clang  9.0.0svn
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/raw_ostream.h"
88 #include <algorithm>
89 #include <cassert>
90 #include <cstddef>
91 #include <cstdint>
92 #include <functional>
93 #include <limits>
94 #include <string>
95 #include <tuple>
96 #include <utility>
97 
98 using namespace clang;
99 using namespace sema;
100 
102  unsigned ByteNo) const {
103  return SL->getLocationOfByte(ByteNo, getSourceManager(), LangOpts,
104  Context.getTargetInfo());
105 }
106 
107 /// Checks that a call expression's argument count is the desired number.
108 /// This is useful when doing custom type-checking. Returns true on error.
109 static bool checkArgCount(Sema &S, CallExpr *call, unsigned desiredArgCount) {
110  unsigned argCount = call->getNumArgs();
111  if (argCount == desiredArgCount) return false;
112 
113  if (argCount < desiredArgCount)
114  return S.Diag(call->getEndLoc(), diag::err_typecheck_call_too_few_args)
115  << 0 /*function call*/ << desiredArgCount << argCount
116  << call->getSourceRange();
117 
118  // Highlight all the excess arguments.
119  SourceRange range(call->getArg(desiredArgCount)->getBeginLoc(),
120  call->getArg(argCount - 1)->getEndLoc());
121 
122  return S.Diag(range.getBegin(), diag::err_typecheck_call_too_many_args)
123  << 0 /*function call*/ << desiredArgCount << argCount
124  << call->getArg(1)->getSourceRange();
125 }
126 
127 /// Check that the first argument to __builtin_annotation is an integer
128 /// and the second argument is a non-wide string literal.
129 static bool SemaBuiltinAnnotation(Sema &S, CallExpr *TheCall) {
130  if (checkArgCount(S, TheCall, 2))
131  return true;
132 
133  // First argument should be an integer.
134  Expr *ValArg = TheCall->getArg(0);
135  QualType Ty = ValArg->getType();
136  if (!Ty->isIntegerType()) {
137  S.Diag(ValArg->getBeginLoc(), diag::err_builtin_annotation_first_arg)
138  << ValArg->getSourceRange();
139  return true;
140  }
141 
142  // Second argument should be a constant string.
143  Expr *StrArg = TheCall->getArg(1)->IgnoreParenCasts();
144  StringLiteral *Literal = dyn_cast<StringLiteral>(StrArg);
145  if (!Literal || !Literal->isAscii()) {
146  S.Diag(StrArg->getBeginLoc(), diag::err_builtin_annotation_second_arg)
147  << StrArg->getSourceRange();
148  return true;
149  }
150 
151  TheCall->setType(Ty);
152  return false;
153 }
154 
155 static bool SemaBuiltinMSVCAnnotation(Sema &S, CallExpr *TheCall) {
156  // We need at least one argument.
157  if (TheCall->getNumArgs() < 1) {
158  S.Diag(TheCall->getEndLoc(), diag::err_typecheck_call_too_few_args_at_least)
159  << 0 << 1 << TheCall->getNumArgs()
160  << TheCall->getCallee()->getSourceRange();
161  return true;
162  }
163 
164  // All arguments should be wide string literals.
165  for (Expr *Arg : TheCall->arguments()) {
166  auto *Literal = dyn_cast<StringLiteral>(Arg->IgnoreParenCasts());
167  if (!Literal || !Literal->isWide()) {
168  S.Diag(Arg->getBeginLoc(), diag::err_msvc_annotation_wide_str)
169  << Arg->getSourceRange();
170  return true;
171  }
172  }
173 
174  return false;
175 }
176 
177 /// Check that the argument to __builtin_addressof is a glvalue, and set the
178 /// result type to the corresponding pointer type.
179 static bool SemaBuiltinAddressof(Sema &S, CallExpr *TheCall) {
180  if (checkArgCount(S, TheCall, 1))
181  return true;
182 
183  ExprResult Arg(TheCall->getArg(0));
184  QualType ResultType = S.CheckAddressOfOperand(Arg, TheCall->getBeginLoc());
185  if (ResultType.isNull())
186  return true;
187 
188  TheCall->setArg(0, Arg.get());
189  TheCall->setType(ResultType);
190  return false;
191 }
192 
193 static bool SemaBuiltinOverflow(Sema &S, CallExpr *TheCall) {
194  if (checkArgCount(S, TheCall, 3))
195  return true;
196 
197  // First two arguments should be integers.
198  for (unsigned I = 0; I < 2; ++I) {
199  ExprResult Arg = TheCall->getArg(I);
200  QualType Ty = Arg.get()->getType();
201  if (!Ty->isIntegerType()) {
202  S.Diag(Arg.get()->getBeginLoc(), diag::err_overflow_builtin_must_be_int)
203  << Ty << Arg.get()->getSourceRange();
204  return true;
205  }
207  S.getASTContext(), Ty, /*consume*/ false);
208  Arg = S.PerformCopyInitialization(Entity, SourceLocation(), Arg);
209  if (Arg.isInvalid())
210  return true;
211  TheCall->setArg(I, Arg.get());
212  }
213 
214  // Third argument should be a pointer to a non-const integer.
215  // IRGen correctly handles volatile, restrict, and address spaces, and
216  // the other qualifiers aren't possible.
217  {
218  ExprResult Arg = TheCall->getArg(2);
219  QualType Ty = Arg.get()->getType();
220  const auto *PtrTy = Ty->getAs<PointerType>();
221  if (!(PtrTy && PtrTy->getPointeeType()->isIntegerType() &&
222  !PtrTy->getPointeeType().isConstQualified())) {
223  S.Diag(Arg.get()->getBeginLoc(),
224  diag::err_overflow_builtin_must_be_ptr_int)
225  << Ty << Arg.get()->getSourceRange();
226  return true;
227  }
229  S.getASTContext(), Ty, /*consume*/ false);
230  Arg = S.PerformCopyInitialization(Entity, SourceLocation(), Arg);
231  if (Arg.isInvalid())
232  return true;
233  TheCall->setArg(2, Arg.get());
234  }
235  return false;
236 }
237 
238 static bool SemaBuiltinCallWithStaticChain(Sema &S, CallExpr *BuiltinCall) {
239  if (checkArgCount(S, BuiltinCall, 2))
240  return true;
241 
242  SourceLocation BuiltinLoc = BuiltinCall->getBeginLoc();
243  Expr *Builtin = BuiltinCall->getCallee()->IgnoreImpCasts();
244  Expr *Call = BuiltinCall->getArg(0);
245  Expr *Chain = BuiltinCall->getArg(1);
246 
247  if (Call->getStmtClass() != Stmt::CallExprClass) {
248  S.Diag(BuiltinLoc, diag::err_first_argument_to_cwsc_not_call)
249  << Call->getSourceRange();
250  return true;
251  }
252 
253  auto CE = cast<CallExpr>(Call);
254  if (CE->getCallee()->getType()->isBlockPointerType()) {
255  S.Diag(BuiltinLoc, diag::err_first_argument_to_cwsc_block_call)
256  << Call->getSourceRange();
257  return true;
258  }
259 
260  const Decl *TargetDecl = CE->getCalleeDecl();
261  if (const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(TargetDecl))
262  if (FD->getBuiltinID()) {
263  S.Diag(BuiltinLoc, diag::err_first_argument_to_cwsc_builtin_call)
264  << Call->getSourceRange();
265  return true;
266  }
267 
268  if (isa<CXXPseudoDestructorExpr>(CE->getCallee()->IgnoreParens())) {
269  S.Diag(BuiltinLoc, diag::err_first_argument_to_cwsc_pdtor_call)
270  << Call->getSourceRange();
271  return true;
272  }
273 
274  ExprResult ChainResult = S.UsualUnaryConversions(Chain);
275  if (ChainResult.isInvalid())
276  return true;
277  if (!ChainResult.get()->getType()->isPointerType()) {
278  S.Diag(BuiltinLoc, diag::err_second_argument_to_cwsc_not_pointer)
279  << Chain->getSourceRange();
280  return true;
281  }
282 
283  QualType ReturnTy = CE->getCallReturnType(S.Context);
284  QualType ArgTys[2] = { ReturnTy, ChainResult.get()->getType() };
285  QualType BuiltinTy = S.Context.getFunctionType(
286  ReturnTy, ArgTys, FunctionProtoType::ExtProtoInfo());
287  QualType BuiltinPtrTy = S.Context.getPointerType(BuiltinTy);
288 
289  Builtin =
290  S.ImpCastExprToType(Builtin, BuiltinPtrTy, CK_BuiltinFnToFnPtr).get();
291 
292  BuiltinCall->setType(CE->getType());
293  BuiltinCall->setValueKind(CE->getValueKind());
294  BuiltinCall->setObjectKind(CE->getObjectKind());
295  BuiltinCall->setCallee(Builtin);
296  BuiltinCall->setArg(1, ChainResult.get());
297 
298  return false;
299 }
300 
301 /// Check a call to BuiltinID for buffer overflows. If BuiltinID is a
302 /// __builtin_*_chk function, then use the object size argument specified in the
303 /// source. Otherwise, infer the object size using __builtin_object_size.
304 void Sema::checkFortifiedBuiltinMemoryFunction(FunctionDecl *FD,
305  CallExpr *TheCall) {
306  // FIXME: There are some more useful checks we could be doing here:
307  // - Analyze the format string of sprintf to see how much of buffer is used.
308  // - Evaluate strlen of strcpy arguments, use as object size.
309 
310  if (TheCall->isValueDependent() || TheCall->isTypeDependent())
311  return;
312 
313  unsigned BuiltinID = FD->getBuiltinID(/*ConsiderWrappers=*/true);
314  if (!BuiltinID)
315  return;
316 
317  unsigned DiagID = 0;
318  bool IsChkVariant = false;
319  unsigned SizeIndex, ObjectIndex;
320  switch (BuiltinID) {
321  default:
322  return;
323  case Builtin::BI__builtin___memcpy_chk:
324  case Builtin::BI__builtin___memmove_chk:
325  case Builtin::BI__builtin___memset_chk:
326  case Builtin::BI__builtin___strlcat_chk:
327  case Builtin::BI__builtin___strlcpy_chk:
328  case Builtin::BI__builtin___strncat_chk:
329  case Builtin::BI__builtin___strncpy_chk:
330  case Builtin::BI__builtin___stpncpy_chk:
331  case Builtin::BI__builtin___memccpy_chk: {
332  DiagID = diag::warn_builtin_chk_overflow;
333  IsChkVariant = true;
334  SizeIndex = TheCall->getNumArgs() - 2;
335  ObjectIndex = TheCall->getNumArgs() - 1;
336  break;
337  }
338 
339  case Builtin::BI__builtin___snprintf_chk:
340  case Builtin::BI__builtin___vsnprintf_chk: {
341  DiagID = diag::warn_builtin_chk_overflow;
342  IsChkVariant = true;
343  SizeIndex = 1;
344  ObjectIndex = 3;
345  break;
346  }
347 
348  case Builtin::BIstrncat:
349  case Builtin::BI__builtin_strncat:
350  case Builtin::BIstrncpy:
351  case Builtin::BI__builtin_strncpy:
352  case Builtin::BIstpncpy:
353  case Builtin::BI__builtin_stpncpy: {
354  // Whether these functions overflow depends on the runtime strlen of the
355  // string, not just the buffer size, so emitting the "always overflow"
356  // diagnostic isn't quite right. We should still diagnose passing a buffer
357  // size larger than the destination buffer though; this is a runtime abort
358  // in _FORTIFY_SOURCE mode, and is quite suspicious otherwise.
359  DiagID = diag::warn_fortify_source_size_mismatch;
360  SizeIndex = TheCall->getNumArgs() - 1;
361  ObjectIndex = 0;
362  break;
363  }
364 
365  case Builtin::BImemcpy:
366  case Builtin::BI__builtin_memcpy:
367  case Builtin::BImemmove:
368  case Builtin::BI__builtin_memmove:
369  case Builtin::BImemset:
370  case Builtin::BI__builtin_memset: {
371  DiagID = diag::warn_fortify_source_overflow;
372  SizeIndex = TheCall->getNumArgs() - 1;
373  ObjectIndex = 0;
374  break;
375  }
376  case Builtin::BIsnprintf:
377  case Builtin::BI__builtin_snprintf:
378  case Builtin::BIvsnprintf:
379  case Builtin::BI__builtin_vsnprintf: {
380  DiagID = diag::warn_fortify_source_size_mismatch;
381  SizeIndex = 1;
382  ObjectIndex = 0;
383  break;
384  }
385  }
386 
387  llvm::APSInt ObjectSize;
388  // For __builtin___*_chk, the object size is explicitly provided by the caller
389  // (usually using __builtin_object_size). Use that value to check this call.
390  if (IsChkVariant) {
391  Expr::EvalResult Result;
392  Expr *SizeArg = TheCall->getArg(ObjectIndex);
393  if (!SizeArg->EvaluateAsInt(Result, getASTContext()))
394  return;
395  ObjectSize = Result.Val.getInt();
396 
397  // Otherwise, try to evaluate an imaginary call to __builtin_object_size.
398  } else {
399  // If the parameter has a pass_object_size attribute, then we should use its
400  // (potentially) more strict checking mode. Otherwise, conservatively assume
401  // type 0.
402  int BOSType = 0;
403  if (const auto *POS =
404  FD->getParamDecl(ObjectIndex)->getAttr<PassObjectSizeAttr>())
405  BOSType = POS->getType();
406 
407  Expr *ObjArg = TheCall->getArg(ObjectIndex);
408  uint64_t Result;
409  if (!ObjArg->tryEvaluateObjectSize(Result, getASTContext(), BOSType))
410  return;
411  // Get the object size in the target's size_t width.
412  const TargetInfo &TI = getASTContext().getTargetInfo();
413  unsigned SizeTypeWidth = TI.getTypeWidth(TI.getSizeType());
414  ObjectSize = llvm::APSInt::getUnsigned(Result).extOrTrunc(SizeTypeWidth);
415  }
416 
417  // Evaluate the number of bytes of the object that this call will use.
418  Expr::EvalResult Result;
419  Expr *UsedSizeArg = TheCall->getArg(SizeIndex);
420  if (!UsedSizeArg->EvaluateAsInt(Result, getASTContext()))
421  return;
422  llvm::APSInt UsedSize = Result.Val.getInt();
423 
424  if (UsedSize.ule(ObjectSize))
425  return;
426 
427  StringRef FunctionName = getASTContext().BuiltinInfo.getName(BuiltinID);
428  // Skim off the details of whichever builtin was called to produce a better
429  // diagnostic, as it's unlikley that the user wrote the __builtin explicitly.
430  if (IsChkVariant) {
431  FunctionName = FunctionName.drop_front(std::strlen("__builtin___"));
432  FunctionName = FunctionName.drop_back(std::strlen("_chk"));
433  } else if (FunctionName.startswith("__builtin_")) {
434  FunctionName = FunctionName.drop_front(std::strlen("__builtin_"));
435  }
436 
437  DiagRuntimeBehavior(TheCall->getBeginLoc(), TheCall,
438  PDiag(DiagID)
439  << FunctionName << ObjectSize.toString(/*Radix=*/10)
440  << UsedSize.toString(/*Radix=*/10));
441 }
442 
443 static bool SemaBuiltinSEHScopeCheck(Sema &SemaRef, CallExpr *TheCall,
444  Scope::ScopeFlags NeededScopeFlags,
445  unsigned DiagID) {
446  // Scopes aren't available during instantiation. Fortunately, builtin
447  // functions cannot be template args so they cannot be formed through template
448  // instantiation. Therefore checking once during the parse is sufficient.
449  if (SemaRef.inTemplateInstantiation())
450  return false;
451 
452  Scope *S = SemaRef.getCurScope();
453  while (S && !S->isSEHExceptScope())
454  S = S->getParent();
455  if (!S || !(S->getFlags() & NeededScopeFlags)) {
456  auto *DRE = cast<DeclRefExpr>(TheCall->getCallee()->IgnoreParenCasts());
457  SemaRef.Diag(TheCall->getExprLoc(), DiagID)
458  << DRE->getDecl()->getIdentifier();
459  return true;
460  }
461 
462  return false;
463 }
464 
465 static inline bool isBlockPointer(Expr *Arg) {
466  return Arg->getType()->isBlockPointerType();
467 }
468 
469 /// OpenCL C v2.0, s6.13.17.2 - Checks that the block parameters are all local
470 /// void*, which is a requirement of device side enqueue.
471 static bool checkOpenCLBlockArgs(Sema &S, Expr *BlockArg) {
472  const BlockPointerType *BPT =
473  cast<BlockPointerType>(BlockArg->getType().getCanonicalType());
474  ArrayRef<QualType> Params =
475  BPT->getPointeeType()->getAs<FunctionProtoType>()->getParamTypes();
476  unsigned ArgCounter = 0;
477  bool IllegalParams = false;
478  // Iterate through the block parameters until either one is found that is not
479  // a local void*, or the block is valid.
480  for (ArrayRef<QualType>::iterator I = Params.begin(), E = Params.end();
481  I != E; ++I, ++ArgCounter) {
482  if (!(*I)->isPointerType() || !(*I)->getPointeeType()->isVoidType() ||
483  (*I)->getPointeeType().getQualifiers().getAddressSpace() !=
485  // Get the location of the error. If a block literal has been passed
486  // (BlockExpr) then we can point straight to the offending argument,
487  // else we just point to the variable reference.
488  SourceLocation ErrorLoc;
489  if (isa<BlockExpr>(BlockArg)) {
490  BlockDecl *BD = cast<BlockExpr>(BlockArg)->getBlockDecl();
491  ErrorLoc = BD->getParamDecl(ArgCounter)->getBeginLoc();
492  } else if (isa<DeclRefExpr>(BlockArg)) {
493  ErrorLoc = cast<DeclRefExpr>(BlockArg)->getBeginLoc();
494  }
495  S.Diag(ErrorLoc,
496  diag::err_opencl_enqueue_kernel_blocks_non_local_void_args);
497  IllegalParams = true;
498  }
499  }
500 
501  return IllegalParams;
502 }
503 
504 static bool checkOpenCLSubgroupExt(Sema &S, CallExpr *Call) {
505  if (!S.getOpenCLOptions().isEnabled("cl_khr_subgroups")) {
506  S.Diag(Call->getBeginLoc(), diag::err_opencl_requires_extension)
507  << 1 << Call->getDirectCallee() << "cl_khr_subgroups";
508  return true;
509  }
510  return false;
511 }
512 
513 static bool SemaOpenCLBuiltinNDRangeAndBlock(Sema &S, CallExpr *TheCall) {
514  if (checkArgCount(S, TheCall, 2))
515  return true;
516 
517  if (checkOpenCLSubgroupExt(S, TheCall))
518  return true;
519 
520  // First argument is an ndrange_t type.
521  Expr *NDRangeArg = TheCall->getArg(0);
522  if (NDRangeArg->getType().getUnqualifiedType().getAsString() != "ndrange_t") {
523  S.Diag(NDRangeArg->getBeginLoc(), diag::err_opencl_builtin_expected_type)
524  << TheCall->getDirectCallee() << "'ndrange_t'";
525  return true;
526  }
527 
528  Expr *BlockArg = TheCall->getArg(1);
529  if (!isBlockPointer(BlockArg)) {
530  S.Diag(BlockArg->getBeginLoc(), diag::err_opencl_builtin_expected_type)
531  << TheCall->getDirectCallee() << "block";
532  return true;
533  }
534  return checkOpenCLBlockArgs(S, BlockArg);
535 }
536 
537 /// OpenCL C v2.0, s6.13.17.6 - Check the argument to the
538 /// get_kernel_work_group_size
539 /// and get_kernel_preferred_work_group_size_multiple builtin functions.
541  if (checkArgCount(S, TheCall, 1))
542  return true;
543 
544  Expr *BlockArg = TheCall->getArg(0);
545  if (!isBlockPointer(BlockArg)) {
546  S.Diag(BlockArg->getBeginLoc(), diag::err_opencl_builtin_expected_type)
547  << TheCall->getDirectCallee() << "block";
548  return true;
549  }
550  return checkOpenCLBlockArgs(S, BlockArg);
551 }
552 
553 /// Diagnose integer type and any valid implicit conversion to it.
554 static bool checkOpenCLEnqueueIntType(Sema &S, Expr *E,
555  const QualType &IntType);
556 
558  unsigned Start, unsigned End) {
559  bool IllegalParams = false;
560  for (unsigned I = Start; I <= End; ++I)
561  IllegalParams |= checkOpenCLEnqueueIntType(S, TheCall->getArg(I),
562  S.Context.getSizeType());
563  return IllegalParams;
564 }
565 
566 /// OpenCL v2.0, s6.13.17.1 - Check that sizes are provided for all
567 /// 'local void*' parameter of passed block.
569  Expr *BlockArg,
570  unsigned NumNonVarArgs) {
571  const BlockPointerType *BPT =
572  cast<BlockPointerType>(BlockArg->getType().getCanonicalType());
573  unsigned NumBlockParams =
574  BPT->getPointeeType()->getAs<FunctionProtoType>()->getNumParams();
575  unsigned TotalNumArgs = TheCall->getNumArgs();
576 
577  // For each argument passed to the block, a corresponding uint needs to
578  // be passed to describe the size of the local memory.
579  if (TotalNumArgs != NumBlockParams + NumNonVarArgs) {
580  S.Diag(TheCall->getBeginLoc(),
581  diag::err_opencl_enqueue_kernel_local_size_args);
582  return true;
583  }
584 
585  // Check that the sizes of the local memory are specified by integers.
586  return checkOpenCLEnqueueLocalSizeArgs(S, TheCall, NumNonVarArgs,
587  TotalNumArgs - 1);
588 }
589 
590 /// OpenCL C v2.0, s6.13.17 - Enqueue kernel function contains four different
591 /// overload formats specified in Table 6.13.17.1.
592 /// int enqueue_kernel(queue_t queue,
593 /// kernel_enqueue_flags_t flags,
594 /// const ndrange_t ndrange,
595 /// void (^block)(void))
596 /// int enqueue_kernel(queue_t queue,
597 /// kernel_enqueue_flags_t flags,
598 /// const ndrange_t ndrange,
599 /// uint num_events_in_wait_list,
600 /// clk_event_t *event_wait_list,
601 /// clk_event_t *event_ret,
602 /// void (^block)(void))
603 /// int enqueue_kernel(queue_t queue,
604 /// kernel_enqueue_flags_t flags,
605 /// const ndrange_t ndrange,
606 /// void (^block)(local void*, ...),
607 /// uint size0, ...)
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)(local void*, ...),
615 /// uint size0, ...)
616 static bool SemaOpenCLBuiltinEnqueueKernel(Sema &S, CallExpr *TheCall) {
617  unsigned NumArgs = TheCall->getNumArgs();
618 
619  if (NumArgs < 4) {
620  S.Diag(TheCall->getBeginLoc(), diag::err_typecheck_call_too_few_args);
621  return true;
622  }
623 
624  Expr *Arg0 = TheCall->getArg(0);
625  Expr *Arg1 = TheCall->getArg(1);
626  Expr *Arg2 = TheCall->getArg(2);
627  Expr *Arg3 = TheCall->getArg(3);
628 
629  // First argument always needs to be a queue_t type.
630  if (!Arg0->getType()->isQueueT()) {
631  S.Diag(TheCall->getArg(0)->getBeginLoc(),
632  diag::err_opencl_builtin_expected_type)
633  << TheCall->getDirectCallee() << S.Context.OCLQueueTy;
634  return true;
635  }
636 
637  // Second argument always needs to be a kernel_enqueue_flags_t enum value.
638  if (!Arg1->getType()->isIntegerType()) {
639  S.Diag(TheCall->getArg(1)->getBeginLoc(),
640  diag::err_opencl_builtin_expected_type)
641  << TheCall->getDirectCallee() << "'kernel_enqueue_flags_t' (i.e. uint)";
642  return true;
643  }
644 
645  // Third argument is always an ndrange_t type.
646  if (Arg2->getType().getUnqualifiedType().getAsString() != "ndrange_t") {
647  S.Diag(TheCall->getArg(2)->getBeginLoc(),
648  diag::err_opencl_builtin_expected_type)
649  << TheCall->getDirectCallee() << "'ndrange_t'";
650  return true;
651  }
652 
653  // With four arguments, there is only one form that the function could be
654  // called in: no events and no variable arguments.
655  if (NumArgs == 4) {
656  // check that the last argument is the right block type.
657  if (!isBlockPointer(Arg3)) {
658  S.Diag(Arg3->getBeginLoc(), diag::err_opencl_builtin_expected_type)
659  << TheCall->getDirectCallee() << "block";
660  return true;
661  }
662  // we have a block type, check the prototype
663  const BlockPointerType *BPT =
664  cast<BlockPointerType>(Arg3->getType().getCanonicalType());
665  if (BPT->getPointeeType()->getAs<FunctionProtoType>()->getNumParams() > 0) {
666  S.Diag(Arg3->getBeginLoc(),
667  diag::err_opencl_enqueue_kernel_blocks_no_args);
668  return true;
669  }
670  return false;
671  }
672  // we can have block + varargs.
673  if (isBlockPointer(Arg3))
674  return (checkOpenCLBlockArgs(S, Arg3) ||
675  checkOpenCLEnqueueVariadicArgs(S, TheCall, Arg3, 4));
676  // last two cases with either exactly 7 args or 7 args and varargs.
677  if (NumArgs >= 7) {
678  // check common block argument.
679  Expr *Arg6 = TheCall->getArg(6);
680  if (!isBlockPointer(Arg6)) {
681  S.Diag(Arg6->getBeginLoc(), diag::err_opencl_builtin_expected_type)
682  << TheCall->getDirectCallee() << "block";
683  return true;
684  }
685  if (checkOpenCLBlockArgs(S, Arg6))
686  return true;
687 
688  // Forth argument has to be any integer type.
689  if (!Arg3->getType()->isIntegerType()) {
690  S.Diag(TheCall->getArg(3)->getBeginLoc(),
691  diag::err_opencl_builtin_expected_type)
692  << TheCall->getDirectCallee() << "integer";
693  return true;
694  }
695  // check remaining common arguments.
696  Expr *Arg4 = TheCall->getArg(4);
697  Expr *Arg5 = TheCall->getArg(5);
698 
699  // Fifth argument is always passed as a pointer to clk_event_t.
700  if (!Arg4->isNullPointerConstant(S.Context,
703  S.Diag(TheCall->getArg(4)->getBeginLoc(),
704  diag::err_opencl_builtin_expected_type)
705  << TheCall->getDirectCallee()
707  return true;
708  }
709 
710  // Sixth argument is always passed as a pointer to clk_event_t.
711  if (!Arg5->isNullPointerConstant(S.Context,
713  !(Arg5->getType()->isPointerType() &&
714  Arg5->getType()->getPointeeType()->isClkEventT())) {
715  S.Diag(TheCall->getArg(5)->getBeginLoc(),
716  diag::err_opencl_builtin_expected_type)
717  << TheCall->getDirectCallee()
719  return true;
720  }
721 
722  if (NumArgs == 7)
723  return false;
724 
725  return checkOpenCLEnqueueVariadicArgs(S, TheCall, Arg6, 7);
726  }
727 
728  // None of the specific case has been detected, give generic error
729  S.Diag(TheCall->getBeginLoc(),
730  diag::err_opencl_enqueue_kernel_incorrect_args);
731  return true;
732 }
733 
734 /// Returns OpenCL access qual.
735 static OpenCLAccessAttr *getOpenCLArgAccess(const Decl *D) {
736  return D->getAttr<OpenCLAccessAttr>();
737 }
738 
739 /// Returns true if pipe element type is different from the pointer.
740 static bool checkOpenCLPipeArg(Sema &S, CallExpr *Call) {
741  const Expr *Arg0 = Call->getArg(0);
742  // First argument type should always be pipe.
743  if (!Arg0->getType()->isPipeType()) {
744  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_first_arg)
745  << Call->getDirectCallee() << Arg0->getSourceRange();
746  return true;
747  }
748  OpenCLAccessAttr *AccessQual =
749  getOpenCLArgAccess(cast<DeclRefExpr>(Arg0)->getDecl());
750  // Validates the access qualifier is compatible with the call.
751  // OpenCL v2.0 s6.13.16 - The access qualifiers for pipe should only be
752  // read_only and write_only, and assumed to be read_only if no qualifier is
753  // specified.
754  switch (Call->getDirectCallee()->getBuiltinID()) {
755  case Builtin::BIread_pipe:
756  case Builtin::BIreserve_read_pipe:
757  case Builtin::BIcommit_read_pipe:
758  case Builtin::BIwork_group_reserve_read_pipe:
759  case Builtin::BIsub_group_reserve_read_pipe:
760  case Builtin::BIwork_group_commit_read_pipe:
761  case Builtin::BIsub_group_commit_read_pipe:
762  if (!(!AccessQual || AccessQual->isReadOnly())) {
763  S.Diag(Arg0->getBeginLoc(),
764  diag::err_opencl_builtin_pipe_invalid_access_modifier)
765  << "read_only" << Arg0->getSourceRange();
766  return true;
767  }
768  break;
769  case Builtin::BIwrite_pipe:
770  case Builtin::BIreserve_write_pipe:
771  case Builtin::BIcommit_write_pipe:
772  case Builtin::BIwork_group_reserve_write_pipe:
773  case Builtin::BIsub_group_reserve_write_pipe:
774  case Builtin::BIwork_group_commit_write_pipe:
775  case Builtin::BIsub_group_commit_write_pipe:
776  if (!(AccessQual && AccessQual->isWriteOnly())) {
777  S.Diag(Arg0->getBeginLoc(),
778  diag::err_opencl_builtin_pipe_invalid_access_modifier)
779  << "write_only" << Arg0->getSourceRange();
780  return true;
781  }
782  break;
783  default:
784  break;
785  }
786  return false;
787 }
788 
789 /// Returns true if pipe element type is different from the pointer.
790 static bool checkOpenCLPipePacketType(Sema &S, CallExpr *Call, unsigned Idx) {
791  const Expr *Arg0 = Call->getArg(0);
792  const Expr *ArgIdx = Call->getArg(Idx);
793  const PipeType *PipeTy = cast<PipeType>(Arg0->getType());
794  const QualType EltTy = PipeTy->getElementType();
795  const PointerType *ArgTy = ArgIdx->getType()->getAs<PointerType>();
796  // The Idx argument should be a pointer and the type of the pointer and
797  // the type of pipe element should also be the same.
798  if (!ArgTy ||
799  !S.Context.hasSameType(
800  EltTy, ArgTy->getPointeeType()->getCanonicalTypeInternal())) {
801  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_invalid_arg)
802  << Call->getDirectCallee() << S.Context.getPointerType(EltTy)
803  << ArgIdx->getType() << ArgIdx->getSourceRange();
804  return true;
805  }
806  return false;
807 }
808 
809 // Performs semantic analysis for the read/write_pipe call.
810 // \param S Reference to the semantic analyzer.
811 // \param Call A pointer to the builtin call.
812 // \return True if a semantic error has been found, false otherwise.
813 static bool SemaBuiltinRWPipe(Sema &S, CallExpr *Call) {
814  // OpenCL v2.0 s6.13.16.2 - The built-in read/write
815  // functions have two forms.
816  switch (Call->getNumArgs()) {
817  case 2:
818  if (checkOpenCLPipeArg(S, Call))
819  return true;
820  // The call with 2 arguments should be
821  // read/write_pipe(pipe T, T*).
822  // Check packet type T.
823  if (checkOpenCLPipePacketType(S, Call, 1))
824  return true;
825  break;
826 
827  case 4: {
828  if (checkOpenCLPipeArg(S, Call))
829  return true;
830  // The call with 4 arguments should be
831  // read/write_pipe(pipe T, reserve_id_t, uint, T*).
832  // Check reserve_id_t.
833  if (!Call->getArg(1)->getType()->isReserveIDT()) {
834  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_invalid_arg)
835  << Call->getDirectCallee() << S.Context.OCLReserveIDTy
836  << Call->getArg(1)->getType() << Call->getArg(1)->getSourceRange();
837  return true;
838  }
839 
840  // Check the index.
841  const Expr *Arg2 = Call->getArg(2);
842  if (!Arg2->getType()->isIntegerType() &&
843  !Arg2->getType()->isUnsignedIntegerType()) {
844  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_invalid_arg)
845  << Call->getDirectCallee() << S.Context.UnsignedIntTy
846  << Arg2->getType() << Arg2->getSourceRange();
847  return true;
848  }
849 
850  // Check packet type T.
851  if (checkOpenCLPipePacketType(S, Call, 3))
852  return true;
853  } break;
854  default:
855  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_arg_num)
856  << Call->getDirectCallee() << Call->getSourceRange();
857  return true;
858  }
859 
860  return false;
861 }
862 
863 // Performs a semantic analysis on the {work_group_/sub_group_
864 // /_}reserve_{read/write}_pipe
865 // \param S Reference to the semantic analyzer.
866 // \param Call The call to the builtin function to be analyzed.
867 // \return True if a semantic error was found, false otherwise.
868 static bool SemaBuiltinReserveRWPipe(Sema &S, CallExpr *Call) {
869  if (checkArgCount(S, Call, 2))
870  return true;
871 
872  if (checkOpenCLPipeArg(S, Call))
873  return true;
874 
875  // Check the reserve size.
876  if (!Call->getArg(1)->getType()->isIntegerType() &&
877  !Call->getArg(1)->getType()->isUnsignedIntegerType()) {
878  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_invalid_arg)
879  << Call->getDirectCallee() << S.Context.UnsignedIntTy
880  << Call->getArg(1)->getType() << Call->getArg(1)->getSourceRange();
881  return true;
882  }
883 
884  // Since return type of reserve_read/write_pipe built-in function is
885  // reserve_id_t, which is not defined in the builtin def file , we used int
886  // as return type and need to override the return type of these functions.
887  Call->setType(S.Context.OCLReserveIDTy);
888 
889  return false;
890 }
891 
892 // Performs a semantic analysis on {work_group_/sub_group_
893 // /_}commit_{read/write}_pipe
894 // \param S Reference to the semantic analyzer.
895 // \param Call The call to the builtin function to be analyzed.
896 // \return True if a semantic error was found, false otherwise.
897 static bool SemaBuiltinCommitRWPipe(Sema &S, CallExpr *Call) {
898  if (checkArgCount(S, Call, 2))
899  return true;
900 
901  if (checkOpenCLPipeArg(S, Call))
902  return true;
903 
904  // Check reserve_id_t.
905  if (!Call->getArg(1)->getType()->isReserveIDT()) {
906  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_invalid_arg)
907  << Call->getDirectCallee() << S.Context.OCLReserveIDTy
908  << Call->getArg(1)->getType() << Call->getArg(1)->getSourceRange();
909  return true;
910  }
911 
912  return false;
913 }
914 
915 // Performs a semantic analysis on the call to built-in Pipe
916 // Query Functions.
917 // \param S Reference to the semantic analyzer.
918 // \param Call The call to the builtin function to be analyzed.
919 // \return True if a semantic error was found, false otherwise.
920 static bool SemaBuiltinPipePackets(Sema &S, CallExpr *Call) {
921  if (checkArgCount(S, Call, 1))
922  return true;
923 
924  if (!Call->getArg(0)->getType()->isPipeType()) {
925  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_first_arg)
926  << Call->getDirectCallee() << Call->getArg(0)->getSourceRange();
927  return true;
928  }
929 
930  return false;
931 }
932 
933 // OpenCL v2.0 s6.13.9 - Address space qualifier functions.
934 // Performs semantic analysis for the to_global/local/private call.
935 // \param S Reference to the semantic analyzer.
936 // \param BuiltinID ID of the builtin function.
937 // \param Call A pointer to the builtin call.
938 // \return True if a semantic error has been found, false otherwise.
939 static bool SemaOpenCLBuiltinToAddr(Sema &S, unsigned BuiltinID,
940  CallExpr *Call) {
941  if (Call->getNumArgs() != 1) {
942  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_to_addr_arg_num)
943  << Call->getDirectCallee() << Call->getSourceRange();
944  return true;
945  }
946 
947  auto RT = Call->getArg(0)->getType();
948  if (!RT->isPointerType() || RT->getPointeeType()
949  .getAddressSpace() == LangAS::opencl_constant) {
950  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_to_addr_invalid_arg)
951  << Call->getArg(0) << Call->getDirectCallee() << Call->getSourceRange();
952  return true;
953  }
954 
955  if (RT->getPointeeType().getAddressSpace() != LangAS::opencl_generic) {
956  S.Diag(Call->getArg(0)->getBeginLoc(),
957  diag::warn_opencl_generic_address_space_arg)
958  << Call->getDirectCallee()->getNameInfo().getAsString()
959  << Call->getArg(0)->getSourceRange();
960  }
961 
962  RT = RT->getPointeeType();
963  auto Qual = RT.getQualifiers();
964  switch (BuiltinID) {
965  case Builtin::BIto_global:
966  Qual.setAddressSpace(LangAS::opencl_global);
967  break;
968  case Builtin::BIto_local:
969  Qual.setAddressSpace(LangAS::opencl_local);
970  break;
971  case Builtin::BIto_private:
972  Qual.setAddressSpace(LangAS::opencl_private);
973  break;
974  default:
975  llvm_unreachable("Invalid builtin function");
976  }
978  RT.getUnqualifiedType(), Qual)));
979 
980  return false;
981 }
982 
984  if (checkArgCount(S, TheCall, 1))
985  return ExprError();
986 
987  // Compute __builtin_launder's parameter type from the argument.
988  // The parameter type is:
989  // * The type of the argument if it's not an array or function type,
990  // Otherwise,
991  // * The decayed argument type.
992  QualType ParamTy = [&]() {
993  QualType ArgTy = TheCall->getArg(0)->getType();
994  if (const ArrayType *Ty = ArgTy->getAsArrayTypeUnsafe())
995  return S.Context.getPointerType(Ty->getElementType());
996  if (ArgTy->isFunctionType()) {
997  return S.Context.getPointerType(ArgTy);
998  }
999  return ArgTy;
1000  }();
1001 
1002  TheCall->setType(ParamTy);
1003 
1004  auto DiagSelect = [&]() -> llvm::Optional<unsigned> {
1005  if (!ParamTy->isPointerType())
1006  return 0;
1007  if (ParamTy->isFunctionPointerType())
1008  return 1;
1009  if (ParamTy->isVoidPointerType())
1010  return 2;
1011  return llvm::Optional<unsigned>{};
1012  }();
1013  if (DiagSelect.hasValue()) {
1014  S.Diag(TheCall->getBeginLoc(), diag::err_builtin_launder_invalid_arg)
1015  << DiagSelect.getValue() << TheCall->getSourceRange();
1016  return ExprError();
1017  }
1018 
1019  // We either have an incomplete class type, or we have a class template
1020  // whose instantiation has not been forced. Example:
1021  //
1022  // template <class T> struct Foo { T value; };
1023  // Foo<int> *p = nullptr;
1024  // auto *d = __builtin_launder(p);
1025  if (S.RequireCompleteType(TheCall->getBeginLoc(), ParamTy->getPointeeType(),
1026  diag::err_incomplete_type))
1027  return ExprError();
1028 
1029  assert(ParamTy->getPointeeType()->isObjectType() &&
1030  "Unhandled non-object pointer case");
1031 
1032  InitializedEntity Entity =
1034  ExprResult Arg =
1035  S.PerformCopyInitialization(Entity, SourceLocation(), TheCall->getArg(0));
1036  if (Arg.isInvalid())
1037  return ExprError();
1038  TheCall->setArg(0, Arg.get());
1039 
1040  return TheCall;
1041 }
1042 
1043 // Emit an error and return true if the current architecture is not in the list
1044 // of supported architectures.
1045 static bool
1046 CheckBuiltinTargetSupport(Sema &S, unsigned BuiltinID, CallExpr *TheCall,
1047  ArrayRef<llvm::Triple::ArchType> SupportedArchs) {
1048  llvm::Triple::ArchType CurArch =
1049  S.getASTContext().getTargetInfo().getTriple().getArch();
1050  if (llvm::is_contained(SupportedArchs, CurArch))
1051  return false;
1052  S.Diag(TheCall->getBeginLoc(), diag::err_builtin_target_unsupported)
1053  << TheCall->getSourceRange();
1054  return true;
1055 }
1056 
1057 ExprResult
1058 Sema::CheckBuiltinFunctionCall(FunctionDecl *FDecl, unsigned BuiltinID,
1059  CallExpr *TheCall) {
1060  ExprResult TheCallResult(TheCall);
1061 
1062  // Find out if any arguments are required to be integer constant expressions.
1063  unsigned ICEArguments = 0;
1065  Context.GetBuiltinType(BuiltinID, Error, &ICEArguments);
1066  if (Error != ASTContext::GE_None)
1067  ICEArguments = 0; // Don't diagnose previously diagnosed errors.
1068 
1069  // If any arguments are required to be ICE's, check and diagnose.
1070  for (unsigned ArgNo = 0; ICEArguments != 0; ++ArgNo) {
1071  // Skip arguments not required to be ICE's.
1072  if ((ICEArguments & (1 << ArgNo)) == 0) continue;
1073 
1074  llvm::APSInt Result;
1075  if (SemaBuiltinConstantArg(TheCall, ArgNo, Result))
1076  return true;
1077  ICEArguments &= ~(1 << ArgNo);
1078  }
1079 
1080  switch (BuiltinID) {
1081  case Builtin::BI__builtin___CFStringMakeConstantString:
1082  assert(TheCall->getNumArgs() == 1 &&
1083  "Wrong # arguments to builtin CFStringMakeConstantString");
1084  if (CheckObjCString(TheCall->getArg(0)))
1085  return ExprError();
1086  break;
1087  case Builtin::BI__builtin_ms_va_start:
1088  case Builtin::BI__builtin_stdarg_start:
1089  case Builtin::BI__builtin_va_start:
1090  if (SemaBuiltinVAStart(BuiltinID, TheCall))
1091  return ExprError();
1092  break;
1093  case Builtin::BI__va_start: {
1094  switch (Context.getTargetInfo().getTriple().getArch()) {
1095  case llvm::Triple::aarch64:
1096  case llvm::Triple::arm:
1097  case llvm::Triple::thumb:
1098  if (SemaBuiltinVAStartARMMicrosoft(TheCall))
1099  return ExprError();
1100  break;
1101  default:
1102  if (SemaBuiltinVAStart(BuiltinID, TheCall))
1103  return ExprError();
1104  break;
1105  }
1106  break;
1107  }
1108 
1109  // The acquire, release, and no fence variants are ARM and AArch64 only.
1110  case Builtin::BI_interlockedbittestandset_acq:
1111  case Builtin::BI_interlockedbittestandset_rel:
1112  case Builtin::BI_interlockedbittestandset_nf:
1113  case Builtin::BI_interlockedbittestandreset_acq:
1114  case Builtin::BI_interlockedbittestandreset_rel:
1115  case Builtin::BI_interlockedbittestandreset_nf:
1117  *this, BuiltinID, TheCall,
1118  {llvm::Triple::arm, llvm::Triple::thumb, llvm::Triple::aarch64}))
1119  return ExprError();
1120  break;
1121 
1122  // The 64-bit bittest variants are x64, ARM, and AArch64 only.
1123  case Builtin::BI_bittest64:
1124  case Builtin::BI_bittestandcomplement64:
1125  case Builtin::BI_bittestandreset64:
1126  case Builtin::BI_bittestandset64:
1127  case Builtin::BI_interlockedbittestandreset64:
1128  case Builtin::BI_interlockedbittestandset64:
1129  if (CheckBuiltinTargetSupport(*this, BuiltinID, TheCall,
1130  {llvm::Triple::x86_64, llvm::Triple::arm,
1131  llvm::Triple::thumb, llvm::Triple::aarch64}))
1132  return ExprError();
1133  break;
1134 
1135  case Builtin::BI__builtin_isgreater:
1136  case Builtin::BI__builtin_isgreaterequal:
1137  case Builtin::BI__builtin_isless:
1138  case Builtin::BI__builtin_islessequal:
1139  case Builtin::BI__builtin_islessgreater:
1140  case Builtin::BI__builtin_isunordered:
1141  if (SemaBuiltinUnorderedCompare(TheCall))
1142  return ExprError();
1143  break;
1144  case Builtin::BI__builtin_fpclassify:
1145  if (SemaBuiltinFPClassification(TheCall, 6))
1146  return ExprError();
1147  break;
1148  case Builtin::BI__builtin_isfinite:
1149  case Builtin::BI__builtin_isinf:
1150  case Builtin::BI__builtin_isinf_sign:
1151  case Builtin::BI__builtin_isnan:
1152  case Builtin::BI__builtin_isnormal:
1153  case Builtin::BI__builtin_signbit:
1154  case Builtin::BI__builtin_signbitf:
1155  case Builtin::BI__builtin_signbitl:
1156  if (SemaBuiltinFPClassification(TheCall, 1))
1157  return ExprError();
1158  break;
1159  case Builtin::BI__builtin_shufflevector:
1160  return SemaBuiltinShuffleVector(TheCall);
1161  // TheCall will be freed by the smart pointer here, but that's fine, since
1162  // SemaBuiltinShuffleVector guts it, but then doesn't release it.
1163  case Builtin::BI__builtin_prefetch:
1164  if (SemaBuiltinPrefetch(TheCall))
1165  return ExprError();
1166  break;
1167  case Builtin::BI__builtin_alloca_with_align:
1168  if (SemaBuiltinAllocaWithAlign(TheCall))
1169  return ExprError();
1170  break;
1171  case Builtin::BI__assume:
1172  case Builtin::BI__builtin_assume:
1173  if (SemaBuiltinAssume(TheCall))
1174  return ExprError();
1175  break;
1176  case Builtin::BI__builtin_assume_aligned:
1177  if (SemaBuiltinAssumeAligned(TheCall))
1178  return ExprError();
1179  break;
1180  case Builtin::BI__builtin_dynamic_object_size:
1181  case Builtin::BI__builtin_object_size:
1182  if (SemaBuiltinConstantArgRange(TheCall, 1, 0, 3))
1183  return ExprError();
1184  break;
1185  case Builtin::BI__builtin_longjmp:
1186  if (SemaBuiltinLongjmp(TheCall))
1187  return ExprError();
1188  break;
1189  case Builtin::BI__builtin_setjmp:
1190  if (SemaBuiltinSetjmp(TheCall))
1191  return ExprError();
1192  break;
1193  case Builtin::BI_setjmp:
1194  case Builtin::BI_setjmpex:
1195  if (checkArgCount(*this, TheCall, 1))
1196  return true;
1197  break;
1198  case Builtin::BI__builtin_classify_type:
1199  if (checkArgCount(*this, TheCall, 1)) return true;
1200  TheCall->setType(Context.IntTy);
1201  break;
1202  case Builtin::BI__builtin_constant_p:
1203  if (checkArgCount(*this, TheCall, 1)) return true;
1204  TheCall->setType(Context.IntTy);
1205  break;
1206  case Builtin::BI__builtin_launder:
1207  return SemaBuiltinLaunder(*this, TheCall);
1208  case Builtin::BI__sync_fetch_and_add:
1209  case Builtin::BI__sync_fetch_and_add_1:
1210  case Builtin::BI__sync_fetch_and_add_2:
1211  case Builtin::BI__sync_fetch_and_add_4:
1212  case Builtin::BI__sync_fetch_and_add_8:
1213  case Builtin::BI__sync_fetch_and_add_16:
1214  case Builtin::BI__sync_fetch_and_sub:
1215  case Builtin::BI__sync_fetch_and_sub_1:
1216  case Builtin::BI__sync_fetch_and_sub_2:
1217  case Builtin::BI__sync_fetch_and_sub_4:
1218  case Builtin::BI__sync_fetch_and_sub_8:
1219  case Builtin::BI__sync_fetch_and_sub_16:
1220  case Builtin::BI__sync_fetch_and_or:
1221  case Builtin::BI__sync_fetch_and_or_1:
1222  case Builtin::BI__sync_fetch_and_or_2:
1223  case Builtin::BI__sync_fetch_and_or_4:
1224  case Builtin::BI__sync_fetch_and_or_8:
1225  case Builtin::BI__sync_fetch_and_or_16:
1226  case Builtin::BI__sync_fetch_and_and:
1227  case Builtin::BI__sync_fetch_and_and_1:
1228  case Builtin::BI__sync_fetch_and_and_2:
1229  case Builtin::BI__sync_fetch_and_and_4:
1230  case Builtin::BI__sync_fetch_and_and_8:
1231  case Builtin::BI__sync_fetch_and_and_16:
1232  case Builtin::BI__sync_fetch_and_xor:
1233  case Builtin::BI__sync_fetch_and_xor_1:
1234  case Builtin::BI__sync_fetch_and_xor_2:
1235  case Builtin::BI__sync_fetch_and_xor_4:
1236  case Builtin::BI__sync_fetch_and_xor_8:
1237  case Builtin::BI__sync_fetch_and_xor_16:
1238  case Builtin::BI__sync_fetch_and_nand:
1239  case Builtin::BI__sync_fetch_and_nand_1:
1240  case Builtin::BI__sync_fetch_and_nand_2:
1241  case Builtin::BI__sync_fetch_and_nand_4:
1242  case Builtin::BI__sync_fetch_and_nand_8:
1243  case Builtin::BI__sync_fetch_and_nand_16:
1244  case Builtin::BI__sync_add_and_fetch:
1245  case Builtin::BI__sync_add_and_fetch_1:
1246  case Builtin::BI__sync_add_and_fetch_2:
1247  case Builtin::BI__sync_add_and_fetch_4:
1248  case Builtin::BI__sync_add_and_fetch_8:
1249  case Builtin::BI__sync_add_and_fetch_16:
1250  case Builtin::BI__sync_sub_and_fetch:
1251  case Builtin::BI__sync_sub_and_fetch_1:
1252  case Builtin::BI__sync_sub_and_fetch_2:
1253  case Builtin::BI__sync_sub_and_fetch_4:
1254  case Builtin::BI__sync_sub_and_fetch_8:
1255  case Builtin::BI__sync_sub_and_fetch_16:
1256  case Builtin::BI__sync_and_and_fetch:
1257  case Builtin::BI__sync_and_and_fetch_1:
1258  case Builtin::BI__sync_and_and_fetch_2:
1259  case Builtin::BI__sync_and_and_fetch_4:
1260  case Builtin::BI__sync_and_and_fetch_8:
1261  case Builtin::BI__sync_and_and_fetch_16:
1262  case Builtin::BI__sync_or_and_fetch:
1263  case Builtin::BI__sync_or_and_fetch_1:
1264  case Builtin::BI__sync_or_and_fetch_2:
1265  case Builtin::BI__sync_or_and_fetch_4:
1266  case Builtin::BI__sync_or_and_fetch_8:
1267  case Builtin::BI__sync_or_and_fetch_16:
1268  case Builtin::BI__sync_xor_and_fetch:
1269  case Builtin::BI__sync_xor_and_fetch_1:
1270  case Builtin::BI__sync_xor_and_fetch_2:
1271  case Builtin::BI__sync_xor_and_fetch_4:
1272  case Builtin::BI__sync_xor_and_fetch_8:
1273  case Builtin::BI__sync_xor_and_fetch_16:
1274  case Builtin::BI__sync_nand_and_fetch:
1275  case Builtin::BI__sync_nand_and_fetch_1:
1276  case Builtin::BI__sync_nand_and_fetch_2:
1277  case Builtin::BI__sync_nand_and_fetch_4:
1278  case Builtin::BI__sync_nand_and_fetch_8:
1279  case Builtin::BI__sync_nand_and_fetch_16:
1280  case Builtin::BI__sync_val_compare_and_swap:
1281  case Builtin::BI__sync_val_compare_and_swap_1:
1282  case Builtin::BI__sync_val_compare_and_swap_2:
1283  case Builtin::BI__sync_val_compare_and_swap_4:
1284  case Builtin::BI__sync_val_compare_and_swap_8:
1285  case Builtin::BI__sync_val_compare_and_swap_16:
1286  case Builtin::BI__sync_bool_compare_and_swap:
1287  case Builtin::BI__sync_bool_compare_and_swap_1:
1288  case Builtin::BI__sync_bool_compare_and_swap_2:
1289  case Builtin::BI__sync_bool_compare_and_swap_4:
1290  case Builtin::BI__sync_bool_compare_and_swap_8:
1291  case Builtin::BI__sync_bool_compare_and_swap_16:
1292  case Builtin::BI__sync_lock_test_and_set:
1293  case Builtin::BI__sync_lock_test_and_set_1:
1294  case Builtin::BI__sync_lock_test_and_set_2:
1295  case Builtin::BI__sync_lock_test_and_set_4:
1296  case Builtin::BI__sync_lock_test_and_set_8:
1297  case Builtin::BI__sync_lock_test_and_set_16:
1298  case Builtin::BI__sync_lock_release:
1299  case Builtin::BI__sync_lock_release_1:
1300  case Builtin::BI__sync_lock_release_2:
1301  case Builtin::BI__sync_lock_release_4:
1302  case Builtin::BI__sync_lock_release_8:
1303  case Builtin::BI__sync_lock_release_16:
1304  case Builtin::BI__sync_swap:
1305  case Builtin::BI__sync_swap_1:
1306  case Builtin::BI__sync_swap_2:
1307  case Builtin::BI__sync_swap_4:
1308  case Builtin::BI__sync_swap_8:
1309  case Builtin::BI__sync_swap_16:
1310  return SemaBuiltinAtomicOverloaded(TheCallResult);
1311  case Builtin::BI__sync_synchronize:
1312  Diag(TheCall->getBeginLoc(), diag::warn_atomic_implicit_seq_cst)
1313  << TheCall->getCallee()->getSourceRange();
1314  break;
1315  case Builtin::BI__builtin_nontemporal_load:
1316  case Builtin::BI__builtin_nontemporal_store:
1317  return SemaBuiltinNontemporalOverloaded(TheCallResult);
1318 #define BUILTIN(ID, TYPE, ATTRS)
1319 #define ATOMIC_BUILTIN(ID, TYPE, ATTRS) \
1320  case Builtin::BI##ID: \
1321  return SemaAtomicOpsOverloaded(TheCallResult, AtomicExpr::AO##ID);
1322 #include "clang/Basic/Builtins.def"
1323  case Builtin::BI__annotation:
1324  if (SemaBuiltinMSVCAnnotation(*this, TheCall))
1325  return ExprError();
1326  break;
1327  case Builtin::BI__builtin_annotation:
1328  if (SemaBuiltinAnnotation(*this, TheCall))
1329  return ExprError();
1330  break;
1331  case Builtin::BI__builtin_addressof:
1332  if (SemaBuiltinAddressof(*this, TheCall))
1333  return ExprError();
1334  break;
1335  case Builtin::BI__builtin_add_overflow:
1336  case Builtin::BI__builtin_sub_overflow:
1337  case Builtin::BI__builtin_mul_overflow:
1338  if (SemaBuiltinOverflow(*this, TheCall))
1339  return ExprError();
1340  break;
1341  case Builtin::BI__builtin_operator_new:
1342  case Builtin::BI__builtin_operator_delete: {
1343  bool IsDelete = BuiltinID == Builtin::BI__builtin_operator_delete;
1344  ExprResult Res =
1345  SemaBuiltinOperatorNewDeleteOverloaded(TheCallResult, IsDelete);
1346  if (Res.isInvalid())
1347  CorrectDelayedTyposInExpr(TheCallResult.get());
1348  return Res;
1349  }
1350  case Builtin::BI__builtin_dump_struct: {
1351  // We first want to ensure we are called with 2 arguments
1352  if (checkArgCount(*this, TheCall, 2))
1353  return ExprError();
1354  // Ensure that the first argument is of type 'struct XX *'
1355  const Expr *PtrArg = TheCall->getArg(0)->IgnoreParenImpCasts();
1356  const QualType PtrArgType = PtrArg->getType();
1357  if (!PtrArgType->isPointerType() ||
1358  !PtrArgType->getPointeeType()->isRecordType()) {
1359  Diag(PtrArg->getBeginLoc(), diag::err_typecheck_convert_incompatible)
1360  << PtrArgType << "structure pointer" << 1 << 0 << 3 << 1 << PtrArgType
1361  << "structure pointer";
1362  return ExprError();
1363  }
1364 
1365  // Ensure that the second argument is of type 'FunctionType'
1366  const Expr *FnPtrArg = TheCall->getArg(1)->IgnoreImpCasts();
1367  const QualType FnPtrArgType = FnPtrArg->getType();
1368  if (!FnPtrArgType->isPointerType()) {
1369  Diag(FnPtrArg->getBeginLoc(), diag::err_typecheck_convert_incompatible)
1370  << FnPtrArgType << "'int (*)(const char *, ...)'" << 1 << 0 << 3 << 2
1371  << FnPtrArgType << "'int (*)(const char *, ...)'";
1372  return ExprError();
1373  }
1374 
1375  const auto *FuncType =
1376  FnPtrArgType->getPointeeType()->getAs<FunctionType>();
1377 
1378  if (!FuncType) {
1379  Diag(FnPtrArg->getBeginLoc(), diag::err_typecheck_convert_incompatible)
1380  << FnPtrArgType << "'int (*)(const char *, ...)'" << 1 << 0 << 3 << 2
1381  << FnPtrArgType << "'int (*)(const char *, ...)'";
1382  return ExprError();
1383  }
1384 
1385  if (const auto *FT = dyn_cast<FunctionProtoType>(FuncType)) {
1386  if (!FT->getNumParams()) {
1387  Diag(FnPtrArg->getBeginLoc(), diag::err_typecheck_convert_incompatible)
1388  << FnPtrArgType << "'int (*)(const char *, ...)'" << 1 << 0 << 3
1389  << 2 << FnPtrArgType << "'int (*)(const char *, ...)'";
1390  return ExprError();
1391  }
1392  QualType PT = FT->getParamType(0);
1393  if (!FT->isVariadic() || FT->getReturnType() != Context.IntTy ||
1394  !PT->isPointerType() || !PT->getPointeeType()->isCharType() ||
1395  !PT->getPointeeType().isConstQualified()) {
1396  Diag(FnPtrArg->getBeginLoc(), diag::err_typecheck_convert_incompatible)
1397  << FnPtrArgType << "'int (*)(const char *, ...)'" << 1 << 0 << 3
1398  << 2 << FnPtrArgType << "'int (*)(const char *, ...)'";
1399  return ExprError();
1400  }
1401  }
1402 
1403  TheCall->setType(Context.IntTy);
1404  break;
1405  }
1406  case Builtin::BI__builtin_call_with_static_chain:
1407  if (SemaBuiltinCallWithStaticChain(*this, TheCall))
1408  return ExprError();
1409  break;
1410  case Builtin::BI__exception_code:
1411  case Builtin::BI_exception_code:
1412  if (SemaBuiltinSEHScopeCheck(*this, TheCall, Scope::SEHExceptScope,
1413  diag::err_seh___except_block))
1414  return ExprError();
1415  break;
1416  case Builtin::BI__exception_info:
1417  case Builtin::BI_exception_info:
1418  if (SemaBuiltinSEHScopeCheck(*this, TheCall, Scope::SEHFilterScope,
1419  diag::err_seh___except_filter))
1420  return ExprError();
1421  break;
1422  case Builtin::BI__GetExceptionInfo:
1423  if (checkArgCount(*this, TheCall, 1))
1424  return ExprError();
1425 
1426  if (CheckCXXThrowOperand(
1427  TheCall->getBeginLoc(),
1428  Context.getExceptionObjectType(FDecl->getParamDecl(0)->getType()),
1429  TheCall))
1430  return ExprError();
1431 
1432  TheCall->setType(Context.VoidPtrTy);
1433  break;
1434  // OpenCL v2.0, s6.13.16 - Pipe functions
1435  case Builtin::BIread_pipe:
1436  case Builtin::BIwrite_pipe:
1437  // Since those two functions are declared with var args, we need a semantic
1438  // check for the argument.
1439  if (SemaBuiltinRWPipe(*this, TheCall))
1440  return ExprError();
1441  break;
1442  case Builtin::BIreserve_read_pipe:
1443  case Builtin::BIreserve_write_pipe:
1444  case Builtin::BIwork_group_reserve_read_pipe:
1445  case Builtin::BIwork_group_reserve_write_pipe:
1446  if (SemaBuiltinReserveRWPipe(*this, TheCall))
1447  return ExprError();
1448  break;
1449  case Builtin::BIsub_group_reserve_read_pipe:
1450  case Builtin::BIsub_group_reserve_write_pipe:
1451  if (checkOpenCLSubgroupExt(*this, TheCall) ||
1452  SemaBuiltinReserveRWPipe(*this, TheCall))
1453  return ExprError();
1454  break;
1455  case Builtin::BIcommit_read_pipe:
1456  case Builtin::BIcommit_write_pipe:
1457  case Builtin::BIwork_group_commit_read_pipe:
1458  case Builtin::BIwork_group_commit_write_pipe:
1459  if (SemaBuiltinCommitRWPipe(*this, TheCall))
1460  return ExprError();
1461  break;
1462  case Builtin::BIsub_group_commit_read_pipe:
1463  case Builtin::BIsub_group_commit_write_pipe:
1464  if (checkOpenCLSubgroupExt(*this, TheCall) ||
1465  SemaBuiltinCommitRWPipe(*this, TheCall))
1466  return ExprError();
1467  break;
1468  case Builtin::BIget_pipe_num_packets:
1469  case Builtin::BIget_pipe_max_packets:
1470  if (SemaBuiltinPipePackets(*this, TheCall))
1471  return ExprError();
1472  break;
1473  case Builtin::BIto_global:
1474  case Builtin::BIto_local:
1475  case Builtin::BIto_private:
1476  if (SemaOpenCLBuiltinToAddr(*this, BuiltinID, TheCall))
1477  return ExprError();
1478  break;
1479  // OpenCL v2.0, s6.13.17 - Enqueue kernel functions.
1480  case Builtin::BIenqueue_kernel:
1481  if (SemaOpenCLBuiltinEnqueueKernel(*this, TheCall))
1482  return ExprError();
1483  break;
1484  case Builtin::BIget_kernel_work_group_size:
1485  case Builtin::BIget_kernel_preferred_work_group_size_multiple:
1486  if (SemaOpenCLBuiltinKernelWorkGroupSize(*this, TheCall))
1487  return ExprError();
1488  break;
1489  case Builtin::BIget_kernel_max_sub_group_size_for_ndrange:
1490  case Builtin::BIget_kernel_sub_group_count_for_ndrange:
1491  if (SemaOpenCLBuiltinNDRangeAndBlock(*this, TheCall))
1492  return ExprError();
1493  break;
1494  case Builtin::BI__builtin_os_log_format:
1495  case Builtin::BI__builtin_os_log_format_buffer_size:
1496  if (SemaBuiltinOSLogFormat(TheCall))
1497  return ExprError();
1498  break;
1499  }
1500 
1501  // Since the target specific builtins for each arch overlap, only check those
1502  // of the arch we are compiling for.
1503  if (Context.BuiltinInfo.isTSBuiltin(BuiltinID)) {
1504  switch (Context.getTargetInfo().getTriple().getArch()) {
1505  case llvm::Triple::arm:
1506  case llvm::Triple::armeb:
1507  case llvm::Triple::thumb:
1508  case llvm::Triple::thumbeb:
1509  if (CheckARMBuiltinFunctionCall(BuiltinID, TheCall))
1510  return ExprError();
1511  break;
1512  case llvm::Triple::aarch64:
1513  case llvm::Triple::aarch64_be:
1514  if (CheckAArch64BuiltinFunctionCall(BuiltinID, TheCall))
1515  return ExprError();
1516  break;
1517  case llvm::Triple::hexagon:
1518  if (CheckHexagonBuiltinFunctionCall(BuiltinID, TheCall))
1519  return ExprError();
1520  break;
1521  case llvm::Triple::mips:
1522  case llvm::Triple::mipsel:
1523  case llvm::Triple::mips64:
1524  case llvm::Triple::mips64el:
1525  if (CheckMipsBuiltinFunctionCall(BuiltinID, TheCall))
1526  return ExprError();
1527  break;
1528  case llvm::Triple::systemz:
1529  if (CheckSystemZBuiltinFunctionCall(BuiltinID, TheCall))
1530  return ExprError();
1531  break;
1532  case llvm::Triple::x86:
1533  case llvm::Triple::x86_64:
1534  if (CheckX86BuiltinFunctionCall(BuiltinID, TheCall))
1535  return ExprError();
1536  break;
1537  case llvm::Triple::ppc:
1538  case llvm::Triple::ppc64:
1539  case llvm::Triple::ppc64le:
1540  if (CheckPPCBuiltinFunctionCall(BuiltinID, TheCall))
1541  return ExprError();
1542  break;
1543  default:
1544  break;
1545  }
1546  }
1547 
1548  return TheCallResult;
1549 }
1550 
1551 // Get the valid immediate range for the specified NEON type code.
1552 static unsigned RFT(unsigned t, bool shift = false, bool ForceQuad = false) {
1553  NeonTypeFlags Type(t);
1554  int IsQuad = ForceQuad ? true : Type.isQuad();
1555  switch (Type.getEltType()) {
1556  case NeonTypeFlags::Int8:
1557  case NeonTypeFlags::Poly8:
1558  return shift ? 7 : (8 << IsQuad) - 1;
1559  case NeonTypeFlags::Int16:
1560  case NeonTypeFlags::Poly16:
1561  return shift ? 15 : (4 << IsQuad) - 1;
1562  case NeonTypeFlags::Int32:
1563  return shift ? 31 : (2 << IsQuad) - 1;
1564  case NeonTypeFlags::Int64:
1565  case NeonTypeFlags::Poly64:
1566  return shift ? 63 : (1 << IsQuad) - 1;
1568  return shift ? 127 : (1 << IsQuad) - 1;
1570  assert(!shift && "cannot shift float types!");
1571  return (4 << IsQuad) - 1;
1573  assert(!shift && "cannot shift float types!");
1574  return (2 << IsQuad) - 1;
1576  assert(!shift && "cannot shift float types!");
1577  return (1 << IsQuad) - 1;
1578  }
1579  llvm_unreachable("Invalid NeonTypeFlag!");
1580 }
1581 
1582 /// getNeonEltType - Return the QualType corresponding to the elements of
1583 /// the vector type specified by the NeonTypeFlags. This is used to check
1584 /// the pointer arguments for Neon load/store intrinsics.
1586  bool IsPolyUnsigned, bool IsInt64Long) {
1587  switch (Flags.getEltType()) {
1588  case NeonTypeFlags::Int8:
1589  return Flags.isUnsigned() ? Context.UnsignedCharTy : Context.SignedCharTy;
1590  case NeonTypeFlags::Int16:
1591  return Flags.isUnsigned() ? Context.UnsignedShortTy : Context.ShortTy;
1592  case NeonTypeFlags::Int32:
1593  return Flags.isUnsigned() ? Context.UnsignedIntTy : Context.IntTy;
1594  case NeonTypeFlags::Int64:
1595  if (IsInt64Long)
1596  return Flags.isUnsigned() ? Context.UnsignedLongTy : Context.LongTy;
1597  else
1598  return Flags.isUnsigned() ? Context.UnsignedLongLongTy
1599  : Context.LongLongTy;
1600  case NeonTypeFlags::Poly8:
1601  return IsPolyUnsigned ? Context.UnsignedCharTy : Context.SignedCharTy;
1602  case NeonTypeFlags::Poly16:
1603  return IsPolyUnsigned ? Context.UnsignedShortTy : Context.ShortTy;
1604  case NeonTypeFlags::Poly64:
1605  if (IsInt64Long)
1606  return Context.UnsignedLongTy;
1607  else
1608  return Context.UnsignedLongLongTy;
1610  break;
1612  return Context.HalfTy;
1614  return Context.FloatTy;
1616  return Context.DoubleTy;
1617  }
1618  llvm_unreachable("Invalid NeonTypeFlag!");
1619 }
1620 
1621 bool Sema::CheckNeonBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall) {
1622  llvm::APSInt Result;
1623  uint64_t mask = 0;
1624  unsigned TV = 0;
1625  int PtrArgNum = -1;
1626  bool HasConstPtr = false;
1627  switch (BuiltinID) {
1628 #define GET_NEON_OVERLOAD_CHECK
1629 #include "clang/Basic/arm_neon.inc"
1630 #include "clang/Basic/arm_fp16.inc"
1631 #undef GET_NEON_OVERLOAD_CHECK
1632  }
1633 
1634  // For NEON intrinsics which are overloaded on vector element type, validate
1635  // the immediate which specifies which variant to emit.
1636  unsigned ImmArg = TheCall->getNumArgs()-1;
1637  if (mask) {
1638  if (SemaBuiltinConstantArg(TheCall, ImmArg, Result))
1639  return true;
1640 
1641  TV = Result.getLimitedValue(64);
1642  if ((TV > 63) || (mask & (1ULL << TV)) == 0)
1643  return Diag(TheCall->getBeginLoc(), diag::err_invalid_neon_type_code)
1644  << TheCall->getArg(ImmArg)->getSourceRange();
1645  }
1646 
1647  if (PtrArgNum >= 0) {
1648  // Check that pointer arguments have the specified type.
1649  Expr *Arg = TheCall->getArg(PtrArgNum);
1650  if (ImplicitCastExpr *ICE = dyn_cast<ImplicitCastExpr>(Arg))
1651  Arg = ICE->getSubExpr();
1652  ExprResult RHS = DefaultFunctionArrayLvalueConversion(Arg);
1653  QualType RHSTy = RHS.get()->getType();
1654 
1655  llvm::Triple::ArchType Arch = Context.getTargetInfo().getTriple().getArch();
1656  bool IsPolyUnsigned = Arch == llvm::Triple::aarch64 ||
1657  Arch == llvm::Triple::aarch64_be;
1658  bool IsInt64Long =
1660  QualType EltTy =
1661  getNeonEltType(NeonTypeFlags(TV), Context, IsPolyUnsigned, IsInt64Long);
1662  if (HasConstPtr)
1663  EltTy = EltTy.withConst();
1664  QualType LHSTy = Context.getPointerType(EltTy);
1665  AssignConvertType ConvTy;
1666  ConvTy = CheckSingleAssignmentConstraints(LHSTy, RHS);
1667  if (RHS.isInvalid())
1668  return true;
1669  if (DiagnoseAssignmentResult(ConvTy, Arg->getBeginLoc(), LHSTy, RHSTy,
1670  RHS.get(), AA_Assigning))
1671  return true;
1672  }
1673 
1674  // For NEON intrinsics which take an immediate value as part of the
1675  // instruction, range check them here.
1676  unsigned i = 0, l = 0, u = 0;
1677  switch (BuiltinID) {
1678  default:
1679  return false;
1680  #define GET_NEON_IMMEDIATE_CHECK
1681  #include "clang/Basic/arm_neon.inc"
1682  #include "clang/Basic/arm_fp16.inc"
1683  #undef GET_NEON_IMMEDIATE_CHECK
1684  }
1685 
1686  return SemaBuiltinConstantArgRange(TheCall, i, l, u + l);
1687 }
1688 
1689 bool Sema::CheckARMBuiltinExclusiveCall(unsigned BuiltinID, CallExpr *TheCall,
1690  unsigned MaxWidth) {
1691  assert((BuiltinID == ARM::BI__builtin_arm_ldrex ||
1692  BuiltinID == ARM::BI__builtin_arm_ldaex ||
1693  BuiltinID == ARM::BI__builtin_arm_strex ||
1694  BuiltinID == ARM::BI__builtin_arm_stlex ||
1695  BuiltinID == AArch64::BI__builtin_arm_ldrex ||
1696  BuiltinID == AArch64::BI__builtin_arm_ldaex ||
1697  BuiltinID == AArch64::BI__builtin_arm_strex ||
1698  BuiltinID == AArch64::BI__builtin_arm_stlex) &&
1699  "unexpected ARM builtin");
1700  bool IsLdrex = BuiltinID == ARM::BI__builtin_arm_ldrex ||
1701  BuiltinID == ARM::BI__builtin_arm_ldaex ||
1702  BuiltinID == AArch64::BI__builtin_arm_ldrex ||
1703  BuiltinID == AArch64::BI__builtin_arm_ldaex;
1704 
1705  DeclRefExpr *DRE =cast<DeclRefExpr>(TheCall->getCallee()->IgnoreParenCasts());
1706 
1707  // Ensure that we have the proper number of arguments.
1708  if (checkArgCount(*this, TheCall, IsLdrex ? 1 : 2))
1709  return true;
1710 
1711  // Inspect the pointer argument of the atomic builtin. This should always be
1712  // a pointer type, whose element is an integral scalar or pointer type.
1713  // Because it is a pointer type, we don't have to worry about any implicit
1714  // casts here.
1715  Expr *PointerArg = TheCall->getArg(IsLdrex ? 0 : 1);
1716  ExprResult PointerArgRes = DefaultFunctionArrayLvalueConversion(PointerArg);
1717  if (PointerArgRes.isInvalid())
1718  return true;
1719  PointerArg = PointerArgRes.get();
1720 
1721  const PointerType *pointerType = PointerArg->getType()->getAs<PointerType>();
1722  if (!pointerType) {
1723  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_must_be_pointer)
1724  << PointerArg->getType() << PointerArg->getSourceRange();
1725  return true;
1726  }
1727 
1728  // ldrex takes a "const volatile T*" and strex takes a "volatile T*". Our next
1729  // task is to insert the appropriate casts into the AST. First work out just
1730  // what the appropriate type is.
1731  QualType ValType = pointerType->getPointeeType();
1732  QualType AddrType = ValType.getUnqualifiedType().withVolatile();
1733  if (IsLdrex)
1734  AddrType.addConst();
1735 
1736  // Issue a warning if the cast is dodgy.
1737  CastKind CastNeeded = CK_NoOp;
1738  if (!AddrType.isAtLeastAsQualifiedAs(ValType)) {
1739  CastNeeded = CK_BitCast;
1740  Diag(DRE->getBeginLoc(), diag::ext_typecheck_convert_discards_qualifiers)
1741  << PointerArg->getType() << Context.getPointerType(AddrType)
1742  << AA_Passing << PointerArg->getSourceRange();
1743  }
1744 
1745  // Finally, do the cast and replace the argument with the corrected version.
1746  AddrType = Context.getPointerType(AddrType);
1747  PointerArgRes = ImpCastExprToType(PointerArg, AddrType, CastNeeded);
1748  if (PointerArgRes.isInvalid())
1749  return true;
1750  PointerArg = PointerArgRes.get();
1751 
1752  TheCall->setArg(IsLdrex ? 0 : 1, PointerArg);
1753 
1754  // In general, we allow ints, floats and pointers to be loaded and stored.
1755  if (!ValType->isIntegerType() && !ValType->isAnyPointerType() &&
1756  !ValType->isBlockPointerType() && !ValType->isFloatingType()) {
1757  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_must_be_pointer_intfltptr)
1758  << PointerArg->getType() << PointerArg->getSourceRange();
1759  return true;
1760  }
1761 
1762  // But ARM doesn't have instructions to deal with 128-bit versions.
1763  if (Context.getTypeSize(ValType) > MaxWidth) {
1764  assert(MaxWidth == 64 && "Diagnostic unexpectedly inaccurate");
1765  Diag(DRE->getBeginLoc(), diag::err_atomic_exclusive_builtin_pointer_size)
1766  << PointerArg->getType() << PointerArg->getSourceRange();
1767  return true;
1768  }
1769 
1770  switch (ValType.getObjCLifetime()) {
1771  case Qualifiers::OCL_None:
1773  // okay
1774  break;
1775 
1776  case Qualifiers::OCL_Weak:
1779  Diag(DRE->getBeginLoc(), diag::err_arc_atomic_ownership)
1780  << ValType << PointerArg->getSourceRange();
1781  return true;
1782  }
1783 
1784  if (IsLdrex) {
1785  TheCall->setType(ValType);
1786  return false;
1787  }
1788 
1789  // Initialize the argument to be stored.
1790  ExprResult ValArg = TheCall->getArg(0);
1792  Context, ValType, /*consume*/ false);
1793  ValArg = PerformCopyInitialization(Entity, SourceLocation(), ValArg);
1794  if (ValArg.isInvalid())
1795  return true;
1796  TheCall->setArg(0, ValArg.get());
1797 
1798  // __builtin_arm_strex always returns an int. It's marked as such in the .def,
1799  // but the custom checker bypasses all default analysis.
1800  TheCall->setType(Context.IntTy);
1801  return false;
1802 }
1803 
1804 bool Sema::CheckARMBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall) {
1805  if (BuiltinID == ARM::BI__builtin_arm_ldrex ||
1806  BuiltinID == ARM::BI__builtin_arm_ldaex ||
1807  BuiltinID == ARM::BI__builtin_arm_strex ||
1808  BuiltinID == ARM::BI__builtin_arm_stlex) {
1809  return CheckARMBuiltinExclusiveCall(BuiltinID, TheCall, 64);
1810  }
1811 
1812  if (BuiltinID == ARM::BI__builtin_arm_prefetch) {
1813  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 1) ||
1814  SemaBuiltinConstantArgRange(TheCall, 2, 0, 1);
1815  }
1816 
1817  if (BuiltinID == ARM::BI__builtin_arm_rsr64 ||
1818  BuiltinID == ARM::BI__builtin_arm_wsr64)
1819  return SemaBuiltinARMSpecialReg(BuiltinID, TheCall, 0, 3, false);
1820 
1821  if (BuiltinID == ARM::BI__builtin_arm_rsr ||
1822  BuiltinID == ARM::BI__builtin_arm_rsrp ||
1823  BuiltinID == ARM::BI__builtin_arm_wsr ||
1824  BuiltinID == ARM::BI__builtin_arm_wsrp)
1825  return SemaBuiltinARMSpecialReg(BuiltinID, TheCall, 0, 5, true);
1826 
1827  if (CheckNeonBuiltinFunctionCall(BuiltinID, TheCall))
1828  return true;
1829 
1830  // For intrinsics which take an immediate value as part of the instruction,
1831  // range check them here.
1832  // FIXME: VFP Intrinsics should error if VFP not present.
1833  switch (BuiltinID) {
1834  default: return false;
1835  case ARM::BI__builtin_arm_ssat:
1836  return SemaBuiltinConstantArgRange(TheCall, 1, 1, 32);
1837  case ARM::BI__builtin_arm_usat:
1838  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 31);
1839  case ARM::BI__builtin_arm_ssat16:
1840  return SemaBuiltinConstantArgRange(TheCall, 1, 1, 16);
1841  case ARM::BI__builtin_arm_usat16:
1842  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 15);
1843  case ARM::BI__builtin_arm_vcvtr_f:
1844  case ARM::BI__builtin_arm_vcvtr_d:
1845  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 1);
1846  case ARM::BI__builtin_arm_dmb:
1847  case ARM::BI__builtin_arm_dsb:
1848  case ARM::BI__builtin_arm_isb:
1849  case ARM::BI__builtin_arm_dbg:
1850  return SemaBuiltinConstantArgRange(TheCall, 0, 0, 15);
1851  }
1852 }
1853 
1854 bool Sema::CheckAArch64BuiltinFunctionCall(unsigned BuiltinID,
1855  CallExpr *TheCall) {
1856  if (BuiltinID == AArch64::BI__builtin_arm_ldrex ||
1857  BuiltinID == AArch64::BI__builtin_arm_ldaex ||
1858  BuiltinID == AArch64::BI__builtin_arm_strex ||
1859  BuiltinID == AArch64::BI__builtin_arm_stlex) {
1860  return CheckARMBuiltinExclusiveCall(BuiltinID, TheCall, 128);
1861  }
1862 
1863  if (BuiltinID == AArch64::BI__builtin_arm_prefetch) {
1864  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 1) ||
1865  SemaBuiltinConstantArgRange(TheCall, 2, 0, 2) ||
1866  SemaBuiltinConstantArgRange(TheCall, 3, 0, 1) ||
1867  SemaBuiltinConstantArgRange(TheCall, 4, 0, 1);
1868  }
1869 
1870  if (BuiltinID == AArch64::BI__builtin_arm_rsr64 ||
1871  BuiltinID == AArch64::BI__builtin_arm_wsr64)
1872  return SemaBuiltinARMSpecialReg(BuiltinID, TheCall, 0, 5, true);
1873 
1874  if (BuiltinID == AArch64::BI__builtin_arm_rsr ||
1875  BuiltinID == AArch64::BI__builtin_arm_rsrp ||
1876  BuiltinID == AArch64::BI__builtin_arm_wsr ||
1877  BuiltinID == AArch64::BI__builtin_arm_wsrp)
1878  return SemaBuiltinARMSpecialReg(BuiltinID, TheCall, 0, 5, true);
1879 
1880  // Only check the valid encoding range. Any constant in this range would be
1881  // converted to a register of the form S1_2_C3_C4_5. Let the hardware throw
1882  // an exception for incorrect registers. This matches MSVC behavior.
1883  if (BuiltinID == AArch64::BI_ReadStatusReg ||
1884  BuiltinID == AArch64::BI_WriteStatusReg)
1885  return SemaBuiltinConstantArgRange(TheCall, 0, 0, 0x7fff);
1886 
1887  if (BuiltinID == AArch64::BI__getReg)
1888  return SemaBuiltinConstantArgRange(TheCall, 0, 0, 31);
1889 
1890  if (CheckNeonBuiltinFunctionCall(BuiltinID, TheCall))
1891  return true;
1892 
1893  // For intrinsics which take an immediate value as part of the instruction,
1894  // range check them here.
1895  unsigned i = 0, l = 0, u = 0;
1896  switch (BuiltinID) {
1897  default: return false;
1898  case AArch64::BI__builtin_arm_dmb:
1899  case AArch64::BI__builtin_arm_dsb:
1900  case AArch64::BI__builtin_arm_isb: l = 0; u = 15; break;
1901  }
1902 
1903  return SemaBuiltinConstantArgRange(TheCall, i, l, u + l);
1904 }
1905 
1906 bool Sema::CheckHexagonBuiltinCpu(unsigned BuiltinID, CallExpr *TheCall) {
1907  struct BuiltinAndString {
1908  unsigned BuiltinID;
1909  const char *Str;
1910  };
1911 
1912  static BuiltinAndString ValidCPU[] = {
1913  { Hexagon::BI__builtin_HEXAGON_A6_vcmpbeq_notany, "v65,v66" },
1914  { Hexagon::BI__builtin_HEXAGON_A6_vminub_RdP, "v62,v65,v66" },
1915  { Hexagon::BI__builtin_HEXAGON_F2_dfadd, "v66" },
1916  { Hexagon::BI__builtin_HEXAGON_F2_dfsub, "v66" },
1917  { Hexagon::BI__builtin_HEXAGON_M2_mnaci, "v66" },
1918  { Hexagon::BI__builtin_HEXAGON_M6_vabsdiffb, "v62,v65,v66" },
1919  { Hexagon::BI__builtin_HEXAGON_M6_vabsdiffub, "v62,v65,v66" },
1920  { Hexagon::BI__builtin_HEXAGON_S2_mask, "v66" },
1921  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_acc, "v60,v62,v65,v66" },
1922  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_and, "v60,v62,v65,v66" },
1923  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_nac, "v60,v62,v65,v66" },
1924  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_or, "v60,v62,v65,v66" },
1925  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p, "v60,v62,v65,v66" },
1926  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_xacc, "v60,v62,v65,v66" },
1927  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_acc, "v60,v62,v65,v66" },
1928  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_and, "v60,v62,v65,v66" },
1929  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_nac, "v60,v62,v65,v66" },
1930  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_or, "v60,v62,v65,v66" },
1931  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r, "v60,v62,v65,v66" },
1932  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_xacc, "v60,v62,v65,v66" },
1933  { Hexagon::BI__builtin_HEXAGON_S6_vsplatrbp, "v62,v65,v66" },
1934  { Hexagon::BI__builtin_HEXAGON_S6_vtrunehb_ppp, "v62,v65,v66" },
1935  { Hexagon::BI__builtin_HEXAGON_S6_vtrunohb_ppp, "v62,v65,v66" },
1936  };
1937 
1938  static BuiltinAndString ValidHVX[] = {
1939  { Hexagon::BI__builtin_HEXAGON_V6_hi, "v60,v62,v65,v66" },
1940  { Hexagon::BI__builtin_HEXAGON_V6_hi_128B, "v60,v62,v65,v66" },
1941  { Hexagon::BI__builtin_HEXAGON_V6_lo, "v60,v62,v65,v66" },
1942  { Hexagon::BI__builtin_HEXAGON_V6_lo_128B, "v60,v62,v65,v66" },
1943  { Hexagon::BI__builtin_HEXAGON_V6_extractw, "v60,v62,v65,v66" },
1944  { Hexagon::BI__builtin_HEXAGON_V6_extractw_128B, "v60,v62,v65,v66" },
1945  { Hexagon::BI__builtin_HEXAGON_V6_lvsplatb, "v62,v65,v66" },
1946  { Hexagon::BI__builtin_HEXAGON_V6_lvsplatb_128B, "v62,v65,v66" },
1947  { Hexagon::BI__builtin_HEXAGON_V6_lvsplath, "v62,v65,v66" },
1948  { Hexagon::BI__builtin_HEXAGON_V6_lvsplath_128B, "v62,v65,v66" },
1949  { Hexagon::BI__builtin_HEXAGON_V6_lvsplatw, "v60,v62,v65,v66" },
1950  { Hexagon::BI__builtin_HEXAGON_V6_lvsplatw_128B, "v60,v62,v65,v66" },
1951  { Hexagon::BI__builtin_HEXAGON_V6_pred_and, "v60,v62,v65,v66" },
1952  { Hexagon::BI__builtin_HEXAGON_V6_pred_and_128B, "v60,v62,v65,v66" },
1953  { Hexagon::BI__builtin_HEXAGON_V6_pred_and_n, "v60,v62,v65,v66" },
1954  { Hexagon::BI__builtin_HEXAGON_V6_pred_and_n_128B, "v60,v62,v65,v66" },
1955  { Hexagon::BI__builtin_HEXAGON_V6_pred_not, "v60,v62,v65,v66" },
1956  { Hexagon::BI__builtin_HEXAGON_V6_pred_not_128B, "v60,v62,v65,v66" },
1957  { Hexagon::BI__builtin_HEXAGON_V6_pred_or, "v60,v62,v65,v66" },
1958  { Hexagon::BI__builtin_HEXAGON_V6_pred_or_128B, "v60,v62,v65,v66" },
1959  { Hexagon::BI__builtin_HEXAGON_V6_pred_or_n, "v60,v62,v65,v66" },
1960  { Hexagon::BI__builtin_HEXAGON_V6_pred_or_n_128B, "v60,v62,v65,v66" },
1961  { Hexagon::BI__builtin_HEXAGON_V6_pred_scalar2, "v60,v62,v65,v66" },
1962  { Hexagon::BI__builtin_HEXAGON_V6_pred_scalar2_128B, "v60,v62,v65,v66" },
1963  { Hexagon::BI__builtin_HEXAGON_V6_pred_scalar2v2, "v62,v65,v66" },
1964  { Hexagon::BI__builtin_HEXAGON_V6_pred_scalar2v2_128B, "v62,v65,v66" },
1965  { Hexagon::BI__builtin_HEXAGON_V6_pred_xor, "v60,v62,v65,v66" },
1966  { Hexagon::BI__builtin_HEXAGON_V6_pred_xor_128B, "v60,v62,v65,v66" },
1967  { Hexagon::BI__builtin_HEXAGON_V6_shuffeqh, "v62,v65,v66" },
1968  { Hexagon::BI__builtin_HEXAGON_V6_shuffeqh_128B, "v62,v65,v66" },
1969  { Hexagon::BI__builtin_HEXAGON_V6_shuffeqw, "v62,v65,v66" },
1970  { Hexagon::BI__builtin_HEXAGON_V6_shuffeqw_128B, "v62,v65,v66" },
1971  { Hexagon::BI__builtin_HEXAGON_V6_vabsb, "v65,v66" },
1972  { Hexagon::BI__builtin_HEXAGON_V6_vabsb_128B, "v65,v66" },
1973  { Hexagon::BI__builtin_HEXAGON_V6_vabsb_sat, "v65,v66" },
1974  { Hexagon::BI__builtin_HEXAGON_V6_vabsb_sat_128B, "v65,v66" },
1975  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffh, "v60,v62,v65,v66" },
1976  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffh_128B, "v60,v62,v65,v66" },
1977  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffub, "v60,v62,v65,v66" },
1978  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffub_128B, "v60,v62,v65,v66" },
1979  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffuh, "v60,v62,v65,v66" },
1980  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffuh_128B, "v60,v62,v65,v66" },
1981  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffw, "v60,v62,v65,v66" },
1982  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffw_128B, "v60,v62,v65,v66" },
1983  { Hexagon::BI__builtin_HEXAGON_V6_vabsh, "v60,v62,v65,v66" },
1984  { Hexagon::BI__builtin_HEXAGON_V6_vabsh_128B, "v60,v62,v65,v66" },
1985  { Hexagon::BI__builtin_HEXAGON_V6_vabsh_sat, "v60,v62,v65,v66" },
1986  { Hexagon::BI__builtin_HEXAGON_V6_vabsh_sat_128B, "v60,v62,v65,v66" },
1987  { Hexagon::BI__builtin_HEXAGON_V6_vabsw, "v60,v62,v65,v66" },
1988  { Hexagon::BI__builtin_HEXAGON_V6_vabsw_128B, "v60,v62,v65,v66" },
1989  { Hexagon::BI__builtin_HEXAGON_V6_vabsw_sat, "v60,v62,v65,v66" },
1990  { Hexagon::BI__builtin_HEXAGON_V6_vabsw_sat_128B, "v60,v62,v65,v66" },
1991  { Hexagon::BI__builtin_HEXAGON_V6_vaddb, "v60,v62,v65,v66" },
1992  { Hexagon::BI__builtin_HEXAGON_V6_vaddb_128B, "v60,v62,v65,v66" },
1993  { Hexagon::BI__builtin_HEXAGON_V6_vaddb_dv, "v60,v62,v65,v66" },
1994  { Hexagon::BI__builtin_HEXAGON_V6_vaddb_dv_128B, "v60,v62,v65,v66" },
1995  { Hexagon::BI__builtin_HEXAGON_V6_vaddbsat, "v62,v65,v66" },
1996  { Hexagon::BI__builtin_HEXAGON_V6_vaddbsat_128B, "v62,v65,v66" },
1997  { Hexagon::BI__builtin_HEXAGON_V6_vaddbsat_dv, "v62,v65,v66" },
1998  { Hexagon::BI__builtin_HEXAGON_V6_vaddbsat_dv_128B, "v62,v65,v66" },
1999  { Hexagon::BI__builtin_HEXAGON_V6_vaddcarry, "v62,v65,v66" },
2000  { Hexagon::BI__builtin_HEXAGON_V6_vaddcarry_128B, "v62,v65,v66" },
2001  { Hexagon::BI__builtin_HEXAGON_V6_vaddcarrysat, "v66" },
2002  { Hexagon::BI__builtin_HEXAGON_V6_vaddcarrysat_128B, "v66" },
2003  { Hexagon::BI__builtin_HEXAGON_V6_vaddclbh, "v62,v65,v66" },
2004  { Hexagon::BI__builtin_HEXAGON_V6_vaddclbh_128B, "v62,v65,v66" },
2005  { Hexagon::BI__builtin_HEXAGON_V6_vaddclbw, "v62,v65,v66" },
2006  { Hexagon::BI__builtin_HEXAGON_V6_vaddclbw_128B, "v62,v65,v66" },
2007  { Hexagon::BI__builtin_HEXAGON_V6_vaddh, "v60,v62,v65,v66" },
2008  { Hexagon::BI__builtin_HEXAGON_V6_vaddh_128B, "v60,v62,v65,v66" },
2009  { Hexagon::BI__builtin_HEXAGON_V6_vaddh_dv, "v60,v62,v65,v66" },
2010  { Hexagon::BI__builtin_HEXAGON_V6_vaddh_dv_128B, "v60,v62,v65,v66" },
2011  { Hexagon::BI__builtin_HEXAGON_V6_vaddhsat, "v60,v62,v65,v66" },
2012  { Hexagon::BI__builtin_HEXAGON_V6_vaddhsat_128B, "v60,v62,v65,v66" },
2013  { Hexagon::BI__builtin_HEXAGON_V6_vaddhsat_dv, "v60,v62,v65,v66" },
2014  { Hexagon::BI__builtin_HEXAGON_V6_vaddhsat_dv_128B, "v60,v62,v65,v66" },
2015  { Hexagon::BI__builtin_HEXAGON_V6_vaddhw, "v60,v62,v65,v66" },
2016  { Hexagon::BI__builtin_HEXAGON_V6_vaddhw_128B, "v60,v62,v65,v66" },
2017  { Hexagon::BI__builtin_HEXAGON_V6_vaddhw_acc, "v62,v65,v66" },
2018  { Hexagon::BI__builtin_HEXAGON_V6_vaddhw_acc_128B, "v62,v65,v66" },
2019  { Hexagon::BI__builtin_HEXAGON_V6_vaddubh, "v60,v62,v65,v66" },
2020  { Hexagon::BI__builtin_HEXAGON_V6_vaddubh_128B, "v60,v62,v65,v66" },
2021  { Hexagon::BI__builtin_HEXAGON_V6_vaddubh_acc, "v62,v65,v66" },
2022  { Hexagon::BI__builtin_HEXAGON_V6_vaddubh_acc_128B, "v62,v65,v66" },
2023  { Hexagon::BI__builtin_HEXAGON_V6_vaddubsat, "v60,v62,v65,v66" },
2024  { Hexagon::BI__builtin_HEXAGON_V6_vaddubsat_128B, "v60,v62,v65,v66" },
2025  { Hexagon::BI__builtin_HEXAGON_V6_vaddubsat_dv, "v60,v62,v65,v66" },
2026  { Hexagon::BI__builtin_HEXAGON_V6_vaddubsat_dv_128B, "v60,v62,v65,v66" },
2027  { Hexagon::BI__builtin_HEXAGON_V6_vaddububb_sat, "v62,v65,v66" },
2028  { Hexagon::BI__builtin_HEXAGON_V6_vaddububb_sat_128B, "v62,v65,v66" },
2029  { Hexagon::BI__builtin_HEXAGON_V6_vadduhsat, "v60,v62,v65,v66" },
2030  { Hexagon::BI__builtin_HEXAGON_V6_vadduhsat_128B, "v60,v62,v65,v66" },
2031  { Hexagon::BI__builtin_HEXAGON_V6_vadduhsat_dv, "v60,v62,v65,v66" },
2032  { Hexagon::BI__builtin_HEXAGON_V6_vadduhsat_dv_128B, "v60,v62,v65,v66" },
2033  { Hexagon::BI__builtin_HEXAGON_V6_vadduhw, "v60,v62,v65,v66" },
2034  { Hexagon::BI__builtin_HEXAGON_V6_vadduhw_128B, "v60,v62,v65,v66" },
2035  { Hexagon::BI__builtin_HEXAGON_V6_vadduhw_acc, "v62,v65,v66" },
2036  { Hexagon::BI__builtin_HEXAGON_V6_vadduhw_acc_128B, "v62,v65,v66" },
2037  { Hexagon::BI__builtin_HEXAGON_V6_vadduwsat, "v62,v65,v66" },
2038  { Hexagon::BI__builtin_HEXAGON_V6_vadduwsat_128B, "v62,v65,v66" },
2039  { Hexagon::BI__builtin_HEXAGON_V6_vadduwsat_dv, "v62,v65,v66" },
2040  { Hexagon::BI__builtin_HEXAGON_V6_vadduwsat_dv_128B, "v62,v65,v66" },
2041  { Hexagon::BI__builtin_HEXAGON_V6_vaddw, "v60,v62,v65,v66" },
2042  { Hexagon::BI__builtin_HEXAGON_V6_vaddw_128B, "v60,v62,v65,v66" },
2043  { Hexagon::BI__builtin_HEXAGON_V6_vaddw_dv, "v60,v62,v65,v66" },
2044  { Hexagon::BI__builtin_HEXAGON_V6_vaddw_dv_128B, "v60,v62,v65,v66" },
2045  { Hexagon::BI__builtin_HEXAGON_V6_vaddwsat, "v60,v62,v65,v66" },
2046  { Hexagon::BI__builtin_HEXAGON_V6_vaddwsat_128B, "v60,v62,v65,v66" },
2047  { Hexagon::BI__builtin_HEXAGON_V6_vaddwsat_dv, "v60,v62,v65,v66" },
2048  { Hexagon::BI__builtin_HEXAGON_V6_vaddwsat_dv_128B, "v60,v62,v65,v66" },
2049  { Hexagon::BI__builtin_HEXAGON_V6_valignb, "v60,v62,v65,v66" },
2050  { Hexagon::BI__builtin_HEXAGON_V6_valignb_128B, "v60,v62,v65,v66" },
2051  { Hexagon::BI__builtin_HEXAGON_V6_valignbi, "v60,v62,v65,v66" },
2052  { Hexagon::BI__builtin_HEXAGON_V6_valignbi_128B, "v60,v62,v65,v66" },
2053  { Hexagon::BI__builtin_HEXAGON_V6_vand, "v60,v62,v65,v66" },
2054  { Hexagon::BI__builtin_HEXAGON_V6_vand_128B, "v60,v62,v65,v66" },
2055  { Hexagon::BI__builtin_HEXAGON_V6_vandnqrt, "v62,v65,v66" },
2056  { Hexagon::BI__builtin_HEXAGON_V6_vandnqrt_128B, "v62,v65,v66" },
2057  { Hexagon::BI__builtin_HEXAGON_V6_vandnqrt_acc, "v62,v65,v66" },
2058  { Hexagon::BI__builtin_HEXAGON_V6_vandnqrt_acc_128B, "v62,v65,v66" },
2059  { Hexagon::BI__builtin_HEXAGON_V6_vandqrt, "v60,v62,v65,v66" },
2060  { Hexagon::BI__builtin_HEXAGON_V6_vandqrt_128B, "v60,v62,v65,v66" },
2061  { Hexagon::BI__builtin_HEXAGON_V6_vandqrt_acc, "v60,v62,v65,v66" },
2062  { Hexagon::BI__builtin_HEXAGON_V6_vandqrt_acc_128B, "v60,v62,v65,v66" },
2063  { Hexagon::BI__builtin_HEXAGON_V6_vandvnqv, "v62,v65,v66" },
2064  { Hexagon::BI__builtin_HEXAGON_V6_vandvnqv_128B, "v62,v65,v66" },
2065  { Hexagon::BI__builtin_HEXAGON_V6_vandvqv, "v62,v65,v66" },
2066  { Hexagon::BI__builtin_HEXAGON_V6_vandvqv_128B, "v62,v65,v66" },
2067  { Hexagon::BI__builtin_HEXAGON_V6_vandvrt, "v60,v62,v65,v66" },
2068  { Hexagon::BI__builtin_HEXAGON_V6_vandvrt_128B, "v60,v62,v65,v66" },
2069  { Hexagon::BI__builtin_HEXAGON_V6_vandvrt_acc, "v60,v62,v65,v66" },
2070  { Hexagon::BI__builtin_HEXAGON_V6_vandvrt_acc_128B, "v60,v62,v65,v66" },
2071  { Hexagon::BI__builtin_HEXAGON_V6_vaslh, "v60,v62,v65,v66" },
2072  { Hexagon::BI__builtin_HEXAGON_V6_vaslh_128B, "v60,v62,v65,v66" },
2073  { Hexagon::BI__builtin_HEXAGON_V6_vaslh_acc, "v65,v66" },
2074  { Hexagon::BI__builtin_HEXAGON_V6_vaslh_acc_128B, "v65,v66" },
2075  { Hexagon::BI__builtin_HEXAGON_V6_vaslhv, "v60,v62,v65,v66" },
2076  { Hexagon::BI__builtin_HEXAGON_V6_vaslhv_128B, "v60,v62,v65,v66" },
2077  { Hexagon::BI__builtin_HEXAGON_V6_vaslw, "v60,v62,v65,v66" },
2078  { Hexagon::BI__builtin_HEXAGON_V6_vaslw_128B, "v60,v62,v65,v66" },
2079  { Hexagon::BI__builtin_HEXAGON_V6_vaslw_acc, "v60,v62,v65,v66" },
2080  { Hexagon::BI__builtin_HEXAGON_V6_vaslw_acc_128B, "v60,v62,v65,v66" },
2081  { Hexagon::BI__builtin_HEXAGON_V6_vaslwv, "v60,v62,v65,v66" },
2082  { Hexagon::BI__builtin_HEXAGON_V6_vaslwv_128B, "v60,v62,v65,v66" },
2083  { Hexagon::BI__builtin_HEXAGON_V6_vasrh, "v60,v62,v65,v66" },
2084  { Hexagon::BI__builtin_HEXAGON_V6_vasrh_128B, "v60,v62,v65,v66" },
2085  { Hexagon::BI__builtin_HEXAGON_V6_vasrh_acc, "v65,v66" },
2086  { Hexagon::BI__builtin_HEXAGON_V6_vasrh_acc_128B, "v65,v66" },
2087  { Hexagon::BI__builtin_HEXAGON_V6_vasrhbrndsat, "v60,v62,v65,v66" },
2088  { Hexagon::BI__builtin_HEXAGON_V6_vasrhbrndsat_128B, "v60,v62,v65,v66" },
2089  { Hexagon::BI__builtin_HEXAGON_V6_vasrhbsat, "v62,v65,v66" },
2090  { Hexagon::BI__builtin_HEXAGON_V6_vasrhbsat_128B, "v62,v65,v66" },
2091  { Hexagon::BI__builtin_HEXAGON_V6_vasrhubrndsat, "v60,v62,v65,v66" },
2092  { Hexagon::BI__builtin_HEXAGON_V6_vasrhubrndsat_128B, "v60,v62,v65,v66" },
2093  { Hexagon::BI__builtin_HEXAGON_V6_vasrhubsat, "v60,v62,v65,v66" },
2094  { Hexagon::BI__builtin_HEXAGON_V6_vasrhubsat_128B, "v60,v62,v65,v66" },
2095  { Hexagon::BI__builtin_HEXAGON_V6_vasrhv, "v60,v62,v65,v66" },
2096  { Hexagon::BI__builtin_HEXAGON_V6_vasrhv_128B, "v60,v62,v65,v66" },
2097  { Hexagon::BI__builtin_HEXAGON_V6_vasr_into, "v66" },
2098  { Hexagon::BI__builtin_HEXAGON_V6_vasr_into_128B, "v66" },
2099  { Hexagon::BI__builtin_HEXAGON_V6_vasruhubrndsat, "v65,v66" },
2100  { Hexagon::BI__builtin_HEXAGON_V6_vasruhubrndsat_128B, "v65,v66" },
2101  { Hexagon::BI__builtin_HEXAGON_V6_vasruhubsat, "v65,v66" },
2102  { Hexagon::BI__builtin_HEXAGON_V6_vasruhubsat_128B, "v65,v66" },
2103  { Hexagon::BI__builtin_HEXAGON_V6_vasruwuhrndsat, "v62,v65,v66" },
2104  { Hexagon::BI__builtin_HEXAGON_V6_vasruwuhrndsat_128B, "v62,v65,v66" },
2105  { Hexagon::BI__builtin_HEXAGON_V6_vasruwuhsat, "v65,v66" },
2106  { Hexagon::BI__builtin_HEXAGON_V6_vasruwuhsat_128B, "v65,v66" },
2107  { Hexagon::BI__builtin_HEXAGON_V6_vasrw, "v60,v62,v65,v66" },
2108  { Hexagon::BI__builtin_HEXAGON_V6_vasrw_128B, "v60,v62,v65,v66" },
2109  { Hexagon::BI__builtin_HEXAGON_V6_vasrw_acc, "v60,v62,v65,v66" },
2110  { Hexagon::BI__builtin_HEXAGON_V6_vasrw_acc_128B, "v60,v62,v65,v66" },
2111  { Hexagon::BI__builtin_HEXAGON_V6_vasrwh, "v60,v62,v65,v66" },
2112  { Hexagon::BI__builtin_HEXAGON_V6_vasrwh_128B, "v60,v62,v65,v66" },
2113  { Hexagon::BI__builtin_HEXAGON_V6_vasrwhrndsat, "v60,v62,v65,v66" },
2114  { Hexagon::BI__builtin_HEXAGON_V6_vasrwhrndsat_128B, "v60,v62,v65,v66" },
2115  { Hexagon::BI__builtin_HEXAGON_V6_vasrwhsat, "v60,v62,v65,v66" },
2116  { Hexagon::BI__builtin_HEXAGON_V6_vasrwhsat_128B, "v60,v62,v65,v66" },
2117  { Hexagon::BI__builtin_HEXAGON_V6_vasrwuhrndsat, "v62,v65,v66" },
2118  { Hexagon::BI__builtin_HEXAGON_V6_vasrwuhrndsat_128B, "v62,v65,v66" },
2119  { Hexagon::BI__builtin_HEXAGON_V6_vasrwuhsat, "v60,v62,v65,v66" },
2120  { Hexagon::BI__builtin_HEXAGON_V6_vasrwuhsat_128B, "v60,v62,v65,v66" },
2121  { Hexagon::BI__builtin_HEXAGON_V6_vasrwv, "v60,v62,v65,v66" },
2122  { Hexagon::BI__builtin_HEXAGON_V6_vasrwv_128B, "v60,v62,v65,v66" },
2123  { Hexagon::BI__builtin_HEXAGON_V6_vassign, "v60,v62,v65,v66" },
2124  { Hexagon::BI__builtin_HEXAGON_V6_vassign_128B, "v60,v62,v65,v66" },
2125  { Hexagon::BI__builtin_HEXAGON_V6_vassignp, "v60,v62,v65,v66" },
2126  { Hexagon::BI__builtin_HEXAGON_V6_vassignp_128B, "v60,v62,v65,v66" },
2127  { Hexagon::BI__builtin_HEXAGON_V6_vavgb, "v65,v66" },
2128  { Hexagon::BI__builtin_HEXAGON_V6_vavgb_128B, "v65,v66" },
2129  { Hexagon::BI__builtin_HEXAGON_V6_vavgbrnd, "v65,v66" },
2130  { Hexagon::BI__builtin_HEXAGON_V6_vavgbrnd_128B, "v65,v66" },
2131  { Hexagon::BI__builtin_HEXAGON_V6_vavgh, "v60,v62,v65,v66" },
2132  { Hexagon::BI__builtin_HEXAGON_V6_vavgh_128B, "v60,v62,v65,v66" },
2133  { Hexagon::BI__builtin_HEXAGON_V6_vavghrnd, "v60,v62,v65,v66" },
2134  { Hexagon::BI__builtin_HEXAGON_V6_vavghrnd_128B, "v60,v62,v65,v66" },
2135  { Hexagon::BI__builtin_HEXAGON_V6_vavgub, "v60,v62,v65,v66" },
2136  { Hexagon::BI__builtin_HEXAGON_V6_vavgub_128B, "v60,v62,v65,v66" },
2137  { Hexagon::BI__builtin_HEXAGON_V6_vavgubrnd, "v60,v62,v65,v66" },
2138  { Hexagon::BI__builtin_HEXAGON_V6_vavgubrnd_128B, "v60,v62,v65,v66" },
2139  { Hexagon::BI__builtin_HEXAGON_V6_vavguh, "v60,v62,v65,v66" },
2140  { Hexagon::BI__builtin_HEXAGON_V6_vavguh_128B, "v60,v62,v65,v66" },
2141  { Hexagon::BI__builtin_HEXAGON_V6_vavguhrnd, "v60,v62,v65,v66" },
2142  { Hexagon::BI__builtin_HEXAGON_V6_vavguhrnd_128B, "v60,v62,v65,v66" },
2143  { Hexagon::BI__builtin_HEXAGON_V6_vavguw, "v65,v66" },
2144  { Hexagon::BI__builtin_HEXAGON_V6_vavguw_128B, "v65,v66" },
2145  { Hexagon::BI__builtin_HEXAGON_V6_vavguwrnd, "v65,v66" },
2146  { Hexagon::BI__builtin_HEXAGON_V6_vavguwrnd_128B, "v65,v66" },
2147  { Hexagon::BI__builtin_HEXAGON_V6_vavgw, "v60,v62,v65,v66" },
2148  { Hexagon::BI__builtin_HEXAGON_V6_vavgw_128B, "v60,v62,v65,v66" },
2149  { Hexagon::BI__builtin_HEXAGON_V6_vavgwrnd, "v60,v62,v65,v66" },
2150  { Hexagon::BI__builtin_HEXAGON_V6_vavgwrnd_128B, "v60,v62,v65,v66" },
2151  { Hexagon::BI__builtin_HEXAGON_V6_vcl0h, "v60,v62,v65,v66" },
2152  { Hexagon::BI__builtin_HEXAGON_V6_vcl0h_128B, "v60,v62,v65,v66" },
2153  { Hexagon::BI__builtin_HEXAGON_V6_vcl0w, "v60,v62,v65,v66" },
2154  { Hexagon::BI__builtin_HEXAGON_V6_vcl0w_128B, "v60,v62,v65,v66" },
2155  { Hexagon::BI__builtin_HEXAGON_V6_vcombine, "v60,v62,v65,v66" },
2156  { Hexagon::BI__builtin_HEXAGON_V6_vcombine_128B, "v60,v62,v65,v66" },
2157  { Hexagon::BI__builtin_HEXAGON_V6_vd0, "v60,v62,v65,v66" },
2158  { Hexagon::BI__builtin_HEXAGON_V6_vd0_128B, "v60,v62,v65,v66" },
2159  { Hexagon::BI__builtin_HEXAGON_V6_vdd0, "v65,v66" },
2160  { Hexagon::BI__builtin_HEXAGON_V6_vdd0_128B, "v65,v66" },
2161  { Hexagon::BI__builtin_HEXAGON_V6_vdealb, "v60,v62,v65,v66" },
2162  { Hexagon::BI__builtin_HEXAGON_V6_vdealb_128B, "v60,v62,v65,v66" },
2163  { Hexagon::BI__builtin_HEXAGON_V6_vdealb4w, "v60,v62,v65,v66" },
2164  { Hexagon::BI__builtin_HEXAGON_V6_vdealb4w_128B, "v60,v62,v65,v66" },
2165  { Hexagon::BI__builtin_HEXAGON_V6_vdealh, "v60,v62,v65,v66" },
2166  { Hexagon::BI__builtin_HEXAGON_V6_vdealh_128B, "v60,v62,v65,v66" },
2167  { Hexagon::BI__builtin_HEXAGON_V6_vdealvdd, "v60,v62,v65,v66" },
2168  { Hexagon::BI__builtin_HEXAGON_V6_vdealvdd_128B, "v60,v62,v65,v66" },
2169  { Hexagon::BI__builtin_HEXAGON_V6_vdelta, "v60,v62,v65,v66" },
2170  { Hexagon::BI__builtin_HEXAGON_V6_vdelta_128B, "v60,v62,v65,v66" },
2171  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus, "v60,v62,v65,v66" },
2172  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_128B, "v60,v62,v65,v66" },
2173  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_acc, "v60,v62,v65,v66" },
2174  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_acc_128B, "v60,v62,v65,v66" },
2175  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_dv, "v60,v62,v65,v66" },
2176  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_dv_128B, "v60,v62,v65,v66" },
2177  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_dv_acc, "v60,v62,v65,v66" },
2178  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_dv_acc_128B, "v60,v62,v65,v66" },
2179  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb, "v60,v62,v65,v66" },
2180  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_128B, "v60,v62,v65,v66" },
2181  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_acc, "v60,v62,v65,v66" },
2182  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_acc_128B, "v60,v62,v65,v66" },
2183  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_dv, "v60,v62,v65,v66" },
2184  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_dv_128B, "v60,v62,v65,v66" },
2185  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_dv_acc, "v60,v62,v65,v66" },
2186  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_dv_acc_128B, "v60,v62,v65,v66" },
2187  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhisat, "v60,v62,v65,v66" },
2188  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhisat_128B, "v60,v62,v65,v66" },
2189  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhisat_acc, "v60,v62,v65,v66" },
2190  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhisat_acc_128B, "v60,v62,v65,v66" },
2191  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsat, "v60,v62,v65,v66" },
2192  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsat_128B, "v60,v62,v65,v66" },
2193  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsat_acc, "v60,v62,v65,v66" },
2194  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsat_acc_128B, "v60,v62,v65,v66" },
2195  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsuisat, "v60,v62,v65,v66" },
2196  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsuisat_128B, "v60,v62,v65,v66" },
2197  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsuisat_acc, "v60,v62,v65,v66" },
2198  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsuisat_acc_128B, "v60,v62,v65,v66" },
2199  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsusat, "v60,v62,v65,v66" },
2200  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsusat_128B, "v60,v62,v65,v66" },
2201  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsusat_acc, "v60,v62,v65,v66" },
2202  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsusat_acc_128B, "v60,v62,v65,v66" },
2203  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhvsat, "v60,v62,v65,v66" },
2204  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhvsat_128B, "v60,v62,v65,v66" },
2205  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhvsat_acc, "v60,v62,v65,v66" },
2206  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhvsat_acc_128B, "v60,v62,v65,v66" },
2207  { Hexagon::BI__builtin_HEXAGON_V6_vdsaduh, "v60,v62,v65,v66" },
2208  { Hexagon::BI__builtin_HEXAGON_V6_vdsaduh_128B, "v60,v62,v65,v66" },
2209  { Hexagon::BI__builtin_HEXAGON_V6_vdsaduh_acc, "v60,v62,v65,v66" },
2210  { Hexagon::BI__builtin_HEXAGON_V6_vdsaduh_acc_128B, "v60,v62,v65,v66" },
2211  { Hexagon::BI__builtin_HEXAGON_V6_veqb, "v60,v62,v65,v66" },
2212  { Hexagon::BI__builtin_HEXAGON_V6_veqb_128B, "v60,v62,v65,v66" },
2213  { Hexagon::BI__builtin_HEXAGON_V6_veqb_and, "v60,v62,v65,v66" },
2214  { Hexagon::BI__builtin_HEXAGON_V6_veqb_and_128B, "v60,v62,v65,v66" },
2215  { Hexagon::BI__builtin_HEXAGON_V6_veqb_or, "v60,v62,v65,v66" },
2216  { Hexagon::BI__builtin_HEXAGON_V6_veqb_or_128B, "v60,v62,v65,v66" },
2217  { Hexagon::BI__builtin_HEXAGON_V6_veqb_xor, "v60,v62,v65,v66" },
2218  { Hexagon::BI__builtin_HEXAGON_V6_veqb_xor_128B, "v60,v62,v65,v66" },
2219  { Hexagon::BI__builtin_HEXAGON_V6_veqh, "v60,v62,v65,v66" },
2220  { Hexagon::BI__builtin_HEXAGON_V6_veqh_128B, "v60,v62,v65,v66" },
2221  { Hexagon::BI__builtin_HEXAGON_V6_veqh_and, "v60,v62,v65,v66" },
2222  { Hexagon::BI__builtin_HEXAGON_V6_veqh_and_128B, "v60,v62,v65,v66" },
2223  { Hexagon::BI__builtin_HEXAGON_V6_veqh_or, "v60,v62,v65,v66" },
2224  { Hexagon::BI__builtin_HEXAGON_V6_veqh_or_128B, "v60,v62,v65,v66" },
2225  { Hexagon::BI__builtin_HEXAGON_V6_veqh_xor, "v60,v62,v65,v66" },
2226  { Hexagon::BI__builtin_HEXAGON_V6_veqh_xor_128B, "v60,v62,v65,v66" },
2227  { Hexagon::BI__builtin_HEXAGON_V6_veqw, "v60,v62,v65,v66" },
2228  { Hexagon::BI__builtin_HEXAGON_V6_veqw_128B, "v60,v62,v65,v66" },
2229  { Hexagon::BI__builtin_HEXAGON_V6_veqw_and, "v60,v62,v65,v66" },
2230  { Hexagon::BI__builtin_HEXAGON_V6_veqw_and_128B, "v60,v62,v65,v66" },
2231  { Hexagon::BI__builtin_HEXAGON_V6_veqw_or, "v60,v62,v65,v66" },
2232  { Hexagon::BI__builtin_HEXAGON_V6_veqw_or_128B, "v60,v62,v65,v66" },
2233  { Hexagon::BI__builtin_HEXAGON_V6_veqw_xor, "v60,v62,v65,v66" },
2234  { Hexagon::BI__builtin_HEXAGON_V6_veqw_xor_128B, "v60,v62,v65,v66" },
2235  { Hexagon::BI__builtin_HEXAGON_V6_vgtb, "v60,v62,v65,v66" },
2236  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_128B, "v60,v62,v65,v66" },
2237  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_and, "v60,v62,v65,v66" },
2238  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_and_128B, "v60,v62,v65,v66" },
2239  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_or, "v60,v62,v65,v66" },
2240  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_or_128B, "v60,v62,v65,v66" },
2241  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_xor, "v60,v62,v65,v66" },
2242  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_xor_128B, "v60,v62,v65,v66" },
2243  { Hexagon::BI__builtin_HEXAGON_V6_vgth, "v60,v62,v65,v66" },
2244  { Hexagon::BI__builtin_HEXAGON_V6_vgth_128B, "v60,v62,v65,v66" },
2245  { Hexagon::BI__builtin_HEXAGON_V6_vgth_and, "v60,v62,v65,v66" },
2246  { Hexagon::BI__builtin_HEXAGON_V6_vgth_and_128B, "v60,v62,v65,v66" },
2247  { Hexagon::BI__builtin_HEXAGON_V6_vgth_or, "v60,v62,v65,v66" },
2248  { Hexagon::BI__builtin_HEXAGON_V6_vgth_or_128B, "v60,v62,v65,v66" },
2249  { Hexagon::BI__builtin_HEXAGON_V6_vgth_xor, "v60,v62,v65,v66" },
2250  { Hexagon::BI__builtin_HEXAGON_V6_vgth_xor_128B, "v60,v62,v65,v66" },
2251  { Hexagon::BI__builtin_HEXAGON_V6_vgtub, "v60,v62,v65,v66" },
2252  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_128B, "v60,v62,v65,v66" },
2253  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_and, "v60,v62,v65,v66" },
2254  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_and_128B, "v60,v62,v65,v66" },
2255  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_or, "v60,v62,v65,v66" },
2256  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_or_128B, "v60,v62,v65,v66" },
2257  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_xor, "v60,v62,v65,v66" },
2258  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_xor_128B, "v60,v62,v65,v66" },
2259  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh, "v60,v62,v65,v66" },
2260  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_128B, "v60,v62,v65,v66" },
2261  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_and, "v60,v62,v65,v66" },
2262  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_and_128B, "v60,v62,v65,v66" },
2263  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_or, "v60,v62,v65,v66" },
2264  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_or_128B, "v60,v62,v65,v66" },
2265  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_xor, "v60,v62,v65,v66" },
2266  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_xor_128B, "v60,v62,v65,v66" },
2267  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw, "v60,v62,v65,v66" },
2268  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_128B, "v60,v62,v65,v66" },
2269  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_and, "v60,v62,v65,v66" },
2270  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_and_128B, "v60,v62,v65,v66" },
2271  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_or, "v60,v62,v65,v66" },
2272  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_or_128B, "v60,v62,v65,v66" },
2273  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_xor, "v60,v62,v65,v66" },
2274  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_xor_128B, "v60,v62,v65,v66" },
2275  { Hexagon::BI__builtin_HEXAGON_V6_vgtw, "v60,v62,v65,v66" },
2276  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_128B, "v60,v62,v65,v66" },
2277  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_and, "v60,v62,v65,v66" },
2278  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_and_128B, "v60,v62,v65,v66" },
2279  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_or, "v60,v62,v65,v66" },
2280  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_or_128B, "v60,v62,v65,v66" },
2281  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_xor, "v60,v62,v65,v66" },
2282  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_xor_128B, "v60,v62,v65,v66" },
2283  { Hexagon::BI__builtin_HEXAGON_V6_vinsertwr, "v60,v62,v65,v66" },
2284  { Hexagon::BI__builtin_HEXAGON_V6_vinsertwr_128B, "v60,v62,v65,v66" },
2285  { Hexagon::BI__builtin_HEXAGON_V6_vlalignb, "v60,v62,v65,v66" },
2286  { Hexagon::BI__builtin_HEXAGON_V6_vlalignb_128B, "v60,v62,v65,v66" },
2287  { Hexagon::BI__builtin_HEXAGON_V6_vlalignbi, "v60,v62,v65,v66" },
2288  { Hexagon::BI__builtin_HEXAGON_V6_vlalignbi_128B, "v60,v62,v65,v66" },
2289  { Hexagon::BI__builtin_HEXAGON_V6_vlsrb, "v62,v65,v66" },
2290  { Hexagon::BI__builtin_HEXAGON_V6_vlsrb_128B, "v62,v65,v66" },
2291  { Hexagon::BI__builtin_HEXAGON_V6_vlsrh, "v60,v62,v65,v66" },
2292  { Hexagon::BI__builtin_HEXAGON_V6_vlsrh_128B, "v60,v62,v65,v66" },
2293  { Hexagon::BI__builtin_HEXAGON_V6_vlsrhv, "v60,v62,v65,v66" },
2294  { Hexagon::BI__builtin_HEXAGON_V6_vlsrhv_128B, "v60,v62,v65,v66" },
2295  { Hexagon::BI__builtin_HEXAGON_V6_vlsrw, "v60,v62,v65,v66" },
2296  { Hexagon::BI__builtin_HEXAGON_V6_vlsrw_128B, "v60,v62,v65,v66" },
2297  { Hexagon::BI__builtin_HEXAGON_V6_vlsrwv, "v60,v62,v65,v66" },
2298  { Hexagon::BI__builtin_HEXAGON_V6_vlsrwv_128B, "v60,v62,v65,v66" },
2299  { Hexagon::BI__builtin_HEXAGON_V6_vlut4, "v65,v66" },
2300  { Hexagon::BI__builtin_HEXAGON_V6_vlut4_128B, "v65,v66" },
2301  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb, "v60,v62,v65,v66" },
2302  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_128B, "v60,v62,v65,v66" },
2303  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvbi, "v62,v65,v66" },
2304  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvbi_128B, "v62,v65,v66" },
2305  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_nm, "v62,v65,v66" },
2306  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_nm_128B, "v62,v65,v66" },
2307  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_oracc, "v60,v62,v65,v66" },
2308  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_oracc_128B, "v60,v62,v65,v66" },
2309  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_oracci, "v62,v65,v66" },
2310  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_oracci_128B, "v62,v65,v66" },
2311  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh, "v60,v62,v65,v66" },
2312  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_128B, "v60,v62,v65,v66" },
2313  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwhi, "v62,v65,v66" },
2314  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwhi_128B, "v62,v65,v66" },
2315  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_nm, "v62,v65,v66" },
2316  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_nm_128B, "v62,v65,v66" },
2317  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_oracc, "v60,v62,v65,v66" },
2318  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_oracc_128B, "v60,v62,v65,v66" },
2319  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_oracci, "v62,v65,v66" },
2320  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_oracci_128B, "v62,v65,v66" },
2321  { Hexagon::BI__builtin_HEXAGON_V6_vmaxb, "v62,v65,v66" },
2322  { Hexagon::BI__builtin_HEXAGON_V6_vmaxb_128B, "v62,v65,v66" },
2323  { Hexagon::BI__builtin_HEXAGON_V6_vmaxh, "v60,v62,v65,v66" },
2324  { Hexagon::BI__builtin_HEXAGON_V6_vmaxh_128B, "v60,v62,v65,v66" },
2325  { Hexagon::BI__builtin_HEXAGON_V6_vmaxub, "v60,v62,v65,v66" },
2326  { Hexagon::BI__builtin_HEXAGON_V6_vmaxub_128B, "v60,v62,v65,v66" },
2327  { Hexagon::BI__builtin_HEXAGON_V6_vmaxuh, "v60,v62,v65,v66" },
2328  { Hexagon::BI__builtin_HEXAGON_V6_vmaxuh_128B, "v60,v62,v65,v66" },
2329  { Hexagon::BI__builtin_HEXAGON_V6_vmaxw, "v60,v62,v65,v66" },
2330  { Hexagon::BI__builtin_HEXAGON_V6_vmaxw_128B, "v60,v62,v65,v66" },
2331  { Hexagon::BI__builtin_HEXAGON_V6_vminb, "v62,v65,v66" },
2332  { Hexagon::BI__builtin_HEXAGON_V6_vminb_128B, "v62,v65,v66" },
2333  { Hexagon::BI__builtin_HEXAGON_V6_vminh, "v60,v62,v65,v66" },
2334  { Hexagon::BI__builtin_HEXAGON_V6_vminh_128B, "v60,v62,v65,v66" },
2335  { Hexagon::BI__builtin_HEXAGON_V6_vminub, "v60,v62,v65,v66" },
2336  { Hexagon::BI__builtin_HEXAGON_V6_vminub_128B, "v60,v62,v65,v66" },
2337  { Hexagon::BI__builtin_HEXAGON_V6_vminuh, "v60,v62,v65,v66" },
2338  { Hexagon::BI__builtin_HEXAGON_V6_vminuh_128B, "v60,v62,v65,v66" },
2339  { Hexagon::BI__builtin_HEXAGON_V6_vminw, "v60,v62,v65,v66" },
2340  { Hexagon::BI__builtin_HEXAGON_V6_vminw_128B, "v60,v62,v65,v66" },
2341  { Hexagon::BI__builtin_HEXAGON_V6_vmpabus, "v60,v62,v65,v66" },
2342  { Hexagon::BI__builtin_HEXAGON_V6_vmpabus_128B, "v60,v62,v65,v66" },
2343  { Hexagon::BI__builtin_HEXAGON_V6_vmpabus_acc, "v60,v62,v65,v66" },
2344  { Hexagon::BI__builtin_HEXAGON_V6_vmpabus_acc_128B, "v60,v62,v65,v66" },
2345  { Hexagon::BI__builtin_HEXAGON_V6_vmpabusv, "v60,v62,v65,v66" },
2346  { Hexagon::BI__builtin_HEXAGON_V6_vmpabusv_128B, "v60,v62,v65,v66" },
2347  { Hexagon::BI__builtin_HEXAGON_V6_vmpabuu, "v65,v66" },
2348  { Hexagon::BI__builtin_HEXAGON_V6_vmpabuu_128B, "v65,v66" },
2349  { Hexagon::BI__builtin_HEXAGON_V6_vmpabuu_acc, "v65,v66" },
2350  { Hexagon::BI__builtin_HEXAGON_V6_vmpabuu_acc_128B, "v65,v66" },
2351  { Hexagon::BI__builtin_HEXAGON_V6_vmpabuuv, "v60,v62,v65,v66" },
2352  { Hexagon::BI__builtin_HEXAGON_V6_vmpabuuv_128B, "v60,v62,v65,v66" },
2353  { Hexagon::BI__builtin_HEXAGON_V6_vmpahb, "v60,v62,v65,v66" },
2354  { Hexagon::BI__builtin_HEXAGON_V6_vmpahb_128B, "v60,v62,v65,v66" },
2355  { Hexagon::BI__builtin_HEXAGON_V6_vmpahb_acc, "v60,v62,v65,v66" },
2356  { Hexagon::BI__builtin_HEXAGON_V6_vmpahb_acc_128B, "v60,v62,v65,v66" },
2357  { Hexagon::BI__builtin_HEXAGON_V6_vmpahhsat, "v65,v66" },
2358  { Hexagon::BI__builtin_HEXAGON_V6_vmpahhsat_128B, "v65,v66" },
2359  { Hexagon::BI__builtin_HEXAGON_V6_vmpauhb, "v62,v65,v66" },
2360  { Hexagon::BI__builtin_HEXAGON_V6_vmpauhb_128B, "v62,v65,v66" },
2361  { Hexagon::BI__builtin_HEXAGON_V6_vmpauhb_acc, "v62,v65,v66" },
2362  { Hexagon::BI__builtin_HEXAGON_V6_vmpauhb_acc_128B, "v62,v65,v66" },
2363  { Hexagon::BI__builtin_HEXAGON_V6_vmpauhuhsat, "v65,v66" },
2364  { Hexagon::BI__builtin_HEXAGON_V6_vmpauhuhsat_128B, "v65,v66" },
2365  { Hexagon::BI__builtin_HEXAGON_V6_vmpsuhuhsat, "v65,v66" },
2366  { Hexagon::BI__builtin_HEXAGON_V6_vmpsuhuhsat_128B, "v65,v66" },
2367  { Hexagon::BI__builtin_HEXAGON_V6_vmpybus, "v60,v62,v65,v66" },
2368  { Hexagon::BI__builtin_HEXAGON_V6_vmpybus_128B, "v60,v62,v65,v66" },
2369  { Hexagon::BI__builtin_HEXAGON_V6_vmpybus_acc, "v60,v62,v65,v66" },
2370  { Hexagon::BI__builtin_HEXAGON_V6_vmpybus_acc_128B, "v60,v62,v65,v66" },
2371  { Hexagon::BI__builtin_HEXAGON_V6_vmpybusv, "v60,v62,v65,v66" },
2372  { Hexagon::BI__builtin_HEXAGON_V6_vmpybusv_128B, "v60,v62,v65,v66" },
2373  { Hexagon::BI__builtin_HEXAGON_V6_vmpybusv_acc, "v60,v62,v65,v66" },
2374  { Hexagon::BI__builtin_HEXAGON_V6_vmpybusv_acc_128B, "v60,v62,v65,v66" },
2375  { Hexagon::BI__builtin_HEXAGON_V6_vmpybv, "v60,v62,v65,v66" },
2376  { Hexagon::BI__builtin_HEXAGON_V6_vmpybv_128B, "v60,v62,v65,v66" },
2377  { Hexagon::BI__builtin_HEXAGON_V6_vmpybv_acc, "v60,v62,v65,v66" },
2378  { Hexagon::BI__builtin_HEXAGON_V6_vmpybv_acc_128B, "v60,v62,v65,v66" },
2379  { Hexagon::BI__builtin_HEXAGON_V6_vmpyewuh, "v60,v62,v65,v66" },
2380  { Hexagon::BI__builtin_HEXAGON_V6_vmpyewuh_128B, "v60,v62,v65,v66" },
2381  { Hexagon::BI__builtin_HEXAGON_V6_vmpyewuh_64, "v62,v65,v66" },
2382  { Hexagon::BI__builtin_HEXAGON_V6_vmpyewuh_64_128B, "v62,v65,v66" },
2383  { Hexagon::BI__builtin_HEXAGON_V6_vmpyh, "v60,v62,v65,v66" },
2384  { Hexagon::BI__builtin_HEXAGON_V6_vmpyh_128B, "v60,v62,v65,v66" },
2385  { Hexagon::BI__builtin_HEXAGON_V6_vmpyh_acc, "v65,v66" },
2386  { Hexagon::BI__builtin_HEXAGON_V6_vmpyh_acc_128B, "v65,v66" },
2387  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhsat_acc, "v60,v62,v65,v66" },
2388  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhsat_acc_128B, "v60,v62,v65,v66" },
2389  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhsrs, "v60,v62,v65,v66" },
2390  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhsrs_128B, "v60,v62,v65,v66" },
2391  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhss, "v60,v62,v65,v66" },
2392  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhss_128B, "v60,v62,v65,v66" },
2393  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhus, "v60,v62,v65,v66" },
2394  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhus_128B, "v60,v62,v65,v66" },
2395  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhus_acc, "v60,v62,v65,v66" },
2396  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhus_acc_128B, "v60,v62,v65,v66" },
2397  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhv, "v60,v62,v65,v66" },
2398  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhv_128B, "v60,v62,v65,v66" },
2399  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhv_acc, "v60,v62,v65,v66" },
2400  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhv_acc_128B, "v60,v62,v65,v66" },
2401  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhvsrs, "v60,v62,v65,v66" },
2402  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhvsrs_128B, "v60,v62,v65,v66" },
2403  { Hexagon::BI__builtin_HEXAGON_V6_vmpyieoh, "v60,v62,v65,v66" },
2404  { Hexagon::BI__builtin_HEXAGON_V6_vmpyieoh_128B, "v60,v62,v65,v66" },
2405  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiewh_acc, "v60,v62,v65,v66" },
2406  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiewh_acc_128B, "v60,v62,v65,v66" },
2407  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiewuh, "v60,v62,v65,v66" },
2408  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiewuh_128B, "v60,v62,v65,v66" },
2409  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiewuh_acc, "v60,v62,v65,v66" },
2410  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiewuh_acc_128B, "v60,v62,v65,v66" },
2411  { Hexagon::BI__builtin_HEXAGON_V6_vmpyih, "v60,v62,v65,v66" },
2412  { Hexagon::BI__builtin_HEXAGON_V6_vmpyih_128B, "v60,v62,v65,v66" },
2413  { Hexagon::BI__builtin_HEXAGON_V6_vmpyih_acc, "v60,v62,v65,v66" },
2414  { Hexagon::BI__builtin_HEXAGON_V6_vmpyih_acc_128B, "v60,v62,v65,v66" },
2415  { Hexagon::BI__builtin_HEXAGON_V6_vmpyihb, "v60,v62,v65,v66" },
2416  { Hexagon::BI__builtin_HEXAGON_V6_vmpyihb_128B, "v60,v62,v65,v66" },
2417  { Hexagon::BI__builtin_HEXAGON_V6_vmpyihb_acc, "v60,v62,v65,v66" },
2418  { Hexagon::BI__builtin_HEXAGON_V6_vmpyihb_acc_128B, "v60,v62,v65,v66" },
2419  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiowh, "v60,v62,v65,v66" },
2420  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiowh_128B, "v60,v62,v65,v66" },
2421  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwb, "v60,v62,v65,v66" },
2422  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwb_128B, "v60,v62,v65,v66" },
2423  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwb_acc, "v60,v62,v65,v66" },
2424  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwb_acc_128B, "v60,v62,v65,v66" },
2425  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwh, "v60,v62,v65,v66" },
2426  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwh_128B, "v60,v62,v65,v66" },
2427  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwh_acc, "v60,v62,v65,v66" },
2428  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwh_acc_128B, "v60,v62,v65,v66" },
2429  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwub, "v62,v65,v66" },
2430  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwub_128B, "v62,v65,v66" },
2431  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwub_acc, "v62,v65,v66" },
2432  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwub_acc_128B, "v62,v65,v66" },
2433  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh, "v60,v62,v65,v66" },
2434  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_128B, "v60,v62,v65,v66" },
2435  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_64_acc, "v62,v65,v66" },
2436  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_64_acc_128B, "v62,v65,v66" },
2437  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_rnd, "v60,v62,v65,v66" },
2438  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_rnd_128B, "v60,v62,v65,v66" },
2439  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_rnd_sacc, "v60,v62,v65,v66" },
2440  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_rnd_sacc_128B, "v60,v62,v65,v66" },
2441  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_sacc, "v60,v62,v65,v66" },
2442  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_sacc_128B, "v60,v62,v65,v66" },
2443  { Hexagon::BI__builtin_HEXAGON_V6_vmpyub, "v60,v62,v65,v66" },
2444  { Hexagon::BI__builtin_HEXAGON_V6_vmpyub_128B, "v60,v62,v65,v66" },
2445  { Hexagon::BI__builtin_HEXAGON_V6_vmpyub_acc, "v60,v62,v65,v66" },
2446  { Hexagon::BI__builtin_HEXAGON_V6_vmpyub_acc_128B, "v60,v62,v65,v66" },
2447  { Hexagon::BI__builtin_HEXAGON_V6_vmpyubv, "v60,v62,v65,v66" },
2448  { Hexagon::BI__builtin_HEXAGON_V6_vmpyubv_128B, "v60,v62,v65,v66" },
2449  { Hexagon::BI__builtin_HEXAGON_V6_vmpyubv_acc, "v60,v62,v65,v66" },
2450  { Hexagon::BI__builtin_HEXAGON_V6_vmpyubv_acc_128B, "v60,v62,v65,v66" },
2451  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuh, "v60,v62,v65,v66" },
2452  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuh_128B, "v60,v62,v65,v66" },
2453  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuh_acc, "v60,v62,v65,v66" },
2454  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuh_acc_128B, "v60,v62,v65,v66" },
2455  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhe, "v65,v66" },
2456  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhe_128B, "v65,v66" },
2457  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhe_acc, "v65,v66" },
2458  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhe_acc_128B, "v65,v66" },
2459  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhv, "v60,v62,v65,v66" },
2460  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhv_128B, "v60,v62,v65,v66" },
2461  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhv_acc, "v60,v62,v65,v66" },
2462  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhv_acc_128B, "v60,v62,v65,v66" },
2463  { Hexagon::BI__builtin_HEXAGON_V6_vmux, "v60,v62,v65,v66" },
2464  { Hexagon::BI__builtin_HEXAGON_V6_vmux_128B, "v60,v62,v65,v66" },
2465  { Hexagon::BI__builtin_HEXAGON_V6_vnavgb, "v65,v66" },
2466  { Hexagon::BI__builtin_HEXAGON_V6_vnavgb_128B, "v65,v66" },
2467  { Hexagon::BI__builtin_HEXAGON_V6_vnavgh, "v60,v62,v65,v66" },
2468  { Hexagon::BI__builtin_HEXAGON_V6_vnavgh_128B, "v60,v62,v65,v66" },
2469  { Hexagon::BI__builtin_HEXAGON_V6_vnavgub, "v60,v62,v65,v66" },
2470  { Hexagon::BI__builtin_HEXAGON_V6_vnavgub_128B, "v60,v62,v65,v66" },
2471  { Hexagon::BI__builtin_HEXAGON_V6_vnavgw, "v60,v62,v65,v66" },
2472  { Hexagon::BI__builtin_HEXAGON_V6_vnavgw_128B, "v60,v62,v65,v66" },
2473  { Hexagon::BI__builtin_HEXAGON_V6_vnormamth, "v60,v62,v65,v66" },
2474  { Hexagon::BI__builtin_HEXAGON_V6_vnormamth_128B, "v60,v62,v65,v66" },
2475  { Hexagon::BI__builtin_HEXAGON_V6_vnormamtw, "v60,v62,v65,v66" },
2476  { Hexagon::BI__builtin_HEXAGON_V6_vnormamtw_128B, "v60,v62,v65,v66" },
2477  { Hexagon::BI__builtin_HEXAGON_V6_vnot, "v60,v62,v65,v66" },
2478  { Hexagon::BI__builtin_HEXAGON_V6_vnot_128B, "v60,v62,v65,v66" },
2479  { Hexagon::BI__builtin_HEXAGON_V6_vor, "v60,v62,v65,v66" },
2480  { Hexagon::BI__builtin_HEXAGON_V6_vor_128B, "v60,v62,v65,v66" },
2481  { Hexagon::BI__builtin_HEXAGON_V6_vpackeb, "v60,v62,v65,v66" },
2482  { Hexagon::BI__builtin_HEXAGON_V6_vpackeb_128B, "v60,v62,v65,v66" },
2483  { Hexagon::BI__builtin_HEXAGON_V6_vpackeh, "v60,v62,v65,v66" },
2484  { Hexagon::BI__builtin_HEXAGON_V6_vpackeh_128B, "v60,v62,v65,v66" },
2485  { Hexagon::BI__builtin_HEXAGON_V6_vpackhb_sat, "v60,v62,v65,v66" },
2486  { Hexagon::BI__builtin_HEXAGON_V6_vpackhb_sat_128B, "v60,v62,v65,v66" },
2487  { Hexagon::BI__builtin_HEXAGON_V6_vpackhub_sat, "v60,v62,v65,v66" },
2488  { Hexagon::BI__builtin_HEXAGON_V6_vpackhub_sat_128B, "v60,v62,v65,v66" },
2489  { Hexagon::BI__builtin_HEXAGON_V6_vpackob, "v60,v62,v65,v66" },
2490  { Hexagon::BI__builtin_HEXAGON_V6_vpackob_128B, "v60,v62,v65,v66" },
2491  { Hexagon::BI__builtin_HEXAGON_V6_vpackoh, "v60,v62,v65,v66" },
2492  { Hexagon::BI__builtin_HEXAGON_V6_vpackoh_128B, "v60,v62,v65,v66" },
2493  { Hexagon::BI__builtin_HEXAGON_V6_vpackwh_sat, "v60,v62,v65,v66" },
2494  { Hexagon::BI__builtin_HEXAGON_V6_vpackwh_sat_128B, "v60,v62,v65,v66" },
2495  { Hexagon::BI__builtin_HEXAGON_V6_vpackwuh_sat, "v60,v62,v65,v66" },
2496  { Hexagon::BI__builtin_HEXAGON_V6_vpackwuh_sat_128B, "v60,v62,v65,v66" },
2497  { Hexagon::BI__builtin_HEXAGON_V6_vpopcounth, "v60,v62,v65,v66" },
2498  { Hexagon::BI__builtin_HEXAGON_V6_vpopcounth_128B, "v60,v62,v65,v66" },
2499  { Hexagon::BI__builtin_HEXAGON_V6_vprefixqb, "v65,v66" },
2500  { Hexagon::BI__builtin_HEXAGON_V6_vprefixqb_128B, "v65,v66" },
2501  { Hexagon::BI__builtin_HEXAGON_V6_vprefixqh, "v65,v66" },
2502  { Hexagon::BI__builtin_HEXAGON_V6_vprefixqh_128B, "v65,v66" },
2503  { Hexagon::BI__builtin_HEXAGON_V6_vprefixqw, "v65,v66" },
2504  { Hexagon::BI__builtin_HEXAGON_V6_vprefixqw_128B, "v65,v66" },
2505  { Hexagon::BI__builtin_HEXAGON_V6_vrdelta, "v60,v62,v65,v66" },
2506  { Hexagon::BI__builtin_HEXAGON_V6_vrdelta_128B, "v60,v62,v65,v66" },
2507  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybub_rtt, "v65" },
2508  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybub_rtt_128B, "v65" },
2509  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybub_rtt_acc, "v65" },
2510  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybub_rtt_acc_128B, "v65" },
2511  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybus, "v60,v62,v65,v66" },
2512  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybus_128B, "v60,v62,v65,v66" },
2513  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybus_acc, "v60,v62,v65,v66" },
2514  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybus_acc_128B, "v60,v62,v65,v66" },
2515  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi, "v60,v62,v65,v66" },
2516  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_128B, "v60,v62,v65,v66" },
2517  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_acc, "v60,v62,v65,v66" },
2518  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_acc_128B, "v60,v62,v65,v66" },
2519  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusv, "v60,v62,v65,v66" },
2520  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusv_128B, "v60,v62,v65,v66" },
2521  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusv_acc, "v60,v62,v65,v66" },
2522  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusv_acc_128B, "v60,v62,v65,v66" },
2523  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybv, "v60,v62,v65,v66" },
2524  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybv_128B, "v60,v62,v65,v66" },
2525  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybv_acc, "v60,v62,v65,v66" },
2526  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybv_acc_128B, "v60,v62,v65,v66" },
2527  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub, "v60,v62,v65,v66" },
2528  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_128B, "v60,v62,v65,v66" },
2529  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_acc, "v60,v62,v65,v66" },
2530  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_acc_128B, "v60,v62,v65,v66" },
2531  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi, "v60,v62,v65,v66" },
2532  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_128B, "v60,v62,v65,v66" },
2533  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_acc, "v60,v62,v65,v66" },
2534  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_acc_128B, "v60,v62,v65,v66" },
2535  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_rtt, "v65" },
2536  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_rtt_128B, "v65" },
2537  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_rtt_acc, "v65" },
2538  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_rtt_acc_128B, "v65" },
2539  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubv, "v60,v62,v65,v66" },
2540  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubv_128B, "v60,v62,v65,v66" },
2541  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubv_acc, "v60,v62,v65,v66" },
2542  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubv_acc_128B, "v60,v62,v65,v66" },
2543  { Hexagon::BI__builtin_HEXAGON_V6_vror, "v60,v62,v65,v66" },
2544  { Hexagon::BI__builtin_HEXAGON_V6_vror_128B, "v60,v62,v65,v66" },
2545  { Hexagon::BI__builtin_HEXAGON_V6_vrotr, "v66" },
2546  { Hexagon::BI__builtin_HEXAGON_V6_vrotr_128B, "v66" },
2547  { Hexagon::BI__builtin_HEXAGON_V6_vroundhb, "v60,v62,v65,v66" },
2548  { Hexagon::BI__builtin_HEXAGON_V6_vroundhb_128B, "v60,v62,v65,v66" },
2549  { Hexagon::BI__builtin_HEXAGON_V6_vroundhub, "v60,v62,v65,v66" },
2550  { Hexagon::BI__builtin_HEXAGON_V6_vroundhub_128B, "v60,v62,v65,v66" },
2551  { Hexagon::BI__builtin_HEXAGON_V6_vrounduhub, "v62,v65,v66" },
2552  { Hexagon::BI__builtin_HEXAGON_V6_vrounduhub_128B, "v62,v65,v66" },
2553  { Hexagon::BI__builtin_HEXAGON_V6_vrounduwuh, "v62,v65,v66" },
2554  { Hexagon::BI__builtin_HEXAGON_V6_vrounduwuh_128B, "v62,v65,v66" },
2555  { Hexagon::BI__builtin_HEXAGON_V6_vroundwh, "v60,v62,v65,v66" },
2556  { Hexagon::BI__builtin_HEXAGON_V6_vroundwh_128B, "v60,v62,v65,v66" },
2557  { Hexagon::BI__builtin_HEXAGON_V6_vroundwuh, "v60,v62,v65,v66" },
2558  { Hexagon::BI__builtin_HEXAGON_V6_vroundwuh_128B, "v60,v62,v65,v66" },
2559  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi, "v60,v62,v65,v66" },
2560  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_128B, "v60,v62,v65,v66" },
2561  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_acc, "v60,v62,v65,v66" },
2562  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_acc_128B, "v60,v62,v65,v66" },
2563  { Hexagon::BI__builtin_HEXAGON_V6_vsatdw, "v66" },
2564  { Hexagon::BI__builtin_HEXAGON_V6_vsatdw_128B, "v66" },
2565  { Hexagon::BI__builtin_HEXAGON_V6_vsathub, "v60,v62,v65,v66" },
2566  { Hexagon::BI__builtin_HEXAGON_V6_vsathub_128B, "v60,v62,v65,v66" },
2567  { Hexagon::BI__builtin_HEXAGON_V6_vsatuwuh, "v62,v65,v66" },
2568  { Hexagon::BI__builtin_HEXAGON_V6_vsatuwuh_128B, "v62,v65,v66" },
2569  { Hexagon::BI__builtin_HEXAGON_V6_vsatwh, "v60,v62,v65,v66" },
2570  { Hexagon::BI__builtin_HEXAGON_V6_vsatwh_128B, "v60,v62,v65,v66" },
2571  { Hexagon::BI__builtin_HEXAGON_V6_vsb, "v60,v62,v65,v66" },
2572  { Hexagon::BI__builtin_HEXAGON_V6_vsb_128B, "v60,v62,v65,v66" },
2573  { Hexagon::BI__builtin_HEXAGON_V6_vsh, "v60,v62,v65,v66" },
2574  { Hexagon::BI__builtin_HEXAGON_V6_vsh_128B, "v60,v62,v65,v66" },
2575  { Hexagon::BI__builtin_HEXAGON_V6_vshufeh, "v60,v62,v65,v66" },
2576  { Hexagon::BI__builtin_HEXAGON_V6_vshufeh_128B, "v60,v62,v65,v66" },
2577  { Hexagon::BI__builtin_HEXAGON_V6_vshuffb, "v60,v62,v65,v66" },
2578  { Hexagon::BI__builtin_HEXAGON_V6_vshuffb_128B, "v60,v62,v65,v66" },
2579  { Hexagon::BI__builtin_HEXAGON_V6_vshuffeb, "v60,v62,v65,v66" },
2580  { Hexagon::BI__builtin_HEXAGON_V6_vshuffeb_128B, "v60,v62,v65,v66" },
2581  { Hexagon::BI__builtin_HEXAGON_V6_vshuffh, "v60,v62,v65,v66" },
2582  { Hexagon::BI__builtin_HEXAGON_V6_vshuffh_128B, "v60,v62,v65,v66" },
2583  { Hexagon::BI__builtin_HEXAGON_V6_vshuffob, "v60,v62,v65,v66" },
2584  { Hexagon::BI__builtin_HEXAGON_V6_vshuffob_128B, "v60,v62,v65,v66" },
2585  { Hexagon::BI__builtin_HEXAGON_V6_vshuffvdd, "v60,v62,v65,v66" },
2586  { Hexagon::BI__builtin_HEXAGON_V6_vshuffvdd_128B, "v60,v62,v65,v66" },
2587  { Hexagon::BI__builtin_HEXAGON_V6_vshufoeb, "v60,v62,v65,v66" },
2588  { Hexagon::BI__builtin_HEXAGON_V6_vshufoeb_128B, "v60,v62,v65,v66" },
2589  { Hexagon::BI__builtin_HEXAGON_V6_vshufoeh, "v60,v62,v65,v66" },
2590  { Hexagon::BI__builtin_HEXAGON_V6_vshufoeh_128B, "v60,v62,v65,v66" },
2591  { Hexagon::BI__builtin_HEXAGON_V6_vshufoh, "v60,v62,v65,v66" },
2592  { Hexagon::BI__builtin_HEXAGON_V6_vshufoh_128B, "v60,v62,v65,v66" },
2593  { Hexagon::BI__builtin_HEXAGON_V6_vsubb, "v60,v62,v65,v66" },
2594  { Hexagon::BI__builtin_HEXAGON_V6_vsubb_128B, "v60,v62,v65,v66" },
2595  { Hexagon::BI__builtin_HEXAGON_V6_vsubb_dv, "v60,v62,v65,v66" },
2596  { Hexagon::BI__builtin_HEXAGON_V6_vsubb_dv_128B, "v60,v62,v65,v66" },
2597  { Hexagon::BI__builtin_HEXAGON_V6_vsubbsat, "v62,v65,v66" },
2598  { Hexagon::BI__builtin_HEXAGON_V6_vsubbsat_128B, "v62,v65,v66" },
2599  { Hexagon::BI__builtin_HEXAGON_V6_vsubbsat_dv, "v62,v65,v66" },
2600  { Hexagon::BI__builtin_HEXAGON_V6_vsubbsat_dv_128B, "v62,v65,v66" },
2601  { Hexagon::BI__builtin_HEXAGON_V6_vsubcarry, "v62,v65,v66" },
2602  { Hexagon::BI__builtin_HEXAGON_V6_vsubcarry_128B, "v62,v65,v66" },
2603  { Hexagon::BI__builtin_HEXAGON_V6_vsubh, "v60,v62,v65,v66" },
2604  { Hexagon::BI__builtin_HEXAGON_V6_vsubh_128B, "v60,v62,v65,v66" },
2605  { Hexagon::BI__builtin_HEXAGON_V6_vsubh_dv, "v60,v62,v65,v66" },
2606  { Hexagon::BI__builtin_HEXAGON_V6_vsubh_dv_128B, "v60,v62,v65,v66" },
2607  { Hexagon::BI__builtin_HEXAGON_V6_vsubhsat, "v60,v62,v65,v66" },
2608  { Hexagon::BI__builtin_HEXAGON_V6_vsubhsat_128B, "v60,v62,v65,v66" },
2609  { Hexagon::BI__builtin_HEXAGON_V6_vsubhsat_dv, "v60,v62,v65,v66" },
2610  { Hexagon::BI__builtin_HEXAGON_V6_vsubhsat_dv_128B, "v60,v62,v65,v66" },
2611  { Hexagon::BI__builtin_HEXAGON_V6_vsubhw, "v60,v62,v65,v66" },
2612  { Hexagon::BI__builtin_HEXAGON_V6_vsubhw_128B, "v60,v62,v65,v66" },
2613  { Hexagon::BI__builtin_HEXAGON_V6_vsububh, "v60,v62,v65,v66" },
2614  { Hexagon::BI__builtin_HEXAGON_V6_vsububh_128B, "v60,v62,v65,v66" },
2615  { Hexagon::BI__builtin_HEXAGON_V6_vsububsat, "v60,v62,v65,v66" },
2616  { Hexagon::BI__builtin_HEXAGON_V6_vsububsat_128B, "v60,v62,v65,v66" },
2617  { Hexagon::BI__builtin_HEXAGON_V6_vsububsat_dv, "v60,v62,v65,v66" },
2618  { Hexagon::BI__builtin_HEXAGON_V6_vsububsat_dv_128B, "v60,v62,v65,v66" },
2619  { Hexagon::BI__builtin_HEXAGON_V6_vsubububb_sat, "v62,v65,v66" },
2620  { Hexagon::BI__builtin_HEXAGON_V6_vsubububb_sat_128B, "v62,v65,v66" },
2621  { Hexagon::BI__builtin_HEXAGON_V6_vsubuhsat, "v60,v62,v65,v66" },
2622  { Hexagon::BI__builtin_HEXAGON_V6_vsubuhsat_128B, "v60,v62,v65,v66" },
2623  { Hexagon::BI__builtin_HEXAGON_V6_vsubuhsat_dv, "v60,v62,v65,v66" },
2624  { Hexagon::BI__builtin_HEXAGON_V6_vsubuhsat_dv_128B, "v60,v62,v65,v66" },
2625  { Hexagon::BI__builtin_HEXAGON_V6_vsubuhw, "v60,v62,v65,v66" },
2626  { Hexagon::BI__builtin_HEXAGON_V6_vsubuhw_128B, "v60,v62,v65,v66" },
2627  { Hexagon::BI__builtin_HEXAGON_V6_vsubuwsat, "v62,v65,v66" },
2628  { Hexagon::BI__builtin_HEXAGON_V6_vsubuwsat_128B, "v62,v65,v66" },
2629  { Hexagon::BI__builtin_HEXAGON_V6_vsubuwsat_dv, "v62,v65,v66" },
2630  { Hexagon::BI__builtin_HEXAGON_V6_vsubuwsat_dv_128B, "v62,v65,v66" },
2631  { Hexagon::BI__builtin_HEXAGON_V6_vsubw, "v60,v62,v65,v66" },
2632  { Hexagon::BI__builtin_HEXAGON_V6_vsubw_128B, "v60,v62,v65,v66" },
2633  { Hexagon::BI__builtin_HEXAGON_V6_vsubw_dv, "v60,v62,v65,v66" },
2634  { Hexagon::BI__builtin_HEXAGON_V6_vsubw_dv_128B, "v60,v62,v65,v66" },
2635  { Hexagon::BI__builtin_HEXAGON_V6_vsubwsat, "v60,v62,v65,v66" },
2636  { Hexagon::BI__builtin_HEXAGON_V6_vsubwsat_128B, "v60,v62,v65,v66" },
2637  { Hexagon::BI__builtin_HEXAGON_V6_vsubwsat_dv, "v60,v62,v65,v66" },
2638  { Hexagon::BI__builtin_HEXAGON_V6_vsubwsat_dv_128B, "v60,v62,v65,v66" },
2639  { Hexagon::BI__builtin_HEXAGON_V6_vswap, "v60,v62,v65,v66" },
2640  { Hexagon::BI__builtin_HEXAGON_V6_vswap_128B, "v60,v62,v65,v66" },
2641  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyb, "v60,v62,v65,v66" },
2642  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyb_128B, "v60,v62,v65,v66" },
2643  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyb_acc, "v60,v62,v65,v66" },
2644  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyb_acc_128B, "v60,v62,v65,v66" },
2645  { Hexagon::BI__builtin_HEXAGON_V6_vtmpybus, "v60,v62,v65,v66" },
2646  { Hexagon::BI__builtin_HEXAGON_V6_vtmpybus_128B, "v60,v62,v65,v66" },
2647  { Hexagon::BI__builtin_HEXAGON_V6_vtmpybus_acc, "v60,v62,v65,v66" },
2648  { Hexagon::BI__builtin_HEXAGON_V6_vtmpybus_acc_128B, "v60,v62,v65,v66" },
2649  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyhb, "v60,v62,v65,v66" },
2650  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyhb_128B, "v60,v62,v65,v66" },
2651  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyhb_acc, "v60,v62,v65,v66" },
2652  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyhb_acc_128B, "v60,v62,v65,v66" },
2653  { Hexagon::BI__builtin_HEXAGON_V6_vunpackb, "v60,v62,v65,v66" },
2654  { Hexagon::BI__builtin_HEXAGON_V6_vunpackb_128B, "v60,v62,v65,v66" },
2655  { Hexagon::BI__builtin_HEXAGON_V6_vunpackh, "v60,v62,v65,v66" },
2656  { Hexagon::BI__builtin_HEXAGON_V6_vunpackh_128B, "v60,v62,v65,v66" },
2657  { Hexagon::BI__builtin_HEXAGON_V6_vunpackob, "v60,v62,v65,v66" },
2658  { Hexagon::BI__builtin_HEXAGON_V6_vunpackob_128B, "v60,v62,v65,v66" },
2659  { Hexagon::BI__builtin_HEXAGON_V6_vunpackoh, "v60,v62,v65,v66" },
2660  { Hexagon::BI__builtin_HEXAGON_V6_vunpackoh_128B, "v60,v62,v65,v66" },
2661  { Hexagon::BI__builtin_HEXAGON_V6_vunpackub, "v60,v62,v65,v66" },
2662  { Hexagon::BI__builtin_HEXAGON_V6_vunpackub_128B, "v60,v62,v65,v66" },
2663  { Hexagon::BI__builtin_HEXAGON_V6_vunpackuh, "v60,v62,v65,v66" },
2664  { Hexagon::BI__builtin_HEXAGON_V6_vunpackuh_128B, "v60,v62,v65,v66" },
2665  { Hexagon::BI__builtin_HEXAGON_V6_vxor, "v60,v62,v65,v66" },
2666  { Hexagon::BI__builtin_HEXAGON_V6_vxor_128B, "v60,v62,v65,v66" },
2667  { Hexagon::BI__builtin_HEXAGON_V6_vzb, "v60,v62,v65,v66" },
2668  { Hexagon::BI__builtin_HEXAGON_V6_vzb_128B, "v60,v62,v65,v66" },
2669  { Hexagon::BI__builtin_HEXAGON_V6_vzh, "v60,v62,v65,v66" },
2670  { Hexagon::BI__builtin_HEXAGON_V6_vzh_128B, "v60,v62,v65,v66" },
2671  };
2672 
2673  // Sort the tables on first execution so we can binary search them.
2674  auto SortCmp = [](const BuiltinAndString &LHS, const BuiltinAndString &RHS) {
2675  return LHS.BuiltinID < RHS.BuiltinID;
2676  };
2677  static const bool SortOnce =
2678  (llvm::sort(ValidCPU, SortCmp),
2679  llvm::sort(ValidHVX, SortCmp), true);
2680  (void)SortOnce;
2681  auto LowerBoundCmp = [](const BuiltinAndString &BI, unsigned BuiltinID) {
2682  return BI.BuiltinID < BuiltinID;
2683  };
2684 
2685  const TargetInfo &TI = Context.getTargetInfo();
2686 
2687  const BuiltinAndString *FC =
2688  std::lower_bound(std::begin(ValidCPU), std::end(ValidCPU), BuiltinID,
2689  LowerBoundCmp);
2690  if (FC != std::end(ValidCPU) && FC->BuiltinID == BuiltinID) {
2691  const TargetOptions &Opts = TI.getTargetOpts();
2692  StringRef CPU = Opts.CPU;
2693  if (!CPU.empty()) {
2694  assert(CPU.startswith("hexagon") && "Unexpected CPU name");
2695  CPU.consume_front("hexagon");
2697  StringRef(FC->Str).split(CPUs, ',');
2698  if (llvm::none_of(CPUs, [CPU](StringRef S) { return S == CPU; }))
2699  return Diag(TheCall->getBeginLoc(),
2700  diag::err_hexagon_builtin_unsupported_cpu);
2701  }
2702  }
2703 
2704  const BuiltinAndString *FH =
2705  std::lower_bound(std::begin(ValidHVX), std::end(ValidHVX), BuiltinID,
2706  LowerBoundCmp);
2707  if (FH != std::end(ValidHVX) && FH->BuiltinID == BuiltinID) {
2708  if (!TI.hasFeature("hvx"))
2709  return Diag(TheCall->getBeginLoc(),
2710  diag::err_hexagon_builtin_requires_hvx);
2711 
2713  StringRef(FH->Str).split(HVXs, ',');
2714  bool IsValid = llvm::any_of(HVXs,
2715  [&TI] (StringRef V) {
2716  std::string F = "hvx" + V.str();
2717  return TI.hasFeature(F);
2718  });
2719  if (!IsValid)
2720  return Diag(TheCall->getBeginLoc(),
2721  diag::err_hexagon_builtin_unsupported_hvx);
2722  }
2723 
2724  return false;
2725 }
2726 
2727 bool Sema::CheckHexagonBuiltinArgument(unsigned BuiltinID, CallExpr *TheCall) {
2728  struct ArgInfo {
2729  uint8_t OpNum;
2730  bool IsSigned;
2731  uint8_t BitWidth;
2732  uint8_t Align;
2733  };
2734  struct BuiltinInfo {
2735  unsigned BuiltinID;
2736  ArgInfo Infos[2];
2737  };
2738 
2739  static BuiltinInfo Infos[] = {
2740  { Hexagon::BI__builtin_circ_ldd, {{ 3, true, 4, 3 }} },
2741  { Hexagon::BI__builtin_circ_ldw, {{ 3, true, 4, 2 }} },
2742  { Hexagon::BI__builtin_circ_ldh, {{ 3, true, 4, 1 }} },
2743  { Hexagon::BI__builtin_circ_lduh, {{ 3, true, 4, 0 }} },
2744  { Hexagon::BI__builtin_circ_ldb, {{ 3, true, 4, 0 }} },
2745  { Hexagon::BI__builtin_circ_ldub, {{ 3, true, 4, 0 }} },
2746  { Hexagon::BI__builtin_circ_std, {{ 3, true, 4, 3 }} },
2747  { Hexagon::BI__builtin_circ_stw, {{ 3, true, 4, 2 }} },
2748  { Hexagon::BI__builtin_circ_sth, {{ 3, true, 4, 1 }} },
2749  { Hexagon::BI__builtin_circ_sthhi, {{ 3, true, 4, 1 }} },
2750  { Hexagon::BI__builtin_circ_stb, {{ 3, true, 4, 0 }} },
2751 
2752  { Hexagon::BI__builtin_HEXAGON_L2_loadrub_pci, {{ 1, true, 4, 0 }} },
2753  { Hexagon::BI__builtin_HEXAGON_L2_loadrb_pci, {{ 1, true, 4, 0 }} },
2754  { Hexagon::BI__builtin_HEXAGON_L2_loadruh_pci, {{ 1, true, 4, 1 }} },
2755  { Hexagon::BI__builtin_HEXAGON_L2_loadrh_pci, {{ 1, true, 4, 1 }} },
2756  { Hexagon::BI__builtin_HEXAGON_L2_loadri_pci, {{ 1, true, 4, 2 }} },
2757  { Hexagon::BI__builtin_HEXAGON_L2_loadrd_pci, {{ 1, true, 4, 3 }} },
2758  { Hexagon::BI__builtin_HEXAGON_S2_storerb_pci, {{ 1, true, 4, 0 }} },
2759  { Hexagon::BI__builtin_HEXAGON_S2_storerh_pci, {{ 1, true, 4, 1 }} },
2760  { Hexagon::BI__builtin_HEXAGON_S2_storerf_pci, {{ 1, true, 4, 1 }} },
2761  { Hexagon::BI__builtin_HEXAGON_S2_storeri_pci, {{ 1, true, 4, 2 }} },
2762  { Hexagon::BI__builtin_HEXAGON_S2_storerd_pci, {{ 1, true, 4, 3 }} },
2763 
2764  { Hexagon::BI__builtin_HEXAGON_A2_combineii, {{ 1, true, 8, 0 }} },
2765  { Hexagon::BI__builtin_HEXAGON_A2_tfrih, {{ 1, false, 16, 0 }} },
2766  { Hexagon::BI__builtin_HEXAGON_A2_tfril, {{ 1, false, 16, 0 }} },
2767  { Hexagon::BI__builtin_HEXAGON_A2_tfrpi, {{ 0, true, 8, 0 }} },
2768  { Hexagon::BI__builtin_HEXAGON_A4_bitspliti, {{ 1, false, 5, 0 }} },
2769  { Hexagon::BI__builtin_HEXAGON_A4_cmpbeqi, {{ 1, false, 8, 0 }} },
2770  { Hexagon::BI__builtin_HEXAGON_A4_cmpbgti, {{ 1, true, 8, 0 }} },
2771  { Hexagon::BI__builtin_HEXAGON_A4_cround_ri, {{ 1, false, 5, 0 }} },
2772  { Hexagon::BI__builtin_HEXAGON_A4_round_ri, {{ 1, false, 5, 0 }} },
2773  { Hexagon::BI__builtin_HEXAGON_A4_round_ri_sat, {{ 1, false, 5, 0 }} },
2774  { Hexagon::BI__builtin_HEXAGON_A4_vcmpbeqi, {{ 1, false, 8, 0 }} },
2775  { Hexagon::BI__builtin_HEXAGON_A4_vcmpbgti, {{ 1, true, 8, 0 }} },
2776  { Hexagon::BI__builtin_HEXAGON_A4_vcmpbgtui, {{ 1, false, 7, 0 }} },
2777  { Hexagon::BI__builtin_HEXAGON_A4_vcmpheqi, {{ 1, true, 8, 0 }} },
2778  { Hexagon::BI__builtin_HEXAGON_A4_vcmphgti, {{ 1, true, 8, 0 }} },
2779  { Hexagon::BI__builtin_HEXAGON_A4_vcmphgtui, {{ 1, false, 7, 0 }} },
2780  { Hexagon::BI__builtin_HEXAGON_A4_vcmpweqi, {{ 1, true, 8, 0 }} },
2781  { Hexagon::BI__builtin_HEXAGON_A4_vcmpwgti, {{ 1, true, 8, 0 }} },
2782  { Hexagon::BI__builtin_HEXAGON_A4_vcmpwgtui, {{ 1, false, 7, 0 }} },
2783  { Hexagon::BI__builtin_HEXAGON_C2_bitsclri, {{ 1, false, 6, 0 }} },
2784  { Hexagon::BI__builtin_HEXAGON_C2_muxii, {{ 2, true, 8, 0 }} },
2785  { Hexagon::BI__builtin_HEXAGON_C4_nbitsclri, {{ 1, false, 6, 0 }} },
2786  { Hexagon::BI__builtin_HEXAGON_F2_dfclass, {{ 1, false, 5, 0 }} },
2787  { Hexagon::BI__builtin_HEXAGON_F2_dfimm_n, {{ 0, false, 10, 0 }} },
2788  { Hexagon::BI__builtin_HEXAGON_F2_dfimm_p, {{ 0, false, 10, 0 }} },
2789  { Hexagon::BI__builtin_HEXAGON_F2_sfclass, {{ 1, false, 5, 0 }} },
2790  { Hexagon::BI__builtin_HEXAGON_F2_sfimm_n, {{ 0, false, 10, 0 }} },
2791  { Hexagon::BI__builtin_HEXAGON_F2_sfimm_p, {{ 0, false, 10, 0 }} },
2792  { Hexagon::BI__builtin_HEXAGON_M4_mpyri_addi, {{ 2, false, 6, 0 }} },
2793  { Hexagon::BI__builtin_HEXAGON_M4_mpyri_addr_u2, {{ 1, false, 6, 2 }} },
2794  { Hexagon::BI__builtin_HEXAGON_S2_addasl_rrri, {{ 2, false, 3, 0 }} },
2795  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_acc, {{ 2, false, 6, 0 }} },
2796  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_and, {{ 2, false, 6, 0 }} },
2797  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p, {{ 1, false, 6, 0 }} },
2798  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_nac, {{ 2, false, 6, 0 }} },
2799  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_or, {{ 2, false, 6, 0 }} },
2800  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_xacc, {{ 2, false, 6, 0 }} },
2801  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_acc, {{ 2, false, 5, 0 }} },
2802  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_and, {{ 2, false, 5, 0 }} },
2803  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r, {{ 1, false, 5, 0 }} },
2804  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_nac, {{ 2, false, 5, 0 }} },
2805  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_or, {{ 2, false, 5, 0 }} },
2806  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_sat, {{ 1, false, 5, 0 }} },
2807  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_xacc, {{ 2, false, 5, 0 }} },
2808  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_vh, {{ 1, false, 4, 0 }} },
2809  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_vw, {{ 1, false, 5, 0 }} },
2810  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_acc, {{ 2, false, 6, 0 }} },
2811  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_and, {{ 2, false, 6, 0 }} },
2812  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p, {{ 1, false, 6, 0 }} },
2813  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_nac, {{ 2, false, 6, 0 }} },
2814  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_or, {{ 2, false, 6, 0 }} },
2815  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_rnd_goodsyntax,
2816  {{ 1, false, 6, 0 }} },
2817  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_rnd, {{ 1, false, 6, 0 }} },
2818  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_acc, {{ 2, false, 5, 0 }} },
2819  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_and, {{ 2, false, 5, 0 }} },
2820  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r, {{ 1, false, 5, 0 }} },
2821  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_nac, {{ 2, false, 5, 0 }} },
2822  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_or, {{ 2, false, 5, 0 }} },
2823  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_rnd_goodsyntax,
2824  {{ 1, false, 5, 0 }} },
2825  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_rnd, {{ 1, false, 5, 0 }} },
2826  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_svw_trun, {{ 1, false, 5, 0 }} },
2827  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_vh, {{ 1, false, 4, 0 }} },
2828  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_vw, {{ 1, false, 5, 0 }} },
2829  { Hexagon::BI__builtin_HEXAGON_S2_clrbit_i, {{ 1, false, 5, 0 }} },
2830  { Hexagon::BI__builtin_HEXAGON_S2_extractu, {{ 1, false, 5, 0 },
2831  { 2, false, 5, 0 }} },
2832  { Hexagon::BI__builtin_HEXAGON_S2_extractup, {{ 1, false, 6, 0 },
2833  { 2, false, 6, 0 }} },
2834  { Hexagon::BI__builtin_HEXAGON_S2_insert, {{ 2, false, 5, 0 },
2835  { 3, false, 5, 0 }} },
2836  { Hexagon::BI__builtin_HEXAGON_S2_insertp, {{ 2, false, 6, 0 },
2837  { 3, false, 6, 0 }} },
2838  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_acc, {{ 2, false, 6, 0 }} },
2839  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_and, {{ 2, false, 6, 0 }} },
2840  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p, {{ 1, false, 6, 0 }} },
2841  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_nac, {{ 2, false, 6, 0 }} },
2842  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_or, {{ 2, false, 6, 0 }} },
2843  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_xacc, {{ 2, false, 6, 0 }} },
2844  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_acc, {{ 2, false, 5, 0 }} },
2845  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_and, {{ 2, false, 5, 0 }} },
2846  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r, {{ 1, false, 5, 0 }} },
2847  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_nac, {{ 2, false, 5, 0 }} },
2848  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_or, {{ 2, false, 5, 0 }} },
2849  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_xacc, {{ 2, false, 5, 0 }} },
2850  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_vh, {{ 1, false, 4, 0 }} },
2851  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_vw, {{ 1, false, 5, 0 }} },
2852  { Hexagon::BI__builtin_HEXAGON_S2_setbit_i, {{ 1, false, 5, 0 }} },
2853  { Hexagon::BI__builtin_HEXAGON_S2_tableidxb_goodsyntax,
2854  {{ 2, false, 4, 0 },
2855  { 3, false, 5, 0 }} },
2856  { Hexagon::BI__builtin_HEXAGON_S2_tableidxd_goodsyntax,
2857  {{ 2, false, 4, 0 },
2858  { 3, false, 5, 0 }} },
2859  { Hexagon::BI__builtin_HEXAGON_S2_tableidxh_goodsyntax,
2860  {{ 2, false, 4, 0 },
2861  { 3, false, 5, 0 }} },
2862  { Hexagon::BI__builtin_HEXAGON_S2_tableidxw_goodsyntax,
2863  {{ 2, false, 4, 0 },
2864  { 3, false, 5, 0 }} },
2865  { Hexagon::BI__builtin_HEXAGON_S2_togglebit_i, {{ 1, false, 5, 0 }} },
2866  { Hexagon::BI__builtin_HEXAGON_S2_tstbit_i, {{ 1, false, 5, 0 }} },
2867  { Hexagon::BI__builtin_HEXAGON_S2_valignib, {{ 2, false, 3, 0 }} },
2868  { Hexagon::BI__builtin_HEXAGON_S2_vspliceib, {{ 2, false, 3, 0 }} },
2869  { Hexagon::BI__builtin_HEXAGON_S4_addi_asl_ri, {{ 2, false, 5, 0 }} },
2870  { Hexagon::BI__builtin_HEXAGON_S4_addi_lsr_ri, {{ 2, false, 5, 0 }} },
2871  { Hexagon::BI__builtin_HEXAGON_S4_andi_asl_ri, {{ 2, false, 5, 0 }} },
2872  { Hexagon::BI__builtin_HEXAGON_S4_andi_lsr_ri, {{ 2, false, 5, 0 }} },
2873  { Hexagon::BI__builtin_HEXAGON_S4_clbaddi, {{ 1, true , 6, 0 }} },
2874  { Hexagon::BI__builtin_HEXAGON_S4_clbpaddi, {{ 1, true, 6, 0 }} },
2875  { Hexagon::BI__builtin_HEXAGON_S4_extract, {{ 1, false, 5, 0 },
2876  { 2, false, 5, 0 }} },
2877  { Hexagon::BI__builtin_HEXAGON_S4_extractp, {{ 1, false, 6, 0 },
2878  { 2, false, 6, 0 }} },
2879  { Hexagon::BI__builtin_HEXAGON_S4_lsli, {{ 0, true, 6, 0 }} },
2880  { Hexagon::BI__builtin_HEXAGON_S4_ntstbit_i, {{ 1, false, 5, 0 }} },
2881  { Hexagon::BI__builtin_HEXAGON_S4_ori_asl_ri, {{ 2, false, 5, 0 }} },
2882  { Hexagon::BI__builtin_HEXAGON_S4_ori_lsr_ri, {{ 2, false, 5, 0 }} },
2883  { Hexagon::BI__builtin_HEXAGON_S4_subi_asl_ri, {{ 2, false, 5, 0 }} },
2884  { Hexagon::BI__builtin_HEXAGON_S4_subi_lsr_ri, {{ 2, false, 5, 0 }} },
2885  { Hexagon::BI__builtin_HEXAGON_S4_vrcrotate_acc, {{ 3, false, 2, 0 }} },
2886  { Hexagon::BI__builtin_HEXAGON_S4_vrcrotate, {{ 2, false, 2, 0 }} },
2887  { Hexagon::BI__builtin_HEXAGON_S5_asrhub_rnd_sat_goodsyntax,
2888  {{ 1, false, 4, 0 }} },
2889  { Hexagon::BI__builtin_HEXAGON_S5_asrhub_sat, {{ 1, false, 4, 0 }} },
2890  { Hexagon::BI__builtin_HEXAGON_S5_vasrhrnd_goodsyntax,
2891  {{ 1, false, 4, 0 }} },
2892  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p, {{ 1, false, 6, 0 }} },
2893  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_acc, {{ 2, false, 6, 0 }} },
2894  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_and, {{ 2, false, 6, 0 }} },
2895  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_nac, {{ 2, false, 6, 0 }} },
2896  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_or, {{ 2, false, 6, 0 }} },
2897  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_xacc, {{ 2, false, 6, 0 }} },
2898  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r, {{ 1, false, 5, 0 }} },
2899  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_acc, {{ 2, false, 5, 0 }} },
2900  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_and, {{ 2, false, 5, 0 }} },
2901  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_nac, {{ 2, false, 5, 0 }} },
2902  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_or, {{ 2, false, 5, 0 }} },
2903  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_xacc, {{ 2, false, 5, 0 }} },
2904  { Hexagon::BI__builtin_HEXAGON_V6_valignbi, {{ 2, false, 3, 0 }} },
2905  { Hexagon::BI__builtin_HEXAGON_V6_valignbi_128B, {{ 2, false, 3, 0 }} },
2906  { Hexagon::BI__builtin_HEXAGON_V6_vlalignbi, {{ 2, false, 3, 0 }} },
2907  { Hexagon::BI__builtin_HEXAGON_V6_vlalignbi_128B, {{ 2, false, 3, 0 }} },
2908  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi, {{ 2, false, 1, 0 }} },
2909  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_128B, {{ 2, false, 1, 0 }} },
2910  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_acc, {{ 3, false, 1, 0 }} },
2911  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_acc_128B,
2912  {{ 3, false, 1, 0 }} },
2913  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi, {{ 2, false, 1, 0 }} },
2914  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_128B, {{ 2, false, 1, 0 }} },
2915  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_acc, {{ 3, false, 1, 0 }} },
2916  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_acc_128B,
2917  {{ 3, false, 1, 0 }} },
2918  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi, {{ 2, false, 1, 0 }} },
2919  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_128B, {{ 2, false, 1, 0 }} },
2920  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_acc, {{ 3, false, 1, 0 }} },
2921  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_acc_128B,
2922  {{ 3, false, 1, 0 }} },
2923  };
2924 
2925  // Use a dynamically initialized static to sort the table exactly once on
2926  // first run.
2927  static const bool SortOnce =
2928  (llvm::sort(Infos,
2929  [](const BuiltinInfo &LHS, const BuiltinInfo &RHS) {
2930  return LHS.BuiltinID < RHS.BuiltinID;
2931  }),
2932  true);
2933  (void)SortOnce;
2934 
2935  const BuiltinInfo *F =
2936  std::lower_bound(std::begin(Infos), std::end(Infos), BuiltinID,
2937  [](const BuiltinInfo &BI, unsigned BuiltinID) {
2938  return BI.BuiltinID < BuiltinID;
2939  });
2940  if (F == std::end(Infos) || F->BuiltinID != BuiltinID)
2941  return false;
2942 
2943  bool Error = false;
2944 
2945  for (const ArgInfo &A : F->Infos) {
2946  // Ignore empty ArgInfo elements.
2947  if (A.BitWidth == 0)
2948  continue;
2949 
2950  int32_t Min = A.IsSigned ? -(1 << (A.BitWidth - 1)) : 0;
2951  int32_t Max = (1 << (A.IsSigned ? A.BitWidth - 1 : A.BitWidth)) - 1;
2952  if (!A.Align) {
2953  Error |= SemaBuiltinConstantArgRange(TheCall, A.OpNum, Min, Max);
2954  } else {
2955  unsigned M = 1 << A.Align;
2956  Min *= M;
2957  Max *= M;
2958  Error |= SemaBuiltinConstantArgRange(TheCall, A.OpNum, Min, Max) |
2959  SemaBuiltinConstantArgMultiple(TheCall, A.OpNum, M);
2960  }
2961  }
2962  return Error;
2963 }
2964 
2965 bool Sema::CheckHexagonBuiltinFunctionCall(unsigned BuiltinID,
2966  CallExpr *TheCall) {
2967  return CheckHexagonBuiltinCpu(BuiltinID, TheCall) ||
2968  CheckHexagonBuiltinArgument(BuiltinID, TheCall);
2969 }
2970 
2971 
2972 // CheckMipsBuiltinFunctionCall - Checks the constant value passed to the
2973 // intrinsic is correct. The switch statement is ordered by DSP, MSA. The
2974 // ordering for DSP is unspecified. MSA is ordered by the data format used
2975 // by the underlying instruction i.e., df/m, df/n and then by size.
2976 //
2977 // FIXME: The size tests here should instead be tablegen'd along with the
2978 // definitions from include/clang/Basic/BuiltinsMips.def.
2979 // FIXME: GCC is strict on signedness for some of these intrinsics, we should
2980 // be too.
2981 bool Sema::CheckMipsBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall) {
2982  unsigned i = 0, l = 0, u = 0, m = 0;
2983  switch (BuiltinID) {
2984  default: return false;
2985  case Mips::BI__builtin_mips_wrdsp: i = 1; l = 0; u = 63; break;
2986  case Mips::BI__builtin_mips_rddsp: i = 0; l = 0; u = 63; break;
2987  case Mips::BI__builtin_mips_append: i = 2; l = 0; u = 31; break;
2988  case Mips::BI__builtin_mips_balign: i = 2; l = 0; u = 3; break;
2989  case Mips::BI__builtin_mips_precr_sra_ph_w: i = 2; l = 0; u = 31; break;
2990  case Mips::BI__builtin_mips_precr_sra_r_ph_w: i = 2; l = 0; u = 31; break;
2991  case Mips::BI__builtin_mips_prepend: i = 2; l = 0; u = 31; break;
2992  // MSA intrinsics. Instructions (which the intrinsics maps to) which use the
2993  // df/m field.
2994  // These intrinsics take an unsigned 3 bit immediate.
2995  case Mips::BI__builtin_msa_bclri_b:
2996  case Mips::BI__builtin_msa_bnegi_b:
2997  case Mips::BI__builtin_msa_bseti_b:
2998  case Mips::BI__builtin_msa_sat_s_b:
2999  case Mips::BI__builtin_msa_sat_u_b:
3000  case Mips::BI__builtin_msa_slli_b:
3001  case Mips::BI__builtin_msa_srai_b:
3002  case Mips::BI__builtin_msa_srari_b:
3003  case Mips::BI__builtin_msa_srli_b:
3004  case Mips::BI__builtin_msa_srlri_b: i = 1; l = 0; u = 7; break;
3005  case Mips::BI__builtin_msa_binsli_b:
3006  case Mips::BI__builtin_msa_binsri_b: i = 2; l = 0; u = 7; break;
3007  // These intrinsics take an unsigned 4 bit immediate.
3008  case Mips::BI__builtin_msa_bclri_h:
3009  case Mips::BI__builtin_msa_bnegi_h:
3010  case Mips::BI__builtin_msa_bseti_h:
3011  case Mips::BI__builtin_msa_sat_s_h:
3012  case Mips::BI__builtin_msa_sat_u_h:
3013  case Mips::BI__builtin_msa_slli_h:
3014  case Mips::BI__builtin_msa_srai_h:
3015  case Mips::BI__builtin_msa_srari_h:
3016  case Mips::BI__builtin_msa_srli_h:
3017  case Mips::BI__builtin_msa_srlri_h: i = 1; l = 0; u = 15; break;
3018  case Mips::BI__builtin_msa_binsli_h:
3019  case Mips::BI__builtin_msa_binsri_h: i = 2; l = 0; u = 15; break;
3020  // These intrinsics take an unsigned 5 bit immediate.
3021  // The first block of intrinsics actually have an unsigned 5 bit field,
3022  // not a df/n field.
3023  case Mips::BI__builtin_msa_clei_u_b:
3024  case Mips::BI__builtin_msa_clei_u_h:
3025  case Mips::BI__builtin_msa_clei_u_w:
3026  case Mips::BI__builtin_msa_clei_u_d:
3027  case Mips::BI__builtin_msa_clti_u_b:
3028  case Mips::BI__builtin_msa_clti_u_h:
3029  case Mips::BI__builtin_msa_clti_u_w:
3030  case Mips::BI__builtin_msa_clti_u_d:
3031  case Mips::BI__builtin_msa_maxi_u_b:
3032  case Mips::BI__builtin_msa_maxi_u_h:
3033  case Mips::BI__builtin_msa_maxi_u_w:
3034  case Mips::BI__builtin_msa_maxi_u_d:
3035  case Mips::BI__builtin_msa_mini_u_b:
3036  case Mips::BI__builtin_msa_mini_u_h:
3037  case Mips::BI__builtin_msa_mini_u_w:
3038  case Mips::BI__builtin_msa_mini_u_d:
3039  case Mips::BI__builtin_msa_addvi_b:
3040  case Mips::BI__builtin_msa_addvi_h:
3041  case Mips::BI__builtin_msa_addvi_w:
3042  case Mips::BI__builtin_msa_addvi_d:
3043  case Mips::BI__builtin_msa_bclri_w:
3044  case Mips::BI__builtin_msa_bnegi_w:
3045  case Mips::BI__builtin_msa_bseti_w:
3046  case Mips::BI__builtin_msa_sat_s_w:
3047  case Mips::BI__builtin_msa_sat_u_w:
3048  case Mips::BI__builtin_msa_slli_w:
3049  case Mips::BI__builtin_msa_srai_w:
3050  case Mips::BI__builtin_msa_srari_w:
3051  case Mips::BI__builtin_msa_srli_w:
3052  case Mips::BI__builtin_msa_srlri_w:
3053  case Mips::BI__builtin_msa_subvi_b:
3054  case Mips::BI__builtin_msa_subvi_h:
3055  case Mips::BI__builtin_msa_subvi_w:
3056  case Mips::BI__builtin_msa_subvi_d: i = 1; l = 0; u = 31; break;
3057  case Mips::BI__builtin_msa_binsli_w:
3058  case Mips::BI__builtin_msa_binsri_w: i = 2; l = 0; u = 31; break;
3059  // These intrinsics take an unsigned 6 bit immediate.
3060  case Mips::BI__builtin_msa_bclri_d:
3061  case Mips::BI__builtin_msa_bnegi_d:
3062  case Mips::BI__builtin_msa_bseti_d:
3063  case Mips::BI__builtin_msa_sat_s_d:
3064  case Mips::BI__builtin_msa_sat_u_d:
3065  case Mips::BI__builtin_msa_slli_d:
3066  case Mips::BI__builtin_msa_srai_d:
3067  case Mips::BI__builtin_msa_srari_d:
3068  case Mips::BI__builtin_msa_srli_d:
3069  case Mips::BI__builtin_msa_srlri_d: i = 1; l = 0; u = 63; break;
3070  case Mips::BI__builtin_msa_binsli_d:
3071  case Mips::BI__builtin_msa_binsri_d: i = 2; l = 0; u = 63; break;
3072  // These intrinsics take a signed 5 bit immediate.
3073  case Mips::BI__builtin_msa_ceqi_b:
3074  case Mips::BI__builtin_msa_ceqi_h:
3075  case Mips::BI__builtin_msa_ceqi_w:
3076  case Mips::BI__builtin_msa_ceqi_d:
3077  case Mips::BI__builtin_msa_clti_s_b:
3078  case Mips::BI__builtin_msa_clti_s_h:
3079  case Mips::BI__builtin_msa_clti_s_w:
3080  case Mips::BI__builtin_msa_clti_s_d:
3081  case Mips::BI__builtin_msa_clei_s_b:
3082  case Mips::BI__builtin_msa_clei_s_h:
3083  case Mips::BI__builtin_msa_clei_s_w:
3084  case Mips::BI__builtin_msa_clei_s_d:
3085  case Mips::BI__builtin_msa_maxi_s_b:
3086  case Mips::BI__builtin_msa_maxi_s_h:
3087  case Mips::BI__builtin_msa_maxi_s_w:
3088  case Mips::BI__builtin_msa_maxi_s_d:
3089  case Mips::BI__builtin_msa_mini_s_b:
3090  case Mips::BI__builtin_msa_mini_s_h:
3091  case Mips::BI__builtin_msa_mini_s_w:
3092  case Mips::BI__builtin_msa_mini_s_d: i = 1; l = -16; u = 15; break;
3093  // These intrinsics take an unsigned 8 bit immediate.
3094  case Mips::BI__builtin_msa_andi_b:
3095  case Mips::BI__builtin_msa_nori_b:
3096  case Mips::BI__builtin_msa_ori_b:
3097  case Mips::BI__builtin_msa_shf_b:
3098  case Mips::BI__builtin_msa_shf_h:
3099  case Mips::BI__builtin_msa_shf_w:
3100  case Mips::BI__builtin_msa_xori_b: i = 1; l = 0; u = 255; break;
3101  case Mips::BI__builtin_msa_bseli_b:
3102  case Mips::BI__builtin_msa_bmnzi_b:
3103  case Mips::BI__builtin_msa_bmzi_b: i = 2; l = 0; u = 255; break;
3104  // df/n format
3105  // These intrinsics take an unsigned 4 bit immediate.
3106  case Mips::BI__builtin_msa_copy_s_b:
3107  case Mips::BI__builtin_msa_copy_u_b:
3108  case Mips::BI__builtin_msa_insve_b:
3109  case Mips::BI__builtin_msa_splati_b: i = 1; l = 0; u = 15; break;
3110  case Mips::BI__builtin_msa_sldi_b: i = 2; l = 0; u = 15; break;
3111  // These intrinsics take an unsigned 3 bit immediate.
3112  case Mips::BI__builtin_msa_copy_s_h:
3113  case Mips::BI__builtin_msa_copy_u_h:
3114  case Mips::BI__builtin_msa_insve_h:
3115  case Mips::BI__builtin_msa_splati_h: i = 1; l = 0; u = 7; break;
3116  case Mips::BI__builtin_msa_sldi_h: i = 2; l = 0; u = 7; break;
3117  // These intrinsics take an unsigned 2 bit immediate.
3118  case Mips::BI__builtin_msa_copy_s_w:
3119  case Mips::BI__builtin_msa_copy_u_w:
3120  case Mips::BI__builtin_msa_insve_w:
3121  case Mips::BI__builtin_msa_splati_w: i = 1; l = 0; u = 3; break;
3122  case Mips::BI__builtin_msa_sldi_w: i = 2; l = 0; u = 3; break;
3123  // These intrinsics take an unsigned 1 bit immediate.
3124  case Mips::BI__builtin_msa_copy_s_d:
3125  case Mips::BI__builtin_msa_copy_u_d:
3126  case Mips::BI__builtin_msa_insve_d:
3127  case Mips::BI__builtin_msa_splati_d: i = 1; l = 0; u = 1; break;
3128  case Mips::BI__builtin_msa_sldi_d: i = 2; l = 0; u = 1; break;
3129  // Memory offsets and immediate loads.
3130  // These intrinsics take a signed 10 bit immediate.
3131  case Mips::BI__builtin_msa_ldi_b: i = 0; l = -128; u = 255; break;
3132  case Mips::BI__builtin_msa_ldi_h:
3133  case Mips::BI__builtin_msa_ldi_w:
3134  case Mips::BI__builtin_msa_ldi_d: i = 0; l = -512; u = 511; break;
3135  case Mips::BI__builtin_msa_ld_b: i = 1; l = -512; u = 511; m = 1; break;
3136  case Mips::BI__builtin_msa_ld_h: i = 1; l = -1024; u = 1022; m = 2; break;
3137  case Mips::BI__builtin_msa_ld_w: i = 1; l = -2048; u = 2044; m = 4; break;
3138  case Mips::BI__builtin_msa_ld_d: i = 1; l = -4096; u = 4088; m = 8; break;
3139  case Mips::BI__builtin_msa_st_b: i = 2; l = -512; u = 511; m = 1; break;
3140  case Mips::BI__builtin_msa_st_h: i = 2; l = -1024; u = 1022; m = 2; break;
3141  case Mips::BI__builtin_msa_st_w: i = 2; l = -2048; u = 2044; m = 4; break;
3142  case Mips::BI__builtin_msa_st_d: i = 2; l = -4096; u = 4088; m = 8; break;
3143  }
3144 
3145  if (!m)
3146  return SemaBuiltinConstantArgRange(TheCall, i, l, u);
3147 
3148  return SemaBuiltinConstantArgRange(TheCall, i, l, u) ||
3149  SemaBuiltinConstantArgMultiple(TheCall, i, m);
3150 }
3151 
3152 bool Sema::CheckPPCBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall) {
3153  unsigned i = 0, l = 0, u = 0;
3154  bool Is64BitBltin = BuiltinID == PPC::BI__builtin_divde ||
3155  BuiltinID == PPC::BI__builtin_divdeu ||
3156  BuiltinID == PPC::BI__builtin_bpermd;
3157  bool IsTarget64Bit = Context.getTargetInfo()
3158  .getTypeWidth(Context
3159  .getTargetInfo()
3160  .getIntPtrType()) == 64;
3161  bool IsBltinExtDiv = BuiltinID == PPC::BI__builtin_divwe ||
3162  BuiltinID == PPC::BI__builtin_divweu ||
3163  BuiltinID == PPC::BI__builtin_divde ||
3164  BuiltinID == PPC::BI__builtin_divdeu;
3165 
3166  if (Is64BitBltin && !IsTarget64Bit)
3167  return Diag(TheCall->getBeginLoc(), diag::err_64_bit_builtin_32_bit_tgt)
3168  << TheCall->getSourceRange();
3169 
3170  if ((IsBltinExtDiv && !Context.getTargetInfo().hasFeature("extdiv")) ||
3171  (BuiltinID == PPC::BI__builtin_bpermd &&
3172  !Context.getTargetInfo().hasFeature("bpermd")))
3173  return Diag(TheCall->getBeginLoc(), diag::err_ppc_builtin_only_on_pwr7)
3174  << TheCall->getSourceRange();
3175 
3176  auto SemaVSXCheck = [&](CallExpr *TheCall) -> bool {
3177  if (!Context.getTargetInfo().hasFeature("vsx"))
3178  return Diag(TheCall->getBeginLoc(), diag::err_ppc_builtin_only_on_pwr7)
3179  << TheCall->getSourceRange();
3180  return false;
3181  };
3182 
3183  switch (BuiltinID) {
3184  default: return false;
3185  case PPC::BI__builtin_altivec_crypto_vshasigmaw:
3186  case PPC::BI__builtin_altivec_crypto_vshasigmad:
3187  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 1) ||
3188  SemaBuiltinConstantArgRange(TheCall, 2, 0, 15);
3189  case PPC::BI__builtin_tbegin:
3190  case PPC::BI__builtin_tend: i = 0; l = 0; u = 1; break;
3191  case PPC::BI__builtin_tsr: i = 0; l = 0; u = 7; break;
3192  case PPC::BI__builtin_tabortwc:
3193  case PPC::BI__builtin_tabortdc: i = 0; l = 0; u = 31; break;
3194  case PPC::BI__builtin_tabortwci:
3195  case PPC::BI__builtin_tabortdci:
3196  return SemaBuiltinConstantArgRange(TheCall, 0, 0, 31) ||
3197  SemaBuiltinConstantArgRange(TheCall, 2, 0, 31);
3198  case PPC::BI__builtin_vsx_xxpermdi:
3199  case PPC::BI__builtin_vsx_xxsldwi:
3200  return SemaBuiltinVSX(TheCall);
3201  case PPC::BI__builtin_unpack_vector_int128:
3202  return SemaVSXCheck(TheCall) ||
3203  SemaBuiltinConstantArgRange(TheCall, 1, 0, 1);
3204  case PPC::BI__builtin_pack_vector_int128:
3205  return SemaVSXCheck(TheCall);
3206  }
3207  return SemaBuiltinConstantArgRange(TheCall, i, l, u);
3208 }
3209 
3210 bool Sema::CheckSystemZBuiltinFunctionCall(unsigned BuiltinID,
3211  CallExpr *TheCall) {
3212  if (BuiltinID == SystemZ::BI__builtin_tabort) {
3213  Expr *Arg = TheCall->getArg(0);
3214  llvm::APSInt AbortCode(32);
3215  if (Arg->isIntegerConstantExpr(AbortCode, Context) &&
3216  AbortCode.getSExtValue() >= 0 && AbortCode.getSExtValue() < 256)
3217  return Diag(Arg->getBeginLoc(), diag::err_systemz_invalid_tabort_code)
3218  << Arg->getSourceRange();
3219  }
3220 
3221  // For intrinsics which take an immediate value as part of the instruction,
3222  // range check them here.
3223  unsigned i = 0, l = 0, u = 0;
3224  switch (BuiltinID) {
3225  default: return false;
3226  case SystemZ::BI__builtin_s390_lcbb: i = 1; l = 0; u = 15; break;
3227  case SystemZ::BI__builtin_s390_verimb:
3228  case SystemZ::BI__builtin_s390_verimh:
3229  case SystemZ::BI__builtin_s390_verimf:
3230  case SystemZ::BI__builtin_s390_verimg: i = 3; l = 0; u = 255; break;
3231  case SystemZ::BI__builtin_s390_vfaeb:
3232  case SystemZ::BI__builtin_s390_vfaeh:
3233  case SystemZ::BI__builtin_s390_vfaef:
3234  case SystemZ::BI__builtin_s390_vfaebs:
3235  case SystemZ::BI__builtin_s390_vfaehs:
3236  case SystemZ::BI__builtin_s390_vfaefs:
3237  case SystemZ::BI__builtin_s390_vfaezb:
3238  case SystemZ::BI__builtin_s390_vfaezh:
3239  case SystemZ::BI__builtin_s390_vfaezf:
3240  case SystemZ::BI__builtin_s390_vfaezbs:
3241  case SystemZ::BI__builtin_s390_vfaezhs:
3242  case SystemZ::BI__builtin_s390_vfaezfs: i = 2; l = 0; u = 15; break;
3243  case SystemZ::BI__builtin_s390_vfisb:
3244  case SystemZ::BI__builtin_s390_vfidb:
3245  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 15) ||
3246  SemaBuiltinConstantArgRange(TheCall, 2, 0, 15);
3247  case SystemZ::BI__builtin_s390_vftcisb:
3248  case SystemZ::BI__builtin_s390_vftcidb: i = 1; l = 0; u = 4095; break;
3249  case SystemZ::BI__builtin_s390_vlbb: i = 1; l = 0; u = 15; break;
3250  case SystemZ::BI__builtin_s390_vpdi: i = 2; l = 0; u = 15; break;
3251  case SystemZ::BI__builtin_s390_vsldb: i = 2; l = 0; u = 15; break;
3252  case SystemZ::BI__builtin_s390_vstrcb:
3253  case SystemZ::BI__builtin_s390_vstrch:
3254  case SystemZ::BI__builtin_s390_vstrcf:
3255  case SystemZ::BI__builtin_s390_vstrczb:
3256  case SystemZ::BI__builtin_s390_vstrczh:
3257  case SystemZ::BI__builtin_s390_vstrczf:
3258  case SystemZ::BI__builtin_s390_vstrcbs:
3259  case SystemZ::BI__builtin_s390_vstrchs:
3260  case SystemZ::BI__builtin_s390_vstrcfs:
3261  case SystemZ::BI__builtin_s390_vstrczbs:
3262  case SystemZ::BI__builtin_s390_vstrczhs:
3263  case SystemZ::BI__builtin_s390_vstrczfs: i = 3; l = 0; u = 15; break;
3264  case SystemZ::BI__builtin_s390_vmslg: i = 3; l = 0; u = 15; break;
3265  case SystemZ::BI__builtin_s390_vfminsb:
3266  case SystemZ::BI__builtin_s390_vfmaxsb:
3267  case SystemZ::BI__builtin_s390_vfmindb:
3268  case SystemZ::BI__builtin_s390_vfmaxdb: i = 2; l = 0; u = 15; break;
3269  }
3270  return SemaBuiltinConstantArgRange(TheCall, i, l, u);
3271 }
3272 
3273 /// SemaBuiltinCpuSupports - Handle __builtin_cpu_supports(char *).
3274 /// This checks that the target supports __builtin_cpu_supports and
3275 /// that the string argument is constant and valid.
3276 static bool SemaBuiltinCpuSupports(Sema &S, CallExpr *TheCall) {
3277  Expr *Arg = TheCall->getArg(0);
3278 
3279  // Check if the argument is a string literal.
3280  if (!isa<StringLiteral>(Arg->IgnoreParenImpCasts()))
3281  return S.Diag(TheCall->getBeginLoc(), diag::err_expr_not_string_literal)
3282  << Arg->getSourceRange();
3283 
3284  // Check the contents of the string.
3285  StringRef Feature =
3286  cast<StringLiteral>(Arg->IgnoreParenImpCasts())->getString();
3287  if (!S.Context.getTargetInfo().validateCpuSupports(Feature))
3288  return S.Diag(TheCall->getBeginLoc(), diag::err_invalid_cpu_supports)
3289  << Arg->getSourceRange();
3290  return false;
3291 }
3292 
3293 /// SemaBuiltinCpuIs - Handle __builtin_cpu_is(char *).
3294 /// This checks that the target supports __builtin_cpu_is and
3295 /// that the string argument is constant and valid.
3296 static bool SemaBuiltinCpuIs(Sema &S, CallExpr *TheCall) {
3297  Expr *Arg = TheCall->getArg(0);
3298 
3299  // Check if the argument is a string literal.
3300  if (!isa<StringLiteral>(Arg->IgnoreParenImpCasts()))
3301  return S.Diag(TheCall->getBeginLoc(), diag::err_expr_not_string_literal)
3302  << Arg->getSourceRange();
3303 
3304  // Check the contents of the string.
3305  StringRef Feature =
3306  cast<StringLiteral>(Arg->IgnoreParenImpCasts())->getString();
3307  if (!S.Context.getTargetInfo().validateCpuIs(Feature))
3308  return S.Diag(TheCall->getBeginLoc(), diag::err_invalid_cpu_is)
3309  << Arg->getSourceRange();
3310  return false;
3311 }
3312 
3313 // Check if the rounding mode is legal.
3314 bool Sema::CheckX86BuiltinRoundingOrSAE(unsigned BuiltinID, CallExpr *TheCall) {
3315  // Indicates if this instruction has rounding control or just SAE.
3316  bool HasRC = false;
3317 
3318  unsigned ArgNum = 0;
3319  switch (BuiltinID) {
3320  default:
3321  return false;
3322  case X86::BI__builtin_ia32_vcvttsd2si32:
3323  case X86::BI__builtin_ia32_vcvttsd2si64:
3324  case X86::BI__builtin_ia32_vcvttsd2usi32:
3325  case X86::BI__builtin_ia32_vcvttsd2usi64:
3326  case X86::BI__builtin_ia32_vcvttss2si32:
3327  case X86::BI__builtin_ia32_vcvttss2si64:
3328  case X86::BI__builtin_ia32_vcvttss2usi32:
3329  case X86::BI__builtin_ia32_vcvttss2usi64:
3330  ArgNum = 1;
3331  break;
3332  case X86::BI__builtin_ia32_maxpd512:
3333  case X86::BI__builtin_ia32_maxps512:
3334  case X86::BI__builtin_ia32_minpd512:
3335  case X86::BI__builtin_ia32_minps512:
3336  ArgNum = 2;
3337  break;
3338  case X86::BI__builtin_ia32_cvtps2pd512_mask:
3339  case X86::BI__builtin_ia32_cvttpd2dq512_mask:
3340  case X86::BI__builtin_ia32_cvttpd2qq512_mask:
3341  case X86::BI__builtin_ia32_cvttpd2udq512_mask:
3342  case X86::BI__builtin_ia32_cvttpd2uqq512_mask:
3343  case X86::BI__builtin_ia32_cvttps2dq512_mask:
3344  case X86::BI__builtin_ia32_cvttps2qq512_mask:
3345  case X86::BI__builtin_ia32_cvttps2udq512_mask:
3346  case X86::BI__builtin_ia32_cvttps2uqq512_mask:
3347  case X86::BI__builtin_ia32_exp2pd_mask:
3348  case X86::BI__builtin_ia32_exp2ps_mask:
3349  case X86::BI__builtin_ia32_getexppd512_mask:
3350  case X86::BI__builtin_ia32_getexpps512_mask:
3351  case X86::BI__builtin_ia32_rcp28pd_mask:
3352  case X86::BI__builtin_ia32_rcp28ps_mask:
3353  case X86::BI__builtin_ia32_rsqrt28pd_mask:
3354  case X86::BI__builtin_ia32_rsqrt28ps_mask:
3355  case X86::BI__builtin_ia32_vcomisd:
3356  case X86::BI__builtin_ia32_vcomiss:
3357  case X86::BI__builtin_ia32_vcvtph2ps512_mask:
3358  ArgNum = 3;
3359  break;
3360  case X86::BI__builtin_ia32_cmppd512_mask:
3361  case X86::BI__builtin_ia32_cmpps512_mask:
3362  case X86::BI__builtin_ia32_cmpsd_mask:
3363  case X86::BI__builtin_ia32_cmpss_mask:
3364  case X86::BI__builtin_ia32_cvtss2sd_round_mask:
3365  case X86::BI__builtin_ia32_getexpsd128_round_mask:
3366  case X86::BI__builtin_ia32_getexpss128_round_mask:
3367  case X86::BI__builtin_ia32_maxsd_round_mask:
3368  case X86::BI__builtin_ia32_maxss_round_mask:
3369  case X86::BI__builtin_ia32_minsd_round_mask:
3370  case X86::BI__builtin_ia32_minss_round_mask:
3371  case X86::BI__builtin_ia32_rcp28sd_round_mask:
3372  case X86::BI__builtin_ia32_rcp28ss_round_mask:
3373  case X86::BI__builtin_ia32_reducepd512_mask:
3374  case X86::BI__builtin_ia32_reduceps512_mask:
3375  case X86::BI__builtin_ia32_rndscalepd_mask:
3376  case X86::BI__builtin_ia32_rndscaleps_mask:
3377  case X86::BI__builtin_ia32_rsqrt28sd_round_mask:
3378  case X86::BI__builtin_ia32_rsqrt28ss_round_mask:
3379  ArgNum = 4;
3380  break;
3381  case X86::BI__builtin_ia32_fixupimmpd512_mask:
3382  case X86::BI__builtin_ia32_fixupimmpd512_maskz:
3383  case X86::BI__builtin_ia32_fixupimmps512_mask:
3384  case X86::BI__builtin_ia32_fixupimmps512_maskz:
3385  case X86::BI__builtin_ia32_fixupimmsd_mask:
3386  case X86::BI__builtin_ia32_fixupimmsd_maskz:
3387  case X86::BI__builtin_ia32_fixupimmss_mask:
3388  case X86::BI__builtin_ia32_fixupimmss_maskz:
3389  case X86::BI__builtin_ia32_rangepd512_mask:
3390  case X86::BI__builtin_ia32_rangeps512_mask:
3391  case X86::BI__builtin_ia32_rangesd128_round_mask:
3392  case X86::BI__builtin_ia32_rangess128_round_mask:
3393  case X86::BI__builtin_ia32_reducesd_mask:
3394  case X86::BI__builtin_ia32_reducess_mask:
3395  case X86::BI__builtin_ia32_rndscalesd_round_mask:
3396  case X86::BI__builtin_ia32_rndscaless_round_mask:
3397  ArgNum = 5;
3398  break;
3399  case X86::BI__builtin_ia32_vcvtsd2si64:
3400  case X86::BI__builtin_ia32_vcvtsd2si32:
3401  case X86::BI__builtin_ia32_vcvtsd2usi32:
3402  case X86::BI__builtin_ia32_vcvtsd2usi64:
3403  case X86::BI__builtin_ia32_vcvtss2si32:
3404  case X86::BI__builtin_ia32_vcvtss2si64:
3405  case X86::BI__builtin_ia32_vcvtss2usi32:
3406  case X86::BI__builtin_ia32_vcvtss2usi64:
3407  case X86::BI__builtin_ia32_sqrtpd512:
3408  case X86::BI__builtin_ia32_sqrtps512:
3409  ArgNum = 1;
3410  HasRC = true;
3411  break;
3412  case X86::BI__builtin_ia32_addpd512:
3413  case X86::BI__builtin_ia32_addps512:
3414  case X86::BI__builtin_ia32_divpd512:
3415  case X86::BI__builtin_ia32_divps512:
3416  case X86::BI__builtin_ia32_mulpd512:
3417  case X86::BI__builtin_ia32_mulps512:
3418  case X86::BI__builtin_ia32_subpd512:
3419  case X86::BI__builtin_ia32_subps512:
3420  case X86::BI__builtin_ia32_cvtsi2sd64:
3421  case X86::BI__builtin_ia32_cvtsi2ss32:
3422  case X86::BI__builtin_ia32_cvtsi2ss64:
3423  case X86::BI__builtin_ia32_cvtusi2sd64:
3424  case X86::BI__builtin_ia32_cvtusi2ss32:
3425  case X86::BI__builtin_ia32_cvtusi2ss64:
3426  ArgNum = 2;
3427  HasRC = true;
3428  break;
3429  case X86::BI__builtin_ia32_cvtdq2ps512_mask:
3430  case X86::BI__builtin_ia32_cvtudq2ps512_mask:
3431  case X86::BI__builtin_ia32_cvtpd2ps512_mask:
3432  case X86::BI__builtin_ia32_cvtpd2dq512_mask:
3433  case X86::BI__builtin_ia32_cvtpd2qq512_mask:
3434  case X86::BI__builtin_ia32_cvtpd2udq512_mask:
3435  case X86::BI__builtin_ia32_cvtpd2uqq512_mask:
3436  case X86::BI__builtin_ia32_cvtps2dq512_mask:
3437  case X86::BI__builtin_ia32_cvtps2qq512_mask:
3438  case X86::BI__builtin_ia32_cvtps2udq512_mask:
3439  case X86::BI__builtin_ia32_cvtps2uqq512_mask:
3440  case X86::BI__builtin_ia32_cvtqq2pd512_mask:
3441  case X86::BI__builtin_ia32_cvtqq2ps512_mask:
3442  case X86::BI__builtin_ia32_cvtuqq2pd512_mask:
3443  case X86::BI__builtin_ia32_cvtuqq2ps512_mask:
3444  ArgNum = 3;
3445  HasRC = true;
3446  break;
3447  case X86::BI__builtin_ia32_addss_round_mask:
3448  case X86::BI__builtin_ia32_addsd_round_mask:
3449  case X86::BI__builtin_ia32_divss_round_mask:
3450  case X86::BI__builtin_ia32_divsd_round_mask:
3451  case X86::BI__builtin_ia32_mulss_round_mask:
3452  case X86::BI__builtin_ia32_mulsd_round_mask:
3453  case X86::BI__builtin_ia32_subss_round_mask:
3454  case X86::BI__builtin_ia32_subsd_round_mask:
3455  case X86::BI__builtin_ia32_scalefpd512_mask:
3456  case X86::BI__builtin_ia32_scalefps512_mask:
3457  case X86::BI__builtin_ia32_scalefsd_round_mask:
3458  case X86::BI__builtin_ia32_scalefss_round_mask:
3459  case X86::BI__builtin_ia32_getmantpd512_mask:
3460  case X86::BI__builtin_ia32_getmantps512_mask:
3461  case X86::BI__builtin_ia32_cvtsd2ss_round_mask:
3462  case X86::BI__builtin_ia32_sqrtsd_round_mask:
3463  case X86::BI__builtin_ia32_sqrtss_round_mask:
3464  case X86::BI__builtin_ia32_vfmaddsd3_mask:
3465  case X86::BI__builtin_ia32_vfmaddsd3_maskz:
3466  case X86::BI__builtin_ia32_vfmaddsd3_mask3:
3467  case X86::BI__builtin_ia32_vfmaddss3_mask:
3468  case X86::BI__builtin_ia32_vfmaddss3_maskz:
3469  case X86::BI__builtin_ia32_vfmaddss3_mask3:
3470  case X86::BI__builtin_ia32_vfmaddpd512_mask:
3471  case X86::BI__builtin_ia32_vfmaddpd512_maskz:
3472  case X86::BI__builtin_ia32_vfmaddpd512_mask3:
3473  case X86::BI__builtin_ia32_vfmsubpd512_mask3:
3474  case X86::BI__builtin_ia32_vfmaddps512_mask:
3475  case X86::BI__builtin_ia32_vfmaddps512_maskz:
3476  case X86::BI__builtin_ia32_vfmaddps512_mask3:
3477  case X86::BI__builtin_ia32_vfmsubps512_mask3:
3478  case X86::BI__builtin_ia32_vfmaddsubpd512_mask:
3479  case X86::BI__builtin_ia32_vfmaddsubpd512_maskz:
3480  case X86::BI__builtin_ia32_vfmaddsubpd512_mask3:
3481  case X86::BI__builtin_ia32_vfmsubaddpd512_mask3:
3482  case X86::BI__builtin_ia32_vfmaddsubps512_mask:
3483  case X86::BI__builtin_ia32_vfmaddsubps512_maskz:
3484  case X86::BI__builtin_ia32_vfmaddsubps512_mask3:
3485  case X86::BI__builtin_ia32_vfmsubaddps512_mask3:
3486  ArgNum = 4;
3487  HasRC = true;
3488  break;
3489  case X86::BI__builtin_ia32_getmantsd_round_mask:
3490  case X86::BI__builtin_ia32_getmantss_round_mask:
3491  ArgNum = 5;
3492  HasRC = true;
3493  break;
3494  }
3495 
3496  llvm::APSInt Result;
3497 
3498  // We can't check the value of a dependent argument.
3499  Expr *Arg = TheCall->getArg(ArgNum);
3500  if (Arg->isTypeDependent() || Arg->isValueDependent())
3501  return false;
3502 
3503  // Check constant-ness first.
3504  if (SemaBuiltinConstantArg(TheCall, ArgNum, Result))
3505  return true;
3506 
3507  // Make sure rounding mode is either ROUND_CUR_DIRECTION or ROUND_NO_EXC bit
3508  // is set. If the intrinsic has rounding control(bits 1:0), make sure its only
3509  // combined with ROUND_NO_EXC.
3510  if (Result == 4/*ROUND_CUR_DIRECTION*/ ||
3511  Result == 8/*ROUND_NO_EXC*/ ||
3512  (HasRC && Result.getZExtValue() >= 8 && Result.getZExtValue() <= 11))
3513  return false;
3514 
3515  return Diag(TheCall->getBeginLoc(), diag::err_x86_builtin_invalid_rounding)
3516  << Arg->getSourceRange();
3517 }
3518 
3519 // Check if the gather/scatter scale is legal.
3520 bool Sema::CheckX86BuiltinGatherScatterScale(unsigned BuiltinID,
3521  CallExpr *TheCall) {
3522  unsigned ArgNum = 0;
3523  switch (BuiltinID) {
3524  default:
3525  return false;
3526  case X86::BI__builtin_ia32_gatherpfdpd:
3527  case X86::BI__builtin_ia32_gatherpfdps:
3528  case X86::BI__builtin_ia32_gatherpfqpd:
3529  case X86::BI__builtin_ia32_gatherpfqps:
3530  case X86::BI__builtin_ia32_scatterpfdpd:
3531  case X86::BI__builtin_ia32_scatterpfdps:
3532  case X86::BI__builtin_ia32_scatterpfqpd:
3533  case X86::BI__builtin_ia32_scatterpfqps:
3534  ArgNum = 3;
3535  break;
3536  case X86::BI__builtin_ia32_gatherd_pd:
3537  case X86::BI__builtin_ia32_gatherd_pd256:
3538  case X86::BI__builtin_ia32_gatherq_pd:
3539  case X86::BI__builtin_ia32_gatherq_pd256:
3540  case X86::BI__builtin_ia32_gatherd_ps:
3541  case X86::BI__builtin_ia32_gatherd_ps256:
3542  case X86::BI__builtin_ia32_gatherq_ps:
3543  case X86::BI__builtin_ia32_gatherq_ps256:
3544  case X86::BI__builtin_ia32_gatherd_q:
3545  case X86::BI__builtin_ia32_gatherd_q256:
3546  case X86::BI__builtin_ia32_gatherq_q:
3547  case X86::BI__builtin_ia32_gatherq_q256:
3548  case X86::BI__builtin_ia32_gatherd_d:
3549  case X86::BI__builtin_ia32_gatherd_d256:
3550  case X86::BI__builtin_ia32_gatherq_d:
3551  case X86::BI__builtin_ia32_gatherq_d256:
3552  case X86::BI__builtin_ia32_gather3div2df:
3553  case X86::BI__builtin_ia32_gather3div2di:
3554  case X86::BI__builtin_ia32_gather3div4df:
3555  case X86::BI__builtin_ia32_gather3div4di:
3556  case X86::BI__builtin_ia32_gather3div4sf:
3557  case X86::BI__builtin_ia32_gather3div4si:
3558  case X86::BI__builtin_ia32_gather3div8sf:
3559  case X86::BI__builtin_ia32_gather3div8si:
3560  case X86::BI__builtin_ia32_gather3siv2df:
3561  case X86::BI__builtin_ia32_gather3siv2di:
3562  case X86::BI__builtin_ia32_gather3siv4df:
3563  case X86::BI__builtin_ia32_gather3siv4di:
3564  case X86::BI__builtin_ia32_gather3siv4sf:
3565  case X86::BI__builtin_ia32_gather3siv4si:
3566  case X86::BI__builtin_ia32_gather3siv8sf:
3567  case X86::BI__builtin_ia32_gather3siv8si:
3568  case X86::BI__builtin_ia32_gathersiv8df:
3569  case X86::BI__builtin_ia32_gathersiv16sf:
3570  case X86::BI__builtin_ia32_gatherdiv8df:
3571  case X86::BI__builtin_ia32_gatherdiv16sf:
3572  case X86::BI__builtin_ia32_gathersiv8di:
3573  case X86::BI__builtin_ia32_gathersiv16si:
3574  case X86::BI__builtin_ia32_gatherdiv8di:
3575  case X86::BI__builtin_ia32_gatherdiv16si:
3576  case X86::BI__builtin_ia32_scatterdiv2df:
3577  case X86::BI__builtin_ia32_scatterdiv2di:
3578  case X86::BI__builtin_ia32_scatterdiv4df:
3579  case X86::BI__builtin_ia32_scatterdiv4di:
3580  case X86::BI__builtin_ia32_scatterdiv4sf:
3581  case X86::BI__builtin_ia32_scatterdiv4si:
3582  case X86::BI__builtin_ia32_scatterdiv8sf:
3583  case X86::BI__builtin_ia32_scatterdiv8si:
3584  case X86::BI__builtin_ia32_scattersiv2df:
3585  case X86::BI__builtin_ia32_scattersiv2di:
3586  case X86::BI__builtin_ia32_scattersiv4df:
3587  case X86::BI__builtin_ia32_scattersiv4di:
3588  case X86::BI__builtin_ia32_scattersiv4sf:
3589  case X86::BI__builtin_ia32_scattersiv4si:
3590  case X86::BI__builtin_ia32_scattersiv8sf:
3591  case X86::BI__builtin_ia32_scattersiv8si:
3592  case X86::BI__builtin_ia32_scattersiv8df:
3593  case X86::BI__builtin_ia32_scattersiv16sf:
3594  case X86::BI__builtin_ia32_scatterdiv8df:
3595  case X86::BI__builtin_ia32_scatterdiv16sf:
3596  case X86::BI__builtin_ia32_scattersiv8di:
3597  case X86::BI__builtin_ia32_scattersiv16si:
3598  case X86::BI__builtin_ia32_scatterdiv8di:
3599  case X86::BI__builtin_ia32_scatterdiv16si:
3600  ArgNum = 4;
3601  break;
3602  }
3603 
3604  llvm::APSInt Result;
3605 
3606  // We can't check the value of a dependent argument.
3607  Expr *Arg = TheCall->getArg(ArgNum);
3608  if (Arg->isTypeDependent() || Arg->isValueDependent())
3609  return false;
3610 
3611  // Check constant-ness first.
3612  if (SemaBuiltinConstantArg(TheCall, ArgNum, Result))
3613  return true;
3614 
3615  if (Result == 1 || Result == 2 || Result == 4 || Result == 8)
3616  return false;
3617 
3618  return Diag(TheCall->getBeginLoc(), diag::err_x86_builtin_invalid_scale)
3619  << Arg->getSourceRange();
3620 }
3621 
3622 static bool isX86_32Builtin(unsigned BuiltinID) {
3623  // These builtins only work on x86-32 targets.
3624  switch (BuiltinID) {
3625  case X86::BI__builtin_ia32_readeflags_u32:
3626  case X86::BI__builtin_ia32_writeeflags_u32:
3627  return true;
3628  }
3629 
3630  return false;
3631 }
3632 
3633 bool Sema::CheckX86BuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall) {
3634  if (BuiltinID == X86::BI__builtin_cpu_supports)
3635  return SemaBuiltinCpuSupports(*this, TheCall);
3636 
3637  if (BuiltinID == X86::BI__builtin_cpu_is)
3638  return SemaBuiltinCpuIs(*this, TheCall);
3639 
3640  // Check for 32-bit only builtins on a 64-bit target.
3641  const llvm::Triple &TT = Context.getTargetInfo().getTriple();
3642  if (TT.getArch() != llvm::Triple::x86 && isX86_32Builtin(BuiltinID))
3643  return Diag(TheCall->getCallee()->getBeginLoc(),
3644  diag::err_32_bit_builtin_64_bit_tgt);
3645 
3646  // If the intrinsic has rounding or SAE make sure its valid.
3647  if (CheckX86BuiltinRoundingOrSAE(BuiltinID, TheCall))
3648  return true;
3649 
3650  // If the intrinsic has a gather/scatter scale immediate make sure its valid.
3651  if (CheckX86BuiltinGatherScatterScale(BuiltinID, TheCall))
3652  return true;
3653 
3654  // For intrinsics which take an immediate value as part of the instruction,
3655  // range check them here.
3656  int i = 0, l = 0, u = 0;
3657  switch (BuiltinID) {
3658  default:
3659  return false;
3660  case X86::BI__builtin_ia32_vec_ext_v2si:
3661  case X86::BI__builtin_ia32_vec_ext_v2di:
3662  case X86::BI__builtin_ia32_vextractf128_pd256:
3663  case X86::BI__builtin_ia32_vextractf128_ps256:
3664  case X86::BI__builtin_ia32_vextractf128_si256:
3665  case X86::BI__builtin_ia32_extract128i256:
3666  case X86::BI__builtin_ia32_extractf64x4_mask:
3667  case X86::BI__builtin_ia32_extracti64x4_mask:
3668  case X86::BI__builtin_ia32_extractf32x8_mask:
3669  case X86::BI__builtin_ia32_extracti32x8_mask:
3670  case X86::BI__builtin_ia32_extractf64x2_256_mask:
3671  case X86::BI__builtin_ia32_extracti64x2_256_mask:
3672  case X86::BI__builtin_ia32_extractf32x4_256_mask:
3673  case X86::BI__builtin_ia32_extracti32x4_256_mask:
3674  i = 1; l = 0; u = 1;
3675  break;
3676  case X86::BI__builtin_ia32_vec_set_v2di:
3677  case X86::BI__builtin_ia32_vinsertf128_pd256:
3678  case X86::BI__builtin_ia32_vinsertf128_ps256:
3679  case X86::BI__builtin_ia32_vinsertf128_si256:
3680  case X86::BI__builtin_ia32_insert128i256:
3681  case X86::BI__builtin_ia32_insertf32x8:
3682  case X86::BI__builtin_ia32_inserti32x8:
3683  case X86::BI__builtin_ia32_insertf64x4:
3684  case X86::BI__builtin_ia32_inserti64x4:
3685  case X86::BI__builtin_ia32_insertf64x2_256:
3686  case X86::BI__builtin_ia32_inserti64x2_256:
3687  case X86::BI__builtin_ia32_insertf32x4_256:
3688  case X86::BI__builtin_ia32_inserti32x4_256:
3689  i = 2; l = 0; u = 1;
3690  break;
3691  case X86::BI__builtin_ia32_vpermilpd:
3692  case X86::BI__builtin_ia32_vec_ext_v4hi:
3693  case X86::BI__builtin_ia32_vec_ext_v4si:
3694  case X86::BI__builtin_ia32_vec_ext_v4sf:
3695  case X86::BI__builtin_ia32_vec_ext_v4di:
3696  case X86::BI__builtin_ia32_extractf32x4_mask:
3697  case X86::BI__builtin_ia32_extracti32x4_mask:
3698  case X86::BI__builtin_ia32_extractf64x2_512_mask:
3699  case X86::BI__builtin_ia32_extracti64x2_512_mask:
3700  i = 1; l = 0; u = 3;
3701  break;
3702  case X86::BI_mm_prefetch:
3703  case X86::BI__builtin_ia32_vec_ext_v8hi:
3704  case X86::BI__builtin_ia32_vec_ext_v8si:
3705  i = 1; l = 0; u = 7;
3706  break;
3707  case X86::BI__builtin_ia32_sha1rnds4:
3708  case X86::BI__builtin_ia32_blendpd:
3709  case X86::BI__builtin_ia32_shufpd:
3710  case X86::BI__builtin_ia32_vec_set_v4hi:
3711  case X86::BI__builtin_ia32_vec_set_v4si:
3712  case X86::BI__builtin_ia32_vec_set_v4di:
3713  case X86::BI__builtin_ia32_shuf_f32x4_256:
3714  case X86::BI__builtin_ia32_shuf_f64x2_256:
3715  case X86::BI__builtin_ia32_shuf_i32x4_256:
3716  case X86::BI__builtin_ia32_shuf_i64x2_256:
3717  case X86::BI__builtin_ia32_insertf64x2_512:
3718  case X86::BI__builtin_ia32_inserti64x2_512:
3719  case X86::BI__builtin_ia32_insertf32x4:
3720  case X86::BI__builtin_ia32_inserti32x4:
3721  i = 2; l = 0; u = 3;
3722  break;
3723  case X86::BI__builtin_ia32_vpermil2pd:
3724  case X86::BI__builtin_ia32_vpermil2pd256:
3725  case X86::BI__builtin_ia32_vpermil2ps:
3726  case X86::BI__builtin_ia32_vpermil2ps256:
3727  i = 3; l = 0; u = 3;
3728  break;
3729  case X86::BI__builtin_ia32_cmpb128_mask:
3730  case X86::BI__builtin_ia32_cmpw128_mask:
3731  case X86::BI__builtin_ia32_cmpd128_mask:
3732  case X86::BI__builtin_ia32_cmpq128_mask:
3733  case X86::BI__builtin_ia32_cmpb256_mask:
3734  case X86::BI__builtin_ia32_cmpw256_mask:
3735  case X86::BI__builtin_ia32_cmpd256_mask:
3736  case X86::BI__builtin_ia32_cmpq256_mask:
3737  case X86::BI__builtin_ia32_cmpb512_mask:
3738  case X86::BI__builtin_ia32_cmpw512_mask:
3739  case X86::BI__builtin_ia32_cmpd512_mask:
3740  case X86::BI__builtin_ia32_cmpq512_mask:
3741  case X86::BI__builtin_ia32_ucmpb128_mask:
3742  case X86::BI__builtin_ia32_ucmpw128_mask:
3743  case X86::BI__builtin_ia32_ucmpd128_mask:
3744  case X86::BI__builtin_ia32_ucmpq128_mask:
3745  case X86::BI__builtin_ia32_ucmpb256_mask:
3746  case X86::BI__builtin_ia32_ucmpw256_mask:
3747  case X86::BI__builtin_ia32_ucmpd256_mask:
3748  case X86::BI__builtin_ia32_ucmpq256_mask:
3749  case X86::BI__builtin_ia32_ucmpb512_mask:
3750  case X86::BI__builtin_ia32_ucmpw512_mask:
3751  case X86::BI__builtin_ia32_ucmpd512_mask:
3752  case X86::BI__builtin_ia32_ucmpq512_mask:
3753  case X86::BI__builtin_ia32_vpcomub:
3754  case X86::BI__builtin_ia32_vpcomuw:
3755  case X86::BI__builtin_ia32_vpcomud:
3756  case X86::BI__builtin_ia32_vpcomuq:
3757  case X86::BI__builtin_ia32_vpcomb:
3758  case X86::BI__builtin_ia32_vpcomw:
3759  case X86::BI__builtin_ia32_vpcomd:
3760  case X86::BI__builtin_ia32_vpcomq:
3761  case X86::BI__builtin_ia32_vec_set_v8hi:
3762  case X86::BI__builtin_ia32_vec_set_v8si:
3763  i = 2; l = 0; u = 7;
3764  break;
3765  case X86::BI__builtin_ia32_vpermilpd256:
3766  case X86::BI__builtin_ia32_roundps:
3767  case X86::BI__builtin_ia32_roundpd:
3768  case X86::BI__builtin_ia32_roundps256:
3769  case X86::BI__builtin_ia32_roundpd256:
3770  case X86::BI__builtin_ia32_getmantpd128_mask:
3771  case X86::BI__builtin_ia32_getmantpd256_mask:
3772  case X86::BI__builtin_ia32_getmantps128_mask:
3773  case X86::BI__builtin_ia32_getmantps256_mask:
3774  case X86::BI__builtin_ia32_getmantpd512_mask:
3775  case X86::BI__builtin_ia32_getmantps512_mask:
3776  case X86::BI__builtin_ia32_vec_ext_v16qi:
3777  case X86::BI__builtin_ia32_vec_ext_v16hi:
3778  i = 1; l = 0; u = 15;
3779  break;
3780  case X86::BI__builtin_ia32_pblendd128:
3781  case X86::BI__builtin_ia32_blendps:
3782  case X86::BI__builtin_ia32_blendpd256:
3783  case X86::BI__builtin_ia32_shufpd256:
3784  case X86::BI__builtin_ia32_roundss:
3785  case X86::BI__builtin_ia32_roundsd:
3786  case X86::BI__builtin_ia32_rangepd128_mask:
3787  case X86::BI__builtin_ia32_rangepd256_mask:
3788  case X86::BI__builtin_ia32_rangepd512_mask:
3789  case X86::BI__builtin_ia32_rangeps128_mask:
3790  case X86::BI__builtin_ia32_rangeps256_mask:
3791  case X86::BI__builtin_ia32_rangeps512_mask:
3792  case X86::BI__builtin_ia32_getmantsd_round_mask:
3793  case X86::BI__builtin_ia32_getmantss_round_mask:
3794  case X86::BI__builtin_ia32_vec_set_v16qi:
3795  case X86::BI__builtin_ia32_vec_set_v16hi:
3796  i = 2; l = 0; u = 15;
3797  break;
3798  case X86::BI__builtin_ia32_vec_ext_v32qi:
3799  i = 1; l = 0; u = 31;
3800  break;
3801  case X86::BI__builtin_ia32_cmpps:
3802  case X86::BI__builtin_ia32_cmpss:
3803  case X86::BI__builtin_ia32_cmppd:
3804  case X86::BI__builtin_ia32_cmpsd:
3805  case X86::BI__builtin_ia32_cmpps256:
3806  case X86::BI__builtin_ia32_cmppd256:
3807  case X86::BI__builtin_ia32_cmpps128_mask:
3808  case X86::BI__builtin_ia32_cmppd128_mask:
3809  case X86::BI__builtin_ia32_cmpps256_mask:
3810  case X86::BI__builtin_ia32_cmppd256_mask:
3811  case X86::BI__builtin_ia32_cmpps512_mask:
3812  case X86::BI__builtin_ia32_cmppd512_mask:
3813  case X86::BI__builtin_ia32_cmpsd_mask:
3814  case X86::BI__builtin_ia32_cmpss_mask:
3815  case X86::BI__builtin_ia32_vec_set_v32qi:
3816  i = 2; l = 0; u = 31;
3817  break;
3818  case X86::BI__builtin_ia32_permdf256:
3819  case X86::BI__builtin_ia32_permdi256:
3820  case X86::BI__builtin_ia32_permdf512:
3821  case X86::BI__builtin_ia32_permdi512:
3822  case X86::BI__builtin_ia32_vpermilps:
3823  case X86::BI__builtin_ia32_vpermilps256:
3824  case X86::BI__builtin_ia32_vpermilpd512:
3825  case X86::BI__builtin_ia32_vpermilps512:
3826  case X86::BI__builtin_ia32_pshufd:
3827  case X86::BI__builtin_ia32_pshufd256:
3828  case X86::BI__builtin_ia32_pshufd512:
3829  case X86::BI__builtin_ia32_pshufhw:
3830  case X86::BI__builtin_ia32_pshufhw256:
3831  case X86::BI__builtin_ia32_pshufhw512:
3832  case X86::BI__builtin_ia32_pshuflw:
3833  case X86::BI__builtin_ia32_pshuflw256:
3834  case X86::BI__builtin_ia32_pshuflw512:
3835  case X86::BI__builtin_ia32_vcvtps2ph:
3836  case X86::BI__builtin_ia32_vcvtps2ph_mask:
3837  case X86::BI__builtin_ia32_vcvtps2ph256:
3838  case X86::BI__builtin_ia32_vcvtps2ph256_mask:
3839  case X86::BI__builtin_ia32_vcvtps2ph512_mask:
3840  case X86::BI__builtin_ia32_rndscaleps_128_mask:
3841  case X86::BI__builtin_ia32_rndscalepd_128_mask:
3842  case X86::BI__builtin_ia32_rndscaleps_256_mask:
3843  case X86::BI__builtin_ia32_rndscalepd_256_mask:
3844  case X86::BI__builtin_ia32_rndscaleps_mask:
3845  case X86::BI__builtin_ia32_rndscalepd_mask:
3846  case X86::BI__builtin_ia32_reducepd128_mask:
3847  case X86::BI__builtin_ia32_reducepd256_mask:
3848  case X86::BI__builtin_ia32_reducepd512_mask:
3849  case X86::BI__builtin_ia32_reduceps128_mask:
3850  case X86::BI__builtin_ia32_reduceps256_mask:
3851  case X86::BI__builtin_ia32_reduceps512_mask:
3852  case X86::BI__builtin_ia32_prold512:
3853  case X86::BI__builtin_ia32_prolq512:
3854  case X86::BI__builtin_ia32_prold128:
3855  case X86::BI__builtin_ia32_prold256:
3856  case X86::BI__builtin_ia32_prolq128:
3857  case X86::BI__builtin_ia32_prolq256:
3858  case X86::BI__builtin_ia32_prord512:
3859  case X86::BI__builtin_ia32_prorq512:
3860  case X86::BI__builtin_ia32_prord128:
3861  case X86::BI__builtin_ia32_prord256:
3862  case X86::BI__builtin_ia32_prorq128:
3863  case X86::BI__builtin_ia32_prorq256:
3864  case X86::BI__builtin_ia32_fpclasspd128_mask:
3865  case X86::BI__builtin_ia32_fpclasspd256_mask:
3866  case X86::BI__builtin_ia32_fpclassps128_mask:
3867  case X86::BI__builtin_ia32_fpclassps256_mask:
3868  case X86::BI__builtin_ia32_fpclassps512_mask:
3869  case X86::BI__builtin_ia32_fpclasspd512_mask:
3870  case X86::BI__builtin_ia32_fpclasssd_mask:
3871  case X86::BI__builtin_ia32_fpclassss_mask:
3872  case X86::BI__builtin_ia32_pslldqi128_byteshift:
3873  case X86::BI__builtin_ia32_pslldqi256_byteshift:
3874  case X86::BI__builtin_ia32_pslldqi512_byteshift:
3875  case X86::BI__builtin_ia32_psrldqi128_byteshift:
3876  case X86::BI__builtin_ia32_psrldqi256_byteshift:
3877  case X86::BI__builtin_ia32_psrldqi512_byteshift:
3878  case X86::BI__builtin_ia32_kshiftliqi:
3879  case X86::BI__builtin_ia32_kshiftlihi:
3880  case X86::BI__builtin_ia32_kshiftlisi:
3881  case X86::BI__builtin_ia32_kshiftlidi:
3882  case X86::BI__builtin_ia32_kshiftriqi:
3883  case X86::BI__builtin_ia32_kshiftrihi:
3884  case X86::BI__builtin_ia32_kshiftrisi:
3885  case X86::BI__builtin_ia32_kshiftridi:
3886  i = 1; l = 0; u = 255;
3887  break;
3888  case X86::BI__builtin_ia32_vperm2f128_pd256:
3889  case X86::BI__builtin_ia32_vperm2f128_ps256:
3890  case X86::BI__builtin_ia32_vperm2f128_si256:
3891  case X86::BI__builtin_ia32_permti256:
3892  case X86::BI__builtin_ia32_pblendw128:
3893  case X86::BI__builtin_ia32_pblendw256:
3894  case X86::BI__builtin_ia32_blendps256:
3895  case X86::BI__builtin_ia32_pblendd256:
3896  case X86::BI__builtin_ia32_palignr128:
3897  case X86::BI__builtin_ia32_palignr256:
3898  case X86::BI__builtin_ia32_palignr512:
3899  case X86::BI__builtin_ia32_alignq512:
3900  case X86::BI__builtin_ia32_alignd512:
3901  case X86::BI__builtin_ia32_alignd128:
3902  case X86::BI__builtin_ia32_alignd256:
3903  case X86::BI__builtin_ia32_alignq128:
3904  case X86::BI__builtin_ia32_alignq256:
3905  case X86::BI__builtin_ia32_vcomisd:
3906  case X86::BI__builtin_ia32_vcomiss:
3907  case X86::BI__builtin_ia32_shuf_f32x4:
3908  case X86::BI__builtin_ia32_shuf_f64x2:
3909  case X86::BI__builtin_ia32_shuf_i32x4:
3910  case X86::BI__builtin_ia32_shuf_i64x2:
3911  case X86::BI__builtin_ia32_shufpd512:
3912  case X86::BI__builtin_ia32_shufps:
3913  case X86::BI__builtin_ia32_shufps256:
3914  case X86::BI__builtin_ia32_shufps512:
3915  case X86::BI__builtin_ia32_dbpsadbw128:
3916  case X86::BI__builtin_ia32_dbpsadbw256:
3917  case X86::BI__builtin_ia32_dbpsadbw512:
3918  case X86::BI__builtin_ia32_vpshldd128:
3919  case X86::BI__builtin_ia32_vpshldd256:
3920  case X86::BI__builtin_ia32_vpshldd512:
3921  case X86::BI__builtin_ia32_vpshldq128:
3922  case X86::BI__builtin_ia32_vpshldq256:
3923  case X86::BI__builtin_ia32_vpshldq512:
3924  case X86::BI__builtin_ia32_vpshldw128:
3925  case X86::BI__builtin_ia32_vpshldw256:
3926  case X86::BI__builtin_ia32_vpshldw512:
3927  case X86::BI__builtin_ia32_vpshrdd128:
3928  case X86::BI__builtin_ia32_vpshrdd256:
3929  case X86::BI__builtin_ia32_vpshrdd512:
3930  case X86::BI__builtin_ia32_vpshrdq128:
3931  case X86::BI__builtin_ia32_vpshrdq256:
3932  case X86::BI__builtin_ia32_vpshrdq512:
3933  case X86::BI__builtin_ia32_vpshrdw128:
3934  case X86::BI__builtin_ia32_vpshrdw256:
3935  case X86::BI__builtin_ia32_vpshrdw512:
3936  i = 2; l = 0; u = 255;
3937  break;
3938  case X86::BI__builtin_ia32_fixupimmpd512_mask:
3939  case X86::BI__builtin_ia32_fixupimmpd512_maskz:
3940  case X86::BI__builtin_ia32_fixupimmps512_mask:
3941  case X86::BI__builtin_ia32_fixupimmps512_maskz:
3942  case X86::BI__builtin_ia32_fixupimmsd_mask:
3943  case X86::BI__builtin_ia32_fixupimmsd_maskz:
3944  case X86::BI__builtin_ia32_fixupimmss_mask:
3945  case X86::BI__builtin_ia32_fixupimmss_maskz:
3946  case X86::BI__builtin_ia32_fixupimmpd128_mask:
3947  case X86::BI__builtin_ia32_fixupimmpd128_maskz:
3948  case X86::BI__builtin_ia32_fixupimmpd256_mask:
3949  case X86::BI__builtin_ia32_fixupimmpd256_maskz:
3950  case X86::BI__builtin_ia32_fixupimmps128_mask:
3951  case X86::BI__builtin_ia32_fixupimmps128_maskz:
3952  case X86::BI__builtin_ia32_fixupimmps256_mask:
3953  case X86::BI__builtin_ia32_fixupimmps256_maskz:
3954  case X86::BI__builtin_ia32_pternlogd512_mask:
3955  case X86::BI__builtin_ia32_pternlogd512_maskz:
3956  case X86::BI__builtin_ia32_pternlogq512_mask:
3957  case X86::BI__builtin_ia32_pternlogq512_maskz:
3958  case X86::BI__builtin_ia32_pternlogd128_mask:
3959  case X86::BI__builtin_ia32_pternlogd128_maskz:
3960  case X86::BI__builtin_ia32_pternlogd256_mask:
3961  case X86::BI__builtin_ia32_pternlogd256_maskz:
3962  case X86::BI__builtin_ia32_pternlogq128_mask:
3963  case X86::BI__builtin_ia32_pternlogq128_maskz:
3964  case X86::BI__builtin_ia32_pternlogq256_mask:
3965  case X86::BI__builtin_ia32_pternlogq256_maskz:
3966  i = 3; l = 0; u = 255;
3967  break;
3968  case X86::BI__builtin_ia32_gatherpfdpd:
3969  case X86::BI__builtin_ia32_gatherpfdps:
3970  case X86::BI__builtin_ia32_gatherpfqpd:
3971  case X86::BI__builtin_ia32_gatherpfqps:
3972  case X86::BI__builtin_ia32_scatterpfdpd:
3973  case X86::BI__builtin_ia32_scatterpfdps:
3974  case X86::BI__builtin_ia32_scatterpfqpd:
3975  case X86::BI__builtin_ia32_scatterpfqps:
3976  i = 4; l = 2; u = 3;
3977  break;
3978  case X86::BI__builtin_ia32_rndscalesd_round_mask:
3979  case X86::BI__builtin_ia32_rndscaless_round_mask:
3980  i = 4; l = 0; u = 255;
3981  break;
3982  }
3983 
3984  // Note that we don't force a hard error on the range check here, allowing
3985  // template-generated or macro-generated dead code to potentially have out-of-
3986  // range values. These need to code generate, but don't need to necessarily
3987  // make any sense. We use a warning that defaults to an error.
3988  return SemaBuiltinConstantArgRange(TheCall, i, l, u, /*RangeIsError*/ false);
3989 }
3990 
3991 /// Given a FunctionDecl's FormatAttr, attempts to populate the FomatStringInfo
3992 /// parameter with the FormatAttr's correct format_idx and firstDataArg.
3993 /// Returns true when the format fits the function and the FormatStringInfo has
3994 /// been populated.
3995 bool Sema::getFormatStringInfo(const FormatAttr *Format, bool IsCXXMember,
3996  FormatStringInfo *FSI) {
3997  FSI->HasVAListArg = Format->getFirstArg() == 0;
3998  FSI->FormatIdx = Format->getFormatIdx() - 1;
3999  FSI->FirstDataArg = FSI->HasVAListArg ? 0 : Format->getFirstArg() - 1;
4000 
4001  // The way the format attribute works in GCC, the implicit this argument
4002  // of member functions is counted. However, it doesn't appear in our own
4003  // lists, so decrement format_idx in that case.
4004  if (IsCXXMember) {
4005  if(FSI->FormatIdx == 0)
4006  return false;
4007  --FSI->FormatIdx;
4008  if (FSI->FirstDataArg != 0)
4009  --FSI->FirstDataArg;
4010  }
4011  return true;
4012 }
4013 
4014 /// Checks if a the given expression evaluates to null.
4015 ///
4016 /// Returns true if the value evaluates to null.
4017 static bool CheckNonNullExpr(Sema &S, const Expr *Expr) {
4018  // If the expression has non-null type, it doesn't evaluate to null.
4019  if (auto nullability
4020  = Expr->IgnoreImplicit()->getType()->getNullability(S.Context)) {
4021  if (*nullability == NullabilityKind::NonNull)
4022  return false;
4023  }
4024 
4025  // As a special case, transparent unions initialized with zero are
4026  // considered null for the purposes of the nonnull attribute.
4027  if (const RecordType *UT = Expr->getType()->getAsUnionType()) {
4028  if (UT->getDecl()->hasAttr<TransparentUnionAttr>())
4029  if (const CompoundLiteralExpr *CLE =
4030  dyn_cast<CompoundLiteralExpr>(Expr))
4031  if (const InitListExpr *ILE =
4032  dyn_cast<InitListExpr>(CLE->getInitializer()))
4033  Expr = ILE->getInit(0);
4034  }
4035 
4036  bool Result;
4037  return (!Expr->isValueDependent() &&
4038  Expr->EvaluateAsBooleanCondition(Result, S.Context) &&
4039  !Result);
4040 }
4041 
4043  const Expr *ArgExpr,
4044  SourceLocation CallSiteLoc) {
4045  if (CheckNonNullExpr(S, ArgExpr))
4046  S.DiagRuntimeBehavior(CallSiteLoc, ArgExpr,
4047  S.PDiag(diag::warn_null_arg) << ArgExpr->getSourceRange());
4048 }
4049 
4050 bool Sema::GetFormatNSStringIdx(const FormatAttr *Format, unsigned &Idx) {
4051  FormatStringInfo FSI;
4052  if ((GetFormatStringType(Format) == FST_NSString) &&
4053  getFormatStringInfo(Format, false, &FSI)) {
4054  Idx = FSI.FormatIdx;
4055  return true;
4056  }
4057  return false;
4058 }
4059 
4060 /// Diagnose use of %s directive in an NSString which is being passed
4061 /// as formatting string to formatting method.
4062 static void
4064  const NamedDecl *FDecl,
4065  Expr **Args,
4066  unsigned NumArgs) {
4067  unsigned Idx = 0;
4068  bool Format = false;
4070  if (SFFamily == ObjCStringFormatFamily::SFF_CFString) {
4071  Idx = 2;
4072  Format = true;
4073  }
4074  else
4075  for (const auto *I : FDecl->specific_attrs<FormatAttr>()) {
4076  if (S.GetFormatNSStringIdx(I, Idx)) {
4077  Format = true;
4078  break;
4079  }
4080  }
4081  if (!Format || NumArgs <= Idx)
4082  return;
4083  const Expr *FormatExpr = Args[Idx];
4084  if (const CStyleCastExpr *CSCE = dyn_cast<CStyleCastExpr>(FormatExpr))
4085  FormatExpr = CSCE->getSubExpr();
4086  const StringLiteral *FormatString;
4087  if (const ObjCStringLiteral *OSL =
4088  dyn_cast<ObjCStringLiteral>(FormatExpr->IgnoreParenImpCasts()))
4089  FormatString = OSL->getString();
4090  else
4091  FormatString = dyn_cast<StringLiteral>(FormatExpr->IgnoreParenImpCasts());
4092  if (!FormatString)
4093  return;
4094  if (S.FormatStringHasSArg(FormatString)) {
4095  S.Diag(FormatExpr->getExprLoc(), diag::warn_objc_cdirective_format_string)
4096  << "%s" << 1 << 1;
4097  S.Diag(FDecl->getLocation(), diag::note_entity_declared_at)
4098  << FDecl->getDeclName();
4099  }
4100 }
4101 
4102 /// Determine whether the given type has a non-null nullability annotation.
4104  if (auto nullability = type->getNullability(ctx))
4105  return *nullability == NullabilityKind::NonNull;
4106 
4107  return false;
4108 }
4109 
4111  const NamedDecl *FDecl,
4112  const FunctionProtoType *Proto,
4113  ArrayRef<const Expr *> Args,
4114  SourceLocation CallSiteLoc) {
4115  assert((FDecl || Proto) && "Need a function declaration or prototype");
4116 
4117  // Check the attributes attached to the method/function itself.
4118  llvm::SmallBitVector NonNullArgs;
4119  if (FDecl) {
4120  // Handle the nonnull attribute on the function/method declaration itself.
4121  for (const auto *NonNull : FDecl->specific_attrs<NonNullAttr>()) {
4122  if (!NonNull->args_size()) {
4123  // Easy case: all pointer arguments are nonnull.
4124  for (const auto *Arg : Args)
4125  if (S.isValidPointerAttrType(Arg->getType()))
4126  CheckNonNullArgument(S, Arg, CallSiteLoc);
4127  return;
4128  }
4129 
4130  for (const ParamIdx &Idx : NonNull->args()) {
4131  unsigned IdxAST = Idx.getASTIndex();
4132  if (IdxAST >= Args.size())
4133  continue;
4134  if (NonNullArgs.empty())
4135  NonNullArgs.resize(Args.size());
4136  NonNullArgs.set(IdxAST);
4137  }
4138  }
4139  }
4140 
4141  if (FDecl && (isa<FunctionDecl>(FDecl) || isa<ObjCMethodDecl>(FDecl))) {
4142  // Handle the nonnull attribute on the parameters of the
4143  // function/method.
4144  ArrayRef<ParmVarDecl*> parms;
4145  if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(FDecl))
4146  parms = FD->parameters();
4147  else
4148  parms = cast<ObjCMethodDecl>(FDecl)->parameters();
4149 
4150  unsigned ParamIndex = 0;
4151  for (ArrayRef<ParmVarDecl*>::iterator I = parms.begin(), E = parms.end();
4152  I != E; ++I, ++ParamIndex) {
4153  const ParmVarDecl *PVD = *I;
4154  if (PVD->hasAttr<NonNullAttr>() ||
4155  isNonNullType(S.Context, PVD->getType())) {
4156  if (NonNullArgs.empty())
4157  NonNullArgs.resize(Args.size());
4158 
4159  NonNullArgs.set(ParamIndex);
4160  }
4161  }
4162  } else {
4163  // If we have a non-function, non-method declaration but no
4164  // function prototype, try to dig out the function prototype.
4165  if (!Proto) {
4166  if (const ValueDecl *VD = dyn_cast<ValueDecl>(FDecl)) {
4167  QualType type = VD->getType().getNonReferenceType();
4168  if (auto pointerType = type->getAs<PointerType>())
4169  type = pointerType->getPointeeType();
4170  else if (auto blockType = type->getAs<BlockPointerType>())
4171  type = blockType->getPointeeType();
4172  // FIXME: data member pointers?
4173 
4174  // Dig out the function prototype, if there is one.
4175  Proto = type->getAs<FunctionProtoType>();
4176  }
4177  }
4178 
4179  // Fill in non-null argument information from the nullability
4180  // information on the parameter types (if we have them).
4181  if (Proto) {
4182  unsigned Index = 0;
4183  for (auto paramType : Proto->getParamTypes()) {
4184  if (isNonNullType(S.Context, paramType)) {
4185  if (NonNullArgs.empty())
4186  NonNullArgs.resize(Args.size());
4187 
4188  NonNullArgs.set(Index);
4189  }
4190 
4191  ++Index;
4192  }
4193  }
4194  }
4195 
4196  // Check for non-null arguments.
4197  for (unsigned ArgIndex = 0, ArgIndexEnd = NonNullArgs.size();
4198  ArgIndex != ArgIndexEnd; ++ArgIndex) {
4199  if (NonNullArgs[ArgIndex])
4200  CheckNonNullArgument(S, Args[ArgIndex], CallSiteLoc);
4201  }
4202 }
4203 
4204 /// Handles the checks for format strings, non-POD arguments to vararg
4205 /// functions, NULL arguments passed to non-NULL parameters, and diagnose_if
4206 /// attributes.
4207 void Sema::checkCall(NamedDecl *FDecl, const FunctionProtoType *Proto,
4208  const Expr *ThisArg, ArrayRef<const Expr *> Args,
4209  bool IsMemberFunction, SourceLocation Loc,
4210  SourceRange Range, VariadicCallType CallType) {
4211  // FIXME: We should check as much as we can in the template definition.
4212  if (CurContext->isDependentContext())
4213  return;
4214 
4215  // Printf and scanf checking.
4216  llvm::SmallBitVector CheckedVarArgs;
4217  if (FDecl) {
4218  for (const auto *I : FDecl->specific_attrs<FormatAttr>()) {
4219  // Only create vector if there are format attributes.
4220  CheckedVarArgs.resize(Args.size());
4221 
4222  CheckFormatArguments(I, Args, IsMemberFunction, CallType, Loc, Range,
4223  CheckedVarArgs);
4224  }
4225  }
4226 
4227  // Refuse POD arguments that weren't caught by the format string
4228  // checks above.
4229  auto *FD = dyn_cast_or_null<FunctionDecl>(FDecl);
4230  if (CallType != VariadicDoesNotApply &&
4231  (!FD || FD->getBuiltinID() != Builtin::BI__noop)) {
4232  unsigned NumParams = Proto ? Proto->getNumParams()
4233  : FDecl && isa<FunctionDecl>(FDecl)
4234  ? cast<FunctionDecl>(FDecl)->getNumParams()
4235  : FDecl && isa<ObjCMethodDecl>(FDecl)
4236  ? cast<ObjCMethodDecl>(FDecl)->param_size()
4237  : 0;
4238 
4239  for (unsigned ArgIdx = NumParams; ArgIdx < Args.size(); ++ArgIdx) {
4240  // Args[ArgIdx] can be null in malformed code.
4241  if (const Expr *Arg = Args[ArgIdx]) {
4242  if (CheckedVarArgs.empty() || !CheckedVarArgs[ArgIdx])
4243  checkVariadicArgument(Arg, CallType);
4244  }
4245  }
4246  }
4247 
4248  if (FDecl || Proto) {
4249  CheckNonNullArguments(*this, FDecl, Proto, Args, Loc);
4250 
4251  // Type safety checking.
4252  if (FDecl) {
4253  for (const auto *I : FDecl->specific_attrs<ArgumentWithTypeTagAttr>())
4254  CheckArgumentWithTypeTag(I, Args, Loc);
4255  }
4256  }
4257 
4258  if (FD)
4259  diagnoseArgDependentDiagnoseIfAttrs(FD, ThisArg, Args, Loc);
4260 }
4261 
4262 /// CheckConstructorCall - Check a constructor call for correctness and safety
4263 /// properties not enforced by the C type system.
4264 void Sema::CheckConstructorCall(FunctionDecl *FDecl,
4265  ArrayRef<const Expr *> Args,
4266  const FunctionProtoType *Proto,
4267  SourceLocation Loc) {
4268  VariadicCallType CallType =
4269  Proto->isVariadic() ? VariadicConstructor : VariadicDoesNotApply;
4270  checkCall(FDecl, Proto, /*ThisArg=*/nullptr, Args, /*IsMemberFunction=*/true,
4271  Loc, SourceRange(), CallType);
4272 }
4273 
4274 /// CheckFunctionCall - Check a direct function call for various correctness
4275 /// and safety properties not strictly enforced by the C type system.
4276 bool Sema::CheckFunctionCall(FunctionDecl *FDecl, CallExpr *TheCall,
4277  const FunctionProtoType *Proto) {
4278  bool IsMemberOperatorCall = isa<CXXOperatorCallExpr>(TheCall) &&
4279  isa<CXXMethodDecl>(FDecl);
4280  bool IsMemberFunction = isa<CXXMemberCallExpr>(TheCall) ||
4281  IsMemberOperatorCall;
4282  VariadicCallType CallType = getVariadicCallType(FDecl, Proto,
4283  TheCall->getCallee());
4284  Expr** Args = TheCall->getArgs();
4285  unsigned NumArgs = TheCall->getNumArgs();
4286 
4287  Expr *ImplicitThis = nullptr;
4288  if (IsMemberOperatorCall) {
4289  // If this is a call to a member operator, hide the first argument
4290  // from checkCall.
4291  // FIXME: Our choice of AST representation here is less than ideal.
4292  ImplicitThis = Args[0];
4293  ++Args;
4294  --NumArgs;
4295  } else if (IsMemberFunction)
4296  ImplicitThis =
4297  cast<CXXMemberCallExpr>(TheCall)->getImplicitObjectArgument();
4298 
4299  checkCall(FDecl, Proto, ImplicitThis, llvm::makeArrayRef(Args, NumArgs),
4300  IsMemberFunction, TheCall->getRParenLoc(),
4301  TheCall->getCallee()->getSourceRange(), CallType);
4302 
4303  IdentifierInfo *FnInfo = FDecl->getIdentifier();
4304  // None of the checks below are needed for functions that don't have
4305  // simple names (e.g., C++ conversion functions).
4306  if (!FnInfo)
4307  return false;
4308 
4309  CheckAbsoluteValueFunction(TheCall, FDecl);
4310  CheckMaxUnsignedZero(TheCall, FDecl);
4311 
4312  if (getLangOpts().ObjC)
4313  DiagnoseCStringFormatDirectiveInCFAPI(*this, FDecl, Args, NumArgs);
4314 
4315  unsigned CMId = FDecl->getMemoryFunctionKind();
4316  if (CMId == 0)
4317  return false;
4318 
4319  // Handle memory setting and copying functions.
4320  if (CMId == Builtin::BIstrlcpy || CMId == Builtin::BIstrlcat)
4321  CheckStrlcpycatArguments(TheCall, FnInfo);
4322  else if (CMId == Builtin::BIstrncat)
4323  CheckStrncatArguments(TheCall, FnInfo);
4324  else
4325  CheckMemaccessArguments(TheCall, CMId, FnInfo);
4326 
4327  return false;
4328 }
4329 
4330 bool Sema::CheckObjCMethodCall(ObjCMethodDecl *Method, SourceLocation lbrac,
4331  ArrayRef<const Expr *> Args) {
4332  VariadicCallType CallType =
4333  Method->isVariadic() ? VariadicMethod : VariadicDoesNotApply;
4334 
4335  checkCall(Method, nullptr, /*ThisArg=*/nullptr, Args,
4336  /*IsMemberFunction=*/false, lbrac, Method->getSourceRange(),
4337  CallType);
4338 
4339  return false;
4340 }
4341 
4342 bool Sema::CheckPointerCall(NamedDecl *NDecl, CallExpr *TheCall,
4343  const FunctionProtoType *Proto) {
4344  QualType Ty;
4345  if (const auto *V = dyn_cast<VarDecl>(NDecl))
4346  Ty = V->getType().getNonReferenceType();
4347  else if (const auto *F = dyn_cast<FieldDecl>(NDecl))
4348  Ty = F->getType().getNonReferenceType();
4349  else
4350  return false;
4351 
4352  if (!Ty->isBlockPointerType() && !Ty->isFunctionPointerType() &&
4353  !Ty->isFunctionProtoType())
4354  return false;
4355 
4356  VariadicCallType CallType;
4357  if (!Proto || !Proto->isVariadic()) {
4358  CallType = VariadicDoesNotApply;
4359  } else if (Ty->isBlockPointerType()) {
4360  CallType = VariadicBlock;
4361  } else { // Ty->isFunctionPointerType()
4362  CallType = VariadicFunction;
4363  }
4364 
4365  checkCall(NDecl, Proto, /*ThisArg=*/nullptr,
4366  llvm::makeArrayRef(TheCall->getArgs(), TheCall->getNumArgs()),
4367  /*IsMemberFunction=*/false, TheCall->getRParenLoc(),
4368  TheCall->getCallee()->getSourceRange(), CallType);
4369 
4370  return false;
4371 }
4372 
4373 /// Checks function calls when a FunctionDecl or a NamedDecl is not available,
4374 /// such as function pointers returned from functions.
4375 bool Sema::CheckOtherCall(CallExpr *TheCall, const FunctionProtoType *Proto) {
4376  VariadicCallType CallType = getVariadicCallType(/*FDecl=*/nullptr, Proto,
4377  TheCall->getCallee());
4378  checkCall(/*FDecl=*/nullptr, Proto, /*ThisArg=*/nullptr,
4379  llvm::makeArrayRef(TheCall->getArgs(), TheCall->getNumArgs()),
4380  /*IsMemberFunction=*/false, TheCall->getRParenLoc(),
4381  TheCall->getCallee()->getSourceRange(), CallType);
4382 
4383  return false;
4384 }
4385 
4386 static bool isValidOrderingForOp(int64_t Ordering, AtomicExpr::AtomicOp Op) {
4387  if (!llvm::isValidAtomicOrderingCABI(Ordering))
4388  return false;
4389 
4390  auto OrderingCABI = (llvm::AtomicOrderingCABI)Ordering;
4391  switch (Op) {
4392  case AtomicExpr::AO__c11_atomic_init:
4393  case AtomicExpr::AO__opencl_atomic_init:
4394  llvm_unreachable("There is no ordering argument for an init");
4395 
4396  case AtomicExpr::AO__c11_atomic_load:
4397  case AtomicExpr::AO__opencl_atomic_load:
4398  case AtomicExpr::AO__atomic_load_n:
4399  case AtomicExpr::AO__atomic_load:
4400  return OrderingCABI != llvm::AtomicOrderingCABI::release &&
4401  OrderingCABI != llvm::AtomicOrderingCABI::acq_rel;
4402 
4403  case AtomicExpr::AO__c11_atomic_store:
4404  case AtomicExpr::AO__opencl_atomic_store:
4405  case AtomicExpr::AO__atomic_store:
4406  case AtomicExpr::AO__atomic_store_n:
4407  return OrderingCABI != llvm::AtomicOrderingCABI::consume &&
4408  OrderingCABI != llvm::AtomicOrderingCABI::acquire &&
4409  OrderingCABI != llvm::AtomicOrderingCABI::acq_rel;
4410 
4411  default:
4412  return true;
4413  }
4414 }
4415 
4416 ExprResult Sema::SemaAtomicOpsOverloaded(ExprResult TheCallResult,
4417  AtomicExpr::AtomicOp Op) {
4418  CallExpr *TheCall = cast<CallExpr>(TheCallResult.get());
4419  DeclRefExpr *DRE =cast<DeclRefExpr>(TheCall->getCallee()->IgnoreParenCasts());
4420 
4421  // All the non-OpenCL operations take one of the following forms.
4422  // The OpenCL operations take the __c11 forms with one extra argument for
4423  // synchronization scope.
4424  enum {
4425  // C __c11_atomic_init(A *, C)
4426  Init,
4427 
4428  // C __c11_atomic_load(A *, int)
4429  Load,
4430 
4431  // void __atomic_load(A *, CP, int)
4432  LoadCopy,
4433 
4434  // void __atomic_store(A *, CP, int)
4435  Copy,
4436 
4437  // C __c11_atomic_add(A *, M, int)
4438  Arithmetic,
4439 
4440  // C __atomic_exchange_n(A *, CP, int)
4441  Xchg,
4442 
4443  // void __atomic_exchange(A *, C *, CP, int)
4444  GNUXchg,
4445 
4446  // bool __c11_atomic_compare_exchange_strong(A *, C *, CP, int, int)
4447  C11CmpXchg,
4448 
4449  // bool __atomic_compare_exchange(A *, C *, CP, bool, int, int)
4450  GNUCmpXchg
4451  } Form = Init;
4452 
4453  const unsigned NumForm = GNUCmpXchg + 1;
4454  const unsigned NumArgs[] = { 2, 2, 3, 3, 3, 3, 4, 5, 6 };
4455  const unsigned NumVals[] = { 1, 0, 1, 1, 1, 1, 2, 2, 3 };
4456  // where:
4457  // C is an appropriate type,
4458  // A is volatile _Atomic(C) for __c11 builtins and is C for GNU builtins,
4459  // CP is C for __c11 builtins and GNU _n builtins and is C * otherwise,
4460  // M is C if C is an integer, and ptrdiff_t if C is a pointer, and
4461  // the int parameters are for orderings.
4462 
4463  static_assert(sizeof(NumArgs)/sizeof(NumArgs[0]) == NumForm
4464  && sizeof(NumVals)/sizeof(NumVals[0]) == NumForm,
4465  "need to update code for modified forms");
4466  static_assert(AtomicExpr::AO__c11_atomic_init == 0 &&
4467  AtomicExpr::AO__c11_atomic_fetch_xor + 1 ==
4468  AtomicExpr::AO__atomic_load,
4469  "need to update code for modified C11 atomics");
4470  bool IsOpenCL = Op >= AtomicExpr::AO__opencl_atomic_init &&
4471  Op <= AtomicExpr::AO__opencl_atomic_fetch_max;
4472  bool IsC11 = (Op >= AtomicExpr::AO__c11_atomic_init &&
4473  Op <= AtomicExpr::AO__c11_atomic_fetch_xor) ||
4474  IsOpenCL;
4475  bool IsN = Op == AtomicExpr::AO__atomic_load_n ||
4476  Op == AtomicExpr::AO__atomic_store_n ||
4477  Op == AtomicExpr::AO__atomic_exchange_n ||
4478  Op == AtomicExpr::AO__atomic_compare_exchange_n;
4479  bool IsAddSub = false;
4480  bool IsMinMax = false;
4481 
4482  switch (Op) {
4483  case AtomicExpr::AO__c11_atomic_init:
4484  case AtomicExpr::AO__opencl_atomic_init:
4485  Form = Init;
4486  break;
4487 
4488  case AtomicExpr::AO__c11_atomic_load:
4489  case AtomicExpr::AO__opencl_atomic_load:
4490  case AtomicExpr::AO__atomic_load_n:
4491  Form = Load;
4492  break;
4493 
4494  case AtomicExpr::AO__atomic_load:
4495  Form = LoadCopy;
4496  break;
4497 
4498  case AtomicExpr::AO__c11_atomic_store:
4499  case AtomicExpr::AO__opencl_atomic_store:
4500  case AtomicExpr::AO__atomic_store:
4501  case AtomicExpr::AO__atomic_store_n:
4502  Form = Copy;
4503  break;
4504 
4505  case AtomicExpr::AO__c11_atomic_fetch_add:
4506  case AtomicExpr::AO__c11_atomic_fetch_sub:
4507  case AtomicExpr::AO__opencl_atomic_fetch_add:
4508  case AtomicExpr::AO__opencl_atomic_fetch_sub:
4509  case AtomicExpr::AO__opencl_atomic_fetch_min:
4510  case AtomicExpr::AO__opencl_atomic_fetch_max:
4511  case AtomicExpr::AO__atomic_fetch_add:
4512  case AtomicExpr::AO__atomic_fetch_sub:
4513  case AtomicExpr::AO__atomic_add_fetch:
4514  case AtomicExpr::AO__atomic_sub_fetch:
4515  IsAddSub = true;
4516  LLVM_FALLTHROUGH;
4517  case AtomicExpr::AO__c11_atomic_fetch_and:
4518  case AtomicExpr::AO__c11_atomic_fetch_or:
4519  case AtomicExpr::AO__c11_atomic_fetch_xor:
4520  case AtomicExpr::AO__opencl_atomic_fetch_and:
4521  case AtomicExpr::AO__opencl_atomic_fetch_or:
4522  case AtomicExpr::AO__opencl_atomic_fetch_xor:
4523  case AtomicExpr::AO__atomic_fetch_and:
4524  case AtomicExpr::AO__atomic_fetch_or:
4525  case AtomicExpr::AO__atomic_fetch_xor:
4526  case AtomicExpr::AO__atomic_fetch_nand:
4527  case AtomicExpr::AO__atomic_and_fetch:
4528  case AtomicExpr::AO__atomic_or_fetch:
4529  case AtomicExpr::AO__atomic_xor_fetch:
4530  case AtomicExpr::AO__atomic_nand_fetch:
4531  Form = Arithmetic;
4532  break;
4533 
4534  case AtomicExpr::AO__atomic_fetch_min:
4535  case AtomicExpr::AO__atomic_fetch_max:
4536  IsMinMax = true;
4537  Form = Arithmetic;
4538  break;
4539 
4540  case AtomicExpr::AO__c11_atomic_exchange:
4541  case AtomicExpr::AO__opencl_atomic_exchange:
4542  case AtomicExpr::AO__atomic_exchange_n:
4543  Form = Xchg;
4544  break;
4545 
4546  case AtomicExpr::AO__atomic_exchange:
4547  Form = GNUXchg;
4548  break;
4549 
4550  case AtomicExpr::AO__c11_atomic_compare_exchange_strong:
4551  case AtomicExpr::AO__c11_atomic_compare_exchange_weak:
4552  case AtomicExpr::AO__opencl_atomic_compare_exchange_strong:
4553  case AtomicExpr::AO__opencl_atomic_compare_exchange_weak:
4554  Form = C11CmpXchg;
4555  break;
4556 
4557  case AtomicExpr::AO__atomic_compare_exchange:
4558  case AtomicExpr::AO__atomic_compare_exchange_n:
4559  Form = GNUCmpXchg;
4560  break;
4561  }
4562 
4563  unsigned AdjustedNumArgs = NumArgs[Form];
4564  if (IsOpenCL && Op != AtomicExpr::AO__opencl_atomic_init)
4565  ++AdjustedNumArgs;
4566  // Check we have the right number of arguments.
4567  if (TheCall->getNumArgs() < AdjustedNumArgs) {
4568  Diag(TheCall->getEndLoc(), diag::err_typecheck_call_too_few_args)
4569  << 0 << AdjustedNumArgs << TheCall->getNumArgs()
4570  << TheCall->getCallee()->getSourceRange();
4571  return ExprError();
4572  } else if (TheCall->getNumArgs() > AdjustedNumArgs) {
4573  Diag(TheCall->getArg(AdjustedNumArgs)->getBeginLoc(),
4574  diag::err_typecheck_call_too_many_args)
4575  << 0 << AdjustedNumArgs << TheCall->getNumArgs()
4576  << TheCall->getCallee()->getSourceRange();
4577  return ExprError();
4578  }
4579 
4580  // Inspect the first argument of the atomic operation.
4581  Expr *Ptr = TheCall->getArg(0);
4582  ExprResult ConvertedPtr = DefaultFunctionArrayLvalueConversion(Ptr);
4583  if (ConvertedPtr.isInvalid())
4584  return ExprError();
4585 
4586  Ptr = ConvertedPtr.get();
4587  const PointerType *pointerType = Ptr->getType()->getAs<PointerType>();
4588  if (!pointerType) {
4589  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_must_be_pointer)
4590  << Ptr->getType() << Ptr->getSourceRange();
4591  return ExprError();
4592  }
4593 
4594  // For a __c11 builtin, this should be a pointer to an _Atomic type.
4595  QualType AtomTy = pointerType->getPointeeType(); // 'A'
4596  QualType ValType = AtomTy; // 'C'
4597  if (IsC11) {
4598  if (!AtomTy->isAtomicType()) {
4599  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_atomic)
4600  << Ptr->getType() << Ptr->getSourceRange();
4601  return ExprError();
4602  }
4603  if ((Form != Load && Form != LoadCopy && AtomTy.isConstQualified()) ||
4605  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_non_const_atomic)
4606  << (AtomTy.isConstQualified() ? 0 : 1) << Ptr->getType()
4607  << Ptr->getSourceRange();
4608  return ExprError();
4609  }
4610  ValType = AtomTy->getAs<AtomicType>()->getValueType();
4611  } else if (Form != Load && Form != LoadCopy) {
4612  if (ValType.isConstQualified()) {
4613  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_non_const_pointer)
4614  << Ptr->getType() << Ptr->getSourceRange();
4615  return ExprError();
4616  }
4617  }
4618 
4619  // For an arithmetic operation, the implied arithmetic must be well-formed.
4620  if (Form == Arithmetic) {
4621  // gcc does not enforce these rules for GNU atomics, but we do so for sanity.
4622  if (IsAddSub && !ValType->isIntegerType()
4623  && !ValType->isPointerType()) {
4624  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_atomic_int_or_ptr)
4625  << IsC11 << Ptr->getType() << Ptr->getSourceRange();
4626  return ExprError();
4627  }
4628  if (IsMinMax) {
4629  const BuiltinType *BT = ValType->getAs<BuiltinType>();
4630  if (!BT || (BT->getKind() != BuiltinType::Int &&
4631  BT->getKind() != BuiltinType::UInt)) {
4632  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_int32_or_ptr);
4633  return ExprError();
4634  }
4635  }
4636  if (!IsAddSub && !IsMinMax && !ValType->isIntegerType()) {
4637  Diag(DRE->getBeginLoc(), diag::err_atomic_op_bitwise_needs_atomic_int)
4638  << IsC11 << Ptr->getType() << Ptr->getSourceRange();
4639  return ExprError();
4640  }
4641  if (IsC11 && ValType->isPointerType() &&
4642  RequireCompleteType(Ptr->getBeginLoc(), ValType->getPointeeType(),
4643  diag::err_incomplete_type)) {
4644  return ExprError();
4645  }
4646  } else if (IsN && !ValType->isIntegerType() && !ValType->isPointerType()) {
4647  // For __atomic_*_n operations, the value type must be a scalar integral or
4648  // pointer type which is 1, 2, 4, 8 or 16 bytes in length.
4649  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_atomic_int_or_ptr)
4650  << IsC11 << Ptr->getType() << Ptr->getSourceRange();
4651  return ExprError();
4652  }
4653 
4654  if (!IsC11 && !AtomTy.isTriviallyCopyableType(Context) &&
4655  !AtomTy->isScalarType()) {
4656  // For GNU atomics, require a trivially-copyable type. This is not part of
4657  // the GNU atomics specification, but we enforce it for sanity.
4658  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_trivial_copy)
4659  << Ptr->getType() << Ptr->getSourceRange();
4660  return ExprError();
4661  }
4662 
4663  switch (ValType.getObjCLifetime()) {
4664  case Qualifiers::OCL_None:
4666  // okay
4667  break;
4668 
4669  case Qualifiers::OCL_Weak:
4672  // FIXME: Can this happen? By this point, ValType should be known
4673  // to be trivially copyable.
4674  Diag(DRE->getBeginLoc(), diag::err_arc_atomic_ownership)
4675  << ValType << Ptr->getSourceRange();
4676  return ExprError();
4677  }
4678 
4679  // All atomic operations have an overload which takes a pointer to a volatile
4680  // 'A'. We shouldn't let the volatile-ness of the pointee-type inject itself
4681  // into the result or the other operands. Similarly atomic_load takes a
4682  // pointer to a const 'A'.
4683  ValType.removeLocalVolatile();
4684  ValType.removeLocalConst();
4685  QualType ResultType = ValType;
4686  if (Form == Copy || Form == LoadCopy || Form == GNUXchg ||
4687  Form == Init)
4688  ResultType = Context.VoidTy;
4689  else if (Form == C11CmpXchg || Form == GNUCmpXchg)
4690  ResultType = Context.BoolTy;
4691 
4692  // The type of a parameter passed 'by value'. In the GNU atomics, such
4693  // arguments are actually passed as pointers.
4694  QualType ByValType = ValType; // 'CP'
4695  bool IsPassedByAddress = false;
4696  if (!IsC11 && !IsN) {
4697  ByValType = Ptr->getType();
4698  IsPassedByAddress = true;
4699  }
4700 
4701  // The first argument's non-CV pointer type is used to deduce the type of
4702  // subsequent arguments, except for:
4703  // - weak flag (always converted to bool)
4704  // - memory order (always converted to int)
4705  // - scope (always converted to int)
4706  for (unsigned i = 0; i != TheCall->getNumArgs(); ++i) {
4707  QualType Ty;
4708  if (i < NumVals[Form] + 1) {
4709  switch (i) {
4710  case 0:
4711  // The first argument is always a pointer. It has a fixed type.
4712  // It is always dereferenced, a nullptr is undefined.
4713  CheckNonNullArgument(*this, TheCall->getArg(i), DRE->getBeginLoc());
4714  // Nothing else to do: we already know all we want about this pointer.
4715  continue;
4716  case 1:
4717  // The second argument is the non-atomic operand. For arithmetic, this
4718  // is always passed by value, and for a compare_exchange it is always
4719  // passed by address. For the rest, GNU uses by-address and C11 uses
4720  // by-value.
4721  assert(Form != Load);
4722  if (Form == Init || (Form == Arithmetic && ValType->isIntegerType()))
4723  Ty = ValType;
4724  else if (Form == Copy || Form == Xchg) {
4725  if (IsPassedByAddress)
4726  // The value pointer is always dereferenced, a nullptr is undefined.
4727  CheckNonNullArgument(*this, TheCall->getArg(i), DRE->getBeginLoc());
4728  Ty = ByValType;
4729  } else if (Form == Arithmetic)
4730  Ty = Context.getPointerDiffType();
4731  else {
4732  Expr *ValArg = TheCall->getArg(i);
4733  // The value pointer is always dereferenced, a nullptr is undefined.
4734  CheckNonNullArgument(*this, ValArg, DRE->getBeginLoc());
4735  LangAS AS = LangAS::Default;
4736  // Keep address space of non-atomic pointer type.
4737  if (const PointerType *PtrTy =
4738  ValArg->getType()->getAs<PointerType>()) {
4739  AS = PtrTy->getPointeeType().getAddressSpace();
4740  }
4741  Ty = Context.getPointerType(
4742  Context.getAddrSpaceQualType(ValType.getUnqualifiedType(), AS));
4743  }
4744  break;
4745  case 2:
4746  // The third argument to compare_exchange / GNU exchange is the desired
4747  // value, either by-value (for the C11 and *_n variant) or as a pointer.
4748  if (IsPassedByAddress)
4749  CheckNonNullArgument(*this, TheCall->getArg(i), DRE->getBeginLoc());
4750  Ty = ByValType;
4751  break;
4752  case 3:
4753  // The fourth argument to GNU compare_exchange is a 'weak' flag.
4754  Ty = Context.BoolTy;
4755  break;
4756  }
4757  } else {
4758  // The order(s) and scope are always converted to int.
4759  Ty = Context.IntTy;
4760  }
4761 
4762  InitializedEntity Entity =
4763  InitializedEntity::InitializeParameter(Context, Ty, false);
4764  ExprResult Arg = TheCall->getArg(i);
4765  Arg = PerformCopyInitialization(Entity, SourceLocation(), Arg);
4766  if (Arg.isInvalid())
4767  return true;
4768  TheCall->setArg(i, Arg.get());
4769  }
4770 
4771  // Permute the arguments into a 'consistent' order.
4772  SmallVector<Expr*, 5> SubExprs;
4773  SubExprs.push_back(Ptr);
4774  switch (Form) {
4775  case Init:
4776  // Note, AtomicExpr::getVal1() has a special case for this atomic.
4777  SubExprs.push_back(TheCall->getArg(1)); // Val1
4778  break;
4779  case Load:
4780  SubExprs.push_back(TheCall->getArg(1)); // Order
4781  break;
4782  case LoadCopy:
4783  case Copy:
4784  case Arithmetic:
4785  case Xchg:
4786  SubExprs.push_back(TheCall->getArg(2)); // Order
4787  SubExprs.push_back(TheCall->getArg(1)); // Val1
4788  break;
4789  case GNUXchg:
4790  // Note, AtomicExpr::getVal2() has a special case for this atomic.
4791  SubExprs.push_back(TheCall->getArg(3)); // Order
4792  SubExprs.push_back(TheCall->getArg(1)); // Val1
4793  SubExprs.push_back(TheCall->getArg(2)); // Val2
4794  break;
4795  case C11CmpXchg:
4796  SubExprs.push_back(TheCall->getArg(3)); // Order
4797  SubExprs.push_back(TheCall->getArg(1)); // Val1
4798  SubExprs.push_back(TheCall->getArg(4)); // OrderFail
4799  SubExprs.push_back(TheCall->getArg(2)); // Val2
4800  break;
4801  case GNUCmpXchg:
4802  SubExprs.push_back(TheCall->getArg(4)); // Order
4803  SubExprs.push_back(TheCall->getArg(1)); // Val1
4804  SubExprs.push_back(TheCall->getArg(5)); // OrderFail
4805  SubExprs.push_back(TheCall->getArg(2)); // Val2
4806  SubExprs.push_back(TheCall->getArg(3)); // Weak
4807  break;
4808  }
4809 
4810  if (SubExprs.size() >= 2 && Form != Init) {
4811  llvm::APSInt Result(32);
4812  if (SubExprs[1]->isIntegerConstantExpr(Result, Context) &&
4813  !isValidOrderingForOp(Result.getSExtValue(), Op))
4814  Diag(SubExprs[1]->getBeginLoc(),
4815  diag::warn_atomic_op_has_invalid_memory_order)
4816  << SubExprs[1]->getSourceRange();
4817  }
4818 
4819  if (auto ScopeModel = AtomicExpr::getScopeModel(Op)) {
4820  auto *Scope = TheCall->getArg(TheCall->getNumArgs() - 1);
4821  llvm::APSInt Result(32);
4822  if (Scope->isIntegerConstantExpr(Result, Context) &&
4823  !ScopeModel->isValid(Result.getZExtValue())) {
4824  Diag(Scope->getBeginLoc(), diag::err_atomic_op_has_invalid_synch_scope)
4825  << Scope->getSourceRange();
4826  }
4827  SubExprs.push_back(Scope);
4828  }
4829 
4830  AtomicExpr *AE =
4831  new (Context) AtomicExpr(TheCall->getCallee()->getBeginLoc(), SubExprs,
4832  ResultType, Op, TheCall->getRParenLoc());
4833 
4834  if ((Op == AtomicExpr::AO__c11_atomic_load ||
4835  Op == AtomicExpr::AO__c11_atomic_store ||
4836  Op == AtomicExpr::AO__opencl_atomic_load ||
4837  Op == AtomicExpr::AO__opencl_atomic_store ) &&
4838  Context.AtomicUsesUnsupportedLibcall(AE))
4839  Diag(AE->getBeginLoc(), diag::err_atomic_load_store_uses_lib)
4840  << ((Op == AtomicExpr::AO__c11_atomic_load ||
4841  Op == AtomicExpr::AO__opencl_atomic_load)
4842  ? 0
4843  : 1);
4844 
4845  return AE;
4846 }
4847 
4848 /// checkBuiltinArgument - Given a call to a builtin function, perform
4849 /// normal type-checking on the given argument, updating the call in
4850 /// place. This is useful when a builtin function requires custom
4851 /// type-checking for some of its arguments but not necessarily all of
4852 /// them.
4853 ///
4854 /// Returns true on error.
4855 static bool checkBuiltinArgument(Sema &S, CallExpr *E, unsigned ArgIndex) {
4856  FunctionDecl *Fn = E->getDirectCallee();
4857  assert(Fn && "builtin call without direct callee!");
4858 
4859  ParmVarDecl *Param = Fn->getParamDecl(ArgIndex);
4860  InitializedEntity Entity =
4862 
4863  ExprResult Arg = E->getArg(0);
4864  Arg = S.PerformCopyInitialization(Entity, SourceLocation(), Arg);
4865  if (Arg.isInvalid())
4866  return true;
4867 
4868  E->setArg(ArgIndex, Arg.get());
4869  return false;
4870 }
4871 
4872 /// We have a call to a function like __sync_fetch_and_add, which is an
4873 /// overloaded function based on the pointer type of its first argument.
4874 /// The main ActOnCallExpr routines have already promoted the types of
4875 /// arguments because all of these calls are prototyped as void(...).
4876 ///
4877 /// This function goes through and does final semantic checking for these
4878 /// builtins, as well as generating any warnings.
4879 ExprResult
4880 Sema::SemaBuiltinAtomicOverloaded(ExprResult TheCallResult) {
4881  CallExpr *TheCall = static_cast<CallExpr *>(TheCallResult.get());
4882  Expr *Callee = TheCall->getCallee();
4883  DeclRefExpr *DRE = cast<DeclRefExpr>(Callee->IgnoreParenCasts());
4884  FunctionDecl *FDecl = cast<FunctionDecl>(DRE->getDecl());
4885 
4886  // Ensure that we have at least one argument to do type inference from.
4887  if (TheCall->getNumArgs() < 1) {
4888  Diag(TheCall->getEndLoc(), diag::err_typecheck_call_too_few_args_at_least)
4889  << 0 << 1 << TheCall->getNumArgs() << Callee->getSourceRange();
4890  return ExprError();
4891  }
4892 
4893  // Inspect the first argument of the atomic builtin. This should always be
4894  // a pointer type, whose element is an integral scalar or pointer type.
4895  // Because it is a pointer type, we don't have to worry about any implicit
4896  // casts here.
4897  // FIXME: We don't allow floating point scalars as input.
4898  Expr *FirstArg = TheCall->getArg(0);
4899  ExprResult FirstArgResult = DefaultFunctionArrayLvalueConversion(FirstArg);
4900  if (FirstArgResult.isInvalid())
4901  return ExprError();
4902  FirstArg = FirstArgResult.get();
4903  TheCall->setArg(0, FirstArg);
4904 
4905  const PointerType *pointerType = FirstArg->getType()->getAs<PointerType>();
4906  if (!pointerType) {
4907  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_must_be_pointer)
4908  << FirstArg->getType() << FirstArg->getSourceRange();
4909  return ExprError();
4910  }
4911 
4912  QualType ValType = pointerType->getPointeeType();
4913  if (!ValType->isIntegerType() && !ValType->isAnyPointerType() &&
4914  !ValType->isBlockPointerType()) {
4915  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_must_be_pointer_intptr)
4916  << FirstArg->getType() << FirstArg->getSourceRange();
4917  return ExprError();
4918  }
4919 
4920  if (ValType.isConstQualified()) {
4921  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_cannot_be_const)
4922  << FirstArg->getType() << FirstArg->getSourceRange();
4923  return ExprError();
4924  }
4925 
4926  switch (ValType.getObjCLifetime()) {
4927  case Qualifiers::OCL_None:
4929  // okay
4930  break;
4931 
4932  case Qualifiers::OCL_Weak:
4935  Diag(DRE->getBeginLoc(), diag::err_arc_atomic_ownership)
4936  << ValType << FirstArg->getSourceRange();
4937  return ExprError();
4938  }
4939 
4940  // Strip any qualifiers off ValType.
4941  ValType = ValType.getUnqualifiedType();
4942 
4943  // The majority of builtins return a value, but a few have special return
4944  // types, so allow them to override appropriately below.
4945  QualType ResultType = ValType;
4946 
4947  // We need to figure out which concrete builtin this maps onto. For example,
4948  // __sync_fetch_and_add with a 2 byte object turns into
4949  // __sync_fetch_and_add_2.
4950 #define BUILTIN_ROW(x) \
4951  { Builtin::BI##x##_1, Builtin::BI##x##_2, Builtin::BI##x##_4, \
4952  Builtin::BI##x##_8, Builtin::BI##x##_16 }
4953 
4954  static const unsigned BuiltinIndices[][5] = {
4955  BUILTIN_ROW(__sync_fetch_and_add),
4956  BUILTIN_ROW(__sync_fetch_and_sub),
4957  BUILTIN_ROW(__sync_fetch_and_or),
4958  BUILTIN_ROW(__sync_fetch_and_and),
4959  BUILTIN_ROW(__sync_fetch_and_xor),
4960  BUILTIN_ROW(__sync_fetch_and_nand),
4961 
4962  BUILTIN_ROW(__sync_add_and_fetch),
4963  BUILTIN_ROW(__sync_sub_and_fetch),
4964  BUILTIN_ROW(__sync_and_and_fetch),
4965  BUILTIN_ROW(__sync_or_and_fetch),
4966  BUILTIN_ROW(__sync_xor_and_fetch),
4967  BUILTIN_ROW(__sync_nand_and_fetch),
4968 
4969  BUILTIN_ROW(__sync_val_compare_and_swap),
4970  BUILTIN_ROW(__sync_bool_compare_and_swap),
4971  BUILTIN_ROW(__sync_lock_test_and_set),
4972  BUILTIN_ROW(__sync_lock_release),
4973  BUILTIN_ROW(__sync_swap)
4974  };
4975 #undef BUILTIN_ROW
4976 
4977  // Determine the index of the size.
4978  unsigned SizeIndex;
4979  switch (Context.getTypeSizeInChars(ValType).getQuantity()) {
4980  case 1: SizeIndex = 0; break;
4981  case 2: SizeIndex = 1; break;
4982  case 4: SizeIndex = 2; break;
4983  case 8: SizeIndex = 3; break;
4984  case 16: SizeIndex = 4; break;
4985  default:
4986  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_pointer_size)
4987  << FirstArg->getType() << FirstArg->getSourceRange();
4988  return ExprError();
4989  }
4990 
4991  // Each of these builtins has one pointer argument, followed by some number of
4992  // values (0, 1 or 2) followed by a potentially empty varags list of stuff
4993  // that we ignore. Find out which row of BuiltinIndices to read from as well
4994  // as the number of fixed args.
4995  unsigned BuiltinID = FDecl->getBuiltinID();
4996  unsigned BuiltinIndex, NumFixed = 1;
4997  bool WarnAboutSemanticsChange = false;
4998  switch (BuiltinID) {
4999  default: llvm_unreachable("Unknown overloaded atomic builtin!");
5000  case Builtin::BI__sync_fetch_and_add:
5001  case Builtin::BI__sync_fetch_and_add_1:
5002  case Builtin::BI__sync_fetch_and_add_2:
5003  case Builtin::BI__sync_fetch_and_add_4:
5004  case Builtin::BI__sync_fetch_and_add_8:
5005  case Builtin::BI__sync_fetch_and_add_16:
5006  BuiltinIndex = 0;
5007  break;
5008 
5009  case Builtin::BI__sync_fetch_and_sub:
5010  case Builtin::BI__sync_fetch_and_sub_1:
5011  case Builtin::BI__sync_fetch_and_sub_2:
5012  case Builtin::BI__sync_fetch_and_sub_4:
5013  case Builtin::BI__sync_fetch_and_sub_8:
5014  case Builtin::BI__sync_fetch_and_sub_16:
5015  BuiltinIndex = 1;
5016  break;
5017 
5018  case Builtin::BI__sync_fetch_and_or:
5019  case Builtin::BI__sync_fetch_and_or_1:
5020  case Builtin::BI__sync_fetch_and_or_2:
5021  case Builtin::BI__sync_fetch_and_or_4:
5022  case Builtin::BI__sync_fetch_and_or_8:
5023  case Builtin::BI__sync_fetch_and_or_16:
5024  BuiltinIndex = 2;
5025  break;
5026 
5027  case Builtin::BI__sync_fetch_and_and:
5028  case Builtin::BI__sync_fetch_and_and_1:
5029  case Builtin::BI__sync_fetch_and_and_2:
5030  case Builtin::BI__sync_fetch_and_and_4:
5031  case Builtin::BI__sync_fetch_and_and_8:
5032  case Builtin::BI__sync_fetch_and_and_16:
5033  BuiltinIndex = 3;
5034  break;
5035 
5036  case Builtin::BI__sync_fetch_and_xor:
5037  case Builtin::BI__sync_fetch_and_xor_1:
5038  case Builtin::BI__sync_fetch_and_xor_2:
5039  case Builtin::BI__sync_fetch_and_xor_4:
5040  case Builtin::BI__sync_fetch_and_xor_8:
5041  case Builtin::BI__sync_fetch_and_xor_16:
5042  BuiltinIndex = 4;
5043  break;
5044 
5045  case Builtin::BI__sync_fetch_and_nand:
5046  case Builtin::BI__sync_fetch_and_nand_1:
5047  case Builtin::BI__sync_fetch_and_nand_2:
5048  case Builtin::BI__sync_fetch_and_nand_4:
5049  case Builtin::BI__sync_fetch_and_nand_8:
5050  case Builtin::BI__sync_fetch_and_nand_16:
5051  BuiltinIndex = 5;
5052  WarnAboutSemanticsChange = true;
5053  break;
5054 
5055  case Builtin::BI__sync_add_and_fetch:
5056  case Builtin::BI__sync_add_and_fetch_1:
5057  case Builtin::BI__sync_add_and_fetch_2:
5058  case Builtin::BI__sync_add_and_fetch_4:
5059  case Builtin::BI__sync_add_and_fetch_8:
5060  case Builtin::BI__sync_add_and_fetch_16:
5061  BuiltinIndex = 6;
5062  break;
5063 
5064  case Builtin::BI__sync_sub_and_fetch:
5065  case Builtin::BI__sync_sub_and_fetch_1:
5066  case Builtin::BI__sync_sub_and_fetch_2:
5067  case Builtin::BI__sync_sub_and_fetch_4:
5068  case Builtin::BI__sync_sub_and_fetch_8:
5069  case Builtin::BI__sync_sub_and_fetch_16:
5070  BuiltinIndex = 7;
5071  break;
5072 
5073  case Builtin::BI__sync_and_and_fetch:
5074  case Builtin::BI__sync_and_and_fetch_1:
5075  case Builtin::BI__sync_and_and_fetch_2:
5076  case Builtin::BI__sync_and_and_fetch_4:
5077  case Builtin::BI__sync_and_and_fetch_8:
5078  case Builtin::BI__sync_and_and_fetch_16:
5079  BuiltinIndex = 8;
5080  break;
5081 
5082  case Builtin::BI__sync_or_and_fetch:
5083  case Builtin::BI__sync_or_and_fetch_1:
5084  case Builtin::BI__sync_or_and_fetch_2:
5085  case Builtin::BI__sync_or_and_fetch_4:
5086  case Builtin::BI__sync_or_and_fetch_8:
5087  case Builtin::BI__sync_or_and_fetch_16:
5088  BuiltinIndex = 9;
5089  break;
5090 
5091  case Builtin::BI__sync_xor_and_fetch:
5092  case Builtin::BI__sync_xor_and_fetch_1:
5093  case Builtin::BI__sync_xor_and_fetch_2:
5094  case Builtin::BI__sync_xor_and_fetch_4:
5095  case Builtin::BI__sync_xor_and_fetch_8:
5096  case Builtin::BI__sync_xor_and_fetch_16:
5097  BuiltinIndex = 10;
5098  break;
5099 
5100  case Builtin::BI__sync_nand_and_fetch:
5101  case Builtin::BI__sync_nand_and_fetch_1:
5102  case Builtin::BI__sync_nand_and_fetch_2:
5103  case Builtin::BI__sync_nand_and_fetch_4:
5104  case Builtin::BI__sync_nand_and_fetch_8:
5105  case Builtin::BI__sync_nand_and_fetch_16:
5106  BuiltinIndex = 11;
5107  WarnAboutSemanticsChange = true;
5108  break;
5109 
5110  case Builtin::BI__sync_val_compare_and_swap:
5111  case Builtin::BI__sync_val_compare_and_swap_1:
5112  case Builtin::BI__sync_val_compare_and_swap_2:
5113  case Builtin::BI__sync_val_compare_and_swap_4:
5114  case Builtin::BI__sync_val_compare_and_swap_8:
5115  case Builtin::BI__sync_val_compare_and_swap_16:
5116  BuiltinIndex = 12;
5117  NumFixed = 2;
5118  break;
5119 
5120  case Builtin::BI__sync_bool_compare_and_swap:
5121  case Builtin::BI__sync_bool_compare_and_swap_1:
5122  case Builtin::BI__sync_bool_compare_and_swap_2:
5123  case Builtin::BI__sync_bool_compare_and_swap_4:
5124  case Builtin::BI__sync_bool_compare_and_swap_8:
5125  case Builtin::BI__sync_bool_compare_and_swap_16:
5126  BuiltinIndex = 13;
5127  NumFixed = 2;
5128  ResultType = Context.BoolTy;
5129  break;
5130 
5131  case Builtin::BI__sync_lock_test_and_set:
5132  case Builtin::BI__sync_lock_test_and_set_1:
5133  case Builtin::BI__sync_lock_test_and_set_2:
5134  case Builtin::BI__sync_lock_test_and_set_4:
5135  case Builtin::BI__sync_lock_test_and_set_8:
5136  case Builtin::BI__sync_lock_test_and_set_16:
5137  BuiltinIndex = 14;
5138  break;
5139 
5140  case Builtin::BI__sync_lock_release:
5141  case Builtin::BI__sync_lock_release_1:
5142  case Builtin::BI__sync_lock_release_2:
5143  case Builtin::BI__sync_lock_release_4:
5144  case Builtin::BI__sync_lock_release_8:
5145  case Builtin::BI__sync_lock_release_16:
5146  BuiltinIndex = 15;
5147  NumFixed = 0;
5148  ResultType = Context.VoidTy;
5149  break;
5150 
5151  case Builtin::BI__sync_swap:
5152  case Builtin::BI__sync_swap_1:
5153  case Builtin::BI__sync_swap_2:
5154  case Builtin::BI__sync_swap_4:
5155  case Builtin::BI__sync_swap_8:
5156  case Builtin::BI__sync_swap_16:
5157  BuiltinIndex = 16;
5158  break;
5159  }
5160 
5161  // Now that we know how many fixed arguments we expect, first check that we
5162  // have at least that many.
5163  if (TheCall->getNumArgs() < 1+NumFixed) {
5164  Diag(TheCall->getEndLoc(), diag::err_typecheck_call_too_few_args_at_least)
5165  << 0 << 1 + NumFixed << TheCall->getNumArgs()
5166  << Callee->getSourceRange();
5167  return ExprError();
5168  }
5169 
5170  Diag(TheCall->getEndLoc(), diag::warn_atomic_implicit_seq_cst)
5171  << Callee->getSourceRange();
5172 
5173  if (WarnAboutSemanticsChange) {
5174  Diag(TheCall->getEndLoc(), diag::warn_sync_fetch_and_nand_semantics_change)
5175  << Callee->getSourceRange();
5176  }
5177 
5178  // Get the decl for the concrete builtin from this, we can tell what the
5179  // concrete integer type we should convert to is.
5180  unsigned NewBuiltinID = BuiltinIndices[BuiltinIndex][SizeIndex];
5181  const char *NewBuiltinName = Context.BuiltinInfo.getName(NewBuiltinID);
5182  FunctionDecl *NewBuiltinDecl;
5183  if (NewBuiltinID == BuiltinID)
5184  NewBuiltinDecl = FDecl;
5185  else {
5186  // Perform builtin lookup to avoid redeclaring it.
5187  DeclarationName DN(&Context.Idents.get(NewBuiltinName));
5188  LookupResult Res(*this, DN, DRE->getBeginLoc(), LookupOrdinaryName);
5189  LookupName(Res, TUScope, /*AllowBuiltinCreation=*/true);
5190  assert(Res.getFoundDecl());
5191  NewBuiltinDecl = dyn_cast<FunctionDecl>(Res.getFoundDecl());
5192  if (!NewBuiltinDecl)
5193  return ExprError();
5194  }
5195 
5196  // The first argument --- the pointer --- has a fixed type; we
5197  // deduce the types of the rest of the arguments accordingly. Walk
5198  // the remaining arguments, converting them to the deduced value type.
5199  for (unsigned i = 0; i != NumFixed; ++i) {
5200  ExprResult Arg = TheCall->getArg(i+1);
5201 
5202  // GCC does an implicit conversion to the pointer or integer ValType. This
5203  // can fail in some cases (1i -> int**), check for this error case now.
5204  // Initialize the argument.
5206  ValType, /*consume*/ false);
5207  Arg = PerformCopyInitialization(Entity, SourceLocation(), Arg);
5208  if (Arg.isInvalid())
5209  return ExprError();
5210 
5211  // Okay, we have something that *can* be converted to the right type. Check
5212  // to see if there is a potentially weird extension going on here. This can
5213  // happen when you do an atomic operation on something like an char* and
5214  // pass in 42. The 42 gets converted to char. This is even more strange
5215  // for things like 45.123 -> char, etc.
5216  // FIXME: Do this check.
5217  TheCall->setArg(i+1, Arg.get());
5218  }
5219 
5220  // Create a new DeclRefExpr to refer to the new decl.
5221  DeclRefExpr* NewDRE = DeclRefExpr::Create(
5222  Context,
5223  DRE->getQualifierLoc(),
5224  SourceLocation(),
5225  NewBuiltinDecl,
5226  /*enclosing*/ false,
5227  DRE->getLocation(),
5228  Context.BuiltinFnTy,
5229  DRE->getValueKind());
5230 
5231  // Set the callee in the CallExpr.
5232  // FIXME: This loses syntactic information.
5233  QualType CalleePtrTy = Context.getPointerType(NewBuiltinDecl->getType());
5234  ExprResult PromotedCall = ImpCastExprToType(NewDRE, CalleePtrTy,
5235  CK_BuiltinFnToFnPtr);
5236  TheCall->setCallee(PromotedCall.get());
5237 
5238  // Change the result type of the call to match the original value type. This
5239  // is arbitrary, but the codegen for these builtins ins design to handle it
5240  // gracefully.
5241  TheCall->setType(ResultType);
5242 
5243  return TheCallResult;
5244 }
5245 
5246 /// SemaBuiltinNontemporalOverloaded - We have a call to
5247 /// __builtin_nontemporal_store or __builtin_nontemporal_load, which is an
5248 /// overloaded function based on the pointer type of its last argument.
5249 ///
5250 /// This function goes through and does final semantic checking for these
5251 /// builtins.
5252 ExprResult Sema::SemaBuiltinNontemporalOverloaded(ExprResult TheCallResult) {
5253  CallExpr *TheCall = (CallExpr *)TheCallResult.get();
5254  DeclRefExpr *DRE =
5255  cast<DeclRefExpr>(TheCall->getCallee()->IgnoreParenCasts());
5256  FunctionDecl *FDecl = cast<FunctionDecl>(DRE->getDecl());
5257  unsigned BuiltinID = FDecl->getBuiltinID();
5258  assert((BuiltinID == Builtin::BI__builtin_nontemporal_store ||
5259  BuiltinID == Builtin::BI__builtin_nontemporal_load) &&
5260  "Unexpected nontemporal load/store builtin!");
5261  bool isStore = BuiltinID == Builtin::BI__builtin_nontemporal_store;
5262  unsigned numArgs = isStore ? 2 : 1;
5263 
5264  // Ensure that we have the proper number of arguments.
5265  if (checkArgCount(*this, TheCall, numArgs))
5266  return ExprError();
5267 
5268  // Inspect the last argument of the nontemporal builtin. This should always
5269  // be a pointer type, from which we imply the type of the memory access.
5270  // Because it is a pointer type, we don't have to worry about any implicit
5271  // casts here.
5272  Expr *PointerArg = TheCall->getArg(numArgs - 1);
5273  ExprResult PointerArgResult =
5274  DefaultFunctionArrayLvalueConversion(PointerArg);
5275 
5276  if (PointerArgResult.isInvalid())
5277  return ExprError();
5278  PointerArg = PointerArgResult.get();
5279  TheCall->setArg(numArgs - 1, PointerArg);
5280 
5281  const PointerType *pointerType = PointerArg->getType()->getAs<PointerType>();
5282  if (!pointerType) {
5283  Diag(DRE->getBeginLoc(), diag::err_nontemporal_builtin_must_be_pointer)
5284  << PointerArg->getType() << PointerArg->getSourceRange();
5285  return ExprError();
5286  }
5287 
5288  QualType ValType = pointerType->getPointeeType();
5289 
5290  // Strip any qualifiers off ValType.
5291  ValType = ValType.getUnqualifiedType();
5292  if (!ValType->isIntegerType() && !ValType->isAnyPointerType() &&
5293  !ValType->isBlockPointerType() && !ValType->isFloatingType() &&
5294  !ValType->isVectorType()) {
5295  Diag(DRE->getBeginLoc(),
5296  diag::err_nontemporal_builtin_must_be_pointer_intfltptr_or_vector)
5297  << PointerArg->getType() << PointerArg->getSourceRange();
5298  return ExprError();
5299  }
5300 
5301  if (!isStore) {
5302  TheCall->setType(ValType);
5303  return TheCallResult;
5304  }
5305 
5306  ExprResult ValArg = TheCall->getArg(0);
5308  Context, ValType, /*consume*/ false);
5309  ValArg = PerformCopyInitialization(Entity, SourceLocation(), ValArg);
5310  if (ValArg.isInvalid())
5311  return ExprError();
5312 
5313  TheCall->setArg(0, ValArg.get());
5314  TheCall->setType(Context.VoidTy);
5315  return TheCallResult;
5316 }
5317 
5318 /// CheckObjCString - Checks that the argument to the builtin
5319 /// CFString constructor is correct
5320 /// Note: It might also make sense to do the UTF-16 conversion here (would
5321 /// simplify the backend).
5322 bool Sema::CheckObjCString(Expr *Arg) {
5323  Arg = Arg->IgnoreParenCasts();
5324  StringLiteral *Literal = dyn_cast<StringLiteral>(Arg);
5325 
5326  if (!Literal || !Literal->isAscii()) {
5327  Diag(Arg->getBeginLoc(), diag::err_cfstring_literal_not_string_constant)
5328  << Arg->getSourceRange();
5329  return true;
5330  }
5331 
5332  if (Literal->containsNonAsciiOrNull()) {
5333  StringRef String = Literal->getString();
5334  unsigned NumBytes = String.size();
5335  SmallVector<llvm::UTF16, 128> ToBuf(NumBytes);
5336  const llvm::UTF8 *FromPtr = (const llvm::UTF8 *)String.data();
5337  llvm::UTF16 *ToPtr = &ToBuf[0];
5338 
5339  llvm::ConversionResult Result =
5340  llvm::ConvertUTF8toUTF16(&FromPtr, FromPtr + NumBytes, &ToPtr,
5341  ToPtr + NumBytes, llvm::strictConversion);
5342  // Check for conversion failure.
5343  if (Result != llvm::conversionOK)
5344  Diag(Arg->getBeginLoc(), diag::warn_cfstring_truncated)
5345  << Arg->getSourceRange();
5346  }
5347  return false;
5348 }
5349 
5350 /// CheckObjCString - Checks that the format string argument to the os_log()
5351 /// and os_trace() functions is correct, and converts it to const char *.
5352 ExprResult Sema::CheckOSLogFormatStringArg(Expr *Arg) {
5353  Arg = Arg->IgnoreParenCasts();
5354  auto *Literal = dyn_cast<StringLiteral>(Arg);
5355  if (!Literal) {
5356  if (auto *ObjcLiteral = dyn_cast<ObjCStringLiteral>(Arg)) {
5357  Literal = ObjcLiteral->getString();
5358  }
5359  }
5360 
5361  if (!Literal || (!Literal->isAscii() && !Literal->isUTF8())) {
5362  return ExprError(
5363  Diag(Arg->getBeginLoc(), diag::err_os_log_format_not_string_constant)
5364  << Arg->getSourceRange());
5365  }
5366 
5367  ExprResult Result(Literal);
5368  QualType ResultTy = Context.getPointerType(Context.CharTy.withConst());
5369  InitializedEntity Entity =
5370  InitializedEntity::InitializeParameter(Context, ResultTy, false);
5371  Result = PerformCopyInitialization(Entity, SourceLocation(), Result);
5372  return Result;
5373 }
5374 
5375 /// Check that the user is calling the appropriate va_start builtin for the
5376 /// target and calling convention.
5377 static bool checkVAStartABI(Sema &S, unsigned BuiltinID, Expr *Fn) {
5378  const llvm::Triple &TT = S.Context.getTargetInfo().getTriple();
5379  bool IsX64 = TT.getArch() == llvm::Triple::x86_64;
5380  bool IsAArch64 = TT.getArch() == llvm::Triple::aarch64;
5381  bool IsWindows = TT.isOSWindows();
5382  bool IsMSVAStart = BuiltinID == Builtin::BI__builtin_ms_va_start;
5383  if (IsX64 || IsAArch64) {
5384  CallingConv CC = CC_C;
5385  if (const FunctionDecl *FD = S.getCurFunctionDecl())
5386  CC = FD->getType()->getAs<FunctionType>()->getCallConv();
5387  if (IsMSVAStart) {
5388  // Don't allow this in System V ABI functions.
5389  if (CC == CC_X86_64SysV || (!IsWindows && CC != CC_Win64))
5390  return S.Diag(Fn->getBeginLoc(),
5391  diag::err_ms_va_start_used_in_sysv_function);
5392  } else {
5393  // On x86-64/AArch64 Unix, don't allow this in Win64 ABI functions.
5394  // On x64 Windows, don't allow this in System V ABI functions.
5395  // (Yes, that means there's no corresponding way to support variadic
5396  // System V ABI functions on Windows.)
5397  if ((IsWindows && CC == CC_X86_64SysV) ||
5398  (!IsWindows && CC == CC_Win64))
5399  return S.Diag(Fn->getBeginLoc(),
5400  diag::err_va_start_used_in_wrong_abi_function)
5401  << !IsWindows;
5402  }
5403  return false;
5404  }
5405 
5406  if (IsMSVAStart)
5407  return S.Diag(Fn->getBeginLoc(), diag::err_builtin_x64_aarch64_only);
5408  return false;
5409 }
5410 
5412  ParmVarDecl **LastParam = nullptr) {
5413  // Determine whether the current function, block, or obj-c method is variadic
5414  // and get its parameter list.
5415  bool IsVariadic = false;
5416  ArrayRef<ParmVarDecl *> Params;
5417  DeclContext *Caller = S.CurContext;
5418  if (auto *Block = dyn_cast<BlockDecl>(Caller)) {
5419  IsVariadic = Block->isVariadic();
5420  Params = Block->parameters();
5421  } else if (auto *FD = dyn_cast<FunctionDecl>(Caller)) {
5422  IsVariadic = FD->isVariadic();
5423  Params = FD->parameters();
5424  } else if (auto *MD = dyn_cast<ObjCMethodDecl>(Caller)) {
5425  IsVariadic = MD->isVariadic();
5426  // FIXME: This isn't correct for methods (results in bogus warning).
5427  Params = MD->parameters();
5428  } else if (isa<CapturedDecl>(Caller)) {
5429  // We don't support va_start in a CapturedDecl.
5430  S.Diag(Fn->getBeginLoc(), diag::err_va_start_captured_stmt);
5431  return true;
5432  } else {
5433  // This must be some other declcontext that parses exprs.
5434  S.Diag(Fn->getBeginLoc(), diag::err_va_start_outside_function);
5435  return true;
5436  }
5437 
5438  if (!IsVariadic) {
5439  S.Diag(Fn->getBeginLoc(), diag::err_va_start_fixed_function);
5440  return true;
5441  }
5442 
5443  if (LastParam)
5444  *LastParam = Params.empty() ? nullptr : Params.back();
5445 
5446  return false;
5447 }
5448 
5449 /// Check the arguments to '__builtin_va_start' or '__builtin_ms_va_start'
5450 /// for validity. Emit an error and return true on failure; return false
5451 /// on success.
5452 bool Sema::SemaBuiltinVAStart(unsigned BuiltinID, CallExpr *TheCall) {
5453  Expr *Fn = TheCall->getCallee();
5454 
5455  if (checkVAStartABI(*this, BuiltinID, Fn))
5456  return true;
5457 
5458  if (TheCall->getNumArgs() > 2) {
5459  Diag(TheCall->getArg(2)->getBeginLoc(),
5460  diag::err_typecheck_call_too_many_args)
5461  << 0 /*function call*/ << 2 << TheCall->getNumArgs()
5462  << Fn->getSourceRange()
5463  << SourceRange(TheCall->getArg(2)->getBeginLoc(),
5464  (*(TheCall->arg_end() - 1))->getEndLoc());
5465  return true;
5466  }
5467 
5468  if (TheCall->getNumArgs() < 2) {
5469  return Diag(TheCall->getEndLoc(),
5470  diag::err_typecheck_call_too_few_args_at_least)
5471  << 0 /*function call*/ << 2 << TheCall->getNumArgs();
5472  }
5473 
5474  // Type-check the first argument normally.
5475  if (checkBuiltinArgument(*this, TheCall, 0))
5476  return true;
5477 
5478  // Check that the current function is variadic, and get its last parameter.
5479  ParmVarDecl *LastParam;
5480  if (checkVAStartIsInVariadicFunction(*this, Fn, &LastParam))
5481  return true;
5482 
5483  // Verify that the second argument to the builtin is the last argument of the
5484  // current function or method.
5485  bool SecondArgIsLastNamedArgument = false;
5486  const Expr *Arg = TheCall->getArg(1)->IgnoreParenCasts();
5487 
5488  // These are valid if SecondArgIsLastNamedArgument is false after the next
5489  // block.
5490  QualType Type;
5491  SourceLocation ParamLoc;
5492  bool IsCRegister = false;
5493 
5494  if (const DeclRefExpr *DR = dyn_cast<DeclRefExpr>(Arg)) {
5495  if (const ParmVarDecl *PV = dyn_cast<ParmVarDecl>(DR->getDecl())) {
5496  SecondArgIsLastNamedArgument = PV == LastParam;
5497 
5498  Type = PV->getType();
5499  ParamLoc = PV->getLocation();
5500  IsCRegister =
5501  PV->getStorageClass() == SC_Register && !getLangOpts().CPlusPlus;
5502  }
5503  }
5504 
5505  if (!SecondArgIsLastNamedArgument)
5506  Diag(TheCall->getArg(1)->getBeginLoc(),
5507  diag::warn_second_arg_of_va_start_not_last_named_param);
5508  else if (IsCRegister || Type->isReferenceType() ||
5509  Type->isSpecificBuiltinType(BuiltinType::Float) || [=] {
5510  // Promotable integers are UB, but enumerations need a bit of
5511  // extra checking to see what their promotable type actually is.
5512  if (!Type->isPromotableIntegerType())
5513  return false;
5514  if (!Type->isEnumeralType())
5515  return true;
5516  const EnumDecl *ED = Type->getAs<EnumType>()->getDecl();
5517  return !(ED &&
5518  Context.typesAreCompatible(ED->getPromotionType(), Type));
5519  }()) {
5520  unsigned Reason = 0;
5521  if (Type->isReferenceType()) Reason = 1;
5522  else if (IsCRegister) Reason = 2;
5523  Diag(Arg->getBeginLoc(), diag::warn_va_start_type_is_undefined) << Reason;
5524  Diag(ParamLoc, diag::note_parameter_type) << Type;
5525  }
5526 
5527  TheCall->setType(Context.VoidTy);
5528  return false;
5529 }
5530 
5531 bool Sema::SemaBuiltinVAStartARMMicrosoft(CallExpr *Call) {
5532  // void __va_start(va_list *ap, const char *named_addr, size_t slot_size,
5533  // const char *named_addr);
5534 
5535  Expr *Func = Call->getCallee();
5536 
5537  if (Call->getNumArgs() < 3)
5538  return Diag(Call->getEndLoc(),
5539  diag::err_typecheck_call_too_few_args_at_least)
5540  << 0 /*function call*/ << 3 << Call->getNumArgs();
5541 
5542  // Type-check the first argument normally.
5543  if (checkBuiltinArgument(*this, Call, 0))
5544  return true;
5545 
5546  // Check that the current function is variadic.
5547  if (checkVAStartIsInVariadicFunction(*this, Func))
5548  return true;
5549 
5550  // __va_start on Windows does not validate the parameter qualifiers
5551 
5552  const Expr *Arg1 = Call->getArg(1)->IgnoreParens();
5553  const Type *Arg1Ty = Arg1->getType().getCanonicalType().getTypePtr();
5554 
5555  const Expr *Arg2 = Call->getArg(2)->IgnoreParens();
5556  const Type *Arg2Ty = Arg2->getType().getCanonicalType().getTypePtr();
5557 
5558  const QualType &ConstCharPtrTy =
5559  Context.getPointerType(Context.CharTy.withConst());
5560  if (!Arg1Ty->isPointerType() ||
5561  Arg1Ty->getPointeeType().withoutLocalFastQualifiers() != Context.CharTy)
5562  Diag(Arg1->getBeginLoc(), diag::err_typecheck_convert_incompatible)
5563  << Arg1->getType() << ConstCharPtrTy << 1 /* different class */
5564  << 0 /* qualifier difference */
5565  << 3 /* parameter mismatch */
5566  << 2 << Arg1->getType() << ConstCharPtrTy;
5567 
5568  const QualType SizeTy = Context.getSizeType();
5569  if (Arg2Ty->getCanonicalTypeInternal().withoutLocalFastQualifiers() != SizeTy)
5570  Diag(Arg2->getBeginLoc(), diag::err_typecheck_convert_incompatible)
5571  << Arg2->getType() << SizeTy << 1 /* different class */
5572  << 0 /* qualifier difference */
5573  << 3 /* parameter mismatch */
5574  << 3 << Arg2->getType() << SizeTy;
5575 
5576  return false;
5577 }
5578 
5579 /// SemaBuiltinUnorderedCompare - Handle functions like __builtin_isgreater and
5580 /// friends. This is declared to take (...), so we have to check everything.
5581 bool Sema::SemaBuiltinUnorderedCompare(CallExpr *TheCall) {
5582  if (TheCall->getNumArgs() < 2)
5583  return Diag(TheCall->getEndLoc(), diag::err_typecheck_call_too_few_args)
5584  << 0 << 2 << TheCall->getNumArgs() /*function call*/;
5585  if (TheCall->getNumArgs() > 2)
5586  return Diag(TheCall->getArg(2)->getBeginLoc(),
5587  diag::err_typecheck_call_too_many_args)
5588  << 0 /*function call*/ << 2 << TheCall->getNumArgs()
5589  << SourceRange(TheCall->getArg(2)->getBeginLoc(),
5590  (*(TheCall->arg_end() - 1))->getEndLoc());
5591 
5592  ExprResult OrigArg0 = TheCall->getArg(0);
5593  ExprResult OrigArg1 = TheCall->getArg(1);
5594 
5595  // Do standard promotions between the two arguments, returning their common
5596  // type.
5597  QualType Res = UsualArithmeticConversions(OrigArg0, OrigArg1, false);
5598  if (OrigArg0.isInvalid() || OrigArg1.isInvalid())
5599  return true;
5600 
5601  // Make sure any conversions are pushed back into the call; this is
5602  // type safe since unordered compare builtins are declared as "_Bool
5603  // foo(...)".
5604  TheCall->setArg(0, OrigArg0.get());
5605  TheCall->setArg(1, OrigArg1.get());
5606 
5607  if (OrigArg0.get()->isTypeDependent() || OrigArg1.get()->isTypeDependent())
5608  return false;
5609 
5610  // If the common type isn't a real floating type, then the arguments were
5611  // invalid for this operation.
5612  if (Res.isNull() || !Res->isRealFloatingType())
5613  return Diag(OrigArg0.get()->getBeginLoc(),
5614  diag::err_typecheck_call_invalid_ordered_compare)
5615  << OrigArg0.get()->getType() << OrigArg1.get()->getType()
5616  << SourceRange(OrigArg0.get()->getBeginLoc(),
5617  OrigArg1.get()->getEndLoc());
5618 
5619  return false;
5620 }
5621 
5622 /// SemaBuiltinSemaBuiltinFPClassification - Handle functions like
5623 /// __builtin_isnan and friends. This is declared to take (...), so we have
5624 /// to check everything. We expect the last argument to be a floating point
5625 /// value.
5626 bool Sema::SemaBuiltinFPClassification(CallExpr *TheCall, unsigned NumArgs) {
5627  if (TheCall->getNumArgs() < NumArgs)
5628  return Diag(TheCall->getEndLoc(), diag::err_typecheck_call_too_few_args)
5629  << 0 << NumArgs << TheCall->getNumArgs() /*function call*/;
5630  if (TheCall->getNumArgs() > NumArgs)
5631  return Diag(TheCall->getArg(NumArgs)->getBeginLoc(),
5632  diag::err_typecheck_call_too_many_args)
5633  << 0 /*function call*/ << NumArgs << TheCall->getNumArgs()
5634  << SourceRange(TheCall->getArg(NumArgs)->getBeginLoc(),
5635  (*(TheCall->arg_end() - 1))->getEndLoc());
5636 
5637  Expr *OrigArg = TheCall->getArg(NumArgs-1);
5638 
5639  if (OrigArg->isTypeDependent())
5640  return false;
5641 
5642  // This operation requires a non-_Complex floating-point number.
5643  if (!OrigArg->getType()->isRealFloatingType())
5644  return Diag(OrigArg->getBeginLoc(),
5645  diag::err_typecheck_call_invalid_unary_fp)
5646  << OrigArg->getType() << OrigArg->getSourceRange();
5647 
5648  // If this is an implicit conversion from float -> float, double, or
5649  // long double, remove it.
5650  if (ImplicitCastExpr *Cast = dyn_cast<ImplicitCastExpr>(OrigArg)) {
5651  // Only remove standard FloatCasts, leaving other casts inplace
5652  if (Cast->getCastKind() == CK_FloatingCast) {
5653  Expr *CastArg = Cast->getSubExpr();
5654  if (CastArg->getType()->isSpecificBuiltinType(BuiltinType::Float)) {
5655  assert(
5656  (Cast->getType()->isSpecificBuiltinType(BuiltinType::Double) ||
5657  Cast->getType()->isSpecificBuiltinType(BuiltinType::Float) ||
5658  Cast->getType()->isSpecificBuiltinType(BuiltinType::LongDouble)) &&
5659  "promotion from float to either float, double, or long double is "
5660  "the only expected cast here");
5661  Cast->setSubExpr(nullptr);
5662  TheCall->setArg(NumArgs-1, CastArg);
5663  }
5664  }
5665  }
5666 
5667  return false;
5668 }
5669 
5670 // Customized Sema Checking for VSX builtins that have the following signature:
5671 // vector [...] builtinName(vector [...], vector [...], const int);
5672 // Which takes the same type of vectors (any legal vector type) for the first
5673 // two arguments and takes compile time constant for the third argument.
5674 // Example builtins are :
5675 // vector double vec_xxpermdi(vector double, vector double, int);
5676 // vector short vec_xxsldwi(vector short, vector short, int);
5677 bool Sema::SemaBuiltinVSX(CallExpr *TheCall) {
5678  unsigned ExpectedNumArgs = 3;
5679  if (TheCall->getNumArgs() < ExpectedNumArgs)
5680  return Diag(TheCall->getEndLoc(),
5681  diag::err_typecheck_call_too_few_args_at_least)
5682  << 0 /*function call*/ << ExpectedNumArgs << TheCall->getNumArgs()
5683  << TheCall->getSourceRange();
5684 
5685  if (TheCall->getNumArgs() > ExpectedNumArgs)
5686  return Diag(TheCall->getEndLoc(),
5687  diag::err_typecheck_call_too_many_args_at_most)
5688  << 0 /*function call*/ << ExpectedNumArgs << TheCall->getNumArgs()
5689  << TheCall->getSourceRange();
5690 
5691  // Check the third argument is a compile time constant
5692  llvm::APSInt Value;
5693  if(!TheCall->getArg(2)->isIntegerConstantExpr(Value, Context))
5694  return Diag(TheCall->getBeginLoc(),
5695  diag::err_vsx_builtin_nonconstant_argument)
5696  << 3 /* argument index */ << TheCall->getDirectCallee()
5697  << SourceRange(TheCall->getArg(2)->getBeginLoc(),
5698  TheCall->getArg(2)->getEndLoc());
5699 
5700  QualType Arg1Ty = TheCall->getArg(0)->getType();
5701  QualType Arg2Ty = TheCall->getArg(1)->getType();
5702 
5703  // Check the type of argument 1 and argument 2 are vectors.
5704  SourceLocation BuiltinLoc = TheCall->getBeginLoc();
5705  if ((!Arg1Ty->isVectorType() && !Arg1Ty->isDependentType()) ||
5706  (!Arg2Ty->isVectorType() && !Arg2Ty->isDependentType())) {
5707  return Diag(BuiltinLoc, diag::err_vec_builtin_non_vector)
5708  << TheCall->getDirectCallee()
5709  << SourceRange(TheCall->getArg(0)->getBeginLoc(),
5710  TheCall->getArg(1)->getEndLoc());
5711  }
5712 
5713  // Check the first two arguments are the same type.
5714  if (!Context.hasSameUnqualifiedType(Arg1Ty, Arg2Ty)) {
5715  return Diag(BuiltinLoc, diag::err_vec_builtin_incompatible_vector)
5716  << TheCall->getDirectCallee()
5717  << SourceRange(TheCall->getArg(0)->getBeginLoc(),
5718  TheCall->getArg(1)->getEndLoc());
5719  }
5720 
5721  // When default clang type checking is turned off and the customized type
5722  // checking is used, the returning type of the function must be explicitly
5723  // set. Otherwise it is _Bool by default.
5724  TheCall->setType(Arg1Ty);
5725 
5726  return false;
5727 }
5728 
5729 /// SemaBuiltinShuffleVector - Handle __builtin_shufflevector.
5730 // This is declared to take (...), so we have to check everything.
5732  if (TheCall->getNumArgs() < 2)
5733  return ExprError(Diag(TheCall->getEndLoc(),
5734  diag::err_typecheck_call_too_few_args_at_least)
5735  << 0 /*function call*/ << 2 << TheCall->getNumArgs()
5736  << TheCall->getSourceRange());
5737 
5738  // Determine which of the following types of shufflevector we're checking: