clang  10.0.0svn
SemaChecking.cpp
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1 //===- SemaChecking.cpp - Extra Semantic Checking -------------------------===//
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 implements extra semantic analysis beyond what is enforced
10 // by the C type system.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #include "clang/AST/APValue.h"
15 #include "clang/AST/ASTContext.h"
16 #include "clang/AST/Attr.h"
17 #include "clang/AST/AttrIterator.h"
18 #include "clang/AST/CharUnits.h"
19 #include "clang/AST/Decl.h"
20 #include "clang/AST/DeclBase.h"
21 #include "clang/AST/DeclCXX.h"
22 #include "clang/AST/DeclObjC.h"
25 #include "clang/AST/Expr.h"
26 #include "clang/AST/ExprCXX.h"
27 #include "clang/AST/ExprObjC.h"
28 #include "clang/AST/ExprOpenMP.h"
29 #include "clang/AST/FormatString.h"
30 #include "clang/AST/NSAPI.h"
33 #include "clang/AST/Stmt.h"
34 #include "clang/AST/TemplateBase.h"
35 #include "clang/AST/Type.h"
36 #include "clang/AST/TypeLoc.h"
39 #include "clang/Basic/CharInfo.h"
40 #include "clang/Basic/Diagnostic.h"
42 #include "clang/Basic/LLVM.h"
49 #include "clang/Basic/Specifiers.h"
50 #include "clang/Basic/SyncScope.h"
53 #include "clang/Basic/TargetInfo.h"
54 #include "clang/Basic/TypeTraits.h"
55 #include "clang/Lex/Lexer.h" // TODO: Extract static functions to fix layering.
57 #include "clang/Sema/Lookup.h"
58 #include "clang/Sema/Ownership.h"
59 #include "clang/Sema/Scope.h"
60 #include "clang/Sema/ScopeInfo.h"
61 #include "clang/Sema/Sema.h"
63 #include "llvm/ADT/APFloat.h"
64 #include "llvm/ADT/APInt.h"
65 #include "llvm/ADT/APSInt.h"
66 #include "llvm/ADT/ArrayRef.h"
67 #include "llvm/ADT/DenseMap.h"
68 #include "llvm/ADT/FoldingSet.h"
69 #include "llvm/ADT/None.h"
70 #include "llvm/ADT/Optional.h"
71 #include "llvm/ADT/STLExtras.h"
72 #include "llvm/ADT/SmallBitVector.h"
73 #include "llvm/ADT/SmallPtrSet.h"
74 #include "llvm/ADT/SmallString.h"
75 #include "llvm/ADT/SmallVector.h"
76 #include "llvm/ADT/StringRef.h"
77 #include "llvm/ADT/StringSwitch.h"
78 #include "llvm/ADT/Triple.h"
79 #include "llvm/Support/AtomicOrdering.h"
80 #include "llvm/Support/Casting.h"
81 #include "llvm/Support/Compiler.h"
82 #include "llvm/Support/ConvertUTF.h"
83 #include "llvm/Support/ErrorHandling.h"
84 #include "llvm/Support/Format.h"
85 #include "llvm/Support/Locale.h"
86 #include "llvm/Support/MathExtras.h"
87 #include "llvm/Support/SaveAndRestore.h"
88 #include "llvm/Support/raw_ostream.h"
89 #include <algorithm>
90 #include <cassert>
91 #include <cstddef>
92 #include <cstdint>
93 #include <functional>
94 #include <limits>
95 #include <string>
96 #include <tuple>
97 #include <utility>
98 
99 using namespace clang;
100 using namespace sema;
101 
103  unsigned ByteNo) const {
104  return SL->getLocationOfByte(ByteNo, getSourceManager(), LangOpts,
105  Context.getTargetInfo());
106 }
107 
108 /// Checks that a call expression's argument count is the desired number.
109 /// This is useful when doing custom type-checking. Returns true on error.
110 static bool checkArgCount(Sema &S, CallExpr *call, unsigned desiredArgCount) {
111  unsigned argCount = call->getNumArgs();
112  if (argCount == desiredArgCount) return false;
113 
114  if (argCount < desiredArgCount)
115  return S.Diag(call->getEndLoc(), diag::err_typecheck_call_too_few_args)
116  << 0 /*function call*/ << desiredArgCount << argCount
117  << call->getSourceRange();
118 
119  // Highlight all the excess arguments.
120  SourceRange range(call->getArg(desiredArgCount)->getBeginLoc(),
121  call->getArg(argCount - 1)->getEndLoc());
122 
123  return S.Diag(range.getBegin(), diag::err_typecheck_call_too_many_args)
124  << 0 /*function call*/ << desiredArgCount << argCount
125  << call->getArg(1)->getSourceRange();
126 }
127 
128 /// Check that the first argument to __builtin_annotation is an integer
129 /// and the second argument is a non-wide string literal.
130 static bool SemaBuiltinAnnotation(Sema &S, CallExpr *TheCall) {
131  if (checkArgCount(S, TheCall, 2))
132  return true;
133 
134  // First argument should be an integer.
135  Expr *ValArg = TheCall->getArg(0);
136  QualType Ty = ValArg->getType();
137  if (!Ty->isIntegerType()) {
138  S.Diag(ValArg->getBeginLoc(), diag::err_builtin_annotation_first_arg)
139  << ValArg->getSourceRange();
140  return true;
141  }
142 
143  // Second argument should be a constant string.
144  Expr *StrArg = TheCall->getArg(1)->IgnoreParenCasts();
145  StringLiteral *Literal = dyn_cast<StringLiteral>(StrArg);
146  if (!Literal || !Literal->isAscii()) {
147  S.Diag(StrArg->getBeginLoc(), diag::err_builtin_annotation_second_arg)
148  << StrArg->getSourceRange();
149  return true;
150  }
151 
152  TheCall->setType(Ty);
153  return false;
154 }
155 
156 static bool SemaBuiltinMSVCAnnotation(Sema &S, CallExpr *TheCall) {
157  // We need at least one argument.
158  if (TheCall->getNumArgs() < 1) {
159  S.Diag(TheCall->getEndLoc(), diag::err_typecheck_call_too_few_args_at_least)
160  << 0 << 1 << TheCall->getNumArgs()
161  << TheCall->getCallee()->getSourceRange();
162  return true;
163  }
164 
165  // All arguments should be wide string literals.
166  for (Expr *Arg : TheCall->arguments()) {
167  auto *Literal = dyn_cast<StringLiteral>(Arg->IgnoreParenCasts());
168  if (!Literal || !Literal->isWide()) {
169  S.Diag(Arg->getBeginLoc(), diag::err_msvc_annotation_wide_str)
170  << Arg->getSourceRange();
171  return true;
172  }
173  }
174 
175  return false;
176 }
177 
178 /// Check that the argument to __builtin_addressof is a glvalue, and set the
179 /// result type to the corresponding pointer type.
180 static bool SemaBuiltinAddressof(Sema &S, CallExpr *TheCall) {
181  if (checkArgCount(S, TheCall, 1))
182  return true;
183 
184  ExprResult Arg(TheCall->getArg(0));
185  QualType ResultType = S.CheckAddressOfOperand(Arg, TheCall->getBeginLoc());
186  if (ResultType.isNull())
187  return true;
188 
189  TheCall->setArg(0, Arg.get());
190  TheCall->setType(ResultType);
191  return false;
192 }
193 
194 /// Check the number of arguments, and set the result type to
195 /// the argument type.
196 static bool SemaBuiltinPreserveAI(Sema &S, CallExpr *TheCall) {
197  if (checkArgCount(S, TheCall, 1))
198  return true;
199 
200  TheCall->setType(TheCall->getArg(0)->getType());
201  return false;
202 }
203 
204 static bool SemaBuiltinOverflow(Sema &S, CallExpr *TheCall) {
205  if (checkArgCount(S, TheCall, 3))
206  return true;
207 
208  // First two arguments should be integers.
209  for (unsigned I = 0; I < 2; ++I) {
210  ExprResult Arg = TheCall->getArg(I);
211  QualType Ty = Arg.get()->getType();
212  if (!Ty->isIntegerType()) {
213  S.Diag(Arg.get()->getBeginLoc(), diag::err_overflow_builtin_must_be_int)
214  << Ty << Arg.get()->getSourceRange();
215  return true;
216  }
218  S.getASTContext(), Ty, /*consume*/ false);
219  Arg = S.PerformCopyInitialization(Entity, SourceLocation(), Arg);
220  if (Arg.isInvalid())
221  return true;
222  TheCall->setArg(I, Arg.get());
223  }
224 
225  // Third argument should be a pointer to a non-const integer.
226  // IRGen correctly handles volatile, restrict, and address spaces, and
227  // the other qualifiers aren't possible.
228  {
229  ExprResult Arg = TheCall->getArg(2);
230  QualType Ty = Arg.get()->getType();
231  const auto *PtrTy = Ty->getAs<PointerType>();
232  if (!(PtrTy && PtrTy->getPointeeType()->isIntegerType() &&
233  !PtrTy->getPointeeType().isConstQualified())) {
234  S.Diag(Arg.get()->getBeginLoc(),
235  diag::err_overflow_builtin_must_be_ptr_int)
236  << Ty << Arg.get()->getSourceRange();
237  return true;
238  }
240  S.getASTContext(), Ty, /*consume*/ false);
241  Arg = S.PerformCopyInitialization(Entity, SourceLocation(), Arg);
242  if (Arg.isInvalid())
243  return true;
244  TheCall->setArg(2, Arg.get());
245  }
246  return false;
247 }
248 
249 static bool SemaBuiltinCallWithStaticChain(Sema &S, CallExpr *BuiltinCall) {
250  if (checkArgCount(S, BuiltinCall, 2))
251  return true;
252 
253  SourceLocation BuiltinLoc = BuiltinCall->getBeginLoc();
254  Expr *Builtin = BuiltinCall->getCallee()->IgnoreImpCasts();
255  Expr *Call = BuiltinCall->getArg(0);
256  Expr *Chain = BuiltinCall->getArg(1);
257 
258  if (Call->getStmtClass() != Stmt::CallExprClass) {
259  S.Diag(BuiltinLoc, diag::err_first_argument_to_cwsc_not_call)
260  << Call->getSourceRange();
261  return true;
262  }
263 
264  auto CE = cast<CallExpr>(Call);
265  if (CE->getCallee()->getType()->isBlockPointerType()) {
266  S.Diag(BuiltinLoc, diag::err_first_argument_to_cwsc_block_call)
267  << Call->getSourceRange();
268  return true;
269  }
270 
271  const Decl *TargetDecl = CE->getCalleeDecl();
272  if (const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(TargetDecl))
273  if (FD->getBuiltinID()) {
274  S.Diag(BuiltinLoc, diag::err_first_argument_to_cwsc_builtin_call)
275  << Call->getSourceRange();
276  return true;
277  }
278 
279  if (isa<CXXPseudoDestructorExpr>(CE->getCallee()->IgnoreParens())) {
280  S.Diag(BuiltinLoc, diag::err_first_argument_to_cwsc_pdtor_call)
281  << Call->getSourceRange();
282  return true;
283  }
284 
285  ExprResult ChainResult = S.UsualUnaryConversions(Chain);
286  if (ChainResult.isInvalid())
287  return true;
288  if (!ChainResult.get()->getType()->isPointerType()) {
289  S.Diag(BuiltinLoc, diag::err_second_argument_to_cwsc_not_pointer)
290  << Chain->getSourceRange();
291  return true;
292  }
293 
294  QualType ReturnTy = CE->getCallReturnType(S.Context);
295  QualType ArgTys[2] = { ReturnTy, ChainResult.get()->getType() };
296  QualType BuiltinTy = S.Context.getFunctionType(
297  ReturnTy, ArgTys, FunctionProtoType::ExtProtoInfo());
298  QualType BuiltinPtrTy = S.Context.getPointerType(BuiltinTy);
299 
300  Builtin =
301  S.ImpCastExprToType(Builtin, BuiltinPtrTy, CK_BuiltinFnToFnPtr).get();
302 
303  BuiltinCall->setType(CE->getType());
304  BuiltinCall->setValueKind(CE->getValueKind());
305  BuiltinCall->setObjectKind(CE->getObjectKind());
306  BuiltinCall->setCallee(Builtin);
307  BuiltinCall->setArg(1, ChainResult.get());
308 
309  return false;
310 }
311 
312 /// Check a call to BuiltinID for buffer overflows. If BuiltinID is a
313 /// __builtin_*_chk function, then use the object size argument specified in the
314 /// source. Otherwise, infer the object size using __builtin_object_size.
315 void Sema::checkFortifiedBuiltinMemoryFunction(FunctionDecl *FD,
316  CallExpr *TheCall) {
317  // FIXME: There are some more useful checks we could be doing here:
318  // - Analyze the format string of sprintf to see how much of buffer is used.
319  // - Evaluate strlen of strcpy arguments, use as object size.
320 
321  if (TheCall->isValueDependent() || TheCall->isTypeDependent() ||
322  isConstantEvaluated())
323  return;
324 
325  unsigned BuiltinID = FD->getBuiltinID(/*ConsiderWrappers=*/true);
326  if (!BuiltinID)
327  return;
328 
329  unsigned DiagID = 0;
330  bool IsChkVariant = false;
331  unsigned SizeIndex, ObjectIndex;
332  switch (BuiltinID) {
333  default:
334  return;
335  case Builtin::BI__builtin___memcpy_chk:
336  case Builtin::BI__builtin___memmove_chk:
337  case Builtin::BI__builtin___memset_chk:
338  case Builtin::BI__builtin___strlcat_chk:
339  case Builtin::BI__builtin___strlcpy_chk:
340  case Builtin::BI__builtin___strncat_chk:
341  case Builtin::BI__builtin___strncpy_chk:
342  case Builtin::BI__builtin___stpncpy_chk:
343  case Builtin::BI__builtin___memccpy_chk: {
344  DiagID = diag::warn_builtin_chk_overflow;
345  IsChkVariant = true;
346  SizeIndex = TheCall->getNumArgs() - 2;
347  ObjectIndex = TheCall->getNumArgs() - 1;
348  break;
349  }
350 
351  case Builtin::BI__builtin___snprintf_chk:
352  case Builtin::BI__builtin___vsnprintf_chk: {
353  DiagID = diag::warn_builtin_chk_overflow;
354  IsChkVariant = true;
355  SizeIndex = 1;
356  ObjectIndex = 3;
357  break;
358  }
359 
360  case Builtin::BIstrncat:
361  case Builtin::BI__builtin_strncat:
362  case Builtin::BIstrncpy:
363  case Builtin::BI__builtin_strncpy:
364  case Builtin::BIstpncpy:
365  case Builtin::BI__builtin_stpncpy: {
366  // Whether these functions overflow depends on the runtime strlen of the
367  // string, not just the buffer size, so emitting the "always overflow"
368  // diagnostic isn't quite right. We should still diagnose passing a buffer
369  // size larger than the destination buffer though; this is a runtime abort
370  // in _FORTIFY_SOURCE mode, and is quite suspicious otherwise.
371  DiagID = diag::warn_fortify_source_size_mismatch;
372  SizeIndex = TheCall->getNumArgs() - 1;
373  ObjectIndex = 0;
374  break;
375  }
376 
377  case Builtin::BImemcpy:
378  case Builtin::BI__builtin_memcpy:
379  case Builtin::BImemmove:
380  case Builtin::BI__builtin_memmove:
381  case Builtin::BImemset:
382  case Builtin::BI__builtin_memset: {
383  DiagID = diag::warn_fortify_source_overflow;
384  SizeIndex = TheCall->getNumArgs() - 1;
385  ObjectIndex = 0;
386  break;
387  }
388  case Builtin::BIsnprintf:
389  case Builtin::BI__builtin_snprintf:
390  case Builtin::BIvsnprintf:
391  case Builtin::BI__builtin_vsnprintf: {
392  DiagID = diag::warn_fortify_source_size_mismatch;
393  SizeIndex = 1;
394  ObjectIndex = 0;
395  break;
396  }
397  }
398 
399  llvm::APSInt ObjectSize;
400  // For __builtin___*_chk, the object size is explicitly provided by the caller
401  // (usually using __builtin_object_size). Use that value to check this call.
402  if (IsChkVariant) {
403  Expr::EvalResult Result;
404  Expr *SizeArg = TheCall->getArg(ObjectIndex);
405  if (!SizeArg->EvaluateAsInt(Result, getASTContext()))
406  return;
407  ObjectSize = Result.Val.getInt();
408 
409  // Otherwise, try to evaluate an imaginary call to __builtin_object_size.
410  } else {
411  // If the parameter has a pass_object_size attribute, then we should use its
412  // (potentially) more strict checking mode. Otherwise, conservatively assume
413  // type 0.
414  int BOSType = 0;
415  if (const auto *POS =
416  FD->getParamDecl(ObjectIndex)->getAttr<PassObjectSizeAttr>())
417  BOSType = POS->getType();
418 
419  Expr *ObjArg = TheCall->getArg(ObjectIndex);
420  uint64_t Result;
421  if (!ObjArg->tryEvaluateObjectSize(Result, getASTContext(), BOSType))
422  return;
423  // Get the object size in the target's size_t width.
424  const TargetInfo &TI = getASTContext().getTargetInfo();
425  unsigned SizeTypeWidth = TI.getTypeWidth(TI.getSizeType());
426  ObjectSize = llvm::APSInt::getUnsigned(Result).extOrTrunc(SizeTypeWidth);
427  }
428 
429  // Evaluate the number of bytes of the object that this call will use.
430  Expr::EvalResult Result;
431  Expr *UsedSizeArg = TheCall->getArg(SizeIndex);
432  if (!UsedSizeArg->EvaluateAsInt(Result, getASTContext()))
433  return;
434  llvm::APSInt UsedSize = Result.Val.getInt();
435 
436  if (UsedSize.ule(ObjectSize))
437  return;
438 
439  StringRef FunctionName = getASTContext().BuiltinInfo.getName(BuiltinID);
440  // Skim off the details of whichever builtin was called to produce a better
441  // diagnostic, as it's unlikley that the user wrote the __builtin explicitly.
442  if (IsChkVariant) {
443  FunctionName = FunctionName.drop_front(std::strlen("__builtin___"));
444  FunctionName = FunctionName.drop_back(std::strlen("_chk"));
445  } else if (FunctionName.startswith("__builtin_")) {
446  FunctionName = FunctionName.drop_front(std::strlen("__builtin_"));
447  }
448 
449  DiagRuntimeBehavior(TheCall->getBeginLoc(), TheCall,
450  PDiag(DiagID)
451  << FunctionName << ObjectSize.toString(/*Radix=*/10)
452  << UsedSize.toString(/*Radix=*/10));
453 }
454 
455 static bool SemaBuiltinSEHScopeCheck(Sema &SemaRef, CallExpr *TheCall,
456  Scope::ScopeFlags NeededScopeFlags,
457  unsigned DiagID) {
458  // Scopes aren't available during instantiation. Fortunately, builtin
459  // functions cannot be template args so they cannot be formed through template
460  // instantiation. Therefore checking once during the parse is sufficient.
461  if (SemaRef.inTemplateInstantiation())
462  return false;
463 
464  Scope *S = SemaRef.getCurScope();
465  while (S && !S->isSEHExceptScope())
466  S = S->getParent();
467  if (!S || !(S->getFlags() & NeededScopeFlags)) {
468  auto *DRE = cast<DeclRefExpr>(TheCall->getCallee()->IgnoreParenCasts());
469  SemaRef.Diag(TheCall->getExprLoc(), DiagID)
470  << DRE->getDecl()->getIdentifier();
471  return true;
472  }
473 
474  return false;
475 }
476 
477 static inline bool isBlockPointer(Expr *Arg) {
478  return Arg->getType()->isBlockPointerType();
479 }
480 
481 /// OpenCL C v2.0, s6.13.17.2 - Checks that the block parameters are all local
482 /// void*, which is a requirement of device side enqueue.
483 static bool checkOpenCLBlockArgs(Sema &S, Expr *BlockArg) {
484  const BlockPointerType *BPT =
485  cast<BlockPointerType>(BlockArg->getType().getCanonicalType());
486  ArrayRef<QualType> Params =
487  BPT->getPointeeType()->getAs<FunctionProtoType>()->getParamTypes();
488  unsigned ArgCounter = 0;
489  bool IllegalParams = false;
490  // Iterate through the block parameters until either one is found that is not
491  // a local void*, or the block is valid.
492  for (ArrayRef<QualType>::iterator I = Params.begin(), E = Params.end();
493  I != E; ++I, ++ArgCounter) {
494  if (!(*I)->isPointerType() || !(*I)->getPointeeType()->isVoidType() ||
495  (*I)->getPointeeType().getQualifiers().getAddressSpace() !=
497  // Get the location of the error. If a block literal has been passed
498  // (BlockExpr) then we can point straight to the offending argument,
499  // else we just point to the variable reference.
500  SourceLocation ErrorLoc;
501  if (isa<BlockExpr>(BlockArg)) {
502  BlockDecl *BD = cast<BlockExpr>(BlockArg)->getBlockDecl();
503  ErrorLoc = BD->getParamDecl(ArgCounter)->getBeginLoc();
504  } else if (isa<DeclRefExpr>(BlockArg)) {
505  ErrorLoc = cast<DeclRefExpr>(BlockArg)->getBeginLoc();
506  }
507  S.Diag(ErrorLoc,
508  diag::err_opencl_enqueue_kernel_blocks_non_local_void_args);
509  IllegalParams = true;
510  }
511  }
512 
513  return IllegalParams;
514 }
515 
516 static bool checkOpenCLSubgroupExt(Sema &S, CallExpr *Call) {
517  if (!S.getOpenCLOptions().isEnabled("cl_khr_subgroups")) {
518  S.Diag(Call->getBeginLoc(), diag::err_opencl_requires_extension)
519  << 1 << Call->getDirectCallee() << "cl_khr_subgroups";
520  return true;
521  }
522  return false;
523 }
524 
525 static bool SemaOpenCLBuiltinNDRangeAndBlock(Sema &S, CallExpr *TheCall) {
526  if (checkArgCount(S, TheCall, 2))
527  return true;
528 
529  if (checkOpenCLSubgroupExt(S, TheCall))
530  return true;
531 
532  // First argument is an ndrange_t type.
533  Expr *NDRangeArg = TheCall->getArg(0);
534  if (NDRangeArg->getType().getUnqualifiedType().getAsString() != "ndrange_t") {
535  S.Diag(NDRangeArg->getBeginLoc(), diag::err_opencl_builtin_expected_type)
536  << TheCall->getDirectCallee() << "'ndrange_t'";
537  return true;
538  }
539 
540  Expr *BlockArg = TheCall->getArg(1);
541  if (!isBlockPointer(BlockArg)) {
542  S.Diag(BlockArg->getBeginLoc(), diag::err_opencl_builtin_expected_type)
543  << TheCall->getDirectCallee() << "block";
544  return true;
545  }
546  return checkOpenCLBlockArgs(S, BlockArg);
547 }
548 
549 /// OpenCL C v2.0, s6.13.17.6 - Check the argument to the
550 /// get_kernel_work_group_size
551 /// and get_kernel_preferred_work_group_size_multiple builtin functions.
553  if (checkArgCount(S, TheCall, 1))
554  return true;
555 
556  Expr *BlockArg = TheCall->getArg(0);
557  if (!isBlockPointer(BlockArg)) {
558  S.Diag(BlockArg->getBeginLoc(), diag::err_opencl_builtin_expected_type)
559  << TheCall->getDirectCallee() << "block";
560  return true;
561  }
562  return checkOpenCLBlockArgs(S, BlockArg);
563 }
564 
565 /// Diagnose integer type and any valid implicit conversion to it.
566 static bool checkOpenCLEnqueueIntType(Sema &S, Expr *E,
567  const QualType &IntType);
568 
570  unsigned Start, unsigned End) {
571  bool IllegalParams = false;
572  for (unsigned I = Start; I <= End; ++I)
573  IllegalParams |= checkOpenCLEnqueueIntType(S, TheCall->getArg(I),
574  S.Context.getSizeType());
575  return IllegalParams;
576 }
577 
578 /// OpenCL v2.0, s6.13.17.1 - Check that sizes are provided for all
579 /// 'local void*' parameter of passed block.
581  Expr *BlockArg,
582  unsigned NumNonVarArgs) {
583  const BlockPointerType *BPT =
584  cast<BlockPointerType>(BlockArg->getType().getCanonicalType());
585  unsigned NumBlockParams =
586  BPT->getPointeeType()->getAs<FunctionProtoType>()->getNumParams();
587  unsigned TotalNumArgs = TheCall->getNumArgs();
588 
589  // For each argument passed to the block, a corresponding uint needs to
590  // be passed to describe the size of the local memory.
591  if (TotalNumArgs != NumBlockParams + NumNonVarArgs) {
592  S.Diag(TheCall->getBeginLoc(),
593  diag::err_opencl_enqueue_kernel_local_size_args);
594  return true;
595  }
596 
597  // Check that the sizes of the local memory are specified by integers.
598  return checkOpenCLEnqueueLocalSizeArgs(S, TheCall, NumNonVarArgs,
599  TotalNumArgs - 1);
600 }
601 
602 /// OpenCL C v2.0, s6.13.17 - Enqueue kernel function contains four different
603 /// overload formats specified in Table 6.13.17.1.
604 /// int enqueue_kernel(queue_t queue,
605 /// kernel_enqueue_flags_t flags,
606 /// const ndrange_t ndrange,
607 /// void (^block)(void))
608 /// int enqueue_kernel(queue_t queue,
609 /// kernel_enqueue_flags_t flags,
610 /// const ndrange_t ndrange,
611 /// uint num_events_in_wait_list,
612 /// clk_event_t *event_wait_list,
613 /// clk_event_t *event_ret,
614 /// void (^block)(void))
615 /// int enqueue_kernel(queue_t queue,
616 /// kernel_enqueue_flags_t flags,
617 /// const ndrange_t ndrange,
618 /// void (^block)(local void*, ...),
619 /// uint size0, ...)
620 /// int enqueue_kernel(queue_t queue,
621 /// kernel_enqueue_flags_t flags,
622 /// const ndrange_t ndrange,
623 /// uint num_events_in_wait_list,
624 /// clk_event_t *event_wait_list,
625 /// clk_event_t *event_ret,
626 /// void (^block)(local void*, ...),
627 /// uint size0, ...)
628 static bool SemaOpenCLBuiltinEnqueueKernel(Sema &S, CallExpr *TheCall) {
629  unsigned NumArgs = TheCall->getNumArgs();
630 
631  if (NumArgs < 4) {
632  S.Diag(TheCall->getBeginLoc(), diag::err_typecheck_call_too_few_args);
633  return true;
634  }
635 
636  Expr *Arg0 = TheCall->getArg(0);
637  Expr *Arg1 = TheCall->getArg(1);
638  Expr *Arg2 = TheCall->getArg(2);
639  Expr *Arg3 = TheCall->getArg(3);
640 
641  // First argument always needs to be a queue_t type.
642  if (!Arg0->getType()->isQueueT()) {
643  S.Diag(TheCall->getArg(0)->getBeginLoc(),
644  diag::err_opencl_builtin_expected_type)
645  << TheCall->getDirectCallee() << S.Context.OCLQueueTy;
646  return true;
647  }
648 
649  // Second argument always needs to be a kernel_enqueue_flags_t enum value.
650  if (!Arg1->getType()->isIntegerType()) {
651  S.Diag(TheCall->getArg(1)->getBeginLoc(),
652  diag::err_opencl_builtin_expected_type)
653  << TheCall->getDirectCallee() << "'kernel_enqueue_flags_t' (i.e. uint)";
654  return true;
655  }
656 
657  // Third argument is always an ndrange_t type.
658  if (Arg2->getType().getUnqualifiedType().getAsString() != "ndrange_t") {
659  S.Diag(TheCall->getArg(2)->getBeginLoc(),
660  diag::err_opencl_builtin_expected_type)
661  << TheCall->getDirectCallee() << "'ndrange_t'";
662  return true;
663  }
664 
665  // With four arguments, there is only one form that the function could be
666  // called in: no events and no variable arguments.
667  if (NumArgs == 4) {
668  // check that the last argument is the right block type.
669  if (!isBlockPointer(Arg3)) {
670  S.Diag(Arg3->getBeginLoc(), diag::err_opencl_builtin_expected_type)
671  << TheCall->getDirectCallee() << "block";
672  return true;
673  }
674  // we have a block type, check the prototype
675  const BlockPointerType *BPT =
676  cast<BlockPointerType>(Arg3->getType().getCanonicalType());
677  if (BPT->getPointeeType()->getAs<FunctionProtoType>()->getNumParams() > 0) {
678  S.Diag(Arg3->getBeginLoc(),
679  diag::err_opencl_enqueue_kernel_blocks_no_args);
680  return true;
681  }
682  return false;
683  }
684  // we can have block + varargs.
685  if (isBlockPointer(Arg3))
686  return (checkOpenCLBlockArgs(S, Arg3) ||
687  checkOpenCLEnqueueVariadicArgs(S, TheCall, Arg3, 4));
688  // last two cases with either exactly 7 args or 7 args and varargs.
689  if (NumArgs >= 7) {
690  // check common block argument.
691  Expr *Arg6 = TheCall->getArg(6);
692  if (!isBlockPointer(Arg6)) {
693  S.Diag(Arg6->getBeginLoc(), diag::err_opencl_builtin_expected_type)
694  << TheCall->getDirectCallee() << "block";
695  return true;
696  }
697  if (checkOpenCLBlockArgs(S, Arg6))
698  return true;
699 
700  // Forth argument has to be any integer type.
701  if (!Arg3->getType()->isIntegerType()) {
702  S.Diag(TheCall->getArg(3)->getBeginLoc(),
703  diag::err_opencl_builtin_expected_type)
704  << TheCall->getDirectCallee() << "integer";
705  return true;
706  }
707  // check remaining common arguments.
708  Expr *Arg4 = TheCall->getArg(4);
709  Expr *Arg5 = TheCall->getArg(5);
710 
711  // Fifth argument is always passed as a pointer to clk_event_t.
712  if (!Arg4->isNullPointerConstant(S.Context,
715  S.Diag(TheCall->getArg(4)->getBeginLoc(),
716  diag::err_opencl_builtin_expected_type)
717  << TheCall->getDirectCallee()
719  return true;
720  }
721 
722  // Sixth argument is always passed as a pointer to clk_event_t.
723  if (!Arg5->isNullPointerConstant(S.Context,
725  !(Arg5->getType()->isPointerType() &&
726  Arg5->getType()->getPointeeType()->isClkEventT())) {
727  S.Diag(TheCall->getArg(5)->getBeginLoc(),
728  diag::err_opencl_builtin_expected_type)
729  << TheCall->getDirectCallee()
731  return true;
732  }
733 
734  if (NumArgs == 7)
735  return false;
736 
737  return checkOpenCLEnqueueVariadicArgs(S, TheCall, Arg6, 7);
738  }
739 
740  // None of the specific case has been detected, give generic error
741  S.Diag(TheCall->getBeginLoc(),
742  diag::err_opencl_enqueue_kernel_incorrect_args);
743  return true;
744 }
745 
746 /// Returns OpenCL access qual.
747 static OpenCLAccessAttr *getOpenCLArgAccess(const Decl *D) {
748  return D->getAttr<OpenCLAccessAttr>();
749 }
750 
751 /// Returns true if pipe element type is different from the pointer.
752 static bool checkOpenCLPipeArg(Sema &S, CallExpr *Call) {
753  const Expr *Arg0 = Call->getArg(0);
754  // First argument type should always be pipe.
755  if (!Arg0->getType()->isPipeType()) {
756  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_first_arg)
757  << Call->getDirectCallee() << Arg0->getSourceRange();
758  return true;
759  }
760  OpenCLAccessAttr *AccessQual =
761  getOpenCLArgAccess(cast<DeclRefExpr>(Arg0)->getDecl());
762  // Validates the access qualifier is compatible with the call.
763  // OpenCL v2.0 s6.13.16 - The access qualifiers for pipe should only be
764  // read_only and write_only, and assumed to be read_only if no qualifier is
765  // specified.
766  switch (Call->getDirectCallee()->getBuiltinID()) {
767  case Builtin::BIread_pipe:
768  case Builtin::BIreserve_read_pipe:
769  case Builtin::BIcommit_read_pipe:
770  case Builtin::BIwork_group_reserve_read_pipe:
771  case Builtin::BIsub_group_reserve_read_pipe:
772  case Builtin::BIwork_group_commit_read_pipe:
773  case Builtin::BIsub_group_commit_read_pipe:
774  if (!(!AccessQual || AccessQual->isReadOnly())) {
775  S.Diag(Arg0->getBeginLoc(),
776  diag::err_opencl_builtin_pipe_invalid_access_modifier)
777  << "read_only" << Arg0->getSourceRange();
778  return true;
779  }
780  break;
781  case Builtin::BIwrite_pipe:
782  case Builtin::BIreserve_write_pipe:
783  case Builtin::BIcommit_write_pipe:
784  case Builtin::BIwork_group_reserve_write_pipe:
785  case Builtin::BIsub_group_reserve_write_pipe:
786  case Builtin::BIwork_group_commit_write_pipe:
787  case Builtin::BIsub_group_commit_write_pipe:
788  if (!(AccessQual && AccessQual->isWriteOnly())) {
789  S.Diag(Arg0->getBeginLoc(),
790  diag::err_opencl_builtin_pipe_invalid_access_modifier)
791  << "write_only" << Arg0->getSourceRange();
792  return true;
793  }
794  break;
795  default:
796  break;
797  }
798  return false;
799 }
800 
801 /// Returns true if pipe element type is different from the pointer.
802 static bool checkOpenCLPipePacketType(Sema &S, CallExpr *Call, unsigned Idx) {
803  const Expr *Arg0 = Call->getArg(0);
804  const Expr *ArgIdx = Call->getArg(Idx);
805  const PipeType *PipeTy = cast<PipeType>(Arg0->getType());
806  const QualType EltTy = PipeTy->getElementType();
807  const PointerType *ArgTy = ArgIdx->getType()->getAs<PointerType>();
808  // The Idx argument should be a pointer and the type of the pointer and
809  // the type of pipe element should also be the same.
810  if (!ArgTy ||
811  !S.Context.hasSameType(
812  EltTy, ArgTy->getPointeeType()->getCanonicalTypeInternal())) {
813  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_invalid_arg)
814  << Call->getDirectCallee() << S.Context.getPointerType(EltTy)
815  << ArgIdx->getType() << ArgIdx->getSourceRange();
816  return true;
817  }
818  return false;
819 }
820 
821 // Performs semantic analysis for the read/write_pipe call.
822 // \param S Reference to the semantic analyzer.
823 // \param Call A pointer to the builtin call.
824 // \return True if a semantic error has been found, false otherwise.
825 static bool SemaBuiltinRWPipe(Sema &S, CallExpr *Call) {
826  // OpenCL v2.0 s6.13.16.2 - The built-in read/write
827  // functions have two forms.
828  switch (Call->getNumArgs()) {
829  case 2:
830  if (checkOpenCLPipeArg(S, Call))
831  return true;
832  // The call with 2 arguments should be
833  // read/write_pipe(pipe T, T*).
834  // Check packet type T.
835  if (checkOpenCLPipePacketType(S, Call, 1))
836  return true;
837  break;
838 
839  case 4: {
840  if (checkOpenCLPipeArg(S, Call))
841  return true;
842  // The call with 4 arguments should be
843  // read/write_pipe(pipe T, reserve_id_t, uint, T*).
844  // Check reserve_id_t.
845  if (!Call->getArg(1)->getType()->isReserveIDT()) {
846  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_invalid_arg)
847  << Call->getDirectCallee() << S.Context.OCLReserveIDTy
848  << Call->getArg(1)->getType() << Call->getArg(1)->getSourceRange();
849  return true;
850  }
851 
852  // Check the index.
853  const Expr *Arg2 = Call->getArg(2);
854  if (!Arg2->getType()->isIntegerType() &&
855  !Arg2->getType()->isUnsignedIntegerType()) {
856  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_invalid_arg)
857  << Call->getDirectCallee() << S.Context.UnsignedIntTy
858  << Arg2->getType() << Arg2->getSourceRange();
859  return true;
860  }
861 
862  // Check packet type T.
863  if (checkOpenCLPipePacketType(S, Call, 3))
864  return true;
865  } break;
866  default:
867  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_arg_num)
868  << Call->getDirectCallee() << Call->getSourceRange();
869  return true;
870  }
871 
872  return false;
873 }
874 
875 // Performs a semantic analysis on the {work_group_/sub_group_
876 // /_}reserve_{read/write}_pipe
877 // \param S Reference to the semantic analyzer.
878 // \param Call The call to the builtin function to be analyzed.
879 // \return True if a semantic error was found, false otherwise.
880 static bool SemaBuiltinReserveRWPipe(Sema &S, CallExpr *Call) {
881  if (checkArgCount(S, Call, 2))
882  return true;
883 
884  if (checkOpenCLPipeArg(S, Call))
885  return true;
886 
887  // Check the reserve size.
888  if (!Call->getArg(1)->getType()->isIntegerType() &&
889  !Call->getArg(1)->getType()->isUnsignedIntegerType()) {
890  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_invalid_arg)
891  << Call->getDirectCallee() << S.Context.UnsignedIntTy
892  << Call->getArg(1)->getType() << Call->getArg(1)->getSourceRange();
893  return true;
894  }
895 
896  // Since return type of reserve_read/write_pipe built-in function is
897  // reserve_id_t, which is not defined in the builtin def file , we used int
898  // as return type and need to override the return type of these functions.
899  Call->setType(S.Context.OCLReserveIDTy);
900 
901  return false;
902 }
903 
904 // Performs a semantic analysis on {work_group_/sub_group_
905 // /_}commit_{read/write}_pipe
906 // \param S Reference to the semantic analyzer.
907 // \param Call The call to the builtin function to be analyzed.
908 // \return True if a semantic error was found, false otherwise.
909 static bool SemaBuiltinCommitRWPipe(Sema &S, CallExpr *Call) {
910  if (checkArgCount(S, Call, 2))
911  return true;
912 
913  if (checkOpenCLPipeArg(S, Call))
914  return true;
915 
916  // Check reserve_id_t.
917  if (!Call->getArg(1)->getType()->isReserveIDT()) {
918  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_invalid_arg)
919  << Call->getDirectCallee() << S.Context.OCLReserveIDTy
920  << Call->getArg(1)->getType() << Call->getArg(1)->getSourceRange();
921  return true;
922  }
923 
924  return false;
925 }
926 
927 // Performs a semantic analysis on the call to built-in Pipe
928 // Query Functions.
929 // \param S Reference to the semantic analyzer.
930 // \param Call The call to the builtin function to be analyzed.
931 // \return True if a semantic error was found, false otherwise.
932 static bool SemaBuiltinPipePackets(Sema &S, CallExpr *Call) {
933  if (checkArgCount(S, Call, 1))
934  return true;
935 
936  if (!Call->getArg(0)->getType()->isPipeType()) {
937  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_first_arg)
938  << Call->getDirectCallee() << Call->getArg(0)->getSourceRange();
939  return true;
940  }
941 
942  return false;
943 }
944 
945 // OpenCL v2.0 s6.13.9 - Address space qualifier functions.
946 // Performs semantic analysis for the to_global/local/private call.
947 // \param S Reference to the semantic analyzer.
948 // \param BuiltinID ID of the builtin function.
949 // \param Call A pointer to the builtin call.
950 // \return True if a semantic error has been found, false otherwise.
951 static bool SemaOpenCLBuiltinToAddr(Sema &S, unsigned BuiltinID,
952  CallExpr *Call) {
953  if (Call->getNumArgs() != 1) {
954  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_to_addr_arg_num)
955  << Call->getDirectCallee() << Call->getSourceRange();
956  return true;
957  }
958 
959  auto RT = Call->getArg(0)->getType();
960  if (!RT->isPointerType() || RT->getPointeeType()
961  .getAddressSpace() == LangAS::opencl_constant) {
962  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_to_addr_invalid_arg)
963  << Call->getArg(0) << Call->getDirectCallee() << Call->getSourceRange();
964  return true;
965  }
966 
967  if (RT->getPointeeType().getAddressSpace() != LangAS::opencl_generic) {
968  S.Diag(Call->getArg(0)->getBeginLoc(),
969  diag::warn_opencl_generic_address_space_arg)
970  << Call->getDirectCallee()->getNameInfo().getAsString()
971  << Call->getArg(0)->getSourceRange();
972  }
973 
974  RT = RT->getPointeeType();
975  auto Qual = RT.getQualifiers();
976  switch (BuiltinID) {
977  case Builtin::BIto_global:
978  Qual.setAddressSpace(LangAS::opencl_global);
979  break;
980  case Builtin::BIto_local:
981  Qual.setAddressSpace(LangAS::opencl_local);
982  break;
983  case Builtin::BIto_private:
984  Qual.setAddressSpace(LangAS::opencl_private);
985  break;
986  default:
987  llvm_unreachable("Invalid builtin function");
988  }
990  RT.getUnqualifiedType(), Qual)));
991 
992  return false;
993 }
994 
996  if (checkArgCount(S, TheCall, 1))
997  return ExprError();
998 
999  // Compute __builtin_launder's parameter type from the argument.
1000  // The parameter type is:
1001  // * The type of the argument if it's not an array or function type,
1002  // Otherwise,
1003  // * The decayed argument type.
1004  QualType ParamTy = [&]() {
1005  QualType ArgTy = TheCall->getArg(0)->getType();
1006  if (const ArrayType *Ty = ArgTy->getAsArrayTypeUnsafe())
1007  return S.Context.getPointerType(Ty->getElementType());
1008  if (ArgTy->isFunctionType()) {
1009  return S.Context.getPointerType(ArgTy);
1010  }
1011  return ArgTy;
1012  }();
1013 
1014  TheCall->setType(ParamTy);
1015 
1016  auto DiagSelect = [&]() -> llvm::Optional<unsigned> {
1017  if (!ParamTy->isPointerType())
1018  return 0;
1019  if (ParamTy->isFunctionPointerType())
1020  return 1;
1021  if (ParamTy->isVoidPointerType())
1022  return 2;
1023  return llvm::Optional<unsigned>{};
1024  }();
1025  if (DiagSelect.hasValue()) {
1026  S.Diag(TheCall->getBeginLoc(), diag::err_builtin_launder_invalid_arg)
1027  << DiagSelect.getValue() << TheCall->getSourceRange();
1028  return ExprError();
1029  }
1030 
1031  // We either have an incomplete class type, or we have a class template
1032  // whose instantiation has not been forced. Example:
1033  //
1034  // template <class T> struct Foo { T value; };
1035  // Foo<int> *p = nullptr;
1036  // auto *d = __builtin_launder(p);
1037  if (S.RequireCompleteType(TheCall->getBeginLoc(), ParamTy->getPointeeType(),
1038  diag::err_incomplete_type))
1039  return ExprError();
1040 
1041  assert(ParamTy->getPointeeType()->isObjectType() &&
1042  "Unhandled non-object pointer case");
1043 
1044  InitializedEntity Entity =
1046  ExprResult Arg =
1047  S.PerformCopyInitialization(Entity, SourceLocation(), TheCall->getArg(0));
1048  if (Arg.isInvalid())
1049  return ExprError();
1050  TheCall->setArg(0, Arg.get());
1051 
1052  return TheCall;
1053 }
1054 
1055 // Emit an error and return true if the current architecture is not in the list
1056 // of supported architectures.
1057 static bool
1058 CheckBuiltinTargetSupport(Sema &S, unsigned BuiltinID, CallExpr *TheCall,
1059  ArrayRef<llvm::Triple::ArchType> SupportedArchs) {
1060  llvm::Triple::ArchType CurArch =
1061  S.getASTContext().getTargetInfo().getTriple().getArch();
1062  if (llvm::is_contained(SupportedArchs, CurArch))
1063  return false;
1064  S.Diag(TheCall->getBeginLoc(), diag::err_builtin_target_unsupported)
1065  << TheCall->getSourceRange();
1066  return true;
1067 }
1068 
1069 ExprResult
1070 Sema::CheckBuiltinFunctionCall(FunctionDecl *FDecl, unsigned BuiltinID,
1071  CallExpr *TheCall) {
1072  ExprResult TheCallResult(TheCall);
1073 
1074  // Find out if any arguments are required to be integer constant expressions.
1075  unsigned ICEArguments = 0;
1077  Context.GetBuiltinType(BuiltinID, Error, &ICEArguments);
1078  if (Error != ASTContext::GE_None)
1079  ICEArguments = 0; // Don't diagnose previously diagnosed errors.
1080 
1081  // If any arguments are required to be ICE's, check and diagnose.
1082  for (unsigned ArgNo = 0; ICEArguments != 0; ++ArgNo) {
1083  // Skip arguments not required to be ICE's.
1084  if ((ICEArguments & (1 << ArgNo)) == 0) continue;
1085 
1086  llvm::APSInt Result;
1087  if (SemaBuiltinConstantArg(TheCall, ArgNo, Result))
1088  return true;
1089  ICEArguments &= ~(1 << ArgNo);
1090  }
1091 
1092  switch (BuiltinID) {
1093  case Builtin::BI__builtin___CFStringMakeConstantString:
1094  assert(TheCall->getNumArgs() == 1 &&
1095  "Wrong # arguments to builtin CFStringMakeConstantString");
1096  if (CheckObjCString(TheCall->getArg(0)))
1097  return ExprError();
1098  break;
1099  case Builtin::BI__builtin_ms_va_start:
1100  case Builtin::BI__builtin_stdarg_start:
1101  case Builtin::BI__builtin_va_start:
1102  if (SemaBuiltinVAStart(BuiltinID, TheCall))
1103  return ExprError();
1104  break;
1105  case Builtin::BI__va_start: {
1106  switch (Context.getTargetInfo().getTriple().getArch()) {
1107  case llvm::Triple::aarch64:
1108  case llvm::Triple::arm:
1109  case llvm::Triple::thumb:
1110  if (SemaBuiltinVAStartARMMicrosoft(TheCall))
1111  return ExprError();
1112  break;
1113  default:
1114  if (SemaBuiltinVAStart(BuiltinID, TheCall))
1115  return ExprError();
1116  break;
1117  }
1118  break;
1119  }
1120 
1121  // The acquire, release, and no fence variants are ARM and AArch64 only.
1122  case Builtin::BI_interlockedbittestandset_acq:
1123  case Builtin::BI_interlockedbittestandset_rel:
1124  case Builtin::BI_interlockedbittestandset_nf:
1125  case Builtin::BI_interlockedbittestandreset_acq:
1126  case Builtin::BI_interlockedbittestandreset_rel:
1127  case Builtin::BI_interlockedbittestandreset_nf:
1129  *this, BuiltinID, TheCall,
1130  {llvm::Triple::arm, llvm::Triple::thumb, llvm::Triple::aarch64}))
1131  return ExprError();
1132  break;
1133 
1134  // The 64-bit bittest variants are x64, ARM, and AArch64 only.
1135  case Builtin::BI_bittest64:
1136  case Builtin::BI_bittestandcomplement64:
1137  case Builtin::BI_bittestandreset64:
1138  case Builtin::BI_bittestandset64:
1139  case Builtin::BI_interlockedbittestandreset64:
1140  case Builtin::BI_interlockedbittestandset64:
1141  if (CheckBuiltinTargetSupport(*this, BuiltinID, TheCall,
1142  {llvm::Triple::x86_64, llvm::Triple::arm,
1143  llvm::Triple::thumb, llvm::Triple::aarch64}))
1144  return ExprError();
1145  break;
1146 
1147  case Builtin::BI__builtin_isgreater:
1148  case Builtin::BI__builtin_isgreaterequal:
1149  case Builtin::BI__builtin_isless:
1150  case Builtin::BI__builtin_islessequal:
1151  case Builtin::BI__builtin_islessgreater:
1152  case Builtin::BI__builtin_isunordered:
1153  if (SemaBuiltinUnorderedCompare(TheCall))
1154  return ExprError();
1155  break;
1156  case Builtin::BI__builtin_fpclassify:
1157  if (SemaBuiltinFPClassification(TheCall, 6))
1158  return ExprError();
1159  break;
1160  case Builtin::BI__builtin_isfinite:
1161  case Builtin::BI__builtin_isinf:
1162  case Builtin::BI__builtin_isinf_sign:
1163  case Builtin::BI__builtin_isnan:
1164  case Builtin::BI__builtin_isnormal:
1165  case Builtin::BI__builtin_signbit:
1166  case Builtin::BI__builtin_signbitf:
1167  case Builtin::BI__builtin_signbitl:
1168  if (SemaBuiltinFPClassification(TheCall, 1))
1169  return ExprError();
1170  break;
1171  case Builtin::BI__builtin_shufflevector:
1172  return SemaBuiltinShuffleVector(TheCall);
1173  // TheCall will be freed by the smart pointer here, but that's fine, since
1174  // SemaBuiltinShuffleVector guts it, but then doesn't release it.
1175  case Builtin::BI__builtin_prefetch:
1176  if (SemaBuiltinPrefetch(TheCall))
1177  return ExprError();
1178  break;
1179  case Builtin::BI__builtin_alloca_with_align:
1180  if (SemaBuiltinAllocaWithAlign(TheCall))
1181  return ExprError();
1182  LLVM_FALLTHROUGH;
1183  case Builtin::BI__builtin_alloca:
1184  Diag(TheCall->getBeginLoc(), diag::warn_alloca)
1185  << TheCall->getDirectCallee();
1186  break;
1187  case Builtin::BI__assume:
1188  case Builtin::BI__builtin_assume:
1189  if (SemaBuiltinAssume(TheCall))
1190  return ExprError();
1191  break;
1192  case Builtin::BI__builtin_assume_aligned:
1193  if (SemaBuiltinAssumeAligned(TheCall))
1194  return ExprError();
1195  break;
1196  case Builtin::BI__builtin_dynamic_object_size:
1197  case Builtin::BI__builtin_object_size:
1198  if (SemaBuiltinConstantArgRange(TheCall, 1, 0, 3))
1199  return ExprError();
1200  break;
1201  case Builtin::BI__builtin_longjmp:
1202  if (SemaBuiltinLongjmp(TheCall))
1203  return ExprError();
1204  break;
1205  case Builtin::BI__builtin_setjmp:
1206  if (SemaBuiltinSetjmp(TheCall))
1207  return ExprError();
1208  break;
1209  case Builtin::BI_setjmp:
1210  case Builtin::BI_setjmpex:
1211  if (checkArgCount(*this, TheCall, 1))
1212  return true;
1213  break;
1214  case Builtin::BI__builtin_classify_type:
1215  if (checkArgCount(*this, TheCall, 1)) return true;
1216  TheCall->setType(Context.IntTy);
1217  break;
1218  case Builtin::BI__builtin_constant_p: {
1219  if (checkArgCount(*this, TheCall, 1)) return true;
1220  ExprResult Arg = DefaultFunctionArrayLvalueConversion(TheCall->getArg(0));
1221  if (Arg.isInvalid()) return true;
1222  TheCall->setArg(0, Arg.get());
1223  TheCall->setType(Context.IntTy);
1224  break;
1225  }
1226  case Builtin::BI__builtin_launder:
1227  return SemaBuiltinLaunder(*this, TheCall);
1228  case Builtin::BI__sync_fetch_and_add:
1229  case Builtin::BI__sync_fetch_and_add_1:
1230  case Builtin::BI__sync_fetch_and_add_2:
1231  case Builtin::BI__sync_fetch_and_add_4:
1232  case Builtin::BI__sync_fetch_and_add_8:
1233  case Builtin::BI__sync_fetch_and_add_16:
1234  case Builtin::BI__sync_fetch_and_sub:
1235  case Builtin::BI__sync_fetch_and_sub_1:
1236  case Builtin::BI__sync_fetch_and_sub_2:
1237  case Builtin::BI__sync_fetch_and_sub_4:
1238  case Builtin::BI__sync_fetch_and_sub_8:
1239  case Builtin::BI__sync_fetch_and_sub_16:
1240  case Builtin::BI__sync_fetch_and_or:
1241  case Builtin::BI__sync_fetch_and_or_1:
1242  case Builtin::BI__sync_fetch_and_or_2:
1243  case Builtin::BI__sync_fetch_and_or_4:
1244  case Builtin::BI__sync_fetch_and_or_8:
1245  case Builtin::BI__sync_fetch_and_or_16:
1246  case Builtin::BI__sync_fetch_and_and:
1247  case Builtin::BI__sync_fetch_and_and_1:
1248  case Builtin::BI__sync_fetch_and_and_2:
1249  case Builtin::BI__sync_fetch_and_and_4:
1250  case Builtin::BI__sync_fetch_and_and_8:
1251  case Builtin::BI__sync_fetch_and_and_16:
1252  case Builtin::BI__sync_fetch_and_xor:
1253  case Builtin::BI__sync_fetch_and_xor_1:
1254  case Builtin::BI__sync_fetch_and_xor_2:
1255  case Builtin::BI__sync_fetch_and_xor_4:
1256  case Builtin::BI__sync_fetch_and_xor_8:
1257  case Builtin::BI__sync_fetch_and_xor_16:
1258  case Builtin::BI__sync_fetch_and_nand:
1259  case Builtin::BI__sync_fetch_and_nand_1:
1260  case Builtin::BI__sync_fetch_and_nand_2:
1261  case Builtin::BI__sync_fetch_and_nand_4:
1262  case Builtin::BI__sync_fetch_and_nand_8:
1263  case Builtin::BI__sync_fetch_and_nand_16:
1264  case Builtin::BI__sync_add_and_fetch:
1265  case Builtin::BI__sync_add_and_fetch_1:
1266  case Builtin::BI__sync_add_and_fetch_2:
1267  case Builtin::BI__sync_add_and_fetch_4:
1268  case Builtin::BI__sync_add_and_fetch_8:
1269  case Builtin::BI__sync_add_and_fetch_16:
1270  case Builtin::BI__sync_sub_and_fetch:
1271  case Builtin::BI__sync_sub_and_fetch_1:
1272  case Builtin::BI__sync_sub_and_fetch_2:
1273  case Builtin::BI__sync_sub_and_fetch_4:
1274  case Builtin::BI__sync_sub_and_fetch_8:
1275  case Builtin::BI__sync_sub_and_fetch_16:
1276  case Builtin::BI__sync_and_and_fetch:
1277  case Builtin::BI__sync_and_and_fetch_1:
1278  case Builtin::BI__sync_and_and_fetch_2:
1279  case Builtin::BI__sync_and_and_fetch_4:
1280  case Builtin::BI__sync_and_and_fetch_8:
1281  case Builtin::BI__sync_and_and_fetch_16:
1282  case Builtin::BI__sync_or_and_fetch:
1283  case Builtin::BI__sync_or_and_fetch_1:
1284  case Builtin::BI__sync_or_and_fetch_2:
1285  case Builtin::BI__sync_or_and_fetch_4:
1286  case Builtin::BI__sync_or_and_fetch_8:
1287  case Builtin::BI__sync_or_and_fetch_16:
1288  case Builtin::BI__sync_xor_and_fetch:
1289  case Builtin::BI__sync_xor_and_fetch_1:
1290  case Builtin::BI__sync_xor_and_fetch_2:
1291  case Builtin::BI__sync_xor_and_fetch_4:
1292  case Builtin::BI__sync_xor_and_fetch_8:
1293  case Builtin::BI__sync_xor_and_fetch_16:
1294  case Builtin::BI__sync_nand_and_fetch:
1295  case Builtin::BI__sync_nand_and_fetch_1:
1296  case Builtin::BI__sync_nand_and_fetch_2:
1297  case Builtin::BI__sync_nand_and_fetch_4:
1298  case Builtin::BI__sync_nand_and_fetch_8:
1299  case Builtin::BI__sync_nand_and_fetch_16:
1300  case Builtin::BI__sync_val_compare_and_swap:
1301  case Builtin::BI__sync_val_compare_and_swap_1:
1302  case Builtin::BI__sync_val_compare_and_swap_2:
1303  case Builtin::BI__sync_val_compare_and_swap_4:
1304  case Builtin::BI__sync_val_compare_and_swap_8:
1305  case Builtin::BI__sync_val_compare_and_swap_16:
1306  case Builtin::BI__sync_bool_compare_and_swap:
1307  case Builtin::BI__sync_bool_compare_and_swap_1:
1308  case Builtin::BI__sync_bool_compare_and_swap_2:
1309  case Builtin::BI__sync_bool_compare_and_swap_4:
1310  case Builtin::BI__sync_bool_compare_and_swap_8:
1311  case Builtin::BI__sync_bool_compare_and_swap_16:
1312  case Builtin::BI__sync_lock_test_and_set:
1313  case Builtin::BI__sync_lock_test_and_set_1:
1314  case Builtin::BI__sync_lock_test_and_set_2:
1315  case Builtin::BI__sync_lock_test_and_set_4:
1316  case Builtin::BI__sync_lock_test_and_set_8:
1317  case Builtin::BI__sync_lock_test_and_set_16:
1318  case Builtin::BI__sync_lock_release:
1319  case Builtin::BI__sync_lock_release_1:
1320  case Builtin::BI__sync_lock_release_2:
1321  case Builtin::BI__sync_lock_release_4:
1322  case Builtin::BI__sync_lock_release_8:
1323  case Builtin::BI__sync_lock_release_16:
1324  case Builtin::BI__sync_swap:
1325  case Builtin::BI__sync_swap_1:
1326  case Builtin::BI__sync_swap_2:
1327  case Builtin::BI__sync_swap_4:
1328  case Builtin::BI__sync_swap_8:
1329  case Builtin::BI__sync_swap_16:
1330  return SemaBuiltinAtomicOverloaded(TheCallResult);
1331  case Builtin::BI__sync_synchronize:
1332  Diag(TheCall->getBeginLoc(), diag::warn_atomic_implicit_seq_cst)
1333  << TheCall->getCallee()->getSourceRange();
1334  break;
1335  case Builtin::BI__builtin_nontemporal_load:
1336  case Builtin::BI__builtin_nontemporal_store:
1337  return SemaBuiltinNontemporalOverloaded(TheCallResult);
1338 #define BUILTIN(ID, TYPE, ATTRS)
1339 #define ATOMIC_BUILTIN(ID, TYPE, ATTRS) \
1340  case Builtin::BI##ID: \
1341  return SemaAtomicOpsOverloaded(TheCallResult, AtomicExpr::AO##ID);
1342 #include "clang/Basic/Builtins.def"
1343  case Builtin::BI__annotation:
1344  if (SemaBuiltinMSVCAnnotation(*this, TheCall))
1345  return ExprError();
1346  break;
1347  case Builtin::BI__builtin_annotation:
1348  if (SemaBuiltinAnnotation(*this, TheCall))
1349  return ExprError();
1350  break;
1351  case Builtin::BI__builtin_addressof:
1352  if (SemaBuiltinAddressof(*this, TheCall))
1353  return ExprError();
1354  break;
1355  case Builtin::BI__builtin_add_overflow:
1356  case Builtin::BI__builtin_sub_overflow:
1357  case Builtin::BI__builtin_mul_overflow:
1358  if (SemaBuiltinOverflow(*this, TheCall))
1359  return ExprError();
1360  break;
1361  case Builtin::BI__builtin_operator_new:
1362  case Builtin::BI__builtin_operator_delete: {
1363  bool IsDelete = BuiltinID == Builtin::BI__builtin_operator_delete;
1364  ExprResult Res =
1365  SemaBuiltinOperatorNewDeleteOverloaded(TheCallResult, IsDelete);
1366  if (Res.isInvalid())
1367  CorrectDelayedTyposInExpr(TheCallResult.get());
1368  return Res;
1369  }
1370  case Builtin::BI__builtin_dump_struct: {
1371  // We first want to ensure we are called with 2 arguments
1372  if (checkArgCount(*this, TheCall, 2))
1373  return ExprError();
1374  // Ensure that the first argument is of type 'struct XX *'
1375  const Expr *PtrArg = TheCall->getArg(0)->IgnoreParenImpCasts();
1376  const QualType PtrArgType = PtrArg->getType();
1377  if (!PtrArgType->isPointerType() ||
1378  !PtrArgType->getPointeeType()->isRecordType()) {
1379  Diag(PtrArg->getBeginLoc(), diag::err_typecheck_convert_incompatible)
1380  << PtrArgType << "structure pointer" << 1 << 0 << 3 << 1 << PtrArgType
1381  << "structure pointer";
1382  return ExprError();
1383  }
1384 
1385  // Ensure that the second argument is of type 'FunctionType'
1386  const Expr *FnPtrArg = TheCall->getArg(1)->IgnoreImpCasts();
1387  const QualType FnPtrArgType = FnPtrArg->getType();
1388  if (!FnPtrArgType->isPointerType()) {
1389  Diag(FnPtrArg->getBeginLoc(), diag::err_typecheck_convert_incompatible)
1390  << FnPtrArgType << "'int (*)(const char *, ...)'" << 1 << 0 << 3 << 2
1391  << FnPtrArgType << "'int (*)(const char *, ...)'";
1392  return ExprError();
1393  }
1394 
1395  const auto *FuncType =
1396  FnPtrArgType->getPointeeType()->getAs<FunctionType>();
1397 
1398  if (!FuncType) {
1399  Diag(FnPtrArg->getBeginLoc(), diag::err_typecheck_convert_incompatible)
1400  << FnPtrArgType << "'int (*)(const char *, ...)'" << 1 << 0 << 3 << 2
1401  << FnPtrArgType << "'int (*)(const char *, ...)'";
1402  return ExprError();
1403  }
1404 
1405  if (const auto *FT = dyn_cast<FunctionProtoType>(FuncType)) {
1406  if (!FT->getNumParams()) {
1407  Diag(FnPtrArg->getBeginLoc(), diag::err_typecheck_convert_incompatible)
1408  << FnPtrArgType << "'int (*)(const char *, ...)'" << 1 << 0 << 3
1409  << 2 << FnPtrArgType << "'int (*)(const char *, ...)'";
1410  return ExprError();
1411  }
1412  QualType PT = FT->getParamType(0);
1413  if (!FT->isVariadic() || FT->getReturnType() != Context.IntTy ||
1414  !PT->isPointerType() || !PT->getPointeeType()->isCharType() ||
1415  !PT->getPointeeType().isConstQualified()) {
1416  Diag(FnPtrArg->getBeginLoc(), diag::err_typecheck_convert_incompatible)
1417  << FnPtrArgType << "'int (*)(const char *, ...)'" << 1 << 0 << 3
1418  << 2 << FnPtrArgType << "'int (*)(const char *, ...)'";
1419  return ExprError();
1420  }
1421  }
1422 
1423  TheCall->setType(Context.IntTy);
1424  break;
1425  }
1426  case Builtin::BI__builtin_preserve_access_index:
1427  if (SemaBuiltinPreserveAI(*this, TheCall))
1428  return ExprError();
1429  break;
1430  case Builtin::BI__builtin_call_with_static_chain:
1431  if (SemaBuiltinCallWithStaticChain(*this, TheCall))
1432  return ExprError();
1433  break;
1434  case Builtin::BI__exception_code:
1435  case Builtin::BI_exception_code:
1436  if (SemaBuiltinSEHScopeCheck(*this, TheCall, Scope::SEHExceptScope,
1437  diag::err_seh___except_block))
1438  return ExprError();
1439  break;
1440  case Builtin::BI__exception_info:
1441  case Builtin::BI_exception_info:
1442  if (SemaBuiltinSEHScopeCheck(*this, TheCall, Scope::SEHFilterScope,
1443  diag::err_seh___except_filter))
1444  return ExprError();
1445  break;
1446  case Builtin::BI__GetExceptionInfo:
1447  if (checkArgCount(*this, TheCall, 1))
1448  return ExprError();
1449 
1450  if (CheckCXXThrowOperand(
1451  TheCall->getBeginLoc(),
1452  Context.getExceptionObjectType(FDecl->getParamDecl(0)->getType()),
1453  TheCall))
1454  return ExprError();
1455 
1456  TheCall->setType(Context.VoidPtrTy);
1457  break;
1458  // OpenCL v2.0, s6.13.16 - Pipe functions
1459  case Builtin::BIread_pipe:
1460  case Builtin::BIwrite_pipe:
1461  // Since those two functions are declared with var args, we need a semantic
1462  // check for the argument.
1463  if (SemaBuiltinRWPipe(*this, TheCall))
1464  return ExprError();
1465  break;
1466  case Builtin::BIreserve_read_pipe:
1467  case Builtin::BIreserve_write_pipe:
1468  case Builtin::BIwork_group_reserve_read_pipe:
1469  case Builtin::BIwork_group_reserve_write_pipe:
1470  if (SemaBuiltinReserveRWPipe(*this, TheCall))
1471  return ExprError();
1472  break;
1473  case Builtin::BIsub_group_reserve_read_pipe:
1474  case Builtin::BIsub_group_reserve_write_pipe:
1475  if (checkOpenCLSubgroupExt(*this, TheCall) ||
1476  SemaBuiltinReserveRWPipe(*this, TheCall))
1477  return ExprError();
1478  break;
1479  case Builtin::BIcommit_read_pipe:
1480  case Builtin::BIcommit_write_pipe:
1481  case Builtin::BIwork_group_commit_read_pipe:
1482  case Builtin::BIwork_group_commit_write_pipe:
1483  if (SemaBuiltinCommitRWPipe(*this, TheCall))
1484  return ExprError();
1485  break;
1486  case Builtin::BIsub_group_commit_read_pipe:
1487  case Builtin::BIsub_group_commit_write_pipe:
1488  if (checkOpenCLSubgroupExt(*this, TheCall) ||
1489  SemaBuiltinCommitRWPipe(*this, TheCall))
1490  return ExprError();
1491  break;
1492  case Builtin::BIget_pipe_num_packets:
1493  case Builtin::BIget_pipe_max_packets:
1494  if (SemaBuiltinPipePackets(*this, TheCall))
1495  return ExprError();
1496  break;
1497  case Builtin::BIto_global:
1498  case Builtin::BIto_local:
1499  case Builtin::BIto_private:
1500  if (SemaOpenCLBuiltinToAddr(*this, BuiltinID, TheCall))
1501  return ExprError();
1502  break;
1503  // OpenCL v2.0, s6.13.17 - Enqueue kernel functions.
1504  case Builtin::BIenqueue_kernel:
1505  if (SemaOpenCLBuiltinEnqueueKernel(*this, TheCall))
1506  return ExprError();
1507  break;
1508  case Builtin::BIget_kernel_work_group_size:
1509  case Builtin::BIget_kernel_preferred_work_group_size_multiple:
1510  if (SemaOpenCLBuiltinKernelWorkGroupSize(*this, TheCall))
1511  return ExprError();
1512  break;
1513  case Builtin::BIget_kernel_max_sub_group_size_for_ndrange:
1514  case Builtin::BIget_kernel_sub_group_count_for_ndrange:
1515  if (SemaOpenCLBuiltinNDRangeAndBlock(*this, TheCall))
1516  return ExprError();
1517  break;
1518  case Builtin::BI__builtin_os_log_format:
1519  case Builtin::BI__builtin_os_log_format_buffer_size:
1520  if (SemaBuiltinOSLogFormat(TheCall))
1521  return ExprError();
1522  break;
1523  }
1524 
1525  // Since the target specific builtins for each arch overlap, only check those
1526  // of the arch we are compiling for.
1527  if (Context.BuiltinInfo.isTSBuiltin(BuiltinID)) {
1528  switch (Context.getTargetInfo().getTriple().getArch()) {
1529  case llvm::Triple::arm:
1530  case llvm::Triple::armeb:
1531  case llvm::Triple::thumb:
1532  case llvm::Triple::thumbeb:
1533  if (CheckARMBuiltinFunctionCall(BuiltinID, TheCall))
1534  return ExprError();
1535  break;
1536  case llvm::Triple::aarch64:
1537  case llvm::Triple::aarch64_be:
1538  if (CheckAArch64BuiltinFunctionCall(BuiltinID, TheCall))
1539  return ExprError();
1540  break;
1541  case llvm::Triple::hexagon:
1542  if (CheckHexagonBuiltinFunctionCall(BuiltinID, TheCall))
1543  return ExprError();
1544  break;
1545  case llvm::Triple::mips:
1546  case llvm::Triple::mipsel:
1547  case llvm::Triple::mips64:
1548  case llvm::Triple::mips64el:
1549  if (CheckMipsBuiltinFunctionCall(BuiltinID, TheCall))
1550  return ExprError();
1551  break;
1552  case llvm::Triple::systemz:
1553  if (CheckSystemZBuiltinFunctionCall(BuiltinID, TheCall))
1554  return ExprError();
1555  break;
1556  case llvm::Triple::x86:
1557  case llvm::Triple::x86_64:
1558  if (CheckX86BuiltinFunctionCall(BuiltinID, TheCall))
1559  return ExprError();
1560  break;
1561  case llvm::Triple::ppc:
1562  case llvm::Triple::ppc64:
1563  case llvm::Triple::ppc64le:
1564  if (CheckPPCBuiltinFunctionCall(BuiltinID, TheCall))
1565  return ExprError();
1566  break;
1567  default:
1568  break;
1569  }
1570  }
1571 
1572  return TheCallResult;
1573 }
1574 
1575 // Get the valid immediate range for the specified NEON type code.
1576 static unsigned RFT(unsigned t, bool shift = false, bool ForceQuad = false) {
1577  NeonTypeFlags Type(t);
1578  int IsQuad = ForceQuad ? true : Type.isQuad();
1579  switch (Type.getEltType()) {
1580  case NeonTypeFlags::Int8:
1581  case NeonTypeFlags::Poly8:
1582  return shift ? 7 : (8 << IsQuad) - 1;
1583  case NeonTypeFlags::Int16:
1584  case NeonTypeFlags::Poly16:
1585  return shift ? 15 : (4 << IsQuad) - 1;
1586  case NeonTypeFlags::Int32:
1587  return shift ? 31 : (2 << IsQuad) - 1;
1588  case NeonTypeFlags::Int64:
1589  case NeonTypeFlags::Poly64:
1590  return shift ? 63 : (1 << IsQuad) - 1;
1592  return shift ? 127 : (1 << IsQuad) - 1;
1594  assert(!shift && "cannot shift float types!");
1595  return (4 << IsQuad) - 1;
1597  assert(!shift && "cannot shift float types!");
1598  return (2 << IsQuad) - 1;
1600  assert(!shift && "cannot shift float types!");
1601  return (1 << IsQuad) - 1;
1602  }
1603  llvm_unreachable("Invalid NeonTypeFlag!");
1604 }
1605 
1606 /// getNeonEltType - Return the QualType corresponding to the elements of
1607 /// the vector type specified by the NeonTypeFlags. This is used to check
1608 /// the pointer arguments for Neon load/store intrinsics.
1610  bool IsPolyUnsigned, bool IsInt64Long) {
1611  switch (Flags.getEltType()) {
1612  case NeonTypeFlags::Int8:
1613  return Flags.isUnsigned() ? Context.UnsignedCharTy : Context.SignedCharTy;
1614  case NeonTypeFlags::Int16:
1615  return Flags.isUnsigned() ? Context.UnsignedShortTy : Context.ShortTy;
1616  case NeonTypeFlags::Int32:
1617  return Flags.isUnsigned() ? Context.UnsignedIntTy : Context.IntTy;
1618  case NeonTypeFlags::Int64:
1619  if (IsInt64Long)
1620  return Flags.isUnsigned() ? Context.UnsignedLongTy : Context.LongTy;
1621  else
1622  return Flags.isUnsigned() ? Context.UnsignedLongLongTy
1623  : Context.LongLongTy;
1624  case NeonTypeFlags::Poly8:
1625  return IsPolyUnsigned ? Context.UnsignedCharTy : Context.SignedCharTy;
1626  case NeonTypeFlags::Poly16:
1627  return IsPolyUnsigned ? Context.UnsignedShortTy : Context.ShortTy;
1628  case NeonTypeFlags::Poly64:
1629  if (IsInt64Long)
1630  return Context.UnsignedLongTy;
1631  else
1632  return Context.UnsignedLongLongTy;
1634  break;
1636  return Context.HalfTy;
1638  return Context.FloatTy;
1640  return Context.DoubleTy;
1641  }
1642  llvm_unreachable("Invalid NeonTypeFlag!");
1643 }
1644 
1645 bool Sema::CheckNeonBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall) {
1646  llvm::APSInt Result;
1647  uint64_t mask = 0;
1648  unsigned TV = 0;
1649  int PtrArgNum = -1;
1650  bool HasConstPtr = false;
1651  switch (BuiltinID) {
1652 #define GET_NEON_OVERLOAD_CHECK
1653 #include "clang/Basic/arm_neon.inc"
1654 #include "clang/Basic/arm_fp16.inc"
1655 #undef GET_NEON_OVERLOAD_CHECK
1656  }
1657 
1658  // For NEON intrinsics which are overloaded on vector element type, validate
1659  // the immediate which specifies which variant to emit.
1660  unsigned ImmArg = TheCall->getNumArgs()-1;
1661  if (mask) {
1662  if (SemaBuiltinConstantArg(TheCall, ImmArg, Result))
1663  return true;
1664 
1665  TV = Result.getLimitedValue(64);
1666  if ((TV > 63) || (mask & (1ULL << TV)) == 0)
1667  return Diag(TheCall->getBeginLoc(), diag::err_invalid_neon_type_code)
1668  << TheCall->getArg(ImmArg)->getSourceRange();
1669  }
1670 
1671  if (PtrArgNum >= 0) {
1672  // Check that pointer arguments have the specified type.
1673  Expr *Arg = TheCall->getArg(PtrArgNum);
1674  if (ImplicitCastExpr *ICE = dyn_cast<ImplicitCastExpr>(Arg))
1675  Arg = ICE->getSubExpr();
1676  ExprResult RHS = DefaultFunctionArrayLvalueConversion(Arg);
1677  QualType RHSTy = RHS.get()->getType();
1678 
1679  llvm::Triple::ArchType Arch = Context.getTargetInfo().getTriple().getArch();
1680  bool IsPolyUnsigned = Arch == llvm::Triple::aarch64 ||
1681  Arch == llvm::Triple::aarch64_be;
1682  bool IsInt64Long =
1684  QualType EltTy =
1685  getNeonEltType(NeonTypeFlags(TV), Context, IsPolyUnsigned, IsInt64Long);
1686  if (HasConstPtr)
1687  EltTy = EltTy.withConst();
1688  QualType LHSTy = Context.getPointerType(EltTy);
1689  AssignConvertType ConvTy;
1690  ConvTy = CheckSingleAssignmentConstraints(LHSTy, RHS);
1691  if (RHS.isInvalid())
1692  return true;
1693  if (DiagnoseAssignmentResult(ConvTy, Arg->getBeginLoc(), LHSTy, RHSTy,
1694  RHS.get(), AA_Assigning))
1695  return true;
1696  }
1697 
1698  // For NEON intrinsics which take an immediate value as part of the
1699  // instruction, range check them here.
1700  unsigned i = 0, l = 0, u = 0;
1701  switch (BuiltinID) {
1702  default:
1703  return false;
1704  #define GET_NEON_IMMEDIATE_CHECK
1705  #include "clang/Basic/arm_neon.inc"
1706  #include "clang/Basic/arm_fp16.inc"
1707  #undef GET_NEON_IMMEDIATE_CHECK
1708  }
1709 
1710  return SemaBuiltinConstantArgRange(TheCall, i, l, u + l);
1711 }
1712 
1713 bool Sema::CheckARMBuiltinExclusiveCall(unsigned BuiltinID, CallExpr *TheCall,
1714  unsigned MaxWidth) {
1715  assert((BuiltinID == ARM::BI__builtin_arm_ldrex ||
1716  BuiltinID == ARM::BI__builtin_arm_ldaex ||
1717  BuiltinID == ARM::BI__builtin_arm_strex ||
1718  BuiltinID == ARM::BI__builtin_arm_stlex ||
1719  BuiltinID == AArch64::BI__builtin_arm_ldrex ||
1720  BuiltinID == AArch64::BI__builtin_arm_ldaex ||
1721  BuiltinID == AArch64::BI__builtin_arm_strex ||
1722  BuiltinID == AArch64::BI__builtin_arm_stlex) &&
1723  "unexpected ARM builtin");
1724  bool IsLdrex = BuiltinID == ARM::BI__builtin_arm_ldrex ||
1725  BuiltinID == ARM::BI__builtin_arm_ldaex ||
1726  BuiltinID == AArch64::BI__builtin_arm_ldrex ||
1727  BuiltinID == AArch64::BI__builtin_arm_ldaex;
1728 
1729  DeclRefExpr *DRE =cast<DeclRefExpr>(TheCall->getCallee()->IgnoreParenCasts());
1730 
1731  // Ensure that we have the proper number of arguments.
1732  if (checkArgCount(*this, TheCall, IsLdrex ? 1 : 2))
1733  return true;
1734 
1735  // Inspect the pointer argument of the atomic builtin. This should always be
1736  // a pointer type, whose element is an integral scalar or pointer type.
1737  // Because it is a pointer type, we don't have to worry about any implicit
1738  // casts here.
1739  Expr *PointerArg = TheCall->getArg(IsLdrex ? 0 : 1);
1740  ExprResult PointerArgRes = DefaultFunctionArrayLvalueConversion(PointerArg);
1741  if (PointerArgRes.isInvalid())
1742  return true;
1743  PointerArg = PointerArgRes.get();
1744 
1745  const PointerType *pointerType = PointerArg->getType()->getAs<PointerType>();
1746  if (!pointerType) {
1747  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_must_be_pointer)
1748  << PointerArg->getType() << PointerArg->getSourceRange();
1749  return true;
1750  }
1751 
1752  // ldrex takes a "const volatile T*" and strex takes a "volatile T*". Our next
1753  // task is to insert the appropriate casts into the AST. First work out just
1754  // what the appropriate type is.
1755  QualType ValType = pointerType->getPointeeType();
1756  QualType AddrType = ValType.getUnqualifiedType().withVolatile();
1757  if (IsLdrex)
1758  AddrType.addConst();
1759 
1760  // Issue a warning if the cast is dodgy.
1761  CastKind CastNeeded = CK_NoOp;
1762  if (!AddrType.isAtLeastAsQualifiedAs(ValType)) {
1763  CastNeeded = CK_BitCast;
1764  Diag(DRE->getBeginLoc(), diag::ext_typecheck_convert_discards_qualifiers)
1765  << PointerArg->getType() << Context.getPointerType(AddrType)
1766  << AA_Passing << PointerArg->getSourceRange();
1767  }
1768 
1769  // Finally, do the cast and replace the argument with the corrected version.
1770  AddrType = Context.getPointerType(AddrType);
1771  PointerArgRes = ImpCastExprToType(PointerArg, AddrType, CastNeeded);
1772  if (PointerArgRes.isInvalid())
1773  return true;
1774  PointerArg = PointerArgRes.get();
1775 
1776  TheCall->setArg(IsLdrex ? 0 : 1, PointerArg);
1777 
1778  // In general, we allow ints, floats and pointers to be loaded and stored.
1779  if (!ValType->isIntegerType() && !ValType->isAnyPointerType() &&
1780  !ValType->isBlockPointerType() && !ValType->isFloatingType()) {
1781  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_must_be_pointer_intfltptr)
1782  << PointerArg->getType() << PointerArg->getSourceRange();
1783  return true;
1784  }
1785 
1786  // But ARM doesn't have instructions to deal with 128-bit versions.
1787  if (Context.getTypeSize(ValType) > MaxWidth) {
1788  assert(MaxWidth == 64 && "Diagnostic unexpectedly inaccurate");
1789  Diag(DRE->getBeginLoc(), diag::err_atomic_exclusive_builtin_pointer_size)
1790  << PointerArg->getType() << PointerArg->getSourceRange();
1791  return true;
1792  }
1793 
1794  switch (ValType.getObjCLifetime()) {
1795  case Qualifiers::OCL_None:
1797  // okay
1798  break;
1799 
1800  case Qualifiers::OCL_Weak:
1803  Diag(DRE->getBeginLoc(), diag::err_arc_atomic_ownership)
1804  << ValType << PointerArg->getSourceRange();
1805  return true;
1806  }
1807 
1808  if (IsLdrex) {
1809  TheCall->setType(ValType);
1810  return false;
1811  }
1812 
1813  // Initialize the argument to be stored.
1814  ExprResult ValArg = TheCall->getArg(0);
1816  Context, ValType, /*consume*/ false);
1817  ValArg = PerformCopyInitialization(Entity, SourceLocation(), ValArg);
1818  if (ValArg.isInvalid())
1819  return true;
1820  TheCall->setArg(0, ValArg.get());
1821 
1822  // __builtin_arm_strex always returns an int. It's marked as such in the .def,
1823  // but the custom checker bypasses all default analysis.
1824  TheCall->setType(Context.IntTy);
1825  return false;
1826 }
1827 
1828 bool Sema::CheckARMBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall) {
1829  if (BuiltinID == ARM::BI__builtin_arm_ldrex ||
1830  BuiltinID == ARM::BI__builtin_arm_ldaex ||
1831  BuiltinID == ARM::BI__builtin_arm_strex ||
1832  BuiltinID == ARM::BI__builtin_arm_stlex) {
1833  return CheckARMBuiltinExclusiveCall(BuiltinID, TheCall, 64);
1834  }
1835 
1836  if (BuiltinID == ARM::BI__builtin_arm_prefetch) {
1837  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 1) ||
1838  SemaBuiltinConstantArgRange(TheCall, 2, 0, 1);
1839  }
1840 
1841  if (BuiltinID == ARM::BI__builtin_arm_rsr64 ||
1842  BuiltinID == ARM::BI__builtin_arm_wsr64)
1843  return SemaBuiltinARMSpecialReg(BuiltinID, TheCall, 0, 3, false);
1844 
1845  if (BuiltinID == ARM::BI__builtin_arm_rsr ||
1846  BuiltinID == ARM::BI__builtin_arm_rsrp ||
1847  BuiltinID == ARM::BI__builtin_arm_wsr ||
1848  BuiltinID == ARM::BI__builtin_arm_wsrp)
1849  return SemaBuiltinARMSpecialReg(BuiltinID, TheCall, 0, 5, true);
1850 
1851  if (CheckNeonBuiltinFunctionCall(BuiltinID, TheCall))
1852  return true;
1853 
1854  // For intrinsics which take an immediate value as part of the instruction,
1855  // range check them here.
1856  // FIXME: VFP Intrinsics should error if VFP not present.
1857  switch (BuiltinID) {
1858  default: return false;
1859  case ARM::BI__builtin_arm_ssat:
1860  return SemaBuiltinConstantArgRange(TheCall, 1, 1, 32);
1861  case ARM::BI__builtin_arm_usat:
1862  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 31);
1863  case ARM::BI__builtin_arm_ssat16:
1864  return SemaBuiltinConstantArgRange(TheCall, 1, 1, 16);
1865  case ARM::BI__builtin_arm_usat16:
1866  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 15);
1867  case ARM::BI__builtin_arm_vcvtr_f:
1868  case ARM::BI__builtin_arm_vcvtr_d:
1869  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 1);
1870  case ARM::BI__builtin_arm_dmb:
1871  case ARM::BI__builtin_arm_dsb:
1872  case ARM::BI__builtin_arm_isb:
1873  case ARM::BI__builtin_arm_dbg:
1874  return SemaBuiltinConstantArgRange(TheCall, 0, 0, 15);
1875  }
1876 }
1877 
1878 bool Sema::CheckAArch64BuiltinFunctionCall(unsigned BuiltinID,
1879  CallExpr *TheCall) {
1880  if (BuiltinID == AArch64::BI__builtin_arm_ldrex ||
1881  BuiltinID == AArch64::BI__builtin_arm_ldaex ||
1882  BuiltinID == AArch64::BI__builtin_arm_strex ||
1883  BuiltinID == AArch64::BI__builtin_arm_stlex) {
1884  return CheckARMBuiltinExclusiveCall(BuiltinID, TheCall, 128);
1885  }
1886 
1887  if (BuiltinID == AArch64::BI__builtin_arm_prefetch) {
1888  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 1) ||
1889  SemaBuiltinConstantArgRange(TheCall, 2, 0, 2) ||
1890  SemaBuiltinConstantArgRange(TheCall, 3, 0, 1) ||
1891  SemaBuiltinConstantArgRange(TheCall, 4, 0, 1);
1892  }
1893 
1894  if (BuiltinID == AArch64::BI__builtin_arm_rsr64 ||
1895  BuiltinID == AArch64::BI__builtin_arm_wsr64)
1896  return SemaBuiltinARMSpecialReg(BuiltinID, TheCall, 0, 5, true);
1897 
1898  // Memory Tagging Extensions (MTE) Intrinsics
1899  if (BuiltinID == AArch64::BI__builtin_arm_irg ||
1900  BuiltinID == AArch64::BI__builtin_arm_addg ||
1901  BuiltinID == AArch64::BI__builtin_arm_gmi ||
1902  BuiltinID == AArch64::BI__builtin_arm_ldg ||
1903  BuiltinID == AArch64::BI__builtin_arm_stg ||
1904  BuiltinID == AArch64::BI__builtin_arm_subp) {
1905  return SemaBuiltinARMMemoryTaggingCall(BuiltinID, TheCall);
1906  }
1907 
1908  if (BuiltinID == AArch64::BI__builtin_arm_rsr ||
1909  BuiltinID == AArch64::BI__builtin_arm_rsrp ||
1910  BuiltinID == AArch64::BI__builtin_arm_wsr ||
1911  BuiltinID == AArch64::BI__builtin_arm_wsrp)
1912  return SemaBuiltinARMSpecialReg(BuiltinID, TheCall, 0, 5, true);
1913 
1914  // Only check the valid encoding range. Any constant in this range would be
1915  // converted to a register of the form S1_2_C3_C4_5. Let the hardware throw
1916  // an exception for incorrect registers. This matches MSVC behavior.
1917  if (BuiltinID == AArch64::BI_ReadStatusReg ||
1918  BuiltinID == AArch64::BI_WriteStatusReg)
1919  return SemaBuiltinConstantArgRange(TheCall, 0, 0, 0x7fff);
1920 
1921  if (BuiltinID == AArch64::BI__getReg)
1922  return SemaBuiltinConstantArgRange(TheCall, 0, 0, 31);
1923 
1924  if (CheckNeonBuiltinFunctionCall(BuiltinID, TheCall))
1925  return true;
1926 
1927  // For intrinsics which take an immediate value as part of the instruction,
1928  // range check them here.
1929  unsigned i = 0, l = 0, u = 0;
1930  switch (BuiltinID) {
1931  default: return false;
1932  case AArch64::BI__builtin_arm_dmb:
1933  case AArch64::BI__builtin_arm_dsb:
1934  case AArch64::BI__builtin_arm_isb: l = 0; u = 15; break;
1935  case AArch64::BI__builtin_arm_tcancel: l = 0; u = 65535; break;
1936  }
1937 
1938  return SemaBuiltinConstantArgRange(TheCall, i, l, u + l);
1939 }
1940 
1941 bool Sema::CheckHexagonBuiltinCpu(unsigned BuiltinID, CallExpr *TheCall) {
1942  struct BuiltinAndString {
1943  unsigned BuiltinID;
1944  const char *Str;
1945  };
1946 
1947  static BuiltinAndString ValidCPU[] = {
1948  { Hexagon::BI__builtin_HEXAGON_A6_vcmpbeq_notany, "v65,v66" },
1949  { Hexagon::BI__builtin_HEXAGON_A6_vminub_RdP, "v62,v65,v66" },
1950  { Hexagon::BI__builtin_HEXAGON_F2_dfadd, "v66" },
1951  { Hexagon::BI__builtin_HEXAGON_F2_dfsub, "v66" },
1952  { Hexagon::BI__builtin_HEXAGON_M2_mnaci, "v66" },
1953  { Hexagon::BI__builtin_HEXAGON_M6_vabsdiffb, "v62,v65,v66" },
1954  { Hexagon::BI__builtin_HEXAGON_M6_vabsdiffub, "v62,v65,v66" },
1955  { Hexagon::BI__builtin_HEXAGON_S2_mask, "v66" },
1956  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_acc, "v60,v62,v65,v66" },
1957  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_and, "v60,v62,v65,v66" },
1958  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_nac, "v60,v62,v65,v66" },
1959  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_or, "v60,v62,v65,v66" },
1960  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p, "v60,v62,v65,v66" },
1961  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_xacc, "v60,v62,v65,v66" },
1962  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_acc, "v60,v62,v65,v66" },
1963  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_and, "v60,v62,v65,v66" },
1964  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_nac, "v60,v62,v65,v66" },
1965  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_or, "v60,v62,v65,v66" },
1966  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r, "v60,v62,v65,v66" },
1967  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_xacc, "v60,v62,v65,v66" },
1968  { Hexagon::BI__builtin_HEXAGON_S6_vsplatrbp, "v62,v65,v66" },
1969  { Hexagon::BI__builtin_HEXAGON_S6_vtrunehb_ppp, "v62,v65,v66" },
1970  { Hexagon::BI__builtin_HEXAGON_S6_vtrunohb_ppp, "v62,v65,v66" },
1971  };
1972 
1973  static BuiltinAndString ValidHVX[] = {
1974  { Hexagon::BI__builtin_HEXAGON_V6_hi, "v60,v62,v65,v66" },
1975  { Hexagon::BI__builtin_HEXAGON_V6_hi_128B, "v60,v62,v65,v66" },
1976  { Hexagon::BI__builtin_HEXAGON_V6_lo, "v60,v62,v65,v66" },
1977  { Hexagon::BI__builtin_HEXAGON_V6_lo_128B, "v60,v62,v65,v66" },
1978  { Hexagon::BI__builtin_HEXAGON_V6_extractw, "v60,v62,v65,v66" },
1979  { Hexagon::BI__builtin_HEXAGON_V6_extractw_128B, "v60,v62,v65,v66" },
1980  { Hexagon::BI__builtin_HEXAGON_V6_lvsplatb, "v62,v65,v66" },
1981  { Hexagon::BI__builtin_HEXAGON_V6_lvsplatb_128B, "v62,v65,v66" },
1982  { Hexagon::BI__builtin_HEXAGON_V6_lvsplath, "v62,v65,v66" },
1983  { Hexagon::BI__builtin_HEXAGON_V6_lvsplath_128B, "v62,v65,v66" },
1984  { Hexagon::BI__builtin_HEXAGON_V6_lvsplatw, "v60,v62,v65,v66" },
1985  { Hexagon::BI__builtin_HEXAGON_V6_lvsplatw_128B, "v60,v62,v65,v66" },
1986  { Hexagon::BI__builtin_HEXAGON_V6_pred_and, "v60,v62,v65,v66" },
1987  { Hexagon::BI__builtin_HEXAGON_V6_pred_and_128B, "v60,v62,v65,v66" },
1988  { Hexagon::BI__builtin_HEXAGON_V6_pred_and_n, "v60,v62,v65,v66" },
1989  { Hexagon::BI__builtin_HEXAGON_V6_pred_and_n_128B, "v60,v62,v65,v66" },
1990  { Hexagon::BI__builtin_HEXAGON_V6_pred_not, "v60,v62,v65,v66" },
1991  { Hexagon::BI__builtin_HEXAGON_V6_pred_not_128B, "v60,v62,v65,v66" },
1992  { Hexagon::BI__builtin_HEXAGON_V6_pred_or, "v60,v62,v65,v66" },
1993  { Hexagon::BI__builtin_HEXAGON_V6_pred_or_128B, "v60,v62,v65,v66" },
1994  { Hexagon::BI__builtin_HEXAGON_V6_pred_or_n, "v60,v62,v65,v66" },
1995  { Hexagon::BI__builtin_HEXAGON_V6_pred_or_n_128B, "v60,v62,v65,v66" },
1996  { Hexagon::BI__builtin_HEXAGON_V6_pred_scalar2, "v60,v62,v65,v66" },
1997  { Hexagon::BI__builtin_HEXAGON_V6_pred_scalar2_128B, "v60,v62,v65,v66" },
1998  { Hexagon::BI__builtin_HEXAGON_V6_pred_scalar2v2, "v62,v65,v66" },
1999  { Hexagon::BI__builtin_HEXAGON_V6_pred_scalar2v2_128B, "v62,v65,v66" },
2000  { Hexagon::BI__builtin_HEXAGON_V6_pred_xor, "v60,v62,v65,v66" },
2001  { Hexagon::BI__builtin_HEXAGON_V6_pred_xor_128B, "v60,v62,v65,v66" },
2002  { Hexagon::BI__builtin_HEXAGON_V6_shuffeqh, "v62,v65,v66" },
2003  { Hexagon::BI__builtin_HEXAGON_V6_shuffeqh_128B, "v62,v65,v66" },
2004  { Hexagon::BI__builtin_HEXAGON_V6_shuffeqw, "v62,v65,v66" },
2005  { Hexagon::BI__builtin_HEXAGON_V6_shuffeqw_128B, "v62,v65,v66" },
2006  { Hexagon::BI__builtin_HEXAGON_V6_vabsb, "v65,v66" },
2007  { Hexagon::BI__builtin_HEXAGON_V6_vabsb_128B, "v65,v66" },
2008  { Hexagon::BI__builtin_HEXAGON_V6_vabsb_sat, "v65,v66" },
2009  { Hexagon::BI__builtin_HEXAGON_V6_vabsb_sat_128B, "v65,v66" },
2010  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffh, "v60,v62,v65,v66" },
2011  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffh_128B, "v60,v62,v65,v66" },
2012  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffub, "v60,v62,v65,v66" },
2013  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffub_128B, "v60,v62,v65,v66" },
2014  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffuh, "v60,v62,v65,v66" },
2015  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffuh_128B, "v60,v62,v65,v66" },
2016  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffw, "v60,v62,v65,v66" },
2017  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffw_128B, "v60,v62,v65,v66" },
2018  { Hexagon::BI__builtin_HEXAGON_V6_vabsh, "v60,v62,v65,v66" },
2019  { Hexagon::BI__builtin_HEXAGON_V6_vabsh_128B, "v60,v62,v65,v66" },
2020  { Hexagon::BI__builtin_HEXAGON_V6_vabsh_sat, "v60,v62,v65,v66" },
2021  { Hexagon::BI__builtin_HEXAGON_V6_vabsh_sat_128B, "v60,v62,v65,v66" },
2022  { Hexagon::BI__builtin_HEXAGON_V6_vabsw, "v60,v62,v65,v66" },
2023  { Hexagon::BI__builtin_HEXAGON_V6_vabsw_128B, "v60,v62,v65,v66" },
2024  { Hexagon::BI__builtin_HEXAGON_V6_vabsw_sat, "v60,v62,v65,v66" },
2025  { Hexagon::BI__builtin_HEXAGON_V6_vabsw_sat_128B, "v60,v62,v65,v66" },
2026  { Hexagon::BI__builtin_HEXAGON_V6_vaddb, "v60,v62,v65,v66" },
2027  { Hexagon::BI__builtin_HEXAGON_V6_vaddb_128B, "v60,v62,v65,v66" },
2028  { Hexagon::BI__builtin_HEXAGON_V6_vaddb_dv, "v60,v62,v65,v66" },
2029  { Hexagon::BI__builtin_HEXAGON_V6_vaddb_dv_128B, "v60,v62,v65,v66" },
2030  { Hexagon::BI__builtin_HEXAGON_V6_vaddbsat, "v62,v65,v66" },
2031  { Hexagon::BI__builtin_HEXAGON_V6_vaddbsat_128B, "v62,v65,v66" },
2032  { Hexagon::BI__builtin_HEXAGON_V6_vaddbsat_dv, "v62,v65,v66" },
2033  { Hexagon::BI__builtin_HEXAGON_V6_vaddbsat_dv_128B, "v62,v65,v66" },
2034  { Hexagon::BI__builtin_HEXAGON_V6_vaddcarry, "v62,v65,v66" },
2035  { Hexagon::BI__builtin_HEXAGON_V6_vaddcarry_128B, "v62,v65,v66" },
2036  { Hexagon::BI__builtin_HEXAGON_V6_vaddcarrysat, "v66" },
2037  { Hexagon::BI__builtin_HEXAGON_V6_vaddcarrysat_128B, "v66" },
2038  { Hexagon::BI__builtin_HEXAGON_V6_vaddclbh, "v62,v65,v66" },
2039  { Hexagon::BI__builtin_HEXAGON_V6_vaddclbh_128B, "v62,v65,v66" },
2040  { Hexagon::BI__builtin_HEXAGON_V6_vaddclbw, "v62,v65,v66" },
2041  { Hexagon::BI__builtin_HEXAGON_V6_vaddclbw_128B, "v62,v65,v66" },
2042  { Hexagon::BI__builtin_HEXAGON_V6_vaddh, "v60,v62,v65,v66" },
2043  { Hexagon::BI__builtin_HEXAGON_V6_vaddh_128B, "v60,v62,v65,v66" },
2044  { Hexagon::BI__builtin_HEXAGON_V6_vaddh_dv, "v60,v62,v65,v66" },
2045  { Hexagon::BI__builtin_HEXAGON_V6_vaddh_dv_128B, "v60,v62,v65,v66" },
2046  { Hexagon::BI__builtin_HEXAGON_V6_vaddhsat, "v60,v62,v65,v66" },
2047  { Hexagon::BI__builtin_HEXAGON_V6_vaddhsat_128B, "v60,v62,v65,v66" },
2048  { Hexagon::BI__builtin_HEXAGON_V6_vaddhsat_dv, "v60,v62,v65,v66" },
2049  { Hexagon::BI__builtin_HEXAGON_V6_vaddhsat_dv_128B, "v60,v62,v65,v66" },
2050  { Hexagon::BI__builtin_HEXAGON_V6_vaddhw, "v60,v62,v65,v66" },
2051  { Hexagon::BI__builtin_HEXAGON_V6_vaddhw_128B, "v60,v62,v65,v66" },
2052  { Hexagon::BI__builtin_HEXAGON_V6_vaddhw_acc, "v62,v65,v66" },
2053  { Hexagon::BI__builtin_HEXAGON_V6_vaddhw_acc_128B, "v62,v65,v66" },
2054  { Hexagon::BI__builtin_HEXAGON_V6_vaddubh, "v60,v62,v65,v66" },
2055  { Hexagon::BI__builtin_HEXAGON_V6_vaddubh_128B, "v60,v62,v65,v66" },
2056  { Hexagon::BI__builtin_HEXAGON_V6_vaddubh_acc, "v62,v65,v66" },
2057  { Hexagon::BI__builtin_HEXAGON_V6_vaddubh_acc_128B, "v62,v65,v66" },
2058  { Hexagon::BI__builtin_HEXAGON_V6_vaddubsat, "v60,v62,v65,v66" },
2059  { Hexagon::BI__builtin_HEXAGON_V6_vaddubsat_128B, "v60,v62,v65,v66" },
2060  { Hexagon::BI__builtin_HEXAGON_V6_vaddubsat_dv, "v60,v62,v65,v66" },
2061  { Hexagon::BI__builtin_HEXAGON_V6_vaddubsat_dv_128B, "v60,v62,v65,v66" },
2062  { Hexagon::BI__builtin_HEXAGON_V6_vaddububb_sat, "v62,v65,v66" },
2063  { Hexagon::BI__builtin_HEXAGON_V6_vaddububb_sat_128B, "v62,v65,v66" },
2064  { Hexagon::BI__builtin_HEXAGON_V6_vadduhsat, "v60,v62,v65,v66" },
2065  { Hexagon::BI__builtin_HEXAGON_V6_vadduhsat_128B, "v60,v62,v65,v66" },
2066  { Hexagon::BI__builtin_HEXAGON_V6_vadduhsat_dv, "v60,v62,v65,v66" },
2067  { Hexagon::BI__builtin_HEXAGON_V6_vadduhsat_dv_128B, "v60,v62,v65,v66" },
2068  { Hexagon::BI__builtin_HEXAGON_V6_vadduhw, "v60,v62,v65,v66" },
2069  { Hexagon::BI__builtin_HEXAGON_V6_vadduhw_128B, "v60,v62,v65,v66" },
2070  { Hexagon::BI__builtin_HEXAGON_V6_vadduhw_acc, "v62,v65,v66" },
2071  { Hexagon::BI__builtin_HEXAGON_V6_vadduhw_acc_128B, "v62,v65,v66" },
2072  { Hexagon::BI__builtin_HEXAGON_V6_vadduwsat, "v62,v65,v66" },
2073  { Hexagon::BI__builtin_HEXAGON_V6_vadduwsat_128B, "v62,v65,v66" },
2074  { Hexagon::BI__builtin_HEXAGON_V6_vadduwsat_dv, "v62,v65,v66" },
2075  { Hexagon::BI__builtin_HEXAGON_V6_vadduwsat_dv_128B, "v62,v65,v66" },
2076  { Hexagon::BI__builtin_HEXAGON_V6_vaddw, "v60,v62,v65,v66" },
2077  { Hexagon::BI__builtin_HEXAGON_V6_vaddw_128B, "v60,v62,v65,v66" },
2078  { Hexagon::BI__builtin_HEXAGON_V6_vaddw_dv, "v60,v62,v65,v66" },
2079  { Hexagon::BI__builtin_HEXAGON_V6_vaddw_dv_128B, "v60,v62,v65,v66" },
2080  { Hexagon::BI__builtin_HEXAGON_V6_vaddwsat, "v60,v62,v65,v66" },
2081  { Hexagon::BI__builtin_HEXAGON_V6_vaddwsat_128B, "v60,v62,v65,v66" },
2082  { Hexagon::BI__builtin_HEXAGON_V6_vaddwsat_dv, "v60,v62,v65,v66" },
2083  { Hexagon::BI__builtin_HEXAGON_V6_vaddwsat_dv_128B, "v60,v62,v65,v66" },
2084  { Hexagon::BI__builtin_HEXAGON_V6_valignb, "v60,v62,v65,v66" },
2085  { Hexagon::BI__builtin_HEXAGON_V6_valignb_128B, "v60,v62,v65,v66" },
2086  { Hexagon::BI__builtin_HEXAGON_V6_valignbi, "v60,v62,v65,v66" },
2087  { Hexagon::BI__builtin_HEXAGON_V6_valignbi_128B, "v60,v62,v65,v66" },
2088  { Hexagon::BI__builtin_HEXAGON_V6_vand, "v60,v62,v65,v66" },
2089  { Hexagon::BI__builtin_HEXAGON_V6_vand_128B, "v60,v62,v65,v66" },
2090  { Hexagon::BI__builtin_HEXAGON_V6_vandnqrt, "v62,v65,v66" },
2091  { Hexagon::BI__builtin_HEXAGON_V6_vandnqrt_128B, "v62,v65,v66" },
2092  { Hexagon::BI__builtin_HEXAGON_V6_vandnqrt_acc, "v62,v65,v66" },
2093  { Hexagon::BI__builtin_HEXAGON_V6_vandnqrt_acc_128B, "v62,v65,v66" },
2094  { Hexagon::BI__builtin_HEXAGON_V6_vandqrt, "v60,v62,v65,v66" },
2095  { Hexagon::BI__builtin_HEXAGON_V6_vandqrt_128B, "v60,v62,v65,v66" },
2096  { Hexagon::BI__builtin_HEXAGON_V6_vandqrt_acc, "v60,v62,v65,v66" },
2097  { Hexagon::BI__builtin_HEXAGON_V6_vandqrt_acc_128B, "v60,v62,v65,v66" },
2098  { Hexagon::BI__builtin_HEXAGON_V6_vandvnqv, "v62,v65,v66" },
2099  { Hexagon::BI__builtin_HEXAGON_V6_vandvnqv_128B, "v62,v65,v66" },
2100  { Hexagon::BI__builtin_HEXAGON_V6_vandvqv, "v62,v65,v66" },
2101  { Hexagon::BI__builtin_HEXAGON_V6_vandvqv_128B, "v62,v65,v66" },
2102  { Hexagon::BI__builtin_HEXAGON_V6_vandvrt, "v60,v62,v65,v66" },
2103  { Hexagon::BI__builtin_HEXAGON_V6_vandvrt_128B, "v60,v62,v65,v66" },
2104  { Hexagon::BI__builtin_HEXAGON_V6_vandvrt_acc, "v60,v62,v65,v66" },
2105  { Hexagon::BI__builtin_HEXAGON_V6_vandvrt_acc_128B, "v60,v62,v65,v66" },
2106  { Hexagon::BI__builtin_HEXAGON_V6_vaslh, "v60,v62,v65,v66" },
2107  { Hexagon::BI__builtin_HEXAGON_V6_vaslh_128B, "v60,v62,v65,v66" },
2108  { Hexagon::BI__builtin_HEXAGON_V6_vaslh_acc, "v65,v66" },
2109  { Hexagon::BI__builtin_HEXAGON_V6_vaslh_acc_128B, "v65,v66" },
2110  { Hexagon::BI__builtin_HEXAGON_V6_vaslhv, "v60,v62,v65,v66" },
2111  { Hexagon::BI__builtin_HEXAGON_V6_vaslhv_128B, "v60,v62,v65,v66" },
2112  { Hexagon::BI__builtin_HEXAGON_V6_vaslw, "v60,v62,v65,v66" },
2113  { Hexagon::BI__builtin_HEXAGON_V6_vaslw_128B, "v60,v62,v65,v66" },
2114  { Hexagon::BI__builtin_HEXAGON_V6_vaslw_acc, "v60,v62,v65,v66" },
2115  { Hexagon::BI__builtin_HEXAGON_V6_vaslw_acc_128B, "v60,v62,v65,v66" },
2116  { Hexagon::BI__builtin_HEXAGON_V6_vaslwv, "v60,v62,v65,v66" },
2117  { Hexagon::BI__builtin_HEXAGON_V6_vaslwv_128B, "v60,v62,v65,v66" },
2118  { Hexagon::BI__builtin_HEXAGON_V6_vasrh, "v60,v62,v65,v66" },
2119  { Hexagon::BI__builtin_HEXAGON_V6_vasrh_128B, "v60,v62,v65,v66" },
2120  { Hexagon::BI__builtin_HEXAGON_V6_vasrh_acc, "v65,v66" },
2121  { Hexagon::BI__builtin_HEXAGON_V6_vasrh_acc_128B, "v65,v66" },
2122  { Hexagon::BI__builtin_HEXAGON_V6_vasrhbrndsat, "v60,v62,v65,v66" },
2123  { Hexagon::BI__builtin_HEXAGON_V6_vasrhbrndsat_128B, "v60,v62,v65,v66" },
2124  { Hexagon::BI__builtin_HEXAGON_V6_vasrhbsat, "v62,v65,v66" },
2125  { Hexagon::BI__builtin_HEXAGON_V6_vasrhbsat_128B, "v62,v65,v66" },
2126  { Hexagon::BI__builtin_HEXAGON_V6_vasrhubrndsat, "v60,v62,v65,v66" },
2127  { Hexagon::BI__builtin_HEXAGON_V6_vasrhubrndsat_128B, "v60,v62,v65,v66" },
2128  { Hexagon::BI__builtin_HEXAGON_V6_vasrhubsat, "v60,v62,v65,v66" },
2129  { Hexagon::BI__builtin_HEXAGON_V6_vasrhubsat_128B, "v60,v62,v65,v66" },
2130  { Hexagon::BI__builtin_HEXAGON_V6_vasrhv, "v60,v62,v65,v66" },
2131  { Hexagon::BI__builtin_HEXAGON_V6_vasrhv_128B, "v60,v62,v65,v66" },
2132  { Hexagon::BI__builtin_HEXAGON_V6_vasr_into, "v66" },
2133  { Hexagon::BI__builtin_HEXAGON_V6_vasr_into_128B, "v66" },
2134  { Hexagon::BI__builtin_HEXAGON_V6_vasruhubrndsat, "v65,v66" },
2135  { Hexagon::BI__builtin_HEXAGON_V6_vasruhubrndsat_128B, "v65,v66" },
2136  { Hexagon::BI__builtin_HEXAGON_V6_vasruhubsat, "v65,v66" },
2137  { Hexagon::BI__builtin_HEXAGON_V6_vasruhubsat_128B, "v65,v66" },
2138  { Hexagon::BI__builtin_HEXAGON_V6_vasruwuhrndsat, "v62,v65,v66" },
2139  { Hexagon::BI__builtin_HEXAGON_V6_vasruwuhrndsat_128B, "v62,v65,v66" },
2140  { Hexagon::BI__builtin_HEXAGON_V6_vasruwuhsat, "v65,v66" },
2141  { Hexagon::BI__builtin_HEXAGON_V6_vasruwuhsat_128B, "v65,v66" },
2142  { Hexagon::BI__builtin_HEXAGON_V6_vasrw, "v60,v62,v65,v66" },
2143  { Hexagon::BI__builtin_HEXAGON_V6_vasrw_128B, "v60,v62,v65,v66" },
2144  { Hexagon::BI__builtin_HEXAGON_V6_vasrw_acc, "v60,v62,v65,v66" },
2145  { Hexagon::BI__builtin_HEXAGON_V6_vasrw_acc_128B, "v60,v62,v65,v66" },
2146  { Hexagon::BI__builtin_HEXAGON_V6_vasrwh, "v60,v62,v65,v66" },
2147  { Hexagon::BI__builtin_HEXAGON_V6_vasrwh_128B, "v60,v62,v65,v66" },
2148  { Hexagon::BI__builtin_HEXAGON_V6_vasrwhrndsat, "v60,v62,v65,v66" },
2149  { Hexagon::BI__builtin_HEXAGON_V6_vasrwhrndsat_128B, "v60,v62,v65,v66" },
2150  { Hexagon::BI__builtin_HEXAGON_V6_vasrwhsat, "v60,v62,v65,v66" },
2151  { Hexagon::BI__builtin_HEXAGON_V6_vasrwhsat_128B, "v60,v62,v65,v66" },
2152  { Hexagon::BI__builtin_HEXAGON_V6_vasrwuhrndsat, "v62,v65,v66" },
2153  { Hexagon::BI__builtin_HEXAGON_V6_vasrwuhrndsat_128B, "v62,v65,v66" },
2154  { Hexagon::BI__builtin_HEXAGON_V6_vasrwuhsat, "v60,v62,v65,v66" },
2155  { Hexagon::BI__builtin_HEXAGON_V6_vasrwuhsat_128B, "v60,v62,v65,v66" },
2156  { Hexagon::BI__builtin_HEXAGON_V6_vasrwv, "v60,v62,v65,v66" },
2157  { Hexagon::BI__builtin_HEXAGON_V6_vasrwv_128B, "v60,v62,v65,v66" },
2158  { Hexagon::BI__builtin_HEXAGON_V6_vassign, "v60,v62,v65,v66" },
2159  { Hexagon::BI__builtin_HEXAGON_V6_vassign_128B, "v60,v62,v65,v66" },
2160  { Hexagon::BI__builtin_HEXAGON_V6_vassignp, "v60,v62,v65,v66" },
2161  { Hexagon::BI__builtin_HEXAGON_V6_vassignp_128B, "v60,v62,v65,v66" },
2162  { Hexagon::BI__builtin_HEXAGON_V6_vavgb, "v65,v66" },
2163  { Hexagon::BI__builtin_HEXAGON_V6_vavgb_128B, "v65,v66" },
2164  { Hexagon::BI__builtin_HEXAGON_V6_vavgbrnd, "v65,v66" },
2165  { Hexagon::BI__builtin_HEXAGON_V6_vavgbrnd_128B, "v65,v66" },
2166  { Hexagon::BI__builtin_HEXAGON_V6_vavgh, "v60,v62,v65,v66" },
2167  { Hexagon::BI__builtin_HEXAGON_V6_vavgh_128B, "v60,v62,v65,v66" },
2168  { Hexagon::BI__builtin_HEXAGON_V6_vavghrnd, "v60,v62,v65,v66" },
2169  { Hexagon::BI__builtin_HEXAGON_V6_vavghrnd_128B, "v60,v62,v65,v66" },
2170  { Hexagon::BI__builtin_HEXAGON_V6_vavgub, "v60,v62,v65,v66" },
2171  { Hexagon::BI__builtin_HEXAGON_V6_vavgub_128B, "v60,v62,v65,v66" },
2172  { Hexagon::BI__builtin_HEXAGON_V6_vavgubrnd, "v60,v62,v65,v66" },
2173  { Hexagon::BI__builtin_HEXAGON_V6_vavgubrnd_128B, "v60,v62,v65,v66" },
2174  { Hexagon::BI__builtin_HEXAGON_V6_vavguh, "v60,v62,v65,v66" },
2175  { Hexagon::BI__builtin_HEXAGON_V6_vavguh_128B, "v60,v62,v65,v66" },
2176  { Hexagon::BI__builtin_HEXAGON_V6_vavguhrnd, "v60,v62,v65,v66" },
2177  { Hexagon::BI__builtin_HEXAGON_V6_vavguhrnd_128B, "v60,v62,v65,v66" },
2178  { Hexagon::BI__builtin_HEXAGON_V6_vavguw, "v65,v66" },
2179  { Hexagon::BI__builtin_HEXAGON_V6_vavguw_128B, "v65,v66" },
2180  { Hexagon::BI__builtin_HEXAGON_V6_vavguwrnd, "v65,v66" },
2181  { Hexagon::BI__builtin_HEXAGON_V6_vavguwrnd_128B, "v65,v66" },
2182  { Hexagon::BI__builtin_HEXAGON_V6_vavgw, "v60,v62,v65,v66" },
2183  { Hexagon::BI__builtin_HEXAGON_V6_vavgw_128B, "v60,v62,v65,v66" },
2184  { Hexagon::BI__builtin_HEXAGON_V6_vavgwrnd, "v60,v62,v65,v66" },
2185  { Hexagon::BI__builtin_HEXAGON_V6_vavgwrnd_128B, "v60,v62,v65,v66" },
2186  { Hexagon::BI__builtin_HEXAGON_V6_vcl0h, "v60,v62,v65,v66" },
2187  { Hexagon::BI__builtin_HEXAGON_V6_vcl0h_128B, "v60,v62,v65,v66" },
2188  { Hexagon::BI__builtin_HEXAGON_V6_vcl0w, "v60,v62,v65,v66" },
2189  { Hexagon::BI__builtin_HEXAGON_V6_vcl0w_128B, "v60,v62,v65,v66" },
2190  { Hexagon::BI__builtin_HEXAGON_V6_vcombine, "v60,v62,v65,v66" },
2191  { Hexagon::BI__builtin_HEXAGON_V6_vcombine_128B, "v60,v62,v65,v66" },
2192  { Hexagon::BI__builtin_HEXAGON_V6_vd0, "v60,v62,v65,v66" },
2193  { Hexagon::BI__builtin_HEXAGON_V6_vd0_128B, "v60,v62,v65,v66" },
2194  { Hexagon::BI__builtin_HEXAGON_V6_vdd0, "v65,v66" },
2195  { Hexagon::BI__builtin_HEXAGON_V6_vdd0_128B, "v65,v66" },
2196  { Hexagon::BI__builtin_HEXAGON_V6_vdealb, "v60,v62,v65,v66" },
2197  { Hexagon::BI__builtin_HEXAGON_V6_vdealb_128B, "v60,v62,v65,v66" },
2198  { Hexagon::BI__builtin_HEXAGON_V6_vdealb4w, "v60,v62,v65,v66" },
2199  { Hexagon::BI__builtin_HEXAGON_V6_vdealb4w_128B, "v60,v62,v65,v66" },
2200  { Hexagon::BI__builtin_HEXAGON_V6_vdealh, "v60,v62,v65,v66" },
2201  { Hexagon::BI__builtin_HEXAGON_V6_vdealh_128B, "v60,v62,v65,v66" },
2202  { Hexagon::BI__builtin_HEXAGON_V6_vdealvdd, "v60,v62,v65,v66" },
2203  { Hexagon::BI__builtin_HEXAGON_V6_vdealvdd_128B, "v60,v62,v65,v66" },
2204  { Hexagon::BI__builtin_HEXAGON_V6_vdelta, "v60,v62,v65,v66" },
2205  { Hexagon::BI__builtin_HEXAGON_V6_vdelta_128B, "v60,v62,v65,v66" },
2206  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus, "v60,v62,v65,v66" },
2207  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_128B, "v60,v62,v65,v66" },
2208  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_acc, "v60,v62,v65,v66" },
2209  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_acc_128B, "v60,v62,v65,v66" },
2210  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_dv, "v60,v62,v65,v66" },
2211  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_dv_128B, "v60,v62,v65,v66" },
2212  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_dv_acc, "v60,v62,v65,v66" },
2213  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_dv_acc_128B, "v60,v62,v65,v66" },
2214  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb, "v60,v62,v65,v66" },
2215  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_128B, "v60,v62,v65,v66" },
2216  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_acc, "v60,v62,v65,v66" },
2217  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_acc_128B, "v60,v62,v65,v66" },
2218  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_dv, "v60,v62,v65,v66" },
2219  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_dv_128B, "v60,v62,v65,v66" },
2220  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_dv_acc, "v60,v62,v65,v66" },
2221  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_dv_acc_128B, "v60,v62,v65,v66" },
2222  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhisat, "v60,v62,v65,v66" },
2223  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhisat_128B, "v60,v62,v65,v66" },
2224  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhisat_acc, "v60,v62,v65,v66" },
2225  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhisat_acc_128B, "v60,v62,v65,v66" },
2226  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsat, "v60,v62,v65,v66" },
2227  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsat_128B, "v60,v62,v65,v66" },
2228  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsat_acc, "v60,v62,v65,v66" },
2229  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsat_acc_128B, "v60,v62,v65,v66" },
2230  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsuisat, "v60,v62,v65,v66" },
2231  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsuisat_128B, "v60,v62,v65,v66" },
2232  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsuisat_acc, "v60,v62,v65,v66" },
2233  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsuisat_acc_128B, "v60,v62,v65,v66" },
2234  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsusat, "v60,v62,v65,v66" },
2235  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsusat_128B, "v60,v62,v65,v66" },
2236  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsusat_acc, "v60,v62,v65,v66" },
2237  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsusat_acc_128B, "v60,v62,v65,v66" },
2238  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhvsat, "v60,v62,v65,v66" },
2239  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhvsat_128B, "v60,v62,v65,v66" },
2240  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhvsat_acc, "v60,v62,v65,v66" },
2241  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhvsat_acc_128B, "v60,v62,v65,v66" },
2242  { Hexagon::BI__builtin_HEXAGON_V6_vdsaduh, "v60,v62,v65,v66" },
2243  { Hexagon::BI__builtin_HEXAGON_V6_vdsaduh_128B, "v60,v62,v65,v66" },
2244  { Hexagon::BI__builtin_HEXAGON_V6_vdsaduh_acc, "v60,v62,v65,v66" },
2245  { Hexagon::BI__builtin_HEXAGON_V6_vdsaduh_acc_128B, "v60,v62,v65,v66" },
2246  { Hexagon::BI__builtin_HEXAGON_V6_veqb, "v60,v62,v65,v66" },
2247  { Hexagon::BI__builtin_HEXAGON_V6_veqb_128B, "v60,v62,v65,v66" },
2248  { Hexagon::BI__builtin_HEXAGON_V6_veqb_and, "v60,v62,v65,v66" },
2249  { Hexagon::BI__builtin_HEXAGON_V6_veqb_and_128B, "v60,v62,v65,v66" },
2250  { Hexagon::BI__builtin_HEXAGON_V6_veqb_or, "v60,v62,v65,v66" },
2251  { Hexagon::BI__builtin_HEXAGON_V6_veqb_or_128B, "v60,v62,v65,v66" },
2252  { Hexagon::BI__builtin_HEXAGON_V6_veqb_xor, "v60,v62,v65,v66" },
2253  { Hexagon::BI__builtin_HEXAGON_V6_veqb_xor_128B, "v60,v62,v65,v66" },
2254  { Hexagon::BI__builtin_HEXAGON_V6_veqh, "v60,v62,v65,v66" },
2255  { Hexagon::BI__builtin_HEXAGON_V6_veqh_128B, "v60,v62,v65,v66" },
2256  { Hexagon::BI__builtin_HEXAGON_V6_veqh_and, "v60,v62,v65,v66" },
2257  { Hexagon::BI__builtin_HEXAGON_V6_veqh_and_128B, "v60,v62,v65,v66" },
2258  { Hexagon::BI__builtin_HEXAGON_V6_veqh_or, "v60,v62,v65,v66" },
2259  { Hexagon::BI__builtin_HEXAGON_V6_veqh_or_128B, "v60,v62,v65,v66" },
2260  { Hexagon::BI__builtin_HEXAGON_V6_veqh_xor, "v60,v62,v65,v66" },
2261  { Hexagon::BI__builtin_HEXAGON_V6_veqh_xor_128B, "v60,v62,v65,v66" },
2262  { Hexagon::BI__builtin_HEXAGON_V6_veqw, "v60,v62,v65,v66" },
2263  { Hexagon::BI__builtin_HEXAGON_V6_veqw_128B, "v60,v62,v65,v66" },
2264  { Hexagon::BI__builtin_HEXAGON_V6_veqw_and, "v60,v62,v65,v66" },
2265  { Hexagon::BI__builtin_HEXAGON_V6_veqw_and_128B, "v60,v62,v65,v66" },
2266  { Hexagon::BI__builtin_HEXAGON_V6_veqw_or, "v60,v62,v65,v66" },
2267  { Hexagon::BI__builtin_HEXAGON_V6_veqw_or_128B, "v60,v62,v65,v66" },
2268  { Hexagon::BI__builtin_HEXAGON_V6_veqw_xor, "v60,v62,v65,v66" },
2269  { Hexagon::BI__builtin_HEXAGON_V6_veqw_xor_128B, "v60,v62,v65,v66" },
2270  { Hexagon::BI__builtin_HEXAGON_V6_vgtb, "v60,v62,v65,v66" },
2271  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_128B, "v60,v62,v65,v66" },
2272  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_and, "v60,v62,v65,v66" },
2273  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_and_128B, "v60,v62,v65,v66" },
2274  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_or, "v60,v62,v65,v66" },
2275  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_or_128B, "v60,v62,v65,v66" },
2276  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_xor, "v60,v62,v65,v66" },
2277  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_xor_128B, "v60,v62,v65,v66" },
2278  { Hexagon::BI__builtin_HEXAGON_V6_vgth, "v60,v62,v65,v66" },
2279  { Hexagon::BI__builtin_HEXAGON_V6_vgth_128B, "v60,v62,v65,v66" },
2280  { Hexagon::BI__builtin_HEXAGON_V6_vgth_and, "v60,v62,v65,v66" },
2281  { Hexagon::BI__builtin_HEXAGON_V6_vgth_and_128B, "v60,v62,v65,v66" },
2282  { Hexagon::BI__builtin_HEXAGON_V6_vgth_or, "v60,v62,v65,v66" },
2283  { Hexagon::BI__builtin_HEXAGON_V6_vgth_or_128B, "v60,v62,v65,v66" },
2284  { Hexagon::BI__builtin_HEXAGON_V6_vgth_xor, "v60,v62,v65,v66" },
2285  { Hexagon::BI__builtin_HEXAGON_V6_vgth_xor_128B, "v60,v62,v65,v66" },
2286  { Hexagon::BI__builtin_HEXAGON_V6_vgtub, "v60,v62,v65,v66" },
2287  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_128B, "v60,v62,v65,v66" },
2288  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_and, "v60,v62,v65,v66" },
2289  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_and_128B, "v60,v62,v65,v66" },
2290  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_or, "v60,v62,v65,v66" },
2291  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_or_128B, "v60,v62,v65,v66" },
2292  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_xor, "v60,v62,v65,v66" },
2293  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_xor_128B, "v60,v62,v65,v66" },
2294  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh, "v60,v62,v65,v66" },
2295  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_128B, "v60,v62,v65,v66" },
2296  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_and, "v60,v62,v65,v66" },
2297  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_and_128B, "v60,v62,v65,v66" },
2298  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_or, "v60,v62,v65,v66" },
2299  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_or_128B, "v60,v62,v65,v66" },
2300  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_xor, "v60,v62,v65,v66" },
2301  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_xor_128B, "v60,v62,v65,v66" },
2302  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw, "v60,v62,v65,v66" },
2303  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_128B, "v60,v62,v65,v66" },
2304  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_and, "v60,v62,v65,v66" },
2305  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_and_128B, "v60,v62,v65,v66" },
2306  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_or, "v60,v62,v65,v66" },
2307  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_or_128B, "v60,v62,v65,v66" },
2308  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_xor, "v60,v62,v65,v66" },
2309  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_xor_128B, "v60,v62,v65,v66" },
2310  { Hexagon::BI__builtin_HEXAGON_V6_vgtw, "v60,v62,v65,v66" },
2311  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_128B, "v60,v62,v65,v66" },
2312  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_and, "v60,v62,v65,v66" },
2313  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_and_128B, "v60,v62,v65,v66" },
2314  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_or, "v60,v62,v65,v66" },
2315  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_or_128B, "v60,v62,v65,v66" },
2316  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_xor, "v60,v62,v65,v66" },
2317  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_xor_128B, "v60,v62,v65,v66" },
2318  { Hexagon::BI__builtin_HEXAGON_V6_vinsertwr, "v60,v62,v65,v66" },
2319  { Hexagon::BI__builtin_HEXAGON_V6_vinsertwr_128B, "v60,v62,v65,v66" },
2320  { Hexagon::BI__builtin_HEXAGON_V6_vlalignb, "v60,v62,v65,v66" },
2321  { Hexagon::BI__builtin_HEXAGON_V6_vlalignb_128B, "v60,v62,v65,v66" },
2322  { Hexagon::BI__builtin_HEXAGON_V6_vlalignbi, "v60,v62,v65,v66" },
2323  { Hexagon::BI__builtin_HEXAGON_V6_vlalignbi_128B, "v60,v62,v65,v66" },
2324  { Hexagon::BI__builtin_HEXAGON_V6_vlsrb, "v62,v65,v66" },
2325  { Hexagon::BI__builtin_HEXAGON_V6_vlsrb_128B, "v62,v65,v66" },
2326  { Hexagon::BI__builtin_HEXAGON_V6_vlsrh, "v60,v62,v65,v66" },
2327  { Hexagon::BI__builtin_HEXAGON_V6_vlsrh_128B, "v60,v62,v65,v66" },
2328  { Hexagon::BI__builtin_HEXAGON_V6_vlsrhv, "v60,v62,v65,v66" },
2329  { Hexagon::BI__builtin_HEXAGON_V6_vlsrhv_128B, "v60,v62,v65,v66" },
2330  { Hexagon::BI__builtin_HEXAGON_V6_vlsrw, "v60,v62,v65,v66" },
2331  { Hexagon::BI__builtin_HEXAGON_V6_vlsrw_128B, "v60,v62,v65,v66" },
2332  { Hexagon::BI__builtin_HEXAGON_V6_vlsrwv, "v60,v62,v65,v66" },
2333  { Hexagon::BI__builtin_HEXAGON_V6_vlsrwv_128B, "v60,v62,v65,v66" },
2334  { Hexagon::BI__builtin_HEXAGON_V6_vlut4, "v65,v66" },
2335  { Hexagon::BI__builtin_HEXAGON_V6_vlut4_128B, "v65,v66" },
2336  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb, "v60,v62,v65,v66" },
2337  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_128B, "v60,v62,v65,v66" },
2338  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvbi, "v62,v65,v66" },
2339  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvbi_128B, "v62,v65,v66" },
2340  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_nm, "v62,v65,v66" },
2341  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_nm_128B, "v62,v65,v66" },
2342  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_oracc, "v60,v62,v65,v66" },
2343  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_oracc_128B, "v60,v62,v65,v66" },
2344  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_oracci, "v62,v65,v66" },
2345  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_oracci_128B, "v62,v65,v66" },
2346  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh, "v60,v62,v65,v66" },
2347  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_128B, "v60,v62,v65,v66" },
2348  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwhi, "v62,v65,v66" },
2349  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwhi_128B, "v62,v65,v66" },
2350  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_nm, "v62,v65,v66" },
2351  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_nm_128B, "v62,v65,v66" },
2352  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_oracc, "v60,v62,v65,v66" },
2353  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_oracc_128B, "v60,v62,v65,v66" },
2354  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_oracci, "v62,v65,v66" },
2355  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_oracci_128B, "v62,v65,v66" },
2356  { Hexagon::BI__builtin_HEXAGON_V6_vmaxb, "v62,v65,v66" },
2357  { Hexagon::BI__builtin_HEXAGON_V6_vmaxb_128B, "v62,v65,v66" },
2358  { Hexagon::BI__builtin_HEXAGON_V6_vmaxh, "v60,v62,v65,v66" },
2359  { Hexagon::BI__builtin_HEXAGON_V6_vmaxh_128B, "v60,v62,v65,v66" },
2360  { Hexagon::BI__builtin_HEXAGON_V6_vmaxub, "v60,v62,v65,v66" },
2361  { Hexagon::BI__builtin_HEXAGON_V6_vmaxub_128B, "v60,v62,v65,v66" },
2362  { Hexagon::BI__builtin_HEXAGON_V6_vmaxuh, "v60,v62,v65,v66" },
2363  { Hexagon::BI__builtin_HEXAGON_V6_vmaxuh_128B, "v60,v62,v65,v66" },
2364  { Hexagon::BI__builtin_HEXAGON_V6_vmaxw, "v60,v62,v65,v66" },
2365  { Hexagon::BI__builtin_HEXAGON_V6_vmaxw_128B, "v60,v62,v65,v66" },
2366  { Hexagon::BI__builtin_HEXAGON_V6_vminb, "v62,v65,v66" },
2367  { Hexagon::BI__builtin_HEXAGON_V6_vminb_128B, "v62,v65,v66" },
2368  { Hexagon::BI__builtin_HEXAGON_V6_vminh, "v60,v62,v65,v66" },
2369  { Hexagon::BI__builtin_HEXAGON_V6_vminh_128B, "v60,v62,v65,v66" },
2370  { Hexagon::BI__builtin_HEXAGON_V6_vminub, "v60,v62,v65,v66" },
2371  { Hexagon::BI__builtin_HEXAGON_V6_vminub_128B, "v60,v62,v65,v66" },
2372  { Hexagon::BI__builtin_HEXAGON_V6_vminuh, "v60,v62,v65,v66" },
2373  { Hexagon::BI__builtin_HEXAGON_V6_vminuh_128B, "v60,v62,v65,v66" },
2374  { Hexagon::BI__builtin_HEXAGON_V6_vminw, "v60,v62,v65,v66" },
2375  { Hexagon::BI__builtin_HEXAGON_V6_vminw_128B, "v60,v62,v65,v66" },
2376  { Hexagon::BI__builtin_HEXAGON_V6_vmpabus, "v60,v62,v65,v66" },
2377  { Hexagon::BI__builtin_HEXAGON_V6_vmpabus_128B, "v60,v62,v65,v66" },
2378  { Hexagon::BI__builtin_HEXAGON_V6_vmpabus_acc, "v60,v62,v65,v66" },
2379  { Hexagon::BI__builtin_HEXAGON_V6_vmpabus_acc_128B, "v60,v62,v65,v66" },
2380  { Hexagon::BI__builtin_HEXAGON_V6_vmpabusv, "v60,v62,v65,v66" },
2381  { Hexagon::BI__builtin_HEXAGON_V6_vmpabusv_128B, "v60,v62,v65,v66" },
2382  { Hexagon::BI__builtin_HEXAGON_V6_vmpabuu, "v65,v66" },
2383  { Hexagon::BI__builtin_HEXAGON_V6_vmpabuu_128B, "v65,v66" },
2384  { Hexagon::BI__builtin_HEXAGON_V6_vmpabuu_acc, "v65,v66" },
2385  { Hexagon::BI__builtin_HEXAGON_V6_vmpabuu_acc_128B, "v65,v66" },
2386  { Hexagon::BI__builtin_HEXAGON_V6_vmpabuuv, "v60,v62,v65,v66" },
2387  { Hexagon::BI__builtin_HEXAGON_V6_vmpabuuv_128B, "v60,v62,v65,v66" },
2388  { Hexagon::BI__builtin_HEXAGON_V6_vmpahb, "v60,v62,v65,v66" },
2389  { Hexagon::BI__builtin_HEXAGON_V6_vmpahb_128B, "v60,v62,v65,v66" },
2390  { Hexagon::BI__builtin_HEXAGON_V6_vmpahb_acc, "v60,v62,v65,v66" },
2391  { Hexagon::BI__builtin_HEXAGON_V6_vmpahb_acc_128B, "v60,v62,v65,v66" },
2392  { Hexagon::BI__builtin_HEXAGON_V6_vmpahhsat, "v65,v66" },
2393  { Hexagon::BI__builtin_HEXAGON_V6_vmpahhsat_128B, "v65,v66" },
2394  { Hexagon::BI__builtin_HEXAGON_V6_vmpauhb, "v62,v65,v66" },
2395  { Hexagon::BI__builtin_HEXAGON_V6_vmpauhb_128B, "v62,v65,v66" },
2396  { Hexagon::BI__builtin_HEXAGON_V6_vmpauhb_acc, "v62,v65,v66" },
2397  { Hexagon::BI__builtin_HEXAGON_V6_vmpauhb_acc_128B, "v62,v65,v66" },
2398  { Hexagon::BI__builtin_HEXAGON_V6_vmpauhuhsat, "v65,v66" },
2399  { Hexagon::BI__builtin_HEXAGON_V6_vmpauhuhsat_128B, "v65,v66" },
2400  { Hexagon::BI__builtin_HEXAGON_V6_vmpsuhuhsat, "v65,v66" },
2401  { Hexagon::BI__builtin_HEXAGON_V6_vmpsuhuhsat_128B, "v65,v66" },
2402  { Hexagon::BI__builtin_HEXAGON_V6_vmpybus, "v60,v62,v65,v66" },
2403  { Hexagon::BI__builtin_HEXAGON_V6_vmpybus_128B, "v60,v62,v65,v66" },
2404  { Hexagon::BI__builtin_HEXAGON_V6_vmpybus_acc, "v60,v62,v65,v66" },
2405  { Hexagon::BI__builtin_HEXAGON_V6_vmpybus_acc_128B, "v60,v62,v65,v66" },
2406  { Hexagon::BI__builtin_HEXAGON_V6_vmpybusv, "v60,v62,v65,v66" },
2407  { Hexagon::BI__builtin_HEXAGON_V6_vmpybusv_128B, "v60,v62,v65,v66" },
2408  { Hexagon::BI__builtin_HEXAGON_V6_vmpybusv_acc, "v60,v62,v65,v66" },
2409  { Hexagon::BI__builtin_HEXAGON_V6_vmpybusv_acc_128B, "v60,v62,v65,v66" },
2410  { Hexagon::BI__builtin_HEXAGON_V6_vmpybv, "v60,v62,v65,v66" },
2411  { Hexagon::BI__builtin_HEXAGON_V6_vmpybv_128B, "v60,v62,v65,v66" },
2412  { Hexagon::BI__builtin_HEXAGON_V6_vmpybv_acc, "v60,v62,v65,v66" },
2413  { Hexagon::BI__builtin_HEXAGON_V6_vmpybv_acc_128B, "v60,v62,v65,v66" },
2414  { Hexagon::BI__builtin_HEXAGON_V6_vmpyewuh, "v60,v62,v65,v66" },
2415  { Hexagon::BI__builtin_HEXAGON_V6_vmpyewuh_128B, "v60,v62,v65,v66" },
2416  { Hexagon::BI__builtin_HEXAGON_V6_vmpyewuh_64, "v62,v65,v66" },
2417  { Hexagon::BI__builtin_HEXAGON_V6_vmpyewuh_64_128B, "v62,v65,v66" },
2418  { Hexagon::BI__builtin_HEXAGON_V6_vmpyh, "v60,v62,v65,v66" },
2419  { Hexagon::BI__builtin_HEXAGON_V6_vmpyh_128B, "v60,v62,v65,v66" },
2420  { Hexagon::BI__builtin_HEXAGON_V6_vmpyh_acc, "v65,v66" },
2421  { Hexagon::BI__builtin_HEXAGON_V6_vmpyh_acc_128B, "v65,v66" },
2422  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhsat_acc, "v60,v62,v65,v66" },
2423  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhsat_acc_128B, "v60,v62,v65,v66" },
2424  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhsrs, "v60,v62,v65,v66" },
2425  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhsrs_128B, "v60,v62,v65,v66" },
2426  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhss, "v60,v62,v65,v66" },
2427  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhss_128B, "v60,v62,v65,v66" },
2428  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhus, "v60,v62,v65,v66" },
2429  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhus_128B, "v60,v62,v65,v66" },
2430  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhus_acc, "v60,v62,v65,v66" },
2431  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhus_acc_128B, "v60,v62,v65,v66" },
2432  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhv, "v60,v62,v65,v66" },
2433  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhv_128B, "v60,v62,v65,v66" },
2434  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhv_acc, "v60,v62,v65,v66" },
2435  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhv_acc_128B, "v60,v62,v65,v66" },
2436  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhvsrs, "v60,v62,v65,v66" },
2437  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhvsrs_128B, "v60,v62,v65,v66" },
2438  { Hexagon::BI__builtin_HEXAGON_V6_vmpyieoh, "v60,v62,v65,v66" },
2439  { Hexagon::BI__builtin_HEXAGON_V6_vmpyieoh_128B, "v60,v62,v65,v66" },
2440  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiewh_acc, "v60,v62,v65,v66" },
2441  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiewh_acc_128B, "v60,v62,v65,v66" },
2442  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiewuh, "v60,v62,v65,v66" },
2443  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiewuh_128B, "v60,v62,v65,v66" },
2444  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiewuh_acc, "v60,v62,v65,v66" },
2445  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiewuh_acc_128B, "v60,v62,v65,v66" },
2446  { Hexagon::BI__builtin_HEXAGON_V6_vmpyih, "v60,v62,v65,v66" },
2447  { Hexagon::BI__builtin_HEXAGON_V6_vmpyih_128B, "v60,v62,v65,v66" },
2448  { Hexagon::BI__builtin_HEXAGON_V6_vmpyih_acc, "v60,v62,v65,v66" },
2449  { Hexagon::BI__builtin_HEXAGON_V6_vmpyih_acc_128B, "v60,v62,v65,v66" },
2450  { Hexagon::BI__builtin_HEXAGON_V6_vmpyihb, "v60,v62,v65,v66" },
2451  { Hexagon::BI__builtin_HEXAGON_V6_vmpyihb_128B, "v60,v62,v65,v66" },
2452  { Hexagon::BI__builtin_HEXAGON_V6_vmpyihb_acc, "v60,v62,v65,v66" },
2453  { Hexagon::BI__builtin_HEXAGON_V6_vmpyihb_acc_128B, "v60,v62,v65,v66" },
2454  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiowh, "v60,v62,v65,v66" },
2455  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiowh_128B, "v60,v62,v65,v66" },
2456  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwb, "v60,v62,v65,v66" },
2457  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwb_128B, "v60,v62,v65,v66" },
2458  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwb_acc, "v60,v62,v65,v66" },
2459  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwb_acc_128B, "v60,v62,v65,v66" },
2460  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwh, "v60,v62,v65,v66" },
2461  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwh_128B, "v60,v62,v65,v66" },
2462  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwh_acc, "v60,v62,v65,v66" },
2463  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwh_acc_128B, "v60,v62,v65,v66" },
2464  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwub, "v62,v65,v66" },
2465  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwub_128B, "v62,v65,v66" },
2466  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwub_acc, "v62,v65,v66" },
2467  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwub_acc_128B, "v62,v65,v66" },
2468  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh, "v60,v62,v65,v66" },
2469  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_128B, "v60,v62,v65,v66" },
2470  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_64_acc, "v62,v65,v66" },
2471  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_64_acc_128B, "v62,v65,v66" },
2472  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_rnd, "v60,v62,v65,v66" },
2473  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_rnd_128B, "v60,v62,v65,v66" },
2474  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_rnd_sacc, "v60,v62,v65,v66" },
2475  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_rnd_sacc_128B, "v60,v62,v65,v66" },
2476  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_sacc, "v60,v62,v65,v66" },
2477  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_sacc_128B, "v60,v62,v65,v66" },
2478  { Hexagon::BI__builtin_HEXAGON_V6_vmpyub, "v60,v62,v65,v66" },
2479  { Hexagon::BI__builtin_HEXAGON_V6_vmpyub_128B, "v60,v62,v65,v66" },
2480  { Hexagon::BI__builtin_HEXAGON_V6_vmpyub_acc, "v60,v62,v65,v66" },
2481  { Hexagon::BI__builtin_HEXAGON_V6_vmpyub_acc_128B, "v60,v62,v65,v66" },
2482  { Hexagon::BI__builtin_HEXAGON_V6_vmpyubv, "v60,v62,v65,v66" },
2483  { Hexagon::BI__builtin_HEXAGON_V6_vmpyubv_128B, "v60,v62,v65,v66" },
2484  { Hexagon::BI__builtin_HEXAGON_V6_vmpyubv_acc, "v60,v62,v65,v66" },
2485  { Hexagon::BI__builtin_HEXAGON_V6_vmpyubv_acc_128B, "v60,v62,v65,v66" },
2486  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuh, "v60,v62,v65,v66" },
2487  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuh_128B, "v60,v62,v65,v66" },
2488  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuh_acc, "v60,v62,v65,v66" },
2489  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuh_acc_128B, "v60,v62,v65,v66" },
2490  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhe, "v65,v66" },
2491  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhe_128B, "v65,v66" },
2492  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhe_acc, "v65,v66" },
2493  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhe_acc_128B, "v65,v66" },
2494  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhv, "v60,v62,v65,v66" },
2495  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhv_128B, "v60,v62,v65,v66" },
2496  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhv_acc, "v60,v62,v65,v66" },
2497  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhv_acc_128B, "v60,v62,v65,v66" },
2498  { Hexagon::BI__builtin_HEXAGON_V6_vmux, "v60,v62,v65,v66" },
2499  { Hexagon::BI__builtin_HEXAGON_V6_vmux_128B, "v60,v62,v65,v66" },
2500  { Hexagon::BI__builtin_HEXAGON_V6_vnavgb, "v65,v66" },
2501  { Hexagon::BI__builtin_HEXAGON_V6_vnavgb_128B, "v65,v66" },
2502  { Hexagon::BI__builtin_HEXAGON_V6_vnavgh, "v60,v62,v65,v66" },
2503  { Hexagon::BI__builtin_HEXAGON_V6_vnavgh_128B, "v60,v62,v65,v66" },
2504  { Hexagon::BI__builtin_HEXAGON_V6_vnavgub, "v60,v62,v65,v66" },
2505  { Hexagon::BI__builtin_HEXAGON_V6_vnavgub_128B, "v60,v62,v65,v66" },
2506  { Hexagon::BI__builtin_HEXAGON_V6_vnavgw, "v60,v62,v65,v66" },
2507  { Hexagon::BI__builtin_HEXAGON_V6_vnavgw_128B, "v60,v62,v65,v66" },
2508  { Hexagon::BI__builtin_HEXAGON_V6_vnormamth, "v60,v62,v65,v66" },
2509  { Hexagon::BI__builtin_HEXAGON_V6_vnormamth_128B, "v60,v62,v65,v66" },
2510  { Hexagon::BI__builtin_HEXAGON_V6_vnormamtw, "v60,v62,v65,v66" },
2511  { Hexagon::BI__builtin_HEXAGON_V6_vnormamtw_128B, "v60,v62,v65,v66" },
2512  { Hexagon::BI__builtin_HEXAGON_V6_vnot, "v60,v62,v65,v66" },
2513  { Hexagon::BI__builtin_HEXAGON_V6_vnot_128B, "v60,v62,v65,v66" },
2514  { Hexagon::BI__builtin_HEXAGON_V6_vor, "v60,v62,v65,v66" },
2515  { Hexagon::BI__builtin_HEXAGON_V6_vor_128B, "v60,v62,v65,v66" },
2516  { Hexagon::BI__builtin_HEXAGON_V6_vpackeb, "v60,v62,v65,v66" },
2517  { Hexagon::BI__builtin_HEXAGON_V6_vpackeb_128B, "v60,v62,v65,v66" },
2518  { Hexagon::BI__builtin_HEXAGON_V6_vpackeh, "v60,v62,v65,v66" },
2519  { Hexagon::BI__builtin_HEXAGON_V6_vpackeh_128B, "v60,v62,v65,v66" },
2520  { Hexagon::BI__builtin_HEXAGON_V6_vpackhb_sat, "v60,v62,v65,v66" },
2521  { Hexagon::BI__builtin_HEXAGON_V6_vpackhb_sat_128B, "v60,v62,v65,v66" },
2522  { Hexagon::BI__builtin_HEXAGON_V6_vpackhub_sat, "v60,v62,v65,v66" },
2523  { Hexagon::BI__builtin_HEXAGON_V6_vpackhub_sat_128B, "v60,v62,v65,v66" },
2524  { Hexagon::BI__builtin_HEXAGON_V6_vpackob, "v60,v62,v65,v66" },
2525  { Hexagon::BI__builtin_HEXAGON_V6_vpackob_128B, "v60,v62,v65,v66" },
2526  { Hexagon::BI__builtin_HEXAGON_V6_vpackoh, "v60,v62,v65,v66" },
2527  { Hexagon::BI__builtin_HEXAGON_V6_vpackoh_128B, "v60,v62,v65,v66" },
2528  { Hexagon::BI__builtin_HEXAGON_V6_vpackwh_sat, "v60,v62,v65,v66" },
2529  { Hexagon::BI__builtin_HEXAGON_V6_vpackwh_sat_128B, "v60,v62,v65,v66" },
2530  { Hexagon::BI__builtin_HEXAGON_V6_vpackwuh_sat, "v60,v62,v65,v66" },
2531  { Hexagon::BI__builtin_HEXAGON_V6_vpackwuh_sat_128B, "v60,v62,v65,v66" },
2532  { Hexagon::BI__builtin_HEXAGON_V6_vpopcounth, "v60,v62,v65,v66" },
2533  { Hexagon::BI__builtin_HEXAGON_V6_vpopcounth_128B, "v60,v62,v65,v66" },
2534  { Hexagon::BI__builtin_HEXAGON_V6_vprefixqb, "v65,v66" },
2535  { Hexagon::BI__builtin_HEXAGON_V6_vprefixqb_128B, "v65,v66" },
2536  { Hexagon::BI__builtin_HEXAGON_V6_vprefixqh, "v65,v66" },
2537  { Hexagon::BI__builtin_HEXAGON_V6_vprefixqh_128B, "v65,v66" },
2538  { Hexagon::BI__builtin_HEXAGON_V6_vprefixqw, "v65,v66" },
2539  { Hexagon::BI__builtin_HEXAGON_V6_vprefixqw_128B, "v65,v66" },
2540  { Hexagon::BI__builtin_HEXAGON_V6_vrdelta, "v60,v62,v65,v66" },
2541  { Hexagon::BI__builtin_HEXAGON_V6_vrdelta_128B, "v60,v62,v65,v66" },
2542  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybub_rtt, "v65" },
2543  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybub_rtt_128B, "v65" },
2544  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybub_rtt_acc, "v65" },
2545  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybub_rtt_acc_128B, "v65" },
2546  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybus, "v60,v62,v65,v66" },
2547  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybus_128B, "v60,v62,v65,v66" },
2548  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybus_acc, "v60,v62,v65,v66" },
2549  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybus_acc_128B, "v60,v62,v65,v66" },
2550  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi, "v60,v62,v65,v66" },
2551  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_128B, "v60,v62,v65,v66" },
2552  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_acc, "v60,v62,v65,v66" },
2553  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_acc_128B, "v60,v62,v65,v66" },
2554  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusv, "v60,v62,v65,v66" },
2555  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusv_128B, "v60,v62,v65,v66" },
2556  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusv_acc, "v60,v62,v65,v66" },
2557  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusv_acc_128B, "v60,v62,v65,v66" },
2558  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybv, "v60,v62,v65,v66" },
2559  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybv_128B, "v60,v62,v65,v66" },
2560  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybv_acc, "v60,v62,v65,v66" },
2561  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybv_acc_128B, "v60,v62,v65,v66" },
2562  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub, "v60,v62,v65,v66" },
2563  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_128B, "v60,v62,v65,v66" },
2564  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_acc, "v60,v62,v65,v66" },
2565  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_acc_128B, "v60,v62,v65,v66" },
2566  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi, "v60,v62,v65,v66" },
2567  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_128B, "v60,v62,v65,v66" },
2568  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_acc, "v60,v62,v65,v66" },
2569  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_acc_128B, "v60,v62,v65,v66" },
2570  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_rtt, "v65" },
2571  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_rtt_128B, "v65" },
2572  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_rtt_acc, "v65" },
2573  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_rtt_acc_128B, "v65" },
2574  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubv, "v60,v62,v65,v66" },
2575  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubv_128B, "v60,v62,v65,v66" },
2576  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubv_acc, "v60,v62,v65,v66" },
2577  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubv_acc_128B, "v60,v62,v65,v66" },
2578  { Hexagon::BI__builtin_HEXAGON_V6_vror, "v60,v62,v65,v66" },
2579  { Hexagon::BI__builtin_HEXAGON_V6_vror_128B, "v60,v62,v65,v66" },
2580  { Hexagon::BI__builtin_HEXAGON_V6_vrotr, "v66" },
2581  { Hexagon::BI__builtin_HEXAGON_V6_vrotr_128B, "v66" },
2582  { Hexagon::BI__builtin_HEXAGON_V6_vroundhb, "v60,v62,v65,v66" },
2583  { Hexagon::BI__builtin_HEXAGON_V6_vroundhb_128B, "v60,v62,v65,v66" },
2584  { Hexagon::BI__builtin_HEXAGON_V6_vroundhub, "v60,v62,v65,v66" },
2585  { Hexagon::BI__builtin_HEXAGON_V6_vroundhub_128B, "v60,v62,v65,v66" },
2586  { Hexagon::BI__builtin_HEXAGON_V6_vrounduhub, "v62,v65,v66" },
2587  { Hexagon::BI__builtin_HEXAGON_V6_vrounduhub_128B, "v62,v65,v66" },
2588  { Hexagon::BI__builtin_HEXAGON_V6_vrounduwuh, "v62,v65,v66" },
2589  { Hexagon::BI__builtin_HEXAGON_V6_vrounduwuh_128B, "v62,v65,v66" },
2590  { Hexagon::BI__builtin_HEXAGON_V6_vroundwh, "v60,v62,v65,v66" },
2591  { Hexagon::BI__builtin_HEXAGON_V6_vroundwh_128B, "v60,v62,v65,v66" },
2592  { Hexagon::BI__builtin_HEXAGON_V6_vroundwuh, "v60,v62,v65,v66" },
2593  { Hexagon::BI__builtin_HEXAGON_V6_vroundwuh_128B, "v60,v62,v65,v66" },
2594  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi, "v60,v62,v65,v66" },
2595  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_128B, "v60,v62,v65,v66" },
2596  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_acc, "v60,v62,v65,v66" },
2597  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_acc_128B, "v60,v62,v65,v66" },
2598  { Hexagon::BI__builtin_HEXAGON_V6_vsatdw, "v66" },
2599  { Hexagon::BI__builtin_HEXAGON_V6_vsatdw_128B, "v66" },
2600  { Hexagon::BI__builtin_HEXAGON_V6_vsathub, "v60,v62,v65,v66" },
2601  { Hexagon::BI__builtin_HEXAGON_V6_vsathub_128B, "v60,v62,v65,v66" },
2602  { Hexagon::BI__builtin_HEXAGON_V6_vsatuwuh, "v62,v65,v66" },
2603  { Hexagon::BI__builtin_HEXAGON_V6_vsatuwuh_128B, "v62,v65,v66" },
2604  { Hexagon::BI__builtin_HEXAGON_V6_vsatwh, "v60,v62,v65,v66" },
2605  { Hexagon::BI__builtin_HEXAGON_V6_vsatwh_128B, "v60,v62,v65,v66" },
2606  { Hexagon::BI__builtin_HEXAGON_V6_vsb, "v60,v62,v65,v66" },
2607  { Hexagon::BI__builtin_HEXAGON_V6_vsb_128B, "v60,v62,v65,v66" },
2608  { Hexagon::BI__builtin_HEXAGON_V6_vsh, "v60,v62,v65,v66" },
2609  { Hexagon::BI__builtin_HEXAGON_V6_vsh_128B, "v60,v62,v65,v66" },
2610  { Hexagon::BI__builtin_HEXAGON_V6_vshufeh, "v60,v62,v65,v66" },
2611  { Hexagon::BI__builtin_HEXAGON_V6_vshufeh_128B, "v60,v62,v65,v66" },
2612  { Hexagon::BI__builtin_HEXAGON_V6_vshuffb, "v60,v62,v65,v66" },
2613  { Hexagon::BI__builtin_HEXAGON_V6_vshuffb_128B, "v60,v62,v65,v66" },
2614  { Hexagon::BI__builtin_HEXAGON_V6_vshuffeb, "v60,v62,v65,v66" },
2615  { Hexagon::BI__builtin_HEXAGON_V6_vshuffeb_128B, "v60,v62,v65,v66" },
2616  { Hexagon::BI__builtin_HEXAGON_V6_vshuffh, "v60,v62,v65,v66" },
2617  { Hexagon::BI__builtin_HEXAGON_V6_vshuffh_128B, "v60,v62,v65,v66" },
2618  { Hexagon::BI__builtin_HEXAGON_V6_vshuffob, "v60,v62,v65,v66" },
2619  { Hexagon::BI__builtin_HEXAGON_V6_vshuffob_128B, "v60,v62,v65,v66" },
2620  { Hexagon::BI__builtin_HEXAGON_V6_vshuffvdd, "v60,v62,v65,v66" },
2621  { Hexagon::BI__builtin_HEXAGON_V6_vshuffvdd_128B, "v60,v62,v65,v66" },
2622  { Hexagon::BI__builtin_HEXAGON_V6_vshufoeb, "v60,v62,v65,v66" },
2623  { Hexagon::BI__builtin_HEXAGON_V6_vshufoeb_128B, "v60,v62,v65,v66" },
2624  { Hexagon::BI__builtin_HEXAGON_V6_vshufoeh, "v60,v62,v65,v66" },
2625  { Hexagon::BI__builtin_HEXAGON_V6_vshufoeh_128B, "v60,v62,v65,v66" },
2626  { Hexagon::BI__builtin_HEXAGON_V6_vshufoh, "v60,v62,v65,v66" },
2627  { Hexagon::BI__builtin_HEXAGON_V6_vshufoh_128B, "v60,v62,v65,v66" },
2628  { Hexagon::BI__builtin_HEXAGON_V6_vsubb, "v60,v62,v65,v66" },
2629  { Hexagon::BI__builtin_HEXAGON_V6_vsubb_128B, "v60,v62,v65,v66" },
2630  { Hexagon::BI__builtin_HEXAGON_V6_vsubb_dv, "v60,v62,v65,v66" },
2631  { Hexagon::BI__builtin_HEXAGON_V6_vsubb_dv_128B, "v60,v62,v65,v66" },
2632  { Hexagon::BI__builtin_HEXAGON_V6_vsubbsat, "v62,v65,v66" },
2633  { Hexagon::BI__builtin_HEXAGON_V6_vsubbsat_128B, "v62,v65,v66" },
2634  { Hexagon::BI__builtin_HEXAGON_V6_vsubbsat_dv, "v62,v65,v66" },
2635  { Hexagon::BI__builtin_HEXAGON_V6_vsubbsat_dv_128B, "v62,v65,v66" },
2636  { Hexagon::BI__builtin_HEXAGON_V6_vsubcarry, "v62,v65,v66" },
2637  { Hexagon::BI__builtin_HEXAGON_V6_vsubcarry_128B, "v62,v65,v66" },
2638  { Hexagon::BI__builtin_HEXAGON_V6_vsubh, "v60,v62,v65,v66" },
2639  { Hexagon::BI__builtin_HEXAGON_V6_vsubh_128B, "v60,v62,v65,v66" },
2640  { Hexagon::BI__builtin_HEXAGON_V6_vsubh_dv, "v60,v62,v65,v66" },
2641  { Hexagon::BI__builtin_HEXAGON_V6_vsubh_dv_128B, "v60,v62,v65,v66" },
2642  { Hexagon::BI__builtin_HEXAGON_V6_vsubhsat, "v60,v62,v65,v66" },
2643  { Hexagon::BI__builtin_HEXAGON_V6_vsubhsat_128B, "v60,v62,v65,v66" },
2644  { Hexagon::BI__builtin_HEXAGON_V6_vsubhsat_dv, "v60,v62,v65,v66" },
2645  { Hexagon::BI__builtin_HEXAGON_V6_vsubhsat_dv_128B, "v60,v62,v65,v66" },
2646  { Hexagon::BI__builtin_HEXAGON_V6_vsubhw, "v60,v62,v65,v66" },
2647  { Hexagon::BI__builtin_HEXAGON_V6_vsubhw_128B, "v60,v62,v65,v66" },
2648  { Hexagon::BI__builtin_HEXAGON_V6_vsububh, "v60,v62,v65,v66" },
2649  { Hexagon::BI__builtin_HEXAGON_V6_vsububh_128B, "v60,v62,v65,v66" },
2650  { Hexagon::BI__builtin_HEXAGON_V6_vsububsat, "v60,v62,v65,v66" },
2651  { Hexagon::BI__builtin_HEXAGON_V6_vsububsat_128B, "v60,v62,v65,v66" },
2652  { Hexagon::BI__builtin_HEXAGON_V6_vsububsat_dv, "v60,v62,v65,v66" },
2653  { Hexagon::BI__builtin_HEXAGON_V6_vsububsat_dv_128B, "v60,v62,v65,v66" },
2654  { Hexagon::BI__builtin_HEXAGON_V6_vsubububb_sat, "v62,v65,v66" },
2655  { Hexagon::BI__builtin_HEXAGON_V6_vsubububb_sat_128B, "v62,v65,v66" },
2656  { Hexagon::BI__builtin_HEXAGON_V6_vsubuhsat, "v60,v62,v65,v66" },
2657  { Hexagon::BI__builtin_HEXAGON_V6_vsubuhsat_128B, "v60,v62,v65,v66" },
2658  { Hexagon::BI__builtin_HEXAGON_V6_vsubuhsat_dv, "v60,v62,v65,v66" },
2659  { Hexagon::BI__builtin_HEXAGON_V6_vsubuhsat_dv_128B, "v60,v62,v65,v66" },
2660  { Hexagon::BI__builtin_HEXAGON_V6_vsubuhw, "v60,v62,v65,v66" },
2661  { Hexagon::BI__builtin_HEXAGON_V6_vsubuhw_128B, "v60,v62,v65,v66" },
2662  { Hexagon::BI__builtin_HEXAGON_V6_vsubuwsat, "v62,v65,v66" },
2663  { Hexagon::BI__builtin_HEXAGON_V6_vsubuwsat_128B, "v62,v65,v66" },
2664  { Hexagon::BI__builtin_HEXAGON_V6_vsubuwsat_dv, "v62,v65,v66" },
2665  { Hexagon::BI__builtin_HEXAGON_V6_vsubuwsat_dv_128B, "v62,v65,v66" },
2666  { Hexagon::BI__builtin_HEXAGON_V6_vsubw, "v60,v62,v65,v66" },
2667  { Hexagon::BI__builtin_HEXAGON_V6_vsubw_128B, "v60,v62,v65,v66" },
2668  { Hexagon::BI__builtin_HEXAGON_V6_vsubw_dv, "v60,v62,v65,v66" },
2669  { Hexagon::BI__builtin_HEXAGON_V6_vsubw_dv_128B, "v60,v62,v65,v66" },
2670  { Hexagon::BI__builtin_HEXAGON_V6_vsubwsat, "v60,v62,v65,v66" },
2671  { Hexagon::BI__builtin_HEXAGON_V6_vsubwsat_128B, "v60,v62,v65,v66" },
2672  { Hexagon::BI__builtin_HEXAGON_V6_vsubwsat_dv, "v60,v62,v65,v66" },
2673  { Hexagon::BI__builtin_HEXAGON_V6_vsubwsat_dv_128B, "v60,v62,v65,v66" },
2674  { Hexagon::BI__builtin_HEXAGON_V6_vswap, "v60,v62,v65,v66" },
2675  { Hexagon::BI__builtin_HEXAGON_V6_vswap_128B, "v60,v62,v65,v66" },
2676  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyb, "v60,v62,v65,v66" },
2677  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyb_128B, "v60,v62,v65,v66" },
2678  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyb_acc, "v60,v62,v65,v66" },
2679  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyb_acc_128B, "v60,v62,v65,v66" },
2680  { Hexagon::BI__builtin_HEXAGON_V6_vtmpybus, "v60,v62,v65,v66" },
2681  { Hexagon::BI__builtin_HEXAGON_V6_vtmpybus_128B, "v60,v62,v65,v66" },
2682  { Hexagon::BI__builtin_HEXAGON_V6_vtmpybus_acc, "v60,v62,v65,v66" },
2683  { Hexagon::BI__builtin_HEXAGON_V6_vtmpybus_acc_128B, "v60,v62,v65,v66" },
2684  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyhb, "v60,v62,v65,v66" },
2685  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyhb_128B, "v60,v62,v65,v66" },
2686  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyhb_acc, "v60,v62,v65,v66" },
2687  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyhb_acc_128B, "v60,v62,v65,v66" },
2688  { Hexagon::BI__builtin_HEXAGON_V6_vunpackb, "v60,v62,v65,v66" },
2689  { Hexagon::BI__builtin_HEXAGON_V6_vunpackb_128B, "v60,v62,v65,v66" },
2690  { Hexagon::BI__builtin_HEXAGON_V6_vunpackh, "v60,v62,v65,v66" },
2691  { Hexagon::BI__builtin_HEXAGON_V6_vunpackh_128B, "v60,v62,v65,v66" },
2692  { Hexagon::BI__builtin_HEXAGON_V6_vunpackob, "v60,v62,v65,v66" },
2693  { Hexagon::BI__builtin_HEXAGON_V6_vunpackob_128B, "v60,v62,v65,v66" },
2694  { Hexagon::BI__builtin_HEXAGON_V6_vunpackoh, "v60,v62,v65,v66" },
2695  { Hexagon::BI__builtin_HEXAGON_V6_vunpackoh_128B, "v60,v62,v65,v66" },
2696  { Hexagon::BI__builtin_HEXAGON_V6_vunpackub, "v60,v62,v65,v66" },
2697  { Hexagon::BI__builtin_HEXAGON_V6_vunpackub_128B, "v60,v62,v65,v66" },
2698  { Hexagon::BI__builtin_HEXAGON_V6_vunpackuh, "v60,v62,v65,v66" },
2699  { Hexagon::BI__builtin_HEXAGON_V6_vunpackuh_128B, "v60,v62,v65,v66" },
2700  { Hexagon::BI__builtin_HEXAGON_V6_vxor, "v60,v62,v65,v66" },
2701  { Hexagon::BI__builtin_HEXAGON_V6_vxor_128B, "v60,v62,v65,v66" },
2702  { Hexagon::BI__builtin_HEXAGON_V6_vzb, "v60,v62,v65,v66" },
2703  { Hexagon::BI__builtin_HEXAGON_V6_vzb_128B, "v60,v62,v65,v66" },
2704  { Hexagon::BI__builtin_HEXAGON_V6_vzh, "v60,v62,v65,v66" },
2705  { Hexagon::BI__builtin_HEXAGON_V6_vzh_128B, "v60,v62,v65,v66" },
2706  };
2707 
2708  // Sort the tables on first execution so we can binary search them.
2709  auto SortCmp = [](const BuiltinAndString &LHS, const BuiltinAndString &RHS) {
2710  return LHS.BuiltinID < RHS.BuiltinID;
2711  };
2712  static const bool SortOnce =
2713  (llvm::sort(ValidCPU, SortCmp),
2714  llvm::sort(ValidHVX, SortCmp), true);
2715  (void)SortOnce;
2716  auto LowerBoundCmp = [](const BuiltinAndString &BI, unsigned BuiltinID) {
2717  return BI.BuiltinID < BuiltinID;
2718  };
2719 
2720  const TargetInfo &TI = Context.getTargetInfo();
2721 
2722  const BuiltinAndString *FC =
2723  llvm::lower_bound(ValidCPU, BuiltinID, LowerBoundCmp);
2724  if (FC != std::end(ValidCPU) && FC->BuiltinID == BuiltinID) {
2725  const TargetOptions &Opts = TI.getTargetOpts();
2726  StringRef CPU = Opts.CPU;
2727  if (!CPU.empty()) {
2728  assert(CPU.startswith("hexagon") && "Unexpected CPU name");
2729  CPU.consume_front("hexagon");
2731  StringRef(FC->Str).split(CPUs, ',');
2732  if (llvm::none_of(CPUs, [CPU](StringRef S) { return S == CPU; }))
2733  return Diag(TheCall->getBeginLoc(),
2734  diag::err_hexagon_builtin_unsupported_cpu);
2735  }
2736  }
2737 
2738  const BuiltinAndString *FH =
2739  llvm::lower_bound(ValidHVX, BuiltinID, LowerBoundCmp);
2740  if (FH != std::end(ValidHVX) && FH->BuiltinID == BuiltinID) {
2741  if (!TI.hasFeature("hvx"))
2742  return Diag(TheCall->getBeginLoc(),
2743  diag::err_hexagon_builtin_requires_hvx);
2744 
2746  StringRef(FH->Str).split(HVXs, ',');
2747  bool IsValid = llvm::any_of(HVXs,
2748  [&TI] (StringRef V) {
2749  std::string F = "hvx" + V.str();
2750  return TI.hasFeature(F);
2751  });
2752  if (!IsValid)
2753  return Diag(TheCall->getBeginLoc(),
2754  diag::err_hexagon_builtin_unsupported_hvx);
2755  }
2756 
2757  return false;
2758 }
2759 
2760 bool Sema::CheckHexagonBuiltinArgument(unsigned BuiltinID, CallExpr *TheCall) {
2761  struct ArgInfo {
2762  uint8_t OpNum;
2763  bool IsSigned;
2764  uint8_t BitWidth;
2765  uint8_t Align;
2766  };
2767  struct BuiltinInfo {
2768  unsigned BuiltinID;
2769  ArgInfo Infos[2];
2770  };
2771 
2772  static BuiltinInfo Infos[] = {
2773  { Hexagon::BI__builtin_circ_ldd, {{ 3, true, 4, 3 }} },
2774  { Hexagon::BI__builtin_circ_ldw, {{ 3, true, 4, 2 }} },
2775  { Hexagon::BI__builtin_circ_ldh, {{ 3, true, 4, 1 }} },
2776  { Hexagon::BI__builtin_circ_lduh, {{ 3, true, 4, 0 }} },
2777  { Hexagon::BI__builtin_circ_ldb, {{ 3, true, 4, 0 }} },
2778  { Hexagon::BI__builtin_circ_ldub, {{ 3, true, 4, 0 }} },
2779  { Hexagon::BI__builtin_circ_std, {{ 3, true, 4, 3 }} },
2780  { Hexagon::BI__builtin_circ_stw, {{ 3, true, 4, 2 }} },
2781  { Hexagon::BI__builtin_circ_sth, {{ 3, true, 4, 1 }} },
2782  { Hexagon::BI__builtin_circ_sthhi, {{ 3, true, 4, 1 }} },
2783  { Hexagon::BI__builtin_circ_stb, {{ 3, true, 4, 0 }} },
2784 
2785  { Hexagon::BI__builtin_HEXAGON_L2_loadrub_pci, {{ 1, true, 4, 0 }} },
2786  { Hexagon::BI__builtin_HEXAGON_L2_loadrb_pci, {{ 1, true, 4, 0 }} },
2787  { Hexagon::BI__builtin_HEXAGON_L2_loadruh_pci, {{ 1, true, 4, 1 }} },
2788  { Hexagon::BI__builtin_HEXAGON_L2_loadrh_pci, {{ 1, true, 4, 1 }} },
2789  { Hexagon::BI__builtin_HEXAGON_L2_loadri_pci, {{ 1, true, 4, 2 }} },
2790  { Hexagon::BI__builtin_HEXAGON_L2_loadrd_pci, {{ 1, true, 4, 3 }} },
2791  { Hexagon::BI__builtin_HEXAGON_S2_storerb_pci, {{ 1, true, 4, 0 }} },
2792  { Hexagon::BI__builtin_HEXAGON_S2_storerh_pci, {{ 1, true, 4, 1 }} },
2793  { Hexagon::BI__builtin_HEXAGON_S2_storerf_pci, {{ 1, true, 4, 1 }} },
2794  { Hexagon::BI__builtin_HEXAGON_S2_storeri_pci, {{ 1, true, 4, 2 }} },
2795  { Hexagon::BI__builtin_HEXAGON_S2_storerd_pci, {{ 1, true, 4, 3 }} },
2796 
2797  { Hexagon::BI__builtin_HEXAGON_A2_combineii, {{ 1, true, 8, 0 }} },
2798  { Hexagon::BI__builtin_HEXAGON_A2_tfrih, {{ 1, false, 16, 0 }} },
2799  { Hexagon::BI__builtin_HEXAGON_A2_tfril, {{ 1, false, 16, 0 }} },
2800  { Hexagon::BI__builtin_HEXAGON_A2_tfrpi, {{ 0, true, 8, 0 }} },
2801  { Hexagon::BI__builtin_HEXAGON_A4_bitspliti, {{ 1, false, 5, 0 }} },
2802  { Hexagon::BI__builtin_HEXAGON_A4_cmpbeqi, {{ 1, false, 8, 0 }} },
2803  { Hexagon::BI__builtin_HEXAGON_A4_cmpbgti, {{ 1, true, 8, 0 }} },
2804  { Hexagon::BI__builtin_HEXAGON_A4_cround_ri, {{ 1, false, 5, 0 }} },
2805  { Hexagon::BI__builtin_HEXAGON_A4_round_ri, {{ 1, false, 5, 0 }} },
2806  { Hexagon::BI__builtin_HEXAGON_A4_round_ri_sat, {{ 1, false, 5, 0 }} },
2807  { Hexagon::BI__builtin_HEXAGON_A4_vcmpbeqi, {{ 1, false, 8, 0 }} },
2808  { Hexagon::BI__builtin_HEXAGON_A4_vcmpbgti, {{ 1, true, 8, 0 }} },
2809  { Hexagon::BI__builtin_HEXAGON_A4_vcmpbgtui, {{ 1, false, 7, 0 }} },
2810  { Hexagon::BI__builtin_HEXAGON_A4_vcmpheqi, {{ 1, true, 8, 0 }} },
2811  { Hexagon::BI__builtin_HEXAGON_A4_vcmphgti, {{ 1, true, 8, 0 }} },
2812  { Hexagon::BI__builtin_HEXAGON_A4_vcmphgtui, {{ 1, false, 7, 0 }} },
2813  { Hexagon::BI__builtin_HEXAGON_A4_vcmpweqi, {{ 1, true, 8, 0 }} },
2814  { Hexagon::BI__builtin_HEXAGON_A4_vcmpwgti, {{ 1, true, 8, 0 }} },
2815  { Hexagon::BI__builtin_HEXAGON_A4_vcmpwgtui, {{ 1, false, 7, 0 }} },
2816  { Hexagon::BI__builtin_HEXAGON_C2_bitsclri, {{ 1, false, 6, 0 }} },
2817  { Hexagon::BI__builtin_HEXAGON_C2_muxii, {{ 2, true, 8, 0 }} },
2818  { Hexagon::BI__builtin_HEXAGON_C4_nbitsclri, {{ 1, false, 6, 0 }} },
2819  { Hexagon::BI__builtin_HEXAGON_F2_dfclass, {{ 1, false, 5, 0 }} },
2820  { Hexagon::BI__builtin_HEXAGON_F2_dfimm_n, {{ 0, false, 10, 0 }} },
2821  { Hexagon::BI__builtin_HEXAGON_F2_dfimm_p, {{ 0, false, 10, 0 }} },
2822  { Hexagon::BI__builtin_HEXAGON_F2_sfclass, {{ 1, false, 5, 0 }} },
2823  { Hexagon::BI__builtin_HEXAGON_F2_sfimm_n, {{ 0, false, 10, 0 }} },
2824  { Hexagon::BI__builtin_HEXAGON_F2_sfimm_p, {{ 0, false, 10, 0 }} },
2825  { Hexagon::BI__builtin_HEXAGON_M4_mpyri_addi, {{ 2, false, 6, 0 }} },
2826  { Hexagon::BI__builtin_HEXAGON_M4_mpyri_addr_u2, {{ 1, false, 6, 2 }} },
2827  { Hexagon::BI__builtin_HEXAGON_S2_addasl_rrri, {{ 2, false, 3, 0 }} },
2828  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_acc, {{ 2, false, 6, 0 }} },
2829  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_and, {{ 2, false, 6, 0 }} },
2830  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p, {{ 1, false, 6, 0 }} },
2831  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_nac, {{ 2, false, 6, 0 }} },
2832  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_or, {{ 2, false, 6, 0 }} },
2833  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_xacc, {{ 2, false, 6, 0 }} },
2834  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_acc, {{ 2, false, 5, 0 }} },
2835  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_and, {{ 2, false, 5, 0 }} },
2836  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r, {{ 1, false, 5, 0 }} },
2837  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_nac, {{ 2, false, 5, 0 }} },
2838  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_or, {{ 2, false, 5, 0 }} },
2839  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_sat, {{ 1, false, 5, 0 }} },
2840  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_xacc, {{ 2, false, 5, 0 }} },
2841  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_vh, {{ 1, false, 4, 0 }} },
2842  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_vw, {{ 1, false, 5, 0 }} },
2843  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_acc, {{ 2, false, 6, 0 }} },
2844  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_and, {{ 2, false, 6, 0 }} },
2845  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p, {{ 1, false, 6, 0 }} },
2846  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_nac, {{ 2, false, 6, 0 }} },
2847  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_or, {{ 2, false, 6, 0 }} },
2848  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_rnd_goodsyntax,
2849  {{ 1, false, 6, 0 }} },
2850  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_rnd, {{ 1, false, 6, 0 }} },
2851  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_acc, {{ 2, false, 5, 0 }} },
2852  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_and, {{ 2, false, 5, 0 }} },
2853  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r, {{ 1, false, 5, 0 }} },
2854  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_nac, {{ 2, false, 5, 0 }} },
2855  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_or, {{ 2, false, 5, 0 }} },
2856  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_rnd_goodsyntax,
2857  {{ 1, false, 5, 0 }} },
2858  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_rnd, {{ 1, false, 5, 0 }} },
2859  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_svw_trun, {{ 1, false, 5, 0 }} },
2860  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_vh, {{ 1, false, 4, 0 }} },
2861  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_vw, {{ 1, false, 5, 0 }} },
2862  { Hexagon::BI__builtin_HEXAGON_S2_clrbit_i, {{ 1, false, 5, 0 }} },
2863  { Hexagon::BI__builtin_HEXAGON_S2_extractu, {{ 1, false, 5, 0 },
2864  { 2, false, 5, 0 }} },
2865  { Hexagon::BI__builtin_HEXAGON_S2_extractup, {{ 1, false, 6, 0 },
2866  { 2, false, 6, 0 }} },
2867  { Hexagon::BI__builtin_HEXAGON_S2_insert, {{ 2, false, 5, 0 },
2868  { 3, false, 5, 0 }} },
2869  { Hexagon::BI__builtin_HEXAGON_S2_insertp, {{ 2, false, 6, 0 },
2870  { 3, false, 6, 0 }} },
2871  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_acc, {{ 2, false, 6, 0 }} },
2872  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_and, {{ 2, false, 6, 0 }} },
2873  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p, {{ 1, false, 6, 0 }} },
2874  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_nac, {{ 2, false, 6, 0 }} },
2875  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_or, {{ 2, false, 6, 0 }} },
2876  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_xacc, {{ 2, false, 6, 0 }} },
2877  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_acc, {{ 2, false, 5, 0 }} },
2878  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_and, {{ 2, false, 5, 0 }} },
2879  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r, {{ 1, false, 5, 0 }} },
2880  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_nac, {{ 2, false, 5, 0 }} },
2881  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_or, {{ 2, false, 5, 0 }} },
2882  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_xacc, {{ 2, false, 5, 0 }} },
2883  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_vh, {{ 1, false, 4, 0 }} },
2884  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_vw, {{ 1, false, 5, 0 }} },
2885  { Hexagon::BI__builtin_HEXAGON_S2_setbit_i, {{ 1, false, 5, 0 }} },
2886  { Hexagon::BI__builtin_HEXAGON_S2_tableidxb_goodsyntax,
2887  {{ 2, false, 4, 0 },
2888  { 3, false, 5, 0 }} },
2889  { Hexagon::BI__builtin_HEXAGON_S2_tableidxd_goodsyntax,
2890  {{ 2, false, 4, 0 },
2891  { 3, false, 5, 0 }} },
2892  { Hexagon::BI__builtin_HEXAGON_S2_tableidxh_goodsyntax,
2893  {{ 2, false, 4, 0 },
2894  { 3, false, 5, 0 }} },
2895  { Hexagon::BI__builtin_HEXAGON_S2_tableidxw_goodsyntax,
2896  {{ 2, false, 4, 0 },
2897  { 3, false, 5, 0 }} },
2898  { Hexagon::BI__builtin_HEXAGON_S2_togglebit_i, {{ 1, false, 5, 0 }} },
2899  { Hexagon::BI__builtin_HEXAGON_S2_tstbit_i, {{ 1, false, 5, 0 }} },
2900  { Hexagon::BI__builtin_HEXAGON_S2_valignib, {{ 2, false, 3, 0 }} },
2901  { Hexagon::BI__builtin_HEXAGON_S2_vspliceib, {{ 2, false, 3, 0 }} },
2902  { Hexagon::BI__builtin_HEXAGON_S4_addi_asl_ri, {{ 2, false, 5, 0 }} },
2903  { Hexagon::BI__builtin_HEXAGON_S4_addi_lsr_ri, {{ 2, false, 5, 0 }} },
2904  { Hexagon::BI__builtin_HEXAGON_S4_andi_asl_ri, {{ 2, false, 5, 0 }} },
2905  { Hexagon::BI__builtin_HEXAGON_S4_andi_lsr_ri, {{ 2, false, 5, 0 }} },
2906  { Hexagon::BI__builtin_HEXAGON_S4_clbaddi, {{ 1, true , 6, 0 }} },
2907  { Hexagon::BI__builtin_HEXAGON_S4_clbpaddi, {{ 1, true, 6, 0 }} },
2908  { Hexagon::BI__builtin_HEXAGON_S4_extract, {{ 1, false, 5, 0 },
2909  { 2, false, 5, 0 }} },
2910  { Hexagon::BI__builtin_HEXAGON_S4_extractp, {{ 1, false, 6, 0 },
2911  { 2, false, 6, 0 }} },
2912  { Hexagon::BI__builtin_HEXAGON_S4_lsli, {{ 0, true, 6, 0 }} },
2913  { Hexagon::BI__builtin_HEXAGON_S4_ntstbit_i, {{ 1, false, 5, 0 }} },
2914  { Hexagon::BI__builtin_HEXAGON_S4_ori_asl_ri, {{ 2, false, 5, 0 }} },
2915  { Hexagon::BI__builtin_HEXAGON_S4_ori_lsr_ri, {{ 2, false, 5, 0 }} },
2916  { Hexagon::BI__builtin_HEXAGON_S4_subi_asl_ri, {{ 2, false, 5, 0 }} },
2917  { Hexagon::BI__builtin_HEXAGON_S4_subi_lsr_ri, {{ 2, false, 5, 0 }} },
2918  { Hexagon::BI__builtin_HEXAGON_S4_vrcrotate_acc, {{ 3, false, 2, 0 }} },
2919  { Hexagon::BI__builtin_HEXAGON_S4_vrcrotate, {{ 2, false, 2, 0 }} },
2920  { Hexagon::BI__builtin_HEXAGON_S5_asrhub_rnd_sat_goodsyntax,
2921  {{ 1, false, 4, 0 }} },
2922  { Hexagon::BI__builtin_HEXAGON_S5_asrhub_sat, {{ 1, false, 4, 0 }} },
2923  { Hexagon::BI__builtin_HEXAGON_S5_vasrhrnd_goodsyntax,
2924  {{ 1, false, 4, 0 }} },
2925  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p, {{ 1, false, 6, 0 }} },
2926  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_acc, {{ 2, false, 6, 0 }} },
2927  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_and, {{ 2, false, 6, 0 }} },
2928  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_nac, {{ 2, false, 6, 0 }} },
2929  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_or, {{ 2, false, 6, 0 }} },
2930  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_xacc, {{ 2, false, 6, 0 }} },
2931  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r, {{ 1, false, 5, 0 }} },
2932  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_acc, {{ 2, false, 5, 0 }} },
2933  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_and, {{ 2, false, 5, 0 }} },
2934  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_nac, {{ 2, false, 5, 0 }} },
2935  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_or, {{ 2, false, 5, 0 }} },
2936  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_xacc, {{ 2, false, 5, 0 }} },
2937  { Hexagon::BI__builtin_HEXAGON_V6_valignbi, {{ 2, false, 3, 0 }} },
2938  { Hexagon::BI__builtin_HEXAGON_V6_valignbi_128B, {{ 2, false, 3, 0 }} },
2939  { Hexagon::BI__builtin_HEXAGON_V6_vlalignbi, {{ 2, false, 3, 0 }} },
2940  { Hexagon::BI__builtin_HEXAGON_V6_vlalignbi_128B, {{ 2, false, 3, 0 }} },
2941  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi, {{ 2, false, 1, 0 }} },
2942  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_128B, {{ 2, false, 1, 0 }} },
2943  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_acc, {{ 3, false, 1, 0 }} },
2944  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_acc_128B,
2945  {{ 3, false, 1, 0 }} },
2946  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi, {{ 2, false, 1, 0 }} },
2947  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_128B, {{ 2, false, 1, 0 }} },
2948  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_acc, {{ 3, false, 1, 0 }} },
2949  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_acc_128B,
2950  {{ 3, false, 1, 0 }} },
2951  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi, {{ 2, false, 1, 0 }} },
2952  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_128B, {{ 2, false, 1, 0 }} },
2953  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_acc, {{ 3, false, 1, 0 }} },
2954  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_acc_128B,
2955  {{ 3, false, 1, 0 }} },
2956  };
2957 
2958  // Use a dynamically initialized static to sort the table exactly once on
2959  // first run.
2960  static const bool SortOnce =
2961  (llvm::sort(Infos,
2962  [](const BuiltinInfo &LHS, const BuiltinInfo &RHS) {
2963  return LHS.BuiltinID < RHS.BuiltinID;
2964  }),
2965  true);
2966  (void)SortOnce;
2967 
2968  const BuiltinInfo *F = llvm::partition_point(
2969  Infos, [=](const BuiltinInfo &BI) { return BI.BuiltinID < BuiltinID; });
2970  if (F == std::end(Infos) || F->BuiltinID != BuiltinID)
2971  return false;
2972 
2973  bool Error = false;
2974 
2975  for (const ArgInfo &A : F->Infos) {
2976  // Ignore empty ArgInfo elements.
2977  if (A.BitWidth == 0)
2978  continue;
2979 
2980  int32_t Min = A.IsSigned ? -(1 << (A.BitWidth - 1)) : 0;
2981  int32_t Max = (1 << (A.IsSigned ? A.BitWidth - 1 : A.BitWidth)) - 1;
2982  if (!A.Align) {
2983  Error |= SemaBuiltinConstantArgRange(TheCall, A.OpNum, Min, Max);
2984  } else {
2985  unsigned M = 1 << A.Align;
2986  Min *= M;
2987  Max *= M;
2988  Error |= SemaBuiltinConstantArgRange(TheCall, A.OpNum, Min, Max) |
2989  SemaBuiltinConstantArgMultiple(TheCall, A.OpNum, M);
2990  }
2991  }
2992  return Error;
2993 }
2994 
2995 bool Sema::CheckHexagonBuiltinFunctionCall(unsigned BuiltinID,
2996  CallExpr *TheCall) {
2997  return CheckHexagonBuiltinCpu(BuiltinID, TheCall) ||
2998  CheckHexagonBuiltinArgument(BuiltinID, TheCall);
2999 }
3000 
3001 
3002 // CheckMipsBuiltinFunctionCall - Checks the constant value passed to the
3003 // intrinsic is correct. The switch statement is ordered by DSP, MSA. The
3004 // ordering for DSP is unspecified. MSA is ordered by the data format used
3005 // by the underlying instruction i.e., df/m, df/n and then by size.
3006 //
3007 // FIXME: The size tests here should instead be tablegen'd along with the
3008 // definitions from include/clang/Basic/BuiltinsMips.def.
3009 // FIXME: GCC is strict on signedness for some of these intrinsics, we should
3010 // be too.
3011 bool Sema::CheckMipsBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall) {
3012  unsigned i = 0, l = 0, u = 0, m = 0;
3013  switch (BuiltinID) {
3014  default: return false;
3015  case Mips::BI__builtin_mips_wrdsp: i = 1; l = 0; u = 63; break;
3016  case Mips::BI__builtin_mips_rddsp: i = 0; l = 0; u = 63; break;
3017  case Mips::BI__builtin_mips_append: i = 2; l = 0; u = 31; break;
3018  case Mips::BI__builtin_mips_balign: i = 2; l = 0; u = 3; break;
3019  case Mips::BI__builtin_mips_precr_sra_ph_w: i = 2; l = 0; u = 31; break;
3020  case Mips::BI__builtin_mips_precr_sra_r_ph_w: i = 2; l = 0; u = 31; break;
3021  case Mips::BI__builtin_mips_prepend: i = 2; l = 0; u = 31; break;
3022  // MSA intrinsics. Instructions (which the intrinsics maps to) which use the
3023  // df/m field.
3024  // These intrinsics take an unsigned 3 bit immediate.
3025  case Mips::BI__builtin_msa_bclri_b:
3026  case Mips::BI__builtin_msa_bnegi_b:
3027  case Mips::BI__builtin_msa_bseti_b:
3028  case Mips::BI__builtin_msa_sat_s_b:
3029  case Mips::BI__builtin_msa_sat_u_b:
3030  case Mips::BI__builtin_msa_slli_b:
3031  case Mips::BI__builtin_msa_srai_b:
3032  case Mips::BI__builtin_msa_srari_b:
3033  case Mips::BI__builtin_msa_srli_b:
3034  case Mips::BI__builtin_msa_srlri_b: i = 1; l = 0; u = 7; break;
3035  case Mips::BI__builtin_msa_binsli_b:
3036  case Mips::BI__builtin_msa_binsri_b: i = 2; l = 0; u = 7; break;
3037  // These intrinsics take an unsigned 4 bit immediate.
3038  case Mips::BI__builtin_msa_bclri_h:
3039  case Mips::BI__builtin_msa_bnegi_h:
3040  case Mips::BI__builtin_msa_bseti_h:
3041  case Mips::BI__builtin_msa_sat_s_h:
3042  case Mips::BI__builtin_msa_sat_u_h:
3043  case Mips::BI__builtin_msa_slli_h:
3044  case Mips::BI__builtin_msa_srai_h:
3045  case Mips::BI__builtin_msa_srari_h:
3046  case Mips::BI__builtin_msa_srli_h:
3047  case Mips::BI__builtin_msa_srlri_h: i = 1; l = 0; u = 15; break;
3048  case Mips::BI__builtin_msa_binsli_h:
3049  case Mips::BI__builtin_msa_binsri_h: i = 2; l = 0; u = 15; break;
3050  // These intrinsics take an unsigned 5 bit immediate.
3051  // The first block of intrinsics actually have an unsigned 5 bit field,
3052  // not a df/n field.
3053  case Mips::BI__builtin_msa_cfcmsa:
3054  case Mips::BI__builtin_msa_ctcmsa: i = 0; l = 0; u = 31; break;
3055  case Mips::BI__builtin_msa_clei_u_b:
3056  case Mips::BI__builtin_msa_clei_u_h:
3057  case Mips::BI__builtin_msa_clei_u_w:
3058  case Mips::BI__builtin_msa_clei_u_d:
3059  case Mips::BI__builtin_msa_clti_u_b:
3060  case Mips::BI__builtin_msa_clti_u_h:
3061  case Mips::BI__builtin_msa_clti_u_w:
3062  case Mips::BI__builtin_msa_clti_u_d:
3063  case Mips::BI__builtin_msa_maxi_u_b:
3064  case Mips::BI__builtin_msa_maxi_u_h:
3065  case Mips::BI__builtin_msa_maxi_u_w:
3066  case Mips::BI__builtin_msa_maxi_u_d:
3067  case Mips::BI__builtin_msa_mini_u_b:
3068  case Mips::BI__builtin_msa_mini_u_h:
3069  case Mips::BI__builtin_msa_mini_u_w:
3070  case Mips::BI__builtin_msa_mini_u_d:
3071  case Mips::BI__builtin_msa_addvi_b:
3072  case Mips::BI__builtin_msa_addvi_h:
3073  case Mips::BI__builtin_msa_addvi_w:
3074  case Mips::BI__builtin_msa_addvi_d:
3075  case Mips::BI__builtin_msa_bclri_w:
3076  case Mips::BI__builtin_msa_bnegi_w:
3077  case Mips::BI__builtin_msa_bseti_w:
3078  case Mips::BI__builtin_msa_sat_s_w:
3079  case Mips::BI__builtin_msa_sat_u_w:
3080  case Mips::BI__builtin_msa_slli_w:
3081  case Mips::BI__builtin_msa_srai_w:
3082  case Mips::BI__builtin_msa_srari_w:
3083  case Mips::BI__builtin_msa_srli_w:
3084  case Mips::BI__builtin_msa_srlri_w:
3085  case Mips::BI__builtin_msa_subvi_b:
3086  case Mips::BI__builtin_msa_subvi_h:
3087  case Mips::BI__builtin_msa_subvi_w:
3088  case Mips::BI__builtin_msa_subvi_d: i = 1; l = 0; u = 31; break;
3089  case Mips::BI__builtin_msa_binsli_w:
3090  case Mips::BI__builtin_msa_binsri_w: i = 2; l = 0; u = 31; break;
3091  // These intrinsics take an unsigned 6 bit immediate.
3092  case Mips::BI__builtin_msa_bclri_d:
3093  case Mips::BI__builtin_msa_bnegi_d:
3094  case Mips::BI__builtin_msa_bseti_d:
3095  case Mips::BI__builtin_msa_sat_s_d:
3096  case Mips::BI__builtin_msa_sat_u_d:
3097  case Mips::BI__builtin_msa_slli_d:
3098  case Mips::BI__builtin_msa_srai_d:
3099  case Mips::BI__builtin_msa_srari_d:
3100  case Mips::BI__builtin_msa_srli_d:
3101  case Mips::BI__builtin_msa_srlri_d: i = 1; l = 0; u = 63; break;
3102  case Mips::BI__builtin_msa_binsli_d:
3103  case Mips::BI__builtin_msa_binsri_d: i = 2; l = 0; u = 63; break;
3104  // These intrinsics take a signed 5 bit immediate.
3105  case Mips::BI__builtin_msa_ceqi_b:
3106  case Mips::BI__builtin_msa_ceqi_h:
3107  case Mips::BI__builtin_msa_ceqi_w:
3108  case Mips::BI__builtin_msa_ceqi_d:
3109  case Mips::BI__builtin_msa_clti_s_b:
3110  case Mips::BI__builtin_msa_clti_s_h:
3111  case Mips::BI__builtin_msa_clti_s_w:
3112  case Mips::BI__builtin_msa_clti_s_d:
3113  case Mips::BI__builtin_msa_clei_s_b:
3114  case Mips::BI__builtin_msa_clei_s_h:
3115  case Mips::BI__builtin_msa_clei_s_w:
3116  case Mips::BI__builtin_msa_clei_s_d:
3117  case Mips::BI__builtin_msa_maxi_s_b:
3118  case Mips::BI__builtin_msa_maxi_s_h:
3119  case Mips::BI__builtin_msa_maxi_s_w:
3120  case Mips::BI__builtin_msa_maxi_s_d:
3121  case Mips::BI__builtin_msa_mini_s_b:
3122  case Mips::BI__builtin_msa_mini_s_h:
3123  case Mips::BI__builtin_msa_mini_s_w:
3124  case Mips::BI__builtin_msa_mini_s_d: i = 1; l = -16; u = 15; break;
3125  // These intrinsics take an unsigned 8 bit immediate.
3126  case Mips::BI__builtin_msa_andi_b:
3127  case Mips::BI__builtin_msa_nori_b:
3128  case Mips::BI__builtin_msa_ori_b:
3129  case Mips::BI__builtin_msa_shf_b:
3130  case Mips::BI__builtin_msa_shf_h:
3131  case Mips::BI__builtin_msa_shf_w:
3132  case Mips::BI__builtin_msa_xori_b: i = 1; l = 0; u = 255; break;
3133  case Mips::BI__builtin_msa_bseli_b:
3134  case Mips::BI__builtin_msa_bmnzi_b:
3135  case Mips::BI__builtin_msa_bmzi_b: i = 2; l = 0; u = 255; break;
3136  // df/n format
3137  // These intrinsics take an unsigned 4 bit immediate.
3138  case Mips::BI__builtin_msa_copy_s_b:
3139  case Mips::BI__builtin_msa_copy_u_b:
3140  case Mips::BI__builtin_msa_insve_b:
3141  case Mips::BI__builtin_msa_splati_b: i = 1; l = 0; u = 15; break;
3142  case Mips::BI__builtin_msa_sldi_b: i = 2; l = 0; u = 15; break;
3143  // These intrinsics take an unsigned 3 bit immediate.
3144  case Mips::BI__builtin_msa_copy_s_h:
3145  case Mips::BI__builtin_msa_copy_u_h:
3146  case Mips::BI__builtin_msa_insve_h:
3147  case Mips::BI__builtin_msa_splati_h: i = 1; l = 0; u = 7; break;
3148  case Mips::BI__builtin_msa_sldi_h: i = 2; l = 0; u = 7; break;
3149  // These intrinsics take an unsigned 2 bit immediate.
3150  case Mips::BI__builtin_msa_copy_s_w:
3151  case Mips::BI__builtin_msa_copy_u_w:
3152  case Mips::BI__builtin_msa_insve_w:
3153  case Mips::BI__builtin_msa_splati_w: i = 1; l = 0; u = 3; break;
3154  case Mips::BI__builtin_msa_sldi_w: i = 2; l = 0; u = 3; break;
3155  // These intrinsics take an unsigned 1 bit immediate.
3156  case Mips::BI__builtin_msa_copy_s_d:
3157  case Mips::BI__builtin_msa_copy_u_d:
3158  case Mips::BI__builtin_msa_insve_d:
3159  case Mips::BI__builtin_msa_splati_d: i = 1; l = 0; u = 1; break;
3160  case Mips::BI__builtin_msa_sldi_d: i = 2; l = 0; u = 1; break;
3161  // Memory offsets and immediate loads.
3162  // These intrinsics take a signed 10 bit immediate.
3163  case Mips::BI__builtin_msa_ldi_b: i = 0; l = -128; u = 255; break;
3164  case Mips::BI__builtin_msa_ldi_h:
3165  case Mips::BI__builtin_msa_ldi_w:
3166  case Mips::BI__builtin_msa_ldi_d: i = 0; l = -512; u = 511; break;
3167  case Mips::BI__builtin_msa_ld_b: i = 1; l = -512; u = 511; m = 1; break;
3168  case Mips::BI__builtin_msa_ld_h: i = 1; l = -1024; u = 1022; m = 2; break;
3169  case Mips::BI__builtin_msa_ld_w: i = 1; l = -2048; u = 2044; m = 4; break;
3170  case Mips::BI__builtin_msa_ld_d: i = 1; l = -4096; u = 4088; m = 8; break;
3171  case Mips::BI__builtin_msa_st_b: i = 2; l = -512; u = 511; m = 1; break;
3172  case Mips::BI__builtin_msa_st_h: i = 2; l = -1024; u = 1022; m = 2; break;
3173  case Mips::BI__builtin_msa_st_w: i = 2; l = -2048; u = 2044; m = 4; break;
3174  case Mips::BI__builtin_msa_st_d: i = 2; l = -4096; u = 4088; m = 8; break;
3175  }
3176 
3177  if (!m)
3178  return SemaBuiltinConstantArgRange(TheCall, i, l, u);
3179 
3180  return SemaBuiltinConstantArgRange(TheCall, i, l, u) ||
3181  SemaBuiltinConstantArgMultiple(TheCall, i, m);
3182 }
3183 
3184 bool Sema::CheckPPCBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall) {
3185  unsigned i = 0, l = 0, u = 0;
3186  bool Is64BitBltin = BuiltinID == PPC::BI__builtin_divde ||
3187  BuiltinID == PPC::BI__builtin_divdeu ||
3188  BuiltinID == PPC::BI__builtin_bpermd;
3189  bool IsTarget64Bit = Context.getTargetInfo()
3190  .getTypeWidth(Context
3191  .getTargetInfo()
3192  .getIntPtrType()) == 64;
3193  bool IsBltinExtDiv = BuiltinID == PPC::BI__builtin_divwe ||
3194  BuiltinID == PPC::BI__builtin_divweu ||
3195  BuiltinID == PPC::BI__builtin_divde ||
3196  BuiltinID == PPC::BI__builtin_divdeu;
3197 
3198  if (Is64BitBltin && !IsTarget64Bit)
3199  return Diag(TheCall->getBeginLoc(), diag::err_64_bit_builtin_32_bit_tgt)
3200  << TheCall->getSourceRange();
3201 
3202  if ((IsBltinExtDiv && !Context.getTargetInfo().hasFeature("extdiv")) ||
3203  (BuiltinID == PPC::BI__builtin_bpermd &&
3204  !Context.getTargetInfo().hasFeature("bpermd")))
3205  return Diag(TheCall->getBeginLoc(), diag::err_ppc_builtin_only_on_pwr7)
3206  << TheCall->getSourceRange();
3207 
3208  auto SemaVSXCheck = [&](CallExpr *TheCall) -> bool {
3209  if (!Context.getTargetInfo().hasFeature("vsx"))
3210  return Diag(TheCall->getBeginLoc(), diag::err_ppc_builtin_only_on_pwr7)
3211  << TheCall->getSourceRange();
3212  return false;
3213  };
3214 
3215  switch (BuiltinID) {
3216  default: return false;
3217  case PPC::BI__builtin_altivec_crypto_vshasigmaw:
3218  case PPC::BI__builtin_altivec_crypto_vshasigmad:
3219  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 1) ||
3220  SemaBuiltinConstantArgRange(TheCall, 2, 0, 15);
3221  case PPC::BI__builtin_tbegin:
3222  case PPC::BI__builtin_tend: i = 0; l = 0; u = 1; break;
3223  case PPC::BI__builtin_tsr: i = 0; l = 0; u = 7; break;
3224  case PPC::BI__builtin_tabortwc:
3225  case PPC::BI__builtin_tabortdc: i = 0; l = 0; u = 31; break;
3226  case PPC::BI__builtin_tabortwci:
3227  case PPC::BI__builtin_tabortdci:
3228  return SemaBuiltinConstantArgRange(TheCall, 0, 0, 31) ||
3229  SemaBuiltinConstantArgRange(TheCall, 2, 0, 31);
3230  case PPC::BI__builtin_vsx_xxpermdi:
3231  case PPC::BI__builtin_vsx_xxsldwi:
3232  return SemaBuiltinVSX(TheCall);
3233  case PPC::BI__builtin_unpack_vector_int128:
3234  return SemaVSXCheck(TheCall) ||
3235  SemaBuiltinConstantArgRange(TheCall, 1, 0, 1);
3236  case PPC::BI__builtin_pack_vector_int128:
3237  return SemaVSXCheck(TheCall);
3238  }
3239  return SemaBuiltinConstantArgRange(TheCall, i, l, u);
3240 }
3241 
3242 bool Sema::CheckSystemZBuiltinFunctionCall(unsigned BuiltinID,
3243  CallExpr *TheCall) {
3244  if (BuiltinID == SystemZ::BI__builtin_tabort) {
3245  Expr *Arg = TheCall->getArg(0);
3246  llvm::APSInt AbortCode(32);
3247  if (Arg->isIntegerConstantExpr(AbortCode, Context) &&
3248  AbortCode.getSExtValue() >= 0 && AbortCode.getSExtValue() < 256)
3249  return Diag(Arg->getBeginLoc(), diag::err_systemz_invalid_tabort_code)
3250  << Arg->getSourceRange();
3251  }
3252 
3253  // For intrinsics which take an immediate value as part of the instruction,
3254  // range check them here.
3255  unsigned i = 0, l = 0, u = 0;
3256  switch (BuiltinID) {
3257  default: return false;
3258  case SystemZ::BI__builtin_s390_lcbb: i = 1; l = 0; u = 15; break;
3259  case SystemZ::BI__builtin_s390_verimb:
3260  case SystemZ::BI__builtin_s390_verimh:
3261  case SystemZ::BI__builtin_s390_verimf:
3262  case SystemZ::BI__builtin_s390_verimg: i = 3; l = 0; u = 255; break;
3263  case SystemZ::BI__builtin_s390_vfaeb:
3264  case SystemZ::BI__builtin_s390_vfaeh:
3265  case SystemZ::BI__builtin_s390_vfaef:
3266  case SystemZ::BI__builtin_s390_vfaebs:
3267  case SystemZ::BI__builtin_s390_vfaehs:
3268  case SystemZ::BI__builtin_s390_vfaefs:
3269  case SystemZ::BI__builtin_s390_vfaezb:
3270  case SystemZ::BI__builtin_s390_vfaezh:
3271  case SystemZ::BI__builtin_s390_vfaezf:
3272  case SystemZ::BI__builtin_s390_vfaezbs:
3273  case SystemZ::BI__builtin_s390_vfaezhs:
3274  case SystemZ::BI__builtin_s390_vfaezfs: i = 2; l = 0; u = 15; break;
3275  case SystemZ::BI__builtin_s390_vfisb:
3276  case SystemZ::BI__builtin_s390_vfidb:
3277  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 15) ||
3278  SemaBuiltinConstantArgRange(TheCall, 2, 0, 15);
3279  case SystemZ::BI__builtin_s390_vftcisb:
3280  case SystemZ::BI__builtin_s390_vftcidb: i = 1; l = 0; u = 4095; break;
3281  case SystemZ::BI__builtin_s390_vlbb: i = 1; l = 0; u = 15; break;
3282  case SystemZ::BI__builtin_s390_vpdi: i = 2; l = 0; u = 15; break;
3283  case SystemZ::BI__builtin_s390_vsldb: i = 2; l = 0; u = 15; break;
3284  case SystemZ::BI__builtin_s390_vstrcb:
3285  case SystemZ::BI__builtin_s390_vstrch:
3286  case SystemZ::BI__builtin_s390_vstrcf:
3287  case SystemZ::BI__builtin_s390_vstrczb:
3288  case SystemZ::BI__builtin_s390_vstrczh:
3289  case SystemZ::BI__builtin_s390_vstrczf:
3290  case SystemZ::BI__builtin_s390_vstrcbs:
3291  case SystemZ::BI__builtin_s390_vstrchs:
3292  case SystemZ::BI__builtin_s390_vstrcfs:
3293  case SystemZ::BI__builtin_s390_vstrczbs:
3294  case SystemZ::BI__builtin_s390_vstrczhs:
3295  case SystemZ::BI__builtin_s390_vstrczfs: i = 3; l = 0; u = 15; break;
3296  case SystemZ::BI__builtin_s390_vmslg: i = 3; l = 0; u = 15; break;
3297  case SystemZ::BI__builtin_s390_vfminsb:
3298  case SystemZ::BI__builtin_s390_vfmaxsb:
3299  case SystemZ::BI__builtin_s390_vfmindb:
3300  case SystemZ::BI__builtin_s390_vfmaxdb: i = 2; l = 0; u = 15; break;
3301  case SystemZ::BI__builtin_s390_vsld: i = 2; l = 0; u = 7; break;
3302  case SystemZ::BI__builtin_s390_vsrd: i = 2; l = 0; u = 7; break;
3303  }
3304  return SemaBuiltinConstantArgRange(TheCall, i, l, u);
3305 }
3306 
3307 /// SemaBuiltinCpuSupports - Handle __builtin_cpu_supports(char *).
3308 /// This checks that the target supports __builtin_cpu_supports and
3309 /// that the string argument is constant and valid.
3310 static bool SemaBuiltinCpuSupports(Sema &S, CallExpr *TheCall) {
3311  Expr *Arg = TheCall->getArg(0);
3312 
3313  // Check if the argument is a string literal.
3314  if (!isa<StringLiteral>(Arg->IgnoreParenImpCasts()))
3315  return S.Diag(TheCall->getBeginLoc(), diag::err_expr_not_string_literal)
3316  << Arg->getSourceRange();
3317 
3318  // Check the contents of the string.
3319  StringRef Feature =
3320  cast<StringLiteral>(Arg->IgnoreParenImpCasts())->getString();
3321  if (!S.Context.getTargetInfo().validateCpuSupports(Feature))
3322  return S.Diag(TheCall->getBeginLoc(), diag::err_invalid_cpu_supports)
3323  << Arg->getSourceRange();
3324  return false;
3325 }
3326 
3327 /// SemaBuiltinCpuIs - Handle __builtin_cpu_is(char *).
3328 /// This checks that the target supports __builtin_cpu_is and
3329 /// that the string argument is constant and valid.
3330 static bool SemaBuiltinCpuIs(Sema &S, CallExpr *TheCall) {
3331  Expr *Arg = TheCall->getArg(0);
3332 
3333  // Check if the argument is a string literal.
3334  if (!isa<StringLiteral>(Arg->IgnoreParenImpCasts()))
3335  return S.Diag(TheCall->getBeginLoc(), diag::err_expr_not_string_literal)
3336  << Arg->getSourceRange();
3337 
3338  // Check the contents of the string.
3339  StringRef Feature =
3340  cast<StringLiteral>(Arg->IgnoreParenImpCasts())->getString();
3341  if (!S.Context.getTargetInfo().validateCpuIs(Feature))
3342  return S.Diag(TheCall->getBeginLoc(), diag::err_invalid_cpu_is)
3343  << Arg->getSourceRange();
3344  return false;
3345 }
3346 
3347 // Check if the rounding mode is legal.
3348 bool Sema::CheckX86BuiltinRoundingOrSAE(unsigned BuiltinID, CallExpr *TheCall) {
3349  // Indicates if this instruction has rounding control or just SAE.
3350  bool HasRC = false;
3351 
3352  unsigned ArgNum = 0;
3353  switch (BuiltinID) {
3354  default:
3355  return false;
3356  case X86::BI__builtin_ia32_vcvttsd2si32:
3357  case X86::BI__builtin_ia32_vcvttsd2si64:
3358  case X86::BI__builtin_ia32_vcvttsd2usi32:
3359  case X86::BI__builtin_ia32_vcvttsd2usi64:
3360  case X86::BI__builtin_ia32_vcvttss2si32:
3361  case X86::BI__builtin_ia32_vcvttss2si64:
3362  case X86::BI__builtin_ia32_vcvttss2usi32:
3363  case X86::BI__builtin_ia32_vcvttss2usi64:
3364  ArgNum = 1;
3365  break;
3366  case X86::BI__builtin_ia32_maxpd512:
3367  case X86::BI__builtin_ia32_maxps512:
3368  case X86::BI__builtin_ia32_minpd512:
3369  case X86::BI__builtin_ia32_minps512:
3370  ArgNum = 2;
3371  break;
3372  case X86::BI__builtin_ia32_cvtps2pd512_mask:
3373  case X86::BI__builtin_ia32_cvttpd2dq512_mask:
3374  case X86::BI__builtin_ia32_cvttpd2qq512_mask:
3375  case X86::BI__builtin_ia32_cvttpd2udq512_mask:
3376  case X86::BI__builtin_ia32_cvttpd2uqq512_mask:
3377  case X86::BI__builtin_ia32_cvttps2dq512_mask:
3378  case X86::BI__builtin_ia32_cvttps2qq512_mask:
3379  case X86::BI__builtin_ia32_cvttps2udq512_mask:
3380  case X86::BI__builtin_ia32_cvttps2uqq512_mask:
3381  case X86::BI__builtin_ia32_exp2pd_mask:
3382  case X86::BI__builtin_ia32_exp2ps_mask:
3383  case X86::BI__builtin_ia32_getexppd512_mask:
3384  case X86::BI__builtin_ia32_getexpps512_mask:
3385  case X86::BI__builtin_ia32_rcp28pd_mask:
3386  case X86::BI__builtin_ia32_rcp28ps_mask:
3387  case X86::BI__builtin_ia32_rsqrt28pd_mask:
3388  case X86::BI__builtin_ia32_rsqrt28ps_mask:
3389  case X86::BI__builtin_ia32_vcomisd:
3390  case X86::BI__builtin_ia32_vcomiss:
3391  case X86::BI__builtin_ia32_vcvtph2ps512_mask:
3392  ArgNum = 3;
3393  break;
3394  case X86::BI__builtin_ia32_cmppd512_mask:
3395  case X86::BI__builtin_ia32_cmpps512_mask:
3396  case X86::BI__builtin_ia32_cmpsd_mask:
3397  case X86::BI__builtin_ia32_cmpss_mask:
3398  case X86::BI__builtin_ia32_cvtss2sd_round_mask:
3399  case X86::BI__builtin_ia32_getexpsd128_round_mask:
3400  case X86::BI__builtin_ia32_getexpss128_round_mask:
3401  case X86::BI__builtin_ia32_getmantpd512_mask:
3402  case X86::BI__builtin_ia32_getmantps512_mask:
3403  case X86::BI__builtin_ia32_maxsd_round_mask:
3404  case X86::BI__builtin_ia32_maxss_round_mask:
3405  case X86::BI__builtin_ia32_minsd_round_mask:
3406  case X86::BI__builtin_ia32_minss_round_mask:
3407  case X86::BI__builtin_ia32_rcp28sd_round_mask:
3408  case X86::BI__builtin_ia32_rcp28ss_round_mask:
3409  case X86::BI__builtin_ia32_reducepd512_mask:
3410  case X86::BI__builtin_ia32_reduceps512_mask:
3411  case X86::BI__builtin_ia32_rndscalepd_mask:
3412  case X86::BI__builtin_ia32_rndscaleps_mask:
3413  case X86::BI__builtin_ia32_rsqrt28sd_round_mask:
3414  case X86::BI__builtin_ia32_rsqrt28ss_round_mask:
3415  ArgNum = 4;
3416  break;
3417  case X86::BI__builtin_ia32_fixupimmpd512_mask:
3418  case X86::BI__builtin_ia32_fixupimmpd512_maskz:
3419  case X86::BI__builtin_ia32_fixupimmps512_mask:
3420  case X86::BI__builtin_ia32_fixupimmps512_maskz:
3421  case X86::BI__builtin_ia32_fixupimmsd_mask:
3422  case X86::BI__builtin_ia32_fixupimmsd_maskz:
3423  case X86::BI__builtin_ia32_fixupimmss_mask:
3424  case X86::BI__builtin_ia32_fixupimmss_maskz:
3425  case X86::BI__builtin_ia32_getmantsd_round_mask:
3426  case X86::BI__builtin_ia32_getmantss_round_mask:
3427  case X86::BI__builtin_ia32_rangepd512_mask:
3428  case X86::BI__builtin_ia32_rangeps512_mask:
3429  case X86::BI__builtin_ia32_rangesd128_round_mask:
3430  case X86::BI__builtin_ia32_rangess128_round_mask:
3431  case X86::BI__builtin_ia32_reducesd_mask:
3432  case X86::BI__builtin_ia32_reducess_mask:
3433  case X86::BI__builtin_ia32_rndscalesd_round_mask:
3434  case X86::BI__builtin_ia32_rndscaless_round_mask:
3435  ArgNum = 5;
3436  break;
3437  case X86::BI__builtin_ia32_vcvtsd2si64:
3438  case X86::BI__builtin_ia32_vcvtsd2si32:
3439  case X86::BI__builtin_ia32_vcvtsd2usi32:
3440  case X86::BI__builtin_ia32_vcvtsd2usi64:
3441  case X86::BI__builtin_ia32_vcvtss2si32:
3442  case X86::BI__builtin_ia32_vcvtss2si64:
3443  case X86::BI__builtin_ia32_vcvtss2usi32:
3444  case X86::BI__builtin_ia32_vcvtss2usi64:
3445  case X86::BI__builtin_ia32_sqrtpd512:
3446  case X86::BI__builtin_ia32_sqrtps512:
3447  ArgNum = 1;
3448  HasRC = true;
3449  break;
3450  case X86::BI__builtin_ia32_addpd512:
3451  case X86::BI__builtin_ia32_addps512:
3452  case X86::BI__builtin_ia32_divpd512:
3453  case X86::BI__builtin_ia32_divps512:
3454  case X86::BI__builtin_ia32_mulpd512:
3455  case X86::BI__builtin_ia32_mulps512:
3456  case X86::BI__builtin_ia32_subpd512:
3457  case X86::BI__builtin_ia32_subps512:
3458  case X86::BI__builtin_ia32_cvtsi2sd64:
3459  case X86::BI__builtin_ia32_cvtsi2ss32:
3460  case X86::BI__builtin_ia32_cvtsi2ss64:
3461  case X86::BI__builtin_ia32_cvtusi2sd64:
3462  case X86::BI__builtin_ia32_cvtusi2ss32:
3463  case X86::BI__builtin_ia32_cvtusi2ss64:
3464  ArgNum = 2;
3465  HasRC = true;
3466  break;
3467  case X86::BI__builtin_ia32_cvtdq2ps512_mask:
3468  case X86::BI__builtin_ia32_cvtudq2ps512_mask:
3469  case X86::BI__builtin_ia32_cvtpd2ps512_mask:
3470  case X86::BI__builtin_ia32_cvtpd2dq512_mask:
3471  case X86::BI__builtin_ia32_cvtpd2qq512_mask:
3472  case X86::BI__builtin_ia32_cvtpd2udq512_mask:
3473  case X86::BI__builtin_ia32_cvtpd2uqq512_mask:
3474  case X86::BI__builtin_ia32_cvtps2dq512_mask:
3475  case X86::BI__builtin_ia32_cvtps2qq512_mask:
3476  case X86::BI__builtin_ia32_cvtps2udq512_mask:
3477  case X86::BI__builtin_ia32_cvtps2uqq512_mask:
3478  case X86::BI__builtin_ia32_cvtqq2pd512_mask:
3479  case X86::BI__builtin_ia32_cvtqq2ps512_mask:
3480  case X86::BI__builtin_ia32_cvtuqq2pd512_mask:
3481  case X86::BI__builtin_ia32_cvtuqq2ps512_mask:
3482  ArgNum = 3;
3483  HasRC = true;
3484  break;
3485  case X86::BI__builtin_ia32_addss_round_mask:
3486  case X86::BI__builtin_ia32_addsd_round_mask:
3487  case X86::BI__builtin_ia32_divss_round_mask:
3488  case X86::BI__builtin_ia32_divsd_round_mask:
3489  case X86::BI__builtin_ia32_mulss_round_mask:
3490  case X86::BI__builtin_ia32_mulsd_round_mask:
3491  case X86::BI__builtin_ia32_subss_round_mask:
3492  case X86::BI__builtin_ia32_subsd_round_mask:
3493  case X86::BI__builtin_ia32_scalefpd512_mask:
3494  case X86::BI__builtin_ia32_scalefps512_mask:
3495  case X86::BI__builtin_ia32_scalefsd_round_mask:
3496  case X86::BI__builtin_ia32_scalefss_round_mask:
3497  case X86::BI__builtin_ia32_cvtsd2ss_round_mask:
3498  case X86::BI__builtin_ia32_sqrtsd_round_mask:
3499  case X86::BI__builtin_ia32_sqrtss_round_mask:
3500  case X86::BI__builtin_ia32_vfmaddsd3_mask:
3501  case X86::BI__builtin_ia32_vfmaddsd3_maskz:
3502  case X86::BI__builtin_ia32_vfmaddsd3_mask3:
3503  case X86::BI__builtin_ia32_vfmaddss3_mask:
3504  case X86::BI__builtin_ia32_vfmaddss3_maskz:
3505  case X86::BI__builtin_ia32_vfmaddss3_mask3:
3506  case X86::BI__builtin_ia32_vfmaddpd512_mask:
3507  case X86::BI__builtin_ia32_vfmaddpd512_maskz:
3508  case X86::BI__builtin_ia32_vfmaddpd512_mask3:
3509  case X86::BI__builtin_ia32_vfmsubpd512_mask3:
3510  case X86::BI__builtin_ia32_vfmaddps512_mask:
3511  case X86::BI__builtin_ia32_vfmaddps512_maskz:
3512  case X86::BI__builtin_ia32_vfmaddps512_mask3:
3513  case X86::BI__builtin_ia32_vfmsubps512_mask3:
3514  case X86::BI__builtin_ia32_vfmaddsubpd512_mask:
3515  case X86::BI__builtin_ia32_vfmaddsubpd512_maskz:
3516  case X86::BI__builtin_ia32_vfmaddsubpd512_mask3:
3517  case X86::BI__builtin_ia32_vfmsubaddpd512_mask3:
3518  case X86::BI__builtin_ia32_vfmaddsubps512_mask:
3519  case X86::BI__builtin_ia32_vfmaddsubps512_maskz:
3520  case X86::BI__builtin_ia32_vfmaddsubps512_mask3:
3521  case X86::BI__builtin_ia32_vfmsubaddps512_mask3:
3522  ArgNum = 4;
3523  HasRC = true;
3524  break;
3525  }
3526 
3527  llvm::APSInt Result;
3528 
3529  // We can't check the value of a dependent argument.
3530  Expr *Arg = TheCall->getArg(ArgNum);
3531  if (Arg->isTypeDependent() || Arg->isValueDependent())
3532  return false;
3533 
3534  // Check constant-ness first.
3535  if (SemaBuiltinConstantArg(TheCall, ArgNum, Result))
3536  return true;
3537 
3538  // Make sure rounding mode is either ROUND_CUR_DIRECTION or ROUND_NO_EXC bit
3539  // is set. If the intrinsic has rounding control(bits 1:0), make sure its only
3540  // combined with ROUND_NO_EXC.
3541  if (Result == 4/*ROUND_CUR_DIRECTION*/ ||
3542  Result == 8/*ROUND_NO_EXC*/ ||
3543  (HasRC && Result.getZExtValue() >= 8 && Result.getZExtValue() <= 11))
3544  return false;
3545 
3546  return Diag(TheCall->getBeginLoc(), diag::err_x86_builtin_invalid_rounding)
3547  << Arg->getSourceRange();
3548 }
3549 
3550 // Check if the gather/scatter scale is legal.
3551 bool Sema::CheckX86BuiltinGatherScatterScale(unsigned BuiltinID,
3552  CallExpr *TheCall) {
3553  unsigned ArgNum = 0;
3554  switch (BuiltinID) {
3555  default:
3556  return false;
3557  case X86::BI__builtin_ia32_gatherpfdpd:
3558  case X86::BI__builtin_ia32_gatherpfdps:
3559  case X86::BI__builtin_ia32_gatherpfqpd:
3560  case X86::BI__builtin_ia32_gatherpfqps:
3561  case X86::BI__builtin_ia32_scatterpfdpd:
3562  case X86::BI__builtin_ia32_scatterpfdps:
3563  case X86::BI__builtin_ia32_scatterpfqpd:
3564  case X86::BI__builtin_ia32_scatterpfqps:
3565  ArgNum = 3;
3566  break;
3567  case X86::BI__builtin_ia32_gatherd_pd:
3568  case X86::BI__builtin_ia32_gatherd_pd256:
3569  case X86::BI__builtin_ia32_gatherq_pd:
3570  case X86::BI__builtin_ia32_gatherq_pd256:
3571  case X86::BI__builtin_ia32_gatherd_ps:
3572  case X86::BI__builtin_ia32_gatherd_ps256:
3573  case X86::BI__builtin_ia32_gatherq_ps:
3574  case X86::BI__builtin_ia32_gatherq_ps256:
3575  case X86::BI__builtin_ia32_gatherd_q:
3576  case X86::BI__builtin_ia32_gatherd_q256:
3577  case X86::BI__builtin_ia32_gatherq_q:
3578  case X86::BI__builtin_ia32_gatherq_q256:
3579  case X86::BI__builtin_ia32_gatherd_d:
3580  case X86::BI__builtin_ia32_gatherd_d256:
3581  case X86::BI__builtin_ia32_gatherq_d:
3582  case X86::BI__builtin_ia32_gatherq_d256:
3583  case X86::BI__builtin_ia32_gather3div2df:
3584  case X86::BI__builtin_ia32_gather3div2di:
3585  case X86::BI__builtin_ia32_gather3div4df:
3586  case X86::BI__builtin_ia32_gather3div4di:
3587  case X86::BI__builtin_ia32_gather3div4sf:
3588  case X86::BI__builtin_ia32_gather3div4si:
3589  case X86::BI__builtin_ia32_gather3div8sf:
3590  case X86::BI__builtin_ia32_gather3div8si:
3591  case X86::BI__builtin_ia32_gather3siv2df:
3592  case X86::BI__builtin_ia32_gather3siv2di:
3593  case X86::BI__builtin_ia32_gather3siv4df:
3594  case X86::BI__builtin_ia32_gather3siv4di:
3595  case X86::BI__builtin_ia32_gather3siv4sf:
3596  case X86::BI__builtin_ia32_gather3siv4si:
3597  case X86::BI__builtin_ia32_gather3siv8sf:
3598  case X86::BI__builtin_ia32_gather3siv8si:
3599  case X86::BI__builtin_ia32_gathersiv8df:
3600  case X86::BI__builtin_ia32_gathersiv16sf:
3601  case X86::BI__builtin_ia32_gatherdiv8df:
3602  case X86::BI__builtin_ia32_gatherdiv16sf:
3603  case X86::BI__builtin_ia32_gathersiv8di:
3604  case X86::BI__builtin_ia32_gathersiv16si:
3605  case X86::BI__builtin_ia32_gatherdiv8di:
3606  case X86::BI__builtin_ia32_gatherdiv16si:
3607  case X86::BI__builtin_ia32_scatterdiv2df:
3608  case X86::BI__builtin_ia32_scatterdiv2di:
3609  case X86::BI__builtin_ia32_scatterdiv4df:
3610  case X86::BI__builtin_ia32_scatterdiv4di:
3611  case X86::BI__builtin_ia32_scatterdiv4sf:
3612  case X86::BI__builtin_ia32_scatterdiv4si:
3613  case X86::BI__builtin_ia32_scatterdiv8sf:
3614  case X86::BI__builtin_ia32_scatterdiv8si:
3615  case X86::BI__builtin_ia32_scattersiv2df:
3616  case X86::BI__builtin_ia32_scattersiv2di:
3617  case X86::BI__builtin_ia32_scattersiv4df:
3618  case X86::BI__builtin_ia32_scattersiv4di:
3619  case X86::BI__builtin_ia32_scattersiv4sf:
3620  case X86::BI__builtin_ia32_scattersiv4si:
3621  case X86::BI__builtin_ia32_scattersiv8sf:
3622  case X86::BI__builtin_ia32_scattersiv8si:
3623  case X86::BI__builtin_ia32_scattersiv8df:
3624  case X86::BI__builtin_ia32_scattersiv16sf:
3625  case X86::BI__builtin_ia32_scatterdiv8df:
3626  case X86::BI__builtin_ia32_scatterdiv16sf:
3627  case X86::BI__builtin_ia32_scattersiv8di:
3628  case X86::BI__builtin_ia32_scattersiv16si:
3629  case X86::BI__builtin_ia32_scatterdiv8di:
3630  case X86::BI__builtin_ia32_scatterdiv16si:
3631  ArgNum = 4;
3632  break;
3633  }
3634 
3635  llvm::APSInt Result;
3636 
3637  // We can't check the value of a dependent argument.
3638  Expr *Arg = TheCall->getArg(ArgNum);
3639  if (Arg->isTypeDependent() || Arg->isValueDependent())
3640  return false;
3641 
3642  // Check constant-ness first.
3643  if (SemaBuiltinConstantArg(TheCall, ArgNum, Result))
3644  return true;
3645 
3646  if (Result == 1 || Result == 2 || Result == 4 || Result == 8)
3647  return false;
3648 
3649  return Diag(TheCall->getBeginLoc(), diag::err_x86_builtin_invalid_scale)
3650  << Arg->getSourceRange();
3651 }
3652 
3653 static bool isX86_32Builtin(unsigned BuiltinID) {
3654  // These builtins only work on x86-32 targets.
3655  switch (BuiltinID) {
3656  case X86::BI__builtin_ia32_readeflags_u32:
3657  case X86::BI__builtin_ia32_writeeflags_u32:
3658  return true;
3659  }
3660 
3661  return false;
3662 }
3663 
3664 bool Sema::CheckX86BuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall) {
3665  if (BuiltinID == X86::BI__builtin_cpu_supports)
3666  return SemaBuiltinCpuSupports(*this, TheCall);
3667 
3668  if (BuiltinID == X86::BI__builtin_cpu_is)
3669  return SemaBuiltinCpuIs(*this, TheCall);
3670 
3671  // Check for 32-bit only builtins on a 64-bit target.
3672  const llvm::Triple &TT = Context.getTargetInfo().getTriple();
3673  if (TT.getArch() != llvm::Triple::x86 && isX86_32Builtin(BuiltinID))
3674  return Diag(TheCall->getCallee()->getBeginLoc(),
3675  diag::err_32_bit_builtin_64_bit_tgt);
3676 
3677  // If the intrinsic has rounding or SAE make sure its valid.
3678  if (CheckX86BuiltinRoundingOrSAE(BuiltinID, TheCall))
3679  return true;
3680 
3681  // If the intrinsic has a gather/scatter scale immediate make sure its valid.
3682  if (CheckX86BuiltinGatherScatterScale(BuiltinID, TheCall))
3683  return true;
3684 
3685  // For intrinsics which take an immediate value as part of the instruction,
3686  // range check them here.
3687  int i = 0, l = 0, u = 0;
3688  switch (BuiltinID) {
3689  default:
3690  return false;
3691  case X86::BI__builtin_ia32_vec_ext_v2si:
3692  case X86::BI__builtin_ia32_vec_ext_v2di:
3693  case X86::BI__builtin_ia32_vextractf128_pd256:
3694  case X86::BI__builtin_ia32_vextractf128_ps256:
3695  case X86::BI__builtin_ia32_vextractf128_si256:
3696  case X86::BI__builtin_ia32_extract128i256:
3697  case X86::BI__builtin_ia32_extractf64x4_mask:
3698  case X86::BI__builtin_ia32_extracti64x4_mask:
3699  case X86::BI__builtin_ia32_extractf32x8_mask:
3700  case X86::BI__builtin_ia32_extracti32x8_mask:
3701  case X86::BI__builtin_ia32_extractf64x2_256_mask:
3702  case X86::BI__builtin_ia32_extracti64x2_256_mask:
3703  case X86::BI__builtin_ia32_extractf32x4_256_mask:
3704  case X86::BI__builtin_ia32_extracti32x4_256_mask:
3705  i = 1; l = 0; u = 1;
3706  break;
3707  case X86::BI__builtin_ia32_vec_set_v2di:
3708  case X86::BI__builtin_ia32_vinsertf128_pd256:
3709  case X86::BI__builtin_ia32_vinsertf128_ps256:
3710  case X86::BI__builtin_ia32_vinsertf128_si256:
3711  case X86::BI__builtin_ia32_insert128i256:
3712  case X86::BI__builtin_ia32_insertf32x8:
3713  case X86::BI__builtin_ia32_inserti32x8:
3714  case X86::BI__builtin_ia32_insertf64x4:
3715  case X86::BI__builtin_ia32_inserti64x4:
3716  case X86::BI__builtin_ia32_insertf64x2_256:
3717  case X86::BI__builtin_ia32_inserti64x2_256:
3718  case X86::BI__builtin_ia32_insertf32x4_256:
3719  case X86::BI__builtin_ia32_inserti32x4_256:
3720  i = 2; l = 0; u = 1;
3721  break;
3722  case X86::BI__builtin_ia32_vpermilpd:
3723  case X86::BI__builtin_ia32_vec_ext_v4hi:
3724  case X86::BI__builtin_ia32_vec_ext_v4si:
3725  case X86::BI__builtin_ia32_vec_ext_v4sf:
3726  case X86::BI__builtin_ia32_vec_ext_v4di:
3727  case X86::BI__builtin_ia32_extractf32x4_mask:
3728  case X86::BI__builtin_ia32_extracti32x4_mask:
3729  case X86::BI__builtin_ia32_extractf64x2_512_mask:
3730  case X86::BI__builtin_ia32_extracti64x2_512_mask:
3731  i = 1; l = 0; u = 3;
3732  break;
3733  case X86::BI_mm_prefetch:
3734  case X86::BI__builtin_ia32_vec_ext_v8hi:
3735  case X86::BI__builtin_ia32_vec_ext_v8si:
3736  i = 1; l = 0; u = 7;
3737  break;
3738  case X86::BI__builtin_ia32_sha1rnds4:
3739  case X86::BI__builtin_ia32_blendpd:
3740  case X86::BI__builtin_ia32_shufpd:
3741  case X86::BI__builtin_ia32_vec_set_v4hi:
3742  case X86::BI__builtin_ia32_vec_set_v4si:
3743  case X86::BI__builtin_ia32_vec_set_v4di:
3744  case X86::BI__builtin_ia32_shuf_f32x4_256:
3745  case X86::BI__builtin_ia32_shuf_f64x2_256:
3746  case X86::BI__builtin_ia32_shuf_i32x4_256:
3747  case X86::BI__builtin_ia32_shuf_i64x2_256:
3748  case X86::BI__builtin_ia32_insertf64x2_512:
3749  case X86::BI__builtin_ia32_inserti64x2_512:
3750  case X86::BI__builtin_ia32_insertf32x4:
3751  case X86::BI__builtin_ia32_inserti32x4:
3752  i = 2; l = 0; u = 3;
3753  break;
3754  case X86::BI__builtin_ia32_vpermil2pd:
3755  case X86::BI__builtin_ia32_vpermil2pd256:
3756  case X86::BI__builtin_ia32_vpermil2ps:
3757  case X86::BI__builtin_ia32_vpermil2ps256:
3758  i = 3; l = 0; u = 3;
3759  break;
3760  case X86::BI__builtin_ia32_cmpb128_mask:
3761  case X86::BI__builtin_ia32_cmpw128_mask:
3762  case X86::BI__builtin_ia32_cmpd128_mask:
3763  case X86::BI__builtin_ia32_cmpq128_mask:
3764  case X86::BI__builtin_ia32_cmpb256_mask:
3765  case X86::BI__builtin_ia32_cmpw256_mask:
3766  case X86::BI__builtin_ia32_cmpd256_mask:
3767  case X86::BI__builtin_ia32_cmpq256_mask:
3768  case X86::BI__builtin_ia32_cmpb512_mask:
3769  case X86::BI__builtin_ia32_cmpw512_mask:
3770  case X86::BI__builtin_ia32_cmpd512_mask:
3771  case X86::BI__builtin_ia32_cmpq512_mask:
3772  case X86::BI__builtin_ia32_ucmpb128_mask:
3773  case X86::BI__builtin_ia32_ucmpw128_mask:
3774  case X86::BI__builtin_ia32_ucmpd128_mask:
3775  case X86::BI__builtin_ia32_ucmpq128_mask:
3776  case X86::BI__builtin_ia32_ucmpb256_mask:
3777  case X86::BI__builtin_ia32_ucmpw256_mask:
3778  case X86::BI__builtin_ia32_ucmpd256_mask:
3779  case X86::BI__builtin_ia32_ucmpq256_mask:
3780  case X86::BI__builtin_ia32_ucmpb512_mask:
3781  case X86::BI__builtin_ia32_ucmpw512_mask:
3782  case X86::BI__builtin_ia32_ucmpd512_mask:
3783  case X86::BI__builtin_ia32_ucmpq512_mask:
3784  case X86::BI__builtin_ia32_vpcomub:
3785  case X86::BI__builtin_ia32_vpcomuw:
3786  case X86::BI__builtin_ia32_vpcomud:
3787  case X86::BI__builtin_ia32_vpcomuq:
3788  case X86::BI__builtin_ia32_vpcomb:
3789  case X86::BI__builtin_ia32_vpcomw:
3790  case X86::BI__builtin_ia32_vpcomd:
3791  case X86::BI__builtin_ia32_vpcomq:
3792  case X86::BI__builtin_ia32_vec_set_v8hi:
3793  case X86::BI__builtin_ia32_vec_set_v8si:
3794  i = 2; l = 0; u = 7;
3795  break;
3796  case X86::BI__builtin_ia32_vpermilpd256:
3797  case X86::BI__builtin_ia32_roundps:
3798  case X86::BI__builtin_ia32_roundpd:
3799  case X86::BI__builtin_ia32_roundps256:
3800  case X86::BI__builtin_ia32_roundpd256:
3801  case X86::BI__builtin_ia32_getmantpd128_mask:
3802  case X86::BI__builtin_ia32_getmantpd256_mask:
3803  case X86::BI__builtin_ia32_getmantps128_mask:
3804  case X86::BI__builtin_ia32_getmantps256_mask:
3805  case X86::BI__builtin_ia32_getmantpd512_mask:
3806  case X86::BI__builtin_ia32_getmantps512_mask:
3807  case X86::BI__builtin_ia32_vec_ext_v16qi:
3808  case X86::BI__builtin_ia32_vec_ext_v16hi:
3809  i = 1; l = 0; u = 15;
3810  break;
3811  case X86::BI__builtin_ia32_pblendd128:
3812  case X86::BI__builtin_ia32_blendps:
3813  case X86::BI__builtin_ia32_blendpd256:
3814  case X86::BI__builtin_ia32_shufpd256:
3815  case X86::BI__builtin_ia32_roundss:
3816  case X86::BI__builtin_ia32_roundsd:
3817  case X86::BI__builtin_ia32_rangepd128_mask:
3818  case X86::BI__builtin_ia32_rangepd256_mask:
3819  case X86::BI__builtin_ia32_rangepd512_mask:
3820  case X86::BI__builtin_ia32_rangeps128_mask:
3821  case X86::BI__builtin_ia32_rangeps256_mask:
3822  case X86::BI__builtin_ia32_rangeps512_mask:
3823  case X86::BI__builtin_ia32_getmantsd_round_mask:
3824  case X86::BI__builtin_ia32_getmantss_round_mask:
3825  case X86::BI__builtin_ia32_vec_set_v16qi:
3826  case X86::BI__builtin_ia32_vec_set_v16hi:
3827  i = 2; l = 0; u = 15;
3828  break;
3829  case X86::BI__builtin_ia32_vec_ext_v32qi:
3830  i = 1; l = 0; u = 31;
3831  break;
3832  case X86::BI__builtin_ia32_cmpps:
3833  case X86::BI__builtin_ia32_cmpss:
3834  case X86::BI__builtin_ia32_cmppd:
3835  case X86::BI__builtin_ia32_cmpsd:
3836  case X86::BI__builtin_ia32_cmpps256:
3837  case X86::BI__builtin_ia32_cmppd256:
3838  case X86::BI__builtin_ia32_cmpps128_mask:
3839  case X86::BI__builtin_ia32_cmppd128_mask:
3840  case X86::BI__builtin_ia32_cmpps256_mask:
3841  case X86::BI__builtin_ia32_cmppd256_mask:
3842  case X86::BI__builtin_ia32_cmpps512_mask:
3843  case X86::BI__builtin_ia32_cmppd512_mask:
3844  case X86::BI__builtin_ia32_cmpsd_mask:
3845  case X86::BI__builtin_ia32_cmpss_mask:
3846  case X86::BI__builtin_ia32_vec_set_v32qi:
3847  i = 2; l = 0; u = 31;
3848  break;
3849  case X86::BI__builtin_ia32_permdf256:
3850  case X86::BI__builtin_ia32_permdi256:
3851  case X86::BI__builtin_ia32_permdf512:
3852  case X86::BI__builtin_ia32_permdi512:
3853  case X86::BI__builtin_ia32_vpermilps:
3854  case X86::BI__builtin_ia32_vpermilps256:
3855  case X86::BI__builtin_ia32_vpermilpd512:
3856  case X86::BI__builtin_ia32_vpermilps512:
3857  case X86::BI__builtin_ia32_pshufd:
3858  case X86::BI__builtin_ia32_pshufd256:
3859  case X86::BI__builtin_ia32_pshufd512:
3860  case X86::BI__builtin_ia32_pshufhw:
3861  case X86::BI__builtin_ia32_pshufhw256:
3862  case X86::BI__builtin_ia32_pshufhw512:
3863  case X86::BI__builtin_ia32_pshuflw:
3864  case X86::BI__builtin_ia32_pshuflw256:
3865  case X86::BI__builtin_ia32_pshuflw512:
3866  case X86::BI__builtin_ia32_vcvtps2ph:
3867  case X86::BI__builtin_ia32_vcvtps2ph_mask:
3868  case X86::BI__builtin_ia32_vcvtps2ph256:
3869  case X86::BI__builtin_ia32_vcvtps2ph256_mask:
3870  case X86::BI__builtin_ia32_vcvtps2ph512_mask:
3871  case X86::BI__builtin_ia32_rndscaleps_128_mask:
3872  case X86::BI__builtin_ia32_rndscalepd_128_mask:
3873  case X86::BI__builtin_ia32_rndscaleps_256_mask:
3874  case X86::BI__builtin_ia32_rndscalepd_256_mask:
3875  case X86::BI__builtin_ia32_rndscaleps_mask:
3876  case X86::BI__builtin_ia32_rndscalepd_mask:
3877  case X86::BI__builtin_ia32_reducepd128_mask:
3878  case X86::BI__builtin_ia32_reducepd256_mask:
3879  case X86::BI__builtin_ia32_reducepd512_mask:
3880  case X86::BI__builtin_ia32_reduceps128_mask:
3881  case X86::BI__builtin_ia32_reduceps256_mask:
3882  case X86::BI__builtin_ia32_reduceps512_mask:
3883  case X86::BI__builtin_ia32_prold512:
3884  case X86::BI__builtin_ia32_prolq512:
3885  case X86::BI__builtin_ia32_prold128:
3886  case X86::BI__builtin_ia32_prold256:
3887  case X86::BI__builtin_ia32_prolq128:
3888  case X86::BI__builtin_ia32_prolq256:
3889  case X86::BI__builtin_ia32_prord512:
3890  case X86::BI__builtin_ia32_prorq512:
3891  case X86::BI__builtin_ia32_prord128:
3892  case X86::BI__builtin_ia32_prord256:
3893  case X86::BI__builtin_ia32_prorq128:
3894  case X86::BI__builtin_ia32_prorq256:
3895  case X86::BI__builtin_ia32_fpclasspd128_mask:
3896  case X86::BI__builtin_ia32_fpclasspd256_mask:
3897  case X86::BI__builtin_ia32_fpclassps128_mask:
3898  case X86::BI__builtin_ia32_fpclassps256_mask:
3899  case X86::BI__builtin_ia32_fpclassps512_mask:
3900  case X86::BI__builtin_ia32_fpclasspd512_mask:
3901  case X86::BI__builtin_ia32_fpclasssd_mask:
3902  case X86::BI__builtin_ia32_fpclassss_mask:
3903  case X86::BI__builtin_ia32_pslldqi128_byteshift:
3904  case X86::BI__builtin_ia32_pslldqi256_byteshift:
3905  case X86::BI__builtin_ia32_pslldqi512_byteshift:
3906  case X86::BI__builtin_ia32_psrldqi128_byteshift:
3907  case X86::BI__builtin_ia32_psrldqi256_byteshift:
3908  case X86::BI__builtin_ia32_psrldqi512_byteshift:
3909  case X86::BI__builtin_ia32_kshiftliqi:
3910  case X86::BI__builtin_ia32_kshiftlihi:
3911  case X86::BI__builtin_ia32_kshiftlisi:
3912  case X86::BI__builtin_ia32_kshiftlidi:
3913  case X86::BI__builtin_ia32_kshiftriqi:
3914  case X86::BI__builtin_ia32_kshiftrihi:
3915  case X86::BI__builtin_ia32_kshiftrisi:
3916  case X86::BI__builtin_ia32_kshiftridi:
3917  i = 1; l = 0; u = 255;
3918  break;
3919  case X86::BI__builtin_ia32_vperm2f128_pd256:
3920  case X86::BI__builtin_ia32_vperm2f128_ps256:
3921  case X86::BI__builtin_ia32_vperm2f128_si256:
3922  case X86::BI__builtin_ia32_permti256:
3923  case X86::BI__builtin_ia32_pblendw128:
3924  case X86::BI__builtin_ia32_pblendw256:
3925  case X86::BI__builtin_ia32_blendps256:
3926  case X86::BI__builtin_ia32_pblendd256:
3927  case X86::BI__builtin_ia32_palignr128:
3928  case X86::BI__builtin_ia32_palignr256:
3929  case X86::BI__builtin_ia32_palignr512:
3930  case X86::BI__builtin_ia32_alignq512:
3931  case X86::BI__builtin_ia32_alignd512:
3932  case X86::BI__builtin_ia32_alignd128:
3933  case X86::BI__builtin_ia32_alignd256:
3934  case X86::BI__builtin_ia32_alignq128:
3935  case X86::BI__builtin_ia32_alignq256:
3936  case X86::BI__builtin_ia32_vcomisd:
3937  case X86::BI__builtin_ia32_vcomiss:
3938  case X86::BI__builtin_ia32_shuf_f32x4:
3939  case X86::BI__builtin_ia32_shuf_f64x2:
3940  case X86::BI__builtin_ia32_shuf_i32x4:
3941  case X86::BI__builtin_ia32_shuf_i64x2:
3942  case X86::BI__builtin_ia32_shufpd512:
3943  case X86::BI__builtin_ia32_shufps:
3944  case X86::BI__builtin_ia32_shufps256:
3945  case X86::BI__builtin_ia32_shufps512:
3946  case X86::BI__builtin_ia32_dbpsadbw128:
3947  case X86::BI__builtin_ia32_dbpsadbw256:
3948  case X86::BI__builtin_ia32_dbpsadbw512:
3949  case X86::BI__builtin_ia32_vpshldd128:
3950  case X86::BI__builtin_ia32_vpshldd256:
3951  case X86::BI__builtin_ia32_vpshldd512:
3952  case X86::BI__builtin_ia32_vpshldq128:
3953  case X86::BI__builtin_ia32_vpshldq256:
3954  case X86::BI__builtin_ia32_vpshldq512:
3955  case X86::BI__builtin_ia32_vpshldw128:
3956  case X86::BI__builtin_ia32_vpshldw256:
3957  case X86::BI__builtin_ia32_vpshldw512:
3958  case X86::BI__builtin_ia32_vpshrdd128:
3959  case X86::BI__builtin_ia32_vpshrdd256:
3960  case X86::BI__builtin_ia32_vpshrdd512:
3961  case X86::BI__builtin_ia32_vpshrdq128:
3962  case X86::BI__builtin_ia32_vpshrdq256:
3963  case X86::BI__builtin_ia32_vpshrdq512:
3964  case X86::BI__builtin_ia32_vpshrdw128:
3965  case X86::BI__builtin_ia32_vpshrdw256:
3966  case X86::BI__builtin_ia32_vpshrdw512:
3967  i = 2; l = 0; u = 255;
3968  break;
3969  case X86::BI__builtin_ia32_fixupimmpd512_mask:
3970  case X86::BI__builtin_ia32_fixupimmpd512_maskz:
3971  case X86::BI__builtin_ia32_fixupimmps512_mask:
3972  case X86::BI__builtin_ia32_fixupimmps512_maskz:
3973  case X86::BI__builtin_ia32_fixupimmsd_mask:
3974  case X86::BI__builtin_ia32_fixupimmsd_maskz:
3975  case X86::BI__builtin_ia32_fixupimmss_mask:
3976  case X86::BI__builtin_ia32_fixupimmss_maskz:
3977  case X86::BI__builtin_ia32_fixupimmpd128_mask:
3978  case X86::BI__builtin_ia32_fixupimmpd128_maskz:
3979  case X86::BI__builtin_ia32_fixupimmpd256_mask:
3980  case X86::BI__builtin_ia32_fixupimmpd256_maskz:
3981  case X86::BI__builtin_ia32_fixupimmps128_mask:
3982  case X86::BI__builtin_ia32_fixupimmps128_maskz:
3983  case X86::BI__builtin_ia32_fixupimmps256_mask:
3984  case X86::BI__builtin_ia32_fixupimmps256_maskz:
3985  case X86::BI__builtin_ia32_pternlogd512_mask:
3986  case X86::BI__builtin_ia32_pternlogd512_maskz:
3987  case X86::BI__builtin_ia32_pternlogq512_mask:
3988  case X86::BI__builtin_ia32_pternlogq512_maskz:
3989  case X86::BI__builtin_ia32_pternlogd128_mask:
3990  case X86::BI__builtin_ia32_pternlogd128_maskz:
3991  case X86::BI__builtin_ia32_pternlogd256_mask:
3992  case X86::BI__builtin_ia32_pternlogd256_maskz:
3993  case X86::BI__builtin_ia32_pternlogq128_mask:
3994  case X86::BI__builtin_ia32_pternlogq128_maskz:
3995  case X86::BI__builtin_ia32_pternlogq256_mask:
3996  case X86::BI__builtin_ia32_pternlogq256_maskz:
3997  i = 3; l = 0; u = 255;
3998  break;
3999  case X86::BI__builtin_ia32_gatherpfdpd:
4000  case X86::BI__builtin_ia32_gatherpfdps:
4001  case X86::BI__builtin_ia32_gatherpfqpd:
4002  case X86::BI__builtin_ia32_gatherpfqps:
4003  case X86::BI__builtin_ia32_scatterpfdpd:
4004  case X86::BI__builtin_ia32_scatterpfdps:
4005  case X86::BI__builtin_ia32_scatterpfqpd:
4006  case X86::BI__builtin_ia32_scatterpfqps:
4007  i = 4; l = 2; u = 3;
4008  break;
4009  case X86::BI__builtin_ia32_reducesd_mask:
4010  case X86::BI__builtin_ia32_reducess_mask:
4011  case X86::BI__builtin_ia32_rndscalesd_round_mask:
4012  case X86::BI__builtin_ia32_rndscaless_round_mask:
4013  i = 4; l = 0; u = 255;
4014  break;
4015  }
4016 
4017  // Note that we don't force a hard error on the range check here, allowing
4018  // template-generated or macro-generated dead code to potentially have out-of-
4019  // range values. These need to code generate, but don't need to necessarily
4020  // make any sense. We use a warning that defaults to an error.
4021  return SemaBuiltinConstantArgRange(TheCall, i, l, u, /*RangeIsError*/ false);
4022 }
4023 
4024 /// Given a FunctionDecl's FormatAttr, attempts to populate the FomatStringInfo
4025 /// parameter with the FormatAttr's correct format_idx and firstDataArg.
4026 /// Returns true when the format fits the function and the FormatStringInfo has
4027 /// been populated.
4028 bool Sema::getFormatStringInfo(const FormatAttr *Format, bool IsCXXMember,
4029  FormatStringInfo *FSI) {
4030  FSI->HasVAListArg = Format->getFirstArg() == 0;
4031  FSI->FormatIdx = Format->getFormatIdx() - 1;
4032  FSI->FirstDataArg = FSI->HasVAListArg ? 0 : Format->getFirstArg() - 1;
4033 
4034  // The way the format attribute works in GCC, the implicit this argument
4035  // of member functions is counted. However, it doesn't appear in our own
4036  // lists, so decrement format_idx in that case.
4037  if (IsCXXMember) {
4038  if(FSI->FormatIdx == 0)
4039  return false;
4040  --FSI->FormatIdx;
4041  if (FSI->FirstDataArg != 0)
4042  --FSI->FirstDataArg;
4043  }
4044  return true;
4045 }
4046 
4047 /// Checks if a the given expression evaluates to null.
4048 ///
4049 /// Returns true if the value evaluates to null.
4050 static bool CheckNonNullExpr(Sema &S, const Expr *Expr) {
4051  // If the expression has non-null type, it doesn't evaluate to null.
4052  if (auto nullability
4053  = Expr->IgnoreImplicit()->getType()->getNullability(S.Context)) {
4054  if (*nullability == NullabilityKind::NonNull)
4055  return false;
4056  }
4057 
4058  // As a special case, transparent unions initialized with zero are
4059  // considered null for the purposes of the nonnull attribute.
4060  if (const RecordType *UT = Expr->getType()->getAsUnionType()) {
4061  if (UT->getDecl()->hasAttr<TransparentUnionAttr>())
4062  if (const CompoundLiteralExpr *CLE =
4063  dyn_cast<CompoundLiteralExpr>(Expr))
4064  if (const InitListExpr *ILE =
4065  dyn_cast<InitListExpr>(CLE->getInitializer()))
4066  Expr = ILE->getInit(0);
4067  }
4068 
4069  bool Result;
4070  return (!Expr->isValueDependent() &&
4071  Expr->EvaluateAsBooleanCondition(Result, S.Context) &&
4072  !Result);
4073 }
4074 
4076  const Expr *ArgExpr,
4077  SourceLocation CallSiteLoc) {
4078  if (CheckNonNullExpr(S, ArgExpr))
4079  S.DiagRuntimeBehavior(CallSiteLoc, ArgExpr,
4080  S.PDiag(diag::warn_null_arg)
4081  << ArgExpr->getSourceRange());
4082 }
4083 
4084 bool Sema::GetFormatNSStringIdx(const FormatAttr *Format, unsigned &Idx) {
4085  FormatStringInfo FSI;
4086  if ((GetFormatStringType(Format) == FST_NSString) &&
4087  getFormatStringInfo(Format, false, &FSI)) {
4088  Idx = FSI.FormatIdx;
4089  return true;
4090  }
4091  return false;
4092 }
4093 
4094 /// Diagnose use of %s directive in an NSString which is being passed
4095 /// as formatting string to formatting method.
4096 static void
4098  const NamedDecl *FDecl,
4099  Expr **Args,
4100  unsigned NumArgs) {
4101  unsigned Idx = 0;
4102  bool Format = false;
4104  if (SFFamily == ObjCStringFormatFamily::SFF_CFString) {
4105  Idx = 2;
4106  Format = true;
4107  }
4108  else
4109  for (const auto *I : FDecl->specific_attrs<FormatAttr>()) {
4110  if (S.GetFormatNSStringIdx(I, Idx)) {
4111  Format = true;
4112  break;
4113  }
4114  }
4115  if (!Format || NumArgs <= Idx)
4116  return;
4117  const Expr *FormatExpr = Args[Idx];
4118  if (const CStyleCastExpr *CSCE = dyn_cast<CStyleCastExpr>(FormatExpr))
4119  FormatExpr = CSCE->getSubExpr();
4120  const StringLiteral *FormatString;
4121  if (const ObjCStringLiteral *OSL =
4122  dyn_cast<ObjCStringLiteral>(FormatExpr->IgnoreParenImpCasts()))
4123  FormatString = OSL->getString();
4124  else
4125  FormatString = dyn_cast<StringLiteral>(FormatExpr->IgnoreParenImpCasts());
4126  if (!FormatString)
4127  return;
4128  if (S.FormatStringHasSArg(FormatString)) {
4129  S.Diag(FormatExpr->getExprLoc(), diag::warn_objc_cdirective_format_string)
4130  << "%s" << 1 << 1;
4131  S.Diag(FDecl->getLocation(), diag::note_entity_declared_at)
4132  << FDecl->getDeclName();
4133  }
4134 }
4135 
4136 /// Determine whether the given type has a non-null nullability annotation.
4138  if (auto nullability = type->getNullability(ctx))
4139  return *nullability == NullabilityKind::NonNull;
4140 
4141  return false;
4142 }
4143 
4145  const NamedDecl *FDecl,
4146  const FunctionProtoType *Proto,
4147  ArrayRef<const Expr *> Args,
4148  SourceLocation CallSiteLoc) {
4149  assert((FDecl || Proto) && "Need a function declaration or prototype");
4150 
4151  // Already checked by by constant evaluator.
4152  if (S.isConstantEvaluated())
4153  return;
4154  // Check the attributes attached to the method/function itself.
4155  llvm::SmallBitVector NonNullArgs;
4156  if (FDecl) {
4157  // Handle the nonnull attribute on the function/method declaration itself.
4158  for (const auto *NonNull : FDecl->specific_attrs<NonNullAttr>()) {
4159  if (!NonNull->args_size()) {
4160  // Easy case: all pointer arguments are nonnull.
4161  for (const auto *Arg : Args)
4162  if (S.isValidPointerAttrType(Arg->getType()))
4163  CheckNonNullArgument(S, Arg, CallSiteLoc);
4164  return;
4165  }
4166 
4167  for (const ParamIdx &Idx : NonNull->args()) {
4168  unsigned IdxAST = Idx.getASTIndex();
4169  if (IdxAST >= Args.size())
4170  continue;
4171  if (NonNullArgs.empty())
4172  NonNullArgs.resize(Args.size());
4173  NonNullArgs.set(IdxAST);
4174  }
4175  }
4176  }
4177 
4178  if (FDecl && (isa<FunctionDecl>(FDecl) || isa<ObjCMethodDecl>(FDecl))) {
4179  // Handle the nonnull attribute on the parameters of the
4180  // function/method.
4181  ArrayRef<ParmVarDecl*> parms;
4182  if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(FDecl))
4183  parms = FD->parameters();
4184  else
4185  parms = cast<ObjCMethodDecl>(FDecl)->parameters();
4186 
4187  unsigned ParamIndex = 0;
4188  for (ArrayRef<ParmVarDecl*>::iterator I = parms.begin(), E = parms.end();
4189  I != E; ++I, ++ParamIndex) {
4190  const ParmVarDecl *PVD = *I;
4191  if (PVD->hasAttr<NonNullAttr>() ||
4192  isNonNullType(S.Context, PVD->getType())) {
4193  if (NonNullArgs.empty())
4194  NonNullArgs.resize(Args.size());
4195 
4196  NonNullArgs.set(ParamIndex);
4197  }
4198  }
4199  } else {
4200  // If we have a non-function, non-method declaration but no
4201  // function prototype, try to dig out the function prototype.
4202  if (!Proto) {
4203  if (const ValueDecl *VD = dyn_cast<ValueDecl>(FDecl)) {
4204  QualType type = VD->getType().getNonReferenceType();
4205  if (auto pointerType = type->getAs<PointerType>())
4206  type = pointerType->getPointeeType();
4207  else if (auto blockType = type->getAs<BlockPointerType>())
4208  type = blockType->getPointeeType();
4209  // FIXME: data member pointers?
4210 
4211  // Dig out the function prototype, if there is one.
4212  Proto = type->getAs<FunctionProtoType>();
4213  }
4214  }
4215 
4216  // Fill in non-null argument information from the nullability
4217  // information on the parameter types (if we have them).
4218  if (Proto) {
4219  unsigned Index = 0;
4220  for (auto paramType : Proto->getParamTypes()) {
4221  if (isNonNullType(S.Context, paramType)) {
4222  if (NonNullArgs.empty())
4223  NonNullArgs.resize(Args.size());
4224 
4225  NonNullArgs.set(Index);
4226  }
4227 
4228  ++Index;
4229  }
4230  }
4231  }
4232 
4233  // Check for non-null arguments.
4234  for (unsigned ArgIndex = 0, ArgIndexEnd = NonNullArgs.size();
4235  ArgIndex != ArgIndexEnd; ++ArgIndex) {
4236  if (NonNullArgs[ArgIndex])
4237  CheckNonNullArgument(S, Args[ArgIndex], CallSiteLoc);
4238  }
4239 }
4240 
4241 /// Handles the checks for format strings, non-POD arguments to vararg
4242 /// functions, NULL arguments passed to non-NULL parameters, and diagnose_if
4243 /// attributes.
4244 void Sema::checkCall(NamedDecl *FDecl, const FunctionProtoType *Proto,
4245  const Expr *ThisArg, ArrayRef<const Expr *> Args,
4246  bool IsMemberFunction, SourceLocation Loc,
4247  SourceRange Range, VariadicCallType CallType) {
4248  // FIXME: We should check as much as we can in the template definition.
4249  if (CurContext->isDependentContext())
4250  return;
4251 
4252  // Printf and scanf checking.
4253  llvm::SmallBitVector CheckedVarArgs;
4254  if (FDecl) {
4255  for (const auto *I : FDecl->specific_attrs<FormatAttr>()) {
4256  // Only create vector if there are format attributes.
4257  CheckedVarArgs.resize(Args.size());
4258 
4259  CheckFormatArguments(I, Args, IsMemberFunction, CallType, Loc, Range,
4260  CheckedVarArgs);
4261  }
4262  }
4263 
4264  // Refuse POD arguments that weren't caught by the format string
4265  // checks above.
4266  auto *FD = dyn_cast_or_null<FunctionDecl>(FDecl);
4267  if (CallType != VariadicDoesNotApply &&
4268  (!FD || FD->getBuiltinID() != Builtin::BI__noop)) {
4269  unsigned NumParams = Proto ? Proto->getNumParams()
4270  : FDecl && isa<FunctionDecl>(FDecl)
4271  ? cast<FunctionDecl>(FDecl)->getNumParams()
4272  : FDecl && isa<ObjCMethodDecl>(FDecl)
4273  ? cast<ObjCMethodDecl>(FDecl)->param_size()
4274  : 0;
4275 
4276  for (unsigned ArgIdx = NumParams; ArgIdx < Args.size(); ++ArgIdx) {
4277  // Args[ArgIdx] can be null in malformed code.
4278  if (const Expr *Arg = Args[ArgIdx]) {
4279  if (CheckedVarArgs.empty() || !CheckedVarArgs[ArgIdx])
4280  checkVariadicArgument(Arg, CallType);
4281  }
4282  }
4283  }
4284 
4285  if (FDecl || Proto) {
4286  CheckNonNullArguments(*this, FDecl, Proto, Args, Loc);
4287 
4288  // Type safety checking.
4289  if (FDecl) {
4290  for (const auto *I : FDecl->specific_attrs<ArgumentWithTypeTagAttr>())
4291  CheckArgumentWithTypeTag(I, Args, Loc);
4292  }
4293  }
4294 
4295  if (FD)
4296  diagnoseArgDependentDiagnoseIfAttrs(FD, ThisArg, Args, Loc);
4297 }
4298 
4299 /// CheckConstructorCall - Check a constructor call for correctness and safety
4300 /// properties not enforced by the C type system.
4301 void Sema::CheckConstructorCall(FunctionDecl *FDecl,
4302  ArrayRef<const Expr *> Args,
4303  const FunctionProtoType *Proto,
4304  SourceLocation Loc) {
4305  VariadicCallType CallType =
4306  Proto->isVariadic() ? VariadicConstructor : VariadicDoesNotApply;
4307  checkCall(FDecl, Proto, /*ThisArg=*/nullptr, Args, /*IsMemberFunction=*/true,
4308  Loc, SourceRange(), CallType);
4309 }
4310 
4311 /// CheckFunctionCall - Check a direct function call for various correctness
4312 /// and safety properties not strictly enforced by the C type system.
4313 bool Sema::CheckFunctionCall(FunctionDecl *FDecl, CallExpr *TheCall,
4314  const FunctionProtoType *Proto) {
4315  bool IsMemberOperatorCall = isa<CXXOperatorCallExpr>(TheCall) &&
4316  isa<CXXMethodDecl>(FDecl);
4317  bool IsMemberFunction = isa<CXXMemberCallExpr>(TheCall) ||
4318  IsMemberOperatorCall;
4319  VariadicCallType CallType = getVariadicCallType(FDecl, Proto,
4320  TheCall->getCallee());
4321  Expr** Args = TheCall->getArgs();
4322  unsigned NumArgs = TheCall->getNumArgs();
4323 
4324  Expr *ImplicitThis = nullptr;
4325  if (IsMemberOperatorCall) {
4326  // If this is a call to a member operator, hide the first argument
4327  // from checkCall.
4328  // FIXME: Our choice of AST representation here is less than ideal.
4329  ImplicitThis = Args[0];
4330  ++Args;
4331  --NumArgs;
4332  } else if (IsMemberFunction)
4333  ImplicitThis =
4334  cast<CXXMemberCallExpr>(TheCall)->getImplicitObjectArgument();
4335 
4336  checkCall(FDecl, Proto, ImplicitThis, llvm::makeArrayRef(Args, NumArgs),
4337  IsMemberFunction, TheCall->getRParenLoc(),
4338  TheCall->getCallee()->getSourceRange(), CallType);
4339 
4340  IdentifierInfo *FnInfo = FDecl->getIdentifier();
4341  // None of the checks below are needed for functions that don't have
4342  // simple names (e.g., C++ conversion functions).
4343  if (!FnInfo)
4344  return false;
4345 
4346  CheckAbsoluteValueFunction(TheCall, FDecl);
4347  CheckMaxUnsignedZero(TheCall, FDecl);
4348 
4349  if (getLangOpts().ObjC)
4350  DiagnoseCStringFormatDirectiveInCFAPI(*this, FDecl, Args, NumArgs);
4351 
4352  unsigned CMId = FDecl->getMemoryFunctionKind();
4353  if (CMId == 0)
4354  return false;
4355 
4356  // Handle memory setting and copying functions.
4357  if (CMId == Builtin::BIstrlcpy || CMId == Builtin::BIstrlcat)
4358  CheckStrlcpycatArguments(TheCall, FnInfo);
4359  else if (CMId == Builtin::BIstrncat)
4360  CheckStrncatArguments(TheCall, FnInfo);
4361  else
4362  CheckMemaccessArguments(TheCall, CMId, FnInfo);
4363 
4364  return false;
4365 }
4366 
4367 bool Sema::CheckObjCMethodCall(ObjCMethodDecl *Method, SourceLocation lbrac,
4368  ArrayRef<const Expr *> Args) {
4369  VariadicCallType CallType =
4370  Method->isVariadic() ? VariadicMethod : VariadicDoesNotApply;
4371 
4372  checkCall(Method, nullptr, /*ThisArg=*/nullptr, Args,
4373  /*IsMemberFunction=*/false, lbrac, Method->getSourceRange(),
4374  CallType);
4375 
4376  return false;
4377 }
4378 
4379 bool Sema::CheckPointerCall(NamedDecl *NDecl, CallExpr *TheCall,
4380  const FunctionProtoType *Proto) {
4381  QualType Ty;
4382  if (const auto *V = dyn_cast<VarDecl>(NDecl))
4383  Ty = V->getType().getNonReferenceType();
4384  else if (const auto *F = dyn_cast<FieldDecl>(NDecl))
4385  Ty = F->getType().getNonReferenceType();
4386  else
4387  return false;
4388 
4389  if (!Ty->isBlockPointerType() && !Ty->isFunctionPointerType() &&
4390  !Ty->isFunctionProtoType())
4391  return false;
4392 
4393  VariadicCallType CallType;
4394  if (!Proto || !Proto->isVariadic()) {
4395  CallType = VariadicDoesNotApply;
4396  } else if (Ty->isBlockPointerType()) {
4397  CallType = VariadicBlock;
4398  } else { // Ty->isFunctionPointerType()
4399  CallType = VariadicFunction;
4400  }
4401 
4402  checkCall(NDecl, Proto, /*ThisArg=*/nullptr,
4403  llvm::makeArrayRef(TheCall->getArgs(), TheCall->getNumArgs()),
4404  /*IsMemberFunction=*/false, TheCall->getRParenLoc(),
4405  TheCall->getCallee()->getSourceRange(), CallType);
4406 
4407  return false;
4408 }
4409 
4410 /// Checks function calls when a FunctionDecl or a NamedDecl is not available,
4411 /// such as function pointers returned from functions.
4412 bool Sema::CheckOtherCall(CallExpr *TheCall, const FunctionProtoType *Proto) {
4413  VariadicCallType CallType = getVariadicCallType(/*FDecl=*/nullptr, Proto,
4414  TheCall->getCallee());
4415  checkCall(/*FDecl=*/nullptr, Proto, /*ThisArg=*/nullptr,
4416  llvm::makeArrayRef(TheCall->getArgs(), TheCall->getNumArgs()),
4417  /*IsMemberFunction=*/false, TheCall->getRParenLoc(),
4418  TheCall->getCallee()->getSourceRange(), CallType);
4419 
4420  return false;
4421 }
4422 
4423 static bool isValidOrderingForOp(int64_t Ordering, AtomicExpr::AtomicOp Op) {
4424  if (!llvm::isValidAtomicOrderingCABI(Ordering))
4425  return false;
4426 
4427  auto OrderingCABI = (llvm::AtomicOrderingCABI)Ordering;
4428  switch (Op) {
4429  case AtomicExpr::AO__c11_atomic_init:
4430  case AtomicExpr::AO__opencl_atomic_init:
4431  llvm_unreachable("There is no ordering argument for an init");
4432 
4433  case AtomicExpr::AO__c11_atomic_load:
4434  case AtomicExpr::AO__opencl_atomic_load:
4435  case AtomicExpr::AO__atomic_load_n:
4436  case AtomicExpr::AO__atomic_load:
4437  return OrderingCABI != llvm::AtomicOrderingCABI::release &&
4438  OrderingCABI != llvm::AtomicOrderingCABI::acq_rel;
4439 
4440  case AtomicExpr::AO__c11_atomic_store:
4441  case AtomicExpr::AO__opencl_atomic_store:
4442  case AtomicExpr::AO__atomic_store:
4443  case AtomicExpr::AO__atomic_store_n:
4444  return OrderingCABI != llvm::AtomicOrderingCABI::consume &&
4445  OrderingCABI != llvm::AtomicOrderingCABI::acquire &&
4446  OrderingCABI != llvm::AtomicOrderingCABI::acq_rel;
4447 
4448  default:
4449  return true;
4450  }
4451 }
4452 
4453 ExprResult Sema::SemaAtomicOpsOverloaded(ExprResult TheCallResult,
4454  AtomicExpr::AtomicOp Op) {
4455  CallExpr *TheCall = cast<CallExpr>(TheCallResult.get());
4456  DeclRefExpr *DRE =cast<DeclRefExpr>(TheCall->getCallee()->IgnoreParenCasts());
4457 
4458  // All the non-OpenCL operations take one of the following forms.
4459  // The OpenCL operations take the __c11 forms with one extra argument for
4460  // synchronization scope.
4461  enum {
4462  // C __c11_atomic_init(A *, C)
4463  Init,
4464 
4465  // C __c11_atomic_load(A *, int)
4466  Load,
4467 
4468  // void __atomic_load(A *, CP, int)
4469  LoadCopy,
4470 
4471  // void __atomic_store(A *, CP, int)
4472  Copy,
4473 
4474  // C __c11_atomic_add(A *, M, int)
4475  Arithmetic,
4476 
4477  // C __atomic_exchange_n(A *, CP, int)
4478  Xchg,
4479 
4480  // void __atomic_exchange(A *, C *, CP, int)
4481  GNUXchg,
4482 
4483  // bool __c11_atomic_compare_exchange_strong(A *, C *, CP, int, int)
4484  C11CmpXchg,
4485 
4486  // bool __atomic_compare_exchange(A *, C *, CP, bool, int, int)
4487  GNUCmpXchg
4488  } Form = Init;
4489 
4490  const unsigned NumForm = GNUCmpXchg + 1;
4491  const unsigned NumArgs[] = { 2, 2, 3, 3, 3, 3, 4, 5, 6 };
4492  const unsigned NumVals[] = { 1, 0, 1, 1, 1, 1, 2, 2, 3 };
4493  // where:
4494  // C is an appropriate type,
4495  // A is volatile _Atomic(C) for __c11 builtins and is C for GNU builtins,
4496  // CP is C for __c11 builtins and GNU _n builtins and is C * otherwise,
4497  // M is C if C is an integer, and ptrdiff_t if C is a pointer, and
4498  // the int parameters are for orderings.
4499 
4500  static_assert(sizeof(NumArgs)/sizeof(NumArgs[0]) == NumForm
4501  && sizeof(NumVals)/sizeof(NumVals[0]) == NumForm,
4502  "need to update code for modified forms");
4503  static_assert(AtomicExpr::AO__c11_atomic_init == 0 &&
4504  AtomicExpr::AO__c11_atomic_fetch_xor + 1 ==
4505  AtomicExpr::AO__atomic_load,
4506  "need to update code for modified C11 atomics");
4507  bool IsOpenCL = Op >= AtomicExpr::AO__opencl_atomic_init &&
4508  Op <= AtomicExpr::AO__opencl_atomic_fetch_max;
4509  bool IsC11 = (Op >= AtomicExpr::AO__c11_atomic_init &&
4510  Op <= AtomicExpr::AO__c11_atomic_fetch_xor) ||
4511  IsOpenCL;
4512  bool IsN = Op == AtomicExpr::AO__atomic_load_n ||
4513  Op == AtomicExpr::AO__atomic_store_n ||
4514  Op == AtomicExpr::AO__atomic_exchange_n ||
4515  Op == AtomicExpr::AO__atomic_compare_exchange_n;
4516  bool IsAddSub = false;
4517  bool IsMinMax = false;
4518 
4519  switch (Op) {
4520  case AtomicExpr::AO__c11_atomic_init:
4521  case AtomicExpr::AO__opencl_atomic_init:
4522  Form = Init;
4523  break;
4524 
4525  case AtomicExpr::AO__c11_atomic_load:
4526  case AtomicExpr::AO__opencl_atomic_load:
4527  case AtomicExpr::AO__atomic_load_n:
4528  Form = Load;
4529  break;
4530 
4531  case AtomicExpr::AO__atomic_load:
4532  Form = LoadCopy;
4533  break;
4534 
4535  case AtomicExpr::AO__c11_atomic_store:
4536  case AtomicExpr::AO__opencl_atomic_store:
4537  case AtomicExpr::AO__atomic_store:
4538  case AtomicExpr::AO__atomic_store_n:
4539  Form = Copy;
4540  break;
4541 
4542  case AtomicExpr::AO__c11_atomic_fetch_add:
4543  case AtomicExpr::AO__c11_atomic_fetch_sub:
4544  case AtomicExpr::AO__opencl_atomic_fetch_add:
4545  case AtomicExpr::AO__opencl_atomic_fetch_sub:
4546  case AtomicExpr::AO__opencl_atomic_fetch_min:
4547  case AtomicExpr::AO__opencl_atomic_fetch_max:
4548  case AtomicExpr::AO__atomic_fetch_add:
4549  case AtomicExpr::AO__atomic_fetch_sub:
4550  case AtomicExpr::AO__atomic_add_fetch:
4551  case AtomicExpr::AO__atomic_sub_fetch:
4552  IsAddSub = true;
4553  LLVM_FALLTHROUGH;
4554  case AtomicExpr::AO__c11_atomic_fetch_and:
4555  case AtomicExpr::AO__c11_atomic_fetch_or:
4556  case AtomicExpr::AO__c11_atomic_fetch_xor:
4557  case AtomicExpr::AO__opencl_atomic_fetch_and:
4558  case AtomicExpr::AO__opencl_atomic_fetch_or:
4559  case AtomicExpr::AO__opencl_atomic_fetch_xor:
4560  case AtomicExpr::AO__atomic_fetch_and:
4561  case AtomicExpr::AO__atomic_fetch_or:
4562  case AtomicExpr::AO__atomic_fetch_xor:
4563  case AtomicExpr::AO__atomic_fetch_nand:
4564  case AtomicExpr::AO__atomic_and_fetch:
4565  case AtomicExpr::AO__atomic_or_fetch:
4566  case AtomicExpr::AO__atomic_xor_fetch:
4567  case AtomicExpr::AO__atomic_nand_fetch:
4568  Form = Arithmetic;
4569  break;
4570 
4571  case AtomicExpr::AO__atomic_fetch_min:
4572  case AtomicExpr::AO__atomic_fetch_max:
4573  IsMinMax = true;
4574  Form = Arithmetic;
4575  break;
4576 
4577  case AtomicExpr::AO__c11_atomic_exchange:
4578  case AtomicExpr::AO__opencl_atomic_exchange:
4579  case AtomicExpr::AO__atomic_exchange_n:
4580  Form = Xchg;
4581  break;
4582 
4583  case AtomicExpr::AO__atomic_exchange:
4584  Form = GNUXchg;
4585  break;
4586 
4587  case AtomicExpr::AO__c11_atomic_compare_exchange_strong:
4588  case AtomicExpr::AO__c11_atomic_compare_exchange_weak:
4589  case AtomicExpr::AO__opencl_atomic_compare_exchange_strong:
4590  case AtomicExpr::AO__opencl_atomic_compare_exchange_weak:
4591  Form = C11CmpXchg;
4592  break;
4593 
4594  case AtomicExpr::AO__atomic_compare_exchange:
4595  case AtomicExpr::AO__atomic_compare_exchange_n:
4596  Form = GNUCmpXchg;
4597  break;
4598  }
4599 
4600  unsigned AdjustedNumArgs = NumArgs[Form];
4601  if (IsOpenCL && Op != AtomicExpr::AO__opencl_atomic_init)
4602  ++AdjustedNumArgs;
4603  // Check we have the right number of arguments.
4604  if (TheCall->getNumArgs() < AdjustedNumArgs) {
4605  Diag(TheCall->getEndLoc(), diag::err_typecheck_call_too_few_args)
4606  << 0 << AdjustedNumArgs << TheCall->getNumArgs()
4607  << TheCall->getCallee()->getSourceRange();
4608  return ExprError();
4609  } else if (TheCall->getNumArgs() > AdjustedNumArgs) {
4610  Diag(TheCall->getArg(AdjustedNumArgs)->getBeginLoc(),
4611  diag::err_typecheck_call_too_many_args)
4612  << 0 << AdjustedNumArgs << TheCall->getNumArgs()
4613  << TheCall->getCallee()->getSourceRange();
4614  return ExprError();
4615  }
4616 
4617  // Inspect the first argument of the atomic operation.
4618  Expr *Ptr = TheCall->getArg(0);
4619  ExprResult ConvertedPtr = DefaultFunctionArrayLvalueConversion(Ptr);
4620  if (ConvertedPtr.isInvalid())
4621  return ExprError();
4622 
4623  Ptr = ConvertedPtr.get();
4624  const PointerType *pointerType = Ptr->getType()->getAs<PointerType>();
4625  if (!pointerType) {
4626  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_must_be_pointer)
4627  << Ptr->getType() << Ptr->getSourceRange();
4628  return ExprError();
4629  }
4630 
4631  // For a __c11 builtin, this should be a pointer to an _Atomic type.
4632  QualType AtomTy = pointerType->getPointeeType(); // 'A'
4633  QualType ValType = AtomTy; // 'C'
4634  if (IsC11) {
4635  if (!AtomTy->isAtomicType()) {
4636  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_atomic)
4637  << Ptr->getType() << Ptr->getSourceRange();
4638  return ExprError();
4639  }
4640  if ((Form != Load && Form != LoadCopy && AtomTy.isConstQualified()) ||
4642  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_non_const_atomic)
4643  << (AtomTy.isConstQualified() ? 0 : 1) << Ptr->getType()
4644  << Ptr->getSourceRange();
4645  return ExprError();
4646  }
4647  ValType = AtomTy->getAs<AtomicType>()->getValueType();
4648  } else if (Form != Load && Form != LoadCopy) {
4649  if (ValType.isConstQualified()) {
4650  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_non_const_pointer)
4651  << Ptr->getType() << Ptr->getSourceRange();
4652  return ExprError();
4653  }
4654  }
4655 
4656  // For an arithmetic operation, the implied arithmetic must be well-formed.
4657  if (Form == Arithmetic) {
4658  // gcc does not enforce these rules for GNU atomics, but we do so for sanity.
4659  if (IsAddSub && !ValType->isIntegerType()
4660  && !ValType->isPointerType()) {
4661  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_atomic_int_or_ptr)
4662  << IsC11 << Ptr->getType() << Ptr->getSourceRange();
4663  return ExprError();
4664  }
4665  if (IsMinMax) {
4666  const BuiltinType *BT = ValType->getAs<BuiltinType>();
4667  if (!BT || (BT->getKind() != BuiltinType::Int &&
4668  BT->getKind() != BuiltinType::UInt)) {
4669  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_int32_or_ptr);
4670  return ExprError();
4671  }
4672  }
4673  if (!IsAddSub && !IsMinMax && !ValType->isIntegerType()) {
4674  Diag(DRE->getBeginLoc(), diag::err_atomic_op_bitwise_needs_atomic_int)
4675  << IsC11 << Ptr->getType() << Ptr->getSourceRange();
4676  return ExprError();
4677  }
4678  if (IsC11 && ValType->isPointerType() &&
4679  RequireCompleteType(Ptr->getBeginLoc(), ValType->getPointeeType(),
4680  diag::err_incomplete_type)) {
4681  return ExprError();
4682  }
4683  } else if (IsN && !ValType->isIntegerType() && !ValType->isPointerType()) {
4684  // For __atomic_*_n operations, the value type must be a scalar integral or
4685  // pointer type which is 1, 2, 4, 8 or 16 bytes in length.
4686  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_atomic_int_or_ptr)
4687  << IsC11 << Ptr->getType() << Ptr->getSourceRange();
4688  return ExprError();
4689  }
4690 
4691  if (!IsC11 && !AtomTy.isTriviallyCopyableType(Context) &&
4692  !AtomTy->isScalarType()) {
4693  // For GNU atomics, require a trivially-copyable type. This is not part of
4694  // the GNU atomics specification, but we enforce it for sanity.
4695  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_trivial_copy)
4696  << Ptr->getType() << Ptr->getSourceRange();
4697  return ExprError();
4698  }
4699 
4700  switch (ValType.getObjCLifetime()) {
4701  case Qualifiers::OCL_None:
4703  // okay
4704  break;
4705 
4706  case Qualifiers::OCL_Weak:
4709  // FIXME: Can this happen? By this point, ValType should be known
4710  // to be trivially copyable.
4711  Diag(DRE->getBeginLoc(), diag::err_arc_atomic_ownership)
4712  << ValType << Ptr->getSourceRange();
4713  return ExprError();
4714  }
4715 
4716  // All atomic operations have an overload which takes a pointer to a volatile
4717  // 'A'. We shouldn't let the volatile-ness of the pointee-type inject itself
4718  // into the result or the other operands. Similarly atomic_load takes a
4719  // pointer to a const 'A'.
4720  ValType.removeLocalVolatile();
4721  ValType.removeLocalConst();
4722  QualType ResultType = ValType;
4723  if (Form == Copy || Form == LoadCopy || Form == GNUXchg ||
4724  Form == Init)
4725  ResultType = Context.VoidTy;
4726  else if (Form == C11CmpXchg || Form == GNUCmpXchg)
4727  ResultType = Context.BoolTy;
4728 
4729  // The type of a parameter passed 'by value'. In the GNU atomics, such
4730  // arguments are actually passed as pointers.
4731  QualType ByValType = ValType; // 'CP'
4732  bool IsPassedByAddress = false;
4733  if (!IsC11 && !IsN) {
4734  ByValType = Ptr->getType();
4735  IsPassedByAddress = true;
4736  }
4737 
4738  // The first argument's non-CV pointer type is used to deduce the type of
4739  // subsequent arguments, except for:
4740  // - weak flag (always converted to bool)
4741  // - memory order (always converted to int)
4742  // - scope (always converted to int)
4743  for (unsigned i = 0; i != TheCall->getNumArgs(); ++i) {
4744  QualType Ty;
4745  if (i < NumVals[Form] + 1) {
4746  switch (i) {
4747  case 0:
4748  // The first argument is always a pointer. It has a fixed type.
4749  // It is always dereferenced, a nullptr is undefined.
4750  CheckNonNullArgument(*this, TheCall->getArg(i), DRE->getBeginLoc());
4751  // Nothing else to do: we already know all we want about this pointer.
4752  continue;
4753  case 1:
4754  // The second argument is the non-atomic operand. For arithmetic, this
4755  // is always passed by value, and for a compare_exchange it is always
4756  // passed by address. For the rest, GNU uses by-address and C11 uses
4757  // by-value.
4758  assert(Form != Load);
4759  if (Form == Init || (Form == Arithmetic && ValType->isIntegerType()))
4760  Ty = ValType;
4761  else if (Form == Copy || Form == Xchg) {
4762  if (IsPassedByAddress)
4763  // The value pointer is always dereferenced, a nullptr is undefined.
4764  CheckNonNullArgument(*this, TheCall->getArg(i), DRE->getBeginLoc());
4765  Ty = ByValType;
4766  } else if (Form == Arithmetic)
4767  Ty = Context.getPointerDiffType();
4768  else {
4769  Expr *ValArg = TheCall->getArg(i);
4770  // The value pointer is always dereferenced, a nullptr is undefined.
4771  CheckNonNullArgument(*this, ValArg, DRE->getBeginLoc());
4772  LangAS AS = LangAS::Default;
4773  // Keep address space of non-atomic pointer type.
4774  if (const PointerType *PtrTy =
4775  ValArg->getType()->getAs<PointerType>()) {
4776  AS = PtrTy->getPointeeType().getAddressSpace();
4777  }
4778  Ty = Context.getPointerType(
4779  Context.getAddrSpaceQualType(ValType.getUnqualifiedType(), AS));
4780  }
4781  break;
4782  case 2:
4783  // The third argument to compare_exchange / GNU exchange is the desired
4784  // value, either by-value (for the C11 and *_n variant) or as a pointer.
4785  if (IsPassedByAddress)
4786  CheckNonNullArgument(*this, TheCall->getArg(i), DRE->getBeginLoc());
4787  Ty = ByValType;
4788  break;
4789  case 3:
4790  // The fourth argument to GNU compare_exchange is a 'weak' flag.
4791  Ty = Context.BoolTy;
4792  break;
4793  }
4794  } else {
4795  // The order(s) and scope are always converted to int.
4796  Ty = Context.IntTy;
4797  }
4798 
4799  InitializedEntity Entity =
4800  InitializedEntity::InitializeParameter(Context, Ty, false);
4801  ExprResult Arg = TheCall->getArg(i);
4802  Arg = PerformCopyInitialization(Entity, SourceLocation(), Arg);
4803  if (Arg.isInvalid())
4804  return true;
4805  TheCall->setArg(i, Arg.get());
4806  }
4807 
4808  // Permute the arguments into a 'consistent' order.
4809  SmallVector<Expr*, 5> SubExprs;
4810  SubExprs.push_back(Ptr);
4811  switch (Form) {
4812  case Init:
4813  // Note, AtomicExpr::getVal1() has a special case for this atomic.
4814  SubExprs.push_back(TheCall->getArg(1)); // Val1
4815  break;
4816  case Load:
4817  SubExprs.push_back(TheCall->getArg(1)); // Order
4818  break;
4819  case LoadCopy:
4820  case Copy:
4821  case Arithmetic:
4822  case Xchg:
4823  SubExprs.push_back(TheCall->getArg(2)); // Order
4824  SubExprs.push_back(TheCall->getArg(1)); // Val1
4825  break;
4826  case GNUXchg:
4827  // Note, AtomicExpr::getVal2() has a special case for this atomic.
4828  SubExprs.push_back(TheCall->getArg(3)); // Order
4829  SubExprs.push_back(TheCall->getArg(1)); // Val1
4830  SubExprs.push_back(TheCall->getArg(2)); // Val2
4831  break;
4832  case C11CmpXchg:
4833  SubExprs.push_back(TheCall->getArg(3)); // Order
4834  SubExprs.push_back(TheCall->getArg(1)); // Val1
4835  SubExprs.push_back(TheCall->getArg(4)); // OrderFail
4836  SubExprs.push_back(TheCall->getArg(2)); // Val2
4837  break;
4838  case GNUCmpXchg:
4839  SubExprs.push_back(TheCall->getArg(4)); // Order
4840  SubExprs.push_back(TheCall->getArg(1)); // Val1
4841  SubExprs.push_back(TheCall->getArg(5)); // OrderFail
4842  SubExprs.push_back(TheCall->getArg(2)); // Val2
4843  SubExprs.push_back(TheCall->getArg(3)); // Weak
4844  break;
4845  }
4846 
4847  if (SubExprs.size() >= 2 && Form != Init) {
4848  llvm::APSInt Result(32);
4849  if (SubExprs[1]->isIntegerConstantExpr(Result, Context) &&
4850  !isValidOrderingForOp(Result.getSExtValue(), Op))
4851  Diag(SubExprs[1]->getBeginLoc(),
4852  diag::warn_atomic_op_has_invalid_memory_order)
4853  << SubExprs[1]->getSourceRange();
4854  }
4855 
4856  if (auto ScopeModel = AtomicExpr::getScopeModel(Op)) {
4857  auto *Scope = TheCall->getArg(TheCall->getNumArgs() - 1);
4858  llvm::APSInt Result(32);
4859  if (Scope->isIntegerConstantExpr(Result, Context) &&
4860  !ScopeModel->isValid(Result.getZExtValue())) {
4861  Diag(Scope->getBeginLoc(), diag::err_atomic_op_has_invalid_synch_scope)
4862  << Scope->getSourceRange();
4863  }
4864  SubExprs.push_back(Scope);
4865  }
4866 
4867  AtomicExpr *AE =
4868  new (Context) AtomicExpr(TheCall->getCallee()->getBeginLoc(), SubExprs,
4869  ResultType, Op, TheCall->getRParenLoc());
4870 
4871  if ((Op == AtomicExpr::AO__c11_atomic_load ||
4872  Op == AtomicExpr::AO__c11_atomic_store ||
4873  Op == AtomicExpr::AO__opencl_atomic_load ||
4874  Op == AtomicExpr::AO__opencl_atomic_store ) &&
4875  Context.AtomicUsesUnsupportedLibcall(AE))
4876  Diag(AE->getBeginLoc(), diag::err_atomic_load_store_uses_lib)
4877  << ((Op == AtomicExpr::AO__c11_atomic_load ||
4878  Op == AtomicExpr::AO__opencl_atomic_load)
4879  ? 0
4880  : 1);
4881 
4882  return AE;
4883 }
4884 
4885 /// checkBuiltinArgument - Given a call to a builtin function, perform
4886 /// normal type-checking on the given argument, updating the call in
4887 /// place. This is useful when a builtin function requires custom
4888 /// type-checking for some of its arguments but not necessarily all of
4889 /// them.
4890 ///
4891 /// Returns true on error.
4892 static bool checkBuiltinArgument(Sema &S, CallExpr *E, unsigned ArgIndex) {
4893  FunctionDecl *Fn = E->getDirectCallee();
4894  assert(Fn && "builtin call without direct callee!");
4895 
4896  ParmVarDecl *Param = Fn->getParamDecl(ArgIndex);
4897  InitializedEntity Entity =
4899 
4900  ExprResult Arg = E->getArg(0);
4901  Arg = S.PerformCopyInitialization(Entity, SourceLocation(), Arg);
4902  if (Arg.isInvalid())
4903  return true;
4904 
4905  E->setArg(ArgIndex, Arg.get());
4906  return false;
4907 }
4908 
4909 /// We have a call to a function like __sync_fetch_and_add, which is an
4910 /// overloaded function based on the pointer type of its first argument.
4911 /// The main BuildCallExpr routines have already promoted the types of
4912 /// arguments because all of these calls are prototyped as void(...).
4913 ///
4914 /// This function goes through and does final semantic checking for these
4915 /// builtins, as well as generating any warnings.
4916 ExprResult
4917 Sema::SemaBuiltinAtomicOverloaded(ExprResult TheCallResult) {
4918  CallExpr *TheCall = static_cast<CallExpr *>(TheCallResult.get());
4919  Expr *Callee = TheCall->getCallee();
4920  DeclRefExpr *DRE = cast<DeclRefExpr>(Callee->IgnoreParenCasts());
4921  FunctionDecl *FDecl = cast<FunctionDecl>(DRE->getDecl());
4922 
4923  // Ensure that we have at least one argument to do type inference from.
4924  if (TheCall->getNumArgs() < 1) {
4925  Diag(TheCall->getEndLoc(), diag::err_typecheck_call_too_few_args_at_least)
4926  << 0 << 1 << TheCall->getNumArgs() << Callee->getSourceRange();
4927  return ExprError();
4928  }
4929 
4930  // Inspect the first argument of the atomic builtin. This should always be
4931  // a pointer type, whose element is an integral scalar or pointer type.
4932  // Because it is a pointer type, we don't have to worry about any implicit
4933  // casts here.
4934  // FIXME: We don't allow floating point scalars as input.
4935  Expr *FirstArg = TheCall->getArg(0);
4936  ExprResult FirstArgResult = DefaultFunctionArrayLvalueConversion(FirstArg);
4937  if (FirstArgResult.isInvalid())
4938  return ExprError();
4939  FirstArg = FirstArgResult.get();
4940  TheCall->setArg(0, FirstArg);
4941 
4942  const PointerType *pointerType = FirstArg->getType()->getAs<PointerType>();
4943  if (!pointerType) {
4944  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_must_be_pointer)
4945  << FirstArg->getType() << FirstArg->getSourceRange();
4946  return ExprError();
4947  }
4948 
4949  QualType ValType = pointerType->getPointeeType();
4950  if (!ValType->isIntegerType() && !ValType->isAnyPointerType() &&
4951  !ValType->isBlockPointerType()) {
4952  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_must_be_pointer_intptr)
4953  << FirstArg->getType() << FirstArg->getSourceRange();
4954  return ExprError();
4955  }
4956 
4957  if (ValType.isConstQualified()) {
4958  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_cannot_be_const)
4959  << FirstArg->getType() << FirstArg->getSourceRange();
4960  return ExprError();
4961  }
4962 
4963  switch (ValType.getObjCLifetime()) {
4964  case Qualifiers::OCL_None:
4966  // okay
4967  break;
4968 
4969  case Qualifiers::OCL_Weak:
4972  Diag(DRE->getBeginLoc(), diag::err_arc_atomic_ownership)
4973  << ValType << FirstArg->getSourceRange();
4974  return ExprError();
4975  }
4976 
4977  // Strip any qualifiers off ValType.
4978  ValType = ValType.getUnqualifiedType();
4979 
4980  // The majority of builtins return a value, but a few have special return
4981  // types, so allow them to override appropriately below.
4982  QualType ResultType = ValType;
4983 
4984  // We need to figure out which concrete builtin this maps onto. For example,
4985  // __sync_fetch_and_add with a 2 byte object turns into
4986  // __sync_fetch_and_add_2.
4987 #define BUILTIN_ROW(x) \
4988  { Builtin::BI##x##_1, Builtin::BI##x##_2, Builtin::BI##x##_4, \
4989  Builtin::BI##x##_8, Builtin::BI##x##_16 }
4990 
4991  static const unsigned BuiltinIndices[][5] = {
4992  BUILTIN_ROW(__sync_fetch_and_add),
4993  BUILTIN_ROW(__sync_fetch_and_sub),
4994  BUILTIN_ROW(__sync_fetch_and_or),
4995  BUILTIN_ROW(__sync_fetch_and_and),
4996  BUILTIN_ROW(__sync_fetch_and_xor),
4997  BUILTIN_ROW(__sync_fetch_and_nand),
4998 
4999  BUILTIN_ROW(__sync_add_and_fetch),
5000  BUILTIN_ROW(__sync_sub_and_fetch),
5001  BUILTIN_ROW(__sync_and_and_fetch),
5002  BUILTIN_ROW(__sync_or_and_fetch),
5003  BUILTIN_ROW(__sync_xor_and_fetch),
5004  BUILTIN_ROW(__sync_nand_and_fetch),
5005 
5006  BUILTIN_ROW(__sync_val_compare_and_swap),
5007  BUILTIN_ROW(__sync_bool_compare_and_swap),
5008  BUILTIN_ROW(__sync_lock_test_and_set),
5009  BUILTIN_ROW(__sync_lock_release),
5010  BUILTIN_ROW(__sync_swap)
5011  };
5012 #undef BUILTIN_ROW
5013 
5014  // Determine the index of the size.
5015  unsigned SizeIndex;
5016  switch (Context.getTypeSizeInChars(ValType).getQuantity()) {
5017  case 1: SizeIndex = 0; break;
5018  case 2: SizeIndex = 1; break;
5019  case 4: SizeIndex = 2; break;
5020  case 8: SizeIndex = 3; break;
5021  case 16: SizeIndex = 4; break;
5022  default:
5023  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_pointer_size)
5024  << FirstArg->getType() << FirstArg->getSourceRange();
5025  return ExprError();
5026  }
5027 
5028  // Each of these builtins has one pointer argument, followed by some number of
5029  // values (0, 1 or 2) followed by a potentially empty varags list of stuff
5030  // that we ignore. Find out which row of BuiltinIndices to read from as well
5031  // as the number of fixed args.
5032  unsigned BuiltinID = FDecl->getBuiltinID();
5033  unsigned BuiltinIndex, NumFixed = 1;
5034  bool WarnAboutSemanticsChange = false;
5035  switch (BuiltinID) {
5036  default: llvm_unreachable("Unknown overloaded atomic builtin!");
5037  case Builtin::BI__sync_fetch_and_add:
5038  case Builtin::BI__sync_fetch_and_add_1:
5039  case Builtin::BI__sync_fetch_and_add_2:
5040  case Builtin::BI__sync_fetch_and_add_4:
5041  case Builtin::BI__sync_fetch_and_add_8:
5042  case Builtin::BI__sync_fetch_and_add_16:
5043  BuiltinIndex = 0;
5044  break;
5045 
5046  case Builtin::BI__sync_fetch_and_sub:
5047  case Builtin::BI__sync_fetch_and_sub_1:
5048  case Builtin::BI__sync_fetch_and_sub_2:
5049  case Builtin::BI__sync_fetch_and_sub_4:
5050  case Builtin::BI__sync_fetch_and_sub_8:
5051  case Builtin::BI__sync_fetch_and_sub_16:
5052  BuiltinIndex = 1;
5053  break;
5054 
5055  case Builtin::BI__sync_fetch_and_or:
5056  case Builtin::BI__sync_fetch_and_or_1:
5057  case Builtin::BI__sync_fetch_and_or_2:
5058  case Builtin::BI__sync_fetch_and_or_4:
5059  case Builtin::BI__sync_fetch_and_or_8:
5060  case Builtin::BI__sync_fetch_and_or_16:
5061  BuiltinIndex = 2;
5062  break;
5063 
5064  case Builtin::BI__sync_fetch_and_and:
5065  case Builtin::BI__sync_fetch_and_and_1:
5066  case Builtin::BI__sync_fetch_and_and_2:
5067  case Builtin::BI__sync_fetch_and_and_4:
5068  case Builtin::BI__sync_fetch_and_and_8:
5069  case Builtin::BI__sync_fetch_and_and_16:
5070  BuiltinIndex = 3;
5071  break;
5072 
5073  case Builtin::BI__sync_fetch_and_xor:
5074  case Builtin::BI__sync_fetch_and_xor_1:
5075  case Builtin::BI__sync_fetch_and_xor_2:
5076  case Builtin::BI__sync_fetch_and_xor_4:
5077  case Builtin::BI__sync_fetch_and_xor_8:
5078  case Builtin::BI__sync_fetch_and_xor_16:
5079  BuiltinIndex = 4;
5080  break;
5081 
5082  case Builtin::BI__sync_fetch_and_nand:
5083  case Builtin::BI__sync_fetch_and_nand_1:
5084  case Builtin::BI__sync_fetch_and_nand_2:
5085  case Builtin::BI__sync_fetch_and_nand_4:
5086  case Builtin::BI__sync_fetch_and_nand_8:
5087  case Builtin::BI__sync_fetch_and_nand_16:
5088  BuiltinIndex = 5;
5089  WarnAboutSemanticsChange = true;
5090  break;
5091 
5092  case Builtin::BI__sync_add_and_fetch:
5093  case Builtin::BI__sync_add_and_fetch_1:
5094  case Builtin::BI__sync_add_and_fetch_2:
5095  case Builtin::BI__sync_add_and_fetch_4:
5096  case Builtin::BI__sync_add_and_fetch_8:
5097  case Builtin::BI__sync_add_and_fetch_16:
5098  BuiltinIndex = 6;
5099  break;
5100 
5101  case Builtin::BI__sync_sub_and_fetch:
5102  case Builtin::BI__sync_sub_and_fetch_1:
5103  case Builtin::BI__sync_sub_and_fetch_2:
5104  case Builtin::BI__sync_sub_and_fetch_4:
5105  case Builtin::BI__sync_sub_and_fetch_8:
5106  case Builtin::BI__sync_sub_and_fetch_16:
5107  BuiltinIndex = 7;
5108  break;
5109 
5110  case Builtin::BI__sync_and_and_fetch:
5111  case Builtin::BI__sync_and_and_fetch_1:
5112  case Builtin::BI__sync_and_and_fetch_2:
5113  case Builtin::BI__sync_and_and_fetch_4:
5114  case Builtin::BI__sync_and_and_fetch_8:
5115  case Builtin::BI__sync_and_and_fetch_16:
5116  BuiltinIndex = 8;
5117  break;
5118 
5119  case Builtin::BI__sync_or_and_fetch:
5120  case Builtin::BI__sync_or_and_fetch_1:
5121  case Builtin::BI__sync_or_and_fetch_2:
5122  case Builtin::BI__sync_or_and_fetch_4:
5123  case Builtin::BI__sync_or_and_fetch_8:
5124  case Builtin::BI__sync_or_and_fetch_16:
5125  BuiltinIndex = 9;
5126  break;
5127 
5128  case Builtin::BI__sync_xor_and_fetch:
5129  case Builtin::BI__sync_xor_and_fetch_1:
5130  case Builtin::BI__sync_xor_and_fetch_2:
5131  case Builtin::BI__sync_xor_and_fetch_4:
5132  case Builtin::BI__sync_xor_and_fetch_8:
5133  case Builtin::BI__sync_xor_and_fetch_16:
5134  BuiltinIndex = 10;
5135  break;
5136 
5137  case Builtin::BI__sync_nand_and_fetch:
5138  case Builtin::BI__sync_nand_and_fetch_1:
5139  case Builtin::BI__sync_nand_and_fetch_2:
5140  case Builtin::BI__sync_nand_and_fetch_4:
5141  case Builtin::BI__sync_nand_and_fetch_8:
5142  case Builtin::BI__sync_nand_and_fetch_16:
5143  BuiltinIndex = 11;
5144  WarnAboutSemanticsChange = true;
5145  break;
5146 
5147  case Builtin::BI__sync_val_compare_and_swap:
5148  case Builtin::BI__sync_val_compare_and_swap_1:
5149  case Builtin::BI__sync_val_compare_and_swap_2:
5150  case Builtin::BI__sync_val_compare_and_swap_4:
5151  case Builtin::BI__sync_val_compare_and_swap_8:
5152  case Builtin::BI__sync_val_compare_and_swap_16:
5153  BuiltinIndex = 12;
5154  NumFixed = 2;
5155  break;
5156 
5157  case Builtin::BI__sync_bool_compare_and_swap:
5158  case Builtin::BI__sync_bool_compare_and_swap_1:
5159  case Builtin::BI__sync_bool_compare_and_swap_2:
5160  case Builtin::BI__sync_bool_compare_and_swap_4:
5161  case Builtin::BI__sync_bool_compare_and_swap_8:
5162  case Builtin::BI__sync_bool_compare_and_swap_16:
5163  BuiltinIndex = 13;
5164  NumFixed = 2;
5165  ResultType = Context.BoolTy;
5166  break;
5167 
5168  case Builtin::BI__sync_lock_test_and_set:
5169  case Builtin::BI__sync_lock_test_and_set_1:
5170  case Builtin::BI__sync_lock_test_and_set_2:
5171  case Builtin::BI__sync_lock_test_and_set_4:
5172  case Builtin::BI__sync_lock_test_and_set_8:
5173  case Builtin::BI__sync_lock_test_and_set_16:
5174  BuiltinIndex = 14;
5175  break;
5176 
5177  case Builtin::BI__sync_lock_release:
5178  case Builtin::BI__sync_lock_release_1:
5179  case Builtin::BI__sync_lock_release_2:
5180  case Builtin::BI__sync_lock_release_4:
5181  case Builtin::BI__sync_lock_release_8:
5182  case Builtin::BI__sync_lock_release_16:
5183  BuiltinIndex = 15;
5184  NumFixed = 0;
5185  ResultType = Context.VoidTy;
5186  break;
5187 
5188  case Builtin::BI__sync_swap:
5189  case Builtin::BI__sync_swap_1:
5190  case Builtin::BI__sync_swap_2:
5191  case Builtin::BI__sync_swap_4:
5192  case Builtin::BI__sync_swap_8:
5193  case Builtin::BI__sync_swap_16:
5194  BuiltinIndex = 16;
5195  break;
5196  }
5197 
5198  // Now that we know how many fixed arguments we expect, first check that we
5199  // have at least that many.
5200  if (TheCall->getNumArgs() < 1+NumFixed) {
5201  Diag(TheCall->getEndLoc(), diag::err_typecheck_call_too_few_args_at_least)
5202  << 0 << 1 + NumFixed << TheCall->getNumArgs()
5203  << Callee->getSourceRange();
5204  return ExprError();
5205  }
5206 
5207  Diag(TheCall->getEndLoc(), diag::warn_atomic_implicit_seq_cst)
5208  << Callee->getSourceRange();
5209 
5210  if (WarnAboutSemanticsChange) {
5211  Diag(TheCall->getEndLoc(), diag::warn_sync_fetch_and_nand_semantics_change)
5212  << Callee->getSourceRange();
5213  }
5214 
5215  // Get the decl for the concrete builtin from this, we can tell what the
5216  // concrete integer type we should convert to is.
5217  unsigned NewBuiltinID = BuiltinIndices[BuiltinIndex][SizeIndex];
5218  const char *NewBuiltinName = Context.BuiltinInfo.getName(NewBuiltinID);
5219  FunctionDecl *NewBuiltinDecl;
5220  if (NewBuiltinID == BuiltinID)
5221  NewBuiltinDecl = FDecl;
5222  else {
5223  // Perform builtin lookup to avoid redeclaring it.
5224  DeclarationName DN(&Context.Idents.get(NewBuiltinName));
5225  LookupResult Res(*this, DN, DRE->getBeginLoc(), LookupOrdinaryName);
5226  LookupName(Res, TUScope, /*AllowBuiltinCreation=*/true);
5227  assert(Res.getFoundDecl());
5228  NewBuiltinDecl = dyn_cast<FunctionDecl>(Res.getFoundDecl());
5229  if (!NewBuiltinDecl)
5230  return ExprError();
5231  }
5232 
5233  // The first argument --- the pointer --- has a fixed type; we
5234  // deduce the types of the rest of the arguments accordingly. Walk
5235  // the remaining arguments, converting them to the deduced value type.
5236  for (unsigned i = 0; i != NumFixed; ++i) {
5237  ExprResult Arg = TheCall->getArg(i+1);
5238 
5239  // GCC does an implicit conversion to the pointer or integer ValType. This
5240  // can fail in some cases (1i -> int**), check for this error case now.
5241  // Initialize the argument.
5243  ValType, /*consume*/ false);
5244  Arg = PerformCopyInitialization(Entity, SourceLocation(), Arg);
5245  if (Arg.isInvalid())
5246  return ExprError();
5247 
5248  // Okay, we have something that *can* be converted to the right type. Check
5249  // to see if there is a potentially weird extension going on here. This can
5250  // happen when you do an atomic operation on something like an char* and
5251  // pass in 42. The 42 gets converted to char. This is even more strange
5252  // for things like 45.123 -> char, etc.
5253  // FIXME: Do this check.
5254  TheCall->setArg(i+1, Arg.get());
5255  }
5256 
5257  // Create a new DeclRefExpr to refer to the new decl.
5258  DeclRefExpr *NewDRE = DeclRefExpr::Create(
5259  Context, DRE->getQualifierLoc(), SourceLocation(), NewBuiltinDecl,
5260  /*enclosing*/ false, DRE->getLocation(), Context.BuiltinFnTy,
5261  DRE->getValueKind(), nullptr, nullptr, DRE->isNonOdrUse());
5262 
5263  // Set the callee in the CallExpr.
5264  // FIXME: This loses syntactic information.
5265  QualType CalleePtrTy = Context.getPointerType(NewBuiltinDecl->getType());
5266  ExprResult PromotedCall = ImpCastExprToType(NewDRE, CalleePtrTy,
5267  CK_BuiltinFnToFnPtr);
5268  TheCall->setCallee(PromotedCall.get());
5269 
5270  // Change the result type of the call to match the original value type. This
5271  // is arbitrary, but the codegen for these builtins ins design to handle it
5272  // gracefully.
5273  TheCall->setType(ResultType);
5274 
5275  return TheCallResult;
5276 }
5277 
5278 /// SemaBuiltinNontemporalOverloaded - We have a call to
5279 /// __builtin_nontemporal_store or __builtin_nontemporal_load, which is an
5280 /// overloaded function based on the pointer type of its last argument.
5281 ///
5282 /// This function goes through and does final semantic checking for these
5283 /// builtins.
5284 ExprResult Sema::SemaBuiltinNontemporalOverloaded(ExprResult TheCallResult) {
5285  CallExpr *TheCall = (CallExpr *)TheCallResult.get();
5286  DeclRefExpr *DRE =
5287  cast<DeclRefExpr>(TheCall->getCallee()->IgnoreParenCasts());
5288  FunctionDecl *FDecl = cast<FunctionDecl>(DRE->getDecl());
5289  unsigned BuiltinID = FDecl->getBuiltinID();
5290  assert((BuiltinID == Builtin::BI__builtin_nontemporal_store ||
5291  BuiltinID == Builtin::BI__builtin_nontemporal_load) &&
5292  "Unexpected nontemporal load/store builtin!");
5293  bool isStore = BuiltinID == Builtin::BI__builtin_nontemporal_store;
5294  unsigned numArgs = isStore ? 2 : 1;
5295 
5296  // Ensure that we have the proper number of arguments.
5297  if (checkArgCount(*this, TheCall, numArgs))
5298  return ExprError();
5299 
5300  // Inspect the last argument of the nontemporal builtin. This should always
5301  // be a pointer type, from which we imply the type of the memory access.
5302  // Because it is a pointer type, we don't have to worry about any implicit
5303  // casts here.
5304  Expr *PointerArg = TheCall->getArg(numArgs - 1);
5305  ExprResult PointerArgResult =
5306  DefaultFunctionArrayLvalueConversion(PointerArg);
5307 
5308  if (PointerArgResult.isInvalid())
5309  return ExprError();
5310  PointerArg = PointerArgResult.get();
5311  TheCall->setArg(numArgs - 1, PointerArg);
5312 
5313  const PointerType *pointerType = PointerArg->getType()->getAs<PointerType>();
5314  if (!pointerType) {
5315  Diag(DRE->getBeginLoc(), diag::err_nontemporal_builtin_must_be_pointer)
5316  << PointerArg->getType() << PointerArg->getSourceRange();
5317  return ExprError();
5318  }
5319 
5320  QualType ValType = pointerType->getPointeeType();
5321 
5322  // Strip any qualifiers off ValType.
5323  ValType = ValType.getUnqualifiedType();
5324  if (!ValType->isIntegerType() && !ValType->isAnyPointerType() &&
5325  !ValType->isBlockPointerType() && !ValType->isFloatingType() &&
5326  !ValType->isVectorType()) {
5327  Diag(DRE->getBeginLoc(),
5328  diag::err_nontemporal_builtin_must_be_pointer_intfltptr_or_vector)
5329  << PointerArg->getType() << PointerArg->getSourceRange();
5330  return ExprError();
5331  }
5332 
5333  if (!isStore) {
5334  TheCall->setType(ValType);
5335  return TheCallResult;
5336  }
5337 
5338  ExprResult ValArg = TheCall->getArg(0);
5340  Context, ValType, /*consume*/ false);
5341  ValArg = PerformCopyInitialization(Entity, SourceLocation(), ValArg);
5342  if (ValArg.isInvalid())
5343  return ExprError();
5344 
5345  TheCall->setArg(0, ValArg.get());
5346  TheCall->setType(Context.VoidTy);
5347  return TheCallResult;
5348 }
5349 
5350 /// CheckObjCString - Checks that the argument to the builtin
5351 /// CFString constructor is correct
5352 /// Note: It might also make sense to do the UTF-16 conversion here (would
5353 /// simplify the backend).
5354 bool Sema::CheckObjCString(Expr *Arg) {
5355  Arg = Arg->IgnoreParenCasts();
5356  StringLiteral *Literal = dyn_cast<StringLiteral>(Arg);
5357 
5358  if (!Literal || !Literal->isAscii()) {
5359  Diag(Arg->getBeginLoc(), diag::err_cfstring_literal_not_string_constant)
5360  << Arg->getSourceRange();
5361  return true;
5362  }
5363 
5364  if (Literal->containsNonAsciiOrNull()) {
5365  StringRef String = Literal->getString();
5366  unsigned NumBytes = String.size();
5367  SmallVector<llvm::UTF16, 128> ToBuf(NumBytes);
5368  const llvm::UTF8 *FromPtr = (const llvm::UTF8 *)String.data();
5369  llvm::UTF16 *ToPtr = &ToBuf[0];
5370 
5371  llvm::ConversionResult Result =
5372  llvm::ConvertUTF8toUTF16(&FromPtr, FromPtr + NumBytes, &ToPtr,
5373  ToPtr + NumBytes, llvm::strictConversion);
5374  // Check for conversion failure.
5375  if (Result != llvm::conversionOK)
5376  Diag(Arg->getBeginLoc(), diag::warn_cfstring_truncated)
5377  << Arg->getSourceRange();
5378  }
5379  return false;
5380 }
5381 
5382 /// CheckObjCString - Checks that the format string argument to the os_log()
5383 /// and os_trace() functions is correct, and converts it to const char *.
5384 ExprResult Sema::CheckOSLogFormatStringArg(Expr *Arg) {
5385  Arg = Arg->IgnoreParenCasts();
5386  auto *Literal = dyn_cast<StringLiteral>(Arg);
5387  if (!Literal) {
5388  if (auto *ObjcLiteral = dyn_cast<ObjCStringLiteral>(Arg)) {
5389  Literal = ObjcLiteral->getString();
5390  }
5391  }
5392 
5393  if (!Literal || (!Literal->isAscii() && !Literal->isUTF8())) {
5394  return ExprError(
5395  Diag(Arg->getBeginLoc(), diag::err_os_log_format_not_string_constant)
5396  << Arg->getSourceRange());
5397  }
5398 
5399  ExprResult Result(Literal);
5400  QualType ResultTy = Context.getPointerType(Context.CharTy.withConst());
5401  InitializedEntity Entity =
5402  InitializedEntity::InitializeParameter(Context, ResultTy, false);
5403  Result = PerformCopyInitialization(Entity, SourceLocation(), Result);
5404  return Result;
5405 }
5406 
5407 /// Check that the user is calling the appropriate va_start builtin for the
5408 /// target and calling convention.
5409 static bool checkVAStartABI(Sema &S, unsigned BuiltinID, Expr *Fn) {
5410  const llvm::Triple &TT = S.Context.getTargetInfo().getTriple();
5411  bool IsX64 = TT.getArch() == llvm::Triple::x86_64;
5412  bool IsAArch64 = TT.getArch() == llvm::Triple::aarch64;
5413  bool IsWindows = TT.isOSWindows();
5414  bool IsMSVAStart = BuiltinID == Builtin::BI__builtin_ms_va_start;
5415  if (IsX64 || IsAArch64) {
5416  CallingConv CC = CC_C;
5417  if (const FunctionDecl *FD = S.getCurFunctionDecl())
5418  CC = FD->getType()->getAs<FunctionType>()->getCallConv();
5419  if (IsMSVAStart) {
5420  // Don't allow this in System V ABI functions.
5421  if (CC == CC_X86_64SysV || (!IsWindows && CC != CC_Win64))
5422  return S.Diag(Fn->getBeginLoc(),
5423  diag::err_ms_va_start_used_in_sysv_function);
5424  } else {
5425  // On x86-64/AArch64 Unix, don't allow this in Win64 ABI functions.
5426  // On x64 Windows, don't allow this in System V ABI functions.
5427  // (Yes, that means there's no corresponding way to support variadic
5428  // System V ABI functions on Windows.)
5429  if ((IsWindows && CC == CC_X86_64SysV) ||
5430  (!IsWindows && CC == CC_Win64))
5431  return S.Diag(Fn->getBeginLoc(),
5432  diag::err_va_start_used_in_wrong_abi_function)
5433  << !IsWindows;
5434  }
5435  return false;
5436  }
5437 
5438  if (IsMSVAStart)
5439  return S.Diag(Fn->getBeginLoc(), diag::err_builtin_x64_aarch64_only);
5440  return false;
5441 }
5442 
5444  ParmVarDecl **LastParam = nullptr) {
5445  // Determine whether the current function, block, or obj-c method is variadic
5446  // and get its parameter list.
5447  bool IsVariadic = false;
5448  ArrayRef<ParmVarDecl *> Params;
5449  DeclContext *Caller = S.CurContext;
5450  if (auto *Block = dyn_cast<BlockDecl>(Caller)) {
5451  IsVariadic = Block->isVariadic();
5452  Params = Block->parameters();
5453  } else if (auto *FD = dyn_cast<FunctionDecl>(Caller)) {
5454  IsVariadic = FD->isVariadic();
5455  Params = FD->parameters();
5456  } else if (auto *MD = dyn_cast<ObjCMethodDecl>(Caller)) {
5457  IsVariadic = MD->isVariadic();
5458  // FIXME: This isn't correct for methods (results in bogus warning).
5459  Params = MD->parameters();
5460  } else if (isa<CapturedDecl>(Caller)) {
5461  // We don't support va_start in a CapturedDecl.
5462  S.Diag(Fn->getBeginLoc(), diag::err_va_start_captured_stmt);
5463  return true;
5464  } else {
5465  // This must be some other declcontext that parses exprs.
5466  S.Diag(Fn->getBeginLoc(), diag::err_va_start_outside_function);
5467  return true;
5468  }
5469 
5470  if (!IsVariadic) {
5471  S.Diag(Fn->getBeginLoc(), diag::err_va_start_fixed_function);
5472  return true;
5473  }
5474 
5475  if (LastParam)
5476  *LastParam = Params.empty() ? nullptr : Params.back();
5477 
5478  return false;
5479 }
5480 
5481 /// Check the arguments to '__builtin_va_start' or '__builtin_ms_va_start'
5482 /// for validity. Emit an error and return true on failure; return false
5483 /// on success.
5484 bool Sema::SemaBuiltinVAStart(unsigned BuiltinID, CallExpr *TheCall) {
5485  Expr *Fn = TheCall->getCallee();
5486 
5487  if (checkVAStartABI(*this, BuiltinID, Fn))
5488  return true;
5489 
5490  if (TheCall->getNumArgs() > 2) {
5491  Diag(TheCall->getArg(2)->getBeginLoc(),
5492  diag::err_typecheck_call_too_many_args)
5493  << 0 /*function call*/ << 2 << TheCall->getNumArgs()
5494  << Fn->getSourceRange()
5495  << SourceRange(TheCall->getArg(2)->getBeginLoc(),
5496  (*(TheCall->arg_end() - 1))->getEndLoc());
5497  return true;
5498  }
5499 
5500  if (TheCall->getNumArgs() < 2) {
5501  return Diag(TheCall->getEndLoc(),
5502  diag::err_typecheck_call_too_few_args_at_least)
5503  << 0 /*function call*/ << 2 << TheCall->getNumArgs();
5504  }
5505 
5506  // Type-check the first argument normally.
5507  if (checkBuiltinArgument(*this, TheCall, 0))
5508  return true;
5509 
5510  // Check that the current function is variadic, and get its last parameter.
5511  ParmVarDecl *LastParam;
5512  if (checkVAStartIsInVariadicFunction(*this, Fn, &LastParam))
5513  return true;
5514 
5515  // Verify that the second argument to the builtin is the last argument of the
5516  // current function or method.
5517  bool SecondArgIsLastNamedArgument = false;
5518  const Expr *Arg = TheCall->getArg(1)->IgnoreParenCasts();
5519 
5520  // These are valid if SecondArgIsLastNamedArgument is false after the next
5521  // block.
5522  QualType Type;
5523  SourceLocation ParamLoc;
5524  bool IsCRegister = false;
5525 
5526  if (const DeclRefExpr *DR = dyn_cast<DeclRefExpr>(Arg)) {
5527  if (const ParmVarDecl *PV = dyn_cast<ParmVarDecl>(DR->getDecl())) {
5528  SecondArgIsLastNamedArgument = PV == LastParam;
5529 
5530  Type = PV->getType();
5531  ParamLoc = PV->getLocation();
5532  IsCRegister =
5533  PV->getStorageClass() == SC_Register && !getLangOpts().CPlusPlus;
5534  }
5535  }
5536 
5537  if (!SecondArgIsLastNamedArgument)
5538  Diag(TheCall->getArg(1)->getBeginLoc(),
5539  diag::warn_second_arg_of_va_start_not_last_named_param);
5540  else if (IsCRegister || Type->isReferenceType() ||
5541  Type->isSpecificBuiltinType(BuiltinType::Float) || [=] {
5542  // Promotable integers are UB, but enumerations need a bit of
5543  // extra checking to see what their promotable type actually is.
5544  if (!Type->isPromotableIntegerType())
5545  return false;
5546  if (!Type->isEnumeralType())
5547  return true;
5548  const EnumDecl *ED = Type->getAs<EnumType>()->getDecl();
5549  return !(ED &&
5550  Context.typesAreCompatible(ED->getPromotionType(), Type));
5551  }()) {
5552  unsigned Reason = 0;
5553  if (Type->isReferenceType()) Reason = 1;
5554  else if (IsCRegister) Reason = 2;
5555  Diag(Arg->getBeginLoc(), diag::warn_va_start_type_is_undefined) << Reason;
5556  Diag(ParamLoc, diag::note_parameter_type) << Type;
5557  }
5558 
5559  TheCall->setType(Context.VoidTy);
5560  return false;
5561 }
5562 
5563 bool Sema::SemaBuiltinVAStartARMMicrosoft(CallExpr *Call) {
5564  // void __va_start(va_list *ap, const char *named_addr, size_t slot_size,
5565  // const char *named_addr);
5566 
5567  Expr *Func = Call->getCallee();
5568 
5569  if (Call->getNumArgs() < 3)
5570  return Diag(Call->getEndLoc(),
5571  diag::err_typecheck_call_too_few_args_at_least)
5572  << 0 /*function call*/ << 3 << Call->getNumArgs();
5573 
5574  // Type-check the first argument normally.
5575  if (checkBuiltinArgument(*this, Call, 0))
5576  return true;
5577 
5578  // Check that the current function is variadic.
5579  if (checkVAStartIsInVariadicFunction(*this, Func))
5580  return true;
5581 
5582  // __va_start on Windows does not validate the parameter qualifiers
5583 
5584  const Expr *Arg1 = Call->getArg(1)->IgnoreParens();
5585  const Type *Arg1Ty = Arg1->getType().getCanonicalType().getTypePtr();
5586 
5587  const Expr *Arg2 = Call->getArg(2)->IgnoreParens();
5588  const Type *Arg2Ty = Arg2->getType().getCanonicalType().getTypePtr();
5589 
5590  const QualType &ConstCharPtrTy =
5591  Context.getPointerType(Context.CharTy.withConst());
5592  if (!Arg1Ty->isPointerType() ||
5593  Arg1Ty->getPointeeType().withoutLocalFastQualifiers() != Context.CharTy)
5594  Diag(Arg1->getBeginLoc(), diag::err_typecheck_convert_incompatible)
5595  << Arg1->getType() << ConstCharPtrTy << 1 /* different class */
5596  << 0 /* qualifier difference */
5597  << 3 /* parameter mismatch */
5598  << 2 << Arg1->getType() << ConstCharPtrTy;
5599 
5600  const QualType SizeTy = Context.getSizeType();
5601  if (Arg2Ty->getCanonicalTypeInternal().withoutLocalFastQualifiers() != SizeTy)
5602  Diag(Arg2->getBeginLoc(), diag::err_typecheck_convert_incompatible)
5603  << Arg2->getType() << SizeTy << 1 /* different class */
5604  << 0 /* qualifier difference */
5605  << 3 /* parameter mismatch */
5606  << 3 << Arg2->getType() << SizeTy;
5607 
5608  return false;
5609 }
5610 
5611 /// SemaBuiltinUnorderedCompare - Handle functions like __builtin_isgreater and
5612 /// friends. This is declared to take (...), so we have to check everything.
5613 bool Sema::SemaBuiltinUnorderedCompare(CallExpr *TheCall) {
5614  if (TheCall->getNumArgs() < 2)
5615  return Diag(TheCall->getEndLoc(), diag::err_typecheck_call_too_few_args)
5616  << 0 << 2 << TheCall->getNumArgs() /*function call*/;
5617  if (TheCall->getNumArgs() > 2)
5618  return Diag(TheCall->getArg(2)->getBeginLoc(),
5619  diag::err_typecheck_call_too_many_args)
5620  << 0 /*function call*/ << 2 << TheCall->getNumArgs()
5621  << SourceRange(TheCall->getArg(2)->getBeginLoc(),
5622  (*(TheCall->arg_end() - 1))->getEndLoc());
5623 
5624  ExprResult OrigArg0 = TheCall->getArg(0);
5625  ExprResult OrigArg1 = TheCall->getArg(1);
5626 
5627  // Do standard promotions between the two arguments, returning their common
5628  // type.
5629  QualType Res = UsualArithmeticConversions(OrigArg0, OrigArg1, false);
5630  if (OrigArg0.isInvalid() || OrigArg1.isInvalid())
5631  return true;
5632 
5633  // Make sure any conversions are pushed back into the call; this is
5634  // type safe since unordered compare builtins are declared as "_Bool
5635  // foo(...)".
5636  TheCall->setArg(0, OrigArg0.get());
5637  TheCall->setArg(1, OrigArg1.get());
5638 
5639  if (OrigArg0.get()->isTypeDependent() || OrigArg1.get()->isTypeDependent())
5640  return false;
5641 
5642  // If the common type isn't a real floating type, then the arguments were
5643  // invalid for this operation.
5644  if (Res.isNull() || !Res->isRealFloatingType())
5645  return Diag(OrigArg0.get()->getBeginLoc(),
5646  diag::err_typecheck_call_invalid_ordered_compare)
5647  << OrigArg0.get()->getType() << OrigArg1.get()->getType()
5648  << SourceRange(OrigArg0.get()->getBeginLoc(),
5649  OrigArg1.get()->getEndLoc());
5650 
5651  return false;
5652 }
5653 
5654 /// SemaBuiltinSemaBuiltinFPClassification - Handle functions like
5655 /// __builtin_isnan and friends. This is declared to take (...), so we have
5656 /// to check everything. We expect the last argument to be a floating point
5657 /// value.
5658 bool Sema::SemaBuiltinFPClassification(CallExpr *TheCall, unsigned NumArgs) {
5659  if (TheCall->getNumArgs() < NumArgs)
5660  return Diag(TheCall->getEndLoc(), diag::err_typecheck_call_too_few_args)
5661  << 0 << NumArgs << TheCall->getNumArgs() /*function call*/;
5662  if (TheCall->getNumArgs() > NumArgs)
5663  return Diag(TheCall->getArg(NumArgs)->getBeginLoc(),
5664  diag::err_typecheck_call_too_many_args)
5665  << 0 /*function call*/ << NumArgs << TheCall->getNumArgs()
5666  << SourceRange(TheCall->getArg(NumArgs)->getBeginLoc(),
5667  (*(TheCall->arg_end() - 1))->getEndLoc());
5668 
5669  Expr *OrigArg = TheCall->getArg(NumArgs-1);
5670 
5671  if (OrigArg->isTypeDependent())
5672  return false;
5673 
5674  // This operation requires a non-_Complex floating-point number.
5675  if (!OrigArg->getType()->isRealFloatingType())
5676  return Diag(OrigArg->getBeginLoc(),
5677  diag::err_typecheck_call_invalid_unary_fp)
5678  << OrigArg->getType() << OrigArg->getSourceRange();
5679 
5680  // If this is an implicit conversion from float -> float, double, or
5681  // long double, remove it.
5682  if (ImplicitCastExpr *Cast = dyn_cast<ImplicitCastExpr>(OrigArg)) {
5683  // Only remove standard FloatCasts, leaving other casts inplace
5684  if (Cast->getCastKind() == CK_FloatingCast) {
5685  Expr *CastArg = Cast->getSubExpr();
5686  if (CastArg->getType()->isSpecificBuiltinType(BuiltinType::Float)) {
5687  assert(
5688  (Cast->getType()->isSpecificBuiltinType(BuiltinType::Double) ||
5689  Cast->getType()->isSpecificBuiltinType(BuiltinType::Float) ||
5690  Cast->getType()->isSpecificBuiltinType(BuiltinType::LongDouble)) &&
5691  "promotion from float to either float, double, or long double is "
5692  "the only expected cast here");
5693  Cast->setSubExpr(nullptr);
5694  TheCall->setArg(NumArgs-1, CastArg);
5695  }
5696  }
5697  }
5698 
5699  return false;
5700 }
5701 
5702 // Customized Sema Checking for VSX builtins that have the following signature:
5703 // vector [...] builtinName(vector [...], vector [...], const int);
5704 // Which takes the same type of vectors (any legal vector type) for the first
5705 // two arguments and takes compile time constant for the third argument.
5706 // Example builtins are :
5707 // vector double vec_xxpermdi(vector double, vector double, int);
5708 // vector short vec_xxsldwi(vector short, vector short, int);
5709 bool Sema::SemaBuiltinVSX(CallExpr *TheCall) {
5710  unsigned ExpectedNumArgs = 3;
5711  if (TheCall->getNumArgs() < ExpectedNumArgs)
5712  return Diag(TheCall->getEndLoc(),
5713  diag::err_typecheck_call_too_few_args_at_least)
5714  << 0 /*function call*/ << ExpectedNumArgs << TheCall->getNumArgs()
5715  << TheCall->getSourceRange();
5716 
5717  if (TheCall->getNumArgs() > ExpectedNumArgs)
5718  return Diag(TheCall->getEndLoc(),
5719  diag::err_typecheck_call_too_many_args_at_most)
5720  << 0 /*function call*/ << ExpectedNumArgs << TheCall->getNumArgs()
5721  << TheCall->getSourceRange();
5722 
5723  // Check the third argument is a compile time constant
5724  llvm::APSInt Value;
5725  if(!TheCall->getArg(2)->isIntegerConstantExpr(Value, Context))
5726  return Diag(TheCall->getBeginLoc(),
5727  diag::err_vsx_builtin_nonconstant_argument)
5728  << 3 /* argument index */ << TheCall->getDirectCallee()
5729  << SourceRange(TheCall->getArg(2)->getBeginLoc(),
5730  TheCall->getArg(2)->getEndLoc());
5731 
5732  QualType Arg1Ty = TheCall->getArg(0)->getType();
5733  QualType Arg2Ty = TheCall->getArg(1)->getType();
5734 
5735  // Check the type of argument 1 and argument 2 are vectors.
5736  SourceLocation BuiltinLoc = TheCall->