LLVM  13.0.0git
XCOFF.h
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1 //===-- llvm/BinaryFormat/XCOFF.h - The XCOFF file format -------*- C++/-*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 //
9 // This file defines manifest constants for the XCOFF object file format.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #ifndef LLVM_BINARYFORMAT_XCOFF_H
14 #define LLVM_BINARYFORMAT_XCOFF_H
15 
16 #include <stddef.h>
17 #include <stdint.h>
18 
19 namespace llvm {
20 class StringRef;
21 template <unsigned> class SmallString;
22 
23 namespace XCOFF {
24 
25 // Constants used in the XCOFF definition.
26 
27 constexpr size_t FileNamePadSize = 6;
28 constexpr size_t NameSize = 8;
29 constexpr size_t SymbolTableEntrySize = 18;
30 constexpr size_t RelocationSerializationSize32 = 10;
31 constexpr uint16_t RelocOverflow = 65535;
32 constexpr uint8_t AllocRegNo = 31;
33 
34 enum ReservedSectionNum : int16_t { N_DEBUG = -2, N_ABS = -1, N_UNDEF = 0 };
35 
36 // x_smclas field of x_csect from system header: /usr/include/syms.h
37 /// Storage Mapping Class definitions.
38 enum StorageMappingClass : uint8_t {
39  // READ ONLY CLASSES
40  XMC_PR = 0, ///< Program Code
41  XMC_RO = 1, ///< Read Only Constant
42  XMC_DB = 2, ///< Debug Dictionary Table
43  XMC_GL = 6, ///< Global Linkage (Interfile Interface Code)
44  XMC_XO = 7, ///< Extended Operation (Pseudo Machine Instruction)
45  XMC_SV = 8, ///< Supervisor Call (32-bit process only)
46  XMC_SV64 = 17, ///< Supervisor Call for 64-bit process
47  XMC_SV3264 = 18, ///< Supervisor Call for both 32- and 64-bit processes
48  XMC_TI = 12, ///< Traceback Index csect
49  XMC_TB = 13, ///< Traceback Table csect
50 
51  // READ WRITE CLASSES
52  XMC_RW = 5, ///< Read Write Data
53  XMC_TC0 = 15, ///< TOC Anchor for TOC Addressability
54  XMC_TC = 3, ///< General TOC item
55  XMC_TD = 16, ///< Scalar data item in the TOC
56  XMC_DS = 10, ///< Descriptor csect
57  XMC_UA = 4, ///< Unclassified - Treated as Read Write
58  XMC_BS = 9, ///< BSS class (uninitialized static internal)
59  XMC_UC = 11, ///< Un-named Fortran Common
60 
61  XMC_TL = 20, ///< Initialized thread-local variable
62  XMC_UL = 21, ///< Uninitialized thread-local variable
63  XMC_TE = 22 ///< Symbol mapped at the end of TOC
64 };
65 
66 // Flags for defining the section type. Masks for use with the (signed, 32-bit)
67 // s_flags field of the section header structure, selecting for values in the
68 // lower 16 bits. Defined in the system header `scnhdr.h`.
69 enum SectionTypeFlags : int32_t {
70  STYP_PAD = 0x0008,
71  STYP_DWARF = 0x0010,
72  STYP_TEXT = 0x0020,
73  STYP_DATA = 0x0040,
74  STYP_BSS = 0x0080,
75  STYP_EXCEPT = 0x0100,
76  STYP_INFO = 0x0200,
77  STYP_TDATA = 0x0400,
78  STYP_TBSS = 0x0800,
79  STYP_LOADER = 0x1000,
80  STYP_DEBUG = 0x2000,
81  STYP_TYPCHK = 0x4000,
82  STYP_OVRFLO = 0x8000
83 };
84 
85 /// Values for defining the section subtype of sections of type STYP_DWARF as
86 /// they would appear in the (signed, 32-bit) s_flags field of the section
87 /// header structure, contributing to the 16 most significant bits. Defined in
88 /// the system header `scnhdr.h`.
89 enum DwarfSectionSubtypeFlags : int32_t {
90  SSUBTYP_DWINFO = 0x1'0000, ///< DWARF info section
91  SSUBTYP_DWLINE = 0x2'0000, ///< DWARF line section
92  SSUBTYP_DWPBNMS = 0x3'0000, ///< DWARF pubnames section
93  SSUBTYP_DWPBTYP = 0x4'0000, ///< DWARF pubtypes section
94  SSUBTYP_DWARNGE = 0x5'0000, ///< DWARF aranges section
95  SSUBTYP_DWABREV = 0x6'0000, ///< DWARF abbrev section
96  SSUBTYP_DWSTR = 0x7'0000, ///< DWARF str section
97  SSUBTYP_DWRNGES = 0x8'0000, ///< DWARF ranges section
98  SSUBTYP_DWLOC = 0x9'0000, ///< DWARF loc section
99  SSUBTYP_DWFRAME = 0xA'0000, ///< DWARF frame section
100  SSUBTYP_DWMAC = 0xB'0000 ///< DWARF macinfo section
101 };
102 
103 // STORAGE CLASSES, n_sclass field of syment.
104 // The values come from `storclass.h` and `dbxstclass.h`.
105 enum StorageClass : uint8_t {
106  // Storage classes used for symbolic debugging symbols.
107  C_FILE = 103, // File name
108  C_BINCL = 108, // Beginning of include file
109  C_EINCL = 109, // Ending of include file
110  C_GSYM = 128, // Global variable
111  C_STSYM = 133, // Statically allocated symbol
112  C_BCOMM = 135, // Beginning of common block
113  C_ECOMM = 137, // End of common block
114  C_ENTRY = 141, // Alternate entry
115  C_BSTAT = 143, // Beginning of static block
116  C_ESTAT = 144, // End of static block
117  C_GTLS = 145, // Global thread-local variable
118  C_STTLS = 146, // Static thread-local variable
119 
120  // Storage classes used for DWARF symbols.
121  C_DWARF = 112, // DWARF section symbol
122 
123  // Storage classes used for absolute symbols.
124  C_LSYM = 129, // Automatic variable allocated on stack
125  C_PSYM = 130, // Argument to subroutine allocated on stack
126  C_RSYM = 131, // Register variable
127  C_RPSYM = 132, // Argument to function or procedure stored in register
128  C_ECOML = 136, // Local member of common block
129  C_FUN = 142, // Function or procedure
130 
131  // Storage classes used for undefined external symbols or
132  // symbols of general sections.
133  C_EXT = 2, // External symbol
134  C_WEAKEXT = 111, // Weak external symbol
135 
136  // Storage classes used for symbols of general sections.
137  C_NULL = 0,
138  C_STAT = 3, // Static
139  C_BLOCK = 100, // ".bb" or ".eb"
140  C_FCN = 101, // ".bf" or ".ef"
141  C_HIDEXT = 107, // Un-named external symbol
142  C_INFO = 110, // Comment string in .info section
143  C_DECL = 140, // Declaration of object (type)
144 
145  // Storage classes - Obsolete/Undocumented.
146  C_AUTO = 1, // Automatic variable
147  C_REG = 4, // Register variable
148  C_EXTDEF = 5, // External definition
149  C_LABEL = 6, // Label
150  C_ULABEL = 7, // Undefined label
151  C_MOS = 8, // Member of structure
152  C_ARG = 9, // Function argument
153  C_STRTAG = 10, // Structure tag
154  C_MOU = 11, // Member of union
155  C_UNTAG = 12, // Union tag
156  C_TPDEF = 13, // Type definition
157  C_USTATIC = 14, // Undefined static
158  C_ENTAG = 15, // Enumeration tag
159  C_MOE = 16, // Member of enumeration
160  C_REGPARM = 17, // Register parameter
161  C_FIELD = 18, // Bit field
162  C_EOS = 102, // End of structure
163  C_LINE = 104,
164  C_ALIAS = 105, // Duplicate tag
165  C_HIDDEN = 106, // Special storage class for external
166  C_EFCN = 255, // Physical end of function
167 
168  // Storage classes - reserved
169  C_TCSYM = 134 // Reserved
170 };
171 
172 // Flags for defining the symbol type. Values to be encoded into the lower 3
173 // bits of the (unsigned, 8-bit) x_smtyp field of csect auxiliary symbol table
174 // entries. Defined in the system header `syms.h`.
175 enum SymbolType : uint8_t {
176  XTY_ER = 0, ///< External reference.
177  XTY_SD = 1, ///< Csect definition for initialized storage.
178  XTY_LD = 2, ///< Label definition.
179  ///< Defines an entry point to an initialized csect.
180  XTY_CM = 3 ///< Common csect definition. For uninitialized storage.
181 };
182 
183 /// Values for visibility as they would appear when encoded in the high 4 bits
184 /// of the 16-bit unsigned n_type field of symbol table entries. Valid for
185 /// 32-bit XCOFF only when the vstamp in the auxiliary header is greater than 1.
186 enum VisibilityType : uint16_t {
187  SYM_V_UNSPECIFIED = 0x0000,
188  SYM_V_INTERNAL = 0x1000,
189  SYM_V_HIDDEN = 0x2000,
190  SYM_V_PROTECTED = 0x3000,
191  SYM_V_EXPORTED = 0x4000
192 };
193 
194 // Relocation types, defined in `/usr/include/reloc.h`.
195 enum RelocationType : uint8_t {
196  R_POS = 0x00, ///< Positive relocation. Provides the address of the referenced
197  ///< symbol.
198  R_RL = 0x0c, ///< Positive indirect load relocation. Modifiable instruction.
199  R_RLA = 0x0d, ///< Positive load address relocation. Modifiable instruction.
200 
201  R_NEG = 0x01, ///< Negative relocation. Provides the negative of the address
202  ///< of the referenced symbol.
203  R_REL = 0x02, ///< Relative to self relocation. Provides a displacement value
204  ///< between the address of the referenced symbol and the
205  ///< address being relocated.
206 
207  R_TOC = 0x03, ///< Relative to the TOC relocation. Provides a displacement
208  ///< that is the difference between the address of the
209  ///< referenced symbol and the TOC anchor csect.
210  R_TRL = 0x12, ///< TOC relative indirect load relocation. Similar to R_TOC,
211  ///< but not modifiable instruction.
212 
213  R_TRLA =
214  0x13, ///< Relative to the TOC or to the thread-local storage base
215  ///< relocation. Compilers are not permitted to generate this
216  ///< relocation type. It is the result of a reversible
217  ///< transformation by the linker of an R_TOC relation that turned a
218  ///< load instruction into an add-immediate instruction.
219 
220  R_GL = 0x05, ///< Global linkage-external TOC address relocation. Provides the
221  ///< address of the external TOC associated with a defined
222  ///< external symbol.
223  R_TCL = 0x06, ///< Local object TOC address relocation. Provides the address
224  ///< of the local TOC entry of a defined external symbol.
225 
226  R_REF = 0x0f, ///< A non-relocating relocation. Used to prevent the binder
227  ///< from garbage collecting a csect (such as code used for
228  ///< dynamic initialization of non-local statics) for which
229  ///< another csect has an implicit dependency.
230 
231  R_BA = 0x08, ///< Branch absolute relocation. Provides the address of the
232  ///< referenced symbol. References a non-modifiable instruction.
233  R_BR = 0x0a, ///< Branch relative to self relocation. Provides the
234  ///< displacement that is the difference between the address of
235  ///< the referenced symbol and the address of the referenced
236  ///< branch instruction. References a non-modifiable instruction.
237  R_RBA = 0x18, ///< Branch absolute relocation. Similar to R_BA but
238  ///< references a modifiable instruction.
239  R_RBR = 0x1a, ///< Branch relative to self relocation. Similar to the R_BR
240  ///< relocation type, but references a modifiable instruction.
241 
242  R_TLS = 0x20, ///< General-dynamic reference to TLS symbol.
243  R_TLS_IE = 0x21, ///< Initial-exec reference to TLS symbol.
244  R_TLS_LD = 0x22, ///< Local-dynamic reference to TLS symbol.
245  R_TLS_LE = 0x23, ///< Local-exec reference to TLS symbol.
246  R_TLSM = 0x24, ///< Module reference to TLS. Provides a handle for the module
247  ///< containing the referenced symbol.
248  R_TLSML = 0x25, ///< Module reference to the local TLS storage.
249 
250  R_TOCU = 0x30, ///< Relative to TOC upper. Specifies the high-order 16 bits of
251  ///< a large code model TOC-relative relocation.
252  R_TOCL = 0x31 ///< Relative to TOC lower. Specifies the low-order 16 bits of a
253  ///< large code model TOC-relative relocation.
254 };
255 
256 struct FileHeader32 {
257  uint16_t Magic;
258  uint16_t NumberOfSections;
259  int32_t TimeStamp;
260  uint32_t SymbolTableFileOffset;
261  int32_t NumberOfSymbolTableEntries;
262  uint16_t AuxiliaryHeaderSize;
263  uint16_t Flags;
264 };
265 
266 struct SectionHeader32 {
267  char Name[XCOFF::NameSize];
268  uint32_t PhysicalAddress;
269  uint32_t VirtualAddress;
270  uint32_t Size;
271  uint32_t FileOffsetToData;
272  uint32_t FileOffsetToRelocations;
273  uint32_t FileOffsetToLineNumbers;
274  uint16_t NumberOfRelocations;
275  uint16_t NumberOfLineNumbers;
276  int32_t Flags;
277 };
278 
279 enum CFileStringType : uint8_t {
280  XFT_FN = 0, ///< Specifies the source-file name.
281  XFT_CT = 1, ///< Specifies the compiler time stamp.
282  XFT_CV = 2, ///< Specifies the compiler version number.
283  XFT_CD = 128 ///< Specifies compiler-defined information.
284 };
285 
286 enum CFileLangId : uint8_t {
287  TB_C = 0, ///< C language.
288  TB_CPLUSPLUS = 9 ///< C++ language.
289 };
290 
291 enum CFileCpuId : uint8_t {
292  TCPU_PPC64 = 2, ///< PowerPC common architecture 64-bit mode.
293  TCPU_COM = 3, ///< POWER and PowerPC architecture common.
294  TCPU_970 = 19 ///< PPC970 - PowerPC 64-bit architecture.
295 };
296 
297 StringRef getMappingClassString(XCOFF::StorageMappingClass SMC);
298 StringRef getRelocationTypeString(XCOFF::RelocationType Type);
299 SmallString<32> parseParmsType(uint32_t Value, unsigned ParmsNum);
300 
301 struct TracebackTable {
302  enum LanguageID : uint8_t {
303  C,
304  Fortran,
305  Pascal,
306  Ada,
307  PL1,
308  Basic,
309  Lisp,
310  Cobol,
311  Modula2,
312  CPlusPlus,
313  Rpg,
314  PL8,
315  PLIX = PL8,
316  Assembly,
317  Java,
318  ObjectiveC
319  };
320  // Byte 1
321  static constexpr uint32_t VersionMask = 0xFF00'0000;
322  static constexpr uint8_t VersionShift = 24;
323 
324  // Byte 2
325  static constexpr uint32_t LanguageIdMask = 0x00FF'0000;
326  static constexpr uint8_t LanguageIdShift = 16;
327 
328  // Byte 3
329  static constexpr uint32_t IsGlobaLinkageMask = 0x0000'8000;
330  static constexpr uint32_t IsOutOfLineEpilogOrPrologueMask = 0x0000'4000;
331  static constexpr uint32_t HasTraceBackTableOffsetMask = 0x0000'2000;
332  static constexpr uint32_t IsInternalProcedureMask = 0x0000'1000;
333  static constexpr uint32_t HasControlledStorageMask = 0x0000'0800;
334  static constexpr uint32_t IsTOClessMask = 0x0000'0400;
335  static constexpr uint32_t IsFloatingPointPresentMask = 0x0000'0200;
336  static constexpr uint32_t IsFloatingPointOperationLogOrAbortEnabledMask =
337  0x0000'0100;
338 
339  // Byte 4
340  static constexpr uint32_t IsInterruptHandlerMask = 0x0000'0080;
341  static constexpr uint32_t IsFunctionNamePresentMask = 0x0000'0040;
342  static constexpr uint32_t IsAllocaUsedMask = 0x0000'0020;
343  static constexpr uint32_t OnConditionDirectiveMask = 0x0000'001C;
344  static constexpr uint32_t IsCRSavedMask = 0x0000'0002;
345  static constexpr uint32_t IsLRSavedMask = 0x0000'0001;
346  static constexpr uint8_t OnConditionDirectiveShift = 2;
347 
348  // Byte 5
349  static constexpr uint32_t IsBackChainStoredMask = 0x8000'0000;
350  static constexpr uint32_t IsFixupMask = 0x4000'0000;
351  static constexpr uint32_t FPRSavedMask = 0x3F00'0000;
352  static constexpr uint32_t FPRSavedShift = 24;
353 
354  // Byte 6
355  static constexpr uint32_t HasVectorInfoMask = 0x0080'0000;
356  static constexpr uint32_t HasExtensionTableMask = 0x0040'0000;
357  static constexpr uint32_t GPRSavedMask = 0x003F'0000;
358  static constexpr uint32_t GPRSavedShift = 16;
359 
360  // Byte 7
361  static constexpr uint32_t NumberOfFixedParmsMask = 0x0000'FF00;
362  static constexpr uint8_t NumberOfFixedParmsShift = 8;
363 
364  // Byte 8
365  static constexpr uint32_t NumberOfFloatingPointParmsMask = 0x0000'00FE;
366  static constexpr uint32_t HasParmsOnStackMask = 0x0000'0001;
367  static constexpr uint8_t NumberOfFloatingPointParmsShift = 1;
368 
369  // Masks to select leftmost bits for decoding parameter type information.
370  // Bit to use when vector info is not presented.
371  static constexpr uint32_t ParmTypeIsFloatingBit = 0x8000'0000;
372  static constexpr uint32_t ParmTypeFloatingIsDoubleBit = 0x4000'0000;
373  // Bits to use when vector info is presented.
374  static constexpr uint32_t ParmTypeIsFixedBits = 0x0000'0000;
375  static constexpr uint32_t ParmTypeIsVectorBits = 0x4000'0000;
376  static constexpr uint32_t ParmTypeIsFloatingBits = 0x8000'0000;
377  static constexpr uint32_t ParmTypeIsDoubleBits = 0xC000'0000;
378  static constexpr uint32_t ParmTypeMask = 0xC000'0000;
379 
380  // Vector extension
381  static constexpr uint16_t NumberOfVRSavedMask = 0xFC00;
382  static constexpr uint16_t IsVRSavedOnStackMask = 0x0200;
383  static constexpr uint16_t HasVarArgsMask = 0x0100;
384  static constexpr uint8_t NumberOfVRSavedShift = 10;
385 
386  static constexpr uint16_t NumberOfVectorParmsMask = 0x00FE;
387  static constexpr uint16_t HasVMXInstructionMask = 0x0001;
388  static constexpr uint8_t NumberOfVectorParmsShift = 1;
389 
390  static constexpr uint32_t ParmTypeIsVectorCharBit = 0x0000'0000;
391  static constexpr uint32_t ParmTypeIsVectorShortBit = 0x4000'0000;
392  static constexpr uint32_t ParmTypeIsVectorIntBit = 0x8000'0000;
393  static constexpr uint32_t ParmTypeIsVectorFloatBit = 0xC000'0000;
394 };
395 
396 // Extended Traceback table flags.
397 enum ExtendedTBTableFlag : uint8_t {
398  TB_OS1 = 0x80, ///< Reserved for OS use.
399  TB_RESERVED = 0x40, ///< Reserved for compiler.
400  TB_SSP_CANARY = 0x20, ///< stack smasher canary present on stack.
401  TB_OS2 = 0x10, ///< Reserved for OS use.
402  TB_EH_INFO = 0x08, ///< Exception handling info present.
403  TB_LONGTBTABLE2 = 0x01 ///< Additional tbtable extension exists.
404 };
405 
406 StringRef getNameForTracebackTableLanguageId(TracebackTable::LanguageID LangId);
407 SmallString<32> getExtendedTBTableFlagString(uint8_t Flag);
408 
409 struct CsectProperties {
410  CsectProperties(StorageMappingClass SMC, SymbolType ST)
411  : MappingClass(SMC), Type(ST) {}
412  StorageMappingClass MappingClass;
413  SymbolType Type;
414 };
415 
416 } // end namespace XCOFF
417 } // end namespace llvm
418 
419 #endif
llvm
Definition: AllocatorList.h:23
llvm::XCOFF::SSUBTYP_DWARNGE
@ SSUBTYP_DWARNGE
DWARF aranges section.
Definition: XCOFF.h:94
llvm::XCOFF::STYP_EXCEPT
@ STYP_EXCEPT
Definition: XCOFF.h:75
llvm::XCOFF::XMC_GL
@ XMC_GL
Global Linkage (Interfile Interface Code)
Definition: XCOFF.h:43
llvm::XCOFF::DwarfSectionSubtypeFlags
DwarfSectionSubtypeFlags
Values for defining the section subtype of sections of type STYP_DWARF as they would appear in the (s...
Definition: XCOFF.h:89
llvm::XCOFF::XMC_TD
@ XMC_TD
Scalar data item in the TOC.
Definition: XCOFF.h:55
llvm::XCOFF::STYP_BSS
@ STYP_BSS
Definition: XCOFF.h:74
llvm::XCOFF::SSUBTYP_DWLOC
@ SSUBTYP_DWLOC
DWARF loc section.
Definition: XCOFF.h:98
llvm::XCOFF::XMC_TE
@ XMC_TE
Symbol mapped at the end of TOC.
Definition: XCOFF.h:63
llvm::XCOFF::STYP_TYPCHK
@ STYP_TYPCHK
Definition: XCOFF.h:81
llvm::XCOFF::XMC_PR
@ XMC_PR
Program Code.
Definition: XCOFF.h:40
llvm::XCOFF::XMC_UA
@ XMC_UA
Unclassified - Treated as Read Write.
Definition: XCOFF.h:57
llvm::XCOFF::XMC_TC
@ XMC_TC
General TOC item.
Definition: XCOFF.h:54
llvm::XCOFF::XMC_DB
@ XMC_DB
Debug Dictionary Table.
Definition: XCOFF.h:42
llvm::XCOFF::AllocRegNo
constexpr uint8_t AllocRegNo
Definition: XCOFF.h:32
llvm::XCOFF::STYP_LOADER
@ STYP_LOADER
Definition: XCOFF.h:79
llvm::XCOFF::SSUBTYP_DWMAC
@ SSUBTYP_DWMAC
DWARF macinfo section.
Definition: XCOFF.h:100
llvm::XCOFF::STYP_PAD
@ STYP_PAD
Definition: XCOFF.h:70
llvm::XCOFF::ReservedSectionNum
ReservedSectionNum
Definition: XCOFF.h:34
llvm::XCOFF::STYP_DWARF
@ STYP_DWARF
Definition: XCOFF.h:71
llvm::XCOFF::N_ABS
@ N_ABS
Definition: XCOFF.h:34
llvm::XCOFF::XMC_RO
@ XMC_RO
Read Only Constant.
Definition: XCOFF.h:41
llvm::XCOFF::SSUBTYP_DWPBNMS
@ SSUBTYP_DWPBNMS
DWARF pubnames section.
Definition: XCOFF.h:92
llvm::XCOFF::SymbolTableEntrySize
constexpr size_t SymbolTableEntrySize
Definition: XCOFF.h:29
llvm::XCOFF::XMC_SV3264
@ XMC_SV3264
Supervisor Call for both 32- and 64-bit processes.
Definition: XCOFF.h:47
llvm::XCOFF::N_DEBUG
@ N_DEBUG
Definition: XCOFF.h:34
llvm::XCOFF::StorageMappingClass
StorageMappingClass
Storage Mapping Class definitions.
Definition: XCOFF.h:38
llvm::XCOFF::NameSize
constexpr size_t NameSize
Definition: XCOFF.h:28
llvm::XCOFF::STYP_TDATA
@ STYP_TDATA
Definition: XCOFF.h:77
llvm::XCOFF::XMC_TB
@ XMC_TB
Traceback Table csect.
Definition: XCOFF.h:49
llvm::XCOFF::STYP_INFO
@ STYP_INFO
Definition: XCOFF.h:76
llvm::XCOFF::XMC_SV64
@ XMC_SV64
Supervisor Call for 64-bit process.
Definition: XCOFF.h:46
llvm::XCOFF::STYP_OVRFLO
@ STYP_OVRFLO
Definition: XCOFF.h:82
llvm::XCOFF::XMC_TI
@ XMC_TI
Traceback Index csect.
Definition: XCOFF.h:48
llvm::XCOFF::XMC_TL
@ XMC_TL
Initialized thread-local variable.
Definition: XCOFF.h:61
llvm::XCOFF::FileNamePadSize
constexpr size_t FileNamePadSize
Definition: XCOFF.h:27
llvm::XCOFF::XMC_UC
@ XMC_UC
Un-named Fortran Common.
Definition: XCOFF.h:59
uint32_t
llvm::XCOFF::SectionTypeFlags
SectionTypeFlags
Definition: XCOFF.h:69
llvm::XCOFF::N_UNDEF
@ N_UNDEF
Definition: XCOFF.h:34
llvm::XCOFF::SSUBTYP_DWINFO
@ SSUBTYP_DWINFO
DWARF info section.
Definition: XCOFF.h:90
uint16_t
llvm::XCOFF::STYP_DEBUG
@ STYP_DEBUG
Definition: XCOFF.h:80
llvm::XCOFF::XMC_TC0
@ XMC_TC0
TOC Anchor for TOC Addressability.
Definition: XCOFF.h:53
llvm::XCOFF::XMC_XO
@ XMC_XO
Extended Operation (Pseudo Machine Instruction)
Definition: XCOFF.h:44
llvm::XCOFF::XMC_DS
@ XMC_DS
Descriptor csect.
Definition: XCOFF.h:56
llvm::XCOFF::STYP_DATA
@ STYP_DATA
Definition: XCOFF.h:73
llvm::XCOFF::STYP_TEXT
@ STYP_TEXT
Definition: XCOFF.h:72
llvm::XCOFF::XMC_RW
@ XMC_RW
Read Write Data.
Definition: XCOFF.h:52
llvm::XCOFF::RelocationSerializationSize32
constexpr size_t RelocationSerializationSize32
Definition: XCOFF.h:30
llvm::XCOFF::STYP_TBSS
@ STYP_TBSS
Definition: XCOFF.h:78
llvm::XCOFF::XMC_UL
@ XMC_UL
Uninitialized thread-local variable.
Definition: XCOFF.h:62
llvm::XCOFF::SSUBTYP_DWSTR
@ SSUBTYP_DWSTR
DWARF str section.
Definition: XCOFF.h:96
llvm::XCOFF::XMC_SV
@ XMC_SV
Supervisor Call (32-bit process only)
Definition: XCOFF.h:45
llvm::XCOFF::RelocOverflow
constexpr uint16_t RelocOverflow
Definition: XCOFF.h:31
llvm::XCOFF::XMC_BS
@ XMC_BS
BSS class (uninitialized static internal)
Definition: XCOFF.h:58