File: | tools/lldb/source/Symbol/ClangASTContext.cpp |
Warning: | line 7935, column 20 Array access (from variable 'chain') results in a null pointer dereference |
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1 | //===-- ClangASTContext.cpp -------------------------------------*- C++ -*-===// | |||
2 | // | |||
3 | // The LLVM Compiler Infrastructure | |||
4 | // | |||
5 | // This file is distributed under the University of Illinois Open Source | |||
6 | // License. See LICENSE.TXT for details. | |||
7 | // | |||
8 | //===----------------------------------------------------------------------===// | |||
9 | ||||
10 | #include "lldb/Symbol/ClangASTContext.h" | |||
11 | ||||
12 | #include "llvm/Support/FormatAdapters.h" | |||
13 | #include "llvm/Support/FormatVariadic.h" | |||
14 | ||||
15 | // C Includes | |||
16 | // C++ Includes | |||
17 | #include <mutex> | |||
18 | #include <string> | |||
19 | #include <vector> | |||
20 | ||||
21 | // Other libraries and framework includes | |||
22 | ||||
23 | // Clang headers like to use NDEBUG inside of them to enable/disable debug | |||
24 | // related features using "#ifndef NDEBUG" preprocessor blocks to do one thing | |||
25 | // or another. This is bad because it means that if clang was built in release | |||
26 | // mode, it assumes that you are building in release mode which is not always | |||
27 | // the case. You can end up with functions that are defined as empty in header | |||
28 | // files when NDEBUG is not defined, and this can cause link errors with the | |||
29 | // clang .a files that you have since you might be missing functions in the .a | |||
30 | // file. So we have to define NDEBUG when including clang headers to avoid any | |||
31 | // mismatches. This is covered by rdar://problem/8691220 | |||
32 | ||||
33 | #if !defined(NDEBUG) && !defined(LLVM_NDEBUG_OFF) | |||
34 | #define LLDB_DEFINED_NDEBUG_FOR_CLANG | |||
35 | #define NDEBUG | |||
36 | // Need to include assert.h so it is as clang would expect it to be (disabled) | |||
37 | #include <assert.h> | |||
38 | #endif | |||
39 | ||||
40 | #include "clang/AST/ASTContext.h" | |||
41 | #include "clang/AST/ASTImporter.h" | |||
42 | #include "clang/AST/Attr.h" | |||
43 | #include "clang/AST/CXXInheritance.h" | |||
44 | #include "clang/AST/DeclObjC.h" | |||
45 | #include "clang/AST/DeclTemplate.h" | |||
46 | #include "clang/AST/Mangle.h" | |||
47 | #include "clang/AST/RecordLayout.h" | |||
48 | #include "clang/AST/Type.h" | |||
49 | #include "clang/AST/VTableBuilder.h" | |||
50 | #include "clang/Basic/Builtins.h" | |||
51 | #include "clang/Basic/Diagnostic.h" | |||
52 | #include "clang/Basic/FileManager.h" | |||
53 | #include "clang/Basic/FileSystemOptions.h" | |||
54 | #include "clang/Basic/SourceManager.h" | |||
55 | #include "clang/Basic/TargetInfo.h" | |||
56 | #include "clang/Basic/TargetOptions.h" | |||
57 | #include "clang/Frontend/FrontendOptions.h" | |||
58 | #include "clang/Frontend/LangStandard.h" | |||
59 | ||||
60 | #ifdef LLDB_DEFINED_NDEBUG_FOR_CLANG | |||
61 | #undef NDEBUG | |||
62 | #undef LLDB_DEFINED_NDEBUG_FOR_CLANG | |||
63 | // Need to re-include assert.h so it is as _we_ would expect it to be (enabled) | |||
64 | #include <assert.h> | |||
65 | #endif | |||
66 | ||||
67 | #include "llvm/Support/Signals.h" | |||
68 | #include "llvm/Support/Threading.h" | |||
69 | ||||
70 | #include "Plugins/ExpressionParser/Clang/ClangFunctionCaller.h" | |||
71 | #include "Plugins/ExpressionParser/Clang/ClangUserExpression.h" | |||
72 | #include "Plugins/ExpressionParser/Clang/ClangUtilityFunction.h" | |||
73 | #include "lldb/Utility/ArchSpec.h" | |||
74 | #include "lldb/Utility/Flags.h" | |||
75 | ||||
76 | #include "lldb/Core/DumpDataExtractor.h" | |||
77 | #include "lldb/Core/Module.h" | |||
78 | #include "lldb/Core/PluginManager.h" | |||
79 | #include "lldb/Core/StreamFile.h" | |||
80 | #include "lldb/Core/ThreadSafeDenseMap.h" | |||
81 | #include "lldb/Core/UniqueCStringMap.h" | |||
82 | #include "lldb/Symbol/ClangASTContext.h" | |||
83 | #include "lldb/Symbol/ClangASTImporter.h" | |||
84 | #include "lldb/Symbol/ClangExternalASTSourceCallbacks.h" | |||
85 | #include "lldb/Symbol/ClangExternalASTSourceCommon.h" | |||
86 | #include "lldb/Symbol/ClangUtil.h" | |||
87 | #include "lldb/Symbol/ObjectFile.h" | |||
88 | #include "lldb/Symbol/SymbolFile.h" | |||
89 | #include "lldb/Symbol/VerifyDecl.h" | |||
90 | #include "lldb/Target/ExecutionContext.h" | |||
91 | #include "lldb/Target/Language.h" | |||
92 | #include "lldb/Target/ObjCLanguageRuntime.h" | |||
93 | #include "lldb/Target/Process.h" | |||
94 | #include "lldb/Target/Target.h" | |||
95 | #include "lldb/Utility/DataExtractor.h" | |||
96 | #include "lldb/Utility/LLDBAssert.h" | |||
97 | #include "lldb/Utility/Log.h" | |||
98 | #include "lldb/Utility/RegularExpression.h" | |||
99 | #include "lldb/Utility/Scalar.h" | |||
100 | ||||
101 | #include "Plugins/SymbolFile/DWARF/DWARFASTParserClang.h" | |||
102 | #include "Plugins/SymbolFile/PDB/PDBASTParser.h" | |||
103 | ||||
104 | #include <stdio.h> | |||
105 | ||||
106 | #include <mutex> | |||
107 | ||||
108 | using namespace lldb; | |||
109 | using namespace lldb_private; | |||
110 | using namespace llvm; | |||
111 | using namespace clang; | |||
112 | ||||
113 | namespace { | |||
114 | static inline bool | |||
115 | ClangASTContextSupportsLanguage(lldb::LanguageType language) { | |||
116 | return language == eLanguageTypeUnknown || // Clang is the default type system | |||
117 | Language::LanguageIsC(language) || | |||
118 | Language::LanguageIsCPlusPlus(language) || | |||
119 | Language::LanguageIsObjC(language) || | |||
120 | Language::LanguageIsPascal(language) || | |||
121 | // Use Clang for Rust until there is a proper language plugin for it | |||
122 | language == eLanguageTypeRust || | |||
123 | language == eLanguageTypeExtRenderScript || | |||
124 | // Use Clang for D until there is a proper language plugin for it | |||
125 | language == eLanguageTypeD; | |||
126 | } | |||
127 | ||||
128 | // Checks whether m1 is an overload of m2 (as opposed to an override). This is | |||
129 | // called by addOverridesForMethod to distinguish overrides (which share a | |||
130 | // vtable entry) from overloads (which require distinct entries). | |||
131 | bool isOverload(clang::CXXMethodDecl *m1, clang::CXXMethodDecl *m2) { | |||
132 | // FIXME: This should detect covariant return types, but currently doesn't. | |||
133 | lldbassert(&m1->getASTContext() == &m2->getASTContext() &&lldb_private::lldb_assert(static_cast<bool>(&m1-> getASTContext() == &m2->getASTContext() && "Methods should have the same AST context" ), "&m1->getASTContext() == &m2->getASTContext() && \"Methods should have the same AST context\"" , __FUNCTION__, "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 134) | |||
134 | "Methods should have the same AST context")lldb_private::lldb_assert(static_cast<bool>(&m1-> getASTContext() == &m2->getASTContext() && "Methods should have the same AST context" ), "&m1->getASTContext() == &m2->getASTContext() && \"Methods should have the same AST context\"" , __FUNCTION__, "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 134); | |||
135 | clang::ASTContext &context = m1->getASTContext(); | |||
136 | ||||
137 | const auto *m1Type = llvm::cast<clang::FunctionProtoType>( | |||
138 | context.getCanonicalType(m1->getType())); | |||
139 | ||||
140 | const auto *m2Type = llvm::cast<clang::FunctionProtoType>( | |||
141 | context.getCanonicalType(m2->getType())); | |||
142 | ||||
143 | auto compareArgTypes = [&context](const clang::QualType &m1p, | |||
144 | const clang::QualType &m2p) { | |||
145 | return context.hasSameType(m1p.getUnqualifiedType(), | |||
146 | m2p.getUnqualifiedType()); | |||
147 | }; | |||
148 | ||||
149 | // FIXME: In C++14 and later, we can just pass m2Type->param_type_end() | |||
150 | // as a fourth parameter to std::equal(). | |||
151 | return (m1->getNumParams() != m2->getNumParams()) || | |||
152 | !std::equal(m1Type->param_type_begin(), m1Type->param_type_end(), | |||
153 | m2Type->param_type_begin(), compareArgTypes); | |||
154 | } | |||
155 | ||||
156 | // If decl is a virtual method, walk the base classes looking for methods that | |||
157 | // decl overrides. This table of overridden methods is used by IRGen to | |||
158 | // determine the vtable layout for decl's parent class. | |||
159 | void addOverridesForMethod(clang::CXXMethodDecl *decl) { | |||
160 | if (!decl->isVirtual()) | |||
161 | return; | |||
162 | ||||
163 | clang::CXXBasePaths paths; | |||
164 | ||||
165 | auto find_overridden_methods = | |||
166 | [decl](const clang::CXXBaseSpecifier *specifier, | |||
167 | clang::CXXBasePath &path) { | |||
168 | if (auto *base_record = llvm::dyn_cast<clang::CXXRecordDecl>( | |||
169 | specifier->getType()->getAs<clang::RecordType>()->getDecl())) { | |||
170 | ||||
171 | clang::DeclarationName name = decl->getDeclName(); | |||
172 | ||||
173 | // If this is a destructor, check whether the base class destructor is | |||
174 | // virtual. | |||
175 | if (name.getNameKind() == clang::DeclarationName::CXXDestructorName) | |||
176 | if (auto *baseDtorDecl = base_record->getDestructor()) { | |||
177 | if (baseDtorDecl->isVirtual()) { | |||
178 | path.Decls = baseDtorDecl; | |||
179 | return true; | |||
180 | } else | |||
181 | return false; | |||
182 | } | |||
183 | ||||
184 | // Otherwise, search for name in the base class. | |||
185 | for (path.Decls = base_record->lookup(name); !path.Decls.empty(); | |||
186 | path.Decls = path.Decls.slice(1)) { | |||
187 | if (auto *method_decl = | |||
188 | llvm::dyn_cast<clang::CXXMethodDecl>(path.Decls.front())) | |||
189 | if (method_decl->isVirtual() && !isOverload(decl, method_decl)) { | |||
190 | path.Decls = method_decl; | |||
191 | return true; | |||
192 | } | |||
193 | } | |||
194 | } | |||
195 | ||||
196 | return false; | |||
197 | }; | |||
198 | ||||
199 | if (decl->getParent()->lookupInBases(find_overridden_methods, paths)) { | |||
200 | for (auto *overridden_decl : paths.found_decls()) | |||
201 | decl->addOverriddenMethod( | |||
202 | llvm::cast<clang::CXXMethodDecl>(overridden_decl)); | |||
203 | } | |||
204 | } | |||
205 | } | |||
206 | ||||
207 | typedef lldb_private::ThreadSafeDenseMap<clang::ASTContext *, ClangASTContext *> | |||
208 | ClangASTMap; | |||
209 | ||||
210 | static ClangASTMap &GetASTMap() { | |||
211 | static ClangASTMap *g_map_ptr = nullptr; | |||
212 | static llvm::once_flag g_once_flag; | |||
213 | llvm::call_once(g_once_flag, []() { | |||
214 | g_map_ptr = new ClangASTMap(); // leaked on purpose to avoid spins | |||
215 | }); | |||
216 | return *g_map_ptr; | |||
217 | } | |||
218 | ||||
219 | bool ClangASTContext::IsOperator(const char *name, | |||
220 | clang::OverloadedOperatorKind &op_kind) { | |||
221 | if (name == nullptr || name[0] == '\0') | |||
222 | return false; | |||
223 | ||||
224 | #define OPERATOR_PREFIX "operator" | |||
225 | #define OPERATOR_PREFIX_LENGTH (sizeof(OPERATOR_PREFIX) - 1) | |||
226 | ||||
227 | const char *post_op_name = nullptr; | |||
228 | ||||
229 | bool no_space = true; | |||
230 | ||||
231 | if (::strncmp(name, OPERATOR_PREFIX, OPERATOR_PREFIX_LENGTH)) | |||
232 | return false; | |||
233 | ||||
234 | post_op_name = name + OPERATOR_PREFIX_LENGTH; | |||
235 | ||||
236 | if (post_op_name[0] == ' ') { | |||
237 | post_op_name++; | |||
238 | no_space = false; | |||
239 | } | |||
240 | ||||
241 | #undef OPERATOR_PREFIX | |||
242 | #undef OPERATOR_PREFIX_LENGTH | |||
243 | ||||
244 | // This is an operator, set the overloaded operator kind to invalid in case | |||
245 | // this is a conversion operator... | |||
246 | op_kind = clang::NUM_OVERLOADED_OPERATORS; | |||
247 | ||||
248 | switch (post_op_name[0]) { | |||
249 | default: | |||
250 | if (no_space) | |||
251 | return false; | |||
252 | break; | |||
253 | case 'n': | |||
254 | if (no_space) | |||
255 | return false; | |||
256 | if (strcmp(post_op_name, "new") == 0) | |||
257 | op_kind = clang::OO_New; | |||
258 | else if (strcmp(post_op_name, "new[]") == 0) | |||
259 | op_kind = clang::OO_Array_New; | |||
260 | break; | |||
261 | ||||
262 | case 'd': | |||
263 | if (no_space) | |||
264 | return false; | |||
265 | if (strcmp(post_op_name, "delete") == 0) | |||
266 | op_kind = clang::OO_Delete; | |||
267 | else if (strcmp(post_op_name, "delete[]") == 0) | |||
268 | op_kind = clang::OO_Array_Delete; | |||
269 | break; | |||
270 | ||||
271 | case '+': | |||
272 | if (post_op_name[1] == '\0') | |||
273 | op_kind = clang::OO_Plus; | |||
274 | else if (post_op_name[2] == '\0') { | |||
275 | if (post_op_name[1] == '=') | |||
276 | op_kind = clang::OO_PlusEqual; | |||
277 | else if (post_op_name[1] == '+') | |||
278 | op_kind = clang::OO_PlusPlus; | |||
279 | } | |||
280 | break; | |||
281 | ||||
282 | case '-': | |||
283 | if (post_op_name[1] == '\0') | |||
284 | op_kind = clang::OO_Minus; | |||
285 | else if (post_op_name[2] == '\0') { | |||
286 | switch (post_op_name[1]) { | |||
287 | case '=': | |||
288 | op_kind = clang::OO_MinusEqual; | |||
289 | break; | |||
290 | case '-': | |||
291 | op_kind = clang::OO_MinusMinus; | |||
292 | break; | |||
293 | case '>': | |||
294 | op_kind = clang::OO_Arrow; | |||
295 | break; | |||
296 | } | |||
297 | } else if (post_op_name[3] == '\0') { | |||
298 | if (post_op_name[2] == '*') | |||
299 | op_kind = clang::OO_ArrowStar; | |||
300 | break; | |||
301 | } | |||
302 | break; | |||
303 | ||||
304 | case '*': | |||
305 | if (post_op_name[1] == '\0') | |||
306 | op_kind = clang::OO_Star; | |||
307 | else if (post_op_name[1] == '=' && post_op_name[2] == '\0') | |||
308 | op_kind = clang::OO_StarEqual; | |||
309 | break; | |||
310 | ||||
311 | case '/': | |||
312 | if (post_op_name[1] == '\0') | |||
313 | op_kind = clang::OO_Slash; | |||
314 | else if (post_op_name[1] == '=' && post_op_name[2] == '\0') | |||
315 | op_kind = clang::OO_SlashEqual; | |||
316 | break; | |||
317 | ||||
318 | case '%': | |||
319 | if (post_op_name[1] == '\0') | |||
320 | op_kind = clang::OO_Percent; | |||
321 | else if (post_op_name[1] == '=' && post_op_name[2] == '\0') | |||
322 | op_kind = clang::OO_PercentEqual; | |||
323 | break; | |||
324 | ||||
325 | case '^': | |||
326 | if (post_op_name[1] == '\0') | |||
327 | op_kind = clang::OO_Caret; | |||
328 | else if (post_op_name[1] == '=' && post_op_name[2] == '\0') | |||
329 | op_kind = clang::OO_CaretEqual; | |||
330 | break; | |||
331 | ||||
332 | case '&': | |||
333 | if (post_op_name[1] == '\0') | |||
334 | op_kind = clang::OO_Amp; | |||
335 | else if (post_op_name[2] == '\0') { | |||
336 | switch (post_op_name[1]) { | |||
337 | case '=': | |||
338 | op_kind = clang::OO_AmpEqual; | |||
339 | break; | |||
340 | case '&': | |||
341 | op_kind = clang::OO_AmpAmp; | |||
342 | break; | |||
343 | } | |||
344 | } | |||
345 | break; | |||
346 | ||||
347 | case '|': | |||
348 | if (post_op_name[1] == '\0') | |||
349 | op_kind = clang::OO_Pipe; | |||
350 | else if (post_op_name[2] == '\0') { | |||
351 | switch (post_op_name[1]) { | |||
352 | case '=': | |||
353 | op_kind = clang::OO_PipeEqual; | |||
354 | break; | |||
355 | case '|': | |||
356 | op_kind = clang::OO_PipePipe; | |||
357 | break; | |||
358 | } | |||
359 | } | |||
360 | break; | |||
361 | ||||
362 | case '~': | |||
363 | if (post_op_name[1] == '\0') | |||
364 | op_kind = clang::OO_Tilde; | |||
365 | break; | |||
366 | ||||
367 | case '!': | |||
368 | if (post_op_name[1] == '\0') | |||
369 | op_kind = clang::OO_Exclaim; | |||
370 | else if (post_op_name[1] == '=' && post_op_name[2] == '\0') | |||
371 | op_kind = clang::OO_ExclaimEqual; | |||
372 | break; | |||
373 | ||||
374 | case '=': | |||
375 | if (post_op_name[1] == '\0') | |||
376 | op_kind = clang::OO_Equal; | |||
377 | else if (post_op_name[1] == '=' && post_op_name[2] == '\0') | |||
378 | op_kind = clang::OO_EqualEqual; | |||
379 | break; | |||
380 | ||||
381 | case '<': | |||
382 | if (post_op_name[1] == '\0') | |||
383 | op_kind = clang::OO_Less; | |||
384 | else if (post_op_name[2] == '\0') { | |||
385 | switch (post_op_name[1]) { | |||
386 | case '<': | |||
387 | op_kind = clang::OO_LessLess; | |||
388 | break; | |||
389 | case '=': | |||
390 | op_kind = clang::OO_LessEqual; | |||
391 | break; | |||
392 | } | |||
393 | } else if (post_op_name[3] == '\0') { | |||
394 | if (post_op_name[2] == '=') | |||
395 | op_kind = clang::OO_LessLessEqual; | |||
396 | } | |||
397 | break; | |||
398 | ||||
399 | case '>': | |||
400 | if (post_op_name[1] == '\0') | |||
401 | op_kind = clang::OO_Greater; | |||
402 | else if (post_op_name[2] == '\0') { | |||
403 | switch (post_op_name[1]) { | |||
404 | case '>': | |||
405 | op_kind = clang::OO_GreaterGreater; | |||
406 | break; | |||
407 | case '=': | |||
408 | op_kind = clang::OO_GreaterEqual; | |||
409 | break; | |||
410 | } | |||
411 | } else if (post_op_name[1] == '>' && post_op_name[2] == '=' && | |||
412 | post_op_name[3] == '\0') { | |||
413 | op_kind = clang::OO_GreaterGreaterEqual; | |||
414 | } | |||
415 | break; | |||
416 | ||||
417 | case ',': | |||
418 | if (post_op_name[1] == '\0') | |||
419 | op_kind = clang::OO_Comma; | |||
420 | break; | |||
421 | ||||
422 | case '(': | |||
423 | if (post_op_name[1] == ')' && post_op_name[2] == '\0') | |||
424 | op_kind = clang::OO_Call; | |||
425 | break; | |||
426 | ||||
427 | case '[': | |||
428 | if (post_op_name[1] == ']' && post_op_name[2] == '\0') | |||
429 | op_kind = clang::OO_Subscript; | |||
430 | break; | |||
431 | } | |||
432 | ||||
433 | return true; | |||
434 | } | |||
435 | ||||
436 | clang::AccessSpecifier | |||
437 | ClangASTContext::ConvertAccessTypeToAccessSpecifier(AccessType access) { | |||
438 | switch (access) { | |||
439 | default: | |||
440 | break; | |||
441 | case eAccessNone: | |||
442 | return AS_none; | |||
443 | case eAccessPublic: | |||
444 | return AS_public; | |||
445 | case eAccessPrivate: | |||
446 | return AS_private; | |||
447 | case eAccessProtected: | |||
448 | return AS_protected; | |||
449 | } | |||
450 | return AS_none; | |||
451 | } | |||
452 | ||||
453 | static void ParseLangArgs(LangOptions &Opts, InputKind IK, const char *triple) { | |||
454 | // FIXME: Cleanup per-file based stuff. | |||
455 | ||||
456 | // Set some properties which depend solely on the input kind; it would be | |||
457 | // nice to move these to the language standard, and have the driver resolve | |||
458 | // the input kind + language standard. | |||
459 | if (IK.getLanguage() == InputKind::Asm) { | |||
460 | Opts.AsmPreprocessor = 1; | |||
461 | } else if (IK.isObjectiveC()) { | |||
462 | Opts.ObjC1 = Opts.ObjC2 = 1; | |||
463 | } | |||
464 | ||||
465 | LangStandard::Kind LangStd = LangStandard::lang_unspecified; | |||
466 | ||||
467 | if (LangStd == LangStandard::lang_unspecified) { | |||
468 | // Based on the base language, pick one. | |||
469 | switch (IK.getLanguage()) { | |||
470 | case InputKind::Unknown: | |||
471 | case InputKind::LLVM_IR: | |||
472 | case InputKind::RenderScript: | |||
473 | llvm_unreachable("Invalid input kind!")::llvm::llvm_unreachable_internal("Invalid input kind!", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 473); | |||
474 | case InputKind::OpenCL: | |||
475 | LangStd = LangStandard::lang_opencl10; | |||
476 | break; | |||
477 | case InputKind::CUDA: | |||
478 | LangStd = LangStandard::lang_cuda; | |||
479 | break; | |||
480 | case InputKind::Asm: | |||
481 | case InputKind::C: | |||
482 | case InputKind::ObjC: | |||
483 | LangStd = LangStandard::lang_gnu99; | |||
484 | break; | |||
485 | case InputKind::CXX: | |||
486 | case InputKind::ObjCXX: | |||
487 | LangStd = LangStandard::lang_gnucxx98; | |||
488 | break; | |||
489 | case InputKind::HIP: | |||
490 | LangStd = LangStandard::lang_hip; | |||
491 | break; | |||
492 | } | |||
493 | } | |||
494 | ||||
495 | const LangStandard &Std = LangStandard::getLangStandardForKind(LangStd); | |||
496 | Opts.LineComment = Std.hasLineComments(); | |||
497 | Opts.C99 = Std.isC99(); | |||
498 | Opts.CPlusPlus = Std.isCPlusPlus(); | |||
499 | Opts.CPlusPlus11 = Std.isCPlusPlus11(); | |||
500 | Opts.Digraphs = Std.hasDigraphs(); | |||
501 | Opts.GNUMode = Std.isGNUMode(); | |||
502 | Opts.GNUInline = !Std.isC99(); | |||
503 | Opts.HexFloats = Std.hasHexFloats(); | |||
504 | Opts.ImplicitInt = Std.hasImplicitInt(); | |||
505 | ||||
506 | Opts.WChar = true; | |||
507 | ||||
508 | // OpenCL has some additional defaults. | |||
509 | if (LangStd == LangStandard::lang_opencl10) { | |||
510 | Opts.OpenCL = 1; | |||
511 | Opts.AltiVec = 1; | |||
512 | Opts.CXXOperatorNames = 1; | |||
513 | Opts.LaxVectorConversions = 1; | |||
514 | } | |||
515 | ||||
516 | // OpenCL and C++ both have bool, true, false keywords. | |||
517 | Opts.Bool = Opts.OpenCL || Opts.CPlusPlus; | |||
518 | ||||
519 | Opts.setValueVisibilityMode(DefaultVisibility); | |||
520 | ||||
521 | // Mimicing gcc's behavior, trigraphs are only enabled if -trigraphs is | |||
522 | // specified, or -std is set to a conforming mode. | |||
523 | Opts.Trigraphs = !Opts.GNUMode; | |||
524 | Opts.CharIsSigned = ArchSpec(triple).CharIsSignedByDefault(); | |||
525 | Opts.OptimizeSize = 0; | |||
526 | ||||
527 | // FIXME: Eliminate this dependency. | |||
528 | // unsigned Opt = | |||
529 | // Args.hasArg(OPT_Os) ? 2 : getLastArgIntValue(Args, OPT_O, 0, Diags); | |||
530 | // Opts.Optimize = Opt != 0; | |||
531 | unsigned Opt = 0; | |||
532 | ||||
533 | // This is the __NO_INLINE__ define, which just depends on things like the | |||
534 | // optimization level and -fno-inline, not actually whether the backend has | |||
535 | // inlining enabled. | |||
536 | // | |||
537 | // FIXME: This is affected by other options (-fno-inline). | |||
538 | Opts.NoInlineDefine = !Opt; | |||
539 | } | |||
540 | ||||
541 | ClangASTContext::ClangASTContext(const char *target_triple) | |||
542 | : TypeSystem(TypeSystem::eKindClang), m_target_triple(), m_ast_ap(), | |||
543 | m_language_options_ap(), m_source_manager_ap(), m_diagnostics_engine_ap(), | |||
544 | m_target_options_rp(), m_target_info_ap(), m_identifier_table_ap(), | |||
545 | m_selector_table_ap(), m_builtins_ap(), m_callback_tag_decl(nullptr), | |||
546 | m_callback_objc_decl(nullptr), m_callback_baton(nullptr), | |||
547 | m_pointer_byte_size(0), m_ast_owned(false) { | |||
548 | if (target_triple && target_triple[0]) | |||
549 | SetTargetTriple(target_triple); | |||
550 | } | |||
551 | ||||
552 | //---------------------------------------------------------------------- | |||
553 | // Destructor | |||
554 | //---------------------------------------------------------------------- | |||
555 | ClangASTContext::~ClangASTContext() { Finalize(); } | |||
556 | ||||
557 | ConstString ClangASTContext::GetPluginNameStatic() { | |||
558 | return ConstString("clang"); | |||
559 | } | |||
560 | ||||
561 | ConstString ClangASTContext::GetPluginName() { | |||
562 | return ClangASTContext::GetPluginNameStatic(); | |||
563 | } | |||
564 | ||||
565 | uint32_t ClangASTContext::GetPluginVersion() { return 1; } | |||
566 | ||||
567 | lldb::TypeSystemSP ClangASTContext::CreateInstance(lldb::LanguageType language, | |||
568 | lldb_private::Module *module, | |||
569 | Target *target) { | |||
570 | if (ClangASTContextSupportsLanguage(language)) { | |||
571 | ArchSpec arch; | |||
572 | if (module) | |||
573 | arch = module->GetArchitecture(); | |||
574 | else if (target) | |||
575 | arch = target->GetArchitecture(); | |||
576 | ||||
577 | if (arch.IsValid()) { | |||
578 | ArchSpec fixed_arch = arch; | |||
579 | // LLVM wants this to be set to iOS or MacOSX; if we're working on | |||
580 | // a bare-boards type image, change the triple for llvm's benefit. | |||
581 | if (fixed_arch.GetTriple().getVendor() == llvm::Triple::Apple && | |||
582 | fixed_arch.GetTriple().getOS() == llvm::Triple::UnknownOS) { | |||
583 | if (fixed_arch.GetTriple().getArch() == llvm::Triple::arm || | |||
584 | fixed_arch.GetTriple().getArch() == llvm::Triple::aarch64 || | |||
585 | fixed_arch.GetTriple().getArch() == llvm::Triple::thumb) { | |||
586 | fixed_arch.GetTriple().setOS(llvm::Triple::IOS); | |||
587 | } else { | |||
588 | fixed_arch.GetTriple().setOS(llvm::Triple::MacOSX); | |||
589 | } | |||
590 | } | |||
591 | ||||
592 | if (module) { | |||
593 | std::shared_ptr<ClangASTContext> ast_sp(new ClangASTContext); | |||
594 | if (ast_sp) { | |||
595 | ast_sp->SetArchitecture(fixed_arch); | |||
596 | } | |||
597 | return ast_sp; | |||
598 | } else if (target && target->IsValid()) { | |||
599 | std::shared_ptr<ClangASTContextForExpressions> ast_sp( | |||
600 | new ClangASTContextForExpressions(*target)); | |||
601 | if (ast_sp) { | |||
602 | ast_sp->SetArchitecture(fixed_arch); | |||
603 | ast_sp->m_scratch_ast_source_ap.reset( | |||
604 | new ClangASTSource(target->shared_from_this())); | |||
605 | lldbassert(ast_sp->getFileManager())lldb_private::lldb_assert(static_cast<bool>(ast_sp-> getFileManager()), "ast_sp->getFileManager()", __FUNCTION__ , "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 605); | |||
606 | ast_sp->m_scratch_ast_source_ap->InstallASTContext( | |||
607 | *ast_sp->getASTContext(), *ast_sp->getFileManager(), true); | |||
608 | llvm::IntrusiveRefCntPtr<clang::ExternalASTSource> proxy_ast_source( | |||
609 | ast_sp->m_scratch_ast_source_ap->CreateProxy()); | |||
610 | ast_sp->SetExternalSource(proxy_ast_source); | |||
611 | return ast_sp; | |||
612 | } | |||
613 | } | |||
614 | } | |||
615 | } | |||
616 | return lldb::TypeSystemSP(); | |||
617 | } | |||
618 | ||||
619 | void ClangASTContext::EnumerateSupportedLanguages( | |||
620 | std::set<lldb::LanguageType> &languages_for_types, | |||
621 | std::set<lldb::LanguageType> &languages_for_expressions) { | |||
622 | static std::vector<lldb::LanguageType> s_supported_languages_for_types( | |||
623 | {lldb::eLanguageTypeC89, lldb::eLanguageTypeC, lldb::eLanguageTypeC11, | |||
624 | lldb::eLanguageTypeC_plus_plus, lldb::eLanguageTypeC99, | |||
625 | lldb::eLanguageTypeObjC, lldb::eLanguageTypeObjC_plus_plus, | |||
626 | lldb::eLanguageTypeC_plus_plus_03, lldb::eLanguageTypeC_plus_plus_11, | |||
627 | lldb::eLanguageTypeC11, lldb::eLanguageTypeC_plus_plus_14}); | |||
628 | ||||
629 | static std::vector<lldb::LanguageType> s_supported_languages_for_expressions( | |||
630 | {lldb::eLanguageTypeC_plus_plus, lldb::eLanguageTypeObjC_plus_plus, | |||
631 | lldb::eLanguageTypeC_plus_plus_03, lldb::eLanguageTypeC_plus_plus_11, | |||
632 | lldb::eLanguageTypeC_plus_plus_14}); | |||
633 | ||||
634 | languages_for_types.insert(s_supported_languages_for_types.begin(), | |||
635 | s_supported_languages_for_types.end()); | |||
636 | languages_for_expressions.insert( | |||
637 | s_supported_languages_for_expressions.begin(), | |||
638 | s_supported_languages_for_expressions.end()); | |||
639 | } | |||
640 | ||||
641 | void ClangASTContext::Initialize() { | |||
642 | PluginManager::RegisterPlugin(GetPluginNameStatic(), | |||
643 | "clang base AST context plug-in", | |||
644 | CreateInstance, EnumerateSupportedLanguages); | |||
645 | } | |||
646 | ||||
647 | void ClangASTContext::Terminate() { | |||
648 | PluginManager::UnregisterPlugin(CreateInstance); | |||
649 | } | |||
650 | ||||
651 | void ClangASTContext::Finalize() { | |||
652 | if (m_ast_ap.get()) { | |||
653 | GetASTMap().Erase(m_ast_ap.get()); | |||
654 | if (!m_ast_owned) | |||
655 | m_ast_ap.release(); | |||
656 | } | |||
657 | ||||
658 | m_builtins_ap.reset(); | |||
659 | m_selector_table_ap.reset(); | |||
660 | m_identifier_table_ap.reset(); | |||
661 | m_target_info_ap.reset(); | |||
662 | m_target_options_rp.reset(); | |||
663 | m_diagnostics_engine_ap.reset(); | |||
664 | m_source_manager_ap.reset(); | |||
665 | m_language_options_ap.reset(); | |||
666 | m_ast_ap.reset(); | |||
667 | m_scratch_ast_source_ap.reset(); | |||
668 | } | |||
669 | ||||
670 | void ClangASTContext::Clear() { | |||
671 | m_ast_ap.reset(); | |||
672 | m_language_options_ap.reset(); | |||
673 | m_source_manager_ap.reset(); | |||
674 | m_diagnostics_engine_ap.reset(); | |||
675 | m_target_options_rp.reset(); | |||
676 | m_target_info_ap.reset(); | |||
677 | m_identifier_table_ap.reset(); | |||
678 | m_selector_table_ap.reset(); | |||
679 | m_builtins_ap.reset(); | |||
680 | m_pointer_byte_size = 0; | |||
681 | } | |||
682 | ||||
683 | const char *ClangASTContext::GetTargetTriple() { | |||
684 | return m_target_triple.c_str(); | |||
685 | } | |||
686 | ||||
687 | void ClangASTContext::SetTargetTriple(const char *target_triple) { | |||
688 | Clear(); | |||
689 | m_target_triple.assign(target_triple); | |||
690 | } | |||
691 | ||||
692 | void ClangASTContext::SetArchitecture(const ArchSpec &arch) { | |||
693 | SetTargetTriple(arch.GetTriple().str().c_str()); | |||
694 | } | |||
695 | ||||
696 | bool ClangASTContext::HasExternalSource() { | |||
697 | ASTContext *ast = getASTContext(); | |||
698 | if (ast) | |||
699 | return ast->getExternalSource() != nullptr; | |||
700 | return false; | |||
701 | } | |||
702 | ||||
703 | void ClangASTContext::SetExternalSource( | |||
704 | llvm::IntrusiveRefCntPtr<ExternalASTSource> &ast_source_ap) { | |||
705 | ASTContext *ast = getASTContext(); | |||
706 | if (ast) { | |||
707 | ast->setExternalSource(ast_source_ap); | |||
708 | ast->getTranslationUnitDecl()->setHasExternalLexicalStorage(true); | |||
709 | } | |||
710 | } | |||
711 | ||||
712 | void ClangASTContext::RemoveExternalSource() { | |||
713 | ASTContext *ast = getASTContext(); | |||
714 | ||||
715 | if (ast) { | |||
716 | llvm::IntrusiveRefCntPtr<ExternalASTSource> empty_ast_source_ap; | |||
717 | ast->setExternalSource(empty_ast_source_ap); | |||
718 | ast->getTranslationUnitDecl()->setHasExternalLexicalStorage(false); | |||
719 | } | |||
720 | } | |||
721 | ||||
722 | void ClangASTContext::setASTContext(clang::ASTContext *ast_ctx) { | |||
723 | if (!m_ast_owned) { | |||
724 | m_ast_ap.release(); | |||
725 | } | |||
726 | m_ast_owned = false; | |||
727 | m_ast_ap.reset(ast_ctx); | |||
728 | GetASTMap().Insert(ast_ctx, this); | |||
729 | } | |||
730 | ||||
731 | ASTContext *ClangASTContext::getASTContext() { | |||
732 | if (m_ast_ap.get() == nullptr) { | |||
733 | m_ast_owned = true; | |||
734 | m_ast_ap.reset(new ASTContext(*getLanguageOptions(), *getSourceManager(), | |||
735 | *getIdentifierTable(), *getSelectorTable(), | |||
736 | *getBuiltinContext())); | |||
737 | ||||
738 | m_ast_ap->getDiagnostics().setClient(getDiagnosticConsumer(), false); | |||
739 | ||||
740 | // This can be NULL if we don't know anything about the architecture or if | |||
741 | // the target for an architecture isn't enabled in the llvm/clang that we | |||
742 | // built | |||
743 | TargetInfo *target_info = getTargetInfo(); | |||
744 | if (target_info) | |||
745 | m_ast_ap->InitBuiltinTypes(*target_info); | |||
746 | ||||
747 | if ((m_callback_tag_decl || m_callback_objc_decl) && m_callback_baton) { | |||
748 | m_ast_ap->getTranslationUnitDecl()->setHasExternalLexicalStorage(); | |||
749 | // m_ast_ap->getTranslationUnitDecl()->setHasExternalVisibleStorage(); | |||
750 | } | |||
751 | ||||
752 | GetASTMap().Insert(m_ast_ap.get(), this); | |||
753 | ||||
754 | llvm::IntrusiveRefCntPtr<clang::ExternalASTSource> ast_source_ap( | |||
755 | new ClangExternalASTSourceCallbacks( | |||
756 | ClangASTContext::CompleteTagDecl, | |||
757 | ClangASTContext::CompleteObjCInterfaceDecl, nullptr, | |||
758 | ClangASTContext::LayoutRecordType, this)); | |||
759 | SetExternalSource(ast_source_ap); | |||
760 | } | |||
761 | return m_ast_ap.get(); | |||
762 | } | |||
763 | ||||
764 | ClangASTContext *ClangASTContext::GetASTContext(clang::ASTContext *ast) { | |||
765 | ClangASTContext *clang_ast = GetASTMap().Lookup(ast); | |||
766 | return clang_ast; | |||
767 | } | |||
768 | ||||
769 | Builtin::Context *ClangASTContext::getBuiltinContext() { | |||
770 | if (m_builtins_ap.get() == nullptr) | |||
771 | m_builtins_ap.reset(new Builtin::Context()); | |||
772 | return m_builtins_ap.get(); | |||
773 | } | |||
774 | ||||
775 | IdentifierTable *ClangASTContext::getIdentifierTable() { | |||
776 | if (m_identifier_table_ap.get() == nullptr) | |||
777 | m_identifier_table_ap.reset( | |||
778 | new IdentifierTable(*ClangASTContext::getLanguageOptions(), nullptr)); | |||
779 | return m_identifier_table_ap.get(); | |||
780 | } | |||
781 | ||||
782 | LangOptions *ClangASTContext::getLanguageOptions() { | |||
783 | if (m_language_options_ap.get() == nullptr) { | |||
784 | m_language_options_ap.reset(new LangOptions()); | |||
785 | ParseLangArgs(*m_language_options_ap, InputKind::ObjCXX, GetTargetTriple()); | |||
786 | // InitializeLangOptions(*m_language_options_ap, InputKind::ObjCXX); | |||
787 | } | |||
788 | return m_language_options_ap.get(); | |||
789 | } | |||
790 | ||||
791 | SelectorTable *ClangASTContext::getSelectorTable() { | |||
792 | if (m_selector_table_ap.get() == nullptr) | |||
793 | m_selector_table_ap.reset(new SelectorTable()); | |||
794 | return m_selector_table_ap.get(); | |||
795 | } | |||
796 | ||||
797 | clang::FileManager *ClangASTContext::getFileManager() { | |||
798 | if (m_file_manager_ap.get() == nullptr) { | |||
799 | clang::FileSystemOptions file_system_options; | |||
800 | m_file_manager_ap.reset(new clang::FileManager(file_system_options)); | |||
801 | } | |||
802 | return m_file_manager_ap.get(); | |||
803 | } | |||
804 | ||||
805 | clang::SourceManager *ClangASTContext::getSourceManager() { | |||
806 | if (m_source_manager_ap.get() == nullptr) | |||
807 | m_source_manager_ap.reset( | |||
808 | new clang::SourceManager(*getDiagnosticsEngine(), *getFileManager())); | |||
809 | return m_source_manager_ap.get(); | |||
810 | } | |||
811 | ||||
812 | clang::DiagnosticsEngine *ClangASTContext::getDiagnosticsEngine() { | |||
813 | if (m_diagnostics_engine_ap.get() == nullptr) { | |||
814 | llvm::IntrusiveRefCntPtr<DiagnosticIDs> diag_id_sp(new DiagnosticIDs()); | |||
815 | m_diagnostics_engine_ap.reset( | |||
816 | new DiagnosticsEngine(diag_id_sp, new DiagnosticOptions())); | |||
817 | } | |||
818 | return m_diagnostics_engine_ap.get(); | |||
819 | } | |||
820 | ||||
821 | clang::MangleContext *ClangASTContext::getMangleContext() { | |||
822 | if (m_mangle_ctx_ap.get() == nullptr) | |||
823 | m_mangle_ctx_ap.reset(getASTContext()->createMangleContext()); | |||
824 | return m_mangle_ctx_ap.get(); | |||
825 | } | |||
826 | ||||
827 | class NullDiagnosticConsumer : public DiagnosticConsumer { | |||
828 | public: | |||
829 | NullDiagnosticConsumer() { | |||
830 | m_log = lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_EXPRESSIONS(1u << 8)); | |||
831 | } | |||
832 | ||||
833 | void HandleDiagnostic(DiagnosticsEngine::Level DiagLevel, | |||
834 | const clang::Diagnostic &info) { | |||
835 | if (m_log) { | |||
836 | llvm::SmallVector<char, 32> diag_str(10); | |||
837 | info.FormatDiagnostic(diag_str); | |||
838 | diag_str.push_back('\0'); | |||
839 | m_log->Printf("Compiler diagnostic: %s\n", diag_str.data()); | |||
840 | } | |||
841 | } | |||
842 | ||||
843 | DiagnosticConsumer *clone(DiagnosticsEngine &Diags) const { | |||
844 | return new NullDiagnosticConsumer(); | |||
845 | } | |||
846 | ||||
847 | private: | |||
848 | Log *m_log; | |||
849 | }; | |||
850 | ||||
851 | DiagnosticConsumer *ClangASTContext::getDiagnosticConsumer() { | |||
852 | if (m_diagnostic_consumer_ap.get() == nullptr) | |||
853 | m_diagnostic_consumer_ap.reset(new NullDiagnosticConsumer); | |||
854 | ||||
855 | return m_diagnostic_consumer_ap.get(); | |||
856 | } | |||
857 | ||||
858 | std::shared_ptr<clang::TargetOptions> &ClangASTContext::getTargetOptions() { | |||
859 | if (m_target_options_rp.get() == nullptr && !m_target_triple.empty()) { | |||
860 | m_target_options_rp = std::make_shared<clang::TargetOptions>(); | |||
861 | if (m_target_options_rp.get() != nullptr) | |||
862 | m_target_options_rp->Triple = m_target_triple; | |||
863 | } | |||
864 | return m_target_options_rp; | |||
865 | } | |||
866 | ||||
867 | TargetInfo *ClangASTContext::getTargetInfo() { | |||
868 | // target_triple should be something like "x86_64-apple-macosx" | |||
869 | if (m_target_info_ap.get() == nullptr && !m_target_triple.empty()) | |||
870 | m_target_info_ap.reset(TargetInfo::CreateTargetInfo(*getDiagnosticsEngine(), | |||
871 | getTargetOptions())); | |||
872 | return m_target_info_ap.get(); | |||
873 | } | |||
874 | ||||
875 | #pragma mark Basic Types | |||
876 | ||||
877 | static inline bool QualTypeMatchesBitSize(const uint64_t bit_size, | |||
878 | ASTContext *ast, QualType qual_type) { | |||
879 | uint64_t qual_type_bit_size = ast->getTypeSize(qual_type); | |||
880 | if (qual_type_bit_size == bit_size) | |||
881 | return true; | |||
882 | return false; | |||
883 | } | |||
884 | ||||
885 | CompilerType | |||
886 | ClangASTContext::GetBuiltinTypeForEncodingAndBitSize(Encoding encoding, | |||
887 | size_t bit_size) { | |||
888 | return ClangASTContext::GetBuiltinTypeForEncodingAndBitSize( | |||
889 | getASTContext(), encoding, bit_size); | |||
890 | } | |||
891 | ||||
892 | CompilerType ClangASTContext::GetBuiltinTypeForEncodingAndBitSize( | |||
893 | ASTContext *ast, Encoding encoding, uint32_t bit_size) { | |||
894 | if (!ast) | |||
895 | return CompilerType(); | |||
896 | switch (encoding) { | |||
897 | case eEncodingInvalid: | |||
898 | if (QualTypeMatchesBitSize(bit_size, ast, ast->VoidPtrTy)) | |||
899 | return CompilerType(ast, ast->VoidPtrTy); | |||
900 | break; | |||
901 | ||||
902 | case eEncodingUint: | |||
903 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedCharTy)) | |||
904 | return CompilerType(ast, ast->UnsignedCharTy); | |||
905 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedShortTy)) | |||
906 | return CompilerType(ast, ast->UnsignedShortTy); | |||
907 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedIntTy)) | |||
908 | return CompilerType(ast, ast->UnsignedIntTy); | |||
909 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedLongTy)) | |||
910 | return CompilerType(ast, ast->UnsignedLongTy); | |||
911 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedLongLongTy)) | |||
912 | return CompilerType(ast, ast->UnsignedLongLongTy); | |||
913 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedInt128Ty)) | |||
914 | return CompilerType(ast, ast->UnsignedInt128Ty); | |||
915 | break; | |||
916 | ||||
917 | case eEncodingSint: | |||
918 | if (QualTypeMatchesBitSize(bit_size, ast, ast->SignedCharTy)) | |||
919 | return CompilerType(ast, ast->SignedCharTy); | |||
920 | if (QualTypeMatchesBitSize(bit_size, ast, ast->ShortTy)) | |||
921 | return CompilerType(ast, ast->ShortTy); | |||
922 | if (QualTypeMatchesBitSize(bit_size, ast, ast->IntTy)) | |||
923 | return CompilerType(ast, ast->IntTy); | |||
924 | if (QualTypeMatchesBitSize(bit_size, ast, ast->LongTy)) | |||
925 | return CompilerType(ast, ast->LongTy); | |||
926 | if (QualTypeMatchesBitSize(bit_size, ast, ast->LongLongTy)) | |||
927 | return CompilerType(ast, ast->LongLongTy); | |||
928 | if (QualTypeMatchesBitSize(bit_size, ast, ast->Int128Ty)) | |||
929 | return CompilerType(ast, ast->Int128Ty); | |||
930 | break; | |||
931 | ||||
932 | case eEncodingIEEE754: | |||
933 | if (QualTypeMatchesBitSize(bit_size, ast, ast->FloatTy)) | |||
934 | return CompilerType(ast, ast->FloatTy); | |||
935 | if (QualTypeMatchesBitSize(bit_size, ast, ast->DoubleTy)) | |||
936 | return CompilerType(ast, ast->DoubleTy); | |||
937 | if (QualTypeMatchesBitSize(bit_size, ast, ast->LongDoubleTy)) | |||
938 | return CompilerType(ast, ast->LongDoubleTy); | |||
939 | if (QualTypeMatchesBitSize(bit_size, ast, ast->HalfTy)) | |||
940 | return CompilerType(ast, ast->HalfTy); | |||
941 | break; | |||
942 | ||||
943 | case eEncodingVector: | |||
944 | // Sanity check that bit_size is a multiple of 8's. | |||
945 | if (bit_size && !(bit_size & 0x7u)) | |||
946 | return CompilerType( | |||
947 | ast, ast->getExtVectorType(ast->UnsignedCharTy, bit_size / 8)); | |||
948 | break; | |||
949 | } | |||
950 | ||||
951 | return CompilerType(); | |||
952 | } | |||
953 | ||||
954 | lldb::BasicType | |||
955 | ClangASTContext::GetBasicTypeEnumeration(const ConstString &name) { | |||
956 | if (name) { | |||
957 | typedef UniqueCStringMap<lldb::BasicType> TypeNameToBasicTypeMap; | |||
958 | static TypeNameToBasicTypeMap g_type_map; | |||
959 | static llvm::once_flag g_once_flag; | |||
960 | llvm::call_once(g_once_flag, []() { | |||
961 | // "void" | |||
962 | g_type_map.Append(ConstString("void"), eBasicTypeVoid); | |||
963 | ||||
964 | // "char" | |||
965 | g_type_map.Append(ConstString("char"), eBasicTypeChar); | |||
966 | g_type_map.Append(ConstString("signed char"), eBasicTypeSignedChar); | |||
967 | g_type_map.Append(ConstString("unsigned char"), eBasicTypeUnsignedChar); | |||
968 | g_type_map.Append(ConstString("wchar_t"), eBasicTypeWChar); | |||
969 | g_type_map.Append(ConstString("signed wchar_t"), eBasicTypeSignedWChar); | |||
970 | g_type_map.Append(ConstString("unsigned wchar_t"), | |||
971 | eBasicTypeUnsignedWChar); | |||
972 | // "short" | |||
973 | g_type_map.Append(ConstString("short"), eBasicTypeShort); | |||
974 | g_type_map.Append(ConstString("short int"), eBasicTypeShort); | |||
975 | g_type_map.Append(ConstString("unsigned short"), eBasicTypeUnsignedShort); | |||
976 | g_type_map.Append(ConstString("unsigned short int"), | |||
977 | eBasicTypeUnsignedShort); | |||
978 | ||||
979 | // "int" | |||
980 | g_type_map.Append(ConstString("int"), eBasicTypeInt); | |||
981 | g_type_map.Append(ConstString("signed int"), eBasicTypeInt); | |||
982 | g_type_map.Append(ConstString("unsigned int"), eBasicTypeUnsignedInt); | |||
983 | g_type_map.Append(ConstString("unsigned"), eBasicTypeUnsignedInt); | |||
984 | ||||
985 | // "long" | |||
986 | g_type_map.Append(ConstString("long"), eBasicTypeLong); | |||
987 | g_type_map.Append(ConstString("long int"), eBasicTypeLong); | |||
988 | g_type_map.Append(ConstString("unsigned long"), eBasicTypeUnsignedLong); | |||
989 | g_type_map.Append(ConstString("unsigned long int"), | |||
990 | eBasicTypeUnsignedLong); | |||
991 | ||||
992 | // "long long" | |||
993 | g_type_map.Append(ConstString("long long"), eBasicTypeLongLong); | |||
994 | g_type_map.Append(ConstString("long long int"), eBasicTypeLongLong); | |||
995 | g_type_map.Append(ConstString("unsigned long long"), | |||
996 | eBasicTypeUnsignedLongLong); | |||
997 | g_type_map.Append(ConstString("unsigned long long int"), | |||
998 | eBasicTypeUnsignedLongLong); | |||
999 | ||||
1000 | // "int128" | |||
1001 | g_type_map.Append(ConstString("__int128_t"), eBasicTypeInt128); | |||
1002 | g_type_map.Append(ConstString("__uint128_t"), eBasicTypeUnsignedInt128); | |||
1003 | ||||
1004 | // Miscellaneous | |||
1005 | g_type_map.Append(ConstString("bool"), eBasicTypeBool); | |||
1006 | g_type_map.Append(ConstString("float"), eBasicTypeFloat); | |||
1007 | g_type_map.Append(ConstString("double"), eBasicTypeDouble); | |||
1008 | g_type_map.Append(ConstString("long double"), eBasicTypeLongDouble); | |||
1009 | g_type_map.Append(ConstString("id"), eBasicTypeObjCID); | |||
1010 | g_type_map.Append(ConstString("SEL"), eBasicTypeObjCSel); | |||
1011 | g_type_map.Append(ConstString("nullptr"), eBasicTypeNullPtr); | |||
1012 | g_type_map.Sort(); | |||
1013 | }); | |||
1014 | ||||
1015 | return g_type_map.Find(name, eBasicTypeInvalid); | |||
1016 | } | |||
1017 | return eBasicTypeInvalid; | |||
1018 | } | |||
1019 | ||||
1020 | CompilerType ClangASTContext::GetBasicType(ASTContext *ast, | |||
1021 | const ConstString &name) { | |||
1022 | if (ast) { | |||
1023 | lldb::BasicType basic_type = ClangASTContext::GetBasicTypeEnumeration(name); | |||
1024 | return ClangASTContext::GetBasicType(ast, basic_type); | |||
1025 | } | |||
1026 | return CompilerType(); | |||
1027 | } | |||
1028 | ||||
1029 | uint32_t ClangASTContext::GetPointerByteSize() { | |||
1030 | if (m_pointer_byte_size == 0) | |||
1031 | m_pointer_byte_size = GetBasicType(lldb::eBasicTypeVoid) | |||
1032 | .GetPointerType() | |||
1033 | .GetByteSize(nullptr); | |||
1034 | return m_pointer_byte_size; | |||
1035 | } | |||
1036 | ||||
1037 | CompilerType ClangASTContext::GetBasicType(lldb::BasicType basic_type) { | |||
1038 | return GetBasicType(getASTContext(), basic_type); | |||
1039 | } | |||
1040 | ||||
1041 | CompilerType ClangASTContext::GetBasicType(ASTContext *ast, | |||
1042 | lldb::BasicType basic_type) { | |||
1043 | if (!ast) | |||
1044 | return CompilerType(); | |||
1045 | lldb::opaque_compiler_type_t clang_type = | |||
1046 | GetOpaqueCompilerType(ast, basic_type); | |||
1047 | ||||
1048 | if (clang_type) | |||
1049 | return CompilerType(GetASTContext(ast), clang_type); | |||
1050 | return CompilerType(); | |||
1051 | } | |||
1052 | ||||
1053 | CompilerType ClangASTContext::GetBuiltinTypeForDWARFEncodingAndBitSize( | |||
1054 | const char *type_name, uint32_t dw_ate, uint32_t bit_size) { | |||
1055 | ASTContext *ast = getASTContext(); | |||
1056 | ||||
1057 | #define streq(a, b)strcmp(a, b) == 0 strcmp(a, b) == 0 | |||
1058 | assert(ast != nullptr)((ast != nullptr) ? static_cast<void> (0) : __assert_fail ("ast != nullptr", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 1058, __PRETTY_FUNCTION__)); | |||
1059 | if (ast) { | |||
1060 | switch (dw_ate) { | |||
1061 | default: | |||
1062 | break; | |||
1063 | ||||
1064 | case DW_ATE_address: | |||
1065 | if (QualTypeMatchesBitSize(bit_size, ast, ast->VoidPtrTy)) | |||
1066 | return CompilerType(ast, ast->VoidPtrTy); | |||
1067 | break; | |||
1068 | ||||
1069 | case DW_ATE_boolean: | |||
1070 | if (QualTypeMatchesBitSize(bit_size, ast, ast->BoolTy)) | |||
1071 | return CompilerType(ast, ast->BoolTy); | |||
1072 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedCharTy)) | |||
1073 | return CompilerType(ast, ast->UnsignedCharTy); | |||
1074 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedShortTy)) | |||
1075 | return CompilerType(ast, ast->UnsignedShortTy); | |||
1076 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedIntTy)) | |||
1077 | return CompilerType(ast, ast->UnsignedIntTy); | |||
1078 | break; | |||
1079 | ||||
1080 | case DW_ATE_lo_user: | |||
1081 | // This has been seen to mean DW_AT_complex_integer | |||
1082 | if (type_name) { | |||
1083 | if (::strstr(type_name, "complex")) { | |||
1084 | CompilerType complex_int_clang_type = | |||
1085 | GetBuiltinTypeForDWARFEncodingAndBitSize("int", DW_ATE_signed, | |||
1086 | bit_size / 2); | |||
1087 | return CompilerType(ast, ast->getComplexType(ClangUtil::GetQualType( | |||
1088 | complex_int_clang_type))); | |||
1089 | } | |||
1090 | } | |||
1091 | break; | |||
1092 | ||||
1093 | case DW_ATE_complex_float: | |||
1094 | if (QualTypeMatchesBitSize(bit_size, ast, ast->FloatComplexTy)) | |||
1095 | return CompilerType(ast, ast->FloatComplexTy); | |||
1096 | else if (QualTypeMatchesBitSize(bit_size, ast, ast->DoubleComplexTy)) | |||
1097 | return CompilerType(ast, ast->DoubleComplexTy); | |||
1098 | else if (QualTypeMatchesBitSize(bit_size, ast, ast->LongDoubleComplexTy)) | |||
1099 | return CompilerType(ast, ast->LongDoubleComplexTy); | |||
1100 | else { | |||
1101 | CompilerType complex_float_clang_type = | |||
1102 | GetBuiltinTypeForDWARFEncodingAndBitSize("float", DW_ATE_float, | |||
1103 | bit_size / 2); | |||
1104 | return CompilerType(ast, ast->getComplexType(ClangUtil::GetQualType( | |||
1105 | complex_float_clang_type))); | |||
1106 | } | |||
1107 | break; | |||
1108 | ||||
1109 | case DW_ATE_float: | |||
1110 | if (streq(type_name, "float")strcmp(type_name, "float") == 0 && | |||
1111 | QualTypeMatchesBitSize(bit_size, ast, ast->FloatTy)) | |||
1112 | return CompilerType(ast, ast->FloatTy); | |||
1113 | if (streq(type_name, "double")strcmp(type_name, "double") == 0 && | |||
1114 | QualTypeMatchesBitSize(bit_size, ast, ast->DoubleTy)) | |||
1115 | return CompilerType(ast, ast->DoubleTy); | |||
1116 | if (streq(type_name, "long double")strcmp(type_name, "long double") == 0 && | |||
1117 | QualTypeMatchesBitSize(bit_size, ast, ast->LongDoubleTy)) | |||
1118 | return CompilerType(ast, ast->LongDoubleTy); | |||
1119 | // Fall back to not requiring a name match | |||
1120 | if (QualTypeMatchesBitSize(bit_size, ast, ast->FloatTy)) | |||
1121 | return CompilerType(ast, ast->FloatTy); | |||
1122 | if (QualTypeMatchesBitSize(bit_size, ast, ast->DoubleTy)) | |||
1123 | return CompilerType(ast, ast->DoubleTy); | |||
1124 | if (QualTypeMatchesBitSize(bit_size, ast, ast->LongDoubleTy)) | |||
1125 | return CompilerType(ast, ast->LongDoubleTy); | |||
1126 | if (QualTypeMatchesBitSize(bit_size, ast, ast->HalfTy)) | |||
1127 | return CompilerType(ast, ast->HalfTy); | |||
1128 | break; | |||
1129 | ||||
1130 | case DW_ATE_signed: | |||
1131 | if (type_name) { | |||
1132 | if (streq(type_name, "wchar_t")strcmp(type_name, "wchar_t") == 0 && | |||
1133 | QualTypeMatchesBitSize(bit_size, ast, ast->WCharTy) && | |||
1134 | (getTargetInfo() && | |||
1135 | TargetInfo::isTypeSigned(getTargetInfo()->getWCharType()))) | |||
1136 | return CompilerType(ast, ast->WCharTy); | |||
1137 | if (streq(type_name, "void")strcmp(type_name, "void") == 0 && | |||
1138 | QualTypeMatchesBitSize(bit_size, ast, ast->VoidTy)) | |||
1139 | return CompilerType(ast, ast->VoidTy); | |||
1140 | if (strstr(type_name, "long long") && | |||
1141 | QualTypeMatchesBitSize(bit_size, ast, ast->LongLongTy)) | |||
1142 | return CompilerType(ast, ast->LongLongTy); | |||
1143 | if (strstr(type_name, "long") && | |||
1144 | QualTypeMatchesBitSize(bit_size, ast, ast->LongTy)) | |||
1145 | return CompilerType(ast, ast->LongTy); | |||
1146 | if (strstr(type_name, "short") && | |||
1147 | QualTypeMatchesBitSize(bit_size, ast, ast->ShortTy)) | |||
1148 | return CompilerType(ast, ast->ShortTy); | |||
1149 | if (strstr(type_name, "char")) { | |||
1150 | if (QualTypeMatchesBitSize(bit_size, ast, ast->CharTy)) | |||
1151 | return CompilerType(ast, ast->CharTy); | |||
1152 | if (QualTypeMatchesBitSize(bit_size, ast, ast->SignedCharTy)) | |||
1153 | return CompilerType(ast, ast->SignedCharTy); | |||
1154 | } | |||
1155 | if (strstr(type_name, "int")) { | |||
1156 | if (QualTypeMatchesBitSize(bit_size, ast, ast->IntTy)) | |||
1157 | return CompilerType(ast, ast->IntTy); | |||
1158 | if (QualTypeMatchesBitSize(bit_size, ast, ast->Int128Ty)) | |||
1159 | return CompilerType(ast, ast->Int128Ty); | |||
1160 | } | |||
1161 | } | |||
1162 | // We weren't able to match up a type name, just search by size | |||
1163 | if (QualTypeMatchesBitSize(bit_size, ast, ast->CharTy)) | |||
1164 | return CompilerType(ast, ast->CharTy); | |||
1165 | if (QualTypeMatchesBitSize(bit_size, ast, ast->ShortTy)) | |||
1166 | return CompilerType(ast, ast->ShortTy); | |||
1167 | if (QualTypeMatchesBitSize(bit_size, ast, ast->IntTy)) | |||
1168 | return CompilerType(ast, ast->IntTy); | |||
1169 | if (QualTypeMatchesBitSize(bit_size, ast, ast->LongTy)) | |||
1170 | return CompilerType(ast, ast->LongTy); | |||
1171 | if (QualTypeMatchesBitSize(bit_size, ast, ast->LongLongTy)) | |||
1172 | return CompilerType(ast, ast->LongLongTy); | |||
1173 | if (QualTypeMatchesBitSize(bit_size, ast, ast->Int128Ty)) | |||
1174 | return CompilerType(ast, ast->Int128Ty); | |||
1175 | break; | |||
1176 | ||||
1177 | case DW_ATE_signed_char: | |||
1178 | if (ast->getLangOpts().CharIsSigned && type_name && | |||
1179 | streq(type_name, "char")strcmp(type_name, "char") == 0) { | |||
1180 | if (QualTypeMatchesBitSize(bit_size, ast, ast->CharTy)) | |||
1181 | return CompilerType(ast, ast->CharTy); | |||
1182 | } | |||
1183 | if (QualTypeMatchesBitSize(bit_size, ast, ast->SignedCharTy)) | |||
1184 | return CompilerType(ast, ast->SignedCharTy); | |||
1185 | break; | |||
1186 | ||||
1187 | case DW_ATE_unsigned: | |||
1188 | if (type_name) { | |||
1189 | if (streq(type_name, "wchar_t")strcmp(type_name, "wchar_t") == 0) { | |||
1190 | if (QualTypeMatchesBitSize(bit_size, ast, ast->WCharTy)) { | |||
1191 | if (!(getTargetInfo() && | |||
1192 | TargetInfo::isTypeSigned(getTargetInfo()->getWCharType()))) | |||
1193 | return CompilerType(ast, ast->WCharTy); | |||
1194 | } | |||
1195 | } | |||
1196 | if (strstr(type_name, "long long")) { | |||
1197 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedLongLongTy)) | |||
1198 | return CompilerType(ast, ast->UnsignedLongLongTy); | |||
1199 | } else if (strstr(type_name, "long")) { | |||
1200 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedLongTy)) | |||
1201 | return CompilerType(ast, ast->UnsignedLongTy); | |||
1202 | } else if (strstr(type_name, "short")) { | |||
1203 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedShortTy)) | |||
1204 | return CompilerType(ast, ast->UnsignedShortTy); | |||
1205 | } else if (strstr(type_name, "char")) { | |||
1206 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedCharTy)) | |||
1207 | return CompilerType(ast, ast->UnsignedCharTy); | |||
1208 | } else if (strstr(type_name, "int")) { | |||
1209 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedIntTy)) | |||
1210 | return CompilerType(ast, ast->UnsignedIntTy); | |||
1211 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedInt128Ty)) | |||
1212 | return CompilerType(ast, ast->UnsignedInt128Ty); | |||
1213 | } | |||
1214 | } | |||
1215 | // We weren't able to match up a type name, just search by size | |||
1216 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedCharTy)) | |||
1217 | return CompilerType(ast, ast->UnsignedCharTy); | |||
1218 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedShortTy)) | |||
1219 | return CompilerType(ast, ast->UnsignedShortTy); | |||
1220 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedIntTy)) | |||
1221 | return CompilerType(ast, ast->UnsignedIntTy); | |||
1222 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedLongTy)) | |||
1223 | return CompilerType(ast, ast->UnsignedLongTy); | |||
1224 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedLongLongTy)) | |||
1225 | return CompilerType(ast, ast->UnsignedLongLongTy); | |||
1226 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedInt128Ty)) | |||
1227 | return CompilerType(ast, ast->UnsignedInt128Ty); | |||
1228 | break; | |||
1229 | ||||
1230 | case DW_ATE_unsigned_char: | |||
1231 | if (!ast->getLangOpts().CharIsSigned && type_name && | |||
1232 | streq(type_name, "char")strcmp(type_name, "char") == 0) { | |||
1233 | if (QualTypeMatchesBitSize(bit_size, ast, ast->CharTy)) | |||
1234 | return CompilerType(ast, ast->CharTy); | |||
1235 | } | |||
1236 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedCharTy)) | |||
1237 | return CompilerType(ast, ast->UnsignedCharTy); | |||
1238 | if (QualTypeMatchesBitSize(bit_size, ast, ast->UnsignedShortTy)) | |||
1239 | return CompilerType(ast, ast->UnsignedShortTy); | |||
1240 | break; | |||
1241 | ||||
1242 | case DW_ATE_imaginary_float: | |||
1243 | break; | |||
1244 | ||||
1245 | case DW_ATE_UTF: | |||
1246 | if (type_name) { | |||
1247 | if (streq(type_name, "char16_t")strcmp(type_name, "char16_t") == 0) { | |||
1248 | return CompilerType(ast, ast->Char16Ty); | |||
1249 | } else if (streq(type_name, "char32_t")strcmp(type_name, "char32_t") == 0) { | |||
1250 | return CompilerType(ast, ast->Char32Ty); | |||
1251 | } | |||
1252 | } | |||
1253 | break; | |||
1254 | } | |||
1255 | } | |||
1256 | // This assert should fire for anything that we don't catch above so we know | |||
1257 | // to fix any issues we run into. | |||
1258 | if (type_name) { | |||
1259 | Host::SystemLog(Host::eSystemLogError, "error: need to add support for " | |||
1260 | "DW_TAG_base_type '%s' encoded with " | |||
1261 | "DW_ATE = 0x%x, bit_size = %u\n", | |||
1262 | type_name, dw_ate, bit_size); | |||
1263 | } else { | |||
1264 | Host::SystemLog(Host::eSystemLogError, "error: need to add support for " | |||
1265 | "DW_TAG_base_type encoded with " | |||
1266 | "DW_ATE = 0x%x, bit_size = %u\n", | |||
1267 | dw_ate, bit_size); | |||
1268 | } | |||
1269 | return CompilerType(); | |||
1270 | } | |||
1271 | ||||
1272 | CompilerType ClangASTContext::GetUnknownAnyType(clang::ASTContext *ast) { | |||
1273 | if (ast) | |||
1274 | return CompilerType(ast, ast->UnknownAnyTy); | |||
1275 | return CompilerType(); | |||
1276 | } | |||
1277 | ||||
1278 | CompilerType ClangASTContext::GetCStringType(bool is_const) { | |||
1279 | ASTContext *ast = getASTContext(); | |||
1280 | QualType char_type(ast->CharTy); | |||
1281 | ||||
1282 | if (is_const) | |||
1283 | char_type.addConst(); | |||
1284 | ||||
1285 | return CompilerType(ast, ast->getPointerType(char_type)); | |||
1286 | } | |||
1287 | ||||
1288 | clang::DeclContext * | |||
1289 | ClangASTContext::GetTranslationUnitDecl(clang::ASTContext *ast) { | |||
1290 | return ast->getTranslationUnitDecl(); | |||
1291 | } | |||
1292 | ||||
1293 | clang::Decl *ClangASTContext::CopyDecl(ASTContext *dst_ast, ASTContext *src_ast, | |||
1294 | clang::Decl *source_decl) { | |||
1295 | FileSystemOptions file_system_options; | |||
1296 | FileManager file_manager(file_system_options); | |||
1297 | ASTImporter importer(*dst_ast, file_manager, *src_ast, file_manager, false); | |||
1298 | ||||
1299 | return importer.Import(source_decl); | |||
1300 | } | |||
1301 | ||||
1302 | bool ClangASTContext::AreTypesSame(CompilerType type1, CompilerType type2, | |||
1303 | bool ignore_qualifiers) { | |||
1304 | ClangASTContext *ast = | |||
1305 | llvm::dyn_cast_or_null<ClangASTContext>(type1.GetTypeSystem()); | |||
1306 | if (!ast || ast != type2.GetTypeSystem()) | |||
1307 | return false; | |||
1308 | ||||
1309 | if (type1.GetOpaqueQualType() == type2.GetOpaqueQualType()) | |||
1310 | return true; | |||
1311 | ||||
1312 | QualType type1_qual = ClangUtil::GetQualType(type1); | |||
1313 | QualType type2_qual = ClangUtil::GetQualType(type2); | |||
1314 | ||||
1315 | if (ignore_qualifiers) { | |||
1316 | type1_qual = type1_qual.getUnqualifiedType(); | |||
1317 | type2_qual = type2_qual.getUnqualifiedType(); | |||
1318 | } | |||
1319 | ||||
1320 | return ast->getASTContext()->hasSameType(type1_qual, type2_qual); | |||
1321 | } | |||
1322 | ||||
1323 | CompilerType ClangASTContext::GetTypeForDecl(clang::NamedDecl *decl) { | |||
1324 | if (clang::ObjCInterfaceDecl *interface_decl = | |||
1325 | llvm::dyn_cast<clang::ObjCInterfaceDecl>(decl)) | |||
1326 | return GetTypeForDecl(interface_decl); | |||
1327 | if (clang::TagDecl *tag_decl = llvm::dyn_cast<clang::TagDecl>(decl)) | |||
1328 | return GetTypeForDecl(tag_decl); | |||
1329 | return CompilerType(); | |||
1330 | } | |||
1331 | ||||
1332 | CompilerType ClangASTContext::GetTypeForDecl(TagDecl *decl) { | |||
1333 | // No need to call the getASTContext() accessor (which can create the AST if | |||
1334 | // it isn't created yet, because we can't have created a decl in this | |||
1335 | // AST if our AST didn't already exist... | |||
1336 | ASTContext *ast = &decl->getASTContext(); | |||
1337 | if (ast) | |||
1338 | return CompilerType(ast, ast->getTagDeclType(decl)); | |||
1339 | return CompilerType(); | |||
1340 | } | |||
1341 | ||||
1342 | CompilerType ClangASTContext::GetTypeForDecl(ObjCInterfaceDecl *decl) { | |||
1343 | // No need to call the getASTContext() accessor (which can create the AST if | |||
1344 | // it isn't created yet, because we can't have created a decl in this | |||
1345 | // AST if our AST didn't already exist... | |||
1346 | ASTContext *ast = &decl->getASTContext(); | |||
1347 | if (ast) | |||
1348 | return CompilerType(ast, ast->getObjCInterfaceType(decl)); | |||
1349 | return CompilerType(); | |||
1350 | } | |||
1351 | ||||
1352 | #pragma mark Structure, Unions, Classes | |||
1353 | ||||
1354 | CompilerType ClangASTContext::CreateRecordType(DeclContext *decl_ctx, | |||
1355 | AccessType access_type, | |||
1356 | const char *name, int kind, | |||
1357 | LanguageType language, | |||
1358 | ClangASTMetadata *metadata) { | |||
1359 | ASTContext *ast = getASTContext(); | |||
1360 | assert(ast != nullptr)((ast != nullptr) ? static_cast<void> (0) : __assert_fail ("ast != nullptr", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 1360, __PRETTY_FUNCTION__)); | |||
1361 | ||||
1362 | if (decl_ctx == nullptr) | |||
1363 | decl_ctx = ast->getTranslationUnitDecl(); | |||
1364 | ||||
1365 | if (language == eLanguageTypeObjC || | |||
1366 | language == eLanguageTypeObjC_plus_plus) { | |||
1367 | bool isForwardDecl = true; | |||
1368 | bool isInternal = false; | |||
1369 | return CreateObjCClass(name, decl_ctx, isForwardDecl, isInternal, metadata); | |||
1370 | } | |||
1371 | ||||
1372 | // NOTE: Eventually CXXRecordDecl will be merged back into RecordDecl and | |||
1373 | // we will need to update this code. I was told to currently always use the | |||
1374 | // CXXRecordDecl class since we often don't know from debug information if | |||
1375 | // something is struct or a class, so we default to always use the more | |||
1376 | // complete definition just in case. | |||
1377 | ||||
1378 | bool is_anonymous = (!name) || (!name[0]); | |||
1379 | ||||
1380 | CXXRecordDecl *decl = CXXRecordDecl::Create( | |||
1381 | *ast, (TagDecl::TagKind)kind, decl_ctx, SourceLocation(), | |||
1382 | SourceLocation(), is_anonymous ? nullptr : &ast->Idents.get(name)); | |||
1383 | ||||
1384 | if (is_anonymous) | |||
1385 | decl->setAnonymousStructOrUnion(true); | |||
1386 | ||||
1387 | if (decl) { | |||
1388 | if (metadata) | |||
1389 | SetMetadata(ast, decl, *metadata); | |||
1390 | ||||
1391 | if (access_type != eAccessNone) | |||
1392 | decl->setAccess(ConvertAccessTypeToAccessSpecifier(access_type)); | |||
1393 | ||||
1394 | if (decl_ctx) | |||
1395 | decl_ctx->addDecl(decl); | |||
1396 | ||||
1397 | return CompilerType(ast, ast->getTagDeclType(decl)); | |||
1398 | } | |||
1399 | return CompilerType(); | |||
1400 | } | |||
1401 | ||||
1402 | namespace { | |||
1403 | bool IsValueParam(const clang::TemplateArgument &argument) { | |||
1404 | return argument.getKind() == TemplateArgument::Integral; | |||
1405 | } | |||
1406 | } | |||
1407 | ||||
1408 | static TemplateParameterList *CreateTemplateParameterList( | |||
1409 | ASTContext *ast, | |||
1410 | const ClangASTContext::TemplateParameterInfos &template_param_infos, | |||
1411 | llvm::SmallVector<NamedDecl *, 8> &template_param_decls) { | |||
1412 | const bool parameter_pack = false; | |||
1413 | const bool is_typename = false; | |||
1414 | const unsigned depth = 0; | |||
1415 | const size_t num_template_params = template_param_infos.args.size(); | |||
1416 | DeclContext *const decl_context = | |||
1417 | ast->getTranslationUnitDecl(); // Is this the right decl context?, | |||
1418 | for (size_t i = 0; i < num_template_params; ++i) { | |||
1419 | const char *name = template_param_infos.names[i]; | |||
1420 | ||||
1421 | IdentifierInfo *identifier_info = nullptr; | |||
1422 | if (name && name[0]) | |||
1423 | identifier_info = &ast->Idents.get(name); | |||
1424 | if (IsValueParam(template_param_infos.args[i])) { | |||
1425 | template_param_decls.push_back(NonTypeTemplateParmDecl::Create( | |||
1426 | *ast, decl_context, | |||
1427 | SourceLocation(), SourceLocation(), depth, i, identifier_info, | |||
1428 | template_param_infos.args[i].getIntegralType(), parameter_pack, | |||
1429 | nullptr)); | |||
1430 | ||||
1431 | } else { | |||
1432 | template_param_decls.push_back(TemplateTypeParmDecl::Create( | |||
1433 | *ast, decl_context, | |||
1434 | SourceLocation(), SourceLocation(), depth, i, identifier_info, | |||
1435 | is_typename, parameter_pack)); | |||
1436 | } | |||
1437 | } | |||
1438 | ||||
1439 | if (template_param_infos.packed_args && | |||
1440 | template_param_infos.packed_args->args.size()) { | |||
1441 | IdentifierInfo *identifier_info = nullptr; | |||
1442 | if (template_param_infos.pack_name && template_param_infos.pack_name[0]) | |||
1443 | identifier_info = &ast->Idents.get(template_param_infos.pack_name); | |||
1444 | const bool parameter_pack_true = true; | |||
1445 | if (IsValueParam(template_param_infos.packed_args->args[0])) { | |||
1446 | template_param_decls.push_back(NonTypeTemplateParmDecl::Create( | |||
1447 | *ast, decl_context, | |||
1448 | SourceLocation(), SourceLocation(), depth, num_template_params, | |||
1449 | identifier_info, | |||
1450 | template_param_infos.packed_args->args[0].getIntegralType(), | |||
1451 | parameter_pack_true, nullptr)); | |||
1452 | } else { | |||
1453 | template_param_decls.push_back(TemplateTypeParmDecl::Create( | |||
1454 | *ast, decl_context, | |||
1455 | SourceLocation(), SourceLocation(), depth, num_template_params, | |||
1456 | identifier_info, | |||
1457 | is_typename, parameter_pack_true)); | |||
1458 | } | |||
1459 | } | |||
1460 | clang::Expr *const requires_clause = nullptr; // TODO: Concepts | |||
1461 | TemplateParameterList *template_param_list = TemplateParameterList::Create( | |||
1462 | *ast, SourceLocation(), SourceLocation(), template_param_decls, | |||
1463 | SourceLocation(), requires_clause); | |||
1464 | return template_param_list; | |||
1465 | } | |||
1466 | ||||
1467 | clang::FunctionTemplateDecl *ClangASTContext::CreateFunctionTemplateDecl( | |||
1468 | clang::DeclContext *decl_ctx, clang::FunctionDecl *func_decl, | |||
1469 | const char *name, const TemplateParameterInfos &template_param_infos) { | |||
1470 | // /// Create a function template node. | |||
1471 | ASTContext *ast = getASTContext(); | |||
1472 | ||||
1473 | llvm::SmallVector<NamedDecl *, 8> template_param_decls; | |||
1474 | ||||
1475 | TemplateParameterList *template_param_list = CreateTemplateParameterList( | |||
1476 | ast, template_param_infos, template_param_decls); | |||
1477 | FunctionTemplateDecl *func_tmpl_decl = FunctionTemplateDecl::Create( | |||
1478 | *ast, decl_ctx, func_decl->getLocation(), func_decl->getDeclName(), | |||
1479 | template_param_list, func_decl); | |||
1480 | ||||
1481 | for (size_t i = 0, template_param_decl_count = template_param_decls.size(); | |||
1482 | i < template_param_decl_count; ++i) { | |||
1483 | // TODO: verify which decl context we should put template_param_decls into.. | |||
1484 | template_param_decls[i]->setDeclContext(func_decl); | |||
1485 | } | |||
1486 | ||||
1487 | return func_tmpl_decl; | |||
1488 | } | |||
1489 | ||||
1490 | void ClangASTContext::CreateFunctionTemplateSpecializationInfo( | |||
1491 | FunctionDecl *func_decl, clang::FunctionTemplateDecl *func_tmpl_decl, | |||
1492 | const TemplateParameterInfos &infos) { | |||
1493 | TemplateArgumentList template_args(TemplateArgumentList::OnStack, infos.args); | |||
1494 | ||||
1495 | func_decl->setFunctionTemplateSpecialization(func_tmpl_decl, &template_args, | |||
1496 | nullptr); | |||
1497 | } | |||
1498 | ||||
1499 | ClassTemplateDecl *ClangASTContext::CreateClassTemplateDecl( | |||
1500 | DeclContext *decl_ctx, lldb::AccessType access_type, const char *class_name, | |||
1501 | int kind, const TemplateParameterInfos &template_param_infos) { | |||
1502 | ASTContext *ast = getASTContext(); | |||
1503 | ||||
1504 | ClassTemplateDecl *class_template_decl = nullptr; | |||
1505 | if (decl_ctx == nullptr) | |||
1506 | decl_ctx = ast->getTranslationUnitDecl(); | |||
1507 | ||||
1508 | IdentifierInfo &identifier_info = ast->Idents.get(class_name); | |||
1509 | DeclarationName decl_name(&identifier_info); | |||
1510 | ||||
1511 | clang::DeclContext::lookup_result result = decl_ctx->lookup(decl_name); | |||
1512 | ||||
1513 | for (NamedDecl *decl : result) { | |||
1514 | class_template_decl = dyn_cast<clang::ClassTemplateDecl>(decl); | |||
1515 | if (class_template_decl) | |||
1516 | return class_template_decl; | |||
1517 | } | |||
1518 | ||||
1519 | llvm::SmallVector<NamedDecl *, 8> template_param_decls; | |||
1520 | ||||
1521 | TemplateParameterList *template_param_list = CreateTemplateParameterList( | |||
1522 | ast, template_param_infos, template_param_decls); | |||
1523 | ||||
1524 | CXXRecordDecl *template_cxx_decl = CXXRecordDecl::Create( | |||
1525 | *ast, (TagDecl::TagKind)kind, | |||
1526 | decl_ctx, // What decl context do we use here? TU? The actual decl | |||
1527 | // context? | |||
1528 | SourceLocation(), SourceLocation(), &identifier_info); | |||
1529 | ||||
1530 | for (size_t i = 0, template_param_decl_count = template_param_decls.size(); | |||
1531 | i < template_param_decl_count; ++i) { | |||
1532 | template_param_decls[i]->setDeclContext(template_cxx_decl); | |||
1533 | } | |||
1534 | ||||
1535 | // With templated classes, we say that a class is templated with | |||
1536 | // specializations, but that the bare class has no functions. | |||
1537 | // template_cxx_decl->startDefinition(); | |||
1538 | // template_cxx_decl->completeDefinition(); | |||
1539 | ||||
1540 | class_template_decl = ClassTemplateDecl::Create( | |||
1541 | *ast, | |||
1542 | decl_ctx, // What decl context do we use here? TU? The actual decl | |||
1543 | // context? | |||
1544 | SourceLocation(), decl_name, template_param_list, template_cxx_decl); | |||
1545 | ||||
1546 | if (class_template_decl) { | |||
1547 | if (access_type != eAccessNone) | |||
1548 | class_template_decl->setAccess( | |||
1549 | ConvertAccessTypeToAccessSpecifier(access_type)); | |||
1550 | ||||
1551 | // if (TagDecl *ctx_tag_decl = dyn_cast<TagDecl>(decl_ctx)) | |||
1552 | // CompleteTagDeclarationDefinition(GetTypeForDecl(ctx_tag_decl)); | |||
1553 | ||||
1554 | decl_ctx->addDecl(class_template_decl); | |||
1555 | ||||
1556 | #ifdef LLDB_CONFIGURATION_DEBUG | |||
1557 | VerifyDecl(class_template_decl); | |||
1558 | #endif | |||
1559 | } | |||
1560 | ||||
1561 | return class_template_decl; | |||
1562 | } | |||
1563 | ||||
1564 | TemplateTemplateParmDecl * | |||
1565 | ClangASTContext::CreateTemplateTemplateParmDecl(const char *template_name) { | |||
1566 | ASTContext *ast = getASTContext(); | |||
1567 | ||||
1568 | auto *decl_ctx = ast->getTranslationUnitDecl(); | |||
1569 | ||||
1570 | IdentifierInfo &identifier_info = ast->Idents.get(template_name); | |||
1571 | llvm::SmallVector<NamedDecl *, 8> template_param_decls; | |||
1572 | ||||
1573 | ClangASTContext::TemplateParameterInfos template_param_infos; | |||
1574 | TemplateParameterList *template_param_list = CreateTemplateParameterList( | |||
1575 | ast, template_param_infos, template_param_decls); | |||
1576 | ||||
1577 | // LLDB needs to create those decls only to be able to display a | |||
1578 | // type that includes a template template argument. Only the name matters for | |||
1579 | // this purpose, so we use dummy values for the other characterisitcs of the | |||
1580 | // type. | |||
1581 | return TemplateTemplateParmDecl::Create( | |||
1582 | *ast, decl_ctx, SourceLocation(), | |||
1583 | /*Depth*/ 0, /*Position*/ 0, | |||
1584 | /*IsParameterPack*/ false, &identifier_info, template_param_list); | |||
1585 | } | |||
1586 | ||||
1587 | ClassTemplateSpecializationDecl * | |||
1588 | ClangASTContext::CreateClassTemplateSpecializationDecl( | |||
1589 | DeclContext *decl_ctx, ClassTemplateDecl *class_template_decl, int kind, | |||
1590 | const TemplateParameterInfos &template_param_infos) { | |||
1591 | ASTContext *ast = getASTContext(); | |||
1592 | llvm::SmallVector<clang::TemplateArgument, 2> args( | |||
1593 | template_param_infos.args.size() + | |||
1594 | (template_param_infos.packed_args ? 1 : 0)); | |||
1595 | std::copy(template_param_infos.args.begin(), template_param_infos.args.end(), | |||
1596 | args.begin()); | |||
1597 | if (template_param_infos.packed_args) { | |||
1598 | args[args.size() - 1] = TemplateArgument::CreatePackCopy( | |||
1599 | *ast, template_param_infos.packed_args->args); | |||
1600 | } | |||
1601 | ClassTemplateSpecializationDecl *class_template_specialization_decl = | |||
1602 | ClassTemplateSpecializationDecl::Create( | |||
1603 | *ast, (TagDecl::TagKind)kind, decl_ctx, SourceLocation(), | |||
1604 | SourceLocation(), class_template_decl, args, | |||
1605 | nullptr); | |||
1606 | ||||
1607 | class_template_specialization_decl->setSpecializationKind( | |||
1608 | TSK_ExplicitSpecialization); | |||
1609 | ||||
1610 | return class_template_specialization_decl; | |||
1611 | } | |||
1612 | ||||
1613 | CompilerType ClangASTContext::CreateClassTemplateSpecializationType( | |||
1614 | ClassTemplateSpecializationDecl *class_template_specialization_decl) { | |||
1615 | if (class_template_specialization_decl) { | |||
1616 | ASTContext *ast = getASTContext(); | |||
1617 | if (ast) | |||
1618 | return CompilerType( | |||
1619 | ast, ast->getTagDeclType(class_template_specialization_decl)); | |||
1620 | } | |||
1621 | return CompilerType(); | |||
1622 | } | |||
1623 | ||||
1624 | static inline bool check_op_param(bool is_method, | |||
1625 | clang::OverloadedOperatorKind op_kind, | |||
1626 | bool unary, bool binary, | |||
1627 | uint32_t num_params) { | |||
1628 | // Special-case call since it can take any number of operands | |||
1629 | if (op_kind == OO_Call) | |||
1630 | return true; | |||
1631 | ||||
1632 | // The parameter count doesn't include "this" | |||
1633 | if (is_method) | |||
1634 | ++num_params; | |||
1635 | if (num_params == 1) | |||
1636 | return unary; | |||
1637 | if (num_params == 2) | |||
1638 | return binary; | |||
1639 | else | |||
1640 | return false; | |||
1641 | } | |||
1642 | ||||
1643 | bool ClangASTContext::CheckOverloadedOperatorKindParameterCount( | |||
1644 | bool is_method, clang::OverloadedOperatorKind op_kind, | |||
1645 | uint32_t num_params) { | |||
1646 | switch (op_kind) { | |||
1647 | default: | |||
1648 | break; | |||
1649 | // C++ standard allows any number of arguments to new/delete | |||
1650 | case OO_New: | |||
1651 | case OO_Array_New: | |||
1652 | case OO_Delete: | |||
1653 | case OO_Array_Delete: | |||
1654 | return true; | |||
1655 | } | |||
1656 | ||||
1657 | #define OVERLOADED_OPERATOR(Name, Spelling, Token, Unary, Binary, MemberOnly) \ | |||
1658 | case OO_##Name: \ | |||
1659 | return check_op_param(is_method, op_kind, Unary, Binary, num_params); | |||
1660 | switch (op_kind) { | |||
1661 | #include "clang/Basic/OperatorKinds.def" | |||
1662 | default: | |||
1663 | break; | |||
1664 | } | |||
1665 | return false; | |||
1666 | } | |||
1667 | ||||
1668 | clang::AccessSpecifier | |||
1669 | ClangASTContext::UnifyAccessSpecifiers(clang::AccessSpecifier lhs, | |||
1670 | clang::AccessSpecifier rhs) { | |||
1671 | // Make the access equal to the stricter of the field and the nested field's | |||
1672 | // access | |||
1673 | if (lhs == AS_none || rhs == AS_none) | |||
1674 | return AS_none; | |||
1675 | if (lhs == AS_private || rhs == AS_private) | |||
1676 | return AS_private; | |||
1677 | if (lhs == AS_protected || rhs == AS_protected) | |||
1678 | return AS_protected; | |||
1679 | return AS_public; | |||
1680 | } | |||
1681 | ||||
1682 | bool ClangASTContext::FieldIsBitfield(FieldDecl *field, | |||
1683 | uint32_t &bitfield_bit_size) { | |||
1684 | return FieldIsBitfield(getASTContext(), field, bitfield_bit_size); | |||
1685 | } | |||
1686 | ||||
1687 | bool ClangASTContext::FieldIsBitfield(ASTContext *ast, FieldDecl *field, | |||
1688 | uint32_t &bitfield_bit_size) { | |||
1689 | if (ast == nullptr || field == nullptr) | |||
1690 | return false; | |||
1691 | ||||
1692 | if (field->isBitField()) { | |||
1693 | Expr *bit_width_expr = field->getBitWidth(); | |||
1694 | if (bit_width_expr) { | |||
1695 | llvm::APSInt bit_width_apsint; | |||
1696 | if (bit_width_expr->isIntegerConstantExpr(bit_width_apsint, *ast)) { | |||
1697 | bitfield_bit_size = bit_width_apsint.getLimitedValue(UINT32_MAX(4294967295U)); | |||
1698 | return true; | |||
1699 | } | |||
1700 | } | |||
1701 | } | |||
1702 | return false; | |||
1703 | } | |||
1704 | ||||
1705 | bool ClangASTContext::RecordHasFields(const RecordDecl *record_decl) { | |||
1706 | if (record_decl == nullptr) | |||
1707 | return false; | |||
1708 | ||||
1709 | if (!record_decl->field_empty()) | |||
1710 | return true; | |||
1711 | ||||
1712 | // No fields, lets check this is a CXX record and check the base classes | |||
1713 | const CXXRecordDecl *cxx_record_decl = dyn_cast<CXXRecordDecl>(record_decl); | |||
1714 | if (cxx_record_decl) { | |||
1715 | CXXRecordDecl::base_class_const_iterator base_class, base_class_end; | |||
1716 | for (base_class = cxx_record_decl->bases_begin(), | |||
1717 | base_class_end = cxx_record_decl->bases_end(); | |||
1718 | base_class != base_class_end; ++base_class) { | |||
1719 | const CXXRecordDecl *base_class_decl = cast<CXXRecordDecl>( | |||
1720 | base_class->getType()->getAs<RecordType>()->getDecl()); | |||
1721 | if (RecordHasFields(base_class_decl)) | |||
1722 | return true; | |||
1723 | } | |||
1724 | } | |||
1725 | return false; | |||
1726 | } | |||
1727 | ||||
1728 | #pragma mark Objective-C Classes | |||
1729 | ||||
1730 | CompilerType ClangASTContext::CreateObjCClass(const char *name, | |||
1731 | DeclContext *decl_ctx, | |||
1732 | bool isForwardDecl, | |||
1733 | bool isInternal, | |||
1734 | ClangASTMetadata *metadata) { | |||
1735 | ASTContext *ast = getASTContext(); | |||
1736 | assert(ast != nullptr)((ast != nullptr) ? static_cast<void> (0) : __assert_fail ("ast != nullptr", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 1736, __PRETTY_FUNCTION__)); | |||
1737 | assert(name && name[0])((name && name[0]) ? static_cast<void> (0) : __assert_fail ("name && name[0]", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 1737, __PRETTY_FUNCTION__)); | |||
1738 | if (decl_ctx == nullptr) | |||
1739 | decl_ctx = ast->getTranslationUnitDecl(); | |||
1740 | ||||
1741 | ObjCInterfaceDecl *decl = ObjCInterfaceDecl::Create( | |||
1742 | *ast, decl_ctx, SourceLocation(), &ast->Idents.get(name), nullptr, | |||
1743 | nullptr, SourceLocation(), | |||
1744 | /*isForwardDecl,*/ | |||
1745 | isInternal); | |||
1746 | ||||
1747 | if (decl && metadata) | |||
1748 | SetMetadata(ast, decl, *metadata); | |||
1749 | ||||
1750 | return CompilerType(ast, ast->getObjCInterfaceType(decl)); | |||
1751 | } | |||
1752 | ||||
1753 | static inline bool BaseSpecifierIsEmpty(const CXXBaseSpecifier *b) { | |||
1754 | return ClangASTContext::RecordHasFields(b->getType()->getAsCXXRecordDecl()) == | |||
1755 | false; | |||
1756 | } | |||
1757 | ||||
1758 | uint32_t | |||
1759 | ClangASTContext::GetNumBaseClasses(const CXXRecordDecl *cxx_record_decl, | |||
1760 | bool omit_empty_base_classes) { | |||
1761 | uint32_t num_bases = 0; | |||
1762 | if (cxx_record_decl) { | |||
1763 | if (omit_empty_base_classes) { | |||
1764 | CXXRecordDecl::base_class_const_iterator base_class, base_class_end; | |||
1765 | for (base_class = cxx_record_decl->bases_begin(), | |||
1766 | base_class_end = cxx_record_decl->bases_end(); | |||
1767 | base_class != base_class_end; ++base_class) { | |||
1768 | // Skip empty base classes | |||
1769 | if (omit_empty_base_classes) { | |||
1770 | if (BaseSpecifierIsEmpty(base_class)) | |||
1771 | continue; | |||
1772 | } | |||
1773 | ++num_bases; | |||
1774 | } | |||
1775 | } else | |||
1776 | num_bases = cxx_record_decl->getNumBases(); | |||
1777 | } | |||
1778 | return num_bases; | |||
1779 | } | |||
1780 | ||||
1781 | #pragma mark Namespace Declarations | |||
1782 | ||||
1783 | NamespaceDecl * | |||
1784 | ClangASTContext::GetUniqueNamespaceDeclaration(const char *name, | |||
1785 | DeclContext *decl_ctx) { | |||
1786 | NamespaceDecl *namespace_decl = nullptr; | |||
1787 | ASTContext *ast = getASTContext(); | |||
1788 | TranslationUnitDecl *translation_unit_decl = ast->getTranslationUnitDecl(); | |||
1789 | if (decl_ctx == nullptr) | |||
1790 | decl_ctx = translation_unit_decl; | |||
1791 | ||||
1792 | if (name) { | |||
1793 | IdentifierInfo &identifier_info = ast->Idents.get(name); | |||
1794 | DeclarationName decl_name(&identifier_info); | |||
1795 | clang::DeclContext::lookup_result result = decl_ctx->lookup(decl_name); | |||
1796 | for (NamedDecl *decl : result) { | |||
1797 | namespace_decl = dyn_cast<clang::NamespaceDecl>(decl); | |||
1798 | if (namespace_decl) | |||
1799 | return namespace_decl; | |||
1800 | } | |||
1801 | ||||
1802 | namespace_decl = | |||
1803 | NamespaceDecl::Create(*ast, decl_ctx, false, SourceLocation(), | |||
1804 | SourceLocation(), &identifier_info, nullptr); | |||
1805 | ||||
1806 | decl_ctx->addDecl(namespace_decl); | |||
1807 | } else { | |||
1808 | if (decl_ctx == translation_unit_decl) { | |||
1809 | namespace_decl = translation_unit_decl->getAnonymousNamespace(); | |||
1810 | if (namespace_decl) | |||
1811 | return namespace_decl; | |||
1812 | ||||
1813 | namespace_decl = | |||
1814 | NamespaceDecl::Create(*ast, decl_ctx, false, SourceLocation(), | |||
1815 | SourceLocation(), nullptr, nullptr); | |||
1816 | translation_unit_decl->setAnonymousNamespace(namespace_decl); | |||
1817 | translation_unit_decl->addDecl(namespace_decl); | |||
1818 | assert(namespace_decl == translation_unit_decl->getAnonymousNamespace())((namespace_decl == translation_unit_decl->getAnonymousNamespace ()) ? static_cast<void> (0) : __assert_fail ("namespace_decl == translation_unit_decl->getAnonymousNamespace()" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 1818, __PRETTY_FUNCTION__)); | |||
1819 | } else { | |||
1820 | NamespaceDecl *parent_namespace_decl = cast<NamespaceDecl>(decl_ctx); | |||
1821 | if (parent_namespace_decl) { | |||
1822 | namespace_decl = parent_namespace_decl->getAnonymousNamespace(); | |||
1823 | if (namespace_decl) | |||
1824 | return namespace_decl; | |||
1825 | namespace_decl = | |||
1826 | NamespaceDecl::Create(*ast, decl_ctx, false, SourceLocation(), | |||
1827 | SourceLocation(), nullptr, nullptr); | |||
1828 | parent_namespace_decl->setAnonymousNamespace(namespace_decl); | |||
1829 | parent_namespace_decl->addDecl(namespace_decl); | |||
1830 | assert(namespace_decl ==((namespace_decl == parent_namespace_decl->getAnonymousNamespace ()) ? static_cast<void> (0) : __assert_fail ("namespace_decl == parent_namespace_decl->getAnonymousNamespace()" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 1831, __PRETTY_FUNCTION__)) | |||
1831 | parent_namespace_decl->getAnonymousNamespace())((namespace_decl == parent_namespace_decl->getAnonymousNamespace ()) ? static_cast<void> (0) : __assert_fail ("namespace_decl == parent_namespace_decl->getAnonymousNamespace()" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 1831, __PRETTY_FUNCTION__)); | |||
1832 | } else { | |||
1833 | // BAD!!! | |||
1834 | } | |||
1835 | } | |||
1836 | } | |||
1837 | #ifdef LLDB_CONFIGURATION_DEBUG | |||
1838 | VerifyDecl(namespace_decl); | |||
1839 | #endif | |||
1840 | return namespace_decl; | |||
1841 | } | |||
1842 | ||||
1843 | NamespaceDecl *ClangASTContext::GetUniqueNamespaceDeclaration( | |||
1844 | clang::ASTContext *ast, const char *name, clang::DeclContext *decl_ctx) { | |||
1845 | ClangASTContext *ast_ctx = ClangASTContext::GetASTContext(ast); | |||
1846 | if (ast_ctx == nullptr) | |||
1847 | return nullptr; | |||
1848 | ||||
1849 | return ast_ctx->GetUniqueNamespaceDeclaration(name, decl_ctx); | |||
1850 | } | |||
1851 | ||||
1852 | clang::BlockDecl * | |||
1853 | ClangASTContext::CreateBlockDeclaration(clang::DeclContext *ctx) { | |||
1854 | if (ctx != nullptr) { | |||
1855 | clang::BlockDecl *decl = clang::BlockDecl::Create(*getASTContext(), ctx, | |||
1856 | clang::SourceLocation()); | |||
1857 | ctx->addDecl(decl); | |||
1858 | return decl; | |||
1859 | } | |||
1860 | return nullptr; | |||
1861 | } | |||
1862 | ||||
1863 | clang::DeclContext *FindLCABetweenDecls(clang::DeclContext *left, | |||
1864 | clang::DeclContext *right, | |||
1865 | clang::DeclContext *root) { | |||
1866 | if (root == nullptr) | |||
1867 | return nullptr; | |||
1868 | ||||
1869 | std::set<clang::DeclContext *> path_left; | |||
1870 | for (clang::DeclContext *d = left; d != nullptr; d = d->getParent()) | |||
1871 | path_left.insert(d); | |||
1872 | ||||
1873 | for (clang::DeclContext *d = right; d != nullptr; d = d->getParent()) | |||
1874 | if (path_left.find(d) != path_left.end()) | |||
1875 | return d; | |||
1876 | ||||
1877 | return nullptr; | |||
1878 | } | |||
1879 | ||||
1880 | clang::UsingDirectiveDecl *ClangASTContext::CreateUsingDirectiveDeclaration( | |||
1881 | clang::DeclContext *decl_ctx, clang::NamespaceDecl *ns_decl) { | |||
1882 | if (decl_ctx != nullptr && ns_decl != nullptr) { | |||
1883 | clang::TranslationUnitDecl *translation_unit = | |||
1884 | (clang::TranslationUnitDecl *)GetTranslationUnitDecl(getASTContext()); | |||
1885 | clang::UsingDirectiveDecl *using_decl = clang::UsingDirectiveDecl::Create( | |||
1886 | *getASTContext(), decl_ctx, clang::SourceLocation(), | |||
1887 | clang::SourceLocation(), clang::NestedNameSpecifierLoc(), | |||
1888 | clang::SourceLocation(), ns_decl, | |||
1889 | FindLCABetweenDecls(decl_ctx, ns_decl, translation_unit)); | |||
1890 | decl_ctx->addDecl(using_decl); | |||
1891 | return using_decl; | |||
1892 | } | |||
1893 | return nullptr; | |||
1894 | } | |||
1895 | ||||
1896 | clang::UsingDecl * | |||
1897 | ClangASTContext::CreateUsingDeclaration(clang::DeclContext *current_decl_ctx, | |||
1898 | clang::NamedDecl *target) { | |||
1899 | if (current_decl_ctx != nullptr && target != nullptr) { | |||
1900 | clang::UsingDecl *using_decl = clang::UsingDecl::Create( | |||
1901 | *getASTContext(), current_decl_ctx, clang::SourceLocation(), | |||
1902 | clang::NestedNameSpecifierLoc(), clang::DeclarationNameInfo(), false); | |||
1903 | clang::UsingShadowDecl *shadow_decl = clang::UsingShadowDecl::Create( | |||
1904 | *getASTContext(), current_decl_ctx, clang::SourceLocation(), using_decl, | |||
1905 | target); | |||
1906 | using_decl->addShadowDecl(shadow_decl); | |||
1907 | current_decl_ctx->addDecl(using_decl); | |||
1908 | return using_decl; | |||
1909 | } | |||
1910 | return nullptr; | |||
1911 | } | |||
1912 | ||||
1913 | clang::VarDecl *ClangASTContext::CreateVariableDeclaration( | |||
1914 | clang::DeclContext *decl_context, const char *name, clang::QualType type) { | |||
1915 | if (decl_context != nullptr) { | |||
1916 | clang::VarDecl *var_decl = clang::VarDecl::Create( | |||
1917 | *getASTContext(), decl_context, clang::SourceLocation(), | |||
1918 | clang::SourceLocation(), | |||
1919 | name && name[0] ? &getASTContext()->Idents.getOwn(name) : nullptr, type, | |||
1920 | nullptr, clang::SC_None); | |||
1921 | var_decl->setAccess(clang::AS_public); | |||
1922 | decl_context->addDecl(var_decl); | |||
1923 | return var_decl; | |||
1924 | } | |||
1925 | return nullptr; | |||
1926 | } | |||
1927 | ||||
1928 | lldb::opaque_compiler_type_t | |||
1929 | ClangASTContext::GetOpaqueCompilerType(clang::ASTContext *ast, | |||
1930 | lldb::BasicType basic_type) { | |||
1931 | switch (basic_type) { | |||
1932 | case eBasicTypeVoid: | |||
1933 | return ast->VoidTy.getAsOpaquePtr(); | |||
1934 | case eBasicTypeChar: | |||
1935 | return ast->CharTy.getAsOpaquePtr(); | |||
1936 | case eBasicTypeSignedChar: | |||
1937 | return ast->SignedCharTy.getAsOpaquePtr(); | |||
1938 | case eBasicTypeUnsignedChar: | |||
1939 | return ast->UnsignedCharTy.getAsOpaquePtr(); | |||
1940 | case eBasicTypeWChar: | |||
1941 | return ast->getWCharType().getAsOpaquePtr(); | |||
1942 | case eBasicTypeSignedWChar: | |||
1943 | return ast->getSignedWCharType().getAsOpaquePtr(); | |||
1944 | case eBasicTypeUnsignedWChar: | |||
1945 | return ast->getUnsignedWCharType().getAsOpaquePtr(); | |||
1946 | case eBasicTypeChar16: | |||
1947 | return ast->Char16Ty.getAsOpaquePtr(); | |||
1948 | case eBasicTypeChar32: | |||
1949 | return ast->Char32Ty.getAsOpaquePtr(); | |||
1950 | case eBasicTypeShort: | |||
1951 | return ast->ShortTy.getAsOpaquePtr(); | |||
1952 | case eBasicTypeUnsignedShort: | |||
1953 | return ast->UnsignedShortTy.getAsOpaquePtr(); | |||
1954 | case eBasicTypeInt: | |||
1955 | return ast->IntTy.getAsOpaquePtr(); | |||
1956 | case eBasicTypeUnsignedInt: | |||
1957 | return ast->UnsignedIntTy.getAsOpaquePtr(); | |||
1958 | case eBasicTypeLong: | |||
1959 | return ast->LongTy.getAsOpaquePtr(); | |||
1960 | case eBasicTypeUnsignedLong: | |||
1961 | return ast->UnsignedLongTy.getAsOpaquePtr(); | |||
1962 | case eBasicTypeLongLong: | |||
1963 | return ast->LongLongTy.getAsOpaquePtr(); | |||
1964 | case eBasicTypeUnsignedLongLong: | |||
1965 | return ast->UnsignedLongLongTy.getAsOpaquePtr(); | |||
1966 | case eBasicTypeInt128: | |||
1967 | return ast->Int128Ty.getAsOpaquePtr(); | |||
1968 | case eBasicTypeUnsignedInt128: | |||
1969 | return ast->UnsignedInt128Ty.getAsOpaquePtr(); | |||
1970 | case eBasicTypeBool: | |||
1971 | return ast->BoolTy.getAsOpaquePtr(); | |||
1972 | case eBasicTypeHalf: | |||
1973 | return ast->HalfTy.getAsOpaquePtr(); | |||
1974 | case eBasicTypeFloat: | |||
1975 | return ast->FloatTy.getAsOpaquePtr(); | |||
1976 | case eBasicTypeDouble: | |||
1977 | return ast->DoubleTy.getAsOpaquePtr(); | |||
1978 | case eBasicTypeLongDouble: | |||
1979 | return ast->LongDoubleTy.getAsOpaquePtr(); | |||
1980 | case eBasicTypeFloatComplex: | |||
1981 | return ast->FloatComplexTy.getAsOpaquePtr(); | |||
1982 | case eBasicTypeDoubleComplex: | |||
1983 | return ast->DoubleComplexTy.getAsOpaquePtr(); | |||
1984 | case eBasicTypeLongDoubleComplex: | |||
1985 | return ast->LongDoubleComplexTy.getAsOpaquePtr(); | |||
1986 | case eBasicTypeObjCID: | |||
1987 | return ast->getObjCIdType().getAsOpaquePtr(); | |||
1988 | case eBasicTypeObjCClass: | |||
1989 | return ast->getObjCClassType().getAsOpaquePtr(); | |||
1990 | case eBasicTypeObjCSel: | |||
1991 | return ast->getObjCSelType().getAsOpaquePtr(); | |||
1992 | case eBasicTypeNullPtr: | |||
1993 | return ast->NullPtrTy.getAsOpaquePtr(); | |||
1994 | default: | |||
1995 | return nullptr; | |||
1996 | } | |||
1997 | } | |||
1998 | ||||
1999 | #pragma mark Function Types | |||
2000 | ||||
2001 | clang::DeclarationName | |||
2002 | ClangASTContext::GetDeclarationName(const char *name, | |||
2003 | const CompilerType &function_clang_type) { | |||
2004 | if (!name || !name[0]) | |||
2005 | return clang::DeclarationName(); | |||
2006 | ||||
2007 | clang::OverloadedOperatorKind op_kind = clang::NUM_OVERLOADED_OPERATORS; | |||
2008 | if (!IsOperator(name, op_kind) || op_kind == clang::NUM_OVERLOADED_OPERATORS) | |||
2009 | return DeclarationName(&getASTContext()->Idents.get( | |||
2010 | name)); // Not operator, but a regular function. | |||
2011 | ||||
2012 | // Check the number of operator parameters. Sometimes we have seen bad DWARF | |||
2013 | // that doesn't correctly describe operators and if we try to create a method | |||
2014 | // and add it to the class, clang will assert and crash, so we need to make | |||
2015 | // sure things are acceptable. | |||
2016 | clang::QualType method_qual_type(ClangUtil::GetQualType(function_clang_type)); | |||
2017 | const clang::FunctionProtoType *function_type = | |||
2018 | llvm::dyn_cast<clang::FunctionProtoType>(method_qual_type.getTypePtr()); | |||
2019 | if (function_type == nullptr) | |||
2020 | return clang::DeclarationName(); | |||
2021 | ||||
2022 | const bool is_method = false; | |||
2023 | const unsigned int num_params = function_type->getNumParams(); | |||
2024 | if (!ClangASTContext::CheckOverloadedOperatorKindParameterCount( | |||
2025 | is_method, op_kind, num_params)) | |||
2026 | return clang::DeclarationName(); | |||
2027 | ||||
2028 | return getASTContext()->DeclarationNames.getCXXOperatorName(op_kind); | |||
2029 | } | |||
2030 | ||||
2031 | FunctionDecl *ClangASTContext::CreateFunctionDeclaration( | |||
2032 | DeclContext *decl_ctx, const char *name, | |||
2033 | const CompilerType &function_clang_type, int storage, bool is_inline) { | |||
2034 | FunctionDecl *func_decl = nullptr; | |||
2035 | ASTContext *ast = getASTContext(); | |||
2036 | if (decl_ctx == nullptr) | |||
2037 | decl_ctx = ast->getTranslationUnitDecl(); | |||
2038 | ||||
2039 | const bool hasWrittenPrototype = true; | |||
2040 | const bool isConstexprSpecified = false; | |||
2041 | ||||
2042 | clang::DeclarationName declarationName = | |||
2043 | GetDeclarationName(name, function_clang_type); | |||
2044 | func_decl = FunctionDecl::Create( | |||
2045 | *ast, decl_ctx, SourceLocation(), SourceLocation(), declarationName, | |||
2046 | ClangUtil::GetQualType(function_clang_type), nullptr, | |||
2047 | (clang::StorageClass)storage, is_inline, hasWrittenPrototype, | |||
2048 | isConstexprSpecified); | |||
2049 | if (func_decl) | |||
2050 | decl_ctx->addDecl(func_decl); | |||
2051 | ||||
2052 | #ifdef LLDB_CONFIGURATION_DEBUG | |||
2053 | VerifyDecl(func_decl); | |||
2054 | #endif | |||
2055 | ||||
2056 | return func_decl; | |||
2057 | } | |||
2058 | ||||
2059 | CompilerType ClangASTContext::CreateFunctionType( | |||
2060 | ASTContext *ast, const CompilerType &result_type, const CompilerType *args, | |||
2061 | unsigned num_args, bool is_variadic, unsigned type_quals, | |||
2062 | clang::CallingConv cc) { | |||
2063 | if (ast == nullptr) | |||
2064 | return CompilerType(); // invalid AST | |||
2065 | ||||
2066 | if (!result_type || !ClangUtil::IsClangType(result_type)) | |||
2067 | return CompilerType(); // invalid return type | |||
2068 | ||||
2069 | std::vector<QualType> qual_type_args; | |||
2070 | if (num_args > 0 && args == nullptr) | |||
2071 | return CompilerType(); // invalid argument array passed in | |||
2072 | ||||
2073 | // Verify that all arguments are valid and the right type | |||
2074 | for (unsigned i = 0; i < num_args; ++i) { | |||
2075 | if (args[i]) { | |||
2076 | // Make sure we have a clang type in args[i] and not a type from another | |||
2077 | // language whose name might match | |||
2078 | const bool is_clang_type = ClangUtil::IsClangType(args[i]); | |||
2079 | lldbassert(is_clang_type)lldb_private::lldb_assert(static_cast<bool>(is_clang_type ), "is_clang_type", __FUNCTION__, "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 2079); | |||
2080 | if (is_clang_type) | |||
2081 | qual_type_args.push_back(ClangUtil::GetQualType(args[i])); | |||
2082 | else | |||
2083 | return CompilerType(); // invalid argument type (must be a clang type) | |||
2084 | } else | |||
2085 | return CompilerType(); // invalid argument type (empty) | |||
2086 | } | |||
2087 | ||||
2088 | // TODO: Detect calling convention in DWARF? | |||
2089 | FunctionProtoType::ExtProtoInfo proto_info; | |||
2090 | proto_info.ExtInfo = cc; | |||
2091 | proto_info.Variadic = is_variadic; | |||
2092 | proto_info.ExceptionSpec = EST_None; | |||
2093 | proto_info.TypeQuals = type_quals; | |||
2094 | proto_info.RefQualifier = RQ_None; | |||
2095 | ||||
2096 | return CompilerType(ast, | |||
2097 | ast->getFunctionType(ClangUtil::GetQualType(result_type), | |||
2098 | qual_type_args, proto_info)); | |||
2099 | } | |||
2100 | ||||
2101 | ParmVarDecl *ClangASTContext::CreateParameterDeclaration( | |||
2102 | const char *name, const CompilerType ¶m_type, int storage) { | |||
2103 | ASTContext *ast = getASTContext(); | |||
2104 | assert(ast != nullptr)((ast != nullptr) ? static_cast<void> (0) : __assert_fail ("ast != nullptr", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 2104, __PRETTY_FUNCTION__)); | |||
2105 | return ParmVarDecl::Create(*ast, ast->getTranslationUnitDecl(), | |||
2106 | SourceLocation(), SourceLocation(), | |||
2107 | name && name[0] ? &ast->Idents.get(name) : nullptr, | |||
2108 | ClangUtil::GetQualType(param_type), nullptr, | |||
2109 | (clang::StorageClass)storage, nullptr); | |||
2110 | } | |||
2111 | ||||
2112 | void ClangASTContext::SetFunctionParameters(FunctionDecl *function_decl, | |||
2113 | ParmVarDecl **params, | |||
2114 | unsigned num_params) { | |||
2115 | if (function_decl) | |||
2116 | function_decl->setParams(ArrayRef<ParmVarDecl *>(params, num_params)); | |||
2117 | } | |||
2118 | ||||
2119 | CompilerType | |||
2120 | ClangASTContext::CreateBlockPointerType(const CompilerType &function_type) { | |||
2121 | QualType block_type = m_ast_ap->getBlockPointerType( | |||
2122 | clang::QualType::getFromOpaquePtr(function_type.GetOpaqueQualType())); | |||
2123 | ||||
2124 | return CompilerType(this, block_type.getAsOpaquePtr()); | |||
2125 | } | |||
2126 | ||||
2127 | #pragma mark Array Types | |||
2128 | ||||
2129 | CompilerType ClangASTContext::CreateArrayType(const CompilerType &element_type, | |||
2130 | size_t element_count, | |||
2131 | bool is_vector) { | |||
2132 | if (element_type.IsValid()) { | |||
2133 | ASTContext *ast = getASTContext(); | |||
2134 | assert(ast != nullptr)((ast != nullptr) ? static_cast<void> (0) : __assert_fail ("ast != nullptr", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 2134, __PRETTY_FUNCTION__)); | |||
2135 | ||||
2136 | if (is_vector) { | |||
2137 | return CompilerType( | |||
2138 | ast, ast->getExtVectorType(ClangUtil::GetQualType(element_type), | |||
2139 | element_count)); | |||
2140 | } else { | |||
2141 | ||||
2142 | llvm::APInt ap_element_count(64, element_count); | |||
2143 | if (element_count == 0) { | |||
2144 | return CompilerType(ast, ast->getIncompleteArrayType( | |||
2145 | ClangUtil::GetQualType(element_type), | |||
2146 | clang::ArrayType::Normal, 0)); | |||
2147 | } else { | |||
2148 | return CompilerType( | |||
2149 | ast, ast->getConstantArrayType(ClangUtil::GetQualType(element_type), | |||
2150 | ap_element_count, | |||
2151 | clang::ArrayType::Normal, 0)); | |||
2152 | } | |||
2153 | } | |||
2154 | } | |||
2155 | return CompilerType(); | |||
2156 | } | |||
2157 | ||||
2158 | CompilerType ClangASTContext::CreateStructForIdentifier( | |||
2159 | const ConstString &type_name, | |||
2160 | const std::initializer_list<std::pair<const char *, CompilerType>> | |||
2161 | &type_fields, | |||
2162 | bool packed) { | |||
2163 | CompilerType type; | |||
2164 | if (!type_name.IsEmpty() && | |||
2165 | (type = GetTypeForIdentifier<clang::CXXRecordDecl>(type_name)) | |||
2166 | .IsValid()) { | |||
2167 | lldbassert(0 && "Trying to create a type for an existing name")lldb_private::lldb_assert(static_cast<bool>(0 && "Trying to create a type for an existing name"), "0 && \"Trying to create a type for an existing name\"" , __FUNCTION__, "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 2167); | |||
2168 | return type; | |||
2169 | } | |||
2170 | ||||
2171 | type = CreateRecordType(nullptr, lldb::eAccessPublic, type_name.GetCString(), | |||
2172 | clang::TTK_Struct, lldb::eLanguageTypeC); | |||
2173 | StartTagDeclarationDefinition(type); | |||
2174 | for (const auto &field : type_fields) | |||
2175 | AddFieldToRecordType(type, field.first, field.second, lldb::eAccessPublic, | |||
2176 | 0); | |||
2177 | if (packed) | |||
2178 | SetIsPacked(type); | |||
2179 | CompleteTagDeclarationDefinition(type); | |||
2180 | return type; | |||
2181 | } | |||
2182 | ||||
2183 | CompilerType ClangASTContext::GetOrCreateStructForIdentifier( | |||
2184 | const ConstString &type_name, | |||
2185 | const std::initializer_list<std::pair<const char *, CompilerType>> | |||
2186 | &type_fields, | |||
2187 | bool packed) { | |||
2188 | CompilerType type; | |||
2189 | if ((type = GetTypeForIdentifier<clang::CXXRecordDecl>(type_name)).IsValid()) | |||
2190 | return type; | |||
2191 | ||||
2192 | return CreateStructForIdentifier(type_name, type_fields, packed); | |||
2193 | } | |||
2194 | ||||
2195 | #pragma mark Enumeration Types | |||
2196 | ||||
2197 | CompilerType | |||
2198 | ClangASTContext::CreateEnumerationType(const char *name, DeclContext *decl_ctx, | |||
2199 | const Declaration &decl, | |||
2200 | const CompilerType &integer_clang_type, | |||
2201 | bool is_scoped) { | |||
2202 | // TODO: Do something intelligent with the Declaration object passed in | |||
2203 | // like maybe filling in the SourceLocation with it... | |||
2204 | ASTContext *ast = getASTContext(); | |||
2205 | ||||
2206 | // TODO: ask about these... | |||
2207 | // const bool IsFixed = false; | |||
2208 | ||||
2209 | EnumDecl *enum_decl = EnumDecl::Create( | |||
2210 | *ast, decl_ctx, SourceLocation(), SourceLocation(), | |||
2211 | name && name[0] ? &ast->Idents.get(name) : nullptr, nullptr, | |||
2212 | is_scoped, // IsScoped | |||
2213 | is_scoped, // IsScopedUsingClassTag | |||
2214 | false); // IsFixed | |||
2215 | ||||
2216 | if (enum_decl) { | |||
2217 | if (decl_ctx) | |||
2218 | decl_ctx->addDecl(enum_decl); | |||
2219 | ||||
2220 | // TODO: check if we should be setting the promotion type too? | |||
2221 | enum_decl->setIntegerType(ClangUtil::GetQualType(integer_clang_type)); | |||
2222 | ||||
2223 | enum_decl->setAccess(AS_public); // TODO respect what's in the debug info | |||
2224 | ||||
2225 | return CompilerType(ast, ast->getTagDeclType(enum_decl)); | |||
2226 | } | |||
2227 | return CompilerType(); | |||
2228 | } | |||
2229 | ||||
2230 | CompilerType ClangASTContext::GetIntTypeFromBitSize(clang::ASTContext *ast, | |||
2231 | size_t bit_size, | |||
2232 | bool is_signed) { | |||
2233 | if (ast) { | |||
2234 | if (is_signed) { | |||
2235 | if (bit_size == ast->getTypeSize(ast->SignedCharTy)) | |||
2236 | return CompilerType(ast, ast->SignedCharTy); | |||
2237 | ||||
2238 | if (bit_size == ast->getTypeSize(ast->ShortTy)) | |||
2239 | return CompilerType(ast, ast->ShortTy); | |||
2240 | ||||
2241 | if (bit_size == ast->getTypeSize(ast->IntTy)) | |||
2242 | return CompilerType(ast, ast->IntTy); | |||
2243 | ||||
2244 | if (bit_size == ast->getTypeSize(ast->LongTy)) | |||
2245 | return CompilerType(ast, ast->LongTy); | |||
2246 | ||||
2247 | if (bit_size == ast->getTypeSize(ast->LongLongTy)) | |||
2248 | return CompilerType(ast, ast->LongLongTy); | |||
2249 | ||||
2250 | if (bit_size == ast->getTypeSize(ast->Int128Ty)) | |||
2251 | return CompilerType(ast, ast->Int128Ty); | |||
2252 | } else { | |||
2253 | if (bit_size == ast->getTypeSize(ast->UnsignedCharTy)) | |||
2254 | return CompilerType(ast, ast->UnsignedCharTy); | |||
2255 | ||||
2256 | if (bit_size == ast->getTypeSize(ast->UnsignedShortTy)) | |||
2257 | return CompilerType(ast, ast->UnsignedShortTy); | |||
2258 | ||||
2259 | if (bit_size == ast->getTypeSize(ast->UnsignedIntTy)) | |||
2260 | return CompilerType(ast, ast->UnsignedIntTy); | |||
2261 | ||||
2262 | if (bit_size == ast->getTypeSize(ast->UnsignedLongTy)) | |||
2263 | return CompilerType(ast, ast->UnsignedLongTy); | |||
2264 | ||||
2265 | if (bit_size == ast->getTypeSize(ast->UnsignedLongLongTy)) | |||
2266 | return CompilerType(ast, ast->UnsignedLongLongTy); | |||
2267 | ||||
2268 | if (bit_size == ast->getTypeSize(ast->UnsignedInt128Ty)) | |||
2269 | return CompilerType(ast, ast->UnsignedInt128Ty); | |||
2270 | } | |||
2271 | } | |||
2272 | return CompilerType(); | |||
2273 | } | |||
2274 | ||||
2275 | CompilerType ClangASTContext::GetPointerSizedIntType(clang::ASTContext *ast, | |||
2276 | bool is_signed) { | |||
2277 | if (ast) | |||
2278 | return GetIntTypeFromBitSize(ast, ast->getTypeSize(ast->VoidPtrTy), | |||
2279 | is_signed); | |||
2280 | return CompilerType(); | |||
2281 | } | |||
2282 | ||||
2283 | void ClangASTContext::DumpDeclContextHiearchy(clang::DeclContext *decl_ctx) { | |||
2284 | if (decl_ctx) { | |||
2285 | DumpDeclContextHiearchy(decl_ctx->getParent()); | |||
2286 | ||||
2287 | clang::NamedDecl *named_decl = llvm::dyn_cast<clang::NamedDecl>(decl_ctx); | |||
2288 | if (named_decl) { | |||
2289 | printf("%20s: %s\n", decl_ctx->getDeclKindName(), | |||
2290 | named_decl->getDeclName().getAsString().c_str()); | |||
2291 | } else { | |||
2292 | printf("%20s\n", decl_ctx->getDeclKindName()); | |||
2293 | } | |||
2294 | } | |||
2295 | } | |||
2296 | ||||
2297 | void ClangASTContext::DumpDeclHiearchy(clang::Decl *decl) { | |||
2298 | if (decl == nullptr) | |||
2299 | return; | |||
2300 | DumpDeclContextHiearchy(decl->getDeclContext()); | |||
2301 | ||||
2302 | clang::RecordDecl *record_decl = llvm::dyn_cast<clang::RecordDecl>(decl); | |||
2303 | if (record_decl) { | |||
2304 | printf("%20s: %s%s\n", decl->getDeclKindName(), | |||
2305 | record_decl->getDeclName().getAsString().c_str(), | |||
2306 | record_decl->isInjectedClassName() ? " (injected class name)" : ""); | |||
2307 | ||||
2308 | } else { | |||
2309 | clang::NamedDecl *named_decl = llvm::dyn_cast<clang::NamedDecl>(decl); | |||
2310 | if (named_decl) { | |||
2311 | printf("%20s: %s\n", decl->getDeclKindName(), | |||
2312 | named_decl->getDeclName().getAsString().c_str()); | |||
2313 | } else { | |||
2314 | printf("%20s\n", decl->getDeclKindName()); | |||
2315 | } | |||
2316 | } | |||
2317 | } | |||
2318 | ||||
2319 | bool ClangASTContext::DeclsAreEquivalent(clang::Decl *lhs_decl, | |||
2320 | clang::Decl *rhs_decl) { | |||
2321 | if (lhs_decl && rhs_decl) { | |||
2322 | //---------------------------------------------------------------------- | |||
2323 | // Make sure the decl kinds match first | |||
2324 | //---------------------------------------------------------------------- | |||
2325 | const clang::Decl::Kind lhs_decl_kind = lhs_decl->getKind(); | |||
2326 | const clang::Decl::Kind rhs_decl_kind = rhs_decl->getKind(); | |||
2327 | ||||
2328 | if (lhs_decl_kind == rhs_decl_kind) { | |||
2329 | //------------------------------------------------------------------ | |||
2330 | // Now check that the decl contexts kinds are all equivalent before we | |||
2331 | // have to check any names of the decl contexts... | |||
2332 | //------------------------------------------------------------------ | |||
2333 | clang::DeclContext *lhs_decl_ctx = lhs_decl->getDeclContext(); | |||
2334 | clang::DeclContext *rhs_decl_ctx = rhs_decl->getDeclContext(); | |||
2335 | if (lhs_decl_ctx && rhs_decl_ctx) { | |||
2336 | while (1) { | |||
2337 | if (lhs_decl_ctx && rhs_decl_ctx) { | |||
2338 | const clang::Decl::Kind lhs_decl_ctx_kind = | |||
2339 | lhs_decl_ctx->getDeclKind(); | |||
2340 | const clang::Decl::Kind rhs_decl_ctx_kind = | |||
2341 | rhs_decl_ctx->getDeclKind(); | |||
2342 | if (lhs_decl_ctx_kind == rhs_decl_ctx_kind) { | |||
2343 | lhs_decl_ctx = lhs_decl_ctx->getParent(); | |||
2344 | rhs_decl_ctx = rhs_decl_ctx->getParent(); | |||
2345 | ||||
2346 | if (lhs_decl_ctx == nullptr && rhs_decl_ctx == nullptr) | |||
2347 | break; | |||
2348 | } else | |||
2349 | return false; | |||
2350 | } else | |||
2351 | return false; | |||
2352 | } | |||
2353 | ||||
2354 | //-------------------------------------------------------------- | |||
2355 | // Now make sure the name of the decls match | |||
2356 | //-------------------------------------------------------------- | |||
2357 | clang::NamedDecl *lhs_named_decl = | |||
2358 | llvm::dyn_cast<clang::NamedDecl>(lhs_decl); | |||
2359 | clang::NamedDecl *rhs_named_decl = | |||
2360 | llvm::dyn_cast<clang::NamedDecl>(rhs_decl); | |||
2361 | if (lhs_named_decl && rhs_named_decl) { | |||
2362 | clang::DeclarationName lhs_decl_name = lhs_named_decl->getDeclName(); | |||
2363 | clang::DeclarationName rhs_decl_name = rhs_named_decl->getDeclName(); | |||
2364 | if (lhs_decl_name.getNameKind() == rhs_decl_name.getNameKind()) { | |||
2365 | if (lhs_decl_name.getAsString() != rhs_decl_name.getAsString()) | |||
2366 | return false; | |||
2367 | } else | |||
2368 | return false; | |||
2369 | } else | |||
2370 | return false; | |||
2371 | ||||
2372 | //-------------------------------------------------------------- | |||
2373 | // We know that the decl context kinds all match, so now we need to | |||
2374 | // make sure the names match as well | |||
2375 | //-------------------------------------------------------------- | |||
2376 | lhs_decl_ctx = lhs_decl->getDeclContext(); | |||
2377 | rhs_decl_ctx = rhs_decl->getDeclContext(); | |||
2378 | while (1) { | |||
2379 | switch (lhs_decl_ctx->getDeclKind()) { | |||
2380 | case clang::Decl::TranslationUnit: | |||
2381 | // We don't care about the translation unit names | |||
2382 | return true; | |||
2383 | default: { | |||
2384 | clang::NamedDecl *lhs_named_decl = | |||
2385 | llvm::dyn_cast<clang::NamedDecl>(lhs_decl_ctx); | |||
2386 | clang::NamedDecl *rhs_named_decl = | |||
2387 | llvm::dyn_cast<clang::NamedDecl>(rhs_decl_ctx); | |||
2388 | if (lhs_named_decl && rhs_named_decl) { | |||
2389 | clang::DeclarationName lhs_decl_name = | |||
2390 | lhs_named_decl->getDeclName(); | |||
2391 | clang::DeclarationName rhs_decl_name = | |||
2392 | rhs_named_decl->getDeclName(); | |||
2393 | if (lhs_decl_name.getNameKind() == rhs_decl_name.getNameKind()) { | |||
2394 | if (lhs_decl_name.getAsString() != rhs_decl_name.getAsString()) | |||
2395 | return false; | |||
2396 | } else | |||
2397 | return false; | |||
2398 | } else | |||
2399 | return false; | |||
2400 | } break; | |||
2401 | } | |||
2402 | lhs_decl_ctx = lhs_decl_ctx->getParent(); | |||
2403 | rhs_decl_ctx = rhs_decl_ctx->getParent(); | |||
2404 | } | |||
2405 | } | |||
2406 | } | |||
2407 | } | |||
2408 | return false; | |||
2409 | } | |||
2410 | bool ClangASTContext::GetCompleteDecl(clang::ASTContext *ast, | |||
2411 | clang::Decl *decl) { | |||
2412 | if (!decl) | |||
2413 | return false; | |||
2414 | ||||
2415 | ExternalASTSource *ast_source = ast->getExternalSource(); | |||
2416 | ||||
2417 | if (!ast_source) | |||
2418 | return false; | |||
2419 | ||||
2420 | if (clang::TagDecl *tag_decl = llvm::dyn_cast<clang::TagDecl>(decl)) { | |||
2421 | if (tag_decl->isCompleteDefinition()) | |||
2422 | return true; | |||
2423 | ||||
2424 | if (!tag_decl->hasExternalLexicalStorage()) | |||
2425 | return false; | |||
2426 | ||||
2427 | ast_source->CompleteType(tag_decl); | |||
2428 | ||||
2429 | return !tag_decl->getTypeForDecl()->isIncompleteType(); | |||
2430 | } else if (clang::ObjCInterfaceDecl *objc_interface_decl = | |||
2431 | llvm::dyn_cast<clang::ObjCInterfaceDecl>(decl)) { | |||
2432 | if (objc_interface_decl->getDefinition()) | |||
2433 | return true; | |||
2434 | ||||
2435 | if (!objc_interface_decl->hasExternalLexicalStorage()) | |||
2436 | return false; | |||
2437 | ||||
2438 | ast_source->CompleteType(objc_interface_decl); | |||
2439 | ||||
2440 | return !objc_interface_decl->getTypeForDecl()->isIncompleteType(); | |||
2441 | } else { | |||
2442 | return false; | |||
2443 | } | |||
2444 | } | |||
2445 | ||||
2446 | void ClangASTContext::SetMetadataAsUserID(const void *object, | |||
2447 | user_id_t user_id) { | |||
2448 | ClangASTMetadata meta_data; | |||
2449 | meta_data.SetUserID(user_id); | |||
2450 | SetMetadata(object, meta_data); | |||
2451 | } | |||
2452 | ||||
2453 | void ClangASTContext::SetMetadata(clang::ASTContext *ast, const void *object, | |||
2454 | ClangASTMetadata &metadata) { | |||
2455 | ClangExternalASTSourceCommon *external_source = | |||
2456 | ClangExternalASTSourceCommon::Lookup(ast->getExternalSource()); | |||
2457 | ||||
2458 | if (external_source) | |||
2459 | external_source->SetMetadata(object, metadata); | |||
2460 | } | |||
2461 | ||||
2462 | ClangASTMetadata *ClangASTContext::GetMetadata(clang::ASTContext *ast, | |||
2463 | const void *object) { | |||
2464 | ClangExternalASTSourceCommon *external_source = | |||
2465 | ClangExternalASTSourceCommon::Lookup(ast->getExternalSource()); | |||
2466 | ||||
2467 | if (external_source && external_source->HasMetadata(object)) | |||
2468 | return external_source->GetMetadata(object); | |||
2469 | else | |||
2470 | return nullptr; | |||
2471 | } | |||
2472 | ||||
2473 | clang::DeclContext * | |||
2474 | ClangASTContext::GetAsDeclContext(clang::CXXMethodDecl *cxx_method_decl) { | |||
2475 | return llvm::dyn_cast<clang::DeclContext>(cxx_method_decl); | |||
2476 | } | |||
2477 | ||||
2478 | clang::DeclContext * | |||
2479 | ClangASTContext::GetAsDeclContext(clang::ObjCMethodDecl *objc_method_decl) { | |||
2480 | return llvm::dyn_cast<clang::DeclContext>(objc_method_decl); | |||
2481 | } | |||
2482 | ||||
2483 | bool ClangASTContext::SetTagTypeKind(clang::QualType tag_qual_type, | |||
2484 | int kind) const { | |||
2485 | const clang::Type *clang_type = tag_qual_type.getTypePtr(); | |||
2486 | if (clang_type) { | |||
2487 | const clang::TagType *tag_type = llvm::dyn_cast<clang::TagType>(clang_type); | |||
2488 | if (tag_type) { | |||
2489 | clang::TagDecl *tag_decl = | |||
2490 | llvm::dyn_cast<clang::TagDecl>(tag_type->getDecl()); | |||
2491 | if (tag_decl) { | |||
2492 | tag_decl->setTagKind((clang::TagDecl::TagKind)kind); | |||
2493 | return true; | |||
2494 | } | |||
2495 | } | |||
2496 | } | |||
2497 | return false; | |||
2498 | } | |||
2499 | ||||
2500 | bool ClangASTContext::SetDefaultAccessForRecordFields( | |||
2501 | clang::RecordDecl *record_decl, int default_accessibility, | |||
2502 | int *assigned_accessibilities, size_t num_assigned_accessibilities) { | |||
2503 | if (record_decl) { | |||
2504 | uint32_t field_idx; | |||
2505 | clang::RecordDecl::field_iterator field, field_end; | |||
2506 | for (field = record_decl->field_begin(), | |||
2507 | field_end = record_decl->field_end(), field_idx = 0; | |||
2508 | field != field_end; ++field, ++field_idx) { | |||
2509 | // If no accessibility was assigned, assign the correct one | |||
2510 | if (field_idx < num_assigned_accessibilities && | |||
2511 | assigned_accessibilities[field_idx] == clang::AS_none) | |||
2512 | field->setAccess((clang::AccessSpecifier)default_accessibility); | |||
2513 | } | |||
2514 | return true; | |||
2515 | } | |||
2516 | return false; | |||
2517 | } | |||
2518 | ||||
2519 | clang::DeclContext * | |||
2520 | ClangASTContext::GetDeclContextForType(const CompilerType &type) { | |||
2521 | return GetDeclContextForType(ClangUtil::GetQualType(type)); | |||
2522 | } | |||
2523 | ||||
2524 | clang::DeclContext * | |||
2525 | ClangASTContext::GetDeclContextForType(clang::QualType type) { | |||
2526 | if (type.isNull()) | |||
2527 | return nullptr; | |||
2528 | ||||
2529 | clang::QualType qual_type = type.getCanonicalType(); | |||
2530 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
2531 | switch (type_class) { | |||
2532 | case clang::Type::ObjCInterface: | |||
2533 | return llvm::cast<clang::ObjCObjectType>(qual_type.getTypePtr()) | |||
2534 | ->getInterface(); | |||
2535 | case clang::Type::ObjCObjectPointer: | |||
2536 | return GetDeclContextForType( | |||
2537 | llvm::cast<clang::ObjCObjectPointerType>(qual_type.getTypePtr()) | |||
2538 | ->getPointeeType()); | |||
2539 | case clang::Type::Record: | |||
2540 | return llvm::cast<clang::RecordType>(qual_type)->getDecl(); | |||
2541 | case clang::Type::Enum: | |||
2542 | return llvm::cast<clang::EnumType>(qual_type)->getDecl(); | |||
2543 | case clang::Type::Typedef: | |||
2544 | return GetDeclContextForType(llvm::cast<clang::TypedefType>(qual_type) | |||
2545 | ->getDecl() | |||
2546 | ->getUnderlyingType()); | |||
2547 | case clang::Type::Auto: | |||
2548 | return GetDeclContextForType( | |||
2549 | llvm::cast<clang::AutoType>(qual_type)->getDeducedType()); | |||
2550 | case clang::Type::Elaborated: | |||
2551 | return GetDeclContextForType( | |||
2552 | llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()); | |||
2553 | case clang::Type::Paren: | |||
2554 | return GetDeclContextForType( | |||
2555 | llvm::cast<clang::ParenType>(qual_type)->desugar()); | |||
2556 | default: | |||
2557 | break; | |||
2558 | } | |||
2559 | // No DeclContext in this type... | |||
2560 | return nullptr; | |||
2561 | } | |||
2562 | ||||
2563 | static bool GetCompleteQualType(clang::ASTContext *ast, | |||
2564 | clang::QualType qual_type, | |||
2565 | bool allow_completion = true) { | |||
2566 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
2567 | switch (type_class) { | |||
2568 | case clang::Type::ConstantArray: | |||
2569 | case clang::Type::IncompleteArray: | |||
2570 | case clang::Type::VariableArray: { | |||
2571 | const clang::ArrayType *array_type = | |||
2572 | llvm::dyn_cast<clang::ArrayType>(qual_type.getTypePtr()); | |||
2573 | ||||
2574 | if (array_type) | |||
2575 | return GetCompleteQualType(ast, array_type->getElementType(), | |||
2576 | allow_completion); | |||
2577 | } break; | |||
2578 | case clang::Type::Record: { | |||
2579 | clang::CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); | |||
2580 | if (cxx_record_decl) { | |||
2581 | if (cxx_record_decl->hasExternalLexicalStorage()) { | |||
2582 | const bool is_complete = cxx_record_decl->isCompleteDefinition(); | |||
2583 | const bool fields_loaded = | |||
2584 | cxx_record_decl->hasLoadedFieldsFromExternalStorage(); | |||
2585 | if (is_complete && fields_loaded) | |||
2586 | return true; | |||
2587 | ||||
2588 | if (!allow_completion) | |||
2589 | return false; | |||
2590 | ||||
2591 | // Call the field_begin() accessor to for it to use the external source | |||
2592 | // to load the fields... | |||
2593 | clang::ExternalASTSource *external_ast_source = | |||
2594 | ast->getExternalSource(); | |||
2595 | if (external_ast_source) { | |||
2596 | external_ast_source->CompleteType(cxx_record_decl); | |||
2597 | if (cxx_record_decl->isCompleteDefinition()) { | |||
2598 | cxx_record_decl->field_begin(); | |||
2599 | cxx_record_decl->setHasLoadedFieldsFromExternalStorage(true); | |||
2600 | } | |||
2601 | } | |||
2602 | } | |||
2603 | } | |||
2604 | const clang::TagType *tag_type = | |||
2605 | llvm::cast<clang::TagType>(qual_type.getTypePtr()); | |||
2606 | return !tag_type->isIncompleteType(); | |||
2607 | } break; | |||
2608 | ||||
2609 | case clang::Type::Enum: { | |||
2610 | const clang::TagType *tag_type = | |||
2611 | llvm::dyn_cast<clang::TagType>(qual_type.getTypePtr()); | |||
2612 | if (tag_type) { | |||
2613 | clang::TagDecl *tag_decl = tag_type->getDecl(); | |||
2614 | if (tag_decl) { | |||
2615 | if (tag_decl->getDefinition()) | |||
2616 | return true; | |||
2617 | ||||
2618 | if (!allow_completion) | |||
2619 | return false; | |||
2620 | ||||
2621 | if (tag_decl->hasExternalLexicalStorage()) { | |||
2622 | if (ast) { | |||
2623 | clang::ExternalASTSource *external_ast_source = | |||
2624 | ast->getExternalSource(); | |||
2625 | if (external_ast_source) { | |||
2626 | external_ast_source->CompleteType(tag_decl); | |||
2627 | return !tag_type->isIncompleteType(); | |||
2628 | } | |||
2629 | } | |||
2630 | } | |||
2631 | return false; | |||
2632 | } | |||
2633 | } | |||
2634 | ||||
2635 | } break; | |||
2636 | case clang::Type::ObjCObject: | |||
2637 | case clang::Type::ObjCInterface: { | |||
2638 | const clang::ObjCObjectType *objc_class_type = | |||
2639 | llvm::dyn_cast<clang::ObjCObjectType>(qual_type); | |||
2640 | if (objc_class_type) { | |||
2641 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
2642 | objc_class_type->getInterface(); | |||
2643 | // We currently can't complete objective C types through the newly added | |||
2644 | // ASTContext because it only supports TagDecl objects right now... | |||
2645 | if (class_interface_decl) { | |||
2646 | if (class_interface_decl->getDefinition()) | |||
2647 | return true; | |||
2648 | ||||
2649 | if (!allow_completion) | |||
2650 | return false; | |||
2651 | ||||
2652 | if (class_interface_decl->hasExternalLexicalStorage()) { | |||
2653 | if (ast) { | |||
2654 | clang::ExternalASTSource *external_ast_source = | |||
2655 | ast->getExternalSource(); | |||
2656 | if (external_ast_source) { | |||
2657 | external_ast_source->CompleteType(class_interface_decl); | |||
2658 | return !objc_class_type->isIncompleteType(); | |||
2659 | } | |||
2660 | } | |||
2661 | } | |||
2662 | return false; | |||
2663 | } | |||
2664 | } | |||
2665 | } break; | |||
2666 | ||||
2667 | case clang::Type::Typedef: | |||
2668 | return GetCompleteQualType(ast, llvm::cast<clang::TypedefType>(qual_type) | |||
2669 | ->getDecl() | |||
2670 | ->getUnderlyingType(), | |||
2671 | allow_completion); | |||
2672 | ||||
2673 | case clang::Type::Auto: | |||
2674 | return GetCompleteQualType( | |||
2675 | ast, llvm::cast<clang::AutoType>(qual_type)->getDeducedType(), | |||
2676 | allow_completion); | |||
2677 | ||||
2678 | case clang::Type::Elaborated: | |||
2679 | return GetCompleteQualType( | |||
2680 | ast, llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType(), | |||
2681 | allow_completion); | |||
2682 | ||||
2683 | case clang::Type::Paren: | |||
2684 | return GetCompleteQualType( | |||
2685 | ast, llvm::cast<clang::ParenType>(qual_type)->desugar(), | |||
2686 | allow_completion); | |||
2687 | ||||
2688 | case clang::Type::Attributed: | |||
2689 | return GetCompleteQualType( | |||
2690 | ast, llvm::cast<clang::AttributedType>(qual_type)->getModifiedType(), | |||
2691 | allow_completion); | |||
2692 | ||||
2693 | default: | |||
2694 | break; | |||
2695 | } | |||
2696 | ||||
2697 | return true; | |||
2698 | } | |||
2699 | ||||
2700 | static clang::ObjCIvarDecl::AccessControl | |||
2701 | ConvertAccessTypeToObjCIvarAccessControl(AccessType access) { | |||
2702 | switch (access) { | |||
2703 | case eAccessNone: | |||
2704 | return clang::ObjCIvarDecl::None; | |||
2705 | case eAccessPublic: | |||
2706 | return clang::ObjCIvarDecl::Public; | |||
2707 | case eAccessPrivate: | |||
2708 | return clang::ObjCIvarDecl::Private; | |||
2709 | case eAccessProtected: | |||
2710 | return clang::ObjCIvarDecl::Protected; | |||
2711 | case eAccessPackage: | |||
2712 | return clang::ObjCIvarDecl::Package; | |||
2713 | } | |||
2714 | return clang::ObjCIvarDecl::None; | |||
2715 | } | |||
2716 | ||||
2717 | //---------------------------------------------------------------------- | |||
2718 | // Tests | |||
2719 | //---------------------------------------------------------------------- | |||
2720 | ||||
2721 | bool ClangASTContext::IsAggregateType(lldb::opaque_compiler_type_t type) { | |||
2722 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
2723 | ||||
2724 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
2725 | switch (type_class) { | |||
2726 | case clang::Type::IncompleteArray: | |||
2727 | case clang::Type::VariableArray: | |||
2728 | case clang::Type::ConstantArray: | |||
2729 | case clang::Type::ExtVector: | |||
2730 | case clang::Type::Vector: | |||
2731 | case clang::Type::Record: | |||
2732 | case clang::Type::ObjCObject: | |||
2733 | case clang::Type::ObjCInterface: | |||
2734 | return true; | |||
2735 | case clang::Type::Auto: | |||
2736 | return IsAggregateType(llvm::cast<clang::AutoType>(qual_type) | |||
2737 | ->getDeducedType() | |||
2738 | .getAsOpaquePtr()); | |||
2739 | case clang::Type::Elaborated: | |||
2740 | return IsAggregateType(llvm::cast<clang::ElaboratedType>(qual_type) | |||
2741 | ->getNamedType() | |||
2742 | .getAsOpaquePtr()); | |||
2743 | case clang::Type::Typedef: | |||
2744 | return IsAggregateType(llvm::cast<clang::TypedefType>(qual_type) | |||
2745 | ->getDecl() | |||
2746 | ->getUnderlyingType() | |||
2747 | .getAsOpaquePtr()); | |||
2748 | case clang::Type::Paren: | |||
2749 | return IsAggregateType( | |||
2750 | llvm::cast<clang::ParenType>(qual_type)->desugar().getAsOpaquePtr()); | |||
2751 | default: | |||
2752 | break; | |||
2753 | } | |||
2754 | // The clang type does have a value | |||
2755 | return false; | |||
2756 | } | |||
2757 | ||||
2758 | bool ClangASTContext::IsAnonymousType(lldb::opaque_compiler_type_t type) { | |||
2759 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
2760 | ||||
2761 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
2762 | switch (type_class) { | |||
2763 | case clang::Type::Record: { | |||
2764 | if (const clang::RecordType *record_type = | |||
2765 | llvm::dyn_cast_or_null<clang::RecordType>( | |||
2766 | qual_type.getTypePtrOrNull())) { | |||
2767 | if (const clang::RecordDecl *record_decl = record_type->getDecl()) { | |||
2768 | return record_decl->isAnonymousStructOrUnion(); | |||
2769 | } | |||
2770 | } | |||
2771 | break; | |||
2772 | } | |||
2773 | case clang::Type::Auto: | |||
2774 | return IsAnonymousType(llvm::cast<clang::AutoType>(qual_type) | |||
2775 | ->getDeducedType() | |||
2776 | .getAsOpaquePtr()); | |||
2777 | case clang::Type::Elaborated: | |||
2778 | return IsAnonymousType(llvm::cast<clang::ElaboratedType>(qual_type) | |||
2779 | ->getNamedType() | |||
2780 | .getAsOpaquePtr()); | |||
2781 | case clang::Type::Typedef: | |||
2782 | return IsAnonymousType(llvm::cast<clang::TypedefType>(qual_type) | |||
2783 | ->getDecl() | |||
2784 | ->getUnderlyingType() | |||
2785 | .getAsOpaquePtr()); | |||
2786 | case clang::Type::Paren: | |||
2787 | return IsAnonymousType( | |||
2788 | llvm::cast<clang::ParenType>(qual_type)->desugar().getAsOpaquePtr()); | |||
2789 | default: | |||
2790 | break; | |||
2791 | } | |||
2792 | // The clang type does have a value | |||
2793 | return false; | |||
2794 | } | |||
2795 | ||||
2796 | bool ClangASTContext::IsArrayType(lldb::opaque_compiler_type_t type, | |||
2797 | CompilerType *element_type_ptr, | |||
2798 | uint64_t *size, bool *is_incomplete) { | |||
2799 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
2800 | ||||
2801 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
2802 | switch (type_class) { | |||
2803 | default: | |||
2804 | break; | |||
2805 | ||||
2806 | case clang::Type::ConstantArray: | |||
2807 | if (element_type_ptr) | |||
2808 | element_type_ptr->SetCompilerType( | |||
2809 | getASTContext(), | |||
2810 | llvm::cast<clang::ConstantArrayType>(qual_type)->getElementType()); | |||
2811 | if (size) | |||
2812 | *size = llvm::cast<clang::ConstantArrayType>(qual_type) | |||
2813 | ->getSize() | |||
2814 | .getLimitedValue(ULLONG_MAX(9223372036854775807LL*2ULL+1ULL)); | |||
2815 | if (is_incomplete) | |||
2816 | *is_incomplete = false; | |||
2817 | return true; | |||
2818 | ||||
2819 | case clang::Type::IncompleteArray: | |||
2820 | if (element_type_ptr) | |||
2821 | element_type_ptr->SetCompilerType( | |||
2822 | getASTContext(), | |||
2823 | llvm::cast<clang::IncompleteArrayType>(qual_type)->getElementType()); | |||
2824 | if (size) | |||
2825 | *size = 0; | |||
2826 | if (is_incomplete) | |||
2827 | *is_incomplete = true; | |||
2828 | return true; | |||
2829 | ||||
2830 | case clang::Type::VariableArray: | |||
2831 | if (element_type_ptr) | |||
2832 | element_type_ptr->SetCompilerType( | |||
2833 | getASTContext(), | |||
2834 | llvm::cast<clang::VariableArrayType>(qual_type)->getElementType()); | |||
2835 | if (size) | |||
2836 | *size = 0; | |||
2837 | if (is_incomplete) | |||
2838 | *is_incomplete = false; | |||
2839 | return true; | |||
2840 | ||||
2841 | case clang::Type::DependentSizedArray: | |||
2842 | if (element_type_ptr) | |||
2843 | element_type_ptr->SetCompilerType( | |||
2844 | getASTContext(), llvm::cast<clang::DependentSizedArrayType>(qual_type) | |||
2845 | ->getElementType()); | |||
2846 | if (size) | |||
2847 | *size = 0; | |||
2848 | if (is_incomplete) | |||
2849 | *is_incomplete = false; | |||
2850 | return true; | |||
2851 | ||||
2852 | case clang::Type::Typedef: | |||
2853 | return IsArrayType(llvm::cast<clang::TypedefType>(qual_type) | |||
2854 | ->getDecl() | |||
2855 | ->getUnderlyingType() | |||
2856 | .getAsOpaquePtr(), | |||
2857 | element_type_ptr, size, is_incomplete); | |||
2858 | case clang::Type::Auto: | |||
2859 | return IsArrayType(llvm::cast<clang::AutoType>(qual_type) | |||
2860 | ->getDeducedType() | |||
2861 | .getAsOpaquePtr(), | |||
2862 | element_type_ptr, size, is_incomplete); | |||
2863 | case clang::Type::Elaborated: | |||
2864 | return IsArrayType(llvm::cast<clang::ElaboratedType>(qual_type) | |||
2865 | ->getNamedType() | |||
2866 | .getAsOpaquePtr(), | |||
2867 | element_type_ptr, size, is_incomplete); | |||
2868 | case clang::Type::Paren: | |||
2869 | return IsArrayType( | |||
2870 | llvm::cast<clang::ParenType>(qual_type)->desugar().getAsOpaquePtr(), | |||
2871 | element_type_ptr, size, is_incomplete); | |||
2872 | } | |||
2873 | if (element_type_ptr) | |||
2874 | element_type_ptr->Clear(); | |||
2875 | if (size) | |||
2876 | *size = 0; | |||
2877 | if (is_incomplete) | |||
2878 | *is_incomplete = false; | |||
2879 | return false; | |||
2880 | } | |||
2881 | ||||
2882 | bool ClangASTContext::IsVectorType(lldb::opaque_compiler_type_t type, | |||
2883 | CompilerType *element_type, uint64_t *size) { | |||
2884 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
2885 | ||||
2886 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
2887 | switch (type_class) { | |||
2888 | case clang::Type::Vector: { | |||
2889 | const clang::VectorType *vector_type = | |||
2890 | qual_type->getAs<clang::VectorType>(); | |||
2891 | if (vector_type) { | |||
2892 | if (size) | |||
2893 | *size = vector_type->getNumElements(); | |||
2894 | if (element_type) | |||
2895 | *element_type = | |||
2896 | CompilerType(getASTContext(), vector_type->getElementType()); | |||
2897 | } | |||
2898 | return true; | |||
2899 | } break; | |||
2900 | case clang::Type::ExtVector: { | |||
2901 | const clang::ExtVectorType *ext_vector_type = | |||
2902 | qual_type->getAs<clang::ExtVectorType>(); | |||
2903 | if (ext_vector_type) { | |||
2904 | if (size) | |||
2905 | *size = ext_vector_type->getNumElements(); | |||
2906 | if (element_type) | |||
2907 | *element_type = | |||
2908 | CompilerType(getASTContext(), ext_vector_type->getElementType()); | |||
2909 | } | |||
2910 | return true; | |||
2911 | } | |||
2912 | default: | |||
2913 | break; | |||
2914 | } | |||
2915 | return false; | |||
2916 | } | |||
2917 | ||||
2918 | bool ClangASTContext::IsRuntimeGeneratedType( | |||
2919 | lldb::opaque_compiler_type_t type) { | |||
2920 | clang::DeclContext *decl_ctx = ClangASTContext::GetASTContext(getASTContext()) | |||
2921 | ->GetDeclContextForType(GetQualType(type)); | |||
2922 | if (!decl_ctx) | |||
2923 | return false; | |||
2924 | ||||
2925 | if (!llvm::isa<clang::ObjCInterfaceDecl>(decl_ctx)) | |||
2926 | return false; | |||
2927 | ||||
2928 | clang::ObjCInterfaceDecl *result_iface_decl = | |||
2929 | llvm::dyn_cast<clang::ObjCInterfaceDecl>(decl_ctx); | |||
2930 | ||||
2931 | ClangASTMetadata *ast_metadata = | |||
2932 | ClangASTContext::GetMetadata(getASTContext(), result_iface_decl); | |||
2933 | if (!ast_metadata) | |||
2934 | return false; | |||
2935 | return (ast_metadata->GetISAPtr() != 0); | |||
2936 | } | |||
2937 | ||||
2938 | bool ClangASTContext::IsCharType(lldb::opaque_compiler_type_t type) { | |||
2939 | return GetQualType(type).getUnqualifiedType()->isCharType(); | |||
2940 | } | |||
2941 | ||||
2942 | bool ClangASTContext::IsCompleteType(lldb::opaque_compiler_type_t type) { | |||
2943 | const bool allow_completion = false; | |||
2944 | return GetCompleteQualType(getASTContext(), GetQualType(type), | |||
2945 | allow_completion); | |||
2946 | } | |||
2947 | ||||
2948 | bool ClangASTContext::IsConst(lldb::opaque_compiler_type_t type) { | |||
2949 | return GetQualType(type).isConstQualified(); | |||
2950 | } | |||
2951 | ||||
2952 | bool ClangASTContext::IsCStringType(lldb::opaque_compiler_type_t type, | |||
2953 | uint32_t &length) { | |||
2954 | CompilerType pointee_or_element_clang_type; | |||
2955 | length = 0; | |||
2956 | Flags type_flags(GetTypeInfo(type, &pointee_or_element_clang_type)); | |||
2957 | ||||
2958 | if (!pointee_or_element_clang_type.IsValid()) | |||
2959 | return false; | |||
2960 | ||||
2961 | if (type_flags.AnySet(eTypeIsArray | eTypeIsPointer)) { | |||
2962 | if (pointee_or_element_clang_type.IsCharType()) { | |||
2963 | if (type_flags.Test(eTypeIsArray)) { | |||
2964 | // We know the size of the array and it could be a C string since it is | |||
2965 | // an array of characters | |||
2966 | length = llvm::cast<clang::ConstantArrayType>( | |||
2967 | GetCanonicalQualType(type).getTypePtr()) | |||
2968 | ->getSize() | |||
2969 | .getLimitedValue(); | |||
2970 | } | |||
2971 | return true; | |||
2972 | } | |||
2973 | } | |||
2974 | return false; | |||
2975 | } | |||
2976 | ||||
2977 | bool ClangASTContext::IsFunctionType(lldb::opaque_compiler_type_t type, | |||
2978 | bool *is_variadic_ptr) { | |||
2979 | if (type) { | |||
2980 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
2981 | ||||
2982 | if (qual_type->isFunctionType()) { | |||
2983 | if (is_variadic_ptr) { | |||
2984 | const clang::FunctionProtoType *function_proto_type = | |||
2985 | llvm::dyn_cast<clang::FunctionProtoType>(qual_type.getTypePtr()); | |||
2986 | if (function_proto_type) | |||
2987 | *is_variadic_ptr = function_proto_type->isVariadic(); | |||
2988 | else | |||
2989 | *is_variadic_ptr = false; | |||
2990 | } | |||
2991 | return true; | |||
2992 | } | |||
2993 | ||||
2994 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
2995 | switch (type_class) { | |||
2996 | default: | |||
2997 | break; | |||
2998 | case clang::Type::Typedef: | |||
2999 | return IsFunctionType(llvm::cast<clang::TypedefType>(qual_type) | |||
3000 | ->getDecl() | |||
3001 | ->getUnderlyingType() | |||
3002 | .getAsOpaquePtr(), | |||
3003 | nullptr); | |||
3004 | case clang::Type::Auto: | |||
3005 | return IsFunctionType(llvm::cast<clang::AutoType>(qual_type) | |||
3006 | ->getDeducedType() | |||
3007 | .getAsOpaquePtr(), | |||
3008 | nullptr); | |||
3009 | case clang::Type::Elaborated: | |||
3010 | return IsFunctionType(llvm::cast<clang::ElaboratedType>(qual_type) | |||
3011 | ->getNamedType() | |||
3012 | .getAsOpaquePtr(), | |||
3013 | nullptr); | |||
3014 | case clang::Type::Paren: | |||
3015 | return IsFunctionType( | |||
3016 | llvm::cast<clang::ParenType>(qual_type)->desugar().getAsOpaquePtr(), | |||
3017 | nullptr); | |||
3018 | case clang::Type::LValueReference: | |||
3019 | case clang::Type::RValueReference: { | |||
3020 | const clang::ReferenceType *reference_type = | |||
3021 | llvm::cast<clang::ReferenceType>(qual_type.getTypePtr()); | |||
3022 | if (reference_type) | |||
3023 | return IsFunctionType(reference_type->getPointeeType().getAsOpaquePtr(), | |||
3024 | nullptr); | |||
3025 | } break; | |||
3026 | } | |||
3027 | } | |||
3028 | return false; | |||
3029 | } | |||
3030 | ||||
3031 | // Used to detect "Homogeneous Floating-point Aggregates" | |||
3032 | uint32_t | |||
3033 | ClangASTContext::IsHomogeneousAggregate(lldb::opaque_compiler_type_t type, | |||
3034 | CompilerType *base_type_ptr) { | |||
3035 | if (!type) | |||
3036 | return 0; | |||
3037 | ||||
3038 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
3039 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
3040 | switch (type_class) { | |||
3041 | case clang::Type::Record: | |||
3042 | if (GetCompleteType(type)) { | |||
3043 | const clang::CXXRecordDecl *cxx_record_decl = | |||
3044 | qual_type->getAsCXXRecordDecl(); | |||
3045 | if (cxx_record_decl) { | |||
3046 | if (cxx_record_decl->getNumBases() || cxx_record_decl->isDynamicClass()) | |||
3047 | return 0; | |||
3048 | } | |||
3049 | const clang::RecordType *record_type = | |||
3050 | llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
3051 | if (record_type) { | |||
3052 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
3053 | if (record_decl) { | |||
3054 | // We are looking for a structure that contains only floating point | |||
3055 | // types | |||
3056 | clang::RecordDecl::field_iterator field_pos, | |||
3057 | field_end = record_decl->field_end(); | |||
3058 | uint32_t num_fields = 0; | |||
3059 | bool is_hva = false; | |||
3060 | bool is_hfa = false; | |||
3061 | clang::QualType base_qual_type; | |||
3062 | uint64_t base_bitwidth = 0; | |||
3063 | for (field_pos = record_decl->field_begin(); field_pos != field_end; | |||
3064 | ++field_pos) { | |||
3065 | clang::QualType field_qual_type = field_pos->getType(); | |||
3066 | uint64_t field_bitwidth = getASTContext()->getTypeSize(qual_type); | |||
3067 | if (field_qual_type->isFloatingType()) { | |||
3068 | if (field_qual_type->isComplexType()) | |||
3069 | return 0; | |||
3070 | else { | |||
3071 | if (num_fields == 0) | |||
3072 | base_qual_type = field_qual_type; | |||
3073 | else { | |||
3074 | if (is_hva) | |||
3075 | return 0; | |||
3076 | is_hfa = true; | |||
3077 | if (field_qual_type.getTypePtr() != | |||
3078 | base_qual_type.getTypePtr()) | |||
3079 | return 0; | |||
3080 | } | |||
3081 | } | |||
3082 | } else if (field_qual_type->isVectorType() || | |||
3083 | field_qual_type->isExtVectorType()) { | |||
3084 | if (num_fields == 0) { | |||
3085 | base_qual_type = field_qual_type; | |||
3086 | base_bitwidth = field_bitwidth; | |||
3087 | } else { | |||
3088 | if (is_hfa) | |||
3089 | return 0; | |||
3090 | is_hva = true; | |||
3091 | if (base_bitwidth != field_bitwidth) | |||
3092 | return 0; | |||
3093 | if (field_qual_type.getTypePtr() != base_qual_type.getTypePtr()) | |||
3094 | return 0; | |||
3095 | } | |||
3096 | } else | |||
3097 | return 0; | |||
3098 | ++num_fields; | |||
3099 | } | |||
3100 | if (base_type_ptr) | |||
3101 | *base_type_ptr = CompilerType(getASTContext(), base_qual_type); | |||
3102 | return num_fields; | |||
3103 | } | |||
3104 | } | |||
3105 | } | |||
3106 | break; | |||
3107 | ||||
3108 | case clang::Type::Typedef: | |||
3109 | return IsHomogeneousAggregate(llvm::cast<clang::TypedefType>(qual_type) | |||
3110 | ->getDecl() | |||
3111 | ->getUnderlyingType() | |||
3112 | .getAsOpaquePtr(), | |||
3113 | base_type_ptr); | |||
3114 | ||||
3115 | case clang::Type::Auto: | |||
3116 | return IsHomogeneousAggregate(llvm::cast<clang::AutoType>(qual_type) | |||
3117 | ->getDeducedType() | |||
3118 | .getAsOpaquePtr(), | |||
3119 | base_type_ptr); | |||
3120 | ||||
3121 | case clang::Type::Elaborated: | |||
3122 | return IsHomogeneousAggregate(llvm::cast<clang::ElaboratedType>(qual_type) | |||
3123 | ->getNamedType() | |||
3124 | .getAsOpaquePtr(), | |||
3125 | base_type_ptr); | |||
3126 | default: | |||
3127 | break; | |||
3128 | } | |||
3129 | return 0; | |||
3130 | } | |||
3131 | ||||
3132 | size_t ClangASTContext::GetNumberOfFunctionArguments( | |||
3133 | lldb::opaque_compiler_type_t type) { | |||
3134 | if (type) { | |||
3135 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
3136 | const clang::FunctionProtoType *func = | |||
3137 | llvm::dyn_cast<clang::FunctionProtoType>(qual_type.getTypePtr()); | |||
3138 | if (func) | |||
3139 | return func->getNumParams(); | |||
3140 | } | |||
3141 | return 0; | |||
3142 | } | |||
3143 | ||||
3144 | CompilerType | |||
3145 | ClangASTContext::GetFunctionArgumentAtIndex(lldb::opaque_compiler_type_t type, | |||
3146 | const size_t index) { | |||
3147 | if (type) { | |||
3148 | clang::QualType qual_type(GetQualType(type)); | |||
3149 | const clang::FunctionProtoType *func = | |||
3150 | llvm::dyn_cast<clang::FunctionProtoType>(qual_type.getTypePtr()); | |||
3151 | if (func) { | |||
3152 | if (index < func->getNumParams()) | |||
3153 | return CompilerType(getASTContext(), func->getParamType(index)); | |||
3154 | } | |||
3155 | } | |||
3156 | return CompilerType(); | |||
3157 | } | |||
3158 | ||||
3159 | bool ClangASTContext::IsFunctionPointerType(lldb::opaque_compiler_type_t type) { | |||
3160 | if (type) { | |||
3161 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
3162 | ||||
3163 | if (qual_type->isFunctionPointerType()) | |||
3164 | return true; | |||
3165 | ||||
3166 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
3167 | switch (type_class) { | |||
3168 | default: | |||
3169 | break; | |||
3170 | case clang::Type::Typedef: | |||
3171 | return IsFunctionPointerType(llvm::cast<clang::TypedefType>(qual_type) | |||
3172 | ->getDecl() | |||
3173 | ->getUnderlyingType() | |||
3174 | .getAsOpaquePtr()); | |||
3175 | case clang::Type::Auto: | |||
3176 | return IsFunctionPointerType(llvm::cast<clang::AutoType>(qual_type) | |||
3177 | ->getDeducedType() | |||
3178 | .getAsOpaquePtr()); | |||
3179 | case clang::Type::Elaborated: | |||
3180 | return IsFunctionPointerType(llvm::cast<clang::ElaboratedType>(qual_type) | |||
3181 | ->getNamedType() | |||
3182 | .getAsOpaquePtr()); | |||
3183 | case clang::Type::Paren: | |||
3184 | return IsFunctionPointerType( | |||
3185 | llvm::cast<clang::ParenType>(qual_type)->desugar().getAsOpaquePtr()); | |||
3186 | ||||
3187 | case clang::Type::LValueReference: | |||
3188 | case clang::Type::RValueReference: { | |||
3189 | const clang::ReferenceType *reference_type = | |||
3190 | llvm::cast<clang::ReferenceType>(qual_type.getTypePtr()); | |||
3191 | if (reference_type) | |||
3192 | return IsFunctionPointerType( | |||
3193 | reference_type->getPointeeType().getAsOpaquePtr()); | |||
3194 | } break; | |||
3195 | } | |||
3196 | } | |||
3197 | return false; | |||
3198 | } | |||
3199 | ||||
3200 | bool ClangASTContext::IsBlockPointerType( | |||
3201 | lldb::opaque_compiler_type_t type, | |||
3202 | CompilerType *function_pointer_type_ptr) { | |||
3203 | if (type) { | |||
3204 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
3205 | ||||
3206 | if (qual_type->isBlockPointerType()) { | |||
3207 | if (function_pointer_type_ptr) { | |||
3208 | const clang::BlockPointerType *block_pointer_type = | |||
3209 | qual_type->getAs<clang::BlockPointerType>(); | |||
3210 | QualType pointee_type = block_pointer_type->getPointeeType(); | |||
3211 | QualType function_pointer_type = m_ast_ap->getPointerType(pointee_type); | |||
3212 | *function_pointer_type_ptr = | |||
3213 | CompilerType(getASTContext(), function_pointer_type); | |||
3214 | } | |||
3215 | return true; | |||
3216 | } | |||
3217 | ||||
3218 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
3219 | switch (type_class) { | |||
3220 | default: | |||
3221 | break; | |||
3222 | case clang::Type::Typedef: | |||
3223 | return IsBlockPointerType(llvm::cast<clang::TypedefType>(qual_type) | |||
3224 | ->getDecl() | |||
3225 | ->getUnderlyingType() | |||
3226 | .getAsOpaquePtr(), | |||
3227 | function_pointer_type_ptr); | |||
3228 | case clang::Type::Auto: | |||
3229 | return IsBlockPointerType(llvm::cast<clang::AutoType>(qual_type) | |||
3230 | ->getDeducedType() | |||
3231 | .getAsOpaquePtr(), | |||
3232 | function_pointer_type_ptr); | |||
3233 | case clang::Type::Elaborated: | |||
3234 | return IsBlockPointerType(llvm::cast<clang::ElaboratedType>(qual_type) | |||
3235 | ->getNamedType() | |||
3236 | .getAsOpaquePtr(), | |||
3237 | function_pointer_type_ptr); | |||
3238 | case clang::Type::Paren: | |||
3239 | return IsBlockPointerType( | |||
3240 | llvm::cast<clang::ParenType>(qual_type)->desugar().getAsOpaquePtr(), | |||
3241 | function_pointer_type_ptr); | |||
3242 | ||||
3243 | case clang::Type::LValueReference: | |||
3244 | case clang::Type::RValueReference: { | |||
3245 | const clang::ReferenceType *reference_type = | |||
3246 | llvm::cast<clang::ReferenceType>(qual_type.getTypePtr()); | |||
3247 | if (reference_type) | |||
3248 | return IsBlockPointerType( | |||
3249 | reference_type->getPointeeType().getAsOpaquePtr(), | |||
3250 | function_pointer_type_ptr); | |||
3251 | } break; | |||
3252 | } | |||
3253 | } | |||
3254 | return false; | |||
3255 | } | |||
3256 | ||||
3257 | bool ClangASTContext::IsIntegerType(lldb::opaque_compiler_type_t type, | |||
3258 | bool &is_signed) { | |||
3259 | if (!type) | |||
3260 | return false; | |||
3261 | ||||
3262 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
3263 | const clang::BuiltinType *builtin_type = | |||
3264 | llvm::dyn_cast<clang::BuiltinType>(qual_type->getCanonicalTypeInternal()); | |||
3265 | ||||
3266 | if (builtin_type) { | |||
3267 | if (builtin_type->isInteger()) { | |||
3268 | is_signed = builtin_type->isSignedInteger(); | |||
3269 | return true; | |||
3270 | } | |||
3271 | } | |||
3272 | ||||
3273 | return false; | |||
3274 | } | |||
3275 | ||||
3276 | bool ClangASTContext::IsEnumerationType(lldb::opaque_compiler_type_t type, | |||
3277 | bool &is_signed) { | |||
3278 | if (type) { | |||
3279 | const clang::EnumType *enum_type = llvm::dyn_cast<clang::EnumType>( | |||
3280 | GetCanonicalQualType(type)->getCanonicalTypeInternal()); | |||
3281 | ||||
3282 | if (enum_type) { | |||
3283 | IsIntegerType(enum_type->getDecl()->getIntegerType().getAsOpaquePtr(), | |||
3284 | is_signed); | |||
3285 | return true; | |||
3286 | } | |||
3287 | } | |||
3288 | ||||
3289 | return false; | |||
3290 | } | |||
3291 | ||||
3292 | bool ClangASTContext::IsPointerType(lldb::opaque_compiler_type_t type, | |||
3293 | CompilerType *pointee_type) { | |||
3294 | if (type) { | |||
3295 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
3296 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
3297 | switch (type_class) { | |||
3298 | case clang::Type::Builtin: | |||
3299 | switch (llvm::cast<clang::BuiltinType>(qual_type)->getKind()) { | |||
3300 | default: | |||
3301 | break; | |||
3302 | case clang::BuiltinType::ObjCId: | |||
3303 | case clang::BuiltinType::ObjCClass: | |||
3304 | return true; | |||
3305 | } | |||
3306 | return false; | |||
3307 | case clang::Type::ObjCObjectPointer: | |||
3308 | if (pointee_type) | |||
3309 | pointee_type->SetCompilerType( | |||
3310 | getASTContext(), llvm::cast<clang::ObjCObjectPointerType>(qual_type) | |||
3311 | ->getPointeeType()); | |||
3312 | return true; | |||
3313 | case clang::Type::BlockPointer: | |||
3314 | if (pointee_type) | |||
3315 | pointee_type->SetCompilerType( | |||
3316 | getASTContext(), | |||
3317 | llvm::cast<clang::BlockPointerType>(qual_type)->getPointeeType()); | |||
3318 | return true; | |||
3319 | case clang::Type::Pointer: | |||
3320 | if (pointee_type) | |||
3321 | pointee_type->SetCompilerType( | |||
3322 | getASTContext(), | |||
3323 | llvm::cast<clang::PointerType>(qual_type)->getPointeeType()); | |||
3324 | return true; | |||
3325 | case clang::Type::MemberPointer: | |||
3326 | if (pointee_type) | |||
3327 | pointee_type->SetCompilerType( | |||
3328 | getASTContext(), | |||
3329 | llvm::cast<clang::MemberPointerType>(qual_type)->getPointeeType()); | |||
3330 | return true; | |||
3331 | case clang::Type::Typedef: | |||
3332 | return IsPointerType(llvm::cast<clang::TypedefType>(qual_type) | |||
3333 | ->getDecl() | |||
3334 | ->getUnderlyingType() | |||
3335 | .getAsOpaquePtr(), | |||
3336 | pointee_type); | |||
3337 | case clang::Type::Auto: | |||
3338 | return IsPointerType(llvm::cast<clang::AutoType>(qual_type) | |||
3339 | ->getDeducedType() | |||
3340 | .getAsOpaquePtr(), | |||
3341 | pointee_type); | |||
3342 | case clang::Type::Elaborated: | |||
3343 | return IsPointerType(llvm::cast<clang::ElaboratedType>(qual_type) | |||
3344 | ->getNamedType() | |||
3345 | .getAsOpaquePtr(), | |||
3346 | pointee_type); | |||
3347 | case clang::Type::Paren: | |||
3348 | return IsPointerType( | |||
3349 | llvm::cast<clang::ParenType>(qual_type)->desugar().getAsOpaquePtr(), | |||
3350 | pointee_type); | |||
3351 | default: | |||
3352 | break; | |||
3353 | } | |||
3354 | } | |||
3355 | if (pointee_type) | |||
3356 | pointee_type->Clear(); | |||
3357 | return false; | |||
3358 | } | |||
3359 | ||||
3360 | bool ClangASTContext::IsPointerOrReferenceType( | |||
3361 | lldb::opaque_compiler_type_t type, CompilerType *pointee_type) { | |||
3362 | if (type) { | |||
3363 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
3364 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
3365 | switch (type_class) { | |||
3366 | case clang::Type::Builtin: | |||
3367 | switch (llvm::cast<clang::BuiltinType>(qual_type)->getKind()) { | |||
3368 | default: | |||
3369 | break; | |||
3370 | case clang::BuiltinType::ObjCId: | |||
3371 | case clang::BuiltinType::ObjCClass: | |||
3372 | return true; | |||
3373 | } | |||
3374 | return false; | |||
3375 | case clang::Type::ObjCObjectPointer: | |||
3376 | if (pointee_type) | |||
3377 | pointee_type->SetCompilerType( | |||
3378 | getASTContext(), llvm::cast<clang::ObjCObjectPointerType>(qual_type) | |||
3379 | ->getPointeeType()); | |||
3380 | return true; | |||
3381 | case clang::Type::BlockPointer: | |||
3382 | if (pointee_type) | |||
3383 | pointee_type->SetCompilerType( | |||
3384 | getASTContext(), | |||
3385 | llvm::cast<clang::BlockPointerType>(qual_type)->getPointeeType()); | |||
3386 | return true; | |||
3387 | case clang::Type::Pointer: | |||
3388 | if (pointee_type) | |||
3389 | pointee_type->SetCompilerType( | |||
3390 | getASTContext(), | |||
3391 | llvm::cast<clang::PointerType>(qual_type)->getPointeeType()); | |||
3392 | return true; | |||
3393 | case clang::Type::MemberPointer: | |||
3394 | if (pointee_type) | |||
3395 | pointee_type->SetCompilerType( | |||
3396 | getASTContext(), | |||
3397 | llvm::cast<clang::MemberPointerType>(qual_type)->getPointeeType()); | |||
3398 | return true; | |||
3399 | case clang::Type::LValueReference: | |||
3400 | if (pointee_type) | |||
3401 | pointee_type->SetCompilerType( | |||
3402 | getASTContext(), | |||
3403 | llvm::cast<clang::LValueReferenceType>(qual_type)->desugar()); | |||
3404 | return true; | |||
3405 | case clang::Type::RValueReference: | |||
3406 | if (pointee_type) | |||
3407 | pointee_type->SetCompilerType( | |||
3408 | getASTContext(), | |||
3409 | llvm::cast<clang::RValueReferenceType>(qual_type)->desugar()); | |||
3410 | return true; | |||
3411 | case clang::Type::Typedef: | |||
3412 | return IsPointerOrReferenceType(llvm::cast<clang::TypedefType>(qual_type) | |||
3413 | ->getDecl() | |||
3414 | ->getUnderlyingType() | |||
3415 | .getAsOpaquePtr(), | |||
3416 | pointee_type); | |||
3417 | case clang::Type::Auto: | |||
3418 | return IsPointerOrReferenceType(llvm::cast<clang::AutoType>(qual_type) | |||
3419 | ->getDeducedType() | |||
3420 | .getAsOpaquePtr(), | |||
3421 | pointee_type); | |||
3422 | case clang::Type::Elaborated: | |||
3423 | return IsPointerOrReferenceType( | |||
3424 | llvm::cast<clang::ElaboratedType>(qual_type) | |||
3425 | ->getNamedType() | |||
3426 | .getAsOpaquePtr(), | |||
3427 | pointee_type); | |||
3428 | case clang::Type::Paren: | |||
3429 | return IsPointerOrReferenceType( | |||
3430 | llvm::cast<clang::ParenType>(qual_type)->desugar().getAsOpaquePtr(), | |||
3431 | pointee_type); | |||
3432 | default: | |||
3433 | break; | |||
3434 | } | |||
3435 | } | |||
3436 | if (pointee_type) | |||
3437 | pointee_type->Clear(); | |||
3438 | return false; | |||
3439 | } | |||
3440 | ||||
3441 | bool ClangASTContext::IsReferenceType(lldb::opaque_compiler_type_t type, | |||
3442 | CompilerType *pointee_type, | |||
3443 | bool *is_rvalue) { | |||
3444 | if (type) { | |||
3445 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
3446 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
3447 | ||||
3448 | switch (type_class) { | |||
3449 | case clang::Type::LValueReference: | |||
3450 | if (pointee_type) | |||
3451 | pointee_type->SetCompilerType( | |||
3452 | getASTContext(), | |||
3453 | llvm::cast<clang::LValueReferenceType>(qual_type)->desugar()); | |||
3454 | if (is_rvalue) | |||
3455 | *is_rvalue = false; | |||
3456 | return true; | |||
3457 | case clang::Type::RValueReference: | |||
3458 | if (pointee_type) | |||
3459 | pointee_type->SetCompilerType( | |||
3460 | getASTContext(), | |||
3461 | llvm::cast<clang::RValueReferenceType>(qual_type)->desugar()); | |||
3462 | if (is_rvalue) | |||
3463 | *is_rvalue = true; | |||
3464 | return true; | |||
3465 | case clang::Type::Typedef: | |||
3466 | return IsReferenceType(llvm::cast<clang::TypedefType>(qual_type) | |||
3467 | ->getDecl() | |||
3468 | ->getUnderlyingType() | |||
3469 | .getAsOpaquePtr(), | |||
3470 | pointee_type, is_rvalue); | |||
3471 | case clang::Type::Auto: | |||
3472 | return IsReferenceType(llvm::cast<clang::AutoType>(qual_type) | |||
3473 | ->getDeducedType() | |||
3474 | .getAsOpaquePtr(), | |||
3475 | pointee_type, is_rvalue); | |||
3476 | case clang::Type::Elaborated: | |||
3477 | return IsReferenceType(llvm::cast<clang::ElaboratedType>(qual_type) | |||
3478 | ->getNamedType() | |||
3479 | .getAsOpaquePtr(), | |||
3480 | pointee_type, is_rvalue); | |||
3481 | case clang::Type::Paren: | |||
3482 | return IsReferenceType( | |||
3483 | llvm::cast<clang::ParenType>(qual_type)->desugar().getAsOpaquePtr(), | |||
3484 | pointee_type, is_rvalue); | |||
3485 | ||||
3486 | default: | |||
3487 | break; | |||
3488 | } | |||
3489 | } | |||
3490 | if (pointee_type) | |||
3491 | pointee_type->Clear(); | |||
3492 | return false; | |||
3493 | } | |||
3494 | ||||
3495 | bool ClangASTContext::IsFloatingPointType(lldb::opaque_compiler_type_t type, | |||
3496 | uint32_t &count, bool &is_complex) { | |||
3497 | if (type) { | |||
3498 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
3499 | ||||
3500 | if (const clang::BuiltinType *BT = llvm::dyn_cast<clang::BuiltinType>( | |||
3501 | qual_type->getCanonicalTypeInternal())) { | |||
3502 | clang::BuiltinType::Kind kind = BT->getKind(); | |||
3503 | if (kind >= clang::BuiltinType::Float && | |||
3504 | kind <= clang::BuiltinType::LongDouble) { | |||
3505 | count = 1; | |||
3506 | is_complex = false; | |||
3507 | return true; | |||
3508 | } | |||
3509 | } else if (const clang::ComplexType *CT = | |||
3510 | llvm::dyn_cast<clang::ComplexType>( | |||
3511 | qual_type->getCanonicalTypeInternal())) { | |||
3512 | if (IsFloatingPointType(CT->getElementType().getAsOpaquePtr(), count, | |||
3513 | is_complex)) { | |||
3514 | count = 2; | |||
3515 | is_complex = true; | |||
3516 | return true; | |||
3517 | } | |||
3518 | } else if (const clang::VectorType *VT = llvm::dyn_cast<clang::VectorType>( | |||
3519 | qual_type->getCanonicalTypeInternal())) { | |||
3520 | if (IsFloatingPointType(VT->getElementType().getAsOpaquePtr(), count, | |||
3521 | is_complex)) { | |||
3522 | count = VT->getNumElements(); | |||
3523 | is_complex = false; | |||
3524 | return true; | |||
3525 | } | |||
3526 | } | |||
3527 | } | |||
3528 | count = 0; | |||
3529 | is_complex = false; | |||
3530 | return false; | |||
3531 | } | |||
3532 | ||||
3533 | bool ClangASTContext::IsDefined(lldb::opaque_compiler_type_t type) { | |||
3534 | if (!type) | |||
3535 | return false; | |||
3536 | ||||
3537 | clang::QualType qual_type(GetQualType(type)); | |||
3538 | const clang::TagType *tag_type = | |||
3539 | llvm::dyn_cast<clang::TagType>(qual_type.getTypePtr()); | |||
3540 | if (tag_type) { | |||
3541 | clang::TagDecl *tag_decl = tag_type->getDecl(); | |||
3542 | if (tag_decl) | |||
3543 | return tag_decl->isCompleteDefinition(); | |||
3544 | return false; | |||
3545 | } else { | |||
3546 | const clang::ObjCObjectType *objc_class_type = | |||
3547 | llvm::dyn_cast<clang::ObjCObjectType>(qual_type); | |||
3548 | if (objc_class_type) { | |||
3549 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
3550 | objc_class_type->getInterface(); | |||
3551 | if (class_interface_decl) | |||
3552 | return class_interface_decl->getDefinition() != nullptr; | |||
3553 | return false; | |||
3554 | } | |||
3555 | } | |||
3556 | return true; | |||
3557 | } | |||
3558 | ||||
3559 | bool ClangASTContext::IsObjCClassType(const CompilerType &type) { | |||
3560 | if (type) { | |||
3561 | clang::QualType qual_type(ClangUtil::GetCanonicalQualType(type)); | |||
3562 | ||||
3563 | const clang::ObjCObjectPointerType *obj_pointer_type = | |||
3564 | llvm::dyn_cast<clang::ObjCObjectPointerType>(qual_type); | |||
3565 | ||||
3566 | if (obj_pointer_type) | |||
3567 | return obj_pointer_type->isObjCClassType(); | |||
3568 | } | |||
3569 | return false; | |||
3570 | } | |||
3571 | ||||
3572 | bool ClangASTContext::IsObjCObjectOrInterfaceType(const CompilerType &type) { | |||
3573 | if (ClangUtil::IsClangType(type)) | |||
3574 | return ClangUtil::GetCanonicalQualType(type)->isObjCObjectOrInterfaceType(); | |||
3575 | return false; | |||
3576 | } | |||
3577 | ||||
3578 | bool ClangASTContext::IsClassType(lldb::opaque_compiler_type_t type) { | |||
3579 | if (!type) | |||
3580 | return false; | |||
3581 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
3582 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
3583 | return (type_class == clang::Type::Record); | |||
3584 | } | |||
3585 | ||||
3586 | bool ClangASTContext::IsEnumType(lldb::opaque_compiler_type_t type) { | |||
3587 | if (!type) | |||
3588 | return false; | |||
3589 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
3590 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
3591 | return (type_class == clang::Type::Enum); | |||
3592 | } | |||
3593 | ||||
3594 | bool ClangASTContext::IsPolymorphicClass(lldb::opaque_compiler_type_t type) { | |||
3595 | if (type) { | |||
3596 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
3597 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
3598 | switch (type_class) { | |||
3599 | case clang::Type::Record: | |||
3600 | if (GetCompleteType(type)) { | |||
3601 | const clang::RecordType *record_type = | |||
3602 | llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
3603 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
3604 | if (record_decl) { | |||
3605 | const clang::CXXRecordDecl *cxx_record_decl = | |||
3606 | llvm::dyn_cast<clang::CXXRecordDecl>(record_decl); | |||
3607 | if (cxx_record_decl) | |||
3608 | return cxx_record_decl->isPolymorphic(); | |||
3609 | } | |||
3610 | } | |||
3611 | break; | |||
3612 | ||||
3613 | default: | |||
3614 | break; | |||
3615 | } | |||
3616 | } | |||
3617 | return false; | |||
3618 | } | |||
3619 | ||||
3620 | bool ClangASTContext::IsPossibleDynamicType(lldb::opaque_compiler_type_t type, | |||
3621 | CompilerType *dynamic_pointee_type, | |||
3622 | bool check_cplusplus, | |||
3623 | bool check_objc) { | |||
3624 | clang::QualType pointee_qual_type; | |||
3625 | if (type) { | |||
3626 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
3627 | bool success = false; | |||
3628 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
3629 | switch (type_class) { | |||
3630 | case clang::Type::Builtin: | |||
3631 | if (check_objc && | |||
3632 | llvm::cast<clang::BuiltinType>(qual_type)->getKind() == | |||
3633 | clang::BuiltinType::ObjCId) { | |||
3634 | if (dynamic_pointee_type) | |||
3635 | dynamic_pointee_type->SetCompilerType(this, type); | |||
3636 | return true; | |||
3637 | } | |||
3638 | break; | |||
3639 | ||||
3640 | case clang::Type::ObjCObjectPointer: | |||
3641 | if (check_objc) { | |||
3642 | if (auto objc_pointee_type = | |||
3643 | qual_type->getPointeeType().getTypePtrOrNull()) { | |||
3644 | if (auto objc_object_type = | |||
3645 | llvm::dyn_cast_or_null<clang::ObjCObjectType>( | |||
3646 | objc_pointee_type)) { | |||
3647 | if (objc_object_type->isObjCClass()) | |||
3648 | return false; | |||
3649 | } | |||
3650 | } | |||
3651 | if (dynamic_pointee_type) | |||
3652 | dynamic_pointee_type->SetCompilerType( | |||
3653 | getASTContext(), | |||
3654 | llvm::cast<clang::ObjCObjectPointerType>(qual_type) | |||
3655 | ->getPointeeType()); | |||
3656 | return true; | |||
3657 | } | |||
3658 | break; | |||
3659 | ||||
3660 | case clang::Type::Pointer: | |||
3661 | pointee_qual_type = | |||
3662 | llvm::cast<clang::PointerType>(qual_type)->getPointeeType(); | |||
3663 | success = true; | |||
3664 | break; | |||
3665 | ||||
3666 | case clang::Type::LValueReference: | |||
3667 | case clang::Type::RValueReference: | |||
3668 | pointee_qual_type = | |||
3669 | llvm::cast<clang::ReferenceType>(qual_type)->getPointeeType(); | |||
3670 | success = true; | |||
3671 | break; | |||
3672 | ||||
3673 | case clang::Type::Typedef: | |||
3674 | return IsPossibleDynamicType(llvm::cast<clang::TypedefType>(qual_type) | |||
3675 | ->getDecl() | |||
3676 | ->getUnderlyingType() | |||
3677 | .getAsOpaquePtr(), | |||
3678 | dynamic_pointee_type, check_cplusplus, | |||
3679 | check_objc); | |||
3680 | ||||
3681 | case clang::Type::Auto: | |||
3682 | return IsPossibleDynamicType(llvm::cast<clang::AutoType>(qual_type) | |||
3683 | ->getDeducedType() | |||
3684 | .getAsOpaquePtr(), | |||
3685 | dynamic_pointee_type, check_cplusplus, | |||
3686 | check_objc); | |||
3687 | ||||
3688 | case clang::Type::Elaborated: | |||
3689 | return IsPossibleDynamicType(llvm::cast<clang::ElaboratedType>(qual_type) | |||
3690 | ->getNamedType() | |||
3691 | .getAsOpaquePtr(), | |||
3692 | dynamic_pointee_type, check_cplusplus, | |||
3693 | check_objc); | |||
3694 | ||||
3695 | case clang::Type::Paren: | |||
3696 | return IsPossibleDynamicType( | |||
3697 | llvm::cast<clang::ParenType>(qual_type)->desugar().getAsOpaquePtr(), | |||
3698 | dynamic_pointee_type, check_cplusplus, check_objc); | |||
3699 | default: | |||
3700 | break; | |||
3701 | } | |||
3702 | ||||
3703 | if (success) { | |||
3704 | // Check to make sure what we are pointing too is a possible dynamic C++ | |||
3705 | // type We currently accept any "void *" (in case we have a class that | |||
3706 | // has been watered down to an opaque pointer) and virtual C++ classes. | |||
3707 | const clang::Type::TypeClass pointee_type_class = | |||
3708 | pointee_qual_type.getCanonicalType()->getTypeClass(); | |||
3709 | switch (pointee_type_class) { | |||
3710 | case clang::Type::Builtin: | |||
3711 | switch (llvm::cast<clang::BuiltinType>(pointee_qual_type)->getKind()) { | |||
3712 | case clang::BuiltinType::UnknownAny: | |||
3713 | case clang::BuiltinType::Void: | |||
3714 | if (dynamic_pointee_type) | |||
3715 | dynamic_pointee_type->SetCompilerType(getASTContext(), | |||
3716 | pointee_qual_type); | |||
3717 | return true; | |||
3718 | default: | |||
3719 | break; | |||
3720 | } | |||
3721 | break; | |||
3722 | ||||
3723 | case clang::Type::Record: | |||
3724 | if (check_cplusplus) { | |||
3725 | clang::CXXRecordDecl *cxx_record_decl = | |||
3726 | pointee_qual_type->getAsCXXRecordDecl(); | |||
3727 | if (cxx_record_decl) { | |||
3728 | bool is_complete = cxx_record_decl->isCompleteDefinition(); | |||
3729 | ||||
3730 | if (is_complete) | |||
3731 | success = cxx_record_decl->isDynamicClass(); | |||
3732 | else { | |||
3733 | ClangASTMetadata *metadata = ClangASTContext::GetMetadata( | |||
3734 | getASTContext(), cxx_record_decl); | |||
3735 | if (metadata) | |||
3736 | success = metadata->GetIsDynamicCXXType(); | |||
3737 | else { | |||
3738 | is_complete = CompilerType(getASTContext(), pointee_qual_type) | |||
3739 | .GetCompleteType(); | |||
3740 | if (is_complete) | |||
3741 | success = cxx_record_decl->isDynamicClass(); | |||
3742 | else | |||
3743 | success = false; | |||
3744 | } | |||
3745 | } | |||
3746 | ||||
3747 | if (success) { | |||
3748 | if (dynamic_pointee_type) | |||
3749 | dynamic_pointee_type->SetCompilerType(getASTContext(), | |||
3750 | pointee_qual_type); | |||
3751 | return true; | |||
3752 | } | |||
3753 | } | |||
3754 | } | |||
3755 | break; | |||
3756 | ||||
3757 | case clang::Type::ObjCObject: | |||
3758 | case clang::Type::ObjCInterface: | |||
3759 | if (check_objc) { | |||
3760 | if (dynamic_pointee_type) | |||
3761 | dynamic_pointee_type->SetCompilerType(getASTContext(), | |||
3762 | pointee_qual_type); | |||
3763 | return true; | |||
3764 | } | |||
3765 | break; | |||
3766 | ||||
3767 | default: | |||
3768 | break; | |||
3769 | } | |||
3770 | } | |||
3771 | } | |||
3772 | if (dynamic_pointee_type) | |||
3773 | dynamic_pointee_type->Clear(); | |||
3774 | return false; | |||
3775 | } | |||
3776 | ||||
3777 | bool ClangASTContext::IsScalarType(lldb::opaque_compiler_type_t type) { | |||
3778 | if (!type) | |||
3779 | return false; | |||
3780 | ||||
3781 | return (GetTypeInfo(type, nullptr) & eTypeIsScalar) != 0; | |||
3782 | } | |||
3783 | ||||
3784 | bool ClangASTContext::IsTypedefType(lldb::opaque_compiler_type_t type) { | |||
3785 | if (!type) | |||
3786 | return false; | |||
3787 | return GetQualType(type)->getTypeClass() == clang::Type::Typedef; | |||
3788 | } | |||
3789 | ||||
3790 | bool ClangASTContext::IsVoidType(lldb::opaque_compiler_type_t type) { | |||
3791 | if (!type) | |||
3792 | return false; | |||
3793 | return GetCanonicalQualType(type)->isVoidType(); | |||
3794 | } | |||
3795 | ||||
3796 | bool ClangASTContext::SupportsLanguage(lldb::LanguageType language) { | |||
3797 | return ClangASTContextSupportsLanguage(language); | |||
3798 | } | |||
3799 | ||||
3800 | bool ClangASTContext::GetCXXClassName(const CompilerType &type, | |||
3801 | std::string &class_name) { | |||
3802 | if (type) { | |||
3803 | clang::QualType qual_type(ClangUtil::GetCanonicalQualType(type)); | |||
3804 | if (!qual_type.isNull()) { | |||
3805 | clang::CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); | |||
3806 | if (cxx_record_decl) { | |||
3807 | class_name.assign(cxx_record_decl->getIdentifier()->getNameStart()); | |||
3808 | return true; | |||
3809 | } | |||
3810 | } | |||
3811 | } | |||
3812 | class_name.clear(); | |||
3813 | return false; | |||
3814 | } | |||
3815 | ||||
3816 | bool ClangASTContext::IsCXXClassType(const CompilerType &type) { | |||
3817 | if (!type) | |||
3818 | return false; | |||
3819 | ||||
3820 | clang::QualType qual_type(ClangUtil::GetCanonicalQualType(type)); | |||
3821 | if (!qual_type.isNull() && qual_type->getAsCXXRecordDecl() != nullptr) | |||
3822 | return true; | |||
3823 | return false; | |||
3824 | } | |||
3825 | ||||
3826 | bool ClangASTContext::IsBeingDefined(lldb::opaque_compiler_type_t type) { | |||
3827 | if (!type) | |||
3828 | return false; | |||
3829 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
3830 | const clang::TagType *tag_type = llvm::dyn_cast<clang::TagType>(qual_type); | |||
3831 | if (tag_type) | |||
3832 | return tag_type->isBeingDefined(); | |||
3833 | return false; | |||
3834 | } | |||
3835 | ||||
3836 | bool ClangASTContext::IsObjCObjectPointerType(const CompilerType &type, | |||
3837 | CompilerType *class_type_ptr) { | |||
3838 | if (!type) | |||
3839 | return false; | |||
3840 | ||||
3841 | clang::QualType qual_type(ClangUtil::GetCanonicalQualType(type)); | |||
3842 | ||||
3843 | if (!qual_type.isNull() && qual_type->isObjCObjectPointerType()) { | |||
3844 | if (class_type_ptr) { | |||
3845 | if (!qual_type->isObjCClassType() && !qual_type->isObjCIdType()) { | |||
3846 | const clang::ObjCObjectPointerType *obj_pointer_type = | |||
3847 | llvm::dyn_cast<clang::ObjCObjectPointerType>(qual_type); | |||
3848 | if (obj_pointer_type == nullptr) | |||
3849 | class_type_ptr->Clear(); | |||
3850 | else | |||
3851 | class_type_ptr->SetCompilerType( | |||
3852 | type.GetTypeSystem(), | |||
3853 | clang::QualType(obj_pointer_type->getInterfaceType(), 0) | |||
3854 | .getAsOpaquePtr()); | |||
3855 | } | |||
3856 | } | |||
3857 | return true; | |||
3858 | } | |||
3859 | if (class_type_ptr) | |||
3860 | class_type_ptr->Clear(); | |||
3861 | return false; | |||
3862 | } | |||
3863 | ||||
3864 | bool ClangASTContext::GetObjCClassName(const CompilerType &type, | |||
3865 | std::string &class_name) { | |||
3866 | if (!type) | |||
3867 | return false; | |||
3868 | ||||
3869 | clang::QualType qual_type(ClangUtil::GetCanonicalQualType(type)); | |||
3870 | ||||
3871 | const clang::ObjCObjectType *object_type = | |||
3872 | llvm::dyn_cast<clang::ObjCObjectType>(qual_type); | |||
3873 | if (object_type) { | |||
3874 | const clang::ObjCInterfaceDecl *interface = object_type->getInterface(); | |||
3875 | if (interface) { | |||
3876 | class_name = interface->getNameAsString(); | |||
3877 | return true; | |||
3878 | } | |||
3879 | } | |||
3880 | return false; | |||
3881 | } | |||
3882 | ||||
3883 | //---------------------------------------------------------------------- | |||
3884 | // Type Completion | |||
3885 | //---------------------------------------------------------------------- | |||
3886 | ||||
3887 | bool ClangASTContext::GetCompleteType(lldb::opaque_compiler_type_t type) { | |||
3888 | if (!type) | |||
3889 | return false; | |||
3890 | const bool allow_completion = true; | |||
3891 | return GetCompleteQualType(getASTContext(), GetQualType(type), | |||
3892 | allow_completion); | |||
3893 | } | |||
3894 | ||||
3895 | ConstString ClangASTContext::GetTypeName(lldb::opaque_compiler_type_t type) { | |||
3896 | std::string type_name; | |||
3897 | if (type) { | |||
3898 | clang::PrintingPolicy printing_policy(getASTContext()->getPrintingPolicy()); | |||
3899 | clang::QualType qual_type(GetQualType(type)); | |||
3900 | printing_policy.SuppressTagKeyword = true; | |||
3901 | const clang::TypedefType *typedef_type = | |||
3902 | qual_type->getAs<clang::TypedefType>(); | |||
3903 | if (typedef_type) { | |||
3904 | const clang::TypedefNameDecl *typedef_decl = typedef_type->getDecl(); | |||
3905 | type_name = typedef_decl->getQualifiedNameAsString(); | |||
3906 | } else { | |||
3907 | type_name = qual_type.getAsString(printing_policy); | |||
3908 | } | |||
3909 | } | |||
3910 | return ConstString(type_name); | |||
3911 | } | |||
3912 | ||||
3913 | uint32_t | |||
3914 | ClangASTContext::GetTypeInfo(lldb::opaque_compiler_type_t type, | |||
3915 | CompilerType *pointee_or_element_clang_type) { | |||
3916 | if (!type) | |||
3917 | return 0; | |||
3918 | ||||
3919 | if (pointee_or_element_clang_type) | |||
3920 | pointee_or_element_clang_type->Clear(); | |||
3921 | ||||
3922 | clang::QualType qual_type(GetQualType(type)); | |||
3923 | ||||
3924 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
3925 | switch (type_class) { | |||
3926 | case clang::Type::Attributed: | |||
3927 | return GetTypeInfo( | |||
3928 | qual_type->getAs<clang::AttributedType>() | |||
3929 | ->getModifiedType().getAsOpaquePtr(), | |||
3930 | pointee_or_element_clang_type); | |||
3931 | case clang::Type::Builtin: { | |||
3932 | const clang::BuiltinType *builtin_type = llvm::dyn_cast<clang::BuiltinType>( | |||
3933 | qual_type->getCanonicalTypeInternal()); | |||
3934 | ||||
3935 | uint32_t builtin_type_flags = eTypeIsBuiltIn | eTypeHasValue; | |||
3936 | switch (builtin_type->getKind()) { | |||
3937 | case clang::BuiltinType::ObjCId: | |||
3938 | case clang::BuiltinType::ObjCClass: | |||
3939 | if (pointee_or_element_clang_type) | |||
3940 | pointee_or_element_clang_type->SetCompilerType( | |||
3941 | getASTContext(), getASTContext()->ObjCBuiltinClassTy); | |||
3942 | builtin_type_flags |= eTypeIsPointer | eTypeIsObjC; | |||
3943 | break; | |||
3944 | ||||
3945 | case clang::BuiltinType::ObjCSel: | |||
3946 | if (pointee_or_element_clang_type) | |||
3947 | pointee_or_element_clang_type->SetCompilerType(getASTContext(), | |||
3948 | getASTContext()->CharTy); | |||
3949 | builtin_type_flags |= eTypeIsPointer | eTypeIsObjC; | |||
3950 | break; | |||
3951 | ||||
3952 | case clang::BuiltinType::Bool: | |||
3953 | case clang::BuiltinType::Char_U: | |||
3954 | case clang::BuiltinType::UChar: | |||
3955 | case clang::BuiltinType::WChar_U: | |||
3956 | case clang::BuiltinType::Char16: | |||
3957 | case clang::BuiltinType::Char32: | |||
3958 | case clang::BuiltinType::UShort: | |||
3959 | case clang::BuiltinType::UInt: | |||
3960 | case clang::BuiltinType::ULong: | |||
3961 | case clang::BuiltinType::ULongLong: | |||
3962 | case clang::BuiltinType::UInt128: | |||
3963 | case clang::BuiltinType::Char_S: | |||
3964 | case clang::BuiltinType::SChar: | |||
3965 | case clang::BuiltinType::WChar_S: | |||
3966 | case clang::BuiltinType::Short: | |||
3967 | case clang::BuiltinType::Int: | |||
3968 | case clang::BuiltinType::Long: | |||
3969 | case clang::BuiltinType::LongLong: | |||
3970 | case clang::BuiltinType::Int128: | |||
3971 | case clang::BuiltinType::Float: | |||
3972 | case clang::BuiltinType::Double: | |||
3973 | case clang::BuiltinType::LongDouble: | |||
3974 | builtin_type_flags |= eTypeIsScalar; | |||
3975 | if (builtin_type->isInteger()) { | |||
3976 | builtin_type_flags |= eTypeIsInteger; | |||
3977 | if (builtin_type->isSignedInteger()) | |||
3978 | builtin_type_flags |= eTypeIsSigned; | |||
3979 | } else if (builtin_type->isFloatingPoint()) | |||
3980 | builtin_type_flags |= eTypeIsFloat; | |||
3981 | break; | |||
3982 | default: | |||
3983 | break; | |||
3984 | } | |||
3985 | return builtin_type_flags; | |||
3986 | } | |||
3987 | ||||
3988 | case clang::Type::BlockPointer: | |||
3989 | if (pointee_or_element_clang_type) | |||
3990 | pointee_or_element_clang_type->SetCompilerType( | |||
3991 | getASTContext(), qual_type->getPointeeType()); | |||
3992 | return eTypeIsPointer | eTypeHasChildren | eTypeIsBlock; | |||
3993 | ||||
3994 | case clang::Type::Complex: { | |||
3995 | uint32_t complex_type_flags = | |||
3996 | eTypeIsBuiltIn | eTypeHasValue | eTypeIsComplex; | |||
3997 | const clang::ComplexType *complex_type = llvm::dyn_cast<clang::ComplexType>( | |||
3998 | qual_type->getCanonicalTypeInternal()); | |||
3999 | if (complex_type) { | |||
4000 | clang::QualType complex_element_type(complex_type->getElementType()); | |||
4001 | if (complex_element_type->isIntegerType()) | |||
4002 | complex_type_flags |= eTypeIsFloat; | |||
4003 | else if (complex_element_type->isFloatingType()) | |||
4004 | complex_type_flags |= eTypeIsInteger; | |||
4005 | } | |||
4006 | return complex_type_flags; | |||
4007 | } break; | |||
4008 | ||||
4009 | case clang::Type::ConstantArray: | |||
4010 | case clang::Type::DependentSizedArray: | |||
4011 | case clang::Type::IncompleteArray: | |||
4012 | case clang::Type::VariableArray: | |||
4013 | if (pointee_or_element_clang_type) | |||
4014 | pointee_or_element_clang_type->SetCompilerType( | |||
4015 | getASTContext(), llvm::cast<clang::ArrayType>(qual_type.getTypePtr()) | |||
4016 | ->getElementType()); | |||
4017 | return eTypeHasChildren | eTypeIsArray; | |||
4018 | ||||
4019 | case clang::Type::DependentName: | |||
4020 | return 0; | |||
4021 | case clang::Type::DependentSizedExtVector: | |||
4022 | return eTypeHasChildren | eTypeIsVector; | |||
4023 | case clang::Type::DependentTemplateSpecialization: | |||
4024 | return eTypeIsTemplate; | |||
4025 | case clang::Type::Decltype: | |||
4026 | return CompilerType( | |||
4027 | getASTContext(), | |||
4028 | llvm::cast<clang::DecltypeType>(qual_type)->getUnderlyingType()) | |||
4029 | .GetTypeInfo(pointee_or_element_clang_type); | |||
4030 | ||||
4031 | case clang::Type::Enum: | |||
4032 | if (pointee_or_element_clang_type) | |||
4033 | pointee_or_element_clang_type->SetCompilerType( | |||
4034 | getASTContext(), | |||
4035 | llvm::cast<clang::EnumType>(qual_type)->getDecl()->getIntegerType()); | |||
4036 | return eTypeIsEnumeration | eTypeHasValue; | |||
4037 | ||||
4038 | case clang::Type::Auto: | |||
4039 | return CompilerType( | |||
4040 | getASTContext(), | |||
4041 | llvm::cast<clang::AutoType>(qual_type)->getDeducedType()) | |||
4042 | .GetTypeInfo(pointee_or_element_clang_type); | |||
4043 | case clang::Type::Elaborated: | |||
4044 | return CompilerType( | |||
4045 | getASTContext(), | |||
4046 | llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()) | |||
4047 | .GetTypeInfo(pointee_or_element_clang_type); | |||
4048 | case clang::Type::Paren: | |||
4049 | return CompilerType(getASTContext(), | |||
4050 | llvm::cast<clang::ParenType>(qual_type)->desugar()) | |||
4051 | .GetTypeInfo(pointee_or_element_clang_type); | |||
4052 | ||||
4053 | case clang::Type::FunctionProto: | |||
4054 | return eTypeIsFuncPrototype | eTypeHasValue; | |||
4055 | case clang::Type::FunctionNoProto: | |||
4056 | return eTypeIsFuncPrototype | eTypeHasValue; | |||
4057 | case clang::Type::InjectedClassName: | |||
4058 | return 0; | |||
4059 | ||||
4060 | case clang::Type::LValueReference: | |||
4061 | case clang::Type::RValueReference: | |||
4062 | if (pointee_or_element_clang_type) | |||
4063 | pointee_or_element_clang_type->SetCompilerType( | |||
4064 | getASTContext(), | |||
4065 | llvm::cast<clang::ReferenceType>(qual_type.getTypePtr()) | |||
4066 | ->getPointeeType()); | |||
4067 | return eTypeHasChildren | eTypeIsReference | eTypeHasValue; | |||
4068 | ||||
4069 | case clang::Type::MemberPointer: | |||
4070 | return eTypeIsPointer | eTypeIsMember | eTypeHasValue; | |||
4071 | ||||
4072 | case clang::Type::ObjCObjectPointer: | |||
4073 | if (pointee_or_element_clang_type) | |||
4074 | pointee_or_element_clang_type->SetCompilerType( | |||
4075 | getASTContext(), qual_type->getPointeeType()); | |||
4076 | return eTypeHasChildren | eTypeIsObjC | eTypeIsClass | eTypeIsPointer | | |||
4077 | eTypeHasValue; | |||
4078 | ||||
4079 | case clang::Type::ObjCObject: | |||
4080 | return eTypeHasChildren | eTypeIsObjC | eTypeIsClass; | |||
4081 | case clang::Type::ObjCInterface: | |||
4082 | return eTypeHasChildren | eTypeIsObjC | eTypeIsClass; | |||
4083 | ||||
4084 | case clang::Type::Pointer: | |||
4085 | if (pointee_or_element_clang_type) | |||
4086 | pointee_or_element_clang_type->SetCompilerType( | |||
4087 | getASTContext(), qual_type->getPointeeType()); | |||
4088 | return eTypeHasChildren | eTypeIsPointer | eTypeHasValue; | |||
4089 | ||||
4090 | case clang::Type::Record: | |||
4091 | if (qual_type->getAsCXXRecordDecl()) | |||
4092 | return eTypeHasChildren | eTypeIsClass | eTypeIsCPlusPlus; | |||
4093 | else | |||
4094 | return eTypeHasChildren | eTypeIsStructUnion; | |||
4095 | break; | |||
4096 | case clang::Type::SubstTemplateTypeParm: | |||
4097 | return eTypeIsTemplate; | |||
4098 | case clang::Type::TemplateTypeParm: | |||
4099 | return eTypeIsTemplate; | |||
4100 | case clang::Type::TemplateSpecialization: | |||
4101 | return eTypeIsTemplate; | |||
4102 | ||||
4103 | case clang::Type::Typedef: | |||
4104 | return eTypeIsTypedef | | |||
4105 | CompilerType(getASTContext(), | |||
4106 | llvm::cast<clang::TypedefType>(qual_type) | |||
4107 | ->getDecl() | |||
4108 | ->getUnderlyingType()) | |||
4109 | .GetTypeInfo(pointee_or_element_clang_type); | |||
4110 | case clang::Type::TypeOfExpr: | |||
4111 | return CompilerType(getASTContext(), | |||
4112 | llvm::cast<clang::TypeOfExprType>(qual_type) | |||
4113 | ->getUnderlyingExpr() | |||
4114 | ->getType()) | |||
4115 | .GetTypeInfo(pointee_or_element_clang_type); | |||
4116 | case clang::Type::TypeOf: | |||
4117 | return CompilerType( | |||
4118 | getASTContext(), | |||
4119 | llvm::cast<clang::TypeOfType>(qual_type)->getUnderlyingType()) | |||
4120 | .GetTypeInfo(pointee_or_element_clang_type); | |||
4121 | case clang::Type::UnresolvedUsing: | |||
4122 | return 0; | |||
4123 | ||||
4124 | case clang::Type::ExtVector: | |||
4125 | case clang::Type::Vector: { | |||
4126 | uint32_t vector_type_flags = eTypeHasChildren | eTypeIsVector; | |||
4127 | const clang::VectorType *vector_type = llvm::dyn_cast<clang::VectorType>( | |||
4128 | qual_type->getCanonicalTypeInternal()); | |||
4129 | if (vector_type) { | |||
4130 | if (vector_type->isIntegerType()) | |||
4131 | vector_type_flags |= eTypeIsFloat; | |||
4132 | else if (vector_type->isFloatingType()) | |||
4133 | vector_type_flags |= eTypeIsInteger; | |||
4134 | } | |||
4135 | return vector_type_flags; | |||
4136 | } | |||
4137 | default: | |||
4138 | return 0; | |||
4139 | } | |||
4140 | return 0; | |||
4141 | } | |||
4142 | ||||
4143 | lldb::LanguageType | |||
4144 | ClangASTContext::GetMinimumLanguage(lldb::opaque_compiler_type_t type) { | |||
4145 | if (!type) | |||
4146 | return lldb::eLanguageTypeC; | |||
4147 | ||||
4148 | // If the type is a reference, then resolve it to what it refers to first: | |||
4149 | clang::QualType qual_type(GetCanonicalQualType(type).getNonReferenceType()); | |||
4150 | if (qual_type->isAnyPointerType()) { | |||
4151 | if (qual_type->isObjCObjectPointerType()) | |||
4152 | return lldb::eLanguageTypeObjC; | |||
4153 | ||||
4154 | clang::QualType pointee_type(qual_type->getPointeeType()); | |||
4155 | if (pointee_type->getPointeeCXXRecordDecl() != nullptr) | |||
4156 | return lldb::eLanguageTypeC_plus_plus; | |||
4157 | if (pointee_type->isObjCObjectOrInterfaceType()) | |||
4158 | return lldb::eLanguageTypeObjC; | |||
4159 | if (pointee_type->isObjCClassType()) | |||
4160 | return lldb::eLanguageTypeObjC; | |||
4161 | if (pointee_type.getTypePtr() == | |||
4162 | getASTContext()->ObjCBuiltinIdTy.getTypePtr()) | |||
4163 | return lldb::eLanguageTypeObjC; | |||
4164 | } else { | |||
4165 | if (qual_type->isObjCObjectOrInterfaceType()) | |||
4166 | return lldb::eLanguageTypeObjC; | |||
4167 | if (qual_type->getAsCXXRecordDecl()) | |||
4168 | return lldb::eLanguageTypeC_plus_plus; | |||
4169 | switch (qual_type->getTypeClass()) { | |||
4170 | default: | |||
4171 | break; | |||
4172 | case clang::Type::Builtin: | |||
4173 | switch (llvm::cast<clang::BuiltinType>(qual_type)->getKind()) { | |||
4174 | default: | |||
4175 | case clang::BuiltinType::Void: | |||
4176 | case clang::BuiltinType::Bool: | |||
4177 | case clang::BuiltinType::Char_U: | |||
4178 | case clang::BuiltinType::UChar: | |||
4179 | case clang::BuiltinType::WChar_U: | |||
4180 | case clang::BuiltinType::Char16: | |||
4181 | case clang::BuiltinType::Char32: | |||
4182 | case clang::BuiltinType::UShort: | |||
4183 | case clang::BuiltinType::UInt: | |||
4184 | case clang::BuiltinType::ULong: | |||
4185 | case clang::BuiltinType::ULongLong: | |||
4186 | case clang::BuiltinType::UInt128: | |||
4187 | case clang::BuiltinType::Char_S: | |||
4188 | case clang::BuiltinType::SChar: | |||
4189 | case clang::BuiltinType::WChar_S: | |||
4190 | case clang::BuiltinType::Short: | |||
4191 | case clang::BuiltinType::Int: | |||
4192 | case clang::BuiltinType::Long: | |||
4193 | case clang::BuiltinType::LongLong: | |||
4194 | case clang::BuiltinType::Int128: | |||
4195 | case clang::BuiltinType::Float: | |||
4196 | case clang::BuiltinType::Double: | |||
4197 | case clang::BuiltinType::LongDouble: | |||
4198 | break; | |||
4199 | ||||
4200 | case clang::BuiltinType::NullPtr: | |||
4201 | return eLanguageTypeC_plus_plus; | |||
4202 | ||||
4203 | case clang::BuiltinType::ObjCId: | |||
4204 | case clang::BuiltinType::ObjCClass: | |||
4205 | case clang::BuiltinType::ObjCSel: | |||
4206 | return eLanguageTypeObjC; | |||
4207 | ||||
4208 | case clang::BuiltinType::Dependent: | |||
4209 | case clang::BuiltinType::Overload: | |||
4210 | case clang::BuiltinType::BoundMember: | |||
4211 | case clang::BuiltinType::UnknownAny: | |||
4212 | break; | |||
4213 | } | |||
4214 | break; | |||
4215 | case clang::Type::Typedef: | |||
4216 | return CompilerType(getASTContext(), | |||
4217 | llvm::cast<clang::TypedefType>(qual_type) | |||
4218 | ->getDecl() | |||
4219 | ->getUnderlyingType()) | |||
4220 | .GetMinimumLanguage(); | |||
4221 | } | |||
4222 | } | |||
4223 | return lldb::eLanguageTypeC; | |||
4224 | } | |||
4225 | ||||
4226 | lldb::TypeClass | |||
4227 | ClangASTContext::GetTypeClass(lldb::opaque_compiler_type_t type) { | |||
4228 | if (!type) | |||
4229 | return lldb::eTypeClassInvalid; | |||
4230 | ||||
4231 | clang::QualType qual_type(GetQualType(type)); | |||
4232 | ||||
4233 | switch (qual_type->getTypeClass()) { | |||
4234 | case clang::Type::UnaryTransform: | |||
4235 | break; | |||
4236 | case clang::Type::FunctionNoProto: | |||
4237 | return lldb::eTypeClassFunction; | |||
4238 | case clang::Type::FunctionProto: | |||
4239 | return lldb::eTypeClassFunction; | |||
4240 | case clang::Type::IncompleteArray: | |||
4241 | return lldb::eTypeClassArray; | |||
4242 | case clang::Type::VariableArray: | |||
4243 | return lldb::eTypeClassArray; | |||
4244 | case clang::Type::ConstantArray: | |||
4245 | return lldb::eTypeClassArray; | |||
4246 | case clang::Type::DependentSizedArray: | |||
4247 | return lldb::eTypeClassArray; | |||
4248 | case clang::Type::DependentSizedExtVector: | |||
4249 | return lldb::eTypeClassVector; | |||
4250 | case clang::Type::DependentVector: | |||
4251 | return lldb::eTypeClassVector; | |||
4252 | case clang::Type::ExtVector: | |||
4253 | return lldb::eTypeClassVector; | |||
4254 | case clang::Type::Vector: | |||
4255 | return lldb::eTypeClassVector; | |||
4256 | case clang::Type::Builtin: | |||
4257 | return lldb::eTypeClassBuiltin; | |||
4258 | case clang::Type::ObjCObjectPointer: | |||
4259 | return lldb::eTypeClassObjCObjectPointer; | |||
4260 | case clang::Type::BlockPointer: | |||
4261 | return lldb::eTypeClassBlockPointer; | |||
4262 | case clang::Type::Pointer: | |||
4263 | return lldb::eTypeClassPointer; | |||
4264 | case clang::Type::LValueReference: | |||
4265 | return lldb::eTypeClassReference; | |||
4266 | case clang::Type::RValueReference: | |||
4267 | return lldb::eTypeClassReference; | |||
4268 | case clang::Type::MemberPointer: | |||
4269 | return lldb::eTypeClassMemberPointer; | |||
4270 | case clang::Type::Complex: | |||
4271 | if (qual_type->isComplexType()) | |||
4272 | return lldb::eTypeClassComplexFloat; | |||
4273 | else | |||
4274 | return lldb::eTypeClassComplexInteger; | |||
4275 | case clang::Type::ObjCObject: | |||
4276 | return lldb::eTypeClassObjCObject; | |||
4277 | case clang::Type::ObjCInterface: | |||
4278 | return lldb::eTypeClassObjCInterface; | |||
4279 | case clang::Type::Record: { | |||
4280 | const clang::RecordType *record_type = | |||
4281 | llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
4282 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
4283 | if (record_decl->isUnion()) | |||
4284 | return lldb::eTypeClassUnion; | |||
4285 | else if (record_decl->isStruct()) | |||
4286 | return lldb::eTypeClassStruct; | |||
4287 | else | |||
4288 | return lldb::eTypeClassClass; | |||
4289 | } break; | |||
4290 | case clang::Type::Enum: | |||
4291 | return lldb::eTypeClassEnumeration; | |||
4292 | case clang::Type::Typedef: | |||
4293 | return lldb::eTypeClassTypedef; | |||
4294 | case clang::Type::UnresolvedUsing: | |||
4295 | break; | |||
4296 | case clang::Type::Paren: | |||
4297 | return CompilerType(getASTContext(), | |||
4298 | llvm::cast<clang::ParenType>(qual_type)->desugar()) | |||
4299 | .GetTypeClass(); | |||
4300 | case clang::Type::Auto: | |||
4301 | return CompilerType( | |||
4302 | getASTContext(), | |||
4303 | llvm::cast<clang::AutoType>(qual_type)->getDeducedType()) | |||
4304 | .GetTypeClass(); | |||
4305 | case clang::Type::Elaborated: | |||
4306 | return CompilerType( | |||
4307 | getASTContext(), | |||
4308 | llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()) | |||
4309 | .GetTypeClass(); | |||
4310 | ||||
4311 | case clang::Type::Attributed: | |||
4312 | break; | |||
4313 | case clang::Type::TemplateTypeParm: | |||
4314 | break; | |||
4315 | case clang::Type::SubstTemplateTypeParm: | |||
4316 | break; | |||
4317 | case clang::Type::SubstTemplateTypeParmPack: | |||
4318 | break; | |||
4319 | case clang::Type::InjectedClassName: | |||
4320 | break; | |||
4321 | case clang::Type::DependentName: | |||
4322 | break; | |||
4323 | case clang::Type::DependentTemplateSpecialization: | |||
4324 | break; | |||
4325 | case clang::Type::PackExpansion: | |||
4326 | break; | |||
4327 | ||||
4328 | case clang::Type::TypeOfExpr: | |||
4329 | return CompilerType(getASTContext(), | |||
4330 | llvm::cast<clang::TypeOfExprType>(qual_type) | |||
4331 | ->getUnderlyingExpr() | |||
4332 | ->getType()) | |||
4333 | .GetTypeClass(); | |||
4334 | case clang::Type::TypeOf: | |||
4335 | return CompilerType( | |||
4336 | getASTContext(), | |||
4337 | llvm::cast<clang::TypeOfType>(qual_type)->getUnderlyingType()) | |||
4338 | .GetTypeClass(); | |||
4339 | case clang::Type::Decltype: | |||
4340 | return CompilerType( | |||
4341 | getASTContext(), | |||
4342 | llvm::cast<clang::TypeOfType>(qual_type)->getUnderlyingType()) | |||
4343 | .GetTypeClass(); | |||
4344 | case clang::Type::TemplateSpecialization: | |||
4345 | break; | |||
4346 | case clang::Type::DeducedTemplateSpecialization: | |||
4347 | break; | |||
4348 | case clang::Type::Atomic: | |||
4349 | break; | |||
4350 | case clang::Type::Pipe: | |||
4351 | break; | |||
4352 | ||||
4353 | // pointer type decayed from an array or function type. | |||
4354 | case clang::Type::Decayed: | |||
4355 | break; | |||
4356 | case clang::Type::Adjusted: | |||
4357 | break; | |||
4358 | case clang::Type::ObjCTypeParam: | |||
4359 | break; | |||
4360 | ||||
4361 | case clang::Type::DependentAddressSpace: | |||
4362 | break; | |||
4363 | } | |||
4364 | // We don't know hot to display this type... | |||
4365 | return lldb::eTypeClassOther; | |||
4366 | } | |||
4367 | ||||
4368 | unsigned ClangASTContext::GetTypeQualifiers(lldb::opaque_compiler_type_t type) { | |||
4369 | if (type) | |||
4370 | return GetQualType(type).getQualifiers().getCVRQualifiers(); | |||
4371 | return 0; | |||
4372 | } | |||
4373 | ||||
4374 | //---------------------------------------------------------------------- | |||
4375 | // Creating related types | |||
4376 | //---------------------------------------------------------------------- | |||
4377 | ||||
4378 | CompilerType | |||
4379 | ClangASTContext::GetArrayElementType(lldb::opaque_compiler_type_t type, | |||
4380 | uint64_t *stride) { | |||
4381 | if (type) { | |||
4382 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
4383 | ||||
4384 | const clang::Type *array_eletype = | |||
4385 | qual_type.getTypePtr()->getArrayElementTypeNoTypeQual(); | |||
4386 | ||||
4387 | if (!array_eletype) | |||
4388 | return CompilerType(); | |||
4389 | ||||
4390 | CompilerType element_type(getASTContext(), | |||
4391 | array_eletype->getCanonicalTypeUnqualified()); | |||
4392 | ||||
4393 | // TODO: the real stride will be >= this value.. find the real one! | |||
4394 | if (stride) | |||
4395 | *stride = element_type.GetByteSize(nullptr); | |||
4396 | ||||
4397 | return element_type; | |||
4398 | } | |||
4399 | return CompilerType(); | |||
4400 | } | |||
4401 | ||||
4402 | CompilerType ClangASTContext::GetArrayType(lldb::opaque_compiler_type_t type, | |||
4403 | uint64_t size) { | |||
4404 | if (type) { | |||
4405 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
4406 | if (clang::ASTContext *ast_ctx = getASTContext()) { | |||
4407 | if (size != 0) | |||
4408 | return CompilerType( | |||
4409 | ast_ctx, ast_ctx->getConstantArrayType( | |||
4410 | qual_type, llvm::APInt(64, size), | |||
4411 | clang::ArrayType::ArraySizeModifier::Normal, 0)); | |||
4412 | else | |||
4413 | return CompilerType( | |||
4414 | ast_ctx, | |||
4415 | ast_ctx->getIncompleteArrayType( | |||
4416 | qual_type, clang::ArrayType::ArraySizeModifier::Normal, 0)); | |||
4417 | } | |||
4418 | } | |||
4419 | ||||
4420 | return CompilerType(); | |||
4421 | } | |||
4422 | ||||
4423 | CompilerType | |||
4424 | ClangASTContext::GetCanonicalType(lldb::opaque_compiler_type_t type) { | |||
4425 | if (type) | |||
4426 | return CompilerType(getASTContext(), GetCanonicalQualType(type)); | |||
4427 | return CompilerType(); | |||
4428 | } | |||
4429 | ||||
4430 | static clang::QualType GetFullyUnqualifiedType_Impl(clang::ASTContext *ast, | |||
4431 | clang::QualType qual_type) { | |||
4432 | if (qual_type->isPointerType()) | |||
4433 | qual_type = ast->getPointerType( | |||
4434 | GetFullyUnqualifiedType_Impl(ast, qual_type->getPointeeType())); | |||
4435 | else | |||
4436 | qual_type = qual_type.getUnqualifiedType(); | |||
4437 | qual_type.removeLocalConst(); | |||
4438 | qual_type.removeLocalRestrict(); | |||
4439 | qual_type.removeLocalVolatile(); | |||
4440 | return qual_type; | |||
4441 | } | |||
4442 | ||||
4443 | CompilerType | |||
4444 | ClangASTContext::GetFullyUnqualifiedType(lldb::opaque_compiler_type_t type) { | |||
4445 | if (type) | |||
4446 | return CompilerType( | |||
4447 | getASTContext(), | |||
4448 | GetFullyUnqualifiedType_Impl(getASTContext(), GetQualType(type))); | |||
4449 | return CompilerType(); | |||
4450 | } | |||
4451 | ||||
4452 | int ClangASTContext::GetFunctionArgumentCount( | |||
4453 | lldb::opaque_compiler_type_t type) { | |||
4454 | if (type) { | |||
4455 | const clang::FunctionProtoType *func = | |||
4456 | llvm::dyn_cast<clang::FunctionProtoType>(GetCanonicalQualType(type)); | |||
4457 | if (func) | |||
4458 | return func->getNumParams(); | |||
4459 | } | |||
4460 | return -1; | |||
4461 | } | |||
4462 | ||||
4463 | CompilerType ClangASTContext::GetFunctionArgumentTypeAtIndex( | |||
4464 | lldb::opaque_compiler_type_t type, size_t idx) { | |||
4465 | if (type) { | |||
4466 | const clang::FunctionProtoType *func = | |||
4467 | llvm::dyn_cast<clang::FunctionProtoType>(GetQualType(type)); | |||
4468 | if (func) { | |||
4469 | const uint32_t num_args = func->getNumParams(); | |||
4470 | if (idx < num_args) | |||
4471 | return CompilerType(getASTContext(), func->getParamType(idx)); | |||
4472 | } | |||
4473 | } | |||
4474 | return CompilerType(); | |||
4475 | } | |||
4476 | ||||
4477 | CompilerType | |||
4478 | ClangASTContext::GetFunctionReturnType(lldb::opaque_compiler_type_t type) { | |||
4479 | if (type) { | |||
4480 | clang::QualType qual_type(GetQualType(type)); | |||
4481 | const clang::FunctionProtoType *func = | |||
4482 | llvm::dyn_cast<clang::FunctionProtoType>(qual_type.getTypePtr()); | |||
4483 | if (func) | |||
4484 | return CompilerType(getASTContext(), func->getReturnType()); | |||
4485 | } | |||
4486 | return CompilerType(); | |||
4487 | } | |||
4488 | ||||
4489 | size_t | |||
4490 | ClangASTContext::GetNumMemberFunctions(lldb::opaque_compiler_type_t type) { | |||
4491 | size_t num_functions = 0; | |||
4492 | if (type) { | |||
4493 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
4494 | switch (qual_type->getTypeClass()) { | |||
4495 | case clang::Type::Record: | |||
4496 | if (GetCompleteQualType(getASTContext(), qual_type)) { | |||
4497 | const clang::RecordType *record_type = | |||
4498 | llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
4499 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
4500 | assert(record_decl)((record_decl) ? static_cast<void> (0) : __assert_fail ( "record_decl", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 4500, __PRETTY_FUNCTION__)); | |||
4501 | const clang::CXXRecordDecl *cxx_record_decl = | |||
4502 | llvm::dyn_cast<clang::CXXRecordDecl>(record_decl); | |||
4503 | if (cxx_record_decl) | |||
4504 | num_functions = std::distance(cxx_record_decl->method_begin(), | |||
4505 | cxx_record_decl->method_end()); | |||
4506 | } | |||
4507 | break; | |||
4508 | ||||
4509 | case clang::Type::ObjCObjectPointer: { | |||
4510 | const clang::ObjCObjectPointerType *objc_class_type = | |||
4511 | qual_type->getAs<clang::ObjCObjectPointerType>(); | |||
4512 | const clang::ObjCInterfaceType *objc_interface_type = | |||
4513 | objc_class_type->getInterfaceType(); | |||
4514 | if (objc_interface_type && | |||
4515 | GetCompleteType(static_cast<lldb::opaque_compiler_type_t>( | |||
4516 | const_cast<clang::ObjCInterfaceType *>(objc_interface_type)))) { | |||
4517 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
4518 | objc_interface_type->getDecl(); | |||
4519 | if (class_interface_decl) { | |||
4520 | num_functions = std::distance(class_interface_decl->meth_begin(), | |||
4521 | class_interface_decl->meth_end()); | |||
4522 | } | |||
4523 | } | |||
4524 | break; | |||
4525 | } | |||
4526 | ||||
4527 | case clang::Type::ObjCObject: | |||
4528 | case clang::Type::ObjCInterface: | |||
4529 | if (GetCompleteType(type)) { | |||
4530 | const clang::ObjCObjectType *objc_class_type = | |||
4531 | llvm::dyn_cast<clang::ObjCObjectType>(qual_type.getTypePtr()); | |||
4532 | if (objc_class_type) { | |||
4533 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
4534 | objc_class_type->getInterface(); | |||
4535 | if (class_interface_decl) | |||
4536 | num_functions = std::distance(class_interface_decl->meth_begin(), | |||
4537 | class_interface_decl->meth_end()); | |||
4538 | } | |||
4539 | } | |||
4540 | break; | |||
4541 | ||||
4542 | case clang::Type::Typedef: | |||
4543 | return CompilerType(getASTContext(), | |||
4544 | llvm::cast<clang::TypedefType>(qual_type) | |||
4545 | ->getDecl() | |||
4546 | ->getUnderlyingType()) | |||
4547 | .GetNumMemberFunctions(); | |||
4548 | ||||
4549 | case clang::Type::Auto: | |||
4550 | return CompilerType( | |||
4551 | getASTContext(), | |||
4552 | llvm::cast<clang::AutoType>(qual_type)->getDeducedType()) | |||
4553 | .GetNumMemberFunctions(); | |||
4554 | ||||
4555 | case clang::Type::Elaborated: | |||
4556 | return CompilerType( | |||
4557 | getASTContext(), | |||
4558 | llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()) | |||
4559 | .GetNumMemberFunctions(); | |||
4560 | ||||
4561 | case clang::Type::Paren: | |||
4562 | return CompilerType(getASTContext(), | |||
4563 | llvm::cast<clang::ParenType>(qual_type)->desugar()) | |||
4564 | .GetNumMemberFunctions(); | |||
4565 | ||||
4566 | default: | |||
4567 | break; | |||
4568 | } | |||
4569 | } | |||
4570 | return num_functions; | |||
4571 | } | |||
4572 | ||||
4573 | TypeMemberFunctionImpl | |||
4574 | ClangASTContext::GetMemberFunctionAtIndex(lldb::opaque_compiler_type_t type, | |||
4575 | size_t idx) { | |||
4576 | std::string name; | |||
4577 | MemberFunctionKind kind(MemberFunctionKind::eMemberFunctionKindUnknown); | |||
4578 | CompilerType clang_type; | |||
4579 | CompilerDecl clang_decl; | |||
4580 | if (type) { | |||
4581 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
4582 | switch (qual_type->getTypeClass()) { | |||
4583 | case clang::Type::Record: | |||
4584 | if (GetCompleteQualType(getASTContext(), qual_type)) { | |||
4585 | const clang::RecordType *record_type = | |||
4586 | llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
4587 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
4588 | assert(record_decl)((record_decl) ? static_cast<void> (0) : __assert_fail ( "record_decl", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 4588, __PRETTY_FUNCTION__)); | |||
4589 | const clang::CXXRecordDecl *cxx_record_decl = | |||
4590 | llvm::dyn_cast<clang::CXXRecordDecl>(record_decl); | |||
4591 | if (cxx_record_decl) { | |||
4592 | auto method_iter = cxx_record_decl->method_begin(); | |||
4593 | auto method_end = cxx_record_decl->method_end(); | |||
4594 | if (idx < | |||
4595 | static_cast<size_t>(std::distance(method_iter, method_end))) { | |||
4596 | std::advance(method_iter, idx); | |||
4597 | clang::CXXMethodDecl *cxx_method_decl = | |||
4598 | method_iter->getCanonicalDecl(); | |||
4599 | if (cxx_method_decl) { | |||
4600 | name = cxx_method_decl->getDeclName().getAsString(); | |||
4601 | if (cxx_method_decl->isStatic()) | |||
4602 | kind = lldb::eMemberFunctionKindStaticMethod; | |||
4603 | else if (llvm::isa<clang::CXXConstructorDecl>(cxx_method_decl)) | |||
4604 | kind = lldb::eMemberFunctionKindConstructor; | |||
4605 | else if (llvm::isa<clang::CXXDestructorDecl>(cxx_method_decl)) | |||
4606 | kind = lldb::eMemberFunctionKindDestructor; | |||
4607 | else | |||
4608 | kind = lldb::eMemberFunctionKindInstanceMethod; | |||
4609 | clang_type = CompilerType( | |||
4610 | this, cxx_method_decl->getType().getAsOpaquePtr()); | |||
4611 | clang_decl = CompilerDecl(this, cxx_method_decl); | |||
4612 | } | |||
4613 | } | |||
4614 | } | |||
4615 | } | |||
4616 | break; | |||
4617 | ||||
4618 | case clang::Type::ObjCObjectPointer: { | |||
4619 | const clang::ObjCObjectPointerType *objc_class_type = | |||
4620 | qual_type->getAs<clang::ObjCObjectPointerType>(); | |||
4621 | const clang::ObjCInterfaceType *objc_interface_type = | |||
4622 | objc_class_type->getInterfaceType(); | |||
4623 | if (objc_interface_type && | |||
4624 | GetCompleteType(static_cast<lldb::opaque_compiler_type_t>( | |||
4625 | const_cast<clang::ObjCInterfaceType *>(objc_interface_type)))) { | |||
4626 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
4627 | objc_interface_type->getDecl(); | |||
4628 | if (class_interface_decl) { | |||
4629 | auto method_iter = class_interface_decl->meth_begin(); | |||
4630 | auto method_end = class_interface_decl->meth_end(); | |||
4631 | if (idx < | |||
4632 | static_cast<size_t>(std::distance(method_iter, method_end))) { | |||
4633 | std::advance(method_iter, idx); | |||
4634 | clang::ObjCMethodDecl *objc_method_decl = | |||
4635 | method_iter->getCanonicalDecl(); | |||
4636 | if (objc_method_decl) { | |||
4637 | clang_decl = CompilerDecl(this, objc_method_decl); | |||
4638 | name = objc_method_decl->getSelector().getAsString(); | |||
4639 | if (objc_method_decl->isClassMethod()) | |||
4640 | kind = lldb::eMemberFunctionKindStaticMethod; | |||
4641 | else | |||
4642 | kind = lldb::eMemberFunctionKindInstanceMethod; | |||
4643 | } | |||
4644 | } | |||
4645 | } | |||
4646 | } | |||
4647 | break; | |||
4648 | } | |||
4649 | ||||
4650 | case clang::Type::ObjCObject: | |||
4651 | case clang::Type::ObjCInterface: | |||
4652 | if (GetCompleteType(type)) { | |||
4653 | const clang::ObjCObjectType *objc_class_type = | |||
4654 | llvm::dyn_cast<clang::ObjCObjectType>(qual_type.getTypePtr()); | |||
4655 | if (objc_class_type) { | |||
4656 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
4657 | objc_class_type->getInterface(); | |||
4658 | if (class_interface_decl) { | |||
4659 | auto method_iter = class_interface_decl->meth_begin(); | |||
4660 | auto method_end = class_interface_decl->meth_end(); | |||
4661 | if (idx < | |||
4662 | static_cast<size_t>(std::distance(method_iter, method_end))) { | |||
4663 | std::advance(method_iter, idx); | |||
4664 | clang::ObjCMethodDecl *objc_method_decl = | |||
4665 | method_iter->getCanonicalDecl(); | |||
4666 | if (objc_method_decl) { | |||
4667 | clang_decl = CompilerDecl(this, objc_method_decl); | |||
4668 | name = objc_method_decl->getSelector().getAsString(); | |||
4669 | if (objc_method_decl->isClassMethod()) | |||
4670 | kind = lldb::eMemberFunctionKindStaticMethod; | |||
4671 | else | |||
4672 | kind = lldb::eMemberFunctionKindInstanceMethod; | |||
4673 | } | |||
4674 | } | |||
4675 | } | |||
4676 | } | |||
4677 | } | |||
4678 | break; | |||
4679 | ||||
4680 | case clang::Type::Typedef: | |||
4681 | return GetMemberFunctionAtIndex(llvm::cast<clang::TypedefType>(qual_type) | |||
4682 | ->getDecl() | |||
4683 | ->getUnderlyingType() | |||
4684 | .getAsOpaquePtr(), | |||
4685 | idx); | |||
4686 | ||||
4687 | case clang::Type::Auto: | |||
4688 | return GetMemberFunctionAtIndex(llvm::cast<clang::AutoType>(qual_type) | |||
4689 | ->getDeducedType() | |||
4690 | .getAsOpaquePtr(), | |||
4691 | idx); | |||
4692 | ||||
4693 | case clang::Type::Elaborated: | |||
4694 | return GetMemberFunctionAtIndex( | |||
4695 | llvm::cast<clang::ElaboratedType>(qual_type) | |||
4696 | ->getNamedType() | |||
4697 | .getAsOpaquePtr(), | |||
4698 | idx); | |||
4699 | ||||
4700 | case clang::Type::Paren: | |||
4701 | return GetMemberFunctionAtIndex( | |||
4702 | llvm::cast<clang::ParenType>(qual_type)->desugar().getAsOpaquePtr(), | |||
4703 | idx); | |||
4704 | ||||
4705 | default: | |||
4706 | break; | |||
4707 | } | |||
4708 | } | |||
4709 | ||||
4710 | if (kind == eMemberFunctionKindUnknown) | |||
4711 | return TypeMemberFunctionImpl(); | |||
4712 | else | |||
4713 | return TypeMemberFunctionImpl(clang_type, clang_decl, name, kind); | |||
4714 | } | |||
4715 | ||||
4716 | CompilerType | |||
4717 | ClangASTContext::GetNonReferenceType(lldb::opaque_compiler_type_t type) { | |||
4718 | if (type) | |||
4719 | return CompilerType(getASTContext(), | |||
4720 | GetQualType(type).getNonReferenceType()); | |||
4721 | return CompilerType(); | |||
4722 | } | |||
4723 | ||||
4724 | CompilerType ClangASTContext::CreateTypedefType( | |||
4725 | const CompilerType &type, const char *typedef_name, | |||
4726 | const CompilerDeclContext &compiler_decl_ctx) { | |||
4727 | if (type && typedef_name && typedef_name[0]) { | |||
4728 | ClangASTContext *ast = | |||
4729 | llvm::dyn_cast<ClangASTContext>(type.GetTypeSystem()); | |||
4730 | if (!ast) | |||
4731 | return CompilerType(); | |||
4732 | clang::ASTContext *clang_ast = ast->getASTContext(); | |||
4733 | clang::QualType qual_type(ClangUtil::GetQualType(type)); | |||
4734 | ||||
4735 | clang::DeclContext *decl_ctx = | |||
4736 | ClangASTContext::DeclContextGetAsDeclContext(compiler_decl_ctx); | |||
4737 | if (decl_ctx == nullptr) | |||
4738 | decl_ctx = ast->getASTContext()->getTranslationUnitDecl(); | |||
4739 | ||||
4740 | clang::TypedefDecl *decl = clang::TypedefDecl::Create( | |||
4741 | *clang_ast, decl_ctx, clang::SourceLocation(), clang::SourceLocation(), | |||
4742 | &clang_ast->Idents.get(typedef_name), | |||
4743 | clang_ast->getTrivialTypeSourceInfo(qual_type)); | |||
4744 | ||||
4745 | decl->setAccess(clang::AS_public); // TODO respect proper access specifier | |||
4746 | ||||
4747 | decl_ctx->addDecl(decl); | |||
4748 | ||||
4749 | // Get a uniqued clang::QualType for the typedef decl type | |||
4750 | return CompilerType(clang_ast, clang_ast->getTypedefType(decl)); | |||
4751 | } | |||
4752 | return CompilerType(); | |||
4753 | } | |||
4754 | ||||
4755 | CompilerType | |||
4756 | ClangASTContext::GetPointeeType(lldb::opaque_compiler_type_t type) { | |||
4757 | if (type) { | |||
4758 | clang::QualType qual_type(GetQualType(type)); | |||
4759 | return CompilerType(getASTContext(), | |||
4760 | qual_type.getTypePtr()->getPointeeType()); | |||
4761 | } | |||
4762 | return CompilerType(); | |||
4763 | } | |||
4764 | ||||
4765 | CompilerType | |||
4766 | ClangASTContext::GetPointerType(lldb::opaque_compiler_type_t type) { | |||
4767 | if (type) { | |||
4768 | clang::QualType qual_type(GetQualType(type)); | |||
4769 | ||||
4770 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
4771 | switch (type_class) { | |||
4772 | case clang::Type::ObjCObject: | |||
4773 | case clang::Type::ObjCInterface: | |||
4774 | return CompilerType(getASTContext(), | |||
4775 | getASTContext()->getObjCObjectPointerType(qual_type)); | |||
4776 | ||||
4777 | default: | |||
4778 | return CompilerType(getASTContext(), | |||
4779 | getASTContext()->getPointerType(qual_type)); | |||
4780 | } | |||
4781 | } | |||
4782 | return CompilerType(); | |||
4783 | } | |||
4784 | ||||
4785 | CompilerType | |||
4786 | ClangASTContext::GetLValueReferenceType(lldb::opaque_compiler_type_t type) { | |||
4787 | if (type) | |||
4788 | return CompilerType(this, getASTContext() | |||
4789 | ->getLValueReferenceType(GetQualType(type)) | |||
4790 | .getAsOpaquePtr()); | |||
4791 | else | |||
4792 | return CompilerType(); | |||
4793 | } | |||
4794 | ||||
4795 | CompilerType | |||
4796 | ClangASTContext::GetRValueReferenceType(lldb::opaque_compiler_type_t type) { | |||
4797 | if (type) | |||
4798 | return CompilerType(this, getASTContext() | |||
4799 | ->getRValueReferenceType(GetQualType(type)) | |||
4800 | .getAsOpaquePtr()); | |||
4801 | else | |||
4802 | return CompilerType(); | |||
4803 | } | |||
4804 | ||||
4805 | CompilerType | |||
4806 | ClangASTContext::AddConstModifier(lldb::opaque_compiler_type_t type) { | |||
4807 | if (type) { | |||
4808 | clang::QualType result(GetQualType(type)); | |||
4809 | result.addConst(); | |||
4810 | return CompilerType(this, result.getAsOpaquePtr()); | |||
4811 | } | |||
4812 | return CompilerType(); | |||
4813 | } | |||
4814 | ||||
4815 | CompilerType | |||
4816 | ClangASTContext::AddVolatileModifier(lldb::opaque_compiler_type_t type) { | |||
4817 | if (type) { | |||
4818 | clang::QualType result(GetQualType(type)); | |||
4819 | result.addVolatile(); | |||
4820 | return CompilerType(this, result.getAsOpaquePtr()); | |||
4821 | } | |||
4822 | return CompilerType(); | |||
4823 | } | |||
4824 | ||||
4825 | CompilerType | |||
4826 | ClangASTContext::AddRestrictModifier(lldb::opaque_compiler_type_t type) { | |||
4827 | if (type) { | |||
4828 | clang::QualType result(GetQualType(type)); | |||
4829 | result.addRestrict(); | |||
4830 | return CompilerType(this, result.getAsOpaquePtr()); | |||
4831 | } | |||
4832 | return CompilerType(); | |||
4833 | } | |||
4834 | ||||
4835 | CompilerType | |||
4836 | ClangASTContext::CreateTypedef(lldb::opaque_compiler_type_t type, | |||
4837 | const char *typedef_name, | |||
4838 | const CompilerDeclContext &compiler_decl_ctx) { | |||
4839 | if (type) { | |||
4840 | clang::ASTContext *clang_ast = getASTContext(); | |||
4841 | clang::QualType qual_type(GetQualType(type)); | |||
4842 | ||||
4843 | clang::DeclContext *decl_ctx = | |||
4844 | ClangASTContext::DeclContextGetAsDeclContext(compiler_decl_ctx); | |||
4845 | if (decl_ctx == nullptr) | |||
4846 | decl_ctx = getASTContext()->getTranslationUnitDecl(); | |||
4847 | ||||
4848 | clang::TypedefDecl *decl = clang::TypedefDecl::Create( | |||
4849 | *clang_ast, decl_ctx, clang::SourceLocation(), clang::SourceLocation(), | |||
4850 | &clang_ast->Idents.get(typedef_name), | |||
4851 | clang_ast->getTrivialTypeSourceInfo(qual_type)); | |||
4852 | ||||
4853 | clang::TagDecl *tdecl = nullptr; | |||
4854 | if (!qual_type.isNull()) { | |||
4855 | if (const clang::RecordType *rt = qual_type->getAs<clang::RecordType>()) | |||
4856 | tdecl = rt->getDecl(); | |||
4857 | if (const clang::EnumType *et = qual_type->getAs<clang::EnumType>()) | |||
4858 | tdecl = et->getDecl(); | |||
4859 | } | |||
4860 | ||||
4861 | // Check whether this declaration is an anonymous struct, union, or enum, | |||
4862 | // hidden behind a typedef. If so, we try to check whether we have a | |||
4863 | // typedef tag to attach to the original record declaration | |||
4864 | if (tdecl && !tdecl->getIdentifier() && !tdecl->getTypedefNameForAnonDecl()) | |||
4865 | tdecl->setTypedefNameForAnonDecl(decl); | |||
4866 | ||||
4867 | decl->setAccess(clang::AS_public); // TODO respect proper access specifier | |||
4868 | ||||
4869 | // Get a uniqued clang::QualType for the typedef decl type | |||
4870 | return CompilerType(this, clang_ast->getTypedefType(decl).getAsOpaquePtr()); | |||
4871 | } | |||
4872 | return CompilerType(); | |||
4873 | } | |||
4874 | ||||
4875 | CompilerType | |||
4876 | ClangASTContext::GetTypedefedType(lldb::opaque_compiler_type_t type) { | |||
4877 | if (type) { | |||
4878 | const clang::TypedefType *typedef_type = | |||
4879 | llvm::dyn_cast<clang::TypedefType>(GetQualType(type)); | |||
4880 | if (typedef_type) | |||
4881 | return CompilerType(getASTContext(), | |||
4882 | typedef_type->getDecl()->getUnderlyingType()); | |||
4883 | } | |||
4884 | return CompilerType(); | |||
4885 | } | |||
4886 | ||||
4887 | //---------------------------------------------------------------------- | |||
4888 | // Create related types using the current type's AST | |||
4889 | //---------------------------------------------------------------------- | |||
4890 | ||||
4891 | CompilerType ClangASTContext::GetBasicTypeFromAST(lldb::BasicType basic_type) { | |||
4892 | return ClangASTContext::GetBasicType(getASTContext(), basic_type); | |||
4893 | } | |||
4894 | //---------------------------------------------------------------------- | |||
4895 | // Exploring the type | |||
4896 | //---------------------------------------------------------------------- | |||
4897 | ||||
4898 | uint64_t ClangASTContext::GetBitSize(lldb::opaque_compiler_type_t type, | |||
4899 | ExecutionContextScope *exe_scope) { | |||
4900 | if (GetCompleteType(type)) { | |||
4901 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
4902 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
4903 | switch (type_class) { | |||
4904 | case clang::Type::Record: | |||
4905 | if (GetCompleteType(type)) | |||
4906 | return getASTContext()->getTypeSize(qual_type); | |||
4907 | else | |||
4908 | return 0; | |||
4909 | break; | |||
4910 | ||||
4911 | case clang::Type::ObjCInterface: | |||
4912 | case clang::Type::ObjCObject: { | |||
4913 | ExecutionContext exe_ctx(exe_scope); | |||
4914 | Process *process = exe_ctx.GetProcessPtr(); | |||
4915 | if (process) { | |||
4916 | ObjCLanguageRuntime *objc_runtime = process->GetObjCLanguageRuntime(); | |||
4917 | if (objc_runtime) { | |||
4918 | uint64_t bit_size = 0; | |||
4919 | if (objc_runtime->GetTypeBitSize( | |||
4920 | CompilerType(getASTContext(), qual_type), bit_size)) | |||
4921 | return bit_size; | |||
4922 | } | |||
4923 | } else { | |||
4924 | static bool g_printed = false; | |||
4925 | if (!g_printed) { | |||
4926 | StreamString s; | |||
4927 | DumpTypeDescription(type, &s); | |||
4928 | ||||
4929 | llvm::outs() << "warning: trying to determine the size of type "; | |||
4930 | llvm::outs() << s.GetString() << "\n"; | |||
4931 | llvm::outs() << "without a valid ExecutionContext. this is not " | |||
4932 | "reliable. please file a bug against LLDB.\n"; | |||
4933 | llvm::outs() << "backtrace:\n"; | |||
4934 | llvm::sys::PrintStackTrace(llvm::outs()); | |||
4935 | llvm::outs() << "\n"; | |||
4936 | g_printed = true; | |||
4937 | } | |||
4938 | } | |||
4939 | } | |||
4940 | LLVM_FALLTHROUGH[[clang::fallthrough]]; | |||
4941 | default: | |||
4942 | const uint32_t bit_size = getASTContext()->getTypeSize(qual_type); | |||
4943 | if (bit_size == 0) { | |||
4944 | if (qual_type->isIncompleteArrayType()) | |||
4945 | return getASTContext()->getTypeSize( | |||
4946 | qual_type->getArrayElementTypeNoTypeQual() | |||
4947 | ->getCanonicalTypeUnqualified()); | |||
4948 | } | |||
4949 | if (qual_type->isObjCObjectOrInterfaceType()) | |||
4950 | return bit_size + | |||
4951 | getASTContext()->getTypeSize( | |||
4952 | getASTContext()->ObjCBuiltinClassTy); | |||
4953 | return bit_size; | |||
4954 | } | |||
4955 | } | |||
4956 | return 0; | |||
4957 | } | |||
4958 | ||||
4959 | size_t ClangASTContext::GetTypeBitAlign(lldb::opaque_compiler_type_t type) { | |||
4960 | if (GetCompleteType(type)) | |||
4961 | return getASTContext()->getTypeAlign(GetQualType(type)); | |||
4962 | return 0; | |||
4963 | } | |||
4964 | ||||
4965 | lldb::Encoding ClangASTContext::GetEncoding(lldb::opaque_compiler_type_t type, | |||
4966 | uint64_t &count) { | |||
4967 | if (!type) | |||
4968 | return lldb::eEncodingInvalid; | |||
4969 | ||||
4970 | count = 1; | |||
4971 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
4972 | ||||
4973 | switch (qual_type->getTypeClass()) { | |||
4974 | case clang::Type::UnaryTransform: | |||
4975 | break; | |||
4976 | ||||
4977 | case clang::Type::FunctionNoProto: | |||
4978 | case clang::Type::FunctionProto: | |||
4979 | break; | |||
4980 | ||||
4981 | case clang::Type::IncompleteArray: | |||
4982 | case clang::Type::VariableArray: | |||
4983 | break; | |||
4984 | ||||
4985 | case clang::Type::ConstantArray: | |||
4986 | break; | |||
4987 | ||||
4988 | case clang::Type::DependentVector: | |||
4989 | case clang::Type::ExtVector: | |||
4990 | case clang::Type::Vector: | |||
4991 | // TODO: Set this to more than one??? | |||
4992 | break; | |||
4993 | ||||
4994 | case clang::Type::Builtin: | |||
4995 | switch (llvm::cast<clang::BuiltinType>(qual_type)->getKind()) { | |||
4996 | case clang::BuiltinType::Void: | |||
4997 | break; | |||
4998 | ||||
4999 | case clang::BuiltinType::Bool: | |||
5000 | case clang::BuiltinType::Char_S: | |||
5001 | case clang::BuiltinType::SChar: | |||
5002 | case clang::BuiltinType::WChar_S: | |||
5003 | case clang::BuiltinType::Short: | |||
5004 | case clang::BuiltinType::Int: | |||
5005 | case clang::BuiltinType::Long: | |||
5006 | case clang::BuiltinType::LongLong: | |||
5007 | case clang::BuiltinType::Int128: | |||
5008 | return lldb::eEncodingSint; | |||
5009 | ||||
5010 | case clang::BuiltinType::Char_U: | |||
5011 | case clang::BuiltinType::UChar: | |||
5012 | case clang::BuiltinType::WChar_U: | |||
5013 | case clang::BuiltinType::Char8: | |||
5014 | case clang::BuiltinType::Char16: | |||
5015 | case clang::BuiltinType::Char32: | |||
5016 | case clang::BuiltinType::UShort: | |||
5017 | case clang::BuiltinType::UInt: | |||
5018 | case clang::BuiltinType::ULong: | |||
5019 | case clang::BuiltinType::ULongLong: | |||
5020 | case clang::BuiltinType::UInt128: | |||
5021 | return lldb::eEncodingUint; | |||
5022 | ||||
5023 | // Fixed point types. Note that they are currently ignored. | |||
5024 | case clang::BuiltinType::ShortAccum: | |||
5025 | case clang::BuiltinType::Accum: | |||
5026 | case clang::BuiltinType::LongAccum: | |||
5027 | case clang::BuiltinType::UShortAccum: | |||
5028 | case clang::BuiltinType::UAccum: | |||
5029 | case clang::BuiltinType::ULongAccum: | |||
5030 | case clang::BuiltinType::ShortFract: | |||
5031 | case clang::BuiltinType::Fract: | |||
5032 | case clang::BuiltinType::LongFract: | |||
5033 | case clang::BuiltinType::UShortFract: | |||
5034 | case clang::BuiltinType::UFract: | |||
5035 | case clang::BuiltinType::ULongFract: | |||
5036 | case clang::BuiltinType::SatShortAccum: | |||
5037 | case clang::BuiltinType::SatAccum: | |||
5038 | case clang::BuiltinType::SatLongAccum: | |||
5039 | case clang::BuiltinType::SatUShortAccum: | |||
5040 | case clang::BuiltinType::SatUAccum: | |||
5041 | case clang::BuiltinType::SatULongAccum: | |||
5042 | case clang::BuiltinType::SatShortFract: | |||
5043 | case clang::BuiltinType::SatFract: | |||
5044 | case clang::BuiltinType::SatLongFract: | |||
5045 | case clang::BuiltinType::SatUShortFract: | |||
5046 | case clang::BuiltinType::SatUFract: | |||
5047 | case clang::BuiltinType::SatULongFract: | |||
5048 | break; | |||
5049 | ||||
5050 | case clang::BuiltinType::Half: | |||
5051 | case clang::BuiltinType::Float: | |||
5052 | case clang::BuiltinType::Float16: | |||
5053 | case clang::BuiltinType::Float128: | |||
5054 | case clang::BuiltinType::Double: | |||
5055 | case clang::BuiltinType::LongDouble: | |||
5056 | return lldb::eEncodingIEEE754; | |||
5057 | ||||
5058 | case clang::BuiltinType::ObjCClass: | |||
5059 | case clang::BuiltinType::ObjCId: | |||
5060 | case clang::BuiltinType::ObjCSel: | |||
5061 | return lldb::eEncodingUint; | |||
5062 | ||||
5063 | case clang::BuiltinType::NullPtr: | |||
5064 | return lldb::eEncodingUint; | |||
5065 | ||||
5066 | case clang::BuiltinType::Kind::ARCUnbridgedCast: | |||
5067 | case clang::BuiltinType::Kind::BoundMember: | |||
5068 | case clang::BuiltinType::Kind::BuiltinFn: | |||
5069 | case clang::BuiltinType::Kind::Dependent: | |||
5070 | case clang::BuiltinType::Kind::OCLClkEvent: | |||
5071 | case clang::BuiltinType::Kind::OCLEvent: | |||
5072 | case clang::BuiltinType::Kind::OCLImage1dRO: | |||
5073 | case clang::BuiltinType::Kind::OCLImage1dWO: | |||
5074 | case clang::BuiltinType::Kind::OCLImage1dRW: | |||
5075 | case clang::BuiltinType::Kind::OCLImage1dArrayRO: | |||
5076 | case clang::BuiltinType::Kind::OCLImage1dArrayWO: | |||
5077 | case clang::BuiltinType::Kind::OCLImage1dArrayRW: | |||
5078 | case clang::BuiltinType::Kind::OCLImage1dBufferRO: | |||
5079 | case clang::BuiltinType::Kind::OCLImage1dBufferWO: | |||
5080 | case clang::BuiltinType::Kind::OCLImage1dBufferRW: | |||
5081 | case clang::BuiltinType::Kind::OCLImage2dRO: | |||
5082 | case clang::BuiltinType::Kind::OCLImage2dWO: | |||
5083 | case clang::BuiltinType::Kind::OCLImage2dRW: | |||
5084 | case clang::BuiltinType::Kind::OCLImage2dArrayRO: | |||
5085 | case clang::BuiltinType::Kind::OCLImage2dArrayWO: | |||
5086 | case clang::BuiltinType::Kind::OCLImage2dArrayRW: | |||
5087 | case clang::BuiltinType::Kind::OCLImage2dArrayDepthRO: | |||
5088 | case clang::BuiltinType::Kind::OCLImage2dArrayDepthWO: | |||
5089 | case clang::BuiltinType::Kind::OCLImage2dArrayDepthRW: | |||
5090 | case clang::BuiltinType::Kind::OCLImage2dArrayMSAARO: | |||
5091 | case clang::BuiltinType::Kind::OCLImage2dArrayMSAAWO: | |||
5092 | case clang::BuiltinType::Kind::OCLImage2dArrayMSAARW: | |||
5093 | case clang::BuiltinType::Kind::OCLImage2dArrayMSAADepthRO: | |||
5094 | case clang::BuiltinType::Kind::OCLImage2dArrayMSAADepthWO: | |||
5095 | case clang::BuiltinType::Kind::OCLImage2dArrayMSAADepthRW: | |||
5096 | case clang::BuiltinType::Kind::OCLImage2dDepthRO: | |||
5097 | case clang::BuiltinType::Kind::OCLImage2dDepthWO: | |||
5098 | case clang::BuiltinType::Kind::OCLImage2dDepthRW: | |||
5099 | case clang::BuiltinType::Kind::OCLImage2dMSAARO: | |||
5100 | case clang::BuiltinType::Kind::OCLImage2dMSAAWO: | |||
5101 | case clang::BuiltinType::Kind::OCLImage2dMSAARW: | |||
5102 | case clang::BuiltinType::Kind::OCLImage2dMSAADepthRO: | |||
5103 | case clang::BuiltinType::Kind::OCLImage2dMSAADepthWO: | |||
5104 | case clang::BuiltinType::Kind::OCLImage2dMSAADepthRW: | |||
5105 | case clang::BuiltinType::Kind::OCLImage3dRO: | |||
5106 | case clang::BuiltinType::Kind::OCLImage3dWO: | |||
5107 | case clang::BuiltinType::Kind::OCLImage3dRW: | |||
5108 | case clang::BuiltinType::Kind::OCLQueue: | |||
5109 | case clang::BuiltinType::Kind::OCLReserveID: | |||
5110 | case clang::BuiltinType::Kind::OCLSampler: | |||
5111 | case clang::BuiltinType::Kind::OMPArraySection: | |||
5112 | case clang::BuiltinType::Kind::Overload: | |||
5113 | case clang::BuiltinType::Kind::PseudoObject: | |||
5114 | case clang::BuiltinType::Kind::UnknownAny: | |||
5115 | break; | |||
5116 | } | |||
5117 | break; | |||
5118 | // All pointer types are represented as unsigned integer encodings. We may | |||
5119 | // nee to add a eEncodingPointer if we ever need to know the difference | |||
5120 | case clang::Type::ObjCObjectPointer: | |||
5121 | case clang::Type::BlockPointer: | |||
5122 | case clang::Type::Pointer: | |||
5123 | case clang::Type::LValueReference: | |||
5124 | case clang::Type::RValueReference: | |||
5125 | case clang::Type::MemberPointer: | |||
5126 | return lldb::eEncodingUint; | |||
5127 | case clang::Type::Complex: { | |||
5128 | lldb::Encoding encoding = lldb::eEncodingIEEE754; | |||
5129 | if (qual_type->isComplexType()) | |||
5130 | encoding = lldb::eEncodingIEEE754; | |||
5131 | else { | |||
5132 | const clang::ComplexType *complex_type = | |||
5133 | qual_type->getAsComplexIntegerType(); | |||
5134 | if (complex_type) | |||
5135 | encoding = CompilerType(getASTContext(), complex_type->getElementType()) | |||
5136 | .GetEncoding(count); | |||
5137 | else | |||
5138 | encoding = lldb::eEncodingSint; | |||
5139 | } | |||
5140 | count = 2; | |||
5141 | return encoding; | |||
5142 | } | |||
5143 | ||||
5144 | case clang::Type::ObjCInterface: | |||
5145 | break; | |||
5146 | case clang::Type::Record: | |||
5147 | break; | |||
5148 | case clang::Type::Enum: | |||
5149 | return lldb::eEncodingSint; | |||
5150 | case clang::Type::Typedef: | |||
5151 | return CompilerType(getASTContext(), | |||
5152 | llvm::cast<clang::TypedefType>(qual_type) | |||
5153 | ->getDecl() | |||
5154 | ->getUnderlyingType()) | |||
5155 | .GetEncoding(count); | |||
5156 | ||||
5157 | case clang::Type::Auto: | |||
5158 | return CompilerType( | |||
5159 | getASTContext(), | |||
5160 | llvm::cast<clang::AutoType>(qual_type)->getDeducedType()) | |||
5161 | .GetEncoding(count); | |||
5162 | ||||
5163 | case clang::Type::Elaborated: | |||
5164 | return CompilerType( | |||
5165 | getASTContext(), | |||
5166 | llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()) | |||
5167 | .GetEncoding(count); | |||
5168 | ||||
5169 | case clang::Type::Paren: | |||
5170 | return CompilerType(getASTContext(), | |||
5171 | llvm::cast<clang::ParenType>(qual_type)->desugar()) | |||
5172 | .GetEncoding(count); | |||
5173 | case clang::Type::TypeOfExpr: | |||
5174 | return CompilerType(getASTContext(), | |||
5175 | llvm::cast<clang::TypeOfExprType>(qual_type) | |||
5176 | ->getUnderlyingExpr() | |||
5177 | ->getType()) | |||
5178 | .GetEncoding(count); | |||
5179 | case clang::Type::TypeOf: | |||
5180 | return CompilerType( | |||
5181 | getASTContext(), | |||
5182 | llvm::cast<clang::TypeOfType>(qual_type)->getUnderlyingType()) | |||
5183 | .GetEncoding(count); | |||
5184 | case clang::Type::Decltype: | |||
5185 | return CompilerType( | |||
5186 | getASTContext(), | |||
5187 | llvm::cast<clang::DecltypeType>(qual_type)->getUnderlyingType()) | |||
5188 | .GetEncoding(count); | |||
5189 | case clang::Type::DependentSizedArray: | |||
5190 | case clang::Type::DependentSizedExtVector: | |||
5191 | case clang::Type::UnresolvedUsing: | |||
5192 | case clang::Type::Attributed: | |||
5193 | case clang::Type::TemplateTypeParm: | |||
5194 | case clang::Type::SubstTemplateTypeParm: | |||
5195 | case clang::Type::SubstTemplateTypeParmPack: | |||
5196 | case clang::Type::InjectedClassName: | |||
5197 | case clang::Type::DependentName: | |||
5198 | case clang::Type::DependentTemplateSpecialization: | |||
5199 | case clang::Type::PackExpansion: | |||
5200 | case clang::Type::ObjCObject: | |||
5201 | ||||
5202 | case clang::Type::TemplateSpecialization: | |||
5203 | case clang::Type::DeducedTemplateSpecialization: | |||
5204 | case clang::Type::Atomic: | |||
5205 | case clang::Type::Adjusted: | |||
5206 | case clang::Type::Pipe: | |||
5207 | break; | |||
5208 | ||||
5209 | // pointer type decayed from an array or function type. | |||
5210 | case clang::Type::Decayed: | |||
5211 | break; | |||
5212 | case clang::Type::ObjCTypeParam: | |||
5213 | break; | |||
5214 | ||||
5215 | case clang::Type::DependentAddressSpace: | |||
5216 | break; | |||
5217 | } | |||
5218 | count = 0; | |||
5219 | return lldb::eEncodingInvalid; | |||
5220 | } | |||
5221 | ||||
5222 | lldb::Format ClangASTContext::GetFormat(lldb::opaque_compiler_type_t type) { | |||
5223 | if (!type) | |||
5224 | return lldb::eFormatDefault; | |||
5225 | ||||
5226 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
5227 | ||||
5228 | switch (qual_type->getTypeClass()) { | |||
5229 | case clang::Type::UnaryTransform: | |||
5230 | break; | |||
5231 | ||||
5232 | case clang::Type::FunctionNoProto: | |||
5233 | case clang::Type::FunctionProto: | |||
5234 | break; | |||
5235 | ||||
5236 | case clang::Type::IncompleteArray: | |||
5237 | case clang::Type::VariableArray: | |||
5238 | break; | |||
5239 | ||||
5240 | case clang::Type::ConstantArray: | |||
5241 | return lldb::eFormatVoid; // no value | |||
5242 | ||||
5243 | case clang::Type::DependentVector: | |||
5244 | case clang::Type::ExtVector: | |||
5245 | case clang::Type::Vector: | |||
5246 | break; | |||
5247 | ||||
5248 | case clang::Type::Builtin: | |||
5249 | switch (llvm::cast<clang::BuiltinType>(qual_type)->getKind()) { | |||
5250 | // default: assert(0 && "Unknown builtin type!"); | |||
5251 | case clang::BuiltinType::UnknownAny: | |||
5252 | case clang::BuiltinType::Void: | |||
5253 | case clang::BuiltinType::BoundMember: | |||
5254 | break; | |||
5255 | ||||
5256 | case clang::BuiltinType::Bool: | |||
5257 | return lldb::eFormatBoolean; | |||
5258 | case clang::BuiltinType::Char_S: | |||
5259 | case clang::BuiltinType::SChar: | |||
5260 | case clang::BuiltinType::WChar_S: | |||
5261 | case clang::BuiltinType::Char_U: | |||
5262 | case clang::BuiltinType::UChar: | |||
5263 | case clang::BuiltinType::WChar_U: | |||
5264 | return lldb::eFormatChar; | |||
5265 | case clang::BuiltinType::Char16: | |||
5266 | return lldb::eFormatUnicode16; | |||
5267 | case clang::BuiltinType::Char32: | |||
5268 | return lldb::eFormatUnicode32; | |||
5269 | case clang::BuiltinType::UShort: | |||
5270 | return lldb::eFormatUnsigned; | |||
5271 | case clang::BuiltinType::Short: | |||
5272 | return lldb::eFormatDecimal; | |||
5273 | case clang::BuiltinType::UInt: | |||
5274 | return lldb::eFormatUnsigned; | |||
5275 | case clang::BuiltinType::Int: | |||
5276 | return lldb::eFormatDecimal; | |||
5277 | case clang::BuiltinType::ULong: | |||
5278 | return lldb::eFormatUnsigned; | |||
5279 | case clang::BuiltinType::Long: | |||
5280 | return lldb::eFormatDecimal; | |||
5281 | case clang::BuiltinType::ULongLong: | |||
5282 | return lldb::eFormatUnsigned; | |||
5283 | case clang::BuiltinType::LongLong: | |||
5284 | return lldb::eFormatDecimal; | |||
5285 | case clang::BuiltinType::UInt128: | |||
5286 | return lldb::eFormatUnsigned; | |||
5287 | case clang::BuiltinType::Int128: | |||
5288 | return lldb::eFormatDecimal; | |||
5289 | case clang::BuiltinType::Half: | |||
5290 | case clang::BuiltinType::Float: | |||
5291 | case clang::BuiltinType::Double: | |||
5292 | case clang::BuiltinType::LongDouble: | |||
5293 | return lldb::eFormatFloat; | |||
5294 | default: | |||
5295 | return lldb::eFormatHex; | |||
5296 | } | |||
5297 | break; | |||
5298 | case clang::Type::ObjCObjectPointer: | |||
5299 | return lldb::eFormatHex; | |||
5300 | case clang::Type::BlockPointer: | |||
5301 | return lldb::eFormatHex; | |||
5302 | case clang::Type::Pointer: | |||
5303 | return lldb::eFormatHex; | |||
5304 | case clang::Type::LValueReference: | |||
5305 | case clang::Type::RValueReference: | |||
5306 | return lldb::eFormatHex; | |||
5307 | case clang::Type::MemberPointer: | |||
5308 | break; | |||
5309 | case clang::Type::Complex: { | |||
5310 | if (qual_type->isComplexType()) | |||
5311 | return lldb::eFormatComplex; | |||
5312 | else | |||
5313 | return lldb::eFormatComplexInteger; | |||
5314 | } | |||
5315 | case clang::Type::ObjCInterface: | |||
5316 | break; | |||
5317 | case clang::Type::Record: | |||
5318 | break; | |||
5319 | case clang::Type::Enum: | |||
5320 | return lldb::eFormatEnum; | |||
5321 | case clang::Type::Typedef: | |||
5322 | return CompilerType(getASTContext(), | |||
5323 | llvm::cast<clang::TypedefType>(qual_type) | |||
5324 | ->getDecl() | |||
5325 | ->getUnderlyingType()) | |||
5326 | .GetFormat(); | |||
5327 | case clang::Type::Auto: | |||
5328 | return CompilerType(getASTContext(), | |||
5329 | llvm::cast<clang::AutoType>(qual_type)->desugar()) | |||
5330 | .GetFormat(); | |||
5331 | case clang::Type::Paren: | |||
5332 | return CompilerType(getASTContext(), | |||
5333 | llvm::cast<clang::ParenType>(qual_type)->desugar()) | |||
5334 | .GetFormat(); | |||
5335 | case clang::Type::Elaborated: | |||
5336 | return CompilerType( | |||
5337 | getASTContext(), | |||
5338 | llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()) | |||
5339 | .GetFormat(); | |||
5340 | case clang::Type::TypeOfExpr: | |||
5341 | return CompilerType(getASTContext(), | |||
5342 | llvm::cast<clang::TypeOfExprType>(qual_type) | |||
5343 | ->getUnderlyingExpr() | |||
5344 | ->getType()) | |||
5345 | .GetFormat(); | |||
5346 | case clang::Type::TypeOf: | |||
5347 | return CompilerType( | |||
5348 | getASTContext(), | |||
5349 | llvm::cast<clang::TypeOfType>(qual_type)->getUnderlyingType()) | |||
5350 | .GetFormat(); | |||
5351 | case clang::Type::Decltype: | |||
5352 | return CompilerType( | |||
5353 | getASTContext(), | |||
5354 | llvm::cast<clang::DecltypeType>(qual_type)->getUnderlyingType()) | |||
5355 | .GetFormat(); | |||
5356 | case clang::Type::DependentSizedArray: | |||
5357 | case clang::Type::DependentSizedExtVector: | |||
5358 | case clang::Type::UnresolvedUsing: | |||
5359 | case clang::Type::Attributed: | |||
5360 | case clang::Type::TemplateTypeParm: | |||
5361 | case clang::Type::SubstTemplateTypeParm: | |||
5362 | case clang::Type::SubstTemplateTypeParmPack: | |||
5363 | case clang::Type::InjectedClassName: | |||
5364 | case clang::Type::DependentName: | |||
5365 | case clang::Type::DependentTemplateSpecialization: | |||
5366 | case clang::Type::PackExpansion: | |||
5367 | case clang::Type::ObjCObject: | |||
5368 | ||||
5369 | case clang::Type::TemplateSpecialization: | |||
5370 | case clang::Type::DeducedTemplateSpecialization: | |||
5371 | case clang::Type::Atomic: | |||
5372 | case clang::Type::Adjusted: | |||
5373 | case clang::Type::Pipe: | |||
5374 | break; | |||
5375 | ||||
5376 | // pointer type decayed from an array or function type. | |||
5377 | case clang::Type::Decayed: | |||
5378 | break; | |||
5379 | case clang::Type::ObjCTypeParam: | |||
5380 | break; | |||
5381 | ||||
5382 | case clang::Type::DependentAddressSpace: | |||
5383 | break; | |||
5384 | } | |||
5385 | // We don't know hot to display this type... | |||
5386 | return lldb::eFormatBytes; | |||
5387 | } | |||
5388 | ||||
5389 | static bool ObjCDeclHasIVars(clang::ObjCInterfaceDecl *class_interface_decl, | |||
5390 | bool check_superclass) { | |||
5391 | while (class_interface_decl) { | |||
5392 | if (class_interface_decl->ivar_size() > 0) | |||
5393 | return true; | |||
5394 | ||||
5395 | if (check_superclass) | |||
5396 | class_interface_decl = class_interface_decl->getSuperClass(); | |||
5397 | else | |||
5398 | break; | |||
5399 | } | |||
5400 | return false; | |||
5401 | } | |||
5402 | ||||
5403 | uint32_t ClangASTContext::GetNumChildren(lldb::opaque_compiler_type_t type, | |||
5404 | bool omit_empty_base_classes) { | |||
5405 | if (!type) | |||
5406 | return 0; | |||
5407 | ||||
5408 | uint32_t num_children = 0; | |||
5409 | clang::QualType qual_type(GetQualType(type)); | |||
5410 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
5411 | switch (type_class) { | |||
5412 | case clang::Type::Builtin: | |||
5413 | switch (llvm::cast<clang::BuiltinType>(qual_type)->getKind()) { | |||
5414 | case clang::BuiltinType::ObjCId: // child is Class | |||
5415 | case clang::BuiltinType::ObjCClass: // child is Class | |||
5416 | num_children = 1; | |||
5417 | break; | |||
5418 | ||||
5419 | default: | |||
5420 | break; | |||
5421 | } | |||
5422 | break; | |||
5423 | ||||
5424 | case clang::Type::Complex: | |||
5425 | return 0; | |||
5426 | ||||
5427 | case clang::Type::Record: | |||
5428 | if (GetCompleteQualType(getASTContext(), qual_type)) { | |||
5429 | const clang::RecordType *record_type = | |||
5430 | llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
5431 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
5432 | assert(record_decl)((record_decl) ? static_cast<void> (0) : __assert_fail ( "record_decl", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 5432, __PRETTY_FUNCTION__)); | |||
5433 | const clang::CXXRecordDecl *cxx_record_decl = | |||
5434 | llvm::dyn_cast<clang::CXXRecordDecl>(record_decl); | |||
5435 | if (cxx_record_decl) { | |||
5436 | if (omit_empty_base_classes) { | |||
5437 | // Check each base classes to see if it or any of its base classes | |||
5438 | // contain any fields. This can help limit the noise in variable | |||
5439 | // views by not having to show base classes that contain no members. | |||
5440 | clang::CXXRecordDecl::base_class_const_iterator base_class, | |||
5441 | base_class_end; | |||
5442 | for (base_class = cxx_record_decl->bases_begin(), | |||
5443 | base_class_end = cxx_record_decl->bases_end(); | |||
5444 | base_class != base_class_end; ++base_class) { | |||
5445 | const clang::CXXRecordDecl *base_class_decl = | |||
5446 | llvm::cast<clang::CXXRecordDecl>( | |||
5447 | base_class->getType() | |||
5448 | ->getAs<clang::RecordType>() | |||
5449 | ->getDecl()); | |||
5450 | ||||
5451 | // Skip empty base classes | |||
5452 | if (ClangASTContext::RecordHasFields(base_class_decl) == false) | |||
5453 | continue; | |||
5454 | ||||
5455 | num_children++; | |||
5456 | } | |||
5457 | } else { | |||
5458 | // Include all base classes | |||
5459 | num_children += cxx_record_decl->getNumBases(); | |||
5460 | } | |||
5461 | } | |||
5462 | clang::RecordDecl::field_iterator field, field_end; | |||
5463 | for (field = record_decl->field_begin(), | |||
5464 | field_end = record_decl->field_end(); | |||
5465 | field != field_end; ++field) | |||
5466 | ++num_children; | |||
5467 | } | |||
5468 | break; | |||
5469 | ||||
5470 | case clang::Type::ObjCObject: | |||
5471 | case clang::Type::ObjCInterface: | |||
5472 | if (GetCompleteQualType(getASTContext(), qual_type)) { | |||
5473 | const clang::ObjCObjectType *objc_class_type = | |||
5474 | llvm::dyn_cast<clang::ObjCObjectType>(qual_type.getTypePtr()); | |||
5475 | assert(objc_class_type)((objc_class_type) ? static_cast<void> (0) : __assert_fail ("objc_class_type", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 5475, __PRETTY_FUNCTION__)); | |||
5476 | if (objc_class_type) { | |||
5477 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
5478 | objc_class_type->getInterface(); | |||
5479 | ||||
5480 | if (class_interface_decl) { | |||
5481 | ||||
5482 | clang::ObjCInterfaceDecl *superclass_interface_decl = | |||
5483 | class_interface_decl->getSuperClass(); | |||
5484 | if (superclass_interface_decl) { | |||
5485 | if (omit_empty_base_classes) { | |||
5486 | if (ObjCDeclHasIVars(superclass_interface_decl, true)) | |||
5487 | ++num_children; | |||
5488 | } else | |||
5489 | ++num_children; | |||
5490 | } | |||
5491 | ||||
5492 | num_children += class_interface_decl->ivar_size(); | |||
5493 | } | |||
5494 | } | |||
5495 | } | |||
5496 | break; | |||
5497 | ||||
5498 | case clang::Type::ObjCObjectPointer: { | |||
5499 | const clang::ObjCObjectPointerType *pointer_type = | |||
5500 | llvm::cast<clang::ObjCObjectPointerType>(qual_type.getTypePtr()); | |||
5501 | clang::QualType pointee_type = pointer_type->getPointeeType(); | |||
5502 | uint32_t num_pointee_children = | |||
5503 | CompilerType(getASTContext(), pointee_type) | |||
5504 | .GetNumChildren(omit_empty_base_classes); | |||
5505 | // If this type points to a simple type, then it has 1 child | |||
5506 | if (num_pointee_children == 0) | |||
5507 | num_children = 1; | |||
5508 | else | |||
5509 | num_children = num_pointee_children; | |||
5510 | } break; | |||
5511 | ||||
5512 | case clang::Type::Vector: | |||
5513 | case clang::Type::ExtVector: | |||
5514 | num_children = | |||
5515 | llvm::cast<clang::VectorType>(qual_type.getTypePtr())->getNumElements(); | |||
5516 | break; | |||
5517 | ||||
5518 | case clang::Type::ConstantArray: | |||
5519 | num_children = llvm::cast<clang::ConstantArrayType>(qual_type.getTypePtr()) | |||
5520 | ->getSize() | |||
5521 | .getLimitedValue(); | |||
5522 | break; | |||
5523 | ||||
5524 | case clang::Type::Pointer: { | |||
5525 | const clang::PointerType *pointer_type = | |||
5526 | llvm::cast<clang::PointerType>(qual_type.getTypePtr()); | |||
5527 | clang::QualType pointee_type(pointer_type->getPointeeType()); | |||
5528 | uint32_t num_pointee_children = | |||
5529 | CompilerType(getASTContext(), pointee_type) | |||
5530 | .GetNumChildren(omit_empty_base_classes); | |||
5531 | if (num_pointee_children == 0) { | |||
5532 | // We have a pointer to a pointee type that claims it has no children. We | |||
5533 | // will want to look at | |||
5534 | num_children = GetNumPointeeChildren(pointee_type); | |||
5535 | } else | |||
5536 | num_children = num_pointee_children; | |||
5537 | } break; | |||
5538 | ||||
5539 | case clang::Type::LValueReference: | |||
5540 | case clang::Type::RValueReference: { | |||
5541 | const clang::ReferenceType *reference_type = | |||
5542 | llvm::cast<clang::ReferenceType>(qual_type.getTypePtr()); | |||
5543 | clang::QualType pointee_type = reference_type->getPointeeType(); | |||
5544 | uint32_t num_pointee_children = | |||
5545 | CompilerType(getASTContext(), pointee_type) | |||
5546 | .GetNumChildren(omit_empty_base_classes); | |||
5547 | // If this type points to a simple type, then it has 1 child | |||
5548 | if (num_pointee_children == 0) | |||
5549 | num_children = 1; | |||
5550 | else | |||
5551 | num_children = num_pointee_children; | |||
5552 | } break; | |||
5553 | ||||
5554 | case clang::Type::Typedef: | |||
5555 | num_children = | |||
5556 | CompilerType(getASTContext(), llvm::cast<clang::TypedefType>(qual_type) | |||
5557 | ->getDecl() | |||
5558 | ->getUnderlyingType()) | |||
5559 | .GetNumChildren(omit_empty_base_classes); | |||
5560 | break; | |||
5561 | ||||
5562 | case clang::Type::Auto: | |||
5563 | num_children = | |||
5564 | CompilerType(getASTContext(), | |||
5565 | llvm::cast<clang::AutoType>(qual_type)->getDeducedType()) | |||
5566 | .GetNumChildren(omit_empty_base_classes); | |||
5567 | break; | |||
5568 | ||||
5569 | case clang::Type::Elaborated: | |||
5570 | num_children = | |||
5571 | CompilerType( | |||
5572 | getASTContext(), | |||
5573 | llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()) | |||
5574 | .GetNumChildren(omit_empty_base_classes); | |||
5575 | break; | |||
5576 | ||||
5577 | case clang::Type::Paren: | |||
5578 | num_children = | |||
5579 | CompilerType(getASTContext(), | |||
5580 | llvm::cast<clang::ParenType>(qual_type)->desugar()) | |||
5581 | .GetNumChildren(omit_empty_base_classes); | |||
5582 | break; | |||
5583 | default: | |||
5584 | break; | |||
5585 | } | |||
5586 | return num_children; | |||
5587 | } | |||
5588 | ||||
5589 | CompilerType ClangASTContext::GetBuiltinTypeByName(const ConstString &name) { | |||
5590 | return GetBasicType(GetBasicTypeEnumeration(name)); | |||
5591 | } | |||
5592 | ||||
5593 | lldb::BasicType | |||
5594 | ClangASTContext::GetBasicTypeEnumeration(lldb::opaque_compiler_type_t type) { | |||
5595 | if (type) { | |||
5596 | clang::QualType qual_type(GetQualType(type)); | |||
5597 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
5598 | if (type_class == clang::Type::Builtin) { | |||
5599 | switch (llvm::cast<clang::BuiltinType>(qual_type)->getKind()) { | |||
5600 | case clang::BuiltinType::Void: | |||
5601 | return eBasicTypeVoid; | |||
5602 | case clang::BuiltinType::Bool: | |||
5603 | return eBasicTypeBool; | |||
5604 | case clang::BuiltinType::Char_S: | |||
5605 | return eBasicTypeSignedChar; | |||
5606 | case clang::BuiltinType::Char_U: | |||
5607 | return eBasicTypeUnsignedChar; | |||
5608 | case clang::BuiltinType::Char16: | |||
5609 | return eBasicTypeChar16; | |||
5610 | case clang::BuiltinType::Char32: | |||
5611 | return eBasicTypeChar32; | |||
5612 | case clang::BuiltinType::UChar: | |||
5613 | return eBasicTypeUnsignedChar; | |||
5614 | case clang::BuiltinType::SChar: | |||
5615 | return eBasicTypeSignedChar; | |||
5616 | case clang::BuiltinType::WChar_S: | |||
5617 | return eBasicTypeSignedWChar; | |||
5618 | case clang::BuiltinType::WChar_U: | |||
5619 | return eBasicTypeUnsignedWChar; | |||
5620 | case clang::BuiltinType::Short: | |||
5621 | return eBasicTypeShort; | |||
5622 | case clang::BuiltinType::UShort: | |||
5623 | return eBasicTypeUnsignedShort; | |||
5624 | case clang::BuiltinType::Int: | |||
5625 | return eBasicTypeInt; | |||
5626 | case clang::BuiltinType::UInt: | |||
5627 | return eBasicTypeUnsignedInt; | |||
5628 | case clang::BuiltinType::Long: | |||
5629 | return eBasicTypeLong; | |||
5630 | case clang::BuiltinType::ULong: | |||
5631 | return eBasicTypeUnsignedLong; | |||
5632 | case clang::BuiltinType::LongLong: | |||
5633 | return eBasicTypeLongLong; | |||
5634 | case clang::BuiltinType::ULongLong: | |||
5635 | return eBasicTypeUnsignedLongLong; | |||
5636 | case clang::BuiltinType::Int128: | |||
5637 | return eBasicTypeInt128; | |||
5638 | case clang::BuiltinType::UInt128: | |||
5639 | return eBasicTypeUnsignedInt128; | |||
5640 | ||||
5641 | case clang::BuiltinType::Half: | |||
5642 | return eBasicTypeHalf; | |||
5643 | case clang::BuiltinType::Float: | |||
5644 | return eBasicTypeFloat; | |||
5645 | case clang::BuiltinType::Double: | |||
5646 | return eBasicTypeDouble; | |||
5647 | case clang::BuiltinType::LongDouble: | |||
5648 | return eBasicTypeLongDouble; | |||
5649 | ||||
5650 | case clang::BuiltinType::NullPtr: | |||
5651 | return eBasicTypeNullPtr; | |||
5652 | case clang::BuiltinType::ObjCId: | |||
5653 | return eBasicTypeObjCID; | |||
5654 | case clang::BuiltinType::ObjCClass: | |||
5655 | return eBasicTypeObjCClass; | |||
5656 | case clang::BuiltinType::ObjCSel: | |||
5657 | return eBasicTypeObjCSel; | |||
5658 | default: | |||
5659 | return eBasicTypeOther; | |||
5660 | } | |||
5661 | } | |||
5662 | } | |||
5663 | return eBasicTypeInvalid; | |||
5664 | } | |||
5665 | ||||
5666 | void ClangASTContext::ForEachEnumerator( | |||
5667 | lldb::opaque_compiler_type_t type, | |||
5668 | std::function<bool(const CompilerType &integer_type, | |||
5669 | const ConstString &name, | |||
5670 | const llvm::APSInt &value)> const &callback) { | |||
5671 | const clang::EnumType *enum_type = | |||
5672 | llvm::dyn_cast<clang::EnumType>(GetCanonicalQualType(type)); | |||
5673 | if (enum_type) { | |||
5674 | const clang::EnumDecl *enum_decl = enum_type->getDecl(); | |||
5675 | if (enum_decl) { | |||
5676 | CompilerType integer_type(this, | |||
5677 | enum_decl->getIntegerType().getAsOpaquePtr()); | |||
5678 | ||||
5679 | clang::EnumDecl::enumerator_iterator enum_pos, enum_end_pos; | |||
5680 | for (enum_pos = enum_decl->enumerator_begin(), | |||
5681 | enum_end_pos = enum_decl->enumerator_end(); | |||
5682 | enum_pos != enum_end_pos; ++enum_pos) { | |||
5683 | ConstString name(enum_pos->getNameAsString().c_str()); | |||
5684 | if (!callback(integer_type, name, enum_pos->getInitVal())) | |||
5685 | break; | |||
5686 | } | |||
5687 | } | |||
5688 | } | |||
5689 | } | |||
5690 | ||||
5691 | #pragma mark Aggregate Types | |||
5692 | ||||
5693 | uint32_t ClangASTContext::GetNumFields(lldb::opaque_compiler_type_t type) { | |||
5694 | if (!type) | |||
5695 | return 0; | |||
5696 | ||||
5697 | uint32_t count = 0; | |||
5698 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
5699 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
5700 | switch (type_class) { | |||
5701 | case clang::Type::Record: | |||
5702 | if (GetCompleteType(type)) { | |||
5703 | const clang::RecordType *record_type = | |||
5704 | llvm::dyn_cast<clang::RecordType>(qual_type.getTypePtr()); | |||
5705 | if (record_type) { | |||
5706 | clang::RecordDecl *record_decl = record_type->getDecl(); | |||
5707 | if (record_decl) { | |||
5708 | uint32_t field_idx = 0; | |||
5709 | clang::RecordDecl::field_iterator field, field_end; | |||
5710 | for (field = record_decl->field_begin(), | |||
5711 | field_end = record_decl->field_end(); | |||
5712 | field != field_end; ++field) | |||
5713 | ++field_idx; | |||
5714 | count = field_idx; | |||
5715 | } | |||
5716 | } | |||
5717 | } | |||
5718 | break; | |||
5719 | ||||
5720 | case clang::Type::Typedef: | |||
5721 | count = | |||
5722 | CompilerType(getASTContext(), llvm::cast<clang::TypedefType>(qual_type) | |||
5723 | ->getDecl() | |||
5724 | ->getUnderlyingType()) | |||
5725 | .GetNumFields(); | |||
5726 | break; | |||
5727 | ||||
5728 | case clang::Type::Auto: | |||
5729 | count = | |||
5730 | CompilerType(getASTContext(), | |||
5731 | llvm::cast<clang::AutoType>(qual_type)->getDeducedType()) | |||
5732 | .GetNumFields(); | |||
5733 | break; | |||
5734 | ||||
5735 | case clang::Type::Elaborated: | |||
5736 | count = CompilerType( | |||
5737 | getASTContext(), | |||
5738 | llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()) | |||
5739 | .GetNumFields(); | |||
5740 | break; | |||
5741 | ||||
5742 | case clang::Type::Paren: | |||
5743 | count = CompilerType(getASTContext(), | |||
5744 | llvm::cast<clang::ParenType>(qual_type)->desugar()) | |||
5745 | .GetNumFields(); | |||
5746 | break; | |||
5747 | ||||
5748 | case clang::Type::ObjCObjectPointer: { | |||
5749 | const clang::ObjCObjectPointerType *objc_class_type = | |||
5750 | qual_type->getAs<clang::ObjCObjectPointerType>(); | |||
5751 | const clang::ObjCInterfaceType *objc_interface_type = | |||
5752 | objc_class_type->getInterfaceType(); | |||
5753 | if (objc_interface_type && | |||
5754 | GetCompleteType(static_cast<lldb::opaque_compiler_type_t>( | |||
5755 | const_cast<clang::ObjCInterfaceType *>(objc_interface_type)))) { | |||
5756 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
5757 | objc_interface_type->getDecl(); | |||
5758 | if (class_interface_decl) { | |||
5759 | count = class_interface_decl->ivar_size(); | |||
5760 | } | |||
5761 | } | |||
5762 | break; | |||
5763 | } | |||
5764 | ||||
5765 | case clang::Type::ObjCObject: | |||
5766 | case clang::Type::ObjCInterface: | |||
5767 | if (GetCompleteType(type)) { | |||
5768 | const clang::ObjCObjectType *objc_class_type = | |||
5769 | llvm::dyn_cast<clang::ObjCObjectType>(qual_type.getTypePtr()); | |||
5770 | if (objc_class_type) { | |||
5771 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
5772 | objc_class_type->getInterface(); | |||
5773 | ||||
5774 | if (class_interface_decl) | |||
5775 | count = class_interface_decl->ivar_size(); | |||
5776 | } | |||
5777 | } | |||
5778 | break; | |||
5779 | ||||
5780 | default: | |||
5781 | break; | |||
5782 | } | |||
5783 | return count; | |||
5784 | } | |||
5785 | ||||
5786 | static lldb::opaque_compiler_type_t | |||
5787 | GetObjCFieldAtIndex(clang::ASTContext *ast, | |||
5788 | clang::ObjCInterfaceDecl *class_interface_decl, size_t idx, | |||
5789 | std::string &name, uint64_t *bit_offset_ptr, | |||
5790 | uint32_t *bitfield_bit_size_ptr, bool *is_bitfield_ptr) { | |||
5791 | if (class_interface_decl) { | |||
5792 | if (idx < (class_interface_decl->ivar_size())) { | |||
5793 | clang::ObjCInterfaceDecl::ivar_iterator ivar_pos, | |||
5794 | ivar_end = class_interface_decl->ivar_end(); | |||
5795 | uint32_t ivar_idx = 0; | |||
5796 | ||||
5797 | for (ivar_pos = class_interface_decl->ivar_begin(); ivar_pos != ivar_end; | |||
5798 | ++ivar_pos, ++ivar_idx) { | |||
5799 | if (ivar_idx == idx) { | |||
5800 | const clang::ObjCIvarDecl *ivar_decl = *ivar_pos; | |||
5801 | ||||
5802 | clang::QualType ivar_qual_type(ivar_decl->getType()); | |||
5803 | ||||
5804 | name.assign(ivar_decl->getNameAsString()); | |||
5805 | ||||
5806 | if (bit_offset_ptr) { | |||
5807 | const clang::ASTRecordLayout &interface_layout = | |||
5808 | ast->getASTObjCInterfaceLayout(class_interface_decl); | |||
5809 | *bit_offset_ptr = interface_layout.getFieldOffset(ivar_idx); | |||
5810 | } | |||
5811 | ||||
5812 | const bool is_bitfield = ivar_pos->isBitField(); | |||
5813 | ||||
5814 | if (bitfield_bit_size_ptr) { | |||
5815 | *bitfield_bit_size_ptr = 0; | |||
5816 | ||||
5817 | if (is_bitfield && ast) { | |||
5818 | clang::Expr *bitfield_bit_size_expr = ivar_pos->getBitWidth(); | |||
5819 | llvm::APSInt bitfield_apsint; | |||
5820 | if (bitfield_bit_size_expr && | |||
5821 | bitfield_bit_size_expr->EvaluateAsInt(bitfield_apsint, | |||
5822 | *ast)) { | |||
5823 | *bitfield_bit_size_ptr = bitfield_apsint.getLimitedValue(); | |||
5824 | } | |||
5825 | } | |||
5826 | } | |||
5827 | if (is_bitfield_ptr) | |||
5828 | *is_bitfield_ptr = is_bitfield; | |||
5829 | ||||
5830 | return ivar_qual_type.getAsOpaquePtr(); | |||
5831 | } | |||
5832 | } | |||
5833 | } | |||
5834 | } | |||
5835 | return nullptr; | |||
5836 | } | |||
5837 | ||||
5838 | CompilerType ClangASTContext::GetFieldAtIndex(lldb::opaque_compiler_type_t type, | |||
5839 | size_t idx, std::string &name, | |||
5840 | uint64_t *bit_offset_ptr, | |||
5841 | uint32_t *bitfield_bit_size_ptr, | |||
5842 | bool *is_bitfield_ptr) { | |||
5843 | if (!type) | |||
5844 | return CompilerType(); | |||
5845 | ||||
5846 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
5847 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
5848 | switch (type_class) { | |||
5849 | case clang::Type::Record: | |||
5850 | if (GetCompleteType(type)) { | |||
5851 | const clang::RecordType *record_type = | |||
5852 | llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
5853 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
5854 | uint32_t field_idx = 0; | |||
5855 | clang::RecordDecl::field_iterator field, field_end; | |||
5856 | for (field = record_decl->field_begin(), | |||
5857 | field_end = record_decl->field_end(); | |||
5858 | field != field_end; ++field, ++field_idx) { | |||
5859 | if (idx == field_idx) { | |||
5860 | // Print the member type if requested | |||
5861 | // Print the member name and equal sign | |||
5862 | name.assign(field->getNameAsString()); | |||
5863 | ||||
5864 | // Figure out the type byte size (field_type_info.first) and | |||
5865 | // alignment (field_type_info.second) from the AST context. | |||
5866 | if (bit_offset_ptr) { | |||
5867 | const clang::ASTRecordLayout &record_layout = | |||
5868 | getASTContext()->getASTRecordLayout(record_decl); | |||
5869 | *bit_offset_ptr = record_layout.getFieldOffset(field_idx); | |||
5870 | } | |||
5871 | ||||
5872 | const bool is_bitfield = field->isBitField(); | |||
5873 | ||||
5874 | if (bitfield_bit_size_ptr) { | |||
5875 | *bitfield_bit_size_ptr = 0; | |||
5876 | ||||
5877 | if (is_bitfield) { | |||
5878 | clang::Expr *bitfield_bit_size_expr = field->getBitWidth(); | |||
5879 | llvm::APSInt bitfield_apsint; | |||
5880 | if (bitfield_bit_size_expr && | |||
5881 | bitfield_bit_size_expr->EvaluateAsInt(bitfield_apsint, | |||
5882 | *getASTContext())) { | |||
5883 | *bitfield_bit_size_ptr = bitfield_apsint.getLimitedValue(); | |||
5884 | } | |||
5885 | } | |||
5886 | } | |||
5887 | if (is_bitfield_ptr) | |||
5888 | *is_bitfield_ptr = is_bitfield; | |||
5889 | ||||
5890 | return CompilerType(getASTContext(), field->getType()); | |||
5891 | } | |||
5892 | } | |||
5893 | } | |||
5894 | break; | |||
5895 | ||||
5896 | case clang::Type::ObjCObjectPointer: { | |||
5897 | const clang::ObjCObjectPointerType *objc_class_type = | |||
5898 | qual_type->getAs<clang::ObjCObjectPointerType>(); | |||
5899 | const clang::ObjCInterfaceType *objc_interface_type = | |||
5900 | objc_class_type->getInterfaceType(); | |||
5901 | if (objc_interface_type && | |||
5902 | GetCompleteType(static_cast<lldb::opaque_compiler_type_t>( | |||
5903 | const_cast<clang::ObjCInterfaceType *>(objc_interface_type)))) { | |||
5904 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
5905 | objc_interface_type->getDecl(); | |||
5906 | if (class_interface_decl) { | |||
5907 | return CompilerType( | |||
5908 | this, GetObjCFieldAtIndex(getASTContext(), class_interface_decl, | |||
5909 | idx, name, bit_offset_ptr, | |||
5910 | bitfield_bit_size_ptr, is_bitfield_ptr)); | |||
5911 | } | |||
5912 | } | |||
5913 | break; | |||
5914 | } | |||
5915 | ||||
5916 | case clang::Type::ObjCObject: | |||
5917 | case clang::Type::ObjCInterface: | |||
5918 | if (GetCompleteType(type)) { | |||
5919 | const clang::ObjCObjectType *objc_class_type = | |||
5920 | llvm::dyn_cast<clang::ObjCObjectType>(qual_type.getTypePtr()); | |||
5921 | assert(objc_class_type)((objc_class_type) ? static_cast<void> (0) : __assert_fail ("objc_class_type", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 5921, __PRETTY_FUNCTION__)); | |||
5922 | if (objc_class_type) { | |||
5923 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
5924 | objc_class_type->getInterface(); | |||
5925 | return CompilerType( | |||
5926 | this, GetObjCFieldAtIndex(getASTContext(), class_interface_decl, | |||
5927 | idx, name, bit_offset_ptr, | |||
5928 | bitfield_bit_size_ptr, is_bitfield_ptr)); | |||
5929 | } | |||
5930 | } | |||
5931 | break; | |||
5932 | ||||
5933 | case clang::Type::Typedef: | |||
5934 | return CompilerType(getASTContext(), | |||
5935 | llvm::cast<clang::TypedefType>(qual_type) | |||
5936 | ->getDecl() | |||
5937 | ->getUnderlyingType()) | |||
5938 | .GetFieldAtIndex(idx, name, bit_offset_ptr, bitfield_bit_size_ptr, | |||
5939 | is_bitfield_ptr); | |||
5940 | ||||
5941 | case clang::Type::Auto: | |||
5942 | return CompilerType( | |||
5943 | getASTContext(), | |||
5944 | llvm::cast<clang::AutoType>(qual_type)->getDeducedType()) | |||
5945 | .GetFieldAtIndex(idx, name, bit_offset_ptr, bitfield_bit_size_ptr, | |||
5946 | is_bitfield_ptr); | |||
5947 | ||||
5948 | case clang::Type::Elaborated: | |||
5949 | return CompilerType( | |||
5950 | getASTContext(), | |||
5951 | llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()) | |||
5952 | .GetFieldAtIndex(idx, name, bit_offset_ptr, bitfield_bit_size_ptr, | |||
5953 | is_bitfield_ptr); | |||
5954 | ||||
5955 | case clang::Type::Paren: | |||
5956 | return CompilerType(getASTContext(), | |||
5957 | llvm::cast<clang::ParenType>(qual_type)->desugar()) | |||
5958 | .GetFieldAtIndex(idx, name, bit_offset_ptr, bitfield_bit_size_ptr, | |||
5959 | is_bitfield_ptr); | |||
5960 | ||||
5961 | default: | |||
5962 | break; | |||
5963 | } | |||
5964 | return CompilerType(); | |||
5965 | } | |||
5966 | ||||
5967 | uint32_t | |||
5968 | ClangASTContext::GetNumDirectBaseClasses(lldb::opaque_compiler_type_t type) { | |||
5969 | uint32_t count = 0; | |||
5970 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
5971 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
5972 | switch (type_class) { | |||
5973 | case clang::Type::Record: | |||
5974 | if (GetCompleteType(type)) { | |||
5975 | const clang::CXXRecordDecl *cxx_record_decl = | |||
5976 | qual_type->getAsCXXRecordDecl(); | |||
5977 | if (cxx_record_decl) | |||
5978 | count = cxx_record_decl->getNumBases(); | |||
5979 | } | |||
5980 | break; | |||
5981 | ||||
5982 | case clang::Type::ObjCObjectPointer: | |||
5983 | count = GetPointeeType(type).GetNumDirectBaseClasses(); | |||
5984 | break; | |||
5985 | ||||
5986 | case clang::Type::ObjCObject: | |||
5987 | if (GetCompleteType(type)) { | |||
5988 | const clang::ObjCObjectType *objc_class_type = | |||
5989 | qual_type->getAsObjCQualifiedInterfaceType(); | |||
5990 | if (objc_class_type) { | |||
5991 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
5992 | objc_class_type->getInterface(); | |||
5993 | ||||
5994 | if (class_interface_decl && class_interface_decl->getSuperClass()) | |||
5995 | count = 1; | |||
5996 | } | |||
5997 | } | |||
5998 | break; | |||
5999 | case clang::Type::ObjCInterface: | |||
6000 | if (GetCompleteType(type)) { | |||
6001 | const clang::ObjCInterfaceType *objc_interface_type = | |||
6002 | qual_type->getAs<clang::ObjCInterfaceType>(); | |||
6003 | if (objc_interface_type) { | |||
6004 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
6005 | objc_interface_type->getInterface(); | |||
6006 | ||||
6007 | if (class_interface_decl && class_interface_decl->getSuperClass()) | |||
6008 | count = 1; | |||
6009 | } | |||
6010 | } | |||
6011 | break; | |||
6012 | ||||
6013 | case clang::Type::Typedef: | |||
6014 | count = GetNumDirectBaseClasses(llvm::cast<clang::TypedefType>(qual_type) | |||
6015 | ->getDecl() | |||
6016 | ->getUnderlyingType() | |||
6017 | .getAsOpaquePtr()); | |||
6018 | break; | |||
6019 | ||||
6020 | case clang::Type::Auto: | |||
6021 | count = GetNumDirectBaseClasses(llvm::cast<clang::AutoType>(qual_type) | |||
6022 | ->getDeducedType() | |||
6023 | .getAsOpaquePtr()); | |||
6024 | break; | |||
6025 | ||||
6026 | case clang::Type::Elaborated: | |||
6027 | count = GetNumDirectBaseClasses(llvm::cast<clang::ElaboratedType>(qual_type) | |||
6028 | ->getNamedType() | |||
6029 | .getAsOpaquePtr()); | |||
6030 | break; | |||
6031 | ||||
6032 | case clang::Type::Paren: | |||
6033 | return GetNumDirectBaseClasses( | |||
6034 | llvm::cast<clang::ParenType>(qual_type)->desugar().getAsOpaquePtr()); | |||
6035 | ||||
6036 | default: | |||
6037 | break; | |||
6038 | } | |||
6039 | return count; | |||
6040 | } | |||
6041 | ||||
6042 | uint32_t | |||
6043 | ClangASTContext::GetNumVirtualBaseClasses(lldb::opaque_compiler_type_t type) { | |||
6044 | uint32_t count = 0; | |||
6045 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
6046 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
6047 | switch (type_class) { | |||
6048 | case clang::Type::Record: | |||
6049 | if (GetCompleteType(type)) { | |||
6050 | const clang::CXXRecordDecl *cxx_record_decl = | |||
6051 | qual_type->getAsCXXRecordDecl(); | |||
6052 | if (cxx_record_decl) | |||
6053 | count = cxx_record_decl->getNumVBases(); | |||
6054 | } | |||
6055 | break; | |||
6056 | ||||
6057 | case clang::Type::Typedef: | |||
6058 | count = GetNumVirtualBaseClasses(llvm::cast<clang::TypedefType>(qual_type) | |||
6059 | ->getDecl() | |||
6060 | ->getUnderlyingType() | |||
6061 | .getAsOpaquePtr()); | |||
6062 | break; | |||
6063 | ||||
6064 | case clang::Type::Auto: | |||
6065 | count = GetNumVirtualBaseClasses(llvm::cast<clang::AutoType>(qual_type) | |||
6066 | ->getDeducedType() | |||
6067 | .getAsOpaquePtr()); | |||
6068 | break; | |||
6069 | ||||
6070 | case clang::Type::Elaborated: | |||
6071 | count = | |||
6072 | GetNumVirtualBaseClasses(llvm::cast<clang::ElaboratedType>(qual_type) | |||
6073 | ->getNamedType() | |||
6074 | .getAsOpaquePtr()); | |||
6075 | break; | |||
6076 | ||||
6077 | case clang::Type::Paren: | |||
6078 | count = GetNumVirtualBaseClasses( | |||
6079 | llvm::cast<clang::ParenType>(qual_type)->desugar().getAsOpaquePtr()); | |||
6080 | break; | |||
6081 | ||||
6082 | default: | |||
6083 | break; | |||
6084 | } | |||
6085 | return count; | |||
6086 | } | |||
6087 | ||||
6088 | CompilerType ClangASTContext::GetDirectBaseClassAtIndex( | |||
6089 | lldb::opaque_compiler_type_t type, size_t idx, uint32_t *bit_offset_ptr) { | |||
6090 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
6091 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
6092 | switch (type_class) { | |||
6093 | case clang::Type::Record: | |||
6094 | if (GetCompleteType(type)) { | |||
6095 | const clang::CXXRecordDecl *cxx_record_decl = | |||
6096 | qual_type->getAsCXXRecordDecl(); | |||
6097 | if (cxx_record_decl) { | |||
6098 | uint32_t curr_idx = 0; | |||
6099 | clang::CXXRecordDecl::base_class_const_iterator base_class, | |||
6100 | base_class_end; | |||
6101 | for (base_class = cxx_record_decl->bases_begin(), | |||
6102 | base_class_end = cxx_record_decl->bases_end(); | |||
6103 | base_class != base_class_end; ++base_class, ++curr_idx) { | |||
6104 | if (curr_idx == idx) { | |||
6105 | if (bit_offset_ptr) { | |||
6106 | const clang::ASTRecordLayout &record_layout = | |||
6107 | getASTContext()->getASTRecordLayout(cxx_record_decl); | |||
6108 | const clang::CXXRecordDecl *base_class_decl = | |||
6109 | llvm::cast<clang::CXXRecordDecl>( | |||
6110 | base_class->getType() | |||
6111 | ->getAs<clang::RecordType>() | |||
6112 | ->getDecl()); | |||
6113 | if (base_class->isVirtual()) | |||
6114 | *bit_offset_ptr = | |||
6115 | record_layout.getVBaseClassOffset(base_class_decl) | |||
6116 | .getQuantity() * | |||
6117 | 8; | |||
6118 | else | |||
6119 | *bit_offset_ptr = | |||
6120 | record_layout.getBaseClassOffset(base_class_decl) | |||
6121 | .getQuantity() * | |||
6122 | 8; | |||
6123 | } | |||
6124 | return CompilerType(this, base_class->getType().getAsOpaquePtr()); | |||
6125 | } | |||
6126 | } | |||
6127 | } | |||
6128 | } | |||
6129 | break; | |||
6130 | ||||
6131 | case clang::Type::ObjCObjectPointer: | |||
6132 | return GetPointeeType(type).GetDirectBaseClassAtIndex(idx, bit_offset_ptr); | |||
6133 | ||||
6134 | case clang::Type::ObjCObject: | |||
6135 | if (idx == 0 && GetCompleteType(type)) { | |||
6136 | const clang::ObjCObjectType *objc_class_type = | |||
6137 | qual_type->getAsObjCQualifiedInterfaceType(); | |||
6138 | if (objc_class_type) { | |||
6139 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
6140 | objc_class_type->getInterface(); | |||
6141 | ||||
6142 | if (class_interface_decl) { | |||
6143 | clang::ObjCInterfaceDecl *superclass_interface_decl = | |||
6144 | class_interface_decl->getSuperClass(); | |||
6145 | if (superclass_interface_decl) { | |||
6146 | if (bit_offset_ptr) | |||
6147 | *bit_offset_ptr = 0; | |||
6148 | return CompilerType(getASTContext(), | |||
6149 | getASTContext()->getObjCInterfaceType( | |||
6150 | superclass_interface_decl)); | |||
6151 | } | |||
6152 | } | |||
6153 | } | |||
6154 | } | |||
6155 | break; | |||
6156 | case clang::Type::ObjCInterface: | |||
6157 | if (idx == 0 && GetCompleteType(type)) { | |||
6158 | const clang::ObjCObjectType *objc_interface_type = | |||
6159 | qual_type->getAs<clang::ObjCInterfaceType>(); | |||
6160 | if (objc_interface_type) { | |||
6161 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
6162 | objc_interface_type->getInterface(); | |||
6163 | ||||
6164 | if (class_interface_decl) { | |||
6165 | clang::ObjCInterfaceDecl *superclass_interface_decl = | |||
6166 | class_interface_decl->getSuperClass(); | |||
6167 | if (superclass_interface_decl) { | |||
6168 | if (bit_offset_ptr) | |||
6169 | *bit_offset_ptr = 0; | |||
6170 | return CompilerType(getASTContext(), | |||
6171 | getASTContext()->getObjCInterfaceType( | |||
6172 | superclass_interface_decl)); | |||
6173 | } | |||
6174 | } | |||
6175 | } | |||
6176 | } | |||
6177 | break; | |||
6178 | ||||
6179 | case clang::Type::Typedef: | |||
6180 | return GetDirectBaseClassAtIndex(llvm::cast<clang::TypedefType>(qual_type) | |||
6181 | ->getDecl() | |||
6182 | ->getUnderlyingType() | |||
6183 | .getAsOpaquePtr(), | |||
6184 | idx, bit_offset_ptr); | |||
6185 | ||||
6186 | case clang::Type::Auto: | |||
6187 | return GetDirectBaseClassAtIndex(llvm::cast<clang::AutoType>(qual_type) | |||
6188 | ->getDeducedType() | |||
6189 | .getAsOpaquePtr(), | |||
6190 | idx, bit_offset_ptr); | |||
6191 | ||||
6192 | case clang::Type::Elaborated: | |||
6193 | return GetDirectBaseClassAtIndex( | |||
6194 | llvm::cast<clang::ElaboratedType>(qual_type) | |||
6195 | ->getNamedType() | |||
6196 | .getAsOpaquePtr(), | |||
6197 | idx, bit_offset_ptr); | |||
6198 | ||||
6199 | case clang::Type::Paren: | |||
6200 | return GetDirectBaseClassAtIndex( | |||
6201 | llvm::cast<clang::ParenType>(qual_type)->desugar().getAsOpaquePtr(), | |||
6202 | idx, bit_offset_ptr); | |||
6203 | ||||
6204 | default: | |||
6205 | break; | |||
6206 | } | |||
6207 | return CompilerType(); | |||
6208 | } | |||
6209 | ||||
6210 | CompilerType ClangASTContext::GetVirtualBaseClassAtIndex( | |||
6211 | lldb::opaque_compiler_type_t type, size_t idx, uint32_t *bit_offset_ptr) { | |||
6212 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
6213 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
6214 | switch (type_class) { | |||
6215 | case clang::Type::Record: | |||
6216 | if (GetCompleteType(type)) { | |||
6217 | const clang::CXXRecordDecl *cxx_record_decl = | |||
6218 | qual_type->getAsCXXRecordDecl(); | |||
6219 | if (cxx_record_decl) { | |||
6220 | uint32_t curr_idx = 0; | |||
6221 | clang::CXXRecordDecl::base_class_const_iterator base_class, | |||
6222 | base_class_end; | |||
6223 | for (base_class = cxx_record_decl->vbases_begin(), | |||
6224 | base_class_end = cxx_record_decl->vbases_end(); | |||
6225 | base_class != base_class_end; ++base_class, ++curr_idx) { | |||
6226 | if (curr_idx == idx) { | |||
6227 | if (bit_offset_ptr) { | |||
6228 | const clang::ASTRecordLayout &record_layout = | |||
6229 | getASTContext()->getASTRecordLayout(cxx_record_decl); | |||
6230 | const clang::CXXRecordDecl *base_class_decl = | |||
6231 | llvm::cast<clang::CXXRecordDecl>( | |||
6232 | base_class->getType() | |||
6233 | ->getAs<clang::RecordType>() | |||
6234 | ->getDecl()); | |||
6235 | *bit_offset_ptr = | |||
6236 | record_layout.getVBaseClassOffset(base_class_decl) | |||
6237 | .getQuantity() * | |||
6238 | 8; | |||
6239 | } | |||
6240 | return CompilerType(this, base_class->getType().getAsOpaquePtr()); | |||
6241 | } | |||
6242 | } | |||
6243 | } | |||
6244 | } | |||
6245 | break; | |||
6246 | ||||
6247 | case clang::Type::Typedef: | |||
6248 | return GetVirtualBaseClassAtIndex(llvm::cast<clang::TypedefType>(qual_type) | |||
6249 | ->getDecl() | |||
6250 | ->getUnderlyingType() | |||
6251 | .getAsOpaquePtr(), | |||
6252 | idx, bit_offset_ptr); | |||
6253 | ||||
6254 | case clang::Type::Auto: | |||
6255 | return GetVirtualBaseClassAtIndex(llvm::cast<clang::AutoType>(qual_type) | |||
6256 | ->getDeducedType() | |||
6257 | .getAsOpaquePtr(), | |||
6258 | idx, bit_offset_ptr); | |||
6259 | ||||
6260 | case clang::Type::Elaborated: | |||
6261 | return GetVirtualBaseClassAtIndex( | |||
6262 | llvm::cast<clang::ElaboratedType>(qual_type) | |||
6263 | ->getNamedType() | |||
6264 | .getAsOpaquePtr(), | |||
6265 | idx, bit_offset_ptr); | |||
6266 | ||||
6267 | case clang::Type::Paren: | |||
6268 | return GetVirtualBaseClassAtIndex( | |||
6269 | llvm::cast<clang::ParenType>(qual_type)->desugar().getAsOpaquePtr(), | |||
6270 | idx, bit_offset_ptr); | |||
6271 | ||||
6272 | default: | |||
6273 | break; | |||
6274 | } | |||
6275 | return CompilerType(); | |||
6276 | } | |||
6277 | ||||
6278 | // If a pointer to a pointee type (the clang_type arg) says that it has no | |||
6279 | // children, then we either need to trust it, or override it and return a | |||
6280 | // different result. For example, an "int *" has one child that is an integer, | |||
6281 | // but a function pointer doesn't have any children. Likewise if a Record type | |||
6282 | // claims it has no children, then there really is nothing to show. | |||
6283 | uint32_t ClangASTContext::GetNumPointeeChildren(clang::QualType type) { | |||
6284 | if (type.isNull()) | |||
6285 | return 0; | |||
6286 | ||||
6287 | clang::QualType qual_type(type.getCanonicalType()); | |||
6288 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
6289 | switch (type_class) { | |||
6290 | case clang::Type::Builtin: | |||
6291 | switch (llvm::cast<clang::BuiltinType>(qual_type)->getKind()) { | |||
6292 | case clang::BuiltinType::UnknownAny: | |||
6293 | case clang::BuiltinType::Void: | |||
6294 | case clang::BuiltinType::NullPtr: | |||
6295 | case clang::BuiltinType::OCLEvent: | |||
6296 | case clang::BuiltinType::OCLImage1dRO: | |||
6297 | case clang::BuiltinType::OCLImage1dWO: | |||
6298 | case clang::BuiltinType::OCLImage1dRW: | |||
6299 | case clang::BuiltinType::OCLImage1dArrayRO: | |||
6300 | case clang::BuiltinType::OCLImage1dArrayWO: | |||
6301 | case clang::BuiltinType::OCLImage1dArrayRW: | |||
6302 | case clang::BuiltinType::OCLImage1dBufferRO: | |||
6303 | case clang::BuiltinType::OCLImage1dBufferWO: | |||
6304 | case clang::BuiltinType::OCLImage1dBufferRW: | |||
6305 | case clang::BuiltinType::OCLImage2dRO: | |||
6306 | case clang::BuiltinType::OCLImage2dWO: | |||
6307 | case clang::BuiltinType::OCLImage2dRW: | |||
6308 | case clang::BuiltinType::OCLImage2dArrayRO: | |||
6309 | case clang::BuiltinType::OCLImage2dArrayWO: | |||
6310 | case clang::BuiltinType::OCLImage2dArrayRW: | |||
6311 | case clang::BuiltinType::OCLImage3dRO: | |||
6312 | case clang::BuiltinType::OCLImage3dWO: | |||
6313 | case clang::BuiltinType::OCLImage3dRW: | |||
6314 | case clang::BuiltinType::OCLSampler: | |||
6315 | return 0; | |||
6316 | case clang::BuiltinType::Bool: | |||
6317 | case clang::BuiltinType::Char_U: | |||
6318 | case clang::BuiltinType::UChar: | |||
6319 | case clang::BuiltinType::WChar_U: | |||
6320 | case clang::BuiltinType::Char16: | |||
6321 | case clang::BuiltinType::Char32: | |||
6322 | case clang::BuiltinType::UShort: | |||
6323 | case clang::BuiltinType::UInt: | |||
6324 | case clang::BuiltinType::ULong: | |||
6325 | case clang::BuiltinType::ULongLong: | |||
6326 | case clang::BuiltinType::UInt128: | |||
6327 | case clang::BuiltinType::Char_S: | |||
6328 | case clang::BuiltinType::SChar: | |||
6329 | case clang::BuiltinType::WChar_S: | |||
6330 | case clang::BuiltinType::Short: | |||
6331 | case clang::BuiltinType::Int: | |||
6332 | case clang::BuiltinType::Long: | |||
6333 | case clang::BuiltinType::LongLong: | |||
6334 | case clang::BuiltinType::Int128: | |||
6335 | case clang::BuiltinType::Float: | |||
6336 | case clang::BuiltinType::Double: | |||
6337 | case clang::BuiltinType::LongDouble: | |||
6338 | case clang::BuiltinType::Dependent: | |||
6339 | case clang::BuiltinType::Overload: | |||
6340 | case clang::BuiltinType::ObjCId: | |||
6341 | case clang::BuiltinType::ObjCClass: | |||
6342 | case clang::BuiltinType::ObjCSel: | |||
6343 | case clang::BuiltinType::BoundMember: | |||
6344 | case clang::BuiltinType::Half: | |||
6345 | case clang::BuiltinType::ARCUnbridgedCast: | |||
6346 | case clang::BuiltinType::PseudoObject: | |||
6347 | case clang::BuiltinType::BuiltinFn: | |||
6348 | case clang::BuiltinType::OMPArraySection: | |||
6349 | return 1; | |||
6350 | default: | |||
6351 | return 0; | |||
6352 | } | |||
6353 | break; | |||
6354 | ||||
6355 | case clang::Type::Complex: | |||
6356 | return 1; | |||
6357 | case clang::Type::Pointer: | |||
6358 | return 1; | |||
6359 | case clang::Type::BlockPointer: | |||
6360 | return 0; // If block pointers don't have debug info, then no children for | |||
6361 | // them | |||
6362 | case clang::Type::LValueReference: | |||
6363 | return 1; | |||
6364 | case clang::Type::RValueReference: | |||
6365 | return 1; | |||
6366 | case clang::Type::MemberPointer: | |||
6367 | return 0; | |||
6368 | case clang::Type::ConstantArray: | |||
6369 | return 0; | |||
6370 | case clang::Type::IncompleteArray: | |||
6371 | return 0; | |||
6372 | case clang::Type::VariableArray: | |||
6373 | return 0; | |||
6374 | case clang::Type::DependentSizedArray: | |||
6375 | return 0; | |||
6376 | case clang::Type::DependentSizedExtVector: | |||
6377 | return 0; | |||
6378 | case clang::Type::Vector: | |||
6379 | return 0; | |||
6380 | case clang::Type::ExtVector: | |||
6381 | return 0; | |||
6382 | case clang::Type::FunctionProto: | |||
6383 | return 0; // When we function pointers, they have no children... | |||
6384 | case clang::Type::FunctionNoProto: | |||
6385 | return 0; // When we function pointers, they have no children... | |||
6386 | case clang::Type::UnresolvedUsing: | |||
6387 | return 0; | |||
6388 | case clang::Type::Paren: | |||
6389 | return GetNumPointeeChildren( | |||
6390 | llvm::cast<clang::ParenType>(qual_type)->desugar()); | |||
6391 | case clang::Type::Typedef: | |||
6392 | return GetNumPointeeChildren(llvm::cast<clang::TypedefType>(qual_type) | |||
6393 | ->getDecl() | |||
6394 | ->getUnderlyingType()); | |||
6395 | case clang::Type::Auto: | |||
6396 | return GetNumPointeeChildren( | |||
6397 | llvm::cast<clang::AutoType>(qual_type)->getDeducedType()); | |||
6398 | case clang::Type::Elaborated: | |||
6399 | return GetNumPointeeChildren( | |||
6400 | llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()); | |||
6401 | case clang::Type::TypeOfExpr: | |||
6402 | return GetNumPointeeChildren(llvm::cast<clang::TypeOfExprType>(qual_type) | |||
6403 | ->getUnderlyingExpr() | |||
6404 | ->getType()); | |||
6405 | case clang::Type::TypeOf: | |||
6406 | return GetNumPointeeChildren( | |||
6407 | llvm::cast<clang::TypeOfType>(qual_type)->getUnderlyingType()); | |||
6408 | case clang::Type::Decltype: | |||
6409 | return GetNumPointeeChildren( | |||
6410 | llvm::cast<clang::DecltypeType>(qual_type)->getUnderlyingType()); | |||
6411 | case clang::Type::Record: | |||
6412 | return 0; | |||
6413 | case clang::Type::Enum: | |||
6414 | return 1; | |||
6415 | case clang::Type::TemplateTypeParm: | |||
6416 | return 1; | |||
6417 | case clang::Type::SubstTemplateTypeParm: | |||
6418 | return 1; | |||
6419 | case clang::Type::TemplateSpecialization: | |||
6420 | return 1; | |||
6421 | case clang::Type::InjectedClassName: | |||
6422 | return 0; | |||
6423 | case clang::Type::DependentName: | |||
6424 | return 1; | |||
6425 | case clang::Type::DependentTemplateSpecialization: | |||
6426 | return 1; | |||
6427 | case clang::Type::ObjCObject: | |||
6428 | return 0; | |||
6429 | case clang::Type::ObjCInterface: | |||
6430 | return 0; | |||
6431 | case clang::Type::ObjCObjectPointer: | |||
6432 | return 1; | |||
6433 | default: | |||
6434 | break; | |||
6435 | } | |||
6436 | return 0; | |||
6437 | } | |||
6438 | ||||
6439 | CompilerType ClangASTContext::GetChildCompilerTypeAtIndex( | |||
6440 | lldb::opaque_compiler_type_t type, ExecutionContext *exe_ctx, size_t idx, | |||
6441 | bool transparent_pointers, bool omit_empty_base_classes, | |||
6442 | bool ignore_array_bounds, std::string &child_name, | |||
6443 | uint32_t &child_byte_size, int32_t &child_byte_offset, | |||
6444 | uint32_t &child_bitfield_bit_size, uint32_t &child_bitfield_bit_offset, | |||
6445 | bool &child_is_base_class, bool &child_is_deref_of_parent, | |||
6446 | ValueObject *valobj, uint64_t &language_flags) { | |||
6447 | if (!type) | |||
6448 | return CompilerType(); | |||
6449 | ||||
6450 | clang::QualType parent_qual_type(GetCanonicalQualType(type)); | |||
6451 | const clang::Type::TypeClass parent_type_class = | |||
6452 | parent_qual_type->getTypeClass(); | |||
6453 | child_bitfield_bit_size = 0; | |||
6454 | child_bitfield_bit_offset = 0; | |||
6455 | child_is_base_class = false; | |||
6456 | language_flags = 0; | |||
6457 | ||||
6458 | const bool idx_is_valid = idx < GetNumChildren(type, omit_empty_base_classes); | |||
6459 | int32_t bit_offset; | |||
6460 | switch (parent_type_class) { | |||
6461 | case clang::Type::Builtin: | |||
6462 | if (idx_is_valid) { | |||
6463 | switch (llvm::cast<clang::BuiltinType>(parent_qual_type)->getKind()) { | |||
6464 | case clang::BuiltinType::ObjCId: | |||
6465 | case clang::BuiltinType::ObjCClass: | |||
6466 | child_name = "isa"; | |||
6467 | child_byte_size = | |||
6468 | getASTContext()->getTypeSize(getASTContext()->ObjCBuiltinClassTy) / | |||
6469 | CHAR_BIT8; | |||
6470 | return CompilerType(getASTContext(), | |||
6471 | getASTContext()->ObjCBuiltinClassTy); | |||
6472 | ||||
6473 | default: | |||
6474 | break; | |||
6475 | } | |||
6476 | } | |||
6477 | break; | |||
6478 | ||||
6479 | case clang::Type::Record: | |||
6480 | if (idx_is_valid && GetCompleteType(type)) { | |||
6481 | const clang::RecordType *record_type = | |||
6482 | llvm::cast<clang::RecordType>(parent_qual_type.getTypePtr()); | |||
6483 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
6484 | assert(record_decl)((record_decl) ? static_cast<void> (0) : __assert_fail ( "record_decl", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 6484, __PRETTY_FUNCTION__)); | |||
6485 | const clang::ASTRecordLayout &record_layout = | |||
6486 | getASTContext()->getASTRecordLayout(record_decl); | |||
6487 | uint32_t child_idx = 0; | |||
6488 | ||||
6489 | const clang::CXXRecordDecl *cxx_record_decl = | |||
6490 | llvm::dyn_cast<clang::CXXRecordDecl>(record_decl); | |||
6491 | if (cxx_record_decl) { | |||
6492 | // We might have base classes to print out first | |||
6493 | clang::CXXRecordDecl::base_class_const_iterator base_class, | |||
6494 | base_class_end; | |||
6495 | for (base_class = cxx_record_decl->bases_begin(), | |||
6496 | base_class_end = cxx_record_decl->bases_end(); | |||
6497 | base_class != base_class_end; ++base_class) { | |||
6498 | const clang::CXXRecordDecl *base_class_decl = nullptr; | |||
6499 | ||||
6500 | // Skip empty base classes | |||
6501 | if (omit_empty_base_classes) { | |||
6502 | base_class_decl = llvm::cast<clang::CXXRecordDecl>( | |||
6503 | base_class->getType()->getAs<clang::RecordType>()->getDecl()); | |||
6504 | if (ClangASTContext::RecordHasFields(base_class_decl) == false) | |||
6505 | continue; | |||
6506 | } | |||
6507 | ||||
6508 | if (idx == child_idx) { | |||
6509 | if (base_class_decl == nullptr) | |||
6510 | base_class_decl = llvm::cast<clang::CXXRecordDecl>( | |||
6511 | base_class->getType()->getAs<clang::RecordType>()->getDecl()); | |||
6512 | ||||
6513 | if (base_class->isVirtual()) { | |||
6514 | bool handled = false; | |||
6515 | if (valobj) { | |||
6516 | Status err; | |||
6517 | AddressType addr_type = eAddressTypeInvalid; | |||
6518 | lldb::addr_t vtable_ptr_addr = | |||
6519 | valobj->GetCPPVTableAddress(addr_type); | |||
6520 | ||||
6521 | if (vtable_ptr_addr != LLDB_INVALID_ADDRESS(18446744073709551615UL) && | |||
6522 | addr_type == eAddressTypeLoad) { | |||
6523 | ||||
6524 | ExecutionContext exe_ctx(valobj->GetExecutionContextRef()); | |||
6525 | Process *process = exe_ctx.GetProcessPtr(); | |||
6526 | if (process) { | |||
6527 | clang::VTableContextBase *vtable_ctx = | |||
6528 | getASTContext()->getVTableContext(); | |||
6529 | if (vtable_ctx) { | |||
6530 | if (vtable_ctx->isMicrosoft()) { | |||
6531 | clang::MicrosoftVTableContext *msoft_vtable_ctx = | |||
6532 | static_cast<clang::MicrosoftVTableContext *>( | |||
6533 | vtable_ctx); | |||
6534 | ||||
6535 | if (vtable_ptr_addr) { | |||
6536 | const lldb::addr_t vbtable_ptr_addr = | |||
6537 | vtable_ptr_addr + | |||
6538 | record_layout.getVBPtrOffset().getQuantity(); | |||
6539 | ||||
6540 | const lldb::addr_t vbtable_ptr = | |||
6541 | process->ReadPointerFromMemory(vbtable_ptr_addr, | |||
6542 | err); | |||
6543 | if (vbtable_ptr != LLDB_INVALID_ADDRESS(18446744073709551615UL)) { | |||
6544 | // Get the index into the virtual base table. The | |||
6545 | // index is the index in uint32_t from vbtable_ptr | |||
6546 | const unsigned vbtable_index = | |||
6547 | msoft_vtable_ctx->getVBTableIndex( | |||
6548 | cxx_record_decl, base_class_decl); | |||
6549 | const lldb::addr_t base_offset_addr = | |||
6550 | vbtable_ptr + vbtable_index * 4; | |||
6551 | const int32_t base_offset = | |||
6552 | process->ReadSignedIntegerFromMemory( | |||
6553 | base_offset_addr, 4, INT32_MAX(2147483647), err); | |||
6554 | if (base_offset != INT32_MAX(2147483647)) { | |||
6555 | handled = true; | |||
6556 | bit_offset = base_offset * 8; | |||
6557 | } | |||
6558 | } | |||
6559 | } | |||
6560 | } else { | |||
6561 | clang::ItaniumVTableContext *itanium_vtable_ctx = | |||
6562 | static_cast<clang::ItaniumVTableContext *>( | |||
6563 | vtable_ctx); | |||
6564 | if (vtable_ptr_addr) { | |||
6565 | const lldb::addr_t vtable_ptr = | |||
6566 | process->ReadPointerFromMemory(vtable_ptr_addr, | |||
6567 | err); | |||
6568 | if (vtable_ptr != LLDB_INVALID_ADDRESS(18446744073709551615UL)) { | |||
6569 | clang::CharUnits base_offset_offset = | |||
6570 | itanium_vtable_ctx->getVirtualBaseOffsetOffset( | |||
6571 | cxx_record_decl, base_class_decl); | |||
6572 | const lldb::addr_t base_offset_addr = | |||
6573 | vtable_ptr + base_offset_offset.getQuantity(); | |||
6574 | const uint32_t base_offset_size = | |||
6575 | process->GetAddressByteSize(); | |||
6576 | const int64_t base_offset = | |||
6577 | process->ReadSignedIntegerFromMemory( | |||
6578 | base_offset_addr, base_offset_size, | |||
6579 | UINT32_MAX(4294967295U), err); | |||
6580 | if (base_offset < UINT32_MAX(4294967295U)) { | |||
6581 | handled = true; | |||
6582 | bit_offset = base_offset * 8; | |||
6583 | } | |||
6584 | } | |||
6585 | } | |||
6586 | } | |||
6587 | } | |||
6588 | } | |||
6589 | } | |||
6590 | } | |||
6591 | if (!handled) | |||
6592 | bit_offset = record_layout.getVBaseClassOffset(base_class_decl) | |||
6593 | .getQuantity() * | |||
6594 | 8; | |||
6595 | } else | |||
6596 | bit_offset = record_layout.getBaseClassOffset(base_class_decl) | |||
6597 | .getQuantity() * | |||
6598 | 8; | |||
6599 | ||||
6600 | // Base classes should be a multiple of 8 bits in size | |||
6601 | child_byte_offset = bit_offset / 8; | |||
6602 | CompilerType base_class_clang_type(getASTContext(), | |||
6603 | base_class->getType()); | |||
6604 | child_name = base_class_clang_type.GetTypeName().AsCString(""); | |||
6605 | uint64_t base_class_clang_type_bit_size = | |||
6606 | base_class_clang_type.GetBitSize( | |||
6607 | exe_ctx ? exe_ctx->GetBestExecutionContextScope() : NULL__null); | |||
6608 | ||||
6609 | // Base classes bit sizes should be a multiple of 8 bits in size | |||
6610 | assert(base_class_clang_type_bit_size % 8 == 0)((base_class_clang_type_bit_size % 8 == 0) ? static_cast<void > (0) : __assert_fail ("base_class_clang_type_bit_size % 8 == 0" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 6610, __PRETTY_FUNCTION__)); | |||
6611 | child_byte_size = base_class_clang_type_bit_size / 8; | |||
6612 | child_is_base_class = true; | |||
6613 | return base_class_clang_type; | |||
6614 | } | |||
6615 | // We don't increment the child index in the for loop since we might | |||
6616 | // be skipping empty base classes | |||
6617 | ++child_idx; | |||
6618 | } | |||
6619 | } | |||
6620 | // Make sure index is in range... | |||
6621 | uint32_t field_idx = 0; | |||
6622 | clang::RecordDecl::field_iterator field, field_end; | |||
6623 | for (field = record_decl->field_begin(), | |||
6624 | field_end = record_decl->field_end(); | |||
6625 | field != field_end; ++field, ++field_idx, ++child_idx) { | |||
6626 | if (idx == child_idx) { | |||
6627 | // Print the member type if requested | |||
6628 | // Print the member name and equal sign | |||
6629 | child_name.assign(field->getNameAsString()); | |||
6630 | ||||
6631 | // Figure out the type byte size (field_type_info.first) and | |||
6632 | // alignment (field_type_info.second) from the AST context. | |||
6633 | CompilerType field_clang_type(getASTContext(), field->getType()); | |||
6634 | assert(field_idx < record_layout.getFieldCount())((field_idx < record_layout.getFieldCount()) ? static_cast <void> (0) : __assert_fail ("field_idx < record_layout.getFieldCount()" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 6634, __PRETTY_FUNCTION__)); | |||
6635 | child_byte_size = field_clang_type.GetByteSize( | |||
6636 | exe_ctx ? exe_ctx->GetBestExecutionContextScope() : NULL__null); | |||
6637 | const uint32_t child_bit_size = child_byte_size * 8; | |||
6638 | ||||
6639 | // Figure out the field offset within the current struct/union/class | |||
6640 | // type | |||
6641 | bit_offset = record_layout.getFieldOffset(field_idx); | |||
6642 | if (ClangASTContext::FieldIsBitfield(getASTContext(), *field, | |||
6643 | child_bitfield_bit_size)) { | |||
6644 | child_bitfield_bit_offset = bit_offset % child_bit_size; | |||
6645 | const uint32_t child_bit_offset = | |||
6646 | bit_offset - child_bitfield_bit_offset; | |||
6647 | child_byte_offset = child_bit_offset / 8; | |||
6648 | } else { | |||
6649 | child_byte_offset = bit_offset / 8; | |||
6650 | } | |||
6651 | ||||
6652 | return field_clang_type; | |||
6653 | } | |||
6654 | } | |||
6655 | } | |||
6656 | break; | |||
6657 | ||||
6658 | case clang::Type::ObjCObject: | |||
6659 | case clang::Type::ObjCInterface: | |||
6660 | if (idx_is_valid && GetCompleteType(type)) { | |||
6661 | const clang::ObjCObjectType *objc_class_type = | |||
6662 | llvm::dyn_cast<clang::ObjCObjectType>(parent_qual_type.getTypePtr()); | |||
6663 | assert(objc_class_type)((objc_class_type) ? static_cast<void> (0) : __assert_fail ("objc_class_type", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 6663, __PRETTY_FUNCTION__)); | |||
6664 | if (objc_class_type) { | |||
6665 | uint32_t child_idx = 0; | |||
6666 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
6667 | objc_class_type->getInterface(); | |||
6668 | ||||
6669 | if (class_interface_decl) { | |||
6670 | ||||
6671 | const clang::ASTRecordLayout &interface_layout = | |||
6672 | getASTContext()->getASTObjCInterfaceLayout(class_interface_decl); | |||
6673 | clang::ObjCInterfaceDecl *superclass_interface_decl = | |||
6674 | class_interface_decl->getSuperClass(); | |||
6675 | if (superclass_interface_decl) { | |||
6676 | if (omit_empty_base_classes) { | |||
6677 | CompilerType base_class_clang_type( | |||
6678 | getASTContext(), getASTContext()->getObjCInterfaceType( | |||
6679 | superclass_interface_decl)); | |||
6680 | if (base_class_clang_type.GetNumChildren( | |||
6681 | omit_empty_base_classes) > 0) { | |||
6682 | if (idx == 0) { | |||
6683 | clang::QualType ivar_qual_type( | |||
6684 | getASTContext()->getObjCInterfaceType( | |||
6685 | superclass_interface_decl)); | |||
6686 | ||||
6687 | child_name.assign( | |||
6688 | superclass_interface_decl->getNameAsString()); | |||
6689 | ||||
6690 | clang::TypeInfo ivar_type_info = | |||
6691 | getASTContext()->getTypeInfo(ivar_qual_type.getTypePtr()); | |||
6692 | ||||
6693 | child_byte_size = ivar_type_info.Width / 8; | |||
6694 | child_byte_offset = 0; | |||
6695 | child_is_base_class = true; | |||
6696 | ||||
6697 | return CompilerType(getASTContext(), ivar_qual_type); | |||
6698 | } | |||
6699 | ||||
6700 | ++child_idx; | |||
6701 | } | |||
6702 | } else | |||
6703 | ++child_idx; | |||
6704 | } | |||
6705 | ||||
6706 | const uint32_t superclass_idx = child_idx; | |||
6707 | ||||
6708 | if (idx < (child_idx + class_interface_decl->ivar_size())) { | |||
6709 | clang::ObjCInterfaceDecl::ivar_iterator ivar_pos, | |||
6710 | ivar_end = class_interface_decl->ivar_end(); | |||
6711 | ||||
6712 | for (ivar_pos = class_interface_decl->ivar_begin(); | |||
6713 | ivar_pos != ivar_end; ++ivar_pos) { | |||
6714 | if (child_idx == idx) { | |||
6715 | clang::ObjCIvarDecl *ivar_decl = *ivar_pos; | |||
6716 | ||||
6717 | clang::QualType ivar_qual_type(ivar_decl->getType()); | |||
6718 | ||||
6719 | child_name.assign(ivar_decl->getNameAsString()); | |||
6720 | ||||
6721 | clang::TypeInfo ivar_type_info = | |||
6722 | getASTContext()->getTypeInfo(ivar_qual_type.getTypePtr()); | |||
6723 | ||||
6724 | child_byte_size = ivar_type_info.Width / 8; | |||
6725 | ||||
6726 | // Figure out the field offset within the current | |||
6727 | // struct/union/class type For ObjC objects, we can't trust the | |||
6728 | // bit offset we get from the Clang AST, since that doesn't | |||
6729 | // account for the space taken up by unbacked properties, or | |||
6730 | // from the changing size of base classes that are newer than | |||
6731 | // this class. So if we have a process around that we can ask | |||
6732 | // about this object, do so. | |||
6733 | child_byte_offset = LLDB_INVALID_IVAR_OFFSET(4294967295U); | |||
6734 | Process *process = nullptr; | |||
6735 | if (exe_ctx) | |||
6736 | process = exe_ctx->GetProcessPtr(); | |||
6737 | if (process) { | |||
6738 | ObjCLanguageRuntime *objc_runtime = | |||
6739 | process->GetObjCLanguageRuntime(); | |||
6740 | if (objc_runtime != nullptr) { | |||
6741 | CompilerType parent_ast_type(getASTContext(), | |||
6742 | parent_qual_type); | |||
6743 | child_byte_offset = objc_runtime->GetByteOffsetForIvar( | |||
6744 | parent_ast_type, ivar_decl->getNameAsString().c_str()); | |||
6745 | } | |||
6746 | } | |||
6747 | ||||
6748 | // Setting this to INT32_MAX to make sure we don't compute it | |||
6749 | // twice... | |||
6750 | bit_offset = INT32_MAX(2147483647); | |||
6751 | ||||
6752 | if (child_byte_offset == | |||
6753 | static_cast<int32_t>(LLDB_INVALID_IVAR_OFFSET(4294967295U))) { | |||
6754 | bit_offset = interface_layout.getFieldOffset(child_idx - | |||
6755 | superclass_idx); | |||
6756 | child_byte_offset = bit_offset / 8; | |||
6757 | } | |||
6758 | ||||
6759 | // Note, the ObjC Ivar Byte offset is just that, it doesn't | |||
6760 | // account for the bit offset of a bitfield within its | |||
6761 | // containing object. So regardless of where we get the byte | |||
6762 | // offset from, we still need to get the bit offset for | |||
6763 | // bitfields from the layout. | |||
6764 | ||||
6765 | if (ClangASTContext::FieldIsBitfield(getASTContext(), ivar_decl, | |||
6766 | child_bitfield_bit_size)) { | |||
6767 | if (bit_offset == INT32_MAX(2147483647)) | |||
6768 | bit_offset = interface_layout.getFieldOffset( | |||
6769 | child_idx - superclass_idx); | |||
6770 | ||||
6771 | child_bitfield_bit_offset = bit_offset % 8; | |||
6772 | } | |||
6773 | return CompilerType(getASTContext(), ivar_qual_type); | |||
6774 | } | |||
6775 | ++child_idx; | |||
6776 | } | |||
6777 | } | |||
6778 | } | |||
6779 | } | |||
6780 | } | |||
6781 | break; | |||
6782 | ||||
6783 | case clang::Type::ObjCObjectPointer: | |||
6784 | if (idx_is_valid) { | |||
6785 | CompilerType pointee_clang_type(GetPointeeType(type)); | |||
6786 | ||||
6787 | if (transparent_pointers && pointee_clang_type.IsAggregateType()) { | |||
6788 | child_is_deref_of_parent = false; | |||
6789 | bool tmp_child_is_deref_of_parent = false; | |||
6790 | return pointee_clang_type.GetChildCompilerTypeAtIndex( | |||
6791 | exe_ctx, idx, transparent_pointers, omit_empty_base_classes, | |||
6792 | ignore_array_bounds, child_name, child_byte_size, child_byte_offset, | |||
6793 | child_bitfield_bit_size, child_bitfield_bit_offset, | |||
6794 | child_is_base_class, tmp_child_is_deref_of_parent, valobj, | |||
6795 | language_flags); | |||
6796 | } else { | |||
6797 | child_is_deref_of_parent = true; | |||
6798 | const char *parent_name = | |||
6799 | valobj ? valobj->GetName().GetCString() : NULL__null; | |||
6800 | if (parent_name) { | |||
6801 | child_name.assign(1, '*'); | |||
6802 | child_name += parent_name; | |||
6803 | } | |||
6804 | ||||
6805 | // We have a pointer to an simple type | |||
6806 | if (idx == 0 && pointee_clang_type.GetCompleteType()) { | |||
6807 | child_byte_size = pointee_clang_type.GetByteSize( | |||
6808 | exe_ctx ? exe_ctx->GetBestExecutionContextScope() : NULL__null); | |||
6809 | child_byte_offset = 0; | |||
6810 | return pointee_clang_type; | |||
6811 | } | |||
6812 | } | |||
6813 | } | |||
6814 | break; | |||
6815 | ||||
6816 | case clang::Type::Vector: | |||
6817 | case clang::Type::ExtVector: | |||
6818 | if (idx_is_valid) { | |||
6819 | const clang::VectorType *array = | |||
6820 | llvm::cast<clang::VectorType>(parent_qual_type.getTypePtr()); | |||
6821 | if (array) { | |||
6822 | CompilerType element_type(getASTContext(), array->getElementType()); | |||
6823 | if (element_type.GetCompleteType()) { | |||
6824 | char element_name[64]; | |||
6825 | ::snprintf(element_name, sizeof(element_name), "[%" PRIu64"l" "u" "]", | |||
6826 | static_cast<uint64_t>(idx)); | |||
6827 | child_name.assign(element_name); | |||
6828 | child_byte_size = element_type.GetByteSize( | |||
6829 | exe_ctx ? exe_ctx->GetBestExecutionContextScope() : NULL__null); | |||
6830 | child_byte_offset = (int32_t)idx * (int32_t)child_byte_size; | |||
6831 | return element_type; | |||
6832 | } | |||
6833 | } | |||
6834 | } | |||
6835 | break; | |||
6836 | ||||
6837 | case clang::Type::ConstantArray: | |||
6838 | case clang::Type::IncompleteArray: | |||
6839 | if (ignore_array_bounds || idx_is_valid) { | |||
6840 | const clang::ArrayType *array = GetQualType(type)->getAsArrayTypeUnsafe(); | |||
6841 | if (array) { | |||
6842 | CompilerType element_type(getASTContext(), array->getElementType()); | |||
6843 | if (element_type.GetCompleteType()) { | |||
6844 | child_name = llvm::formatv("[{0}]", idx); | |||
6845 | child_byte_size = element_type.GetByteSize( | |||
6846 | exe_ctx ? exe_ctx->GetBestExecutionContextScope() : NULL__null); | |||
6847 | child_byte_offset = (int32_t)idx * (int32_t)child_byte_size; | |||
6848 | return element_type; | |||
6849 | } | |||
6850 | } | |||
6851 | } | |||
6852 | break; | |||
6853 | ||||
6854 | case clang::Type::Pointer: { | |||
6855 | CompilerType pointee_clang_type(GetPointeeType(type)); | |||
6856 | ||||
6857 | // Don't dereference "void *" pointers | |||
6858 | if (pointee_clang_type.IsVoidType()) | |||
6859 | return CompilerType(); | |||
6860 | ||||
6861 | if (transparent_pointers && pointee_clang_type.IsAggregateType()) { | |||
6862 | child_is_deref_of_parent = false; | |||
6863 | bool tmp_child_is_deref_of_parent = false; | |||
6864 | return pointee_clang_type.GetChildCompilerTypeAtIndex( | |||
6865 | exe_ctx, idx, transparent_pointers, omit_empty_base_classes, | |||
6866 | ignore_array_bounds, child_name, child_byte_size, child_byte_offset, | |||
6867 | child_bitfield_bit_size, child_bitfield_bit_offset, | |||
6868 | child_is_base_class, tmp_child_is_deref_of_parent, valobj, | |||
6869 | language_flags); | |||
6870 | } else { | |||
6871 | child_is_deref_of_parent = true; | |||
6872 | ||||
6873 | const char *parent_name = | |||
6874 | valobj ? valobj->GetName().GetCString() : NULL__null; | |||
6875 | if (parent_name) { | |||
6876 | child_name.assign(1, '*'); | |||
6877 | child_name += parent_name; | |||
6878 | } | |||
6879 | ||||
6880 | // We have a pointer to an simple type | |||
6881 | if (idx == 0) { | |||
6882 | child_byte_size = pointee_clang_type.GetByteSize( | |||
6883 | exe_ctx ? exe_ctx->GetBestExecutionContextScope() : NULL__null); | |||
6884 | child_byte_offset = 0; | |||
6885 | return pointee_clang_type; | |||
6886 | } | |||
6887 | } | |||
6888 | break; | |||
6889 | } | |||
6890 | ||||
6891 | case clang::Type::LValueReference: | |||
6892 | case clang::Type::RValueReference: | |||
6893 | if (idx_is_valid) { | |||
6894 | const clang::ReferenceType *reference_type = | |||
6895 | llvm::cast<clang::ReferenceType>(parent_qual_type.getTypePtr()); | |||
6896 | CompilerType pointee_clang_type(getASTContext(), | |||
6897 | reference_type->getPointeeType()); | |||
6898 | if (transparent_pointers && pointee_clang_type.IsAggregateType()) { | |||
6899 | child_is_deref_of_parent = false; | |||
6900 | bool tmp_child_is_deref_of_parent = false; | |||
6901 | return pointee_clang_type.GetChildCompilerTypeAtIndex( | |||
6902 | exe_ctx, idx, transparent_pointers, omit_empty_base_classes, | |||
6903 | ignore_array_bounds, child_name, child_byte_size, child_byte_offset, | |||
6904 | child_bitfield_bit_size, child_bitfield_bit_offset, | |||
6905 | child_is_base_class, tmp_child_is_deref_of_parent, valobj, | |||
6906 | language_flags); | |||
6907 | } else { | |||
6908 | const char *parent_name = | |||
6909 | valobj ? valobj->GetName().GetCString() : NULL__null; | |||
6910 | if (parent_name) { | |||
6911 | child_name.assign(1, '&'); | |||
6912 | child_name += parent_name; | |||
6913 | } | |||
6914 | ||||
6915 | // We have a pointer to an simple type | |||
6916 | if (idx == 0) { | |||
6917 | child_byte_size = pointee_clang_type.GetByteSize( | |||
6918 | exe_ctx ? exe_ctx->GetBestExecutionContextScope() : NULL__null); | |||
6919 | child_byte_offset = 0; | |||
6920 | return pointee_clang_type; | |||
6921 | } | |||
6922 | } | |||
6923 | } | |||
6924 | break; | |||
6925 | ||||
6926 | case clang::Type::Typedef: { | |||
6927 | CompilerType typedefed_clang_type( | |||
6928 | getASTContext(), llvm::cast<clang::TypedefType>(parent_qual_type) | |||
6929 | ->getDecl() | |||
6930 | ->getUnderlyingType()); | |||
6931 | return typedefed_clang_type.GetChildCompilerTypeAtIndex( | |||
6932 | exe_ctx, idx, transparent_pointers, omit_empty_base_classes, | |||
6933 | ignore_array_bounds, child_name, child_byte_size, child_byte_offset, | |||
6934 | child_bitfield_bit_size, child_bitfield_bit_offset, child_is_base_class, | |||
6935 | child_is_deref_of_parent, valobj, language_flags); | |||
6936 | } break; | |||
6937 | ||||
6938 | case clang::Type::Auto: { | |||
6939 | CompilerType elaborated_clang_type( | |||
6940 | getASTContext(), | |||
6941 | llvm::cast<clang::AutoType>(parent_qual_type)->getDeducedType()); | |||
6942 | return elaborated_clang_type.GetChildCompilerTypeAtIndex( | |||
6943 | exe_ctx, idx, transparent_pointers, omit_empty_base_classes, | |||
6944 | ignore_array_bounds, child_name, child_byte_size, child_byte_offset, | |||
6945 | child_bitfield_bit_size, child_bitfield_bit_offset, child_is_base_class, | |||
6946 | child_is_deref_of_parent, valobj, language_flags); | |||
6947 | } | |||
6948 | ||||
6949 | case clang::Type::Elaborated: { | |||
6950 | CompilerType elaborated_clang_type( | |||
6951 | getASTContext(), | |||
6952 | llvm::cast<clang::ElaboratedType>(parent_qual_type)->getNamedType()); | |||
6953 | return elaborated_clang_type.GetChildCompilerTypeAtIndex( | |||
6954 | exe_ctx, idx, transparent_pointers, omit_empty_base_classes, | |||
6955 | ignore_array_bounds, child_name, child_byte_size, child_byte_offset, | |||
6956 | child_bitfield_bit_size, child_bitfield_bit_offset, child_is_base_class, | |||
6957 | child_is_deref_of_parent, valobj, language_flags); | |||
6958 | } | |||
6959 | ||||
6960 | case clang::Type::Paren: { | |||
6961 | CompilerType paren_clang_type( | |||
6962 | getASTContext(), | |||
6963 | llvm::cast<clang::ParenType>(parent_qual_type)->desugar()); | |||
6964 | return paren_clang_type.GetChildCompilerTypeAtIndex( | |||
6965 | exe_ctx, idx, transparent_pointers, omit_empty_base_classes, | |||
6966 | ignore_array_bounds, child_name, child_byte_size, child_byte_offset, | |||
6967 | child_bitfield_bit_size, child_bitfield_bit_offset, child_is_base_class, | |||
6968 | child_is_deref_of_parent, valobj, language_flags); | |||
6969 | } | |||
6970 | ||||
6971 | default: | |||
6972 | break; | |||
6973 | } | |||
6974 | return CompilerType(); | |||
6975 | } | |||
6976 | ||||
6977 | static uint32_t GetIndexForRecordBase(const clang::RecordDecl *record_decl, | |||
6978 | const clang::CXXBaseSpecifier *base_spec, | |||
6979 | bool omit_empty_base_classes) { | |||
6980 | uint32_t child_idx = 0; | |||
6981 | ||||
6982 | const clang::CXXRecordDecl *cxx_record_decl = | |||
6983 | llvm::dyn_cast<clang::CXXRecordDecl>(record_decl); | |||
6984 | ||||
6985 | // const char *super_name = record_decl->getNameAsCString(); | |||
6986 | // const char *base_name = | |||
6987 | // base_spec->getType()->getAs<clang::RecordType>()->getDecl()->getNameAsCString(); | |||
6988 | // printf ("GetIndexForRecordChild (%s, %s)\n", super_name, base_name); | |||
6989 | // | |||
6990 | if (cxx_record_decl) { | |||
6991 | clang::CXXRecordDecl::base_class_const_iterator base_class, base_class_end; | |||
6992 | for (base_class = cxx_record_decl->bases_begin(), | |||
6993 | base_class_end = cxx_record_decl->bases_end(); | |||
6994 | base_class != base_class_end; ++base_class) { | |||
6995 | if (omit_empty_base_classes) { | |||
6996 | if (BaseSpecifierIsEmpty(base_class)) | |||
6997 | continue; | |||
6998 | } | |||
6999 | ||||
7000 | // printf ("GetIndexForRecordChild (%s, %s) base[%u] = %s\n", | |||
7001 | // super_name, base_name, | |||
7002 | // child_idx, | |||
7003 | // base_class->getType()->getAs<clang::RecordType>()->getDecl()->getNameAsCString()); | |||
7004 | // | |||
7005 | // | |||
7006 | if (base_class == base_spec) | |||
7007 | return child_idx; | |||
7008 | ++child_idx; | |||
7009 | } | |||
7010 | } | |||
7011 | ||||
7012 | return UINT32_MAX(4294967295U); | |||
7013 | } | |||
7014 | ||||
7015 | static uint32_t GetIndexForRecordChild(const clang::RecordDecl *record_decl, | |||
7016 | clang::NamedDecl *canonical_decl, | |||
7017 | bool omit_empty_base_classes) { | |||
7018 | uint32_t child_idx = ClangASTContext::GetNumBaseClasses( | |||
7019 | llvm::dyn_cast<clang::CXXRecordDecl>(record_decl), | |||
7020 | omit_empty_base_classes); | |||
7021 | ||||
7022 | clang::RecordDecl::field_iterator field, field_end; | |||
7023 | for (field = record_decl->field_begin(), field_end = record_decl->field_end(); | |||
7024 | field != field_end; ++field, ++child_idx) { | |||
7025 | if (field->getCanonicalDecl() == canonical_decl) | |||
7026 | return child_idx; | |||
7027 | } | |||
7028 | ||||
7029 | return UINT32_MAX(4294967295U); | |||
7030 | } | |||
7031 | ||||
7032 | // Look for a child member (doesn't include base classes, but it does include | |||
7033 | // their members) in the type hierarchy. Returns an index path into | |||
7034 | // "clang_type" on how to reach the appropriate member. | |||
7035 | // | |||
7036 | // class A | |||
7037 | // { | |||
7038 | // public: | |||
7039 | // int m_a; | |||
7040 | // int m_b; | |||
7041 | // }; | |||
7042 | // | |||
7043 | // class B | |||
7044 | // { | |||
7045 | // }; | |||
7046 | // | |||
7047 | // class C : | |||
7048 | // public B, | |||
7049 | // public A | |||
7050 | // { | |||
7051 | // }; | |||
7052 | // | |||
7053 | // If we have a clang type that describes "class C", and we wanted to looked | |||
7054 | // "m_b" in it: | |||
7055 | // | |||
7056 | // With omit_empty_base_classes == false we would get an integer array back | |||
7057 | // with: { 1, 1 } The first index 1 is the child index for "class A" within | |||
7058 | // class C The second index 1 is the child index for "m_b" within class A | |||
7059 | // | |||
7060 | // With omit_empty_base_classes == true we would get an integer array back | |||
7061 | // with: { 0, 1 } The first index 0 is the child index for "class A" within | |||
7062 | // class C (since class B doesn't have any members it doesn't count) The second | |||
7063 | // index 1 is the child index for "m_b" within class A | |||
7064 | ||||
7065 | size_t ClangASTContext::GetIndexOfChildMemberWithName( | |||
7066 | lldb::opaque_compiler_type_t type, const char *name, | |||
7067 | bool omit_empty_base_classes, std::vector<uint32_t> &child_indexes) { | |||
7068 | if (type && name && name[0]) { | |||
7069 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
7070 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
7071 | switch (type_class) { | |||
7072 | case clang::Type::Record: | |||
7073 | if (GetCompleteType(type)) { | |||
7074 | const clang::RecordType *record_type = | |||
7075 | llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
7076 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
7077 | ||||
7078 | assert(record_decl)((record_decl) ? static_cast<void> (0) : __assert_fail ( "record_decl", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 7078, __PRETTY_FUNCTION__)); | |||
7079 | uint32_t child_idx = 0; | |||
7080 | ||||
7081 | const clang::CXXRecordDecl *cxx_record_decl = | |||
7082 | llvm::dyn_cast<clang::CXXRecordDecl>(record_decl); | |||
7083 | ||||
7084 | // Try and find a field that matches NAME | |||
7085 | clang::RecordDecl::field_iterator field, field_end; | |||
7086 | llvm::StringRef name_sref(name); | |||
7087 | for (field = record_decl->field_begin(), | |||
7088 | field_end = record_decl->field_end(); | |||
7089 | field != field_end; ++field, ++child_idx) { | |||
7090 | llvm::StringRef field_name = field->getName(); | |||
7091 | if (field_name.empty()) { | |||
7092 | CompilerType field_type(getASTContext(), field->getType()); | |||
7093 | child_indexes.push_back(child_idx); | |||
7094 | if (field_type.GetIndexOfChildMemberWithName( | |||
7095 | name, omit_empty_base_classes, child_indexes)) | |||
7096 | return child_indexes.size(); | |||
7097 | child_indexes.pop_back(); | |||
7098 | ||||
7099 | } else if (field_name.equals(name_sref)) { | |||
7100 | // We have to add on the number of base classes to this index! | |||
7101 | child_indexes.push_back( | |||
7102 | child_idx + ClangASTContext::GetNumBaseClasses( | |||
7103 | cxx_record_decl, omit_empty_base_classes)); | |||
7104 | return child_indexes.size(); | |||
7105 | } | |||
7106 | } | |||
7107 | ||||
7108 | if (cxx_record_decl) { | |||
7109 | const clang::RecordDecl *parent_record_decl = cxx_record_decl; | |||
7110 | ||||
7111 | // printf ("parent = %s\n", parent_record_decl->getNameAsCString()); | |||
7112 | ||||
7113 | // const Decl *root_cdecl = cxx_record_decl->getCanonicalDecl(); | |||
7114 | // Didn't find things easily, lets let clang do its thang... | |||
7115 | clang::IdentifierInfo &ident_ref = | |||
7116 | getASTContext()->Idents.get(name_sref); | |||
7117 | clang::DeclarationName decl_name(&ident_ref); | |||
7118 | ||||
7119 | clang::CXXBasePaths paths; | |||
7120 | if (cxx_record_decl->lookupInBases( | |||
7121 | [decl_name](const clang::CXXBaseSpecifier *specifier, | |||
7122 | clang::CXXBasePath &path) { | |||
7123 | return clang::CXXRecordDecl::FindOrdinaryMember( | |||
7124 | specifier, path, decl_name); | |||
7125 | }, | |||
7126 | paths)) { | |||
7127 | clang::CXXBasePaths::const_paths_iterator path, | |||
7128 | path_end = paths.end(); | |||
7129 | for (path = paths.begin(); path != path_end; ++path) { | |||
7130 | const size_t num_path_elements = path->size(); | |||
7131 | for (size_t e = 0; e < num_path_elements; ++e) { | |||
7132 | clang::CXXBasePathElement elem = (*path)[e]; | |||
7133 | ||||
7134 | child_idx = GetIndexForRecordBase(parent_record_decl, elem.Base, | |||
7135 | omit_empty_base_classes); | |||
7136 | if (child_idx == UINT32_MAX(4294967295U)) { | |||
7137 | child_indexes.clear(); | |||
7138 | return 0; | |||
7139 | } else { | |||
7140 | child_indexes.push_back(child_idx); | |||
7141 | parent_record_decl = llvm::cast<clang::RecordDecl>( | |||
7142 | elem.Base->getType() | |||
7143 | ->getAs<clang::RecordType>() | |||
7144 | ->getDecl()); | |||
7145 | } | |||
7146 | } | |||
7147 | for (clang::NamedDecl *path_decl : path->Decls) { | |||
7148 | child_idx = GetIndexForRecordChild( | |||
7149 | parent_record_decl, path_decl, omit_empty_base_classes); | |||
7150 | if (child_idx == UINT32_MAX(4294967295U)) { | |||
7151 | child_indexes.clear(); | |||
7152 | return 0; | |||
7153 | } else { | |||
7154 | child_indexes.push_back(child_idx); | |||
7155 | } | |||
7156 | } | |||
7157 | } | |||
7158 | return child_indexes.size(); | |||
7159 | } | |||
7160 | } | |||
7161 | } | |||
7162 | break; | |||
7163 | ||||
7164 | case clang::Type::ObjCObject: | |||
7165 | case clang::Type::ObjCInterface: | |||
7166 | if (GetCompleteType(type)) { | |||
7167 | llvm::StringRef name_sref(name); | |||
7168 | const clang::ObjCObjectType *objc_class_type = | |||
7169 | llvm::dyn_cast<clang::ObjCObjectType>(qual_type.getTypePtr()); | |||
7170 | assert(objc_class_type)((objc_class_type) ? static_cast<void> (0) : __assert_fail ("objc_class_type", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 7170, __PRETTY_FUNCTION__)); | |||
7171 | if (objc_class_type) { | |||
7172 | uint32_t child_idx = 0; | |||
7173 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
7174 | objc_class_type->getInterface(); | |||
7175 | ||||
7176 | if (class_interface_decl) { | |||
7177 | clang::ObjCInterfaceDecl::ivar_iterator ivar_pos, | |||
7178 | ivar_end = class_interface_decl->ivar_end(); | |||
7179 | clang::ObjCInterfaceDecl *superclass_interface_decl = | |||
7180 | class_interface_decl->getSuperClass(); | |||
7181 | ||||
7182 | for (ivar_pos = class_interface_decl->ivar_begin(); | |||
7183 | ivar_pos != ivar_end; ++ivar_pos, ++child_idx) { | |||
7184 | const clang::ObjCIvarDecl *ivar_decl = *ivar_pos; | |||
7185 | ||||
7186 | if (ivar_decl->getName().equals(name_sref)) { | |||
7187 | if ((!omit_empty_base_classes && superclass_interface_decl) || | |||
7188 | (omit_empty_base_classes && | |||
7189 | ObjCDeclHasIVars(superclass_interface_decl, true))) | |||
7190 | ++child_idx; | |||
7191 | ||||
7192 | child_indexes.push_back(child_idx); | |||
7193 | return child_indexes.size(); | |||
7194 | } | |||
7195 | } | |||
7196 | ||||
7197 | if (superclass_interface_decl) { | |||
7198 | // The super class index is always zero for ObjC classes, so we | |||
7199 | // push it onto the child indexes in case we find an ivar in our | |||
7200 | // superclass... | |||
7201 | child_indexes.push_back(0); | |||
7202 | ||||
7203 | CompilerType superclass_clang_type( | |||
7204 | getASTContext(), getASTContext()->getObjCInterfaceType( | |||
7205 | superclass_interface_decl)); | |||
7206 | if (superclass_clang_type.GetIndexOfChildMemberWithName( | |||
7207 | name, omit_empty_base_classes, child_indexes)) { | |||
7208 | // We did find an ivar in a superclass so just return the | |||
7209 | // results! | |||
7210 | return child_indexes.size(); | |||
7211 | } | |||
7212 | ||||
7213 | // We didn't find an ivar matching "name" in our superclass, pop | |||
7214 | // the superclass zero index that we pushed on above. | |||
7215 | child_indexes.pop_back(); | |||
7216 | } | |||
7217 | } | |||
7218 | } | |||
7219 | } | |||
7220 | break; | |||
7221 | ||||
7222 | case clang::Type::ObjCObjectPointer: { | |||
7223 | CompilerType objc_object_clang_type( | |||
7224 | getASTContext(), | |||
7225 | llvm::cast<clang::ObjCObjectPointerType>(qual_type.getTypePtr()) | |||
7226 | ->getPointeeType()); | |||
7227 | return objc_object_clang_type.GetIndexOfChildMemberWithName( | |||
7228 | name, omit_empty_base_classes, child_indexes); | |||
7229 | } break; | |||
7230 | ||||
7231 | case clang::Type::ConstantArray: { | |||
7232 | // const clang::ConstantArrayType *array = | |||
7233 | // llvm::cast<clang::ConstantArrayType>(parent_qual_type.getTypePtr()); | |||
7234 | // const uint64_t element_count = | |||
7235 | // array->getSize().getLimitedValue(); | |||
7236 | // | |||
7237 | // if (idx < element_count) | |||
7238 | // { | |||
7239 | // std::pair<uint64_t, unsigned> field_type_info = | |||
7240 | // ast->getTypeInfo(array->getElementType()); | |||
7241 | // | |||
7242 | // char element_name[32]; | |||
7243 | // ::snprintf (element_name, sizeof (element_name), | |||
7244 | // "%s[%u]", parent_name ? parent_name : "", idx); | |||
7245 | // | |||
7246 | // child_name.assign(element_name); | |||
7247 | // assert(field_type_info.first % 8 == 0); | |||
7248 | // child_byte_size = field_type_info.first / 8; | |||
7249 | // child_byte_offset = idx * child_byte_size; | |||
7250 | // return array->getElementType().getAsOpaquePtr(); | |||
7251 | // } | |||
7252 | } break; | |||
7253 | ||||
7254 | // case clang::Type::MemberPointerType: | |||
7255 | // { | |||
7256 | // MemberPointerType *mem_ptr_type = | |||
7257 | // llvm::cast<MemberPointerType>(qual_type.getTypePtr()); | |||
7258 | // clang::QualType pointee_type = | |||
7259 | // mem_ptr_type->getPointeeType(); | |||
7260 | // | |||
7261 | // if (ClangASTContext::IsAggregateType | |||
7262 | // (pointee_type.getAsOpaquePtr())) | |||
7263 | // { | |||
7264 | // return GetIndexOfChildWithName (ast, | |||
7265 | // mem_ptr_type->getPointeeType().getAsOpaquePtr(), | |||
7266 | // name); | |||
7267 | // } | |||
7268 | // } | |||
7269 | // break; | |||
7270 | // | |||
7271 | case clang::Type::LValueReference: | |||
7272 | case clang::Type::RValueReference: { | |||
7273 | const clang::ReferenceType *reference_type = | |||
7274 | llvm::cast<clang::ReferenceType>(qual_type.getTypePtr()); | |||
7275 | clang::QualType pointee_type(reference_type->getPointeeType()); | |||
7276 | CompilerType pointee_clang_type(getASTContext(), pointee_type); | |||
7277 | ||||
7278 | if (pointee_clang_type.IsAggregateType()) { | |||
7279 | return pointee_clang_type.GetIndexOfChildMemberWithName( | |||
7280 | name, omit_empty_base_classes, child_indexes); | |||
7281 | } | |||
7282 | } break; | |||
7283 | ||||
7284 | case clang::Type::Pointer: { | |||
7285 | CompilerType pointee_clang_type(GetPointeeType(type)); | |||
7286 | ||||
7287 | if (pointee_clang_type.IsAggregateType()) { | |||
7288 | return pointee_clang_type.GetIndexOfChildMemberWithName( | |||
7289 | name, omit_empty_base_classes, child_indexes); | |||
7290 | } | |||
7291 | } break; | |||
7292 | ||||
7293 | case clang::Type::Typedef: | |||
7294 | return CompilerType(getASTContext(), | |||
7295 | llvm::cast<clang::TypedefType>(qual_type) | |||
7296 | ->getDecl() | |||
7297 | ->getUnderlyingType()) | |||
7298 | .GetIndexOfChildMemberWithName(name, omit_empty_base_classes, | |||
7299 | child_indexes); | |||
7300 | ||||
7301 | case clang::Type::Auto: | |||
7302 | return CompilerType( | |||
7303 | getASTContext(), | |||
7304 | llvm::cast<clang::AutoType>(qual_type)->getDeducedType()) | |||
7305 | .GetIndexOfChildMemberWithName(name, omit_empty_base_classes, | |||
7306 | child_indexes); | |||
7307 | ||||
7308 | case clang::Type::Elaborated: | |||
7309 | return CompilerType( | |||
7310 | getASTContext(), | |||
7311 | llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()) | |||
7312 | .GetIndexOfChildMemberWithName(name, omit_empty_base_classes, | |||
7313 | child_indexes); | |||
7314 | ||||
7315 | case clang::Type::Paren: | |||
7316 | return CompilerType(getASTContext(), | |||
7317 | llvm::cast<clang::ParenType>(qual_type)->desugar()) | |||
7318 | .GetIndexOfChildMemberWithName(name, omit_empty_base_classes, | |||
7319 | child_indexes); | |||
7320 | ||||
7321 | default: | |||
7322 | break; | |||
7323 | } | |||
7324 | } | |||
7325 | return 0; | |||
7326 | } | |||
7327 | ||||
7328 | // Get the index of the child of "clang_type" whose name matches. This function | |||
7329 | // doesn't descend into the children, but only looks one level deep and name | |||
7330 | // matches can include base class names. | |||
7331 | ||||
7332 | uint32_t | |||
7333 | ClangASTContext::GetIndexOfChildWithName(lldb::opaque_compiler_type_t type, | |||
7334 | const char *name, | |||
7335 | bool omit_empty_base_classes) { | |||
7336 | if (type && name && name[0]) { | |||
7337 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
7338 | ||||
7339 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
7340 | ||||
7341 | switch (type_class) { | |||
7342 | case clang::Type::Record: | |||
7343 | if (GetCompleteType(type)) { | |||
7344 | const clang::RecordType *record_type = | |||
7345 | llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
7346 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
7347 | ||||
7348 | assert(record_decl)((record_decl) ? static_cast<void> (0) : __assert_fail ( "record_decl", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 7348, __PRETTY_FUNCTION__)); | |||
7349 | uint32_t child_idx = 0; | |||
7350 | ||||
7351 | const clang::CXXRecordDecl *cxx_record_decl = | |||
7352 | llvm::dyn_cast<clang::CXXRecordDecl>(record_decl); | |||
7353 | ||||
7354 | if (cxx_record_decl) { | |||
7355 | clang::CXXRecordDecl::base_class_const_iterator base_class, | |||
7356 | base_class_end; | |||
7357 | for (base_class = cxx_record_decl->bases_begin(), | |||
7358 | base_class_end = cxx_record_decl->bases_end(); | |||
7359 | base_class != base_class_end; ++base_class) { | |||
7360 | // Skip empty base classes | |||
7361 | clang::CXXRecordDecl *base_class_decl = | |||
7362 | llvm::cast<clang::CXXRecordDecl>( | |||
7363 | base_class->getType() | |||
7364 | ->getAs<clang::RecordType>() | |||
7365 | ->getDecl()); | |||
7366 | if (omit_empty_base_classes && | |||
7367 | ClangASTContext::RecordHasFields(base_class_decl) == false) | |||
7368 | continue; | |||
7369 | ||||
7370 | CompilerType base_class_clang_type(getASTContext(), | |||
7371 | base_class->getType()); | |||
7372 | std::string base_class_type_name( | |||
7373 | base_class_clang_type.GetTypeName().AsCString("")); | |||
7374 | if (base_class_type_name.compare(name) == 0) | |||
7375 | return child_idx; | |||
7376 | ++child_idx; | |||
7377 | } | |||
7378 | } | |||
7379 | ||||
7380 | // Try and find a field that matches NAME | |||
7381 | clang::RecordDecl::field_iterator field, field_end; | |||
7382 | llvm::StringRef name_sref(name); | |||
7383 | for (field = record_decl->field_begin(), | |||
7384 | field_end = record_decl->field_end(); | |||
7385 | field != field_end; ++field, ++child_idx) { | |||
7386 | if (field->getName().equals(name_sref)) | |||
7387 | return child_idx; | |||
7388 | } | |||
7389 | } | |||
7390 | break; | |||
7391 | ||||
7392 | case clang::Type::ObjCObject: | |||
7393 | case clang::Type::ObjCInterface: | |||
7394 | if (GetCompleteType(type)) { | |||
7395 | llvm::StringRef name_sref(name); | |||
7396 | const clang::ObjCObjectType *objc_class_type = | |||
7397 | llvm::dyn_cast<clang::ObjCObjectType>(qual_type.getTypePtr()); | |||
7398 | assert(objc_class_type)((objc_class_type) ? static_cast<void> (0) : __assert_fail ("objc_class_type", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 7398, __PRETTY_FUNCTION__)); | |||
7399 | if (objc_class_type) { | |||
7400 | uint32_t child_idx = 0; | |||
7401 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
7402 | objc_class_type->getInterface(); | |||
7403 | ||||
7404 | if (class_interface_decl) { | |||
7405 | clang::ObjCInterfaceDecl::ivar_iterator ivar_pos, | |||
7406 | ivar_end = class_interface_decl->ivar_end(); | |||
7407 | clang::ObjCInterfaceDecl *superclass_interface_decl = | |||
7408 | class_interface_decl->getSuperClass(); | |||
7409 | ||||
7410 | for (ivar_pos = class_interface_decl->ivar_begin(); | |||
7411 | ivar_pos != ivar_end; ++ivar_pos, ++child_idx) { | |||
7412 | const clang::ObjCIvarDecl *ivar_decl = *ivar_pos; | |||
7413 | ||||
7414 | if (ivar_decl->getName().equals(name_sref)) { | |||
7415 | if ((!omit_empty_base_classes && superclass_interface_decl) || | |||
7416 | (omit_empty_base_classes && | |||
7417 | ObjCDeclHasIVars(superclass_interface_decl, true))) | |||
7418 | ++child_idx; | |||
7419 | ||||
7420 | return child_idx; | |||
7421 | } | |||
7422 | } | |||
7423 | ||||
7424 | if (superclass_interface_decl) { | |||
7425 | if (superclass_interface_decl->getName().equals(name_sref)) | |||
7426 | return 0; | |||
7427 | } | |||
7428 | } | |||
7429 | } | |||
7430 | } | |||
7431 | break; | |||
7432 | ||||
7433 | case clang::Type::ObjCObjectPointer: { | |||
7434 | CompilerType pointee_clang_type( | |||
7435 | getASTContext(), | |||
7436 | llvm::cast<clang::ObjCObjectPointerType>(qual_type.getTypePtr()) | |||
7437 | ->getPointeeType()); | |||
7438 | return pointee_clang_type.GetIndexOfChildWithName( | |||
7439 | name, omit_empty_base_classes); | |||
7440 | } break; | |||
7441 | ||||
7442 | case clang::Type::ConstantArray: { | |||
7443 | // const clang::ConstantArrayType *array = | |||
7444 | // llvm::cast<clang::ConstantArrayType>(parent_qual_type.getTypePtr()); | |||
7445 | // const uint64_t element_count = | |||
7446 | // array->getSize().getLimitedValue(); | |||
7447 | // | |||
7448 | // if (idx < element_count) | |||
7449 | // { | |||
7450 | // std::pair<uint64_t, unsigned> field_type_info = | |||
7451 | // ast->getTypeInfo(array->getElementType()); | |||
7452 | // | |||
7453 | // char element_name[32]; | |||
7454 | // ::snprintf (element_name, sizeof (element_name), | |||
7455 | // "%s[%u]", parent_name ? parent_name : "", idx); | |||
7456 | // | |||
7457 | // child_name.assign(element_name); | |||
7458 | // assert(field_type_info.first % 8 == 0); | |||
7459 | // child_byte_size = field_type_info.first / 8; | |||
7460 | // child_byte_offset = idx * child_byte_size; | |||
7461 | // return array->getElementType().getAsOpaquePtr(); | |||
7462 | // } | |||
7463 | } break; | |||
7464 | ||||
7465 | // case clang::Type::MemberPointerType: | |||
7466 | // { | |||
7467 | // MemberPointerType *mem_ptr_type = | |||
7468 | // llvm::cast<MemberPointerType>(qual_type.getTypePtr()); | |||
7469 | // clang::QualType pointee_type = | |||
7470 | // mem_ptr_type->getPointeeType(); | |||
7471 | // | |||
7472 | // if (ClangASTContext::IsAggregateType | |||
7473 | // (pointee_type.getAsOpaquePtr())) | |||
7474 | // { | |||
7475 | // return GetIndexOfChildWithName (ast, | |||
7476 | // mem_ptr_type->getPointeeType().getAsOpaquePtr(), | |||
7477 | // name); | |||
7478 | // } | |||
7479 | // } | |||
7480 | // break; | |||
7481 | // | |||
7482 | case clang::Type::LValueReference: | |||
7483 | case clang::Type::RValueReference: { | |||
7484 | const clang::ReferenceType *reference_type = | |||
7485 | llvm::cast<clang::ReferenceType>(qual_type.getTypePtr()); | |||
7486 | CompilerType pointee_type(getASTContext(), | |||
7487 | reference_type->getPointeeType()); | |||
7488 | ||||
7489 | if (pointee_type.IsAggregateType()) { | |||
7490 | return pointee_type.GetIndexOfChildWithName(name, | |||
7491 | omit_empty_base_classes); | |||
7492 | } | |||
7493 | } break; | |||
7494 | ||||
7495 | case clang::Type::Pointer: { | |||
7496 | const clang::PointerType *pointer_type = | |||
7497 | llvm::cast<clang::PointerType>(qual_type.getTypePtr()); | |||
7498 | CompilerType pointee_type(getASTContext(), | |||
7499 | pointer_type->getPointeeType()); | |||
7500 | ||||
7501 | if (pointee_type.IsAggregateType()) { | |||
7502 | return pointee_type.GetIndexOfChildWithName(name, | |||
7503 | omit_empty_base_classes); | |||
7504 | } else { | |||
7505 | // if (parent_name) | |||
7506 | // { | |||
7507 | // child_name.assign(1, '*'); | |||
7508 | // child_name += parent_name; | |||
7509 | // } | |||
7510 | // | |||
7511 | // // We have a pointer to an simple type | |||
7512 | // if (idx == 0) | |||
7513 | // { | |||
7514 | // std::pair<uint64_t, unsigned> clang_type_info | |||
7515 | // = ast->getTypeInfo(pointee_type); | |||
7516 | // assert(clang_type_info.first % 8 == 0); | |||
7517 | // child_byte_size = clang_type_info.first / 8; | |||
7518 | // child_byte_offset = 0; | |||
7519 | // return pointee_type.getAsOpaquePtr(); | |||
7520 | // } | |||
7521 | } | |||
7522 | } break; | |||
7523 | ||||
7524 | case clang::Type::Auto: | |||
7525 | return CompilerType( | |||
7526 | getASTContext(), | |||
7527 | llvm::cast<clang::AutoType>(qual_type)->getDeducedType()) | |||
7528 | .GetIndexOfChildWithName(name, omit_empty_base_classes); | |||
7529 | ||||
7530 | case clang::Type::Elaborated: | |||
7531 | return CompilerType( | |||
7532 | getASTContext(), | |||
7533 | llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()) | |||
7534 | .GetIndexOfChildWithName(name, omit_empty_base_classes); | |||
7535 | ||||
7536 | case clang::Type::Paren: | |||
7537 | return CompilerType(getASTContext(), | |||
7538 | llvm::cast<clang::ParenType>(qual_type)->desugar()) | |||
7539 | .GetIndexOfChildWithName(name, omit_empty_base_classes); | |||
7540 | ||||
7541 | case clang::Type::Typedef: | |||
7542 | return CompilerType(getASTContext(), | |||
7543 | llvm::cast<clang::TypedefType>(qual_type) | |||
7544 | ->getDecl() | |||
7545 | ->getUnderlyingType()) | |||
7546 | .GetIndexOfChildWithName(name, omit_empty_base_classes); | |||
7547 | ||||
7548 | default: | |||
7549 | break; | |||
7550 | } | |||
7551 | } | |||
7552 | return UINT32_MAX(4294967295U); | |||
7553 | } | |||
7554 | ||||
7555 | size_t | |||
7556 | ClangASTContext::GetNumTemplateArguments(lldb::opaque_compiler_type_t type) { | |||
7557 | if (!type) | |||
7558 | return 0; | |||
7559 | ||||
7560 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
7561 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
7562 | switch (type_class) { | |||
7563 | case clang::Type::Record: | |||
7564 | if (GetCompleteType(type)) { | |||
7565 | const clang::CXXRecordDecl *cxx_record_decl = | |||
7566 | qual_type->getAsCXXRecordDecl(); | |||
7567 | if (cxx_record_decl) { | |||
7568 | const clang::ClassTemplateSpecializationDecl *template_decl = | |||
7569 | llvm::dyn_cast<clang::ClassTemplateSpecializationDecl>( | |||
7570 | cxx_record_decl); | |||
7571 | if (template_decl) | |||
7572 | return template_decl->getTemplateArgs().size(); | |||
7573 | } | |||
7574 | } | |||
7575 | break; | |||
7576 | ||||
7577 | case clang::Type::Typedef: | |||
7578 | return (CompilerType(getASTContext(), | |||
7579 | llvm::cast<clang::TypedefType>(qual_type) | |||
7580 | ->getDecl() | |||
7581 | ->getUnderlyingType())) | |||
7582 | .GetNumTemplateArguments(); | |||
7583 | ||||
7584 | case clang::Type::Auto: | |||
7585 | return (CompilerType( | |||
7586 | getASTContext(), | |||
7587 | llvm::cast<clang::AutoType>(qual_type)->getDeducedType())) | |||
7588 | .GetNumTemplateArguments(); | |||
7589 | ||||
7590 | case clang::Type::Elaborated: | |||
7591 | return (CompilerType( | |||
7592 | getASTContext(), | |||
7593 | llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType())) | |||
7594 | .GetNumTemplateArguments(); | |||
7595 | ||||
7596 | case clang::Type::Paren: | |||
7597 | return (CompilerType(getASTContext(), | |||
7598 | llvm::cast<clang::ParenType>(qual_type)->desugar())) | |||
7599 | .GetNumTemplateArguments(); | |||
7600 | ||||
7601 | default: | |||
7602 | break; | |||
7603 | } | |||
7604 | ||||
7605 | return 0; | |||
7606 | } | |||
7607 | ||||
7608 | const clang::ClassTemplateSpecializationDecl * | |||
7609 | ClangASTContext::GetAsTemplateSpecialization( | |||
7610 | lldb::opaque_compiler_type_t type) { | |||
7611 | if (!type) | |||
7612 | return nullptr; | |||
7613 | ||||
7614 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
7615 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
7616 | switch (type_class) { | |||
7617 | case clang::Type::Record: { | |||
7618 | if (! GetCompleteType(type)) | |||
7619 | return nullptr; | |||
7620 | const clang::CXXRecordDecl *cxx_record_decl = | |||
7621 | qual_type->getAsCXXRecordDecl(); | |||
7622 | if (!cxx_record_decl) | |||
7623 | return nullptr; | |||
7624 | return llvm::dyn_cast<clang::ClassTemplateSpecializationDecl>( | |||
7625 | cxx_record_decl); | |||
7626 | } | |||
7627 | ||||
7628 | case clang::Type::Typedef: | |||
7629 | return GetAsTemplateSpecialization(llvm::cast<clang::TypedefType>(qual_type) | |||
7630 | ->getDecl() | |||
7631 | ->getUnderlyingType() | |||
7632 | .getAsOpaquePtr()); | |||
7633 | ||||
7634 | case clang::Type::Auto: | |||
7635 | return GetAsTemplateSpecialization(llvm::cast<clang::AutoType>(qual_type) | |||
7636 | ->getDeducedType() | |||
7637 | .getAsOpaquePtr()); | |||
7638 | ||||
7639 | case clang::Type::Elaborated: | |||
7640 | return GetAsTemplateSpecialization( | |||
7641 | llvm::cast<clang::ElaboratedType>(qual_type) | |||
7642 | ->getNamedType() | |||
7643 | .getAsOpaquePtr()); | |||
7644 | ||||
7645 | case clang::Type::Paren: | |||
7646 | return GetAsTemplateSpecialization( | |||
7647 | llvm::cast<clang::ParenType>(qual_type)->desugar().getAsOpaquePtr()); | |||
7648 | ||||
7649 | default: | |||
7650 | return nullptr; | |||
7651 | } | |||
7652 | } | |||
7653 | ||||
7654 | lldb::TemplateArgumentKind | |||
7655 | ClangASTContext::GetTemplateArgumentKind(lldb::opaque_compiler_type_t type, | |||
7656 | size_t arg_idx) { | |||
7657 | const clang::ClassTemplateSpecializationDecl *template_decl = | |||
7658 | GetAsTemplateSpecialization(type); | |||
7659 | if (! template_decl || arg_idx >= template_decl->getTemplateArgs().size()) | |||
7660 | return eTemplateArgumentKindNull; | |||
7661 | ||||
7662 | switch (template_decl->getTemplateArgs()[arg_idx].getKind()) { | |||
7663 | case clang::TemplateArgument::Null: | |||
7664 | return eTemplateArgumentKindNull; | |||
7665 | ||||
7666 | case clang::TemplateArgument::NullPtr: | |||
7667 | return eTemplateArgumentKindNullPtr; | |||
7668 | ||||
7669 | case clang::TemplateArgument::Type: | |||
7670 | return eTemplateArgumentKindType; | |||
7671 | ||||
7672 | case clang::TemplateArgument::Declaration: | |||
7673 | return eTemplateArgumentKindDeclaration; | |||
7674 | ||||
7675 | case clang::TemplateArgument::Integral: | |||
7676 | return eTemplateArgumentKindIntegral; | |||
7677 | ||||
7678 | case clang::TemplateArgument::Template: | |||
7679 | return eTemplateArgumentKindTemplate; | |||
7680 | ||||
7681 | case clang::TemplateArgument::TemplateExpansion: | |||
7682 | return eTemplateArgumentKindTemplateExpansion; | |||
7683 | ||||
7684 | case clang::TemplateArgument::Expression: | |||
7685 | return eTemplateArgumentKindExpression; | |||
7686 | ||||
7687 | case clang::TemplateArgument::Pack: | |||
7688 | return eTemplateArgumentKindPack; | |||
7689 | } | |||
7690 | llvm_unreachable("Unhandled clang::TemplateArgument::ArgKind")::llvm::llvm_unreachable_internal("Unhandled clang::TemplateArgument::ArgKind" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 7690); | |||
7691 | } | |||
7692 | ||||
7693 | CompilerType | |||
7694 | ClangASTContext::GetTypeTemplateArgument(lldb::opaque_compiler_type_t type, | |||
7695 | size_t idx) { | |||
7696 | const clang::ClassTemplateSpecializationDecl *template_decl = | |||
7697 | GetAsTemplateSpecialization(type); | |||
7698 | if (!template_decl || idx >= template_decl->getTemplateArgs().size()) | |||
7699 | return CompilerType(); | |||
7700 | ||||
7701 | const clang::TemplateArgument &template_arg = | |||
7702 | template_decl->getTemplateArgs()[idx]; | |||
7703 | if (template_arg.getKind() != clang::TemplateArgument::Type) | |||
7704 | return CompilerType(); | |||
7705 | ||||
7706 | return CompilerType(getASTContext(), template_arg.getAsType()); | |||
7707 | } | |||
7708 | ||||
7709 | llvm::Optional<CompilerType::IntegralTemplateArgument> | |||
7710 | ClangASTContext::GetIntegralTemplateArgument(lldb::opaque_compiler_type_t type, | |||
7711 | size_t idx) { | |||
7712 | const clang::ClassTemplateSpecializationDecl *template_decl = | |||
7713 | GetAsTemplateSpecialization(type); | |||
7714 | if (! template_decl || idx >= template_decl->getTemplateArgs().size()) | |||
7715 | return llvm::None; | |||
7716 | ||||
7717 | const clang::TemplateArgument &template_arg = | |||
7718 | template_decl->getTemplateArgs()[idx]; | |||
7719 | if (template_arg.getKind() != clang::TemplateArgument::Integral) | |||
7720 | return llvm::None; | |||
7721 | ||||
7722 | return {{template_arg.getAsIntegral(), | |||
7723 | CompilerType(getASTContext(), template_arg.getIntegralType())}}; | |||
7724 | } | |||
7725 | ||||
7726 | CompilerType ClangASTContext::GetTypeForFormatters(void *type) { | |||
7727 | if (type) | |||
7728 | return ClangUtil::RemoveFastQualifiers(CompilerType(this, type)); | |||
7729 | return CompilerType(); | |||
7730 | } | |||
7731 | ||||
7732 | clang::EnumDecl *ClangASTContext::GetAsEnumDecl(const CompilerType &type) { | |||
7733 | const clang::EnumType *enutype = | |||
7734 | llvm::dyn_cast<clang::EnumType>(ClangUtil::GetCanonicalQualType(type)); | |||
7735 | if (enutype) | |||
7736 | return enutype->getDecl(); | |||
7737 | return NULL__null; | |||
7738 | } | |||
7739 | ||||
7740 | clang::RecordDecl *ClangASTContext::GetAsRecordDecl(const CompilerType &type) { | |||
7741 | const clang::RecordType *record_type = | |||
7742 | llvm::dyn_cast<clang::RecordType>(ClangUtil::GetCanonicalQualType(type)); | |||
7743 | if (record_type) | |||
7744 | return record_type->getDecl(); | |||
7745 | return nullptr; | |||
7746 | } | |||
7747 | ||||
7748 | clang::TagDecl *ClangASTContext::GetAsTagDecl(const CompilerType &type) { | |||
7749 | clang::QualType qual_type = ClangUtil::GetCanonicalQualType(type); | |||
7750 | if (qual_type.isNull()) | |||
7751 | return nullptr; | |||
7752 | else | |||
7753 | return qual_type->getAsTagDecl(); | |||
7754 | } | |||
7755 | ||||
7756 | clang::TypedefNameDecl * | |||
7757 | ClangASTContext::GetAsTypedefDecl(const CompilerType &type) { | |||
7758 | const clang::TypedefType *typedef_type = | |||
7759 | llvm::dyn_cast<clang::TypedefType>(ClangUtil::GetQualType(type)); | |||
7760 | if (typedef_type) | |||
7761 | return typedef_type->getDecl(); | |||
7762 | return nullptr; | |||
7763 | } | |||
7764 | ||||
7765 | clang::CXXRecordDecl * | |||
7766 | ClangASTContext::GetAsCXXRecordDecl(lldb::opaque_compiler_type_t type) { | |||
7767 | return GetCanonicalQualType(type)->getAsCXXRecordDecl(); | |||
7768 | } | |||
7769 | ||||
7770 | clang::ObjCInterfaceDecl * | |||
7771 | ClangASTContext::GetAsObjCInterfaceDecl(const CompilerType &type) { | |||
7772 | const clang::ObjCObjectType *objc_class_type = | |||
7773 | llvm::dyn_cast<clang::ObjCObjectType>( | |||
7774 | ClangUtil::GetCanonicalQualType(type)); | |||
7775 | if (objc_class_type) | |||
7776 | return objc_class_type->getInterface(); | |||
7777 | return nullptr; | |||
7778 | } | |||
7779 | ||||
7780 | clang::FieldDecl *ClangASTContext::AddFieldToRecordType( | |||
7781 | const CompilerType &type, llvm::StringRef name, | |||
7782 | const CompilerType &field_clang_type, AccessType access, | |||
7783 | uint32_t bitfield_bit_size) { | |||
7784 | if (!type.IsValid() || !field_clang_type.IsValid()) | |||
7785 | return nullptr; | |||
7786 | ClangASTContext *ast = | |||
7787 | llvm::dyn_cast_or_null<ClangASTContext>(type.GetTypeSystem()); | |||
7788 | if (!ast) | |||
7789 | return nullptr; | |||
7790 | clang::ASTContext *clang_ast = ast->getASTContext(); | |||
7791 | clang::IdentifierInfo *ident = nullptr; | |||
7792 | if (!name.empty()) | |||
7793 | ident = &clang_ast->Idents.get(name); | |||
7794 | ||||
7795 | clang::FieldDecl *field = nullptr; | |||
7796 | ||||
7797 | clang::Expr *bit_width = nullptr; | |||
7798 | if (bitfield_bit_size != 0) { | |||
7799 | llvm::APInt bitfield_bit_size_apint( | |||
7800 | clang_ast->getTypeSize(clang_ast->IntTy), bitfield_bit_size); | |||
7801 | bit_width = new (*clang_ast) | |||
7802 | clang::IntegerLiteral(*clang_ast, bitfield_bit_size_apint, | |||
7803 | clang_ast->IntTy, clang::SourceLocation()); | |||
7804 | } | |||
7805 | ||||
7806 | clang::RecordDecl *record_decl = ast->GetAsRecordDecl(type); | |||
7807 | if (record_decl) { | |||
7808 | field = clang::FieldDecl::Create( | |||
7809 | *clang_ast, record_decl, clang::SourceLocation(), | |||
7810 | clang::SourceLocation(), | |||
7811 | ident, // Identifier | |||
7812 | ClangUtil::GetQualType(field_clang_type), // Field type | |||
7813 | nullptr, // TInfo * | |||
7814 | bit_width, // BitWidth | |||
7815 | false, // Mutable | |||
7816 | clang::ICIS_NoInit); // HasInit | |||
7817 | ||||
7818 | if (name.empty()) { | |||
7819 | // Determine whether this field corresponds to an anonymous struct or | |||
7820 | // union. | |||
7821 | if (const clang::TagType *TagT = | |||
7822 | field->getType()->getAs<clang::TagType>()) { | |||
7823 | if (clang::RecordDecl *Rec = | |||
7824 | llvm::dyn_cast<clang::RecordDecl>(TagT->getDecl())) | |||
7825 | if (!Rec->getDeclName()) { | |||
7826 | Rec->setAnonymousStructOrUnion(true); | |||
7827 | field->setImplicit(); | |||
7828 | } | |||
7829 | } | |||
7830 | } | |||
7831 | ||||
7832 | if (field) { | |||
7833 | field->setAccess( | |||
7834 | ClangASTContext::ConvertAccessTypeToAccessSpecifier(access)); | |||
7835 | ||||
7836 | record_decl->addDecl(field); | |||
7837 | ||||
7838 | #ifdef LLDB_CONFIGURATION_DEBUG | |||
7839 | VerifyDecl(field); | |||
7840 | #endif | |||
7841 | } | |||
7842 | } else { | |||
7843 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
7844 | ast->GetAsObjCInterfaceDecl(type); | |||
7845 | ||||
7846 | if (class_interface_decl) { | |||
7847 | const bool is_synthesized = false; | |||
7848 | ||||
7849 | field_clang_type.GetCompleteType(); | |||
7850 | ||||
7851 | field = clang::ObjCIvarDecl::Create( | |||
7852 | *clang_ast, class_interface_decl, clang::SourceLocation(), | |||
7853 | clang::SourceLocation(), | |||
7854 | ident, // Identifier | |||
7855 | ClangUtil::GetQualType(field_clang_type), // Field type | |||
7856 | nullptr, // TypeSourceInfo * | |||
7857 | ConvertAccessTypeToObjCIvarAccessControl(access), bit_width, | |||
7858 | is_synthesized); | |||
7859 | ||||
7860 | if (field) { | |||
7861 | class_interface_decl->addDecl(field); | |||
7862 | ||||
7863 | #ifdef LLDB_CONFIGURATION_DEBUG | |||
7864 | VerifyDecl(field); | |||
7865 | #endif | |||
7866 | } | |||
7867 | } | |||
7868 | } | |||
7869 | return field; | |||
7870 | } | |||
7871 | ||||
7872 | void ClangASTContext::BuildIndirectFields(const CompilerType &type) { | |||
7873 | if (!type) | |||
| ||||
7874 | return; | |||
7875 | ||||
7876 | ClangASTContext *ast = llvm::dyn_cast<ClangASTContext>(type.GetTypeSystem()); | |||
7877 | if (!ast) | |||
7878 | return; | |||
7879 | ||||
7880 | clang::RecordDecl *record_decl = ast->GetAsRecordDecl(type); | |||
7881 | ||||
7882 | if (!record_decl) | |||
7883 | return; | |||
7884 | ||||
7885 | typedef llvm::SmallVector<clang::IndirectFieldDecl *, 1> IndirectFieldVector; | |||
7886 | ||||
7887 | IndirectFieldVector indirect_fields; | |||
7888 | clang::RecordDecl::field_iterator field_pos; | |||
7889 | clang::RecordDecl::field_iterator field_end_pos = record_decl->field_end(); | |||
7890 | clang::RecordDecl::field_iterator last_field_pos = field_end_pos; | |||
7891 | for (field_pos = record_decl->field_begin(); field_pos != field_end_pos; | |||
7892 | last_field_pos = field_pos++) { | |||
7893 | if (field_pos->isAnonymousStructOrUnion()) { | |||
7894 | clang::QualType field_qual_type = field_pos->getType(); | |||
7895 | ||||
7896 | const clang::RecordType *field_record_type = | |||
7897 | field_qual_type->getAs<clang::RecordType>(); | |||
7898 | ||||
7899 | if (!field_record_type) | |||
7900 | continue; | |||
7901 | ||||
7902 | clang::RecordDecl *field_record_decl = field_record_type->getDecl(); | |||
7903 | ||||
7904 | if (!field_record_decl) | |||
7905 | continue; | |||
7906 | ||||
7907 | for (clang::RecordDecl::decl_iterator | |||
7908 | di = field_record_decl->decls_begin(), | |||
7909 | de = field_record_decl->decls_end(); | |||
7910 | di != de; ++di) { | |||
7911 | if (clang::FieldDecl *nested_field_decl = | |||
7912 | llvm::dyn_cast<clang::FieldDecl>(*di)) { | |||
7913 | clang::NamedDecl **chain = | |||
7914 | new (*ast->getASTContext()) clang::NamedDecl *[2]; | |||
7915 | chain[0] = *field_pos; | |||
7916 | chain[1] = nested_field_decl; | |||
7917 | clang::IndirectFieldDecl *indirect_field = | |||
7918 | clang::IndirectFieldDecl::Create( | |||
7919 | *ast->getASTContext(), record_decl, clang::SourceLocation(), | |||
7920 | nested_field_decl->getIdentifier(), | |||
7921 | nested_field_decl->getType(), {chain, 2}); | |||
7922 | ||||
7923 | indirect_field->setImplicit(); | |||
7924 | ||||
7925 | indirect_field->setAccess(ClangASTContext::UnifyAccessSpecifiers( | |||
7926 | field_pos->getAccess(), nested_field_decl->getAccess())); | |||
7927 | ||||
7928 | indirect_fields.push_back(indirect_field); | |||
7929 | } else if (clang::IndirectFieldDecl *nested_indirect_field_decl = | |||
7930 | llvm::dyn_cast<clang::IndirectFieldDecl>(*di)) { | |||
7931 | size_t nested_chain_size = | |||
7932 | nested_indirect_field_decl->getChainingSize(); | |||
7933 | clang::NamedDecl **chain = new (*ast->getASTContext()) | |||
7934 | clang::NamedDecl *[nested_chain_size + 1]; | |||
7935 | chain[0] = *field_pos; | |||
| ||||
7936 | ||||
7937 | int chain_index = 1; | |||
7938 | for (clang::IndirectFieldDecl::chain_iterator | |||
7939 | nci = nested_indirect_field_decl->chain_begin(), | |||
7940 | nce = nested_indirect_field_decl->chain_end(); | |||
7941 | nci < nce; ++nci) { | |||
7942 | chain[chain_index] = *nci; | |||
7943 | chain_index++; | |||
7944 | } | |||
7945 | ||||
7946 | clang::IndirectFieldDecl *indirect_field = | |||
7947 | clang::IndirectFieldDecl::Create( | |||
7948 | *ast->getASTContext(), record_decl, clang::SourceLocation(), | |||
7949 | nested_indirect_field_decl->getIdentifier(), | |||
7950 | nested_indirect_field_decl->getType(), | |||
7951 | {chain, nested_chain_size + 1}); | |||
7952 | ||||
7953 | indirect_field->setImplicit(); | |||
7954 | ||||
7955 | indirect_field->setAccess(ClangASTContext::UnifyAccessSpecifiers( | |||
7956 | field_pos->getAccess(), nested_indirect_field_decl->getAccess())); | |||
7957 | ||||
7958 | indirect_fields.push_back(indirect_field); | |||
7959 | } | |||
7960 | } | |||
7961 | } | |||
7962 | } | |||
7963 | ||||
7964 | // Check the last field to see if it has an incomplete array type as its last | |||
7965 | // member and if it does, the tell the record decl about it | |||
7966 | if (last_field_pos != field_end_pos) { | |||
7967 | if (last_field_pos->getType()->isIncompleteArrayType()) | |||
7968 | record_decl->hasFlexibleArrayMember(); | |||
7969 | } | |||
7970 | ||||
7971 | for (IndirectFieldVector::iterator ifi = indirect_fields.begin(), | |||
7972 | ife = indirect_fields.end(); | |||
7973 | ifi < ife; ++ifi) { | |||
7974 | record_decl->addDecl(*ifi); | |||
7975 | } | |||
7976 | } | |||
7977 | ||||
7978 | void ClangASTContext::SetIsPacked(const CompilerType &type) { | |||
7979 | if (type) { | |||
7980 | ClangASTContext *ast = | |||
7981 | llvm::dyn_cast<ClangASTContext>(type.GetTypeSystem()); | |||
7982 | if (ast) { | |||
7983 | clang::RecordDecl *record_decl = GetAsRecordDecl(type); | |||
7984 | ||||
7985 | if (!record_decl) | |||
7986 | return; | |||
7987 | ||||
7988 | record_decl->addAttr( | |||
7989 | clang::PackedAttr::CreateImplicit(*ast->getASTContext())); | |||
7990 | } | |||
7991 | } | |||
7992 | } | |||
7993 | ||||
7994 | clang::VarDecl *ClangASTContext::AddVariableToRecordType( | |||
7995 | const CompilerType &type, llvm::StringRef name, | |||
7996 | const CompilerType &var_type, AccessType access) { | |||
7997 | if (!type.IsValid() || !var_type.IsValid()) | |||
7998 | return nullptr; | |||
7999 | ||||
8000 | ClangASTContext *ast = llvm::dyn_cast<ClangASTContext>(type.GetTypeSystem()); | |||
8001 | if (!ast) | |||
8002 | return nullptr; | |||
8003 | ||||
8004 | clang::RecordDecl *record_decl = ast->GetAsRecordDecl(type); | |||
8005 | if (!record_decl) | |||
8006 | return nullptr; | |||
8007 | ||||
8008 | clang::VarDecl *var_decl = nullptr; | |||
8009 | clang::IdentifierInfo *ident = nullptr; | |||
8010 | if (!name.empty()) | |||
8011 | ident = &ast->getASTContext()->Idents.get(name); | |||
8012 | ||||
8013 | var_decl = clang::VarDecl::Create( | |||
8014 | *ast->getASTContext(), // ASTContext & | |||
8015 | record_decl, // DeclContext * | |||
8016 | clang::SourceLocation(), // clang::SourceLocation StartLoc | |||
8017 | clang::SourceLocation(), // clang::SourceLocation IdLoc | |||
8018 | ident, // clang::IdentifierInfo * | |||
8019 | ClangUtil::GetQualType(var_type), // Variable clang::QualType | |||
8020 | nullptr, // TypeSourceInfo * | |||
8021 | clang::SC_Static); // StorageClass | |||
8022 | if (!var_decl) | |||
8023 | return nullptr; | |||
8024 | ||||
8025 | var_decl->setAccess( | |||
8026 | ClangASTContext::ConvertAccessTypeToAccessSpecifier(access)); | |||
8027 | record_decl->addDecl(var_decl); | |||
8028 | ||||
8029 | #ifdef LLDB_CONFIGURATION_DEBUG | |||
8030 | VerifyDecl(var_decl); | |||
8031 | #endif | |||
8032 | ||||
8033 | return var_decl; | |||
8034 | } | |||
8035 | ||||
8036 | clang::CXXMethodDecl *ClangASTContext::AddMethodToCXXRecordType( | |||
8037 | lldb::opaque_compiler_type_t type, const char *name, const char *mangled_name, | |||
8038 | const CompilerType &method_clang_type, lldb::AccessType access, | |||
8039 | bool is_virtual, bool is_static, bool is_inline, bool is_explicit, | |||
8040 | bool is_attr_used, bool is_artificial) { | |||
8041 | if (!type || !method_clang_type.IsValid() || name == nullptr || | |||
8042 | name[0] == '\0') | |||
8043 | return nullptr; | |||
8044 | ||||
8045 | clang::QualType record_qual_type(GetCanonicalQualType(type)); | |||
8046 | ||||
8047 | clang::CXXRecordDecl *cxx_record_decl = | |||
8048 | record_qual_type->getAsCXXRecordDecl(); | |||
8049 | ||||
8050 | if (cxx_record_decl == nullptr) | |||
8051 | return nullptr; | |||
8052 | ||||
8053 | clang::QualType method_qual_type(ClangUtil::GetQualType(method_clang_type)); | |||
8054 | ||||
8055 | clang::CXXMethodDecl *cxx_method_decl = nullptr; | |||
8056 | ||||
8057 | clang::DeclarationName decl_name(&getASTContext()->Idents.get(name)); | |||
8058 | ||||
8059 | const clang::FunctionType *function_type = | |||
8060 | llvm::dyn_cast<clang::FunctionType>(method_qual_type.getTypePtr()); | |||
8061 | ||||
8062 | if (function_type == nullptr) | |||
8063 | return nullptr; | |||
8064 | ||||
8065 | const clang::FunctionProtoType *method_function_prototype( | |||
8066 | llvm::dyn_cast<clang::FunctionProtoType>(function_type)); | |||
8067 | ||||
8068 | if (!method_function_prototype) | |||
8069 | return nullptr; | |||
8070 | ||||
8071 | unsigned int num_params = method_function_prototype->getNumParams(); | |||
8072 | ||||
8073 | clang::CXXDestructorDecl *cxx_dtor_decl(nullptr); | |||
8074 | clang::CXXConstructorDecl *cxx_ctor_decl(nullptr); | |||
8075 | ||||
8076 | if (is_artificial) | |||
8077 | return nullptr; // skip everything artificial | |||
8078 | ||||
8079 | if (name[0] == '~') { | |||
8080 | cxx_dtor_decl = clang::CXXDestructorDecl::Create( | |||
8081 | *getASTContext(), cxx_record_decl, clang::SourceLocation(), | |||
8082 | clang::DeclarationNameInfo( | |||
8083 | getASTContext()->DeclarationNames.getCXXDestructorName( | |||
8084 | getASTContext()->getCanonicalType(record_qual_type)), | |||
8085 | clang::SourceLocation()), | |||
8086 | method_qual_type, nullptr, is_inline, is_artificial); | |||
8087 | cxx_method_decl = cxx_dtor_decl; | |||
8088 | } else if (decl_name == cxx_record_decl->getDeclName()) { | |||
8089 | cxx_ctor_decl = clang::CXXConstructorDecl::Create( | |||
8090 | *getASTContext(), cxx_record_decl, clang::SourceLocation(), | |||
8091 | clang::DeclarationNameInfo( | |||
8092 | getASTContext()->DeclarationNames.getCXXConstructorName( | |||
8093 | getASTContext()->getCanonicalType(record_qual_type)), | |||
8094 | clang::SourceLocation()), | |||
8095 | method_qual_type, | |||
8096 | nullptr, // TypeSourceInfo * | |||
8097 | is_explicit, is_inline, is_artificial, false /*is_constexpr*/); | |||
8098 | cxx_method_decl = cxx_ctor_decl; | |||
8099 | } else { | |||
8100 | clang::StorageClass SC = is_static ? clang::SC_Static : clang::SC_None; | |||
8101 | clang::OverloadedOperatorKind op_kind = clang::NUM_OVERLOADED_OPERATORS; | |||
8102 | ||||
8103 | if (IsOperator(name, op_kind)) { | |||
8104 | if (op_kind != clang::NUM_OVERLOADED_OPERATORS) { | |||
8105 | // Check the number of operator parameters. Sometimes we have seen bad | |||
8106 | // DWARF that doesn't correctly describe operators and if we try to | |||
8107 | // create a method and add it to the class, clang will assert and | |||
8108 | // crash, so we need to make sure things are acceptable. | |||
8109 | const bool is_method = true; | |||
8110 | if (!ClangASTContext::CheckOverloadedOperatorKindParameterCount( | |||
8111 | is_method, op_kind, num_params)) | |||
8112 | return nullptr; | |||
8113 | cxx_method_decl = clang::CXXMethodDecl::Create( | |||
8114 | *getASTContext(), cxx_record_decl, clang::SourceLocation(), | |||
8115 | clang::DeclarationNameInfo( | |||
8116 | getASTContext()->DeclarationNames.getCXXOperatorName(op_kind), | |||
8117 | clang::SourceLocation()), | |||
8118 | method_qual_type, | |||
8119 | nullptr, // TypeSourceInfo * | |||
8120 | SC, is_inline, false /*is_constexpr*/, clang::SourceLocation()); | |||
8121 | } else if (num_params == 0) { | |||
8122 | // Conversion operators don't take params... | |||
8123 | cxx_method_decl = clang::CXXConversionDecl::Create( | |||
8124 | *getASTContext(), cxx_record_decl, clang::SourceLocation(), | |||
8125 | clang::DeclarationNameInfo( | |||
8126 | getASTContext()->DeclarationNames.getCXXConversionFunctionName( | |||
8127 | getASTContext()->getCanonicalType( | |||
8128 | function_type->getReturnType())), | |||
8129 | clang::SourceLocation()), | |||
8130 | method_qual_type, | |||
8131 | nullptr, // TypeSourceInfo * | |||
8132 | is_inline, is_explicit, false /*is_constexpr*/, | |||
8133 | clang::SourceLocation()); | |||
8134 | } | |||
8135 | } | |||
8136 | ||||
8137 | if (cxx_method_decl == nullptr) { | |||
8138 | cxx_method_decl = clang::CXXMethodDecl::Create( | |||
8139 | *getASTContext(), cxx_record_decl, clang::SourceLocation(), | |||
8140 | clang::DeclarationNameInfo(decl_name, clang::SourceLocation()), | |||
8141 | method_qual_type, | |||
8142 | nullptr, // TypeSourceInfo * | |||
8143 | SC, is_inline, false /*is_constexpr*/, clang::SourceLocation()); | |||
8144 | } | |||
8145 | } | |||
8146 | ||||
8147 | clang::AccessSpecifier access_specifier = | |||
8148 | ClangASTContext::ConvertAccessTypeToAccessSpecifier(access); | |||
8149 | ||||
8150 | cxx_method_decl->setAccess(access_specifier); | |||
8151 | cxx_method_decl->setVirtualAsWritten(is_virtual); | |||
8152 | ||||
8153 | if (is_attr_used) | |||
8154 | cxx_method_decl->addAttr(clang::UsedAttr::CreateImplicit(*getASTContext())); | |||
8155 | ||||
8156 | if (mangled_name != NULL__null) { | |||
8157 | cxx_method_decl->addAttr( | |||
8158 | clang::AsmLabelAttr::CreateImplicit(*getASTContext(), mangled_name)); | |||
8159 | } | |||
8160 | ||||
8161 | // Populate the method decl with parameter decls | |||
8162 | ||||
8163 | llvm::SmallVector<clang::ParmVarDecl *, 12> params; | |||
8164 | ||||
8165 | for (unsigned param_index = 0; param_index < num_params; ++param_index) { | |||
8166 | params.push_back(clang::ParmVarDecl::Create( | |||
8167 | *getASTContext(), cxx_method_decl, clang::SourceLocation(), | |||
8168 | clang::SourceLocation(), | |||
8169 | nullptr, // anonymous | |||
8170 | method_function_prototype->getParamType(param_index), nullptr, | |||
8171 | clang::SC_None, nullptr)); | |||
8172 | } | |||
8173 | ||||
8174 | cxx_method_decl->setParams(llvm::ArrayRef<clang::ParmVarDecl *>(params)); | |||
8175 | ||||
8176 | cxx_record_decl->addDecl(cxx_method_decl); | |||
8177 | ||||
8178 | // Sometimes the debug info will mention a constructor (default/copy/move), | |||
8179 | // destructor, or assignment operator (copy/move) but there won't be any | |||
8180 | // version of this in the code. So we check if the function was artificially | |||
8181 | // generated and if it is trivial and this lets the compiler/backend know | |||
8182 | // that it can inline the IR for these when it needs to and we can avoid a | |||
8183 | // "missing function" error when running expressions. | |||
8184 | ||||
8185 | if (is_artificial) { | |||
8186 | if (cxx_ctor_decl && ((cxx_ctor_decl->isDefaultConstructor() && | |||
8187 | cxx_record_decl->hasTrivialDefaultConstructor()) || | |||
8188 | (cxx_ctor_decl->isCopyConstructor() && | |||
8189 | cxx_record_decl->hasTrivialCopyConstructor()) || | |||
8190 | (cxx_ctor_decl->isMoveConstructor() && | |||
8191 | cxx_record_decl->hasTrivialMoveConstructor()))) { | |||
8192 | cxx_ctor_decl->setDefaulted(); | |||
8193 | cxx_ctor_decl->setTrivial(true); | |||
8194 | } else if (cxx_dtor_decl) { | |||
8195 | if (cxx_record_decl->hasTrivialDestructor()) { | |||
8196 | cxx_dtor_decl->setDefaulted(); | |||
8197 | cxx_dtor_decl->setTrivial(true); | |||
8198 | } | |||
8199 | } else if ((cxx_method_decl->isCopyAssignmentOperator() && | |||
8200 | cxx_record_decl->hasTrivialCopyAssignment()) || | |||
8201 | (cxx_method_decl->isMoveAssignmentOperator() && | |||
8202 | cxx_record_decl->hasTrivialMoveAssignment())) { | |||
8203 | cxx_method_decl->setDefaulted(); | |||
8204 | cxx_method_decl->setTrivial(true); | |||
8205 | } | |||
8206 | } | |||
8207 | ||||
8208 | #ifdef LLDB_CONFIGURATION_DEBUG | |||
8209 | VerifyDecl(cxx_method_decl); | |||
8210 | #endif | |||
8211 | ||||
8212 | // printf ("decl->isPolymorphic() = %i\n", | |||
8213 | // cxx_record_decl->isPolymorphic()); | |||
8214 | // printf ("decl->isAggregate() = %i\n", | |||
8215 | // cxx_record_decl->isAggregate()); | |||
8216 | // printf ("decl->isPOD() = %i\n", | |||
8217 | // cxx_record_decl->isPOD()); | |||
8218 | // printf ("decl->isEmpty() = %i\n", | |||
8219 | // cxx_record_decl->isEmpty()); | |||
8220 | // printf ("decl->isAbstract() = %i\n", | |||
8221 | // cxx_record_decl->isAbstract()); | |||
8222 | // printf ("decl->hasTrivialConstructor() = %i\n", | |||
8223 | // cxx_record_decl->hasTrivialConstructor()); | |||
8224 | // printf ("decl->hasTrivialCopyConstructor() = %i\n", | |||
8225 | // cxx_record_decl->hasTrivialCopyConstructor()); | |||
8226 | // printf ("decl->hasTrivialCopyAssignment() = %i\n", | |||
8227 | // cxx_record_decl->hasTrivialCopyAssignment()); | |||
8228 | // printf ("decl->hasTrivialDestructor() = %i\n", | |||
8229 | // cxx_record_decl->hasTrivialDestructor()); | |||
8230 | return cxx_method_decl; | |||
8231 | } | |||
8232 | ||||
8233 | void ClangASTContext::AddMethodOverridesForCXXRecordType( | |||
8234 | lldb::opaque_compiler_type_t type) { | |||
8235 | if (auto *record = GetAsCXXRecordDecl(type)) | |||
8236 | for (auto *method : record->methods()) | |||
8237 | addOverridesForMethod(method); | |||
8238 | } | |||
8239 | ||||
8240 | #pragma mark C++ Base Classes | |||
8241 | ||||
8242 | std::unique_ptr<clang::CXXBaseSpecifier> | |||
8243 | ClangASTContext::CreateBaseClassSpecifier(lldb::opaque_compiler_type_t type, | |||
8244 | AccessType access, bool is_virtual, | |||
8245 | bool base_of_class) { | |||
8246 | if (!type) | |||
8247 | return nullptr; | |||
8248 | ||||
8249 | return llvm::make_unique<clang::CXXBaseSpecifier>( | |||
8250 | clang::SourceRange(), is_virtual, base_of_class, | |||
8251 | ClangASTContext::ConvertAccessTypeToAccessSpecifier(access), | |||
8252 | getASTContext()->getTrivialTypeSourceInfo(GetQualType(type)), | |||
8253 | clang::SourceLocation()); | |||
8254 | } | |||
8255 | ||||
8256 | bool ClangASTContext::TransferBaseClasses( | |||
8257 | lldb::opaque_compiler_type_t type, | |||
8258 | std::vector<std::unique_ptr<clang::CXXBaseSpecifier>> bases) { | |||
8259 | if (!type) | |||
8260 | return false; | |||
8261 | clang::CXXRecordDecl *cxx_record_decl = GetAsCXXRecordDecl(type); | |||
8262 | if (!cxx_record_decl) | |||
8263 | return false; | |||
8264 | std::vector<clang::CXXBaseSpecifier *> raw_bases; | |||
8265 | raw_bases.reserve(bases.size()); | |||
8266 | ||||
8267 | // Clang will make a copy of them, so it's ok that we pass pointers that we're | |||
8268 | // about to destroy. | |||
8269 | for (auto &b : bases) | |||
8270 | raw_bases.push_back(b.get()); | |||
8271 | cxx_record_decl->setBases(raw_bases.data(), raw_bases.size()); | |||
8272 | return true; | |||
8273 | } | |||
8274 | ||||
8275 | bool ClangASTContext::SetObjCSuperClass( | |||
8276 | const CompilerType &type, const CompilerType &superclass_clang_type) { | |||
8277 | ClangASTContext *ast = | |||
8278 | llvm::dyn_cast_or_null<ClangASTContext>(type.GetTypeSystem()); | |||
8279 | if (!ast) | |||
8280 | return false; | |||
8281 | clang::ASTContext *clang_ast = ast->getASTContext(); | |||
8282 | ||||
8283 | if (type && superclass_clang_type.IsValid() && | |||
8284 | superclass_clang_type.GetTypeSystem() == type.GetTypeSystem()) { | |||
8285 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
8286 | GetAsObjCInterfaceDecl(type); | |||
8287 | clang::ObjCInterfaceDecl *super_interface_decl = | |||
8288 | GetAsObjCInterfaceDecl(superclass_clang_type); | |||
8289 | if (class_interface_decl && super_interface_decl) { | |||
8290 | class_interface_decl->setSuperClass(clang_ast->getTrivialTypeSourceInfo( | |||
8291 | clang_ast->getObjCInterfaceType(super_interface_decl))); | |||
8292 | return true; | |||
8293 | } | |||
8294 | } | |||
8295 | return false; | |||
8296 | } | |||
8297 | ||||
8298 | bool ClangASTContext::AddObjCClassProperty( | |||
8299 | const CompilerType &type, const char *property_name, | |||
8300 | const CompilerType &property_clang_type, clang::ObjCIvarDecl *ivar_decl, | |||
8301 | const char *property_setter_name, const char *property_getter_name, | |||
8302 | uint32_t property_attributes, ClangASTMetadata *metadata) { | |||
8303 | if (!type || !property_clang_type.IsValid() || property_name == nullptr || | |||
8304 | property_name[0] == '\0') | |||
8305 | return false; | |||
8306 | ClangASTContext *ast = llvm::dyn_cast<ClangASTContext>(type.GetTypeSystem()); | |||
8307 | if (!ast) | |||
8308 | return false; | |||
8309 | clang::ASTContext *clang_ast = ast->getASTContext(); | |||
8310 | ||||
8311 | clang::ObjCInterfaceDecl *class_interface_decl = GetAsObjCInterfaceDecl(type); | |||
8312 | ||||
8313 | if (class_interface_decl) { | |||
8314 | CompilerType property_clang_type_to_access; | |||
8315 | ||||
8316 | if (property_clang_type.IsValid()) | |||
8317 | property_clang_type_to_access = property_clang_type; | |||
8318 | else if (ivar_decl) | |||
8319 | property_clang_type_to_access = | |||
8320 | CompilerType(clang_ast, ivar_decl->getType()); | |||
8321 | ||||
8322 | if (class_interface_decl && property_clang_type_to_access.IsValid()) { | |||
8323 | clang::TypeSourceInfo *prop_type_source; | |||
8324 | if (ivar_decl) | |||
8325 | prop_type_source = | |||
8326 | clang_ast->getTrivialTypeSourceInfo(ivar_decl->getType()); | |||
8327 | else | |||
8328 | prop_type_source = clang_ast->getTrivialTypeSourceInfo( | |||
8329 | ClangUtil::GetQualType(property_clang_type)); | |||
8330 | ||||
8331 | clang::ObjCPropertyDecl *property_decl = clang::ObjCPropertyDecl::Create( | |||
8332 | *clang_ast, class_interface_decl, | |||
8333 | clang::SourceLocation(), // Source Location | |||
8334 | &clang_ast->Idents.get(property_name), | |||
8335 | clang::SourceLocation(), // Source Location for AT | |||
8336 | clang::SourceLocation(), // Source location for ( | |||
8337 | ivar_decl ? ivar_decl->getType() | |||
8338 | : ClangUtil::GetQualType(property_clang_type), | |||
8339 | prop_type_source); | |||
8340 | ||||
8341 | if (property_decl) { | |||
8342 | if (metadata) | |||
8343 | ClangASTContext::SetMetadata(clang_ast, property_decl, *metadata); | |||
8344 | ||||
8345 | class_interface_decl->addDecl(property_decl); | |||
8346 | ||||
8347 | clang::Selector setter_sel, getter_sel; | |||
8348 | ||||
8349 | if (property_setter_name != nullptr) { | |||
8350 | std::string property_setter_no_colon( | |||
8351 | property_setter_name, strlen(property_setter_name) - 1); | |||
8352 | clang::IdentifierInfo *setter_ident = | |||
8353 | &clang_ast->Idents.get(property_setter_no_colon); | |||
8354 | setter_sel = clang_ast->Selectors.getSelector(1, &setter_ident); | |||
8355 | } else if (!(property_attributes & DW_APPLE_PROPERTY_readonly)) { | |||
8356 | std::string setter_sel_string("set"); | |||
8357 | setter_sel_string.push_back(::toupper(property_name[0])); | |||
8358 | setter_sel_string.append(&property_name[1]); | |||
8359 | clang::IdentifierInfo *setter_ident = | |||
8360 | &clang_ast->Idents.get(setter_sel_string); | |||
8361 | setter_sel = clang_ast->Selectors.getSelector(1, &setter_ident); | |||
8362 | } | |||
8363 | property_decl->setSetterName(setter_sel); | |||
8364 | property_decl->setPropertyAttributes( | |||
8365 | clang::ObjCPropertyDecl::OBJC_PR_setter); | |||
8366 | ||||
8367 | if (property_getter_name != nullptr) { | |||
8368 | clang::IdentifierInfo *getter_ident = | |||
8369 | &clang_ast->Idents.get(property_getter_name); | |||
8370 | getter_sel = clang_ast->Selectors.getSelector(0, &getter_ident); | |||
8371 | } else { | |||
8372 | clang::IdentifierInfo *getter_ident = | |||
8373 | &clang_ast->Idents.get(property_name); | |||
8374 | getter_sel = clang_ast->Selectors.getSelector(0, &getter_ident); | |||
8375 | } | |||
8376 | property_decl->setGetterName(getter_sel); | |||
8377 | property_decl->setPropertyAttributes( | |||
8378 | clang::ObjCPropertyDecl::OBJC_PR_getter); | |||
8379 | ||||
8380 | if (ivar_decl) | |||
8381 | property_decl->setPropertyIvarDecl(ivar_decl); | |||
8382 | ||||
8383 | if (property_attributes & DW_APPLE_PROPERTY_readonly) | |||
8384 | property_decl->setPropertyAttributes( | |||
8385 | clang::ObjCPropertyDecl::OBJC_PR_readonly); | |||
8386 | if (property_attributes & DW_APPLE_PROPERTY_readwrite) | |||
8387 | property_decl->setPropertyAttributes( | |||
8388 | clang::ObjCPropertyDecl::OBJC_PR_readwrite); | |||
8389 | if (property_attributes & DW_APPLE_PROPERTY_assign) | |||
8390 | property_decl->setPropertyAttributes( | |||
8391 | clang::ObjCPropertyDecl::OBJC_PR_assign); | |||
8392 | if (property_attributes & DW_APPLE_PROPERTY_retain) | |||
8393 | property_decl->setPropertyAttributes( | |||
8394 | clang::ObjCPropertyDecl::OBJC_PR_retain); | |||
8395 | if (property_attributes & DW_APPLE_PROPERTY_copy) | |||
8396 | property_decl->setPropertyAttributes( | |||
8397 | clang::ObjCPropertyDecl::OBJC_PR_copy); | |||
8398 | if (property_attributes & DW_APPLE_PROPERTY_nonatomic) | |||
8399 | property_decl->setPropertyAttributes( | |||
8400 | clang::ObjCPropertyDecl::OBJC_PR_nonatomic); | |||
8401 | if (property_attributes & clang::ObjCPropertyDecl::OBJC_PR_nullability) | |||
8402 | property_decl->setPropertyAttributes( | |||
8403 | clang::ObjCPropertyDecl::OBJC_PR_nullability); | |||
8404 | if (property_attributes & | |||
8405 | clang::ObjCPropertyDecl::OBJC_PR_null_resettable) | |||
8406 | property_decl->setPropertyAttributes( | |||
8407 | clang::ObjCPropertyDecl::OBJC_PR_null_resettable); | |||
8408 | if (property_attributes & clang::ObjCPropertyDecl::OBJC_PR_class) | |||
8409 | property_decl->setPropertyAttributes( | |||
8410 | clang::ObjCPropertyDecl::OBJC_PR_class); | |||
8411 | ||||
8412 | const bool isInstance = | |||
8413 | (property_attributes & clang::ObjCPropertyDecl::OBJC_PR_class) == 0; | |||
8414 | ||||
8415 | if (!getter_sel.isNull() && | |||
8416 | !(isInstance | |||
8417 | ? class_interface_decl->lookupInstanceMethod(getter_sel) | |||
8418 | : class_interface_decl->lookupClassMethod(getter_sel))) { | |||
8419 | const bool isVariadic = false; | |||
8420 | const bool isSynthesized = false; | |||
8421 | const bool isImplicitlyDeclared = true; | |||
8422 | const bool isDefined = false; | |||
8423 | const clang::ObjCMethodDecl::ImplementationControl impControl = | |||
8424 | clang::ObjCMethodDecl::None; | |||
8425 | const bool HasRelatedResultType = false; | |||
8426 | ||||
8427 | clang::ObjCMethodDecl *getter = clang::ObjCMethodDecl::Create( | |||
8428 | *clang_ast, clang::SourceLocation(), clang::SourceLocation(), | |||
8429 | getter_sel, ClangUtil::GetQualType(property_clang_type_to_access), | |||
8430 | nullptr, class_interface_decl, isInstance, isVariadic, | |||
8431 | isSynthesized, isImplicitlyDeclared, isDefined, impControl, | |||
8432 | HasRelatedResultType); | |||
8433 | ||||
8434 | if (getter && metadata) | |||
8435 | ClangASTContext::SetMetadata(clang_ast, getter, *metadata); | |||
8436 | ||||
8437 | if (getter) { | |||
8438 | getter->setMethodParams(*clang_ast, | |||
8439 | llvm::ArrayRef<clang::ParmVarDecl *>(), | |||
8440 | llvm::ArrayRef<clang::SourceLocation>()); | |||
8441 | ||||
8442 | class_interface_decl->addDecl(getter); | |||
8443 | } | |||
8444 | } | |||
8445 | ||||
8446 | if (!setter_sel.isNull() && | |||
8447 | !(isInstance | |||
8448 | ? class_interface_decl->lookupInstanceMethod(setter_sel) | |||
8449 | : class_interface_decl->lookupClassMethod(setter_sel))) { | |||
8450 | clang::QualType result_type = clang_ast->VoidTy; | |||
8451 | const bool isVariadic = false; | |||
8452 | const bool isSynthesized = false; | |||
8453 | const bool isImplicitlyDeclared = true; | |||
8454 | const bool isDefined = false; | |||
8455 | const clang::ObjCMethodDecl::ImplementationControl impControl = | |||
8456 | clang::ObjCMethodDecl::None; | |||
8457 | const bool HasRelatedResultType = false; | |||
8458 | ||||
8459 | clang::ObjCMethodDecl *setter = clang::ObjCMethodDecl::Create( | |||
8460 | *clang_ast, clang::SourceLocation(), clang::SourceLocation(), | |||
8461 | setter_sel, result_type, nullptr, class_interface_decl, | |||
8462 | isInstance, isVariadic, isSynthesized, isImplicitlyDeclared, | |||
8463 | isDefined, impControl, HasRelatedResultType); | |||
8464 | ||||
8465 | if (setter && metadata) | |||
8466 | ClangASTContext::SetMetadata(clang_ast, setter, *metadata); | |||
8467 | ||||
8468 | llvm::SmallVector<clang::ParmVarDecl *, 1> params; | |||
8469 | ||||
8470 | params.push_back(clang::ParmVarDecl::Create( | |||
8471 | *clang_ast, setter, clang::SourceLocation(), | |||
8472 | clang::SourceLocation(), | |||
8473 | nullptr, // anonymous | |||
8474 | ClangUtil::GetQualType(property_clang_type_to_access), nullptr, | |||
8475 | clang::SC_Auto, nullptr)); | |||
8476 | ||||
8477 | if (setter) { | |||
8478 | setter->setMethodParams( | |||
8479 | *clang_ast, llvm::ArrayRef<clang::ParmVarDecl *>(params), | |||
8480 | llvm::ArrayRef<clang::SourceLocation>()); | |||
8481 | ||||
8482 | class_interface_decl->addDecl(setter); | |||
8483 | } | |||
8484 | } | |||
8485 | ||||
8486 | return true; | |||
8487 | } | |||
8488 | } | |||
8489 | } | |||
8490 | return false; | |||
8491 | } | |||
8492 | ||||
8493 | bool ClangASTContext::IsObjCClassTypeAndHasIVars(const CompilerType &type, | |||
8494 | bool check_superclass) { | |||
8495 | clang::ObjCInterfaceDecl *class_interface_decl = GetAsObjCInterfaceDecl(type); | |||
8496 | if (class_interface_decl) | |||
8497 | return ObjCDeclHasIVars(class_interface_decl, check_superclass); | |||
8498 | return false; | |||
8499 | } | |||
8500 | ||||
8501 | clang::ObjCMethodDecl *ClangASTContext::AddMethodToObjCObjectType( | |||
8502 | const CompilerType &type, | |||
8503 | const char *name, // the full symbol name as seen in the symbol table | |||
8504 | // (lldb::opaque_compiler_type_t type, "-[NString | |||
8505 | // stringWithCString:]") | |||
8506 | const CompilerType &method_clang_type, lldb::AccessType access, | |||
8507 | bool is_artificial, bool is_variadic) { | |||
8508 | if (!type || !method_clang_type.IsValid()) | |||
8509 | return nullptr; | |||
8510 | ||||
8511 | clang::ObjCInterfaceDecl *class_interface_decl = GetAsObjCInterfaceDecl(type); | |||
8512 | ||||
8513 | if (class_interface_decl == nullptr) | |||
8514 | return nullptr; | |||
8515 | ClangASTContext *lldb_ast = | |||
8516 | llvm::dyn_cast<ClangASTContext>(type.GetTypeSystem()); | |||
8517 | if (lldb_ast == nullptr) | |||
8518 | return nullptr; | |||
8519 | clang::ASTContext *ast = lldb_ast->getASTContext(); | |||
8520 | ||||
8521 | const char *selector_start = ::strchr(name, ' '); | |||
8522 | if (selector_start == nullptr) | |||
8523 | return nullptr; | |||
8524 | ||||
8525 | selector_start++; | |||
8526 | llvm::SmallVector<clang::IdentifierInfo *, 12> selector_idents; | |||
8527 | ||||
8528 | size_t len = 0; | |||
8529 | const char *start; | |||
8530 | // printf ("name = '%s'\n", name); | |||
8531 | ||||
8532 | unsigned num_selectors_with_args = 0; | |||
8533 | for (start = selector_start; start && *start != '\0' && *start != ']'; | |||
8534 | start += len) { | |||
8535 | len = ::strcspn(start, ":]"); | |||
8536 | bool has_arg = (start[len] == ':'); | |||
8537 | if (has_arg) | |||
8538 | ++num_selectors_with_args; | |||
8539 | selector_idents.push_back(&ast->Idents.get(llvm::StringRef(start, len))); | |||
8540 | if (has_arg) | |||
8541 | len += 1; | |||
8542 | } | |||
8543 | ||||
8544 | if (selector_idents.size() == 0) | |||
8545 | return nullptr; | |||
8546 | ||||
8547 | clang::Selector method_selector = ast->Selectors.getSelector( | |||
8548 | num_selectors_with_args ? selector_idents.size() : 0, | |||
8549 | selector_idents.data()); | |||
8550 | ||||
8551 | clang::QualType method_qual_type(ClangUtil::GetQualType(method_clang_type)); | |||
8552 | ||||
8553 | // Populate the method decl with parameter decls | |||
8554 | const clang::Type *method_type(method_qual_type.getTypePtr()); | |||
8555 | ||||
8556 | if (method_type == nullptr) | |||
8557 | return nullptr; | |||
8558 | ||||
8559 | const clang::FunctionProtoType *method_function_prototype( | |||
8560 | llvm::dyn_cast<clang::FunctionProtoType>(method_type)); | |||
8561 | ||||
8562 | if (!method_function_prototype) | |||
8563 | return nullptr; | |||
8564 | ||||
8565 | bool is_synthesized = false; | |||
8566 | bool is_defined = false; | |||
8567 | clang::ObjCMethodDecl::ImplementationControl imp_control = | |||
8568 | clang::ObjCMethodDecl::None; | |||
8569 | ||||
8570 | const unsigned num_args = method_function_prototype->getNumParams(); | |||
8571 | ||||
8572 | if (num_args != num_selectors_with_args) | |||
8573 | return nullptr; // some debug information is corrupt. We are not going to | |||
8574 | // deal with it. | |||
8575 | ||||
8576 | clang::ObjCMethodDecl *objc_method_decl = clang::ObjCMethodDecl::Create( | |||
8577 | *ast, | |||
8578 | clang::SourceLocation(), // beginLoc, | |||
8579 | clang::SourceLocation(), // endLoc, | |||
8580 | method_selector, method_function_prototype->getReturnType(), | |||
8581 | nullptr, // TypeSourceInfo *ResultTInfo, | |||
8582 | ClangASTContext::GetASTContext(ast)->GetDeclContextForType( | |||
8583 | ClangUtil::GetQualType(type)), | |||
8584 | name[0] == '-', is_variadic, is_synthesized, | |||
8585 | true, // is_implicitly_declared; we force this to true because we don't | |||
8586 | // have source locations | |||
8587 | is_defined, imp_control, false /*has_related_result_type*/); | |||
8588 | ||||
8589 | if (objc_method_decl == nullptr) | |||
8590 | return nullptr; | |||
8591 | ||||
8592 | if (num_args > 0) { | |||
8593 | llvm::SmallVector<clang::ParmVarDecl *, 12> params; | |||
8594 | ||||
8595 | for (unsigned param_index = 0; param_index < num_args; ++param_index) { | |||
8596 | params.push_back(clang::ParmVarDecl::Create( | |||
8597 | *ast, objc_method_decl, clang::SourceLocation(), | |||
8598 | clang::SourceLocation(), | |||
8599 | nullptr, // anonymous | |||
8600 | method_function_prototype->getParamType(param_index), nullptr, | |||
8601 | clang::SC_Auto, nullptr)); | |||
8602 | } | |||
8603 | ||||
8604 | objc_method_decl->setMethodParams( | |||
8605 | *ast, llvm::ArrayRef<clang::ParmVarDecl *>(params), | |||
8606 | llvm::ArrayRef<clang::SourceLocation>()); | |||
8607 | } | |||
8608 | ||||
8609 | class_interface_decl->addDecl(objc_method_decl); | |||
8610 | ||||
8611 | #ifdef LLDB_CONFIGURATION_DEBUG | |||
8612 | VerifyDecl(objc_method_decl); | |||
8613 | #endif | |||
8614 | ||||
8615 | return objc_method_decl; | |||
8616 | } | |||
8617 | ||||
8618 | bool ClangASTContext::GetHasExternalStorage(const CompilerType &type) { | |||
8619 | if (ClangUtil::IsClangType(type)) | |||
8620 | return false; | |||
8621 | ||||
8622 | clang::QualType qual_type(ClangUtil::GetCanonicalQualType(type)); | |||
8623 | ||||
8624 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
8625 | switch (type_class) { | |||
8626 | case clang::Type::Record: { | |||
8627 | clang::CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); | |||
8628 | if (cxx_record_decl) | |||
8629 | return cxx_record_decl->hasExternalLexicalStorage() || | |||
8630 | cxx_record_decl->hasExternalVisibleStorage(); | |||
8631 | } break; | |||
8632 | ||||
8633 | case clang::Type::Enum: { | |||
8634 | clang::EnumDecl *enum_decl = | |||
8635 | llvm::cast<clang::EnumType>(qual_type)->getDecl(); | |||
8636 | if (enum_decl) | |||
8637 | return enum_decl->hasExternalLexicalStorage() || | |||
8638 | enum_decl->hasExternalVisibleStorage(); | |||
8639 | } break; | |||
8640 | ||||
8641 | case clang::Type::ObjCObject: | |||
8642 | case clang::Type::ObjCInterface: { | |||
8643 | const clang::ObjCObjectType *objc_class_type = | |||
8644 | llvm::dyn_cast<clang::ObjCObjectType>(qual_type.getTypePtr()); | |||
8645 | assert(objc_class_type)((objc_class_type) ? static_cast<void> (0) : __assert_fail ("objc_class_type", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 8645, __PRETTY_FUNCTION__)); | |||
8646 | if (objc_class_type) { | |||
8647 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
8648 | objc_class_type->getInterface(); | |||
8649 | ||||
8650 | if (class_interface_decl) | |||
8651 | return class_interface_decl->hasExternalLexicalStorage() || | |||
8652 | class_interface_decl->hasExternalVisibleStorage(); | |||
8653 | } | |||
8654 | } break; | |||
8655 | ||||
8656 | case clang::Type::Typedef: | |||
8657 | return GetHasExternalStorage(CompilerType( | |||
8658 | type.GetTypeSystem(), llvm::cast<clang::TypedefType>(qual_type) | |||
8659 | ->getDecl() | |||
8660 | ->getUnderlyingType() | |||
8661 | .getAsOpaquePtr())); | |||
8662 | ||||
8663 | case clang::Type::Auto: | |||
8664 | return GetHasExternalStorage(CompilerType( | |||
8665 | type.GetTypeSystem(), llvm::cast<clang::AutoType>(qual_type) | |||
8666 | ->getDeducedType() | |||
8667 | .getAsOpaquePtr())); | |||
8668 | ||||
8669 | case clang::Type::Elaborated: | |||
8670 | return GetHasExternalStorage(CompilerType( | |||
8671 | type.GetTypeSystem(), llvm::cast<clang::ElaboratedType>(qual_type) | |||
8672 | ->getNamedType() | |||
8673 | .getAsOpaquePtr())); | |||
8674 | ||||
8675 | case clang::Type::Paren: | |||
8676 | return GetHasExternalStorage(CompilerType( | |||
8677 | type.GetTypeSystem(), | |||
8678 | llvm::cast<clang::ParenType>(qual_type)->desugar().getAsOpaquePtr())); | |||
8679 | ||||
8680 | default: | |||
8681 | break; | |||
8682 | } | |||
8683 | return false; | |||
8684 | } | |||
8685 | ||||
8686 | bool ClangASTContext::SetHasExternalStorage(lldb::opaque_compiler_type_t type, | |||
8687 | bool has_extern) { | |||
8688 | if (!type) | |||
8689 | return false; | |||
8690 | ||||
8691 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
8692 | ||||
8693 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
8694 | switch (type_class) { | |||
8695 | case clang::Type::Record: { | |||
8696 | clang::CXXRecordDecl *cxx_record_decl = qual_type->getAsCXXRecordDecl(); | |||
8697 | if (cxx_record_decl) { | |||
8698 | cxx_record_decl->setHasExternalLexicalStorage(has_extern); | |||
8699 | cxx_record_decl->setHasExternalVisibleStorage(has_extern); | |||
8700 | return true; | |||
8701 | } | |||
8702 | } break; | |||
8703 | ||||
8704 | case clang::Type::Enum: { | |||
8705 | clang::EnumDecl *enum_decl = | |||
8706 | llvm::cast<clang::EnumType>(qual_type)->getDecl(); | |||
8707 | if (enum_decl) { | |||
8708 | enum_decl->setHasExternalLexicalStorage(has_extern); | |||
8709 | enum_decl->setHasExternalVisibleStorage(has_extern); | |||
8710 | return true; | |||
8711 | } | |||
8712 | } break; | |||
8713 | ||||
8714 | case clang::Type::ObjCObject: | |||
8715 | case clang::Type::ObjCInterface: { | |||
8716 | const clang::ObjCObjectType *objc_class_type = | |||
8717 | llvm::dyn_cast<clang::ObjCObjectType>(qual_type.getTypePtr()); | |||
8718 | assert(objc_class_type)((objc_class_type) ? static_cast<void> (0) : __assert_fail ("objc_class_type", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 8718, __PRETTY_FUNCTION__)); | |||
8719 | if (objc_class_type) { | |||
8720 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
8721 | objc_class_type->getInterface(); | |||
8722 | ||||
8723 | if (class_interface_decl) { | |||
8724 | class_interface_decl->setHasExternalLexicalStorage(has_extern); | |||
8725 | class_interface_decl->setHasExternalVisibleStorage(has_extern); | |||
8726 | return true; | |||
8727 | } | |||
8728 | } | |||
8729 | } break; | |||
8730 | ||||
8731 | case clang::Type::Typedef: | |||
8732 | return SetHasExternalStorage(llvm::cast<clang::TypedefType>(qual_type) | |||
8733 | ->getDecl() | |||
8734 | ->getUnderlyingType() | |||
8735 | .getAsOpaquePtr(), | |||
8736 | has_extern); | |||
8737 | ||||
8738 | case clang::Type::Auto: | |||
8739 | return SetHasExternalStorage(llvm::cast<clang::AutoType>(qual_type) | |||
8740 | ->getDeducedType() | |||
8741 | .getAsOpaquePtr(), | |||
8742 | has_extern); | |||
8743 | ||||
8744 | case clang::Type::Elaborated: | |||
8745 | return SetHasExternalStorage(llvm::cast<clang::ElaboratedType>(qual_type) | |||
8746 | ->getNamedType() | |||
8747 | .getAsOpaquePtr(), | |||
8748 | has_extern); | |||
8749 | ||||
8750 | case clang::Type::Paren: | |||
8751 | return SetHasExternalStorage( | |||
8752 | llvm::cast<clang::ParenType>(qual_type)->desugar().getAsOpaquePtr(), | |||
8753 | has_extern); | |||
8754 | ||||
8755 | default: | |||
8756 | break; | |||
8757 | } | |||
8758 | return false; | |||
8759 | } | |||
8760 | ||||
8761 | #pragma mark TagDecl | |||
8762 | ||||
8763 | bool ClangASTContext::StartTagDeclarationDefinition(const CompilerType &type) { | |||
8764 | clang::QualType qual_type(ClangUtil::GetQualType(type)); | |||
8765 | if (!qual_type.isNull()) { | |||
8766 | const clang::TagType *tag_type = qual_type->getAs<clang::TagType>(); | |||
8767 | if (tag_type) { | |||
8768 | clang::TagDecl *tag_decl = tag_type->getDecl(); | |||
8769 | if (tag_decl) { | |||
8770 | tag_decl->startDefinition(); | |||
8771 | return true; | |||
8772 | } | |||
8773 | } | |||
8774 | ||||
8775 | const clang::ObjCObjectType *object_type = | |||
8776 | qual_type->getAs<clang::ObjCObjectType>(); | |||
8777 | if (object_type) { | |||
8778 | clang::ObjCInterfaceDecl *interface_decl = object_type->getInterface(); | |||
8779 | if (interface_decl) { | |||
8780 | interface_decl->startDefinition(); | |||
8781 | return true; | |||
8782 | } | |||
8783 | } | |||
8784 | } | |||
8785 | return false; | |||
8786 | } | |||
8787 | ||||
8788 | bool ClangASTContext::CompleteTagDeclarationDefinition( | |||
8789 | const CompilerType &type) { | |||
8790 | clang::QualType qual_type(ClangUtil::GetQualType(type)); | |||
8791 | if (!qual_type.isNull()) { | |||
8792 | // Make sure we use the same methodology as | |||
8793 | // ClangASTContext::StartTagDeclarationDefinition() as to how we start/end | |||
8794 | // the definition. Previously we were calling | |||
8795 | const clang::TagType *tag_type = qual_type->getAs<clang::TagType>(); | |||
8796 | if (tag_type) { | |||
8797 | clang::TagDecl *tag_decl = tag_type->getDecl(); | |||
8798 | if (tag_decl) { | |||
8799 | clang::CXXRecordDecl *cxx_record_decl = | |||
8800 | llvm::dyn_cast_or_null<clang::CXXRecordDecl>(tag_decl); | |||
8801 | ||||
8802 | if (cxx_record_decl) { | |||
8803 | if (!cxx_record_decl->isCompleteDefinition()) | |||
8804 | cxx_record_decl->completeDefinition(); | |||
8805 | cxx_record_decl->setHasLoadedFieldsFromExternalStorage(true); | |||
8806 | cxx_record_decl->setHasExternalLexicalStorage(false); | |||
8807 | cxx_record_decl->setHasExternalVisibleStorage(false); | |||
8808 | return true; | |||
8809 | } | |||
8810 | } | |||
8811 | } | |||
8812 | ||||
8813 | const clang::EnumType *enutype = qual_type->getAs<clang::EnumType>(); | |||
8814 | ||||
8815 | if (enutype) { | |||
8816 | clang::EnumDecl *enum_decl = enutype->getDecl(); | |||
8817 | ||||
8818 | if (enum_decl) { | |||
8819 | if (!enum_decl->isCompleteDefinition()) { | |||
8820 | ClangASTContext *lldb_ast = | |||
8821 | llvm::dyn_cast<ClangASTContext>(type.GetTypeSystem()); | |||
8822 | if (lldb_ast == nullptr) | |||
8823 | return false; | |||
8824 | clang::ASTContext *ast = lldb_ast->getASTContext(); | |||
8825 | ||||
8826 | /// TODO This really needs to be fixed. | |||
8827 | ||||
8828 | QualType integer_type(enum_decl->getIntegerType()); | |||
8829 | if (!integer_type.isNull()) { | |||
8830 | unsigned NumPositiveBits = 1; | |||
8831 | unsigned NumNegativeBits = 0; | |||
8832 | ||||
8833 | clang::QualType promotion_qual_type; | |||
8834 | // If the enum integer type is less than an integer in bit width, | |||
8835 | // then we must promote it to an integer size. | |||
8836 | if (ast->getTypeSize(enum_decl->getIntegerType()) < | |||
8837 | ast->getTypeSize(ast->IntTy)) { | |||
8838 | if (enum_decl->getIntegerType()->isSignedIntegerType()) | |||
8839 | promotion_qual_type = ast->IntTy; | |||
8840 | else | |||
8841 | promotion_qual_type = ast->UnsignedIntTy; | |||
8842 | } else | |||
8843 | promotion_qual_type = enum_decl->getIntegerType(); | |||
8844 | ||||
8845 | enum_decl->completeDefinition(enum_decl->getIntegerType(), | |||
8846 | promotion_qual_type, NumPositiveBits, | |||
8847 | NumNegativeBits); | |||
8848 | } | |||
8849 | } | |||
8850 | return true; | |||
8851 | } | |||
8852 | } | |||
8853 | } | |||
8854 | return false; | |||
8855 | } | |||
8856 | ||||
8857 | clang::EnumConstantDecl *ClangASTContext::AddEnumerationValueToEnumerationType( | |||
8858 | lldb::opaque_compiler_type_t type, | |||
8859 | const CompilerType &enumerator_clang_type, const Declaration &decl, | |||
8860 | const char *name, int64_t enum_value, uint32_t enum_value_bit_size) { | |||
8861 | if (type && enumerator_clang_type.IsValid() && name && name[0]) { | |||
8862 | clang::QualType enum_qual_type(GetCanonicalQualType(type)); | |||
8863 | ||||
8864 | bool is_signed = false; | |||
8865 | enumerator_clang_type.IsIntegerType(is_signed); | |||
8866 | const clang::Type *clang_type = enum_qual_type.getTypePtr(); | |||
8867 | if (clang_type) { | |||
8868 | const clang::EnumType *enutype = | |||
8869 | llvm::dyn_cast<clang::EnumType>(clang_type); | |||
8870 | ||||
8871 | if (enutype) { | |||
8872 | llvm::APSInt enum_llvm_apsint(enum_value_bit_size, is_signed); | |||
8873 | enum_llvm_apsint = enum_value; | |||
8874 | clang::EnumConstantDecl *enumerator_decl = | |||
8875 | clang::EnumConstantDecl::Create( | |||
8876 | *getASTContext(), enutype->getDecl(), clang::SourceLocation(), | |||
8877 | name ? &getASTContext()->Idents.get(name) | |||
8878 | : nullptr, // Identifier | |||
8879 | ClangUtil::GetQualType(enumerator_clang_type), | |||
8880 | nullptr, enum_llvm_apsint); | |||
8881 | ||||
8882 | if (enumerator_decl) { | |||
8883 | enutype->getDecl()->addDecl(enumerator_decl); | |||
8884 | ||||
8885 | #ifdef LLDB_CONFIGURATION_DEBUG | |||
8886 | VerifyDecl(enumerator_decl); | |||
8887 | #endif | |||
8888 | ||||
8889 | return enumerator_decl; | |||
8890 | } | |||
8891 | } | |||
8892 | } | |||
8893 | } | |||
8894 | return nullptr; | |||
8895 | } | |||
8896 | ||||
8897 | CompilerType | |||
8898 | ClangASTContext::GetEnumerationIntegerType(lldb::opaque_compiler_type_t type) { | |||
8899 | clang::QualType enum_qual_type(GetCanonicalQualType(type)); | |||
8900 | const clang::Type *clang_type = enum_qual_type.getTypePtr(); | |||
8901 | if (clang_type) { | |||
8902 | const clang::EnumType *enutype = | |||
8903 | llvm::dyn_cast<clang::EnumType>(clang_type); | |||
8904 | if (enutype) { | |||
8905 | clang::EnumDecl *enum_decl = enutype->getDecl(); | |||
8906 | if (enum_decl) | |||
8907 | return CompilerType(getASTContext(), enum_decl->getIntegerType()); | |||
8908 | } | |||
8909 | } | |||
8910 | return CompilerType(); | |||
8911 | } | |||
8912 | ||||
8913 | CompilerType | |||
8914 | ClangASTContext::CreateMemberPointerType(const CompilerType &type, | |||
8915 | const CompilerType &pointee_type) { | |||
8916 | if (type && pointee_type.IsValid() && | |||
8917 | type.GetTypeSystem() == pointee_type.GetTypeSystem()) { | |||
8918 | ClangASTContext *ast = | |||
8919 | llvm::dyn_cast<ClangASTContext>(type.GetTypeSystem()); | |||
8920 | if (!ast) | |||
8921 | return CompilerType(); | |||
8922 | return CompilerType(ast->getASTContext(), | |||
8923 | ast->getASTContext()->getMemberPointerType( | |||
8924 | ClangUtil::GetQualType(pointee_type), | |||
8925 | ClangUtil::GetQualType(type).getTypePtr())); | |||
8926 | } | |||
8927 | return CompilerType(); | |||
8928 | } | |||
8929 | ||||
8930 | size_t | |||
8931 | ClangASTContext::ConvertStringToFloatValue(lldb::opaque_compiler_type_t type, | |||
8932 | const char *s, uint8_t *dst, | |||
8933 | size_t dst_size) { | |||
8934 | if (type) { | |||
8935 | clang::QualType qual_type(GetCanonicalQualType(type)); | |||
8936 | uint32_t count = 0; | |||
8937 | bool is_complex = false; | |||
8938 | if (IsFloatingPointType(type, count, is_complex)) { | |||
8939 | // TODO: handle complex and vector types | |||
8940 | if (count != 1) | |||
8941 | return false; | |||
8942 | ||||
8943 | llvm::StringRef s_sref(s); | |||
8944 | llvm::APFloat ap_float(getASTContext()->getFloatTypeSemantics(qual_type), | |||
8945 | s_sref); | |||
8946 | ||||
8947 | const uint64_t bit_size = getASTContext()->getTypeSize(qual_type); | |||
8948 | const uint64_t byte_size = bit_size / 8; | |||
8949 | if (dst_size >= byte_size) { | |||
8950 | Scalar scalar = ap_float.bitcastToAPInt().zextOrTrunc( | |||
8951 | llvm::NextPowerOf2(byte_size) * 8); | |||
8952 | lldb_private::Status get_data_error; | |||
8953 | if (scalar.GetAsMemoryData(dst, byte_size, | |||
8954 | lldb_private::endian::InlHostByteOrder(), | |||
8955 | get_data_error)) | |||
8956 | return byte_size; | |||
8957 | } | |||
8958 | } | |||
8959 | } | |||
8960 | return 0; | |||
8961 | } | |||
8962 | ||||
8963 | //---------------------------------------------------------------------- | |||
8964 | // Dumping types | |||
8965 | //---------------------------------------------------------------------- | |||
8966 | #define DEPTH_INCREMENT2 2 | |||
8967 | ||||
8968 | void ClangASTContext::DumpValue( | |||
8969 | lldb::opaque_compiler_type_t type, ExecutionContext *exe_ctx, Stream *s, | |||
8970 | lldb::Format format, const DataExtractor &data, | |||
8971 | lldb::offset_t data_byte_offset, size_t data_byte_size, | |||
8972 | uint32_t bitfield_bit_size, uint32_t bitfield_bit_offset, bool show_types, | |||
8973 | bool show_summary, bool verbose, uint32_t depth) { | |||
8974 | if (!type) | |||
8975 | return; | |||
8976 | ||||
8977 | clang::QualType qual_type(GetQualType(type)); | |||
8978 | switch (qual_type->getTypeClass()) { | |||
8979 | case clang::Type::Record: | |||
8980 | if (GetCompleteType(type)) { | |||
8981 | const clang::RecordType *record_type = | |||
8982 | llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
8983 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
8984 | assert(record_decl)((record_decl) ? static_cast<void> (0) : __assert_fail ( "record_decl", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 8984, __PRETTY_FUNCTION__)); | |||
8985 | uint32_t field_bit_offset = 0; | |||
8986 | uint32_t field_byte_offset = 0; | |||
8987 | const clang::ASTRecordLayout &record_layout = | |||
8988 | getASTContext()->getASTRecordLayout(record_decl); | |||
8989 | uint32_t child_idx = 0; | |||
8990 | ||||
8991 | const clang::CXXRecordDecl *cxx_record_decl = | |||
8992 | llvm::dyn_cast<clang::CXXRecordDecl>(record_decl); | |||
8993 | if (cxx_record_decl) { | |||
8994 | // We might have base classes to print out first | |||
8995 | clang::CXXRecordDecl::base_class_const_iterator base_class, | |||
8996 | base_class_end; | |||
8997 | for (base_class = cxx_record_decl->bases_begin(), | |||
8998 | base_class_end = cxx_record_decl->bases_end(); | |||
8999 | base_class != base_class_end; ++base_class) { | |||
9000 | const clang::CXXRecordDecl *base_class_decl = | |||
9001 | llvm::cast<clang::CXXRecordDecl>( | |||
9002 | base_class->getType()->getAs<clang::RecordType>()->getDecl()); | |||
9003 | ||||
9004 | // Skip empty base classes | |||
9005 | if (verbose == false && | |||
9006 | ClangASTContext::RecordHasFields(base_class_decl) == false) | |||
9007 | continue; | |||
9008 | ||||
9009 | if (base_class->isVirtual()) | |||
9010 | field_bit_offset = | |||
9011 | record_layout.getVBaseClassOffset(base_class_decl) | |||
9012 | .getQuantity() * | |||
9013 | 8; | |||
9014 | else | |||
9015 | field_bit_offset = record_layout.getBaseClassOffset(base_class_decl) | |||
9016 | .getQuantity() * | |||
9017 | 8; | |||
9018 | field_byte_offset = field_bit_offset / 8; | |||
9019 | assert(field_bit_offset % 8 == 0)((field_bit_offset % 8 == 0) ? static_cast<void> (0) : __assert_fail ("field_bit_offset % 8 == 0", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 9019, __PRETTY_FUNCTION__)); | |||
9020 | if (child_idx == 0) | |||
9021 | s->PutChar('{'); | |||
9022 | else | |||
9023 | s->PutChar(','); | |||
9024 | ||||
9025 | clang::QualType base_class_qual_type = base_class->getType(); | |||
9026 | std::string base_class_type_name(base_class_qual_type.getAsString()); | |||
9027 | ||||
9028 | // Indent and print the base class type name | |||
9029 | s->Format("\n{0}{1}", llvm::fmt_repeat(" ", depth + DEPTH_INCREMENT2), | |||
9030 | base_class_type_name); | |||
9031 | ||||
9032 | clang::TypeInfo base_class_type_info = | |||
9033 | getASTContext()->getTypeInfo(base_class_qual_type); | |||
9034 | ||||
9035 | // Dump the value of the member | |||
9036 | CompilerType base_clang_type(getASTContext(), base_class_qual_type); | |||
9037 | base_clang_type.DumpValue( | |||
9038 | exe_ctx, | |||
9039 | s, // Stream to dump to | |||
9040 | base_clang_type | |||
9041 | .GetFormat(), // The format with which to display the member | |||
9042 | data, // Data buffer containing all bytes for this type | |||
9043 | data_byte_offset + field_byte_offset, // Offset into "data" where | |||
9044 | // to grab value from | |||
9045 | base_class_type_info.Width / 8, // Size of this type in bytes | |||
9046 | 0, // Bitfield bit size | |||
9047 | 0, // Bitfield bit offset | |||
9048 | show_types, // Boolean indicating if we should show the variable | |||
9049 | // types | |||
9050 | show_summary, // Boolean indicating if we should show a summary | |||
9051 | // for the current type | |||
9052 | verbose, // Verbose output? | |||
9053 | depth + DEPTH_INCREMENT2); // Scope depth for any types that have | |||
9054 | // children | |||
9055 | ||||
9056 | ++child_idx; | |||
9057 | } | |||
9058 | } | |||
9059 | uint32_t field_idx = 0; | |||
9060 | clang::RecordDecl::field_iterator field, field_end; | |||
9061 | for (field = record_decl->field_begin(), | |||
9062 | field_end = record_decl->field_end(); | |||
9063 | field != field_end; ++field, ++field_idx, ++child_idx) { | |||
9064 | // Print the starting squiggly bracket (if this is the first member) or | |||
9065 | // comma (for member 2 and beyond) for the struct/union/class member. | |||
9066 | if (child_idx == 0) | |||
9067 | s->PutChar('{'); | |||
9068 | else | |||
9069 | s->PutChar(','); | |||
9070 | ||||
9071 | // Indent | |||
9072 | s->Printf("\n%*s", depth + DEPTH_INCREMENT2, ""); | |||
9073 | ||||
9074 | clang::QualType field_type = field->getType(); | |||
9075 | // Print the member type if requested | |||
9076 | // Figure out the type byte size (field_type_info.first) and alignment | |||
9077 | // (field_type_info.second) from the AST context. | |||
9078 | clang::TypeInfo field_type_info = | |||
9079 | getASTContext()->getTypeInfo(field_type); | |||
9080 | assert(field_idx < record_layout.getFieldCount())((field_idx < record_layout.getFieldCount()) ? static_cast <void> (0) : __assert_fail ("field_idx < record_layout.getFieldCount()" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 9080, __PRETTY_FUNCTION__)); | |||
9081 | // Figure out the field offset within the current struct/union/class | |||
9082 | // type | |||
9083 | field_bit_offset = record_layout.getFieldOffset(field_idx); | |||
9084 | field_byte_offset = field_bit_offset / 8; | |||
9085 | uint32_t field_bitfield_bit_size = 0; | |||
9086 | uint32_t field_bitfield_bit_offset = 0; | |||
9087 | if (ClangASTContext::FieldIsBitfield(getASTContext(), *field, | |||
9088 | field_bitfield_bit_size)) | |||
9089 | field_bitfield_bit_offset = field_bit_offset % 8; | |||
9090 | ||||
9091 | if (show_types) { | |||
9092 | std::string field_type_name(field_type.getAsString()); | |||
9093 | if (field_bitfield_bit_size > 0) | |||
9094 | s->Printf("(%s:%u) ", field_type_name.c_str(), | |||
9095 | field_bitfield_bit_size); | |||
9096 | else | |||
9097 | s->Printf("(%s) ", field_type_name.c_str()); | |||
9098 | } | |||
9099 | // Print the member name and equal sign | |||
9100 | s->Printf("%s = ", field->getNameAsString().c_str()); | |||
9101 | ||||
9102 | // Dump the value of the member | |||
9103 | CompilerType field_clang_type(getASTContext(), field_type); | |||
9104 | field_clang_type.DumpValue( | |||
9105 | exe_ctx, | |||
9106 | s, // Stream to dump to | |||
9107 | field_clang_type | |||
9108 | .GetFormat(), // The format with which to display the member | |||
9109 | data, // Data buffer containing all bytes for this type | |||
9110 | data_byte_offset + field_byte_offset, // Offset into "data" where to | |||
9111 | // grab value from | |||
9112 | field_type_info.Width / 8, // Size of this type in bytes | |||
9113 | field_bitfield_bit_size, // Bitfield bit size | |||
9114 | field_bitfield_bit_offset, // Bitfield bit offset | |||
9115 | show_types, // Boolean indicating if we should show the variable | |||
9116 | // types | |||
9117 | show_summary, // Boolean indicating if we should show a summary for | |||
9118 | // the current type | |||
9119 | verbose, // Verbose output? | |||
9120 | depth + DEPTH_INCREMENT2); // Scope depth for any types that have | |||
9121 | // children | |||
9122 | } | |||
9123 | ||||
9124 | // Indent the trailing squiggly bracket | |||
9125 | if (child_idx > 0) | |||
9126 | s->Printf("\n%*s}", depth, ""); | |||
9127 | } | |||
9128 | return; | |||
9129 | ||||
9130 | case clang::Type::Enum: | |||
9131 | if (GetCompleteType(type)) { | |||
9132 | const clang::EnumType *enutype = | |||
9133 | llvm::cast<clang::EnumType>(qual_type.getTypePtr()); | |||
9134 | const clang::EnumDecl *enum_decl = enutype->getDecl(); | |||
9135 | assert(enum_decl)((enum_decl) ? static_cast<void> (0) : __assert_fail ("enum_decl" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 9135, __PRETTY_FUNCTION__)); | |||
9136 | clang::EnumDecl::enumerator_iterator enum_pos, enum_end_pos; | |||
9137 | lldb::offset_t offset = data_byte_offset; | |||
9138 | const int64_t enum_value = data.GetMaxU64Bitfield( | |||
9139 | &offset, data_byte_size, bitfield_bit_size, bitfield_bit_offset); | |||
9140 | for (enum_pos = enum_decl->enumerator_begin(), | |||
9141 | enum_end_pos = enum_decl->enumerator_end(); | |||
9142 | enum_pos != enum_end_pos; ++enum_pos) { | |||
9143 | if (enum_pos->getInitVal() == enum_value) { | |||
9144 | s->Printf("%s", enum_pos->getNameAsString().c_str()); | |||
9145 | return; | |||
9146 | } | |||
9147 | } | |||
9148 | // If we have gotten here we didn't get find the enumerator in the enum | |||
9149 | // decl, so just print the integer. | |||
9150 | s->Printf("%" PRIi64"l" "i", enum_value); | |||
9151 | } | |||
9152 | return; | |||
9153 | ||||
9154 | case clang::Type::ConstantArray: { | |||
9155 | const clang::ConstantArrayType *array = | |||
9156 | llvm::cast<clang::ConstantArrayType>(qual_type.getTypePtr()); | |||
9157 | bool is_array_of_characters = false; | |||
9158 | clang::QualType element_qual_type = array->getElementType(); | |||
9159 | ||||
9160 | const clang::Type *canonical_type = | |||
9161 | element_qual_type->getCanonicalTypeInternal().getTypePtr(); | |||
9162 | if (canonical_type) | |||
9163 | is_array_of_characters = canonical_type->isCharType(); | |||
9164 | ||||
9165 | const uint64_t element_count = array->getSize().getLimitedValue(); | |||
9166 | ||||
9167 | clang::TypeInfo field_type_info = | |||
9168 | getASTContext()->getTypeInfo(element_qual_type); | |||
9169 | ||||
9170 | uint32_t element_idx = 0; | |||
9171 | uint32_t element_offset = 0; | |||
9172 | uint64_t element_byte_size = field_type_info.Width / 8; | |||
9173 | uint32_t element_stride = element_byte_size; | |||
9174 | ||||
9175 | if (is_array_of_characters) { | |||
9176 | s->PutChar('"'); | |||
9177 | DumpDataExtractor(data, s, data_byte_offset, lldb::eFormatChar, | |||
9178 | element_byte_size, element_count, UINT32_MAX(4294967295U), | |||
9179 | LLDB_INVALID_ADDRESS(18446744073709551615UL), 0, 0); | |||
9180 | s->PutChar('"'); | |||
9181 | return; | |||
9182 | } else { | |||
9183 | CompilerType element_clang_type(getASTContext(), element_qual_type); | |||
9184 | lldb::Format element_format = element_clang_type.GetFormat(); | |||
9185 | ||||
9186 | for (element_idx = 0; element_idx < element_count; ++element_idx) { | |||
9187 | // Print the starting squiggly bracket (if this is the first member) or | |||
9188 | // comman (for member 2 and beyong) for the struct/union/class member. | |||
9189 | if (element_idx == 0) | |||
9190 | s->PutChar('{'); | |||
9191 | else | |||
9192 | s->PutChar(','); | |||
9193 | ||||
9194 | // Indent and print the index | |||
9195 | s->Printf("\n%*s[%u] ", depth + DEPTH_INCREMENT2, "", element_idx); | |||
9196 | ||||
9197 | // Figure out the field offset within the current struct/union/class | |||
9198 | // type | |||
9199 | element_offset = element_idx * element_stride; | |||
9200 | ||||
9201 | // Dump the value of the member | |||
9202 | element_clang_type.DumpValue( | |||
9203 | exe_ctx, | |||
9204 | s, // Stream to dump to | |||
9205 | element_format, // The format with which to display the element | |||
9206 | data, // Data buffer containing all bytes for this type | |||
9207 | data_byte_offset + | |||
9208 | element_offset, // Offset into "data" where to grab value from | |||
9209 | element_byte_size, // Size of this type in bytes | |||
9210 | 0, // Bitfield bit size | |||
9211 | 0, // Bitfield bit offset | |||
9212 | show_types, // Boolean indicating if we should show the variable | |||
9213 | // types | |||
9214 | show_summary, // Boolean indicating if we should show a summary for | |||
9215 | // the current type | |||
9216 | verbose, // Verbose output? | |||
9217 | depth + DEPTH_INCREMENT2); // Scope depth for any types that have | |||
9218 | // children | |||
9219 | } | |||
9220 | ||||
9221 | // Indent the trailing squiggly bracket | |||
9222 | if (element_idx > 0) | |||
9223 | s->Printf("\n%*s}", depth, ""); | |||
9224 | } | |||
9225 | } | |||
9226 | return; | |||
9227 | ||||
9228 | case clang::Type::Typedef: { | |||
9229 | clang::QualType typedef_qual_type = | |||
9230 | llvm::cast<clang::TypedefType>(qual_type) | |||
9231 | ->getDecl() | |||
9232 | ->getUnderlyingType(); | |||
9233 | ||||
9234 | CompilerType typedef_clang_type(getASTContext(), typedef_qual_type); | |||
9235 | lldb::Format typedef_format = typedef_clang_type.GetFormat(); | |||
9236 | clang::TypeInfo typedef_type_info = | |||
9237 | getASTContext()->getTypeInfo(typedef_qual_type); | |||
9238 | uint64_t typedef_byte_size = typedef_type_info.Width / 8; | |||
9239 | ||||
9240 | return typedef_clang_type.DumpValue( | |||
9241 | exe_ctx, | |||
9242 | s, // Stream to dump to | |||
9243 | typedef_format, // The format with which to display the element | |||
9244 | data, // Data buffer containing all bytes for this type | |||
9245 | data_byte_offset, // Offset into "data" where to grab value from | |||
9246 | typedef_byte_size, // Size of this type in bytes | |||
9247 | bitfield_bit_size, // Bitfield bit size | |||
9248 | bitfield_bit_offset, // Bitfield bit offset | |||
9249 | show_types, // Boolean indicating if we should show the variable types | |||
9250 | show_summary, // Boolean indicating if we should show a summary for the | |||
9251 | // current type | |||
9252 | verbose, // Verbose output? | |||
9253 | depth); // Scope depth for any types that have children | |||
9254 | } break; | |||
9255 | ||||
9256 | case clang::Type::Auto: { | |||
9257 | clang::QualType elaborated_qual_type = | |||
9258 | llvm::cast<clang::AutoType>(qual_type)->getDeducedType(); | |||
9259 | CompilerType elaborated_clang_type(getASTContext(), elaborated_qual_type); | |||
9260 | lldb::Format elaborated_format = elaborated_clang_type.GetFormat(); | |||
9261 | clang::TypeInfo elaborated_type_info = | |||
9262 | getASTContext()->getTypeInfo(elaborated_qual_type); | |||
9263 | uint64_t elaborated_byte_size = elaborated_type_info.Width / 8; | |||
9264 | ||||
9265 | return elaborated_clang_type.DumpValue( | |||
9266 | exe_ctx, | |||
9267 | s, // Stream to dump to | |||
9268 | elaborated_format, // The format with which to display the element | |||
9269 | data, // Data buffer containing all bytes for this type | |||
9270 | data_byte_offset, // Offset into "data" where to grab value from | |||
9271 | elaborated_byte_size, // Size of this type in bytes | |||
9272 | bitfield_bit_size, // Bitfield bit size | |||
9273 | bitfield_bit_offset, // Bitfield bit offset | |||
9274 | show_types, // Boolean indicating if we should show the variable types | |||
9275 | show_summary, // Boolean indicating if we should show a summary for the | |||
9276 | // current type | |||
9277 | verbose, // Verbose output? | |||
9278 | depth); // Scope depth for any types that have children | |||
9279 | } break; | |||
9280 | ||||
9281 | case clang::Type::Elaborated: { | |||
9282 | clang::QualType elaborated_qual_type = | |||
9283 | llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType(); | |||
9284 | CompilerType elaborated_clang_type(getASTContext(), elaborated_qual_type); | |||
9285 | lldb::Format elaborated_format = elaborated_clang_type.GetFormat(); | |||
9286 | clang::TypeInfo elaborated_type_info = | |||
9287 | getASTContext()->getTypeInfo(elaborated_qual_type); | |||
9288 | uint64_t elaborated_byte_size = elaborated_type_info.Width / 8; | |||
9289 | ||||
9290 | return elaborated_clang_type.DumpValue( | |||
9291 | exe_ctx, | |||
9292 | s, // Stream to dump to | |||
9293 | elaborated_format, // The format with which to display the element | |||
9294 | data, // Data buffer containing all bytes for this type | |||
9295 | data_byte_offset, // Offset into "data" where to grab value from | |||
9296 | elaborated_byte_size, // Size of this type in bytes | |||
9297 | bitfield_bit_size, // Bitfield bit size | |||
9298 | bitfield_bit_offset, // Bitfield bit offset | |||
9299 | show_types, // Boolean indicating if we should show the variable types | |||
9300 | show_summary, // Boolean indicating if we should show a summary for the | |||
9301 | // current type | |||
9302 | verbose, // Verbose output? | |||
9303 | depth); // Scope depth for any types that have children | |||
9304 | } break; | |||
9305 | ||||
9306 | case clang::Type::Paren: { | |||
9307 | clang::QualType desugar_qual_type = | |||
9308 | llvm::cast<clang::ParenType>(qual_type)->desugar(); | |||
9309 | CompilerType desugar_clang_type(getASTContext(), desugar_qual_type); | |||
9310 | ||||
9311 | lldb::Format desugar_format = desugar_clang_type.GetFormat(); | |||
9312 | clang::TypeInfo desugar_type_info = | |||
9313 | getASTContext()->getTypeInfo(desugar_qual_type); | |||
9314 | uint64_t desugar_byte_size = desugar_type_info.Width / 8; | |||
9315 | ||||
9316 | return desugar_clang_type.DumpValue( | |||
9317 | exe_ctx, | |||
9318 | s, // Stream to dump to | |||
9319 | desugar_format, // The format with which to display the element | |||
9320 | data, // Data buffer containing all bytes for this type | |||
9321 | data_byte_offset, // Offset into "data" where to grab value from | |||
9322 | desugar_byte_size, // Size of this type in bytes | |||
9323 | bitfield_bit_size, // Bitfield bit size | |||
9324 | bitfield_bit_offset, // Bitfield bit offset | |||
9325 | show_types, // Boolean indicating if we should show the variable types | |||
9326 | show_summary, // Boolean indicating if we should show a summary for the | |||
9327 | // current type | |||
9328 | verbose, // Verbose output? | |||
9329 | depth); // Scope depth for any types that have children | |||
9330 | } break; | |||
9331 | ||||
9332 | default: | |||
9333 | // We are down to a scalar type that we just need to display. | |||
9334 | DumpDataExtractor(data, s, data_byte_offset, format, data_byte_size, 1, | |||
9335 | UINT32_MAX(4294967295U), LLDB_INVALID_ADDRESS(18446744073709551615UL), bitfield_bit_size, | |||
9336 | bitfield_bit_offset); | |||
9337 | ||||
9338 | if (show_summary) | |||
9339 | DumpSummary(type, exe_ctx, s, data, data_byte_offset, data_byte_size); | |||
9340 | break; | |||
9341 | } | |||
9342 | } | |||
9343 | ||||
9344 | bool ClangASTContext::DumpTypeValue( | |||
9345 | lldb::opaque_compiler_type_t type, Stream *s, lldb::Format format, | |||
9346 | const DataExtractor &data, lldb::offset_t byte_offset, size_t byte_size, | |||
9347 | uint32_t bitfield_bit_size, uint32_t bitfield_bit_offset, | |||
9348 | ExecutionContextScope *exe_scope) { | |||
9349 | if (!type) | |||
9350 | return false; | |||
9351 | if (IsAggregateType(type)) { | |||
9352 | return false; | |||
9353 | } else { | |||
9354 | clang::QualType qual_type(GetQualType(type)); | |||
9355 | ||||
9356 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
9357 | switch (type_class) { | |||
9358 | case clang::Type::Typedef: { | |||
9359 | clang::QualType typedef_qual_type = | |||
9360 | llvm::cast<clang::TypedefType>(qual_type) | |||
9361 | ->getDecl() | |||
9362 | ->getUnderlyingType(); | |||
9363 | CompilerType typedef_clang_type(getASTContext(), typedef_qual_type); | |||
9364 | if (format == eFormatDefault) | |||
9365 | format = typedef_clang_type.GetFormat(); | |||
9366 | clang::TypeInfo typedef_type_info = | |||
9367 | getASTContext()->getTypeInfo(typedef_qual_type); | |||
9368 | uint64_t typedef_byte_size = typedef_type_info.Width / 8; | |||
9369 | ||||
9370 | return typedef_clang_type.DumpTypeValue( | |||
9371 | s, | |||
9372 | format, // The format with which to display the element | |||
9373 | data, // Data buffer containing all bytes for this type | |||
9374 | byte_offset, // Offset into "data" where to grab value from | |||
9375 | typedef_byte_size, // Size of this type in bytes | |||
9376 | bitfield_bit_size, // Size in bits of a bitfield value, if zero don't | |||
9377 | // treat as a bitfield | |||
9378 | bitfield_bit_offset, // Offset in bits of a bitfield value if | |||
9379 | // bitfield_bit_size != 0 | |||
9380 | exe_scope); | |||
9381 | } break; | |||
9382 | ||||
9383 | case clang::Type::Enum: | |||
9384 | // If our format is enum or default, show the enumeration value as its | |||
9385 | // enumeration string value, else just display it as requested. | |||
9386 | if ((format == eFormatEnum || format == eFormatDefault) && | |||
9387 | GetCompleteType(type)) { | |||
9388 | const clang::EnumType *enutype = | |||
9389 | llvm::cast<clang::EnumType>(qual_type.getTypePtr()); | |||
9390 | const clang::EnumDecl *enum_decl = enutype->getDecl(); | |||
9391 | assert(enum_decl)((enum_decl) ? static_cast<void> (0) : __assert_fail ("enum_decl" , "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 9391, __PRETTY_FUNCTION__)); | |||
9392 | clang::EnumDecl::enumerator_iterator enum_pos, enum_end_pos; | |||
9393 | const bool is_signed = qual_type->isSignedIntegerOrEnumerationType(); | |||
9394 | lldb::offset_t offset = byte_offset; | |||
9395 | if (is_signed) { | |||
9396 | const int64_t enum_svalue = data.GetMaxS64Bitfield( | |||
9397 | &offset, byte_size, bitfield_bit_size, bitfield_bit_offset); | |||
9398 | for (enum_pos = enum_decl->enumerator_begin(), | |||
9399 | enum_end_pos = enum_decl->enumerator_end(); | |||
9400 | enum_pos != enum_end_pos; ++enum_pos) { | |||
9401 | if (enum_pos->getInitVal().getSExtValue() == enum_svalue) { | |||
9402 | s->PutCString(enum_pos->getNameAsString()); | |||
9403 | return true; | |||
9404 | } | |||
9405 | } | |||
9406 | // If we have gotten here we didn't get find the enumerator in the | |||
9407 | // enum decl, so just print the integer. | |||
9408 | s->Printf("%" PRIi64"l" "i", enum_svalue); | |||
9409 | } else { | |||
9410 | const uint64_t enum_uvalue = data.GetMaxU64Bitfield( | |||
9411 | &offset, byte_size, bitfield_bit_size, bitfield_bit_offset); | |||
9412 | for (enum_pos = enum_decl->enumerator_begin(), | |||
9413 | enum_end_pos = enum_decl->enumerator_end(); | |||
9414 | enum_pos != enum_end_pos; ++enum_pos) { | |||
9415 | if (enum_pos->getInitVal().getZExtValue() == enum_uvalue) { | |||
9416 | s->PutCString(enum_pos->getNameAsString()); | |||
9417 | return true; | |||
9418 | } | |||
9419 | } | |||
9420 | // If we have gotten here we didn't get find the enumerator in the | |||
9421 | // enum decl, so just print the integer. | |||
9422 | s->Printf("%" PRIu64"l" "u", enum_uvalue); | |||
9423 | } | |||
9424 | return true; | |||
9425 | } | |||
9426 | // format was not enum, just fall through and dump the value as | |||
9427 | // requested.... | |||
9428 | LLVM_FALLTHROUGH[[clang::fallthrough]]; | |||
9429 | ||||
9430 | default: | |||
9431 | // We are down to a scalar type that we just need to display. | |||
9432 | { | |||
9433 | uint32_t item_count = 1; | |||
9434 | // A few formats, we might need to modify our size and count for | |||
9435 | // depending | |||
9436 | // on how we are trying to display the value... | |||
9437 | switch (format) { | |||
9438 | default: | |||
9439 | case eFormatBoolean: | |||
9440 | case eFormatBinary: | |||
9441 | case eFormatComplex: | |||
9442 | case eFormatCString: // NULL terminated C strings | |||
9443 | case eFormatDecimal: | |||
9444 | case eFormatEnum: | |||
9445 | case eFormatHex: | |||
9446 | case eFormatHexUppercase: | |||
9447 | case eFormatFloat: | |||
9448 | case eFormatOctal: | |||
9449 | case eFormatOSType: | |||
9450 | case eFormatUnsigned: | |||
9451 | case eFormatPointer: | |||
9452 | case eFormatVectorOfChar: | |||
9453 | case eFormatVectorOfSInt8: | |||
9454 | case eFormatVectorOfUInt8: | |||
9455 | case eFormatVectorOfSInt16: | |||
9456 | case eFormatVectorOfUInt16: | |||
9457 | case eFormatVectorOfSInt32: | |||
9458 | case eFormatVectorOfUInt32: | |||
9459 | case eFormatVectorOfSInt64: | |||
9460 | case eFormatVectorOfUInt64: | |||
9461 | case eFormatVectorOfFloat32: | |||
9462 | case eFormatVectorOfFloat64: | |||
9463 | case eFormatVectorOfUInt128: | |||
9464 | break; | |||
9465 | ||||
9466 | case eFormatChar: | |||
9467 | case eFormatCharPrintable: | |||
9468 | case eFormatCharArray: | |||
9469 | case eFormatBytes: | |||
9470 | case eFormatBytesWithASCII: | |||
9471 | item_count = byte_size; | |||
9472 | byte_size = 1; | |||
9473 | break; | |||
9474 | ||||
9475 | case eFormatUnicode16: | |||
9476 | item_count = byte_size / 2; | |||
9477 | byte_size = 2; | |||
9478 | break; | |||
9479 | ||||
9480 | case eFormatUnicode32: | |||
9481 | item_count = byte_size / 4; | |||
9482 | byte_size = 4; | |||
9483 | break; | |||
9484 | } | |||
9485 | return DumpDataExtractor(data, s, byte_offset, format, byte_size, | |||
9486 | item_count, UINT32_MAX(4294967295U), LLDB_INVALID_ADDRESS(18446744073709551615UL), | |||
9487 | bitfield_bit_size, bitfield_bit_offset, | |||
9488 | exe_scope); | |||
9489 | } | |||
9490 | break; | |||
9491 | } | |||
9492 | } | |||
9493 | return 0; | |||
9494 | } | |||
9495 | ||||
9496 | void ClangASTContext::DumpSummary(lldb::opaque_compiler_type_t type, | |||
9497 | ExecutionContext *exe_ctx, Stream *s, | |||
9498 | const lldb_private::DataExtractor &data, | |||
9499 | lldb::offset_t data_byte_offset, | |||
9500 | size_t data_byte_size) { | |||
9501 | uint32_t length = 0; | |||
9502 | if (IsCStringType(type, length)) { | |||
9503 | if (exe_ctx) { | |||
9504 | Process *process = exe_ctx->GetProcessPtr(); | |||
9505 | if (process) { | |||
9506 | lldb::offset_t offset = data_byte_offset; | |||
9507 | lldb::addr_t pointer_address = data.GetMaxU64(&offset, data_byte_size); | |||
9508 | std::vector<uint8_t> buf; | |||
9509 | if (length > 0) | |||
9510 | buf.resize(length); | |||
9511 | else | |||
9512 | buf.resize(256); | |||
9513 | ||||
9514 | DataExtractor cstr_data(&buf.front(), buf.size(), | |||
9515 | process->GetByteOrder(), 4); | |||
9516 | buf.back() = '\0'; | |||
9517 | size_t bytes_read; | |||
9518 | size_t total_cstr_len = 0; | |||
9519 | Status error; | |||
9520 | while ((bytes_read = process->ReadMemory(pointer_address, &buf.front(), | |||
9521 | buf.size(), error)) > 0) { | |||
9522 | const size_t len = strlen((const char *)&buf.front()); | |||
9523 | if (len == 0) | |||
9524 | break; | |||
9525 | if (total_cstr_len == 0) | |||
9526 | s->PutCString(" \""); | |||
9527 | DumpDataExtractor(cstr_data, s, 0, lldb::eFormatChar, 1, len, | |||
9528 | UINT32_MAX(4294967295U), LLDB_INVALID_ADDRESS(18446744073709551615UL), 0, 0); | |||
9529 | total_cstr_len += len; | |||
9530 | if (len < buf.size()) | |||
9531 | break; | |||
9532 | pointer_address += total_cstr_len; | |||
9533 | } | |||
9534 | if (total_cstr_len > 0) | |||
9535 | s->PutChar('"'); | |||
9536 | } | |||
9537 | } | |||
9538 | } | |||
9539 | } | |||
9540 | ||||
9541 | void ClangASTContext::DumpTypeDescription(lldb::opaque_compiler_type_t type) { | |||
9542 | StreamFile s(stdoutstdout, false); | |||
9543 | DumpTypeDescription(type, &s); | |||
9544 | ClangASTMetadata *metadata = | |||
9545 | ClangASTContext::GetMetadata(getASTContext(), type); | |||
9546 | if (metadata) { | |||
9547 | metadata->Dump(&s); | |||
9548 | } | |||
9549 | } | |||
9550 | ||||
9551 | void ClangASTContext::DumpTypeDescription(lldb::opaque_compiler_type_t type, | |||
9552 | Stream *s) { | |||
9553 | if (type) { | |||
9554 | clang::QualType qual_type(GetQualType(type)); | |||
9555 | ||||
9556 | llvm::SmallVector<char, 1024> buf; | |||
9557 | llvm::raw_svector_ostream llvm_ostrm(buf); | |||
9558 | ||||
9559 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
9560 | switch (type_class) { | |||
9561 | case clang::Type::ObjCObject: | |||
9562 | case clang::Type::ObjCInterface: { | |||
9563 | GetCompleteType(type); | |||
9564 | ||||
9565 | const clang::ObjCObjectType *objc_class_type = | |||
9566 | llvm::dyn_cast<clang::ObjCObjectType>(qual_type.getTypePtr()); | |||
9567 | assert(objc_class_type)((objc_class_type) ? static_cast<void> (0) : __assert_fail ("objc_class_type", "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 9567, __PRETTY_FUNCTION__)); | |||
9568 | if (objc_class_type) { | |||
9569 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
9570 | objc_class_type->getInterface(); | |||
9571 | if (class_interface_decl) { | |||
9572 | clang::PrintingPolicy policy = getASTContext()->getPrintingPolicy(); | |||
9573 | class_interface_decl->print(llvm_ostrm, policy, s->GetIndentLevel()); | |||
9574 | } | |||
9575 | } | |||
9576 | } break; | |||
9577 | ||||
9578 | case clang::Type::Typedef: { | |||
9579 | const clang::TypedefType *typedef_type = | |||
9580 | qual_type->getAs<clang::TypedefType>(); | |||
9581 | if (typedef_type) { | |||
9582 | const clang::TypedefNameDecl *typedef_decl = typedef_type->getDecl(); | |||
9583 | std::string clang_typedef_name( | |||
9584 | typedef_decl->getQualifiedNameAsString()); | |||
9585 | if (!clang_typedef_name.empty()) { | |||
9586 | s->PutCString("typedef "); | |||
9587 | s->PutCString(clang_typedef_name); | |||
9588 | } | |||
9589 | } | |||
9590 | } break; | |||
9591 | ||||
9592 | case clang::Type::Auto: | |||
9593 | CompilerType(getASTContext(), | |||
9594 | llvm::cast<clang::AutoType>(qual_type)->getDeducedType()) | |||
9595 | .DumpTypeDescription(s); | |||
9596 | return; | |||
9597 | ||||
9598 | case clang::Type::Elaborated: | |||
9599 | CompilerType(getASTContext(), | |||
9600 | llvm::cast<clang::ElaboratedType>(qual_type)->getNamedType()) | |||
9601 | .DumpTypeDescription(s); | |||
9602 | return; | |||
9603 | ||||
9604 | case clang::Type::Paren: | |||
9605 | CompilerType(getASTContext(), | |||
9606 | llvm::cast<clang::ParenType>(qual_type)->desugar()) | |||
9607 | .DumpTypeDescription(s); | |||
9608 | return; | |||
9609 | ||||
9610 | case clang::Type::Record: { | |||
9611 | GetCompleteType(type); | |||
9612 | ||||
9613 | const clang::RecordType *record_type = | |||
9614 | llvm::cast<clang::RecordType>(qual_type.getTypePtr()); | |||
9615 | const clang::RecordDecl *record_decl = record_type->getDecl(); | |||
9616 | const clang::CXXRecordDecl *cxx_record_decl = | |||
9617 | llvm::dyn_cast<clang::CXXRecordDecl>(record_decl); | |||
9618 | ||||
9619 | if (cxx_record_decl) | |||
9620 | cxx_record_decl->print(llvm_ostrm, getASTContext()->getPrintingPolicy(), | |||
9621 | s->GetIndentLevel()); | |||
9622 | else | |||
9623 | record_decl->print(llvm_ostrm, getASTContext()->getPrintingPolicy(), | |||
9624 | s->GetIndentLevel()); | |||
9625 | } break; | |||
9626 | ||||
9627 | default: { | |||
9628 | const clang::TagType *tag_type = | |||
9629 | llvm::dyn_cast<clang::TagType>(qual_type.getTypePtr()); | |||
9630 | if (tag_type) { | |||
9631 | clang::TagDecl *tag_decl = tag_type->getDecl(); | |||
9632 | if (tag_decl) | |||
9633 | tag_decl->print(llvm_ostrm, 0); | |||
9634 | } else { | |||
9635 | std::string clang_type_name(qual_type.getAsString()); | |||
9636 | if (!clang_type_name.empty()) | |||
9637 | s->PutCString(clang_type_name); | |||
9638 | } | |||
9639 | } | |||
9640 | } | |||
9641 | ||||
9642 | if (buf.size() > 0) { | |||
9643 | s->Write(buf.data(), buf.size()); | |||
9644 | } | |||
9645 | } | |||
9646 | } | |||
9647 | ||||
9648 | void ClangASTContext::DumpTypeName(const CompilerType &type) { | |||
9649 | if (ClangUtil::IsClangType(type)) { | |||
9650 | clang::QualType qual_type( | |||
9651 | ClangUtil::GetCanonicalQualType(ClangUtil::RemoveFastQualifiers(type))); | |||
9652 | ||||
9653 | const clang::Type::TypeClass type_class = qual_type->getTypeClass(); | |||
9654 | switch (type_class) { | |||
9655 | case clang::Type::Record: { | |||
9656 | const clang::CXXRecordDecl *cxx_record_decl = | |||
9657 | qual_type->getAsCXXRecordDecl(); | |||
9658 | if (cxx_record_decl) | |||
9659 | printf("class %s", cxx_record_decl->getName().str().c_str()); | |||
9660 | } break; | |||
9661 | ||||
9662 | case clang::Type::Enum: { | |||
9663 | clang::EnumDecl *enum_decl = | |||
9664 | llvm::cast<clang::EnumType>(qual_type)->getDecl(); | |||
9665 | if (enum_decl) { | |||
9666 | printf("enum %s", enum_decl->getName().str().c_str()); | |||
9667 | } | |||
9668 | } break; | |||
9669 | ||||
9670 | case clang::Type::ObjCObject: | |||
9671 | case clang::Type::ObjCInterface: { | |||
9672 | const clang::ObjCObjectType *objc_class_type = | |||
9673 | llvm::dyn_cast<clang::ObjCObjectType>(qual_type); | |||
9674 | if (objc_class_type) { | |||
9675 | clang::ObjCInterfaceDecl *class_interface_decl = | |||
9676 | objc_class_type->getInterface(); | |||
9677 | // We currently can't complete objective C types through the newly | |||
9678 | // added ASTContext because it only supports TagDecl objects right | |||
9679 | // now... | |||
9680 | if (class_interface_decl) | |||
9681 | printf("@class %s", class_interface_decl->getName().str().c_str()); | |||
9682 | } | |||
9683 | } break; | |||
9684 | ||||
9685 | case clang::Type::Typedef: | |||
9686 | printf("typedef %s", llvm::cast<clang::TypedefType>(qual_type) | |||
9687 | ->getDecl() | |||
9688 | ->getName() | |||
9689 | .str() | |||
9690 | .c_str()); | |||
9691 | break; | |||
9692 | ||||
9693 | case clang::Type::Auto: | |||
9694 | printf("auto "); | |||
9695 | return DumpTypeName(CompilerType(type.GetTypeSystem(), | |||
9696 | llvm::cast<clang::AutoType>(qual_type) | |||
9697 | ->getDeducedType() | |||
9698 | .getAsOpaquePtr())); | |||
9699 | ||||
9700 | case clang::Type::Elaborated: | |||
9701 | printf("elaborated "); | |||
9702 | return DumpTypeName(CompilerType( | |||
9703 | type.GetTypeSystem(), llvm::cast<clang::ElaboratedType>(qual_type) | |||
9704 | ->getNamedType() | |||
9705 | .getAsOpaquePtr())); | |||
9706 | ||||
9707 | case clang::Type::Paren: | |||
9708 | printf("paren "); | |||
9709 | return DumpTypeName(CompilerType( | |||
9710 | type.GetTypeSystem(), | |||
9711 | llvm::cast<clang::ParenType>(qual_type)->desugar().getAsOpaquePtr())); | |||
9712 | ||||
9713 | default: | |||
9714 | printf("ClangASTContext::DumpTypeName() type_class = %u", type_class); | |||
9715 | break; | |||
9716 | } | |||
9717 | } | |||
9718 | } | |||
9719 | ||||
9720 | clang::ClassTemplateDecl *ClangASTContext::ParseClassTemplateDecl( | |||
9721 | clang::DeclContext *decl_ctx, lldb::AccessType access_type, | |||
9722 | const char *parent_name, int tag_decl_kind, | |||
9723 | const ClangASTContext::TemplateParameterInfos &template_param_infos) { | |||
9724 | if (template_param_infos.IsValid()) { | |||
9725 | std::string template_basename(parent_name); | |||
9726 | template_basename.erase(template_basename.find('<')); | |||
9727 | ||||
9728 | return CreateClassTemplateDecl(decl_ctx, access_type, | |||
9729 | template_basename.c_str(), tag_decl_kind, | |||
9730 | template_param_infos); | |||
9731 | } | |||
9732 | return NULL__null; | |||
9733 | } | |||
9734 | ||||
9735 | void ClangASTContext::CompleteTagDecl(void *baton, clang::TagDecl *decl) { | |||
9736 | ClangASTContext *ast = (ClangASTContext *)baton; | |||
9737 | SymbolFile *sym_file = ast->GetSymbolFile(); | |||
9738 | if (sym_file) { | |||
9739 | CompilerType clang_type = GetTypeForDecl(decl); | |||
9740 | if (clang_type) | |||
9741 | sym_file->CompleteType(clang_type); | |||
9742 | } | |||
9743 | } | |||
9744 | ||||
9745 | void ClangASTContext::CompleteObjCInterfaceDecl( | |||
9746 | void *baton, clang::ObjCInterfaceDecl *decl) { | |||
9747 | ClangASTContext *ast = (ClangASTContext *)baton; | |||
9748 | SymbolFile *sym_file = ast->GetSymbolFile(); | |||
9749 | if (sym_file) { | |||
9750 | CompilerType clang_type = GetTypeForDecl(decl); | |||
9751 | if (clang_type) | |||
9752 | sym_file->CompleteType(clang_type); | |||
9753 | } | |||
9754 | } | |||
9755 | ||||
9756 | DWARFASTParser *ClangASTContext::GetDWARFParser() { | |||
9757 | if (!m_dwarf_ast_parser_ap) | |||
9758 | m_dwarf_ast_parser_ap.reset(new DWARFASTParserClang(*this)); | |||
9759 | return m_dwarf_ast_parser_ap.get(); | |||
9760 | } | |||
9761 | ||||
9762 | PDBASTParser *ClangASTContext::GetPDBParser() { | |||
9763 | if (!m_pdb_ast_parser_ap) | |||
9764 | m_pdb_ast_parser_ap.reset(new PDBASTParser(*this)); | |||
9765 | return m_pdb_ast_parser_ap.get(); | |||
9766 | } | |||
9767 | ||||
9768 | bool ClangASTContext::LayoutRecordType( | |||
9769 | void *baton, const clang::RecordDecl *record_decl, uint64_t &bit_size, | |||
9770 | uint64_t &alignment, | |||
9771 | llvm::DenseMap<const clang::FieldDecl *, uint64_t> &field_offsets, | |||
9772 | llvm::DenseMap<const clang::CXXRecordDecl *, clang::CharUnits> | |||
9773 | &base_offsets, | |||
9774 | llvm::DenseMap<const clang::CXXRecordDecl *, clang::CharUnits> | |||
9775 | &vbase_offsets) { | |||
9776 | ClangASTContext *ast = (ClangASTContext *)baton; | |||
9777 | lldb_private::ClangASTImporter *importer = nullptr; | |||
9778 | if (ast->m_dwarf_ast_parser_ap) | |||
9779 | importer = &ast->m_dwarf_ast_parser_ap->GetClangASTImporter(); | |||
9780 | if (!importer && ast->m_pdb_ast_parser_ap) | |||
9781 | importer = &ast->m_pdb_ast_parser_ap->GetClangASTImporter(); | |||
9782 | if (!importer) | |||
9783 | return false; | |||
9784 | ||||
9785 | return importer->LayoutRecordType(record_decl, bit_size, alignment, | |||
9786 | field_offsets, base_offsets, vbase_offsets); | |||
9787 | } | |||
9788 | ||||
9789 | //---------------------------------------------------------------------- | |||
9790 | // CompilerDecl override functions | |||
9791 | //---------------------------------------------------------------------- | |||
9792 | ||||
9793 | ConstString ClangASTContext::DeclGetName(void *opaque_decl) { | |||
9794 | if (opaque_decl) { | |||
9795 | clang::NamedDecl *nd = | |||
9796 | llvm::dyn_cast<NamedDecl>((clang::Decl *)opaque_decl); | |||
9797 | if (nd != nullptr) | |||
9798 | return ConstString(nd->getDeclName().getAsString()); | |||
9799 | } | |||
9800 | return ConstString(); | |||
9801 | } | |||
9802 | ||||
9803 | ConstString ClangASTContext::DeclGetMangledName(void *opaque_decl) { | |||
9804 | if (opaque_decl) { | |||
9805 | clang::NamedDecl *nd = | |||
9806 | llvm::dyn_cast<clang::NamedDecl>((clang::Decl *)opaque_decl); | |||
9807 | if (nd != nullptr && !llvm::isa<clang::ObjCMethodDecl>(nd)) { | |||
9808 | clang::MangleContext *mc = getMangleContext(); | |||
9809 | if (mc && mc->shouldMangleCXXName(nd)) { | |||
9810 | llvm::SmallVector<char, 1024> buf; | |||
9811 | llvm::raw_svector_ostream llvm_ostrm(buf); | |||
9812 | if (llvm::isa<clang::CXXConstructorDecl>(nd)) { | |||
9813 | mc->mangleCXXCtor(llvm::dyn_cast<clang::CXXConstructorDecl>(nd), | |||
9814 | Ctor_Complete, llvm_ostrm); | |||
9815 | } else if (llvm::isa<clang::CXXDestructorDecl>(nd)) { | |||
9816 | mc->mangleCXXDtor(llvm::dyn_cast<clang::CXXDestructorDecl>(nd), | |||
9817 | Dtor_Complete, llvm_ostrm); | |||
9818 | } else { | |||
9819 | mc->mangleName(nd, llvm_ostrm); | |||
9820 | } | |||
9821 | if (buf.size() > 0) | |||
9822 | return ConstString(buf.data(), buf.size()); | |||
9823 | } | |||
9824 | } | |||
9825 | } | |||
9826 | return ConstString(); | |||
9827 | } | |||
9828 | ||||
9829 | CompilerDeclContext ClangASTContext::DeclGetDeclContext(void *opaque_decl) { | |||
9830 | if (opaque_decl) | |||
9831 | return CompilerDeclContext(this, | |||
9832 | ((clang::Decl *)opaque_decl)->getDeclContext()); | |||
9833 | else | |||
9834 | return CompilerDeclContext(); | |||
9835 | } | |||
9836 | ||||
9837 | CompilerType ClangASTContext::DeclGetFunctionReturnType(void *opaque_decl) { | |||
9838 | if (clang::FunctionDecl *func_decl = | |||
9839 | llvm::dyn_cast<clang::FunctionDecl>((clang::Decl *)opaque_decl)) | |||
9840 | return CompilerType(this, func_decl->getReturnType().getAsOpaquePtr()); | |||
9841 | if (clang::ObjCMethodDecl *objc_method = | |||
9842 | llvm::dyn_cast<clang::ObjCMethodDecl>((clang::Decl *)opaque_decl)) | |||
9843 | return CompilerType(this, objc_method->getReturnType().getAsOpaquePtr()); | |||
9844 | else | |||
9845 | return CompilerType(); | |||
9846 | } | |||
9847 | ||||
9848 | size_t ClangASTContext::DeclGetFunctionNumArguments(void *opaque_decl) { | |||
9849 | if (clang::FunctionDecl *func_decl = | |||
9850 | llvm::dyn_cast<clang::FunctionDecl>((clang::Decl *)opaque_decl)) | |||
9851 | return func_decl->param_size(); | |||
9852 | if (clang::ObjCMethodDecl *objc_method = | |||
9853 | llvm::dyn_cast<clang::ObjCMethodDecl>((clang::Decl *)opaque_decl)) | |||
9854 | return objc_method->param_size(); | |||
9855 | else | |||
9856 | return 0; | |||
9857 | } | |||
9858 | ||||
9859 | CompilerType ClangASTContext::DeclGetFunctionArgumentType(void *opaque_decl, | |||
9860 | size_t idx) { | |||
9861 | if (clang::FunctionDecl *func_decl = | |||
9862 | llvm::dyn_cast<clang::FunctionDecl>((clang::Decl *)opaque_decl)) { | |||
9863 | if (idx < func_decl->param_size()) { | |||
9864 | ParmVarDecl *var_decl = func_decl->getParamDecl(idx); | |||
9865 | if (var_decl) | |||
9866 | return CompilerType(this, var_decl->getOriginalType().getAsOpaquePtr()); | |||
9867 | } | |||
9868 | } else if (clang::ObjCMethodDecl *objc_method = | |||
9869 | llvm::dyn_cast<clang::ObjCMethodDecl>( | |||
9870 | (clang::Decl *)opaque_decl)) { | |||
9871 | if (idx < objc_method->param_size()) | |||
9872 | return CompilerType( | |||
9873 | this, | |||
9874 | objc_method->parameters()[idx]->getOriginalType().getAsOpaquePtr()); | |||
9875 | } | |||
9876 | return CompilerType(); | |||
9877 | } | |||
9878 | ||||
9879 | //---------------------------------------------------------------------- | |||
9880 | // CompilerDeclContext functions | |||
9881 | //---------------------------------------------------------------------- | |||
9882 | ||||
9883 | std::vector<CompilerDecl> ClangASTContext::DeclContextFindDeclByName( | |||
9884 | void *opaque_decl_ctx, ConstString name, const bool ignore_using_decls) { | |||
9885 | std::vector<CompilerDecl> found_decls; | |||
9886 | if (opaque_decl_ctx) { | |||
9887 | DeclContext *root_decl_ctx = (DeclContext *)opaque_decl_ctx; | |||
9888 | std::set<DeclContext *> searched; | |||
9889 | std::multimap<DeclContext *, DeclContext *> search_queue; | |||
9890 | SymbolFile *symbol_file = GetSymbolFile(); | |||
9891 | ||||
9892 | for (clang::DeclContext *decl_context = root_decl_ctx; | |||
9893 | decl_context != nullptr && found_decls.empty(); | |||
9894 | decl_context = decl_context->getParent()) { | |||
9895 | search_queue.insert(std::make_pair(decl_context, decl_context)); | |||
9896 | ||||
9897 | for (auto it = search_queue.find(decl_context); it != search_queue.end(); | |||
9898 | it++) { | |||
9899 | if (!searched.insert(it->second).second) | |||
9900 | continue; | |||
9901 | symbol_file->ParseDeclsForContext( | |||
9902 | CompilerDeclContext(this, it->second)); | |||
9903 | ||||
9904 | for (clang::Decl *child : it->second->decls()) { | |||
9905 | if (clang::UsingDirectiveDecl *ud = | |||
9906 | llvm::dyn_cast<clang::UsingDirectiveDecl>(child)) { | |||
9907 | if (ignore_using_decls) | |||
9908 | continue; | |||
9909 | clang::DeclContext *from = ud->getCommonAncestor(); | |||
9910 | if (searched.find(ud->getNominatedNamespace()) == searched.end()) | |||
9911 | search_queue.insert( | |||
9912 | std::make_pair(from, ud->getNominatedNamespace())); | |||
9913 | } else if (clang::UsingDecl *ud = | |||
9914 | llvm::dyn_cast<clang::UsingDecl>(child)) { | |||
9915 | if (ignore_using_decls) | |||
9916 | continue; | |||
9917 | for (clang::UsingShadowDecl *usd : ud->shadows()) { | |||
9918 | clang::Decl *target = usd->getTargetDecl(); | |||
9919 | if (clang::NamedDecl *nd = | |||
9920 | llvm::dyn_cast<clang::NamedDecl>(target)) { | |||
9921 | IdentifierInfo *ii = nd->getIdentifier(); | |||
9922 | if (ii != nullptr && | |||
9923 | ii->getName().equals(name.AsCString(nullptr))) | |||
9924 | found_decls.push_back(CompilerDecl(this, nd)); | |||
9925 | } | |||
9926 | } | |||
9927 | } else if (clang::NamedDecl *nd = | |||
9928 | llvm::dyn_cast<clang::NamedDecl>(child)) { | |||
9929 | IdentifierInfo *ii = nd->getIdentifier(); | |||
9930 | if (ii != nullptr && ii->getName().equals(name.AsCString(nullptr))) | |||
9931 | found_decls.push_back(CompilerDecl(this, nd)); | |||
9932 | } | |||
9933 | } | |||
9934 | } | |||
9935 | } | |||
9936 | } | |||
9937 | return found_decls; | |||
9938 | } | |||
9939 | ||||
9940 | // Look for child_decl_ctx's lookup scope in frame_decl_ctx and its parents, | |||
9941 | // and return the number of levels it took to find it, or | |||
9942 | // LLDB_INVALID_DECL_LEVEL if not found. If the decl was imported via a using | |||
9943 | // declaration, its name and/or type, if set, will be used to check that the | |||
9944 | // decl found in the scope is a match. | |||
9945 | // | |||
9946 | // The optional name is required by languages (like C++) to handle using | |||
9947 | // declarations like: | |||
9948 | // | |||
9949 | // void poo(); | |||
9950 | // namespace ns { | |||
9951 | // void foo(); | |||
9952 | // void goo(); | |||
9953 | // } | |||
9954 | // void bar() { | |||
9955 | // using ns::foo; | |||
9956 | // // CountDeclLevels returns 0 for 'foo', 1 for 'poo', and | |||
9957 | // // LLDB_INVALID_DECL_LEVEL for 'goo'. | |||
9958 | // } | |||
9959 | // | |||
9960 | // The optional type is useful in the case that there's a specific overload | |||
9961 | // that we're looking for that might otherwise be shadowed, like: | |||
9962 | // | |||
9963 | // void foo(int); | |||
9964 | // namespace ns { | |||
9965 | // void foo(); | |||
9966 | // } | |||
9967 | // void bar() { | |||
9968 | // using ns::foo; | |||
9969 | // // CountDeclLevels returns 0 for { 'foo', void() }, | |||
9970 | // // 1 for { 'foo', void(int) }, and | |||
9971 | // // LLDB_INVALID_DECL_LEVEL for { 'foo', void(int, int) }. | |||
9972 | // } | |||
9973 | // | |||
9974 | // NOTE: Because file statics are at the TranslationUnit along with globals, a | |||
9975 | // function at file scope will return the same level as a function at global | |||
9976 | // scope. Ideally we'd like to treat the file scope as an additional scope just | |||
9977 | // below the global scope. More work needs to be done to recognise that, if | |||
9978 | // the decl we're trying to look up is static, we should compare its source | |||
9979 | // file with that of the current scope and return a lower number for it. | |||
9980 | uint32_t ClangASTContext::CountDeclLevels(clang::DeclContext *frame_decl_ctx, | |||
9981 | clang::DeclContext *child_decl_ctx, | |||
9982 | ConstString *child_name, | |||
9983 | CompilerType *child_type) { | |||
9984 | if (frame_decl_ctx) { | |||
9985 | std::set<DeclContext *> searched; | |||
9986 | std::multimap<DeclContext *, DeclContext *> search_queue; | |||
9987 | SymbolFile *symbol_file = GetSymbolFile(); | |||
9988 | ||||
9989 | // Get the lookup scope for the decl we're trying to find. | |||
9990 | clang::DeclContext *parent_decl_ctx = child_decl_ctx->getParent(); | |||
9991 | ||||
9992 | // Look for it in our scope's decl context and its parents. | |||
9993 | uint32_t level = 0; | |||
9994 | for (clang::DeclContext *decl_ctx = frame_decl_ctx; decl_ctx != nullptr; | |||
9995 | decl_ctx = decl_ctx->getParent()) { | |||
9996 | if (!decl_ctx->isLookupContext()) | |||
9997 | continue; | |||
9998 | if (decl_ctx == parent_decl_ctx) | |||
9999 | // Found it! | |||
10000 | return level; | |||
10001 | search_queue.insert(std::make_pair(decl_ctx, decl_ctx)); | |||
10002 | for (auto it = search_queue.find(decl_ctx); it != search_queue.end(); | |||
10003 | it++) { | |||
10004 | if (searched.find(it->second) != searched.end()) | |||
10005 | continue; | |||
10006 | ||||
10007 | // Currently DWARF has one shared translation unit for all Decls at top | |||
10008 | // level, so this would erroneously find using statements anywhere. So | |||
10009 | // don't look at the top-level translation unit. | |||
10010 | // TODO fix this and add a testcase that depends on it. | |||
10011 | ||||
10012 | if (llvm::isa<clang::TranslationUnitDecl>(it->second)) | |||
10013 | continue; | |||
10014 | ||||
10015 | searched.insert(it->second); | |||
10016 | symbol_file->ParseDeclsForContext( | |||
10017 | CompilerDeclContext(this, it->second)); | |||
10018 | ||||
10019 | for (clang::Decl *child : it->second->decls()) { | |||
10020 | if (clang::UsingDirectiveDecl *ud = | |||
10021 | llvm::dyn_cast<clang::UsingDirectiveDecl>(child)) { | |||
10022 | clang::DeclContext *ns = ud->getNominatedNamespace(); | |||
10023 | if (ns == parent_decl_ctx) | |||
10024 | // Found it! | |||
10025 | return level; | |||
10026 | clang::DeclContext *from = ud->getCommonAncestor(); | |||
10027 | if (searched.find(ns) == searched.end()) | |||
10028 | search_queue.insert(std::make_pair(from, ns)); | |||
10029 | } else if (child_name) { | |||
10030 | if (clang::UsingDecl *ud = | |||
10031 | llvm::dyn_cast<clang::UsingDecl>(child)) { | |||
10032 | for (clang::UsingShadowDecl *usd : ud->shadows()) { | |||
10033 | clang::Decl *target = usd->getTargetDecl(); | |||
10034 | clang::NamedDecl *nd = llvm::dyn_cast<clang::NamedDecl>(target); | |||
10035 | if (!nd) | |||
10036 | continue; | |||
10037 | // Check names. | |||
10038 | IdentifierInfo *ii = nd->getIdentifier(); | |||
10039 | if (ii == nullptr || | |||
10040 | !ii->getName().equals(child_name->AsCString(nullptr))) | |||
10041 | continue; | |||
10042 | // Check types, if one was provided. | |||
10043 | if (child_type) { | |||
10044 | CompilerType clang_type = ClangASTContext::GetTypeForDecl(nd); | |||
10045 | if (!AreTypesSame(clang_type, *child_type, | |||
10046 | /*ignore_qualifiers=*/true)) | |||
10047 | continue; | |||
10048 | } | |||
10049 | // Found it! | |||
10050 | return level; | |||
10051 | } | |||
10052 | } | |||
10053 | } | |||
10054 | } | |||
10055 | } | |||
10056 | ++level; | |||
10057 | } | |||
10058 | } | |||
10059 | return LLDB_INVALID_DECL_LEVEL(4294967295U); | |||
10060 | } | |||
10061 | ||||
10062 | bool ClangASTContext::DeclContextIsStructUnionOrClass(void *opaque_decl_ctx) { | |||
10063 | if (opaque_decl_ctx) | |||
10064 | return ((clang::DeclContext *)opaque_decl_ctx)->isRecord(); | |||
10065 | else | |||
10066 | return false; | |||
10067 | } | |||
10068 | ||||
10069 | ConstString ClangASTContext::DeclContextGetName(void *opaque_decl_ctx) { | |||
10070 | if (opaque_decl_ctx) { | |||
10071 | clang::NamedDecl *named_decl = | |||
10072 | llvm::dyn_cast<clang::NamedDecl>((clang::DeclContext *)opaque_decl_ctx); | |||
10073 | if (named_decl) | |||
10074 | return ConstString(named_decl->getName()); | |||
10075 | } | |||
10076 | return ConstString(); | |||
10077 | } | |||
10078 | ||||
10079 | ConstString | |||
10080 | ClangASTContext::DeclContextGetScopeQualifiedName(void *opaque_decl_ctx) { | |||
10081 | if (opaque_decl_ctx) { | |||
10082 | clang::NamedDecl *named_decl = | |||
10083 | llvm::dyn_cast<clang::NamedDecl>((clang::DeclContext *)opaque_decl_ctx); | |||
10084 | if (named_decl) | |||
10085 | return ConstString( | |||
10086 | llvm::StringRef(named_decl->getQualifiedNameAsString())); | |||
10087 | } | |||
10088 | return ConstString(); | |||
10089 | } | |||
10090 | ||||
10091 | bool ClangASTContext::DeclContextIsClassMethod( | |||
10092 | void *opaque_decl_ctx, lldb::LanguageType *language_ptr, | |||
10093 | bool *is_instance_method_ptr, ConstString *language_object_name_ptr) { | |||
10094 | if (opaque_decl_ctx) { | |||
10095 | clang::DeclContext *decl_ctx = (clang::DeclContext *)opaque_decl_ctx; | |||
10096 | if (ObjCMethodDecl *objc_method = | |||
10097 | llvm::dyn_cast<clang::ObjCMethodDecl>(decl_ctx)) { | |||
10098 | if (is_instance_method_ptr) | |||
10099 | *is_instance_method_ptr = objc_method->isInstanceMethod(); | |||
10100 | if (language_ptr) | |||
10101 | *language_ptr = eLanguageTypeObjC; | |||
10102 | if (language_object_name_ptr) | |||
10103 | language_object_name_ptr->SetCString("self"); | |||
10104 | return true; | |||
10105 | } else if (CXXMethodDecl *cxx_method = | |||
10106 | llvm::dyn_cast<clang::CXXMethodDecl>(decl_ctx)) { | |||
10107 | if (is_instance_method_ptr) | |||
10108 | *is_instance_method_ptr = cxx_method->isInstance(); | |||
10109 | if (language_ptr) | |||
10110 | *language_ptr = eLanguageTypeC_plus_plus; | |||
10111 | if (language_object_name_ptr) | |||
10112 | language_object_name_ptr->SetCString("this"); | |||
10113 | return true; | |||
10114 | } else if (clang::FunctionDecl *function_decl = | |||
10115 | llvm::dyn_cast<clang::FunctionDecl>(decl_ctx)) { | |||
10116 | ClangASTMetadata *metadata = | |||
10117 | GetMetadata(&decl_ctx->getParentASTContext(), function_decl); | |||
10118 | if (metadata && metadata->HasObjectPtr()) { | |||
10119 | if (is_instance_method_ptr) | |||
10120 | *is_instance_method_ptr = true; | |||
10121 | if (language_ptr) | |||
10122 | *language_ptr = eLanguageTypeObjC; | |||
10123 | if (language_object_name_ptr) | |||
10124 | language_object_name_ptr->SetCString(metadata->GetObjectPtrName()); | |||
10125 | return true; | |||
10126 | } | |||
10127 | } | |||
10128 | } | |||
10129 | return false; | |||
10130 | } | |||
10131 | ||||
10132 | clang::DeclContext * | |||
10133 | ClangASTContext::DeclContextGetAsDeclContext(const CompilerDeclContext &dc) { | |||
10134 | if (dc.IsClang()) | |||
10135 | return (clang::DeclContext *)dc.GetOpaqueDeclContext(); | |||
10136 | return nullptr; | |||
10137 | } | |||
10138 | ||||
10139 | ObjCMethodDecl * | |||
10140 | ClangASTContext::DeclContextGetAsObjCMethodDecl(const CompilerDeclContext &dc) { | |||
10141 | if (dc.IsClang()) | |||
10142 | return llvm::dyn_cast<clang::ObjCMethodDecl>( | |||
10143 | (clang::DeclContext *)dc.GetOpaqueDeclContext()); | |||
10144 | return nullptr; | |||
10145 | } | |||
10146 | ||||
10147 | CXXMethodDecl * | |||
10148 | ClangASTContext::DeclContextGetAsCXXMethodDecl(const CompilerDeclContext &dc) { | |||
10149 | if (dc.IsClang()) | |||
10150 | return llvm::dyn_cast<clang::CXXMethodDecl>( | |||
10151 | (clang::DeclContext *)dc.GetOpaqueDeclContext()); | |||
10152 | return nullptr; | |||
10153 | } | |||
10154 | ||||
10155 | clang::FunctionDecl * | |||
10156 | ClangASTContext::DeclContextGetAsFunctionDecl(const CompilerDeclContext &dc) { | |||
10157 | if (dc.IsClang()) | |||
10158 | return llvm::dyn_cast<clang::FunctionDecl>( | |||
10159 | (clang::DeclContext *)dc.GetOpaqueDeclContext()); | |||
10160 | return nullptr; | |||
10161 | } | |||
10162 | ||||
10163 | clang::NamespaceDecl * | |||
10164 | ClangASTContext::DeclContextGetAsNamespaceDecl(const CompilerDeclContext &dc) { | |||
10165 | if (dc.IsClang()) | |||
10166 | return llvm::dyn_cast<clang::NamespaceDecl>( | |||
10167 | (clang::DeclContext *)dc.GetOpaqueDeclContext()); | |||
10168 | return nullptr; | |||
10169 | } | |||
10170 | ||||
10171 | ClangASTMetadata * | |||
10172 | ClangASTContext::DeclContextGetMetaData(const CompilerDeclContext &dc, | |||
10173 | const void *object) { | |||
10174 | clang::ASTContext *ast = DeclContextGetClangASTContext(dc); | |||
10175 | if (ast) | |||
10176 | return ClangASTContext::GetMetadata(ast, object); | |||
10177 | return nullptr; | |||
10178 | } | |||
10179 | ||||
10180 | clang::ASTContext * | |||
10181 | ClangASTContext::DeclContextGetClangASTContext(const CompilerDeclContext &dc) { | |||
10182 | ClangASTContext *ast = | |||
10183 | llvm::dyn_cast_or_null<ClangASTContext>(dc.GetTypeSystem()); | |||
10184 | if (ast) | |||
10185 | return ast->getASTContext(); | |||
10186 | return nullptr; | |||
10187 | } | |||
10188 | ||||
10189 | ClangASTContextForExpressions::ClangASTContextForExpressions(Target &target) | |||
10190 | : ClangASTContext(target.GetArchitecture().GetTriple().getTriple().c_str()), | |||
10191 | m_target_wp(target.shared_from_this()), | |||
10192 | m_persistent_variables(new ClangPersistentVariables) {} | |||
10193 | ||||
10194 | UserExpression *ClangASTContextForExpressions::GetUserExpression( | |||
10195 | llvm::StringRef expr, llvm::StringRef prefix, lldb::LanguageType language, | |||
10196 | Expression::ResultType desired_type, | |||
10197 | const EvaluateExpressionOptions &options) { | |||
10198 | TargetSP target_sp = m_target_wp.lock(); | |||
10199 | if (!target_sp) | |||
10200 | return nullptr; | |||
10201 | ||||
10202 | return new ClangUserExpression(*target_sp.get(), expr, prefix, language, | |||
10203 | desired_type, options); | |||
10204 | } | |||
10205 | ||||
10206 | FunctionCaller *ClangASTContextForExpressions::GetFunctionCaller( | |||
10207 | const CompilerType &return_type, const Address &function_address, | |||
10208 | const ValueList &arg_value_list, const char *name) { | |||
10209 | TargetSP target_sp = m_target_wp.lock(); | |||
10210 | if (!target_sp) | |||
10211 | return nullptr; | |||
10212 | ||||
10213 | Process *process = target_sp->GetProcessSP().get(); | |||
10214 | if (!process) | |||
10215 | return nullptr; | |||
10216 | ||||
10217 | return new ClangFunctionCaller(*process, return_type, function_address, | |||
10218 | arg_value_list, name); | |||
10219 | } | |||
10220 | ||||
10221 | UtilityFunction * | |||
10222 | ClangASTContextForExpressions::GetUtilityFunction(const char *text, | |||
10223 | const char *name) { | |||
10224 | TargetSP target_sp = m_target_wp.lock(); | |||
10225 | if (!target_sp) | |||
10226 | return nullptr; | |||
10227 | ||||
10228 | return new ClangUtilityFunction(*target_sp.get(), text, name); | |||
10229 | } | |||
10230 | ||||
10231 | PersistentExpressionState * | |||
10232 | ClangASTContextForExpressions::GetPersistentExpressionState() { | |||
10233 | return m_persistent_variables.get(); | |||
10234 | } | |||
10235 | ||||
10236 | clang::ExternalASTMerger & | |||
10237 | ClangASTContextForExpressions::GetMergerUnchecked() { | |||
10238 | lldbassert(m_scratch_ast_source_ap != nullptr)lldb_private::lldb_assert(static_cast<bool>(m_scratch_ast_source_ap != nullptr), "m_scratch_ast_source_ap != nullptr", __FUNCTION__ , "/build/llvm-toolchain-snapshot-8~svn345461/tools/lldb/source/Symbol/ClangASTContext.cpp" , 10238); | |||
10239 | return m_scratch_ast_source_ap->GetMergerUnchecked(); | |||
10240 | } |