LLVM 18.0.0git
X86InstPrinterCommon.cpp
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1//===--- X86InstPrinterCommon.cpp - X86 assembly instruction printing -----===//
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 includes common code for rendering MCInst instances as Intel-style
10// and Intel-style assembly.
11//
12//===----------------------------------------------------------------------===//
13
14#include "X86InstPrinterCommon.h"
15#include "X86BaseInfo.h"
16#include "llvm/MC/MCAsmInfo.h"
17#include "llvm/MC/MCExpr.h"
18#include "llvm/MC/MCInst.h"
19#include "llvm/MC/MCInstrDesc.h"
20#include "llvm/MC/MCInstrInfo.h"
21#include "llvm/MC/MCSubtargetInfo.h"
22#include "llvm/Support/Casting.h"
23#include "llvm/Support/raw_ostream.h"
24#include <cassert>
25#include <cstdint>
26
27using namespace llvm;
28
29void X86InstPrinterCommon::printCondCode(const MCInst *MI, unsigned Op,
30 raw_ostream &O) {
31 int64_t Imm = MI->getOperand(Op).getImm();
32 bool Flavor = MI->getOpcode() == X86::CMPCCXADDmr32 ||
33 MI->getOpcode() == X86::CMPCCXADDmr64;
34 switch (Imm) {
35 default: llvm_unreachable("Invalid condcode argument!");
36 case 0: O << "o"; break;
37 case 1: O << "no"; break;
38 case 2: O << "b"; break;
39 case 3: O << (Flavor ? "nb" : "ae"); break;
40 case 4: O << (Flavor ? "z" : "e"); break;
41 case 5: O << (Flavor ? "nz" : "ne"); break;
42 case 6: O << "be"; break;
43 case 7: O << (Flavor ? "nbe" : "a"); break;
44 case 8: O << "s"; break;
45 case 9: O << "ns"; break;
46 case 0xa: O << "p"; break;
47 case 0xb: O << "np"; break;
48 case 0xc: O << "l"; break;
49 case 0xd: O << (Flavor ? "nl" : "ge"); break;
50 case 0xe: O << "le"; break;
51 case 0xf: O << (Flavor ? "nle" : "g"); break;
52 }
53}
54
55void X86InstPrinterCommon::printSSEAVXCC(const MCInst *MI, unsigned Op,
56 raw_ostream &O) {
57 int64_t Imm = MI->getOperand(Op).getImm();
58 switch (Imm) {
59 default: llvm_unreachable("Invalid ssecc/avxcc argument!");
60 case 0: O << "eq"; break;
61 case 1: O << "lt"; break;
62 case 2: O << "le"; break;
63 case 3: O << "unord"; break;
64 case 4: O << "neq"; break;
65 case 5: O << "nlt"; break;
66 case 6: O << "nle"; break;
67 case 7: O << "ord"; break;
68 case 8: O << "eq_uq"; break;
69 case 9: O << "nge"; break;
70 case 0xa: O << "ngt"; break;
71 case 0xb: O << "false"; break;
72 case 0xc: O << "neq_oq"; break;
73 case 0xd: O << "ge"; break;
74 case 0xe: O << "gt"; break;
75 case 0xf: O << "true"; break;
76 case 0x10: O << "eq_os"; break;
77 case 0x11: O << "lt_oq"; break;
78 case 0x12: O << "le_oq"; break;
79 case 0x13: O << "unord_s"; break;
80 case 0x14: O << "neq_us"; break;
81 case 0x15: O << "nlt_uq"; break;
82 case 0x16: O << "nle_uq"; break;
83 case 0x17: O << "ord_s"; break;
84 case 0x18: O << "eq_us"; break;
85 case 0x19: O << "nge_uq"; break;
86 case 0x1a: O << "ngt_uq"; break;
87 case 0x1b: O << "false_os"; break;
88 case 0x1c: O << "neq_os"; break;
89 case 0x1d: O << "ge_oq"; break;
90 case 0x1e: O << "gt_oq"; break;
91 case 0x1f: O << "true_us"; break;
92 }
93}
94
95void X86InstPrinterCommon::printVPCOMMnemonic(const MCInst *MI,
96 raw_ostream &OS) {
97 OS << "vpcom";
98
99 int64_t Imm = MI->getOperand(MI->getNumOperands() - 1).getImm();
100 switch (Imm) {
101 default: llvm_unreachable("Invalid vpcom argument!");
102 case 0: OS << "lt"; break;
103 case 1: OS << "le"; break;
104 case 2: OS << "gt"; break;
105 case 3: OS << "ge"; break;
106 case 4: OS << "eq"; break;
107 case 5: OS << "neq"; break;
108 case 6: OS << "false"; break;
109 case 7: OS << "true"; break;
110 }
111
112 switch (MI->getOpcode()) {
113 default: llvm_unreachable("Unexpected opcode!");
114 case X86::VPCOMBmi: case X86::VPCOMBri: OS << "b\t"; break;
115 case X86::VPCOMDmi: case X86::VPCOMDri: OS << "d\t"; break;
116 case X86::VPCOMQmi: case X86::VPCOMQri: OS << "q\t"; break;
117 case X86::VPCOMUBmi: case X86::VPCOMUBri: OS << "ub\t"; break;
118 case X86::VPCOMUDmi: case X86::VPCOMUDri: OS << "ud\t"; break;
119 case X86::VPCOMUQmi: case X86::VPCOMUQri: OS << "uq\t"; break;
120 case X86::VPCOMUWmi: case X86::VPCOMUWri: OS << "uw\t"; break;
121 case X86::VPCOMWmi: case X86::VPCOMWri: OS << "w\t"; break;
122 }
123}
124
125void X86InstPrinterCommon::printVPCMPMnemonic(const MCInst *MI,
126 raw_ostream &OS) {
127 OS << "vpcmp";
128
129 printSSEAVXCC(MI, MI->getNumOperands() - 1, OS);
130
131 switch (MI->getOpcode()) {
132 default: llvm_unreachable("Unexpected opcode!");
133 case X86::VPCMPBZ128rmi: case X86::VPCMPBZ128rri:
134 case X86::VPCMPBZ256rmi: case X86::VPCMPBZ256rri:
135 case X86::VPCMPBZrmi: case X86::VPCMPBZrri:
136 case X86::VPCMPBZ128rmik: case X86::VPCMPBZ128rrik:
137 case X86::VPCMPBZ256rmik: case X86::VPCMPBZ256rrik:
138 case X86::VPCMPBZrmik: case X86::VPCMPBZrrik:
139 OS << "b\t";
140 break;
141 case X86::VPCMPDZ128rmi: case X86::VPCMPDZ128rri:
142 case X86::VPCMPDZ256rmi: case X86::VPCMPDZ256rri:
143 case X86::VPCMPDZrmi: case X86::VPCMPDZrri:
144 case X86::VPCMPDZ128rmik: case X86::VPCMPDZ128rrik:
145 case X86::VPCMPDZ256rmik: case X86::VPCMPDZ256rrik:
146 case X86::VPCMPDZrmik: case X86::VPCMPDZrrik:
147 case X86::VPCMPDZ128rmib: case X86::VPCMPDZ128rmibk:
148 case X86::VPCMPDZ256rmib: case X86::VPCMPDZ256rmibk:
149 case X86::VPCMPDZrmib: case X86::VPCMPDZrmibk:
150 OS << "d\t";
151 break;
152 case X86::VPCMPQZ128rmi: case X86::VPCMPQZ128rri:
153 case X86::VPCMPQZ256rmi: case X86::VPCMPQZ256rri:
154 case X86::VPCMPQZrmi: case X86::VPCMPQZrri:
155 case X86::VPCMPQZ128rmik: case X86::VPCMPQZ128rrik:
156 case X86::VPCMPQZ256rmik: case X86::VPCMPQZ256rrik:
157 case X86::VPCMPQZrmik: case X86::VPCMPQZrrik:
158 case X86::VPCMPQZ128rmib: case X86::VPCMPQZ128rmibk:
159 case X86::VPCMPQZ256rmib: case X86::VPCMPQZ256rmibk:
160 case X86::VPCMPQZrmib: case X86::VPCMPQZrmibk:
161 OS << "q\t";
162 break;
163 case X86::VPCMPUBZ128rmi: case X86::VPCMPUBZ128rri:
164 case X86::VPCMPUBZ256rmi: case X86::VPCMPUBZ256rri:
165 case X86::VPCMPUBZrmi: case X86::VPCMPUBZrri:
166 case X86::VPCMPUBZ128rmik: case X86::VPCMPUBZ128rrik:
167 case X86::VPCMPUBZ256rmik: case X86::VPCMPUBZ256rrik:
168 case X86::VPCMPUBZrmik: case X86::VPCMPUBZrrik:
169 OS << "ub\t";
170 break;
171 case X86::VPCMPUDZ128rmi: case X86::VPCMPUDZ128rri:
172 case X86::VPCMPUDZ256rmi: case X86::VPCMPUDZ256rri:
173 case X86::VPCMPUDZrmi: case X86::VPCMPUDZrri:
174 case X86::VPCMPUDZ128rmik: case X86::VPCMPUDZ128rrik:
175 case X86::VPCMPUDZ256rmik: case X86::VPCMPUDZ256rrik:
176 case X86::VPCMPUDZrmik: case X86::VPCMPUDZrrik:
177 case X86::VPCMPUDZ128rmib: case X86::VPCMPUDZ128rmibk:
178 case X86::VPCMPUDZ256rmib: case X86::VPCMPUDZ256rmibk:
179 case X86::VPCMPUDZrmib: case X86::VPCMPUDZrmibk:
180 OS << "ud\t";
181 break;
182 case X86::VPCMPUQZ128rmi: case X86::VPCMPUQZ128rri:
183 case X86::VPCMPUQZ256rmi: case X86::VPCMPUQZ256rri:
184 case X86::VPCMPUQZrmi: case X86::VPCMPUQZrri:
185 case X86::VPCMPUQZ128rmik: case X86::VPCMPUQZ128rrik:
186 case X86::VPCMPUQZ256rmik: case X86::VPCMPUQZ256rrik:
187 case X86::VPCMPUQZrmik: case X86::VPCMPUQZrrik:
188 case X86::VPCMPUQZ128rmib: case X86::VPCMPUQZ128rmibk:
189 case X86::VPCMPUQZ256rmib: case X86::VPCMPUQZ256rmibk:
190 case X86::VPCMPUQZrmib: case X86::VPCMPUQZrmibk:
191 OS << "uq\t";
192 break;
193 case X86::VPCMPUWZ128rmi: case X86::VPCMPUWZ128rri:
194 case X86::VPCMPUWZ256rri: case X86::VPCMPUWZ256rmi:
195 case X86::VPCMPUWZrmi: case X86::VPCMPUWZrri:
196 case X86::VPCMPUWZ128rmik: case X86::VPCMPUWZ128rrik:
197 case X86::VPCMPUWZ256rrik: case X86::VPCMPUWZ256rmik:
198 case X86::VPCMPUWZrmik: case X86::VPCMPUWZrrik:
199 OS << "uw\t";
200 break;
201 case X86::VPCMPWZ128rmi: case X86::VPCMPWZ128rri:
202 case X86::VPCMPWZ256rmi: case X86::VPCMPWZ256rri:
203 case X86::VPCMPWZrmi: case X86::VPCMPWZrri:
204 case X86::VPCMPWZ128rmik: case X86::VPCMPWZ128rrik:
205 case X86::VPCMPWZ256rmik: case X86::VPCMPWZ256rrik:
206 case X86::VPCMPWZrmik: case X86::VPCMPWZrrik:
207 OS << "w\t";
208 break;
209 }
210}
211
212void X86InstPrinterCommon::printCMPMnemonic(const MCInst *MI, bool IsVCmp,
213 raw_ostream &OS) {
214 OS << (IsVCmp ? "vcmp" : "cmp");
215
216 printSSEAVXCC(MI, MI->getNumOperands() - 1, OS);
217
218 switch (MI->getOpcode()) {
219 default: llvm_unreachable("Unexpected opcode!");
220 case X86::CMPPDrmi: case X86::CMPPDrri:
221 case X86::VCMPPDrmi: case X86::VCMPPDrri:
222 case X86::VCMPPDYrmi: case X86::VCMPPDYrri:
223 case X86::VCMPPDZ128rmi: case X86::VCMPPDZ128rri:
224 case X86::VCMPPDZ256rmi: case X86::VCMPPDZ256rri:
225 case X86::VCMPPDZrmi: case X86::VCMPPDZrri:
226 case X86::VCMPPDZ128rmik: case X86::VCMPPDZ128rrik:
227 case X86::VCMPPDZ256rmik: case X86::VCMPPDZ256rrik:
228 case X86::VCMPPDZrmik: case X86::VCMPPDZrrik:
229 case X86::VCMPPDZ128rmbi: case X86::VCMPPDZ128rmbik:
230 case X86::VCMPPDZ256rmbi: case X86::VCMPPDZ256rmbik:
231 case X86::VCMPPDZrmbi: case X86::VCMPPDZrmbik:
232 case X86::VCMPPDZrrib: case X86::VCMPPDZrribk:
233 OS << "pd\t";
234 break;
235 case X86::CMPPSrmi: case X86::CMPPSrri:
236 case X86::VCMPPSrmi: case X86::VCMPPSrri:
237 case X86::VCMPPSYrmi: case X86::VCMPPSYrri:
238 case X86::VCMPPSZ128rmi: case X86::VCMPPSZ128rri:
239 case X86::VCMPPSZ256rmi: case X86::VCMPPSZ256rri:
240 case X86::VCMPPSZrmi: case X86::VCMPPSZrri:
241 case X86::VCMPPSZ128rmik: case X86::VCMPPSZ128rrik:
242 case X86::VCMPPSZ256rmik: case X86::VCMPPSZ256rrik:
243 case X86::VCMPPSZrmik: case X86::VCMPPSZrrik:
244 case X86::VCMPPSZ128rmbi: case X86::VCMPPSZ128rmbik:
245 case X86::VCMPPSZ256rmbi: case X86::VCMPPSZ256rmbik:
246 case X86::VCMPPSZrmbi: case X86::VCMPPSZrmbik:
247 case X86::VCMPPSZrrib: case X86::VCMPPSZrribk:
248 OS << "ps\t";
249 break;
250 case X86::CMPSDrm: case X86::CMPSDrr:
251 case X86::CMPSDrm_Int: case X86::CMPSDrr_Int:
252 case X86::VCMPSDrm: case X86::VCMPSDrr:
253 case X86::VCMPSDrm_Int: case X86::VCMPSDrr_Int:
254 case X86::VCMPSDZrm: case X86::VCMPSDZrr:
255 case X86::VCMPSDZrm_Int: case X86::VCMPSDZrr_Int:
256 case X86::VCMPSDZrm_Intk: case X86::VCMPSDZrr_Intk:
257 case X86::VCMPSDZrrb_Int: case X86::VCMPSDZrrb_Intk:
258 OS << "sd\t";
259 break;
260 case X86::CMPSSrm: case X86::CMPSSrr:
261 case X86::CMPSSrm_Int: case X86::CMPSSrr_Int:
262 case X86::VCMPSSrm: case X86::VCMPSSrr:
263 case X86::VCMPSSrm_Int: case X86::VCMPSSrr_Int:
264 case X86::VCMPSSZrm: case X86::VCMPSSZrr:
265 case X86::VCMPSSZrm_Int: case X86::VCMPSSZrr_Int:
266 case X86::VCMPSSZrm_Intk: case X86::VCMPSSZrr_Intk:
267 case X86::VCMPSSZrrb_Int: case X86::VCMPSSZrrb_Intk:
268 OS << "ss\t";
269 break;
270 case X86::VCMPPHZ128rmi: case X86::VCMPPHZ128rri:
271 case X86::VCMPPHZ256rmi: case X86::VCMPPHZ256rri:
272 case X86::VCMPPHZrmi: case X86::VCMPPHZrri:
273 case X86::VCMPPHZ128rmik: case X86::VCMPPHZ128rrik:
274 case X86::VCMPPHZ256rmik: case X86::VCMPPHZ256rrik:
275 case X86::VCMPPHZrmik: case X86::VCMPPHZrrik:
276 case X86::VCMPPHZ128rmbi: case X86::VCMPPHZ128rmbik:
277 case X86::VCMPPHZ256rmbi: case X86::VCMPPHZ256rmbik:
278 case X86::VCMPPHZrmbi: case X86::VCMPPHZrmbik:
279 case X86::VCMPPHZrrib: case X86::VCMPPHZrribk:
280 OS << "ph\t";
281 break;
282 case X86::VCMPSHZrm: case X86::VCMPSHZrr:
283 case X86::VCMPSHZrm_Int: case X86::VCMPSHZrr_Int:
284 case X86::VCMPSHZrrb_Int: case X86::VCMPSHZrrb_Intk:
285 case X86::VCMPSHZrm_Intk: case X86::VCMPSHZrr_Intk:
286 OS << "sh\t";
287 break;
288 }
289}
290
291void X86InstPrinterCommon::printRoundingControl(const MCInst *MI, unsigned Op,
292 raw_ostream &O) {
293 int64_t Imm = MI->getOperand(Op).getImm();
294 switch (Imm) {
295 default:
296 llvm_unreachable("Invalid rounding control!");
297 case X86::TO_NEAREST_INT:
298 O << "{rn-sae}";
299 break;
300 case X86::TO_NEG_INF:
301 O << "{rd-sae}";
302 break;
303 case X86::TO_POS_INF:
304 O << "{ru-sae}";
305 break;
306 case X86::TO_ZERO:
307 O << "{rz-sae}";
308 break;
309 }
310}
311
312/// value (e.g. for jumps and calls). In Intel-style these print slightly
313/// differently than normal immediates. For example, a $ is not emitted.
314///
315/// \p Address The address of the next instruction.
316/// \see MCInstPrinter::printInst
317void X86InstPrinterCommon::printPCRelImm(const MCInst *MI, uint64_t Address,
318 unsigned OpNo, raw_ostream &O) {
319 // Do not print the numberic target address when symbolizing.
320 if (SymbolizeOperands)
321 return;
322
323 const MCOperand &Op = MI->getOperand(OpNo);
324 if (Op.isImm()) {
325 if (PrintBranchImmAsAddress) {
326 uint64_t Target = Address + Op.getImm();
327 if (MAI.getCodePointerSize() == 4)
328 Target &= 0xffffffff;
329 markup(O, Markup::Target) << formatHex(Target);
330 } else
331 markup(O, Markup::Immediate) << formatImm(Op.getImm());
332 } else {
333 assert(Op.isExpr() && "unknown pcrel immediate operand");
334 // If a symbolic branch target was added as a constant expression then print
335 // that address in hex.
336 const MCConstantExpr *BranchTarget = dyn_cast<MCConstantExpr>(Op.getExpr());
337 int64_t Address;
338 if (BranchTarget && BranchTarget->evaluateAsAbsolute(Address)) {
339 markup(O, Markup::Immediate) << formatHex((uint64_t)Address);
340 } else {
341 // Otherwise, just print the expression.
342 Op.getExpr()->print(O, &MAI);
343 }
344 }
345}
346
347void X86InstPrinterCommon::printOptionalSegReg(const MCInst *MI, unsigned OpNo,
348 raw_ostream &O) {
349 if (MI->getOperand(OpNo).getReg()) {
350 printOperand(MI, OpNo, O);
351 O << ':';
352 }
353}
354
355void X86InstPrinterCommon::printInstFlags(const MCInst *MI, raw_ostream &O,
356 const MCSubtargetInfo &STI) {
357 const MCInstrDesc &Desc = MII.get(MI->getOpcode());
358 uint64_t TSFlags = Desc.TSFlags;
359 unsigned Flags = MI->getFlags();
360
361 if ((TSFlags & X86II::LOCK) || (Flags & X86::IP_HAS_LOCK))
362 O << "\tlock\t";
363
364 if ((TSFlags & X86II::NOTRACK) || (Flags & X86::IP_HAS_NOTRACK))
365 O << "\tnotrack\t";
366
367 if (Flags & X86::IP_HAS_REPEAT_NE)
368 O << "\trepne\t";
369 else if (Flags & X86::IP_HAS_REPEAT)
370 O << "\trep\t";
371
372 // These all require a pseudo prefix
373 if ((Flags & X86::IP_USE_VEX) || (TSFlags & X86II::ExplicitVEXPrefix))
374 O << "\t{vex}";
375 else if (Flags & X86::IP_USE_VEX2)
376 O << "\t{vex2}";
377 else if (Flags & X86::IP_USE_VEX3)
378 O << "\t{vex3}";
379 else if (Flags & X86::IP_USE_EVEX)
380 O << "\t{evex}";
381
382 if (Flags & X86::IP_USE_DISP8)
383 O << "\t{disp8}";
384 else if (Flags & X86::IP_USE_DISP32)
385 O << "\t{disp32}";
386
387 // Determine where the memory operand starts, if present
388 int MemoryOperand = X86II::getMemoryOperandNo(TSFlags);
389 if (MemoryOperand != -1)
390 MemoryOperand += X86II::getOperandBias(Desc);
391
392 // Address-Size override prefix
393 if (Flags & X86::IP_HAS_AD_SIZE &&
394 !X86_MC::needsAddressSizeOverride(*MI, STI, MemoryOperand, TSFlags)) {
395 if (STI.hasFeature(X86::Is16Bit) || STI.hasFeature(X86::Is64Bit))
396 O << "\taddr32\t";
397 else if (STI.hasFeature(X86::Is32Bit))
398 O << "\taddr16\t";
399 }
400}
401
402void X86InstPrinterCommon::printVKPair(const MCInst *MI, unsigned OpNo,
403 raw_ostream &OS) {
404 // In assembly listings, a pair is represented by one of its members, any
405 // of the two. Here, we pick k0, k2, k4, k6, but we could as well
406 // print K2_K3 as "k3". It would probably make a lot more sense, if
407 // the assembly would look something like:
408 // "vp2intersect %zmm5, %zmm7, {%k2, %k3}"
409 // but this can work too.
410 switch (MI->getOperand(OpNo).getReg()) {
411 case X86::K0_K1:
412 printRegName(OS, X86::K0);
413 return;
414 case X86::K2_K3:
415 printRegName(OS, X86::K2);
416 return;
417 case X86::K4_K5:
418 printRegName(OS, X86::K4);
419 return;
420 case X86::K6_K7:
421 printRegName(OS, X86::K6);
422 return;
423 }
424 llvm_unreachable("Unknown mask pair register name");
425}
MI
IRTranslator LLVM IR MI
Definition: IRTranslator.cpp:110
TSFlags
uint64_t TSFlags
Definition: RISCVInsertVSETVLI.cpp:773
assert
assert(ImpDefSCC.getReg()==AMDGPU::SCC &&ImpDefSCC.isDef())
OS
raw_pwrite_stream & OS
Definition: SampleProfWriter.cpp:53
llvm::DWARFExpression::Operation
This class represents an Operation in the Expression.
Definition: DWARFExpression.h:32
llvm::DWARFExpression::Operation::print
bool print(raw_ostream &OS, DIDumpOptions DumpOpts, const DWARFExpression *Expr, DWARFUnit *U) const
Definition: DWARFExpression.cpp:297
llvm::MCAsmInfo::getCodePointerSize
unsigned getCodePointerSize() const
Get the code pointer size in bytes.
Definition: MCAsmInfo.h:550
llvm::MCInstPrinter::formatHex
format_object< int64_t > formatHex(int64_t Value) const
Definition: MCInstPrinter.cpp:190
llvm::MCInstPrinter::MII
const MCInstrInfo & MII
Definition: MCInstPrinter.h:52
llvm::MCInstPrinter::SymbolizeOperands
bool SymbolizeOperands
If true, symbolize branch target and memory reference operands.
Definition: MCInstPrinter.h:77
llvm::MCInstPrinter::printRegName
virtual void printRegName(raw_ostream &OS, MCRegister Reg) const
Print the assembler register name.
Definition: MCInstPrinter.cpp:46
llvm::MCInstPrinter::markup
WithMarkup markup(raw_ostream &OS, Markup M) const
Definition: MCInstPrinter.cpp:227
llvm::MCInstPrinter::MAI
const MCAsmInfo & MAI
Definition: MCInstPrinter.h:51
llvm::MCInstPrinter::formatImm
format_object< int64_t > formatImm(int64_t Value) const
Utility function to print immediates in decimal or hex.
Definition: MCInstPrinter.h:170
llvm::MCInstPrinter::PrintBranchImmAsAddress
bool PrintBranchImmAsAddress
If true, a branch immediate (e.g.
Definition: MCInstPrinter.h:74
llvm::MCInst
Instances of this class represent a single low-level machine instruction.
Definition: MCInst.h:184
llvm::MCInstrDesc
Describe properties that are true of each instruction in the target description file.
Definition: MCInstrDesc.h:198
llvm::MCInstrInfo::get
const MCInstrDesc & get(unsigned Opcode) const
Return the machine instruction descriptor that corresponds to the specified instruction opcode.
Definition: MCInstrInfo.h:63
llvm::MCOperand
Instances of this class represent operands of the MCInst class.
Definition: MCInst.h:36
llvm::MCSubtargetInfo
Generic base class for all target subtargets.
Definition: MCSubtargetInfo.h:76
llvm::MCSubtargetInfo::hasFeature
bool hasFeature(unsigned Feature) const
Definition: MCSubtargetInfo.h:119
llvm::Target
Target - Wrapper for Target specific information.
Definition: TargetRegistry.h:154
llvm::X86InstPrinterCommon::printRoundingControl
void printRoundingControl(const MCInst *MI, unsigned Op, raw_ostream &O)
Definition: X86InstPrinterCommon.cpp:291
llvm::X86InstPrinterCommon::printPCRelImm
void printPCRelImm(const MCInst *MI, uint64_t Address, unsigned OpNo, raw_ostream &O)
value (e.g.
Definition: X86InstPrinterCommon.cpp:317
llvm::X86InstPrinterCommon::printOptionalSegReg
void printOptionalSegReg(const MCInst *MI, unsigned OpNo, raw_ostream &O)
Definition: X86InstPrinterCommon.cpp:347
llvm::X86InstPrinterCommon::printVPCOMMnemonic
void printVPCOMMnemonic(const MCInst *MI, raw_ostream &OS)
Definition: X86InstPrinterCommon.cpp:95
llvm::X86InstPrinterCommon::printSSEAVXCC
void printSSEAVXCC(const MCInst *MI, unsigned Op, raw_ostream &OS)
Definition: X86InstPrinterCommon.cpp:55
llvm::X86InstPrinterCommon::printVKPair
void printVKPair(const MCInst *MI, unsigned OpNo, raw_ostream &OS)
Definition: X86InstPrinterCommon.cpp:402
llvm::X86InstPrinterCommon::printOperand
virtual void printOperand(const MCInst *MI, unsigned OpNo, raw_ostream &O)=0
llvm::X86InstPrinterCommon::printCondCode
void printCondCode(const MCInst *MI, unsigned Op, raw_ostream &OS)
Definition: X86InstPrinterCommon.cpp:29
llvm::X86InstPrinterCommon::printCMPMnemonic
void printCMPMnemonic(const MCInst *MI, bool IsVCmp, raw_ostream &OS)
Definition: X86InstPrinterCommon.cpp:212
llvm::X86InstPrinterCommon::printInstFlags
void printInstFlags(const MCInst *MI, raw_ostream &O, const MCSubtargetInfo &STI)
Definition: X86InstPrinterCommon.cpp:355
llvm::X86InstPrinterCommon::printVPCMPMnemonic
void printVPCMPMnemonic(const MCInst *MI, raw_ostream &OS)
Definition: X86InstPrinterCommon.cpp:125
llvm::raw_ostream
This class implements an extremely fast bulk output stream that can only output to a stream.
Definition: raw_ostream.h:52
uint64_t
llvm_unreachable
#define llvm_unreachable(msg)
Marks that the current location is not supposed to be reachable.
Definition: ErrorHandling.h:143
llvm::X86II::getMemoryOperandNo
int getMemoryOperandNo(uint64_t TSFlags)
The function returns the MCInst operand # for the first field of the memory operand.
Definition: X86BaseInfo.h:1095
llvm::X86II::getOperandBias
unsigned getOperandBias(const MCInstrDesc &Desc)
Compute whether all of the def operands are repeated in the uses and therefore should be skipped.
Definition: X86BaseInfo.h:1055
llvm::X86_MC::needsAddressSizeOverride
bool needsAddressSizeOverride(const MCInst &MI, const MCSubtargetInfo &STI, int MemoryOperand, uint64_t TSFlags)
Returns true if this instruction needs an Address-Size override prefix.
Definition: X86MCTargetDesc.cpp:115
llvm::X86::TO_NEAREST_INT
@ TO_NEAREST_INT
Definition: X86BaseInfo.h:47
llvm::X86::IP_HAS_NOTRACK
@ IP_HAS_NOTRACK
Definition: X86BaseInfo.h:63
llvm::X86::IP_USE_DISP8
@ IP_USE_DISP8
Definition: X86BaseInfo.h:68
llvm::X86::IP_HAS_AD_SIZE
@ IP_HAS_AD_SIZE
Definition: X86BaseInfo.h:59
llvm::X86::IP_HAS_REPEAT
@ IP_HAS_REPEAT
Definition: X86BaseInfo.h:61
llvm::X86::IP_USE_DISP32
@ IP_USE_DISP32
Definition: X86BaseInfo.h:69
llvm::X86::IP_HAS_REPEAT_NE
@ IP_HAS_REPEAT_NE
Definition: X86BaseInfo.h:60
llvm
This is an optimization pass for GlobalISel generic memory operations.
Definition: AddressRanges.h:18
raw_ostream.h
llvm::DWARFExpression::Operation::Description
Description of the encoding of one expression Op.
Definition: DWARFExpression.h:66
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