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/SaveAndRestore.h"
88 #include "llvm/Support/raw_ostream.h"
89 #include <algorithm>
90 #include <cassert>
91 #include <cstddef>
92 #include <cstdint>
93 #include <functional>
94 #include <limits>
95 #include <string>
96 #include <tuple>
97 #include <utility>
98 
99 using namespace clang;
100 using namespace sema;
101 
103  unsigned ByteNo) const {
104  return SL->getLocationOfByte(ByteNo, getSourceManager(), LangOpts,
105  Context.getTargetInfo());
106 }
107 
108 /// Checks that a call expression's argument count is the desired number.
109 /// This is useful when doing custom type-checking. Returns true on error.
110 static bool checkArgCount(Sema &S, CallExpr *call, unsigned desiredArgCount) {
111  unsigned argCount = call->getNumArgs();
112  if (argCount == desiredArgCount) return false;
113 
114  if (argCount < desiredArgCount)
115  return S.Diag(call->getEndLoc(), diag::err_typecheck_call_too_few_args)
116  << 0 /*function call*/ << desiredArgCount << argCount
117  << call->getSourceRange();
118 
119  // Highlight all the excess arguments.
120  SourceRange range(call->getArg(desiredArgCount)->getBeginLoc(),
121  call->getArg(argCount - 1)->getEndLoc());
122 
123  return S.Diag(range.getBegin(), diag::err_typecheck_call_too_many_args)
124  << 0 /*function call*/ << desiredArgCount << argCount
125  << call->getArg(1)->getSourceRange();
126 }
127 
128 /// Check that the first argument to __builtin_annotation is an integer
129 /// and the second argument is a non-wide string literal.
130 static bool SemaBuiltinAnnotation(Sema &S, CallExpr *TheCall) {
131  if (checkArgCount(S, TheCall, 2))
132  return true;
133 
134  // First argument should be an integer.
135  Expr *ValArg = TheCall->getArg(0);
136  QualType Ty = ValArg->getType();
137  if (!Ty->isIntegerType()) {
138  S.Diag(ValArg->getBeginLoc(), diag::err_builtin_annotation_first_arg)
139  << ValArg->getSourceRange();
140  return true;
141  }
142 
143  // Second argument should be a constant string.
144  Expr *StrArg = TheCall->getArg(1)->IgnoreParenCasts();
145  StringLiteral *Literal = dyn_cast<StringLiteral>(StrArg);
146  if (!Literal || !Literal->isAscii()) {
147  S.Diag(StrArg->getBeginLoc(), diag::err_builtin_annotation_second_arg)
148  << StrArg->getSourceRange();
149  return true;
150  }
151 
152  TheCall->setType(Ty);
153  return false;
154 }
155 
156 static bool SemaBuiltinMSVCAnnotation(Sema &S, CallExpr *TheCall) {
157  // We need at least one argument.
158  if (TheCall->getNumArgs() < 1) {
159  S.Diag(TheCall->getEndLoc(), diag::err_typecheck_call_too_few_args_at_least)
160  << 0 << 1 << TheCall->getNumArgs()
161  << TheCall->getCallee()->getSourceRange();
162  return true;
163  }
164 
165  // All arguments should be wide string literals.
166  for (Expr *Arg : TheCall->arguments()) {
167  auto *Literal = dyn_cast<StringLiteral>(Arg->IgnoreParenCasts());
168  if (!Literal || !Literal->isWide()) {
169  S.Diag(Arg->getBeginLoc(), diag::err_msvc_annotation_wide_str)
170  << Arg->getSourceRange();
171  return true;
172  }
173  }
174 
175  return false;
176 }
177 
178 /// Check that the argument to __builtin_addressof is a glvalue, and set the
179 /// result type to the corresponding pointer type.
180 static bool SemaBuiltinAddressof(Sema &S, CallExpr *TheCall) {
181  if (checkArgCount(S, TheCall, 1))
182  return true;
183 
184  ExprResult Arg(TheCall->getArg(0));
185  QualType ResultType = S.CheckAddressOfOperand(Arg, TheCall->getBeginLoc());
186  if (ResultType.isNull())
187  return true;
188 
189  TheCall->setArg(0, Arg.get());
190  TheCall->setType(ResultType);
191  return false;
192 }
193 
194 static bool SemaBuiltinOverflow(Sema &S, CallExpr *TheCall) {
195  if (checkArgCount(S, TheCall, 3))
196  return true;
197 
198  // First two arguments should be integers.
199  for (unsigned I = 0; I < 2; ++I) {
200  ExprResult Arg = TheCall->getArg(I);
201  QualType Ty = Arg.get()->getType();
202  if (!Ty->isIntegerType()) {
203  S.Diag(Arg.get()->getBeginLoc(), diag::err_overflow_builtin_must_be_int)
204  << Ty << Arg.get()->getSourceRange();
205  return true;
206  }
208  S.getASTContext(), Ty, /*consume*/ false);
209  Arg = S.PerformCopyInitialization(Entity, SourceLocation(), Arg);
210  if (Arg.isInvalid())
211  return true;
212  TheCall->setArg(I, Arg.get());
213  }
214 
215  // Third argument should be a pointer to a non-const integer.
216  // IRGen correctly handles volatile, restrict, and address spaces, and
217  // the other qualifiers aren't possible.
218  {
219  ExprResult Arg = TheCall->getArg(2);
220  QualType Ty = Arg.get()->getType();
221  const auto *PtrTy = Ty->getAs<PointerType>();
222  if (!(PtrTy && PtrTy->getPointeeType()->isIntegerType() &&
223  !PtrTy->getPointeeType().isConstQualified())) {
224  S.Diag(Arg.get()->getBeginLoc(),
225  diag::err_overflow_builtin_must_be_ptr_int)
226  << Ty << Arg.get()->getSourceRange();
227  return true;
228  }
230  S.getASTContext(), Ty, /*consume*/ false);
231  Arg = S.PerformCopyInitialization(Entity, SourceLocation(), Arg);
232  if (Arg.isInvalid())
233  return true;
234  TheCall->setArg(2, Arg.get());
235  }
236  return false;
237 }
238 
239 static bool SemaBuiltinCallWithStaticChain(Sema &S, CallExpr *BuiltinCall) {
240  if (checkArgCount(S, BuiltinCall, 2))
241  return true;
242 
243  SourceLocation BuiltinLoc = BuiltinCall->getBeginLoc();
244  Expr *Builtin = BuiltinCall->getCallee()->IgnoreImpCasts();
245  Expr *Call = BuiltinCall->getArg(0);
246  Expr *Chain = BuiltinCall->getArg(1);
247 
248  if (Call->getStmtClass() != Stmt::CallExprClass) {
249  S.Diag(BuiltinLoc, diag::err_first_argument_to_cwsc_not_call)
250  << Call->getSourceRange();
251  return true;
252  }
253 
254  auto CE = cast<CallExpr>(Call);
255  if (CE->getCallee()->getType()->isBlockPointerType()) {
256  S.Diag(BuiltinLoc, diag::err_first_argument_to_cwsc_block_call)
257  << Call->getSourceRange();
258  return true;
259  }
260 
261  const Decl *TargetDecl = CE->getCalleeDecl();
262  if (const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(TargetDecl))
263  if (FD->getBuiltinID()) {
264  S.Diag(BuiltinLoc, diag::err_first_argument_to_cwsc_builtin_call)
265  << Call->getSourceRange();
266  return true;
267  }
268 
269  if (isa<CXXPseudoDestructorExpr>(CE->getCallee()->IgnoreParens())) {
270  S.Diag(BuiltinLoc, diag::err_first_argument_to_cwsc_pdtor_call)
271  << Call->getSourceRange();
272  return true;
273  }
274 
275  ExprResult ChainResult = S.UsualUnaryConversions(Chain);
276  if (ChainResult.isInvalid())
277  return true;
278  if (!ChainResult.get()->getType()->isPointerType()) {
279  S.Diag(BuiltinLoc, diag::err_second_argument_to_cwsc_not_pointer)
280  << Chain->getSourceRange();
281  return true;
282  }
283 
284  QualType ReturnTy = CE->getCallReturnType(S.Context);
285  QualType ArgTys[2] = { ReturnTy, ChainResult.get()->getType() };
286  QualType BuiltinTy = S.Context.getFunctionType(
287  ReturnTy, ArgTys, FunctionProtoType::ExtProtoInfo());
288  QualType BuiltinPtrTy = S.Context.getPointerType(BuiltinTy);
289 
290  Builtin =
291  S.ImpCastExprToType(Builtin, BuiltinPtrTy, CK_BuiltinFnToFnPtr).get();
292 
293  BuiltinCall->setType(CE->getType());
294  BuiltinCall->setValueKind(CE->getValueKind());
295  BuiltinCall->setObjectKind(CE->getObjectKind());
296  BuiltinCall->setCallee(Builtin);
297  BuiltinCall->setArg(1, ChainResult.get());
298 
299  return false;
300 }
301 
302 /// Check a call to BuiltinID for buffer overflows. If BuiltinID is a
303 /// __builtin_*_chk function, then use the object size argument specified in the
304 /// source. Otherwise, infer the object size using __builtin_object_size.
305 void Sema::checkFortifiedBuiltinMemoryFunction(FunctionDecl *FD,
306  CallExpr *TheCall) {
307  // FIXME: There are some more useful checks we could be doing here:
308  // - Analyze the format string of sprintf to see how much of buffer is used.
309  // - Evaluate strlen of strcpy arguments, use as object size.
310 
311  if (TheCall->isValueDependent() || TheCall->isTypeDependent() ||
312  isConstantEvaluated())
313  return;
314 
315  unsigned BuiltinID = FD->getBuiltinID(/*ConsiderWrappers=*/true);
316  if (!BuiltinID)
317  return;
318 
319  unsigned DiagID = 0;
320  bool IsChkVariant = false;
321  unsigned SizeIndex, ObjectIndex;
322  switch (BuiltinID) {
323  default:
324  return;
325  case Builtin::BI__builtin___memcpy_chk:
326  case Builtin::BI__builtin___memmove_chk:
327  case Builtin::BI__builtin___memset_chk:
328  case Builtin::BI__builtin___strlcat_chk:
329  case Builtin::BI__builtin___strlcpy_chk:
330  case Builtin::BI__builtin___strncat_chk:
331  case Builtin::BI__builtin___strncpy_chk:
332  case Builtin::BI__builtin___stpncpy_chk:
333  case Builtin::BI__builtin___memccpy_chk: {
334  DiagID = diag::warn_builtin_chk_overflow;
335  IsChkVariant = true;
336  SizeIndex = TheCall->getNumArgs() - 2;
337  ObjectIndex = TheCall->getNumArgs() - 1;
338  break;
339  }
340 
341  case Builtin::BI__builtin___snprintf_chk:
342  case Builtin::BI__builtin___vsnprintf_chk: {
343  DiagID = diag::warn_builtin_chk_overflow;
344  IsChkVariant = true;
345  SizeIndex = 1;
346  ObjectIndex = 3;
347  break;
348  }
349 
350  case Builtin::BIstrncat:
351  case Builtin::BI__builtin_strncat:
352  case Builtin::BIstrncpy:
353  case Builtin::BI__builtin_strncpy:
354  case Builtin::BIstpncpy:
355  case Builtin::BI__builtin_stpncpy: {
356  // Whether these functions overflow depends on the runtime strlen of the
357  // string, not just the buffer size, so emitting the "always overflow"
358  // diagnostic isn't quite right. We should still diagnose passing a buffer
359  // size larger than the destination buffer though; this is a runtime abort
360  // in _FORTIFY_SOURCE mode, and is quite suspicious otherwise.
361  DiagID = diag::warn_fortify_source_size_mismatch;
362  SizeIndex = TheCall->getNumArgs() - 1;
363  ObjectIndex = 0;
364  break;
365  }
366 
367  case Builtin::BImemcpy:
368  case Builtin::BI__builtin_memcpy:
369  case Builtin::BImemmove:
370  case Builtin::BI__builtin_memmove:
371  case Builtin::BImemset:
372  case Builtin::BI__builtin_memset: {
373  DiagID = diag::warn_fortify_source_overflow;
374  SizeIndex = TheCall->getNumArgs() - 1;
375  ObjectIndex = 0;
376  break;
377  }
378  case Builtin::BIsnprintf:
379  case Builtin::BI__builtin_snprintf:
380  case Builtin::BIvsnprintf:
381  case Builtin::BI__builtin_vsnprintf: {
382  DiagID = diag::warn_fortify_source_size_mismatch;
383  SizeIndex = 1;
384  ObjectIndex = 0;
385  break;
386  }
387  }
388 
389  llvm::APSInt ObjectSize;
390  // For __builtin___*_chk, the object size is explicitly provided by the caller
391  // (usually using __builtin_object_size). Use that value to check this call.
392  if (IsChkVariant) {
393  Expr::EvalResult Result;
394  Expr *SizeArg = TheCall->getArg(ObjectIndex);
395  if (!SizeArg->EvaluateAsInt(Result, getASTContext()))
396  return;
397  ObjectSize = Result.Val.getInt();
398 
399  // Otherwise, try to evaluate an imaginary call to __builtin_object_size.
400  } else {
401  // If the parameter has a pass_object_size attribute, then we should use its
402  // (potentially) more strict checking mode. Otherwise, conservatively assume
403  // type 0.
404  int BOSType = 0;
405  if (const auto *POS =
406  FD->getParamDecl(ObjectIndex)->getAttr<PassObjectSizeAttr>())
407  BOSType = POS->getType();
408 
409  Expr *ObjArg = TheCall->getArg(ObjectIndex);
410  uint64_t Result;
411  if (!ObjArg->tryEvaluateObjectSize(Result, getASTContext(), BOSType))
412  return;
413  // Get the object size in the target's size_t width.
414  const TargetInfo &TI = getASTContext().getTargetInfo();
415  unsigned SizeTypeWidth = TI.getTypeWidth(TI.getSizeType());
416  ObjectSize = llvm::APSInt::getUnsigned(Result).extOrTrunc(SizeTypeWidth);
417  }
418 
419  // Evaluate the number of bytes of the object that this call will use.
420  Expr::EvalResult Result;
421  Expr *UsedSizeArg = TheCall->getArg(SizeIndex);
422  if (!UsedSizeArg->EvaluateAsInt(Result, getASTContext()))
423  return;
424  llvm::APSInt UsedSize = Result.Val.getInt();
425 
426  if (UsedSize.ule(ObjectSize))
427  return;
428 
429  StringRef FunctionName = getASTContext().BuiltinInfo.getName(BuiltinID);
430  // Skim off the details of whichever builtin was called to produce a better
431  // diagnostic, as it's unlikley that the user wrote the __builtin explicitly.
432  if (IsChkVariant) {
433  FunctionName = FunctionName.drop_front(std::strlen("__builtin___"));
434  FunctionName = FunctionName.drop_back(std::strlen("_chk"));
435  } else if (FunctionName.startswith("__builtin_")) {
436  FunctionName = FunctionName.drop_front(std::strlen("__builtin_"));
437  }
438 
439  DiagRuntimeBehavior(TheCall->getBeginLoc(), TheCall,
440  PDiag(DiagID)
441  << FunctionName << ObjectSize.toString(/*Radix=*/10)
442  << UsedSize.toString(/*Radix=*/10));
443 }
444 
445 static bool SemaBuiltinSEHScopeCheck(Sema &SemaRef, CallExpr *TheCall,
446  Scope::ScopeFlags NeededScopeFlags,
447  unsigned DiagID) {
448  // Scopes aren't available during instantiation. Fortunately, builtin
449  // functions cannot be template args so they cannot be formed through template
450  // instantiation. Therefore checking once during the parse is sufficient.
451  if (SemaRef.inTemplateInstantiation())
452  return false;
453 
454  Scope *S = SemaRef.getCurScope();
455  while (S && !S->isSEHExceptScope())
456  S = S->getParent();
457  if (!S || !(S->getFlags() & NeededScopeFlags)) {
458  auto *DRE = cast<DeclRefExpr>(TheCall->getCallee()->IgnoreParenCasts());
459  SemaRef.Diag(TheCall->getExprLoc(), DiagID)
460  << DRE->getDecl()->getIdentifier();
461  return true;
462  }
463 
464  return false;
465 }
466 
467 static inline bool isBlockPointer(Expr *Arg) {
468  return Arg->getType()->isBlockPointerType();
469 }
470 
471 /// OpenCL C v2.0, s6.13.17.2 - Checks that the block parameters are all local
472 /// void*, which is a requirement of device side enqueue.
473 static bool checkOpenCLBlockArgs(Sema &S, Expr *BlockArg) {
474  const BlockPointerType *BPT =
475  cast<BlockPointerType>(BlockArg->getType().getCanonicalType());
476  ArrayRef<QualType> Params =
477  BPT->getPointeeType()->getAs<FunctionProtoType>()->getParamTypes();
478  unsigned ArgCounter = 0;
479  bool IllegalParams = false;
480  // Iterate through the block parameters until either one is found that is not
481  // a local void*, or the block is valid.
482  for (ArrayRef<QualType>::iterator I = Params.begin(), E = Params.end();
483  I != E; ++I, ++ArgCounter) {
484  if (!(*I)->isPointerType() || !(*I)->getPointeeType()->isVoidType() ||
485  (*I)->getPointeeType().getQualifiers().getAddressSpace() !=
487  // Get the location of the error. If a block literal has been passed
488  // (BlockExpr) then we can point straight to the offending argument,
489  // else we just point to the variable reference.
490  SourceLocation ErrorLoc;
491  if (isa<BlockExpr>(BlockArg)) {
492  BlockDecl *BD = cast<BlockExpr>(BlockArg)->getBlockDecl();
493  ErrorLoc = BD->getParamDecl(ArgCounter)->getBeginLoc();
494  } else if (isa<DeclRefExpr>(BlockArg)) {
495  ErrorLoc = cast<DeclRefExpr>(BlockArg)->getBeginLoc();
496  }
497  S.Diag(ErrorLoc,
498  diag::err_opencl_enqueue_kernel_blocks_non_local_void_args);
499  IllegalParams = true;
500  }
501  }
502 
503  return IllegalParams;
504 }
505 
506 static bool checkOpenCLSubgroupExt(Sema &S, CallExpr *Call) {
507  if (!S.getOpenCLOptions().isEnabled("cl_khr_subgroups")) {
508  S.Diag(Call->getBeginLoc(), diag::err_opencl_requires_extension)
509  << 1 << Call->getDirectCallee() << "cl_khr_subgroups";
510  return true;
511  }
512  return false;
513 }
514 
515 static bool SemaOpenCLBuiltinNDRangeAndBlock(Sema &S, CallExpr *TheCall) {
516  if (checkArgCount(S, TheCall, 2))
517  return true;
518 
519  if (checkOpenCLSubgroupExt(S, TheCall))
520  return true;
521 
522  // First argument is an ndrange_t type.
523  Expr *NDRangeArg = TheCall->getArg(0);
524  if (NDRangeArg->getType().getUnqualifiedType().getAsString() != "ndrange_t") {
525  S.Diag(NDRangeArg->getBeginLoc(), diag::err_opencl_builtin_expected_type)
526  << TheCall->getDirectCallee() << "'ndrange_t'";
527  return true;
528  }
529 
530  Expr *BlockArg = TheCall->getArg(1);
531  if (!isBlockPointer(BlockArg)) {
532  S.Diag(BlockArg->getBeginLoc(), diag::err_opencl_builtin_expected_type)
533  << TheCall->getDirectCallee() << "block";
534  return true;
535  }
536  return checkOpenCLBlockArgs(S, BlockArg);
537 }
538 
539 /// OpenCL C v2.0, s6.13.17.6 - Check the argument to the
540 /// get_kernel_work_group_size
541 /// and get_kernel_preferred_work_group_size_multiple builtin functions.
543  if (checkArgCount(S, TheCall, 1))
544  return true;
545 
546  Expr *BlockArg = TheCall->getArg(0);
547  if (!isBlockPointer(BlockArg)) {
548  S.Diag(BlockArg->getBeginLoc(), diag::err_opencl_builtin_expected_type)
549  << TheCall->getDirectCallee() << "block";
550  return true;
551  }
552  return checkOpenCLBlockArgs(S, BlockArg);
553 }
554 
555 /// Diagnose integer type and any valid implicit conversion to it.
556 static bool checkOpenCLEnqueueIntType(Sema &S, Expr *E,
557  const QualType &IntType);
558 
560  unsigned Start, unsigned End) {
561  bool IllegalParams = false;
562  for (unsigned I = Start; I <= End; ++I)
563  IllegalParams |= checkOpenCLEnqueueIntType(S, TheCall->getArg(I),
564  S.Context.getSizeType());
565  return IllegalParams;
566 }
567 
568 /// OpenCL v2.0, s6.13.17.1 - Check that sizes are provided for all
569 /// 'local void*' parameter of passed block.
571  Expr *BlockArg,
572  unsigned NumNonVarArgs) {
573  const BlockPointerType *BPT =
574  cast<BlockPointerType>(BlockArg->getType().getCanonicalType());
575  unsigned NumBlockParams =
576  BPT->getPointeeType()->getAs<FunctionProtoType>()->getNumParams();
577  unsigned TotalNumArgs = TheCall->getNumArgs();
578 
579  // For each argument passed to the block, a corresponding uint needs to
580  // be passed to describe the size of the local memory.
581  if (TotalNumArgs != NumBlockParams + NumNonVarArgs) {
582  S.Diag(TheCall->getBeginLoc(),
583  diag::err_opencl_enqueue_kernel_local_size_args);
584  return true;
585  }
586 
587  // Check that the sizes of the local memory are specified by integers.
588  return checkOpenCLEnqueueLocalSizeArgs(S, TheCall, NumNonVarArgs,
589  TotalNumArgs - 1);
590 }
591 
592 /// OpenCL C v2.0, s6.13.17 - Enqueue kernel function contains four different
593 /// overload formats specified in Table 6.13.17.1.
594 /// int enqueue_kernel(queue_t queue,
595 /// kernel_enqueue_flags_t flags,
596 /// const ndrange_t ndrange,
597 /// void (^block)(void))
598 /// int enqueue_kernel(queue_t queue,
599 /// kernel_enqueue_flags_t flags,
600 /// const ndrange_t ndrange,
601 /// uint num_events_in_wait_list,
602 /// clk_event_t *event_wait_list,
603 /// clk_event_t *event_ret,
604 /// void (^block)(void))
605 /// int enqueue_kernel(queue_t queue,
606 /// kernel_enqueue_flags_t flags,
607 /// const ndrange_t ndrange,
608 /// void (^block)(local void*, ...),
609 /// uint size0, ...)
610 /// int enqueue_kernel(queue_t queue,
611 /// kernel_enqueue_flags_t flags,
612 /// const ndrange_t ndrange,
613 /// uint num_events_in_wait_list,
614 /// clk_event_t *event_wait_list,
615 /// clk_event_t *event_ret,
616 /// void (^block)(local void*, ...),
617 /// uint size0, ...)
618 static bool SemaOpenCLBuiltinEnqueueKernel(Sema &S, CallExpr *TheCall) {
619  unsigned NumArgs = TheCall->getNumArgs();
620 
621  if (NumArgs < 4) {
622  S.Diag(TheCall->getBeginLoc(), diag::err_typecheck_call_too_few_args);
623  return true;
624  }
625 
626  Expr *Arg0 = TheCall->getArg(0);
627  Expr *Arg1 = TheCall->getArg(1);
628  Expr *Arg2 = TheCall->getArg(2);
629  Expr *Arg3 = TheCall->getArg(3);
630 
631  // First argument always needs to be a queue_t type.
632  if (!Arg0->getType()->isQueueT()) {
633  S.Diag(TheCall->getArg(0)->getBeginLoc(),
634  diag::err_opencl_builtin_expected_type)
635  << TheCall->getDirectCallee() << S.Context.OCLQueueTy;
636  return true;
637  }
638 
639  // Second argument always needs to be a kernel_enqueue_flags_t enum value.
640  if (!Arg1->getType()->isIntegerType()) {
641  S.Diag(TheCall->getArg(1)->getBeginLoc(),
642  diag::err_opencl_builtin_expected_type)
643  << TheCall->getDirectCallee() << "'kernel_enqueue_flags_t' (i.e. uint)";
644  return true;
645  }
646 
647  // Third argument is always an ndrange_t type.
648  if (Arg2->getType().getUnqualifiedType().getAsString() != "ndrange_t") {
649  S.Diag(TheCall->getArg(2)->getBeginLoc(),
650  diag::err_opencl_builtin_expected_type)
651  << TheCall->getDirectCallee() << "'ndrange_t'";
652  return true;
653  }
654 
655  // With four arguments, there is only one form that the function could be
656  // called in: no events and no variable arguments.
657  if (NumArgs == 4) {
658  // check that the last argument is the right block type.
659  if (!isBlockPointer(Arg3)) {
660  S.Diag(Arg3->getBeginLoc(), diag::err_opencl_builtin_expected_type)
661  << TheCall->getDirectCallee() << "block";
662  return true;
663  }
664  // we have a block type, check the prototype
665  const BlockPointerType *BPT =
666  cast<BlockPointerType>(Arg3->getType().getCanonicalType());
667  if (BPT->getPointeeType()->getAs<FunctionProtoType>()->getNumParams() > 0) {
668  S.Diag(Arg3->getBeginLoc(),
669  diag::err_opencl_enqueue_kernel_blocks_no_args);
670  return true;
671  }
672  return false;
673  }
674  // we can have block + varargs.
675  if (isBlockPointer(Arg3))
676  return (checkOpenCLBlockArgs(S, Arg3) ||
677  checkOpenCLEnqueueVariadicArgs(S, TheCall, Arg3, 4));
678  // last two cases with either exactly 7 args or 7 args and varargs.
679  if (NumArgs >= 7) {
680  // check common block argument.
681  Expr *Arg6 = TheCall->getArg(6);
682  if (!isBlockPointer(Arg6)) {
683  S.Diag(Arg6->getBeginLoc(), diag::err_opencl_builtin_expected_type)
684  << TheCall->getDirectCallee() << "block";
685  return true;
686  }
687  if (checkOpenCLBlockArgs(S, Arg6))
688  return true;
689 
690  // Forth argument has to be any integer type.
691  if (!Arg3->getType()->isIntegerType()) {
692  S.Diag(TheCall->getArg(3)->getBeginLoc(),
693  diag::err_opencl_builtin_expected_type)
694  << TheCall->getDirectCallee() << "integer";
695  return true;
696  }
697  // check remaining common arguments.
698  Expr *Arg4 = TheCall->getArg(4);
699  Expr *Arg5 = TheCall->getArg(5);
700 
701  // Fifth argument is always passed as a pointer to clk_event_t.
702  if (!Arg4->isNullPointerConstant(S.Context,
705  S.Diag(TheCall->getArg(4)->getBeginLoc(),
706  diag::err_opencl_builtin_expected_type)
707  << TheCall->getDirectCallee()
709  return true;
710  }
711 
712  // Sixth argument is always passed as a pointer to clk_event_t.
713  if (!Arg5->isNullPointerConstant(S.Context,
715  !(Arg5->getType()->isPointerType() &&
716  Arg5->getType()->getPointeeType()->isClkEventT())) {
717  S.Diag(TheCall->getArg(5)->getBeginLoc(),
718  diag::err_opencl_builtin_expected_type)
719  << TheCall->getDirectCallee()
721  return true;
722  }
723 
724  if (NumArgs == 7)
725  return false;
726 
727  return checkOpenCLEnqueueVariadicArgs(S, TheCall, Arg6, 7);
728  }
729 
730  // None of the specific case has been detected, give generic error
731  S.Diag(TheCall->getBeginLoc(),
732  diag::err_opencl_enqueue_kernel_incorrect_args);
733  return true;
734 }
735 
736 /// Returns OpenCL access qual.
737 static OpenCLAccessAttr *getOpenCLArgAccess(const Decl *D) {
738  return D->getAttr<OpenCLAccessAttr>();
739 }
740 
741 /// Returns true if pipe element type is different from the pointer.
742 static bool checkOpenCLPipeArg(Sema &S, CallExpr *Call) {
743  const Expr *Arg0 = Call->getArg(0);
744  // First argument type should always be pipe.
745  if (!Arg0->getType()->isPipeType()) {
746  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_first_arg)
747  << Call->getDirectCallee() << Arg0->getSourceRange();
748  return true;
749  }
750  OpenCLAccessAttr *AccessQual =
751  getOpenCLArgAccess(cast<DeclRefExpr>(Arg0)->getDecl());
752  // Validates the access qualifier is compatible with the call.
753  // OpenCL v2.0 s6.13.16 - The access qualifiers for pipe should only be
754  // read_only and write_only, and assumed to be read_only if no qualifier is
755  // specified.
756  switch (Call->getDirectCallee()->getBuiltinID()) {
757  case Builtin::BIread_pipe:
758  case Builtin::BIreserve_read_pipe:
759  case Builtin::BIcommit_read_pipe:
760  case Builtin::BIwork_group_reserve_read_pipe:
761  case Builtin::BIsub_group_reserve_read_pipe:
762  case Builtin::BIwork_group_commit_read_pipe:
763  case Builtin::BIsub_group_commit_read_pipe:
764  if (!(!AccessQual || AccessQual->isReadOnly())) {
765  S.Diag(Arg0->getBeginLoc(),
766  diag::err_opencl_builtin_pipe_invalid_access_modifier)
767  << "read_only" << Arg0->getSourceRange();
768  return true;
769  }
770  break;
771  case Builtin::BIwrite_pipe:
772  case Builtin::BIreserve_write_pipe:
773  case Builtin::BIcommit_write_pipe:
774  case Builtin::BIwork_group_reserve_write_pipe:
775  case Builtin::BIsub_group_reserve_write_pipe:
776  case Builtin::BIwork_group_commit_write_pipe:
777  case Builtin::BIsub_group_commit_write_pipe:
778  if (!(AccessQual && AccessQual->isWriteOnly())) {
779  S.Diag(Arg0->getBeginLoc(),
780  diag::err_opencl_builtin_pipe_invalid_access_modifier)
781  << "write_only" << Arg0->getSourceRange();
782  return true;
783  }
784  break;
785  default:
786  break;
787  }
788  return false;
789 }
790 
791 /// Returns true if pipe element type is different from the pointer.
792 static bool checkOpenCLPipePacketType(Sema &S, CallExpr *Call, unsigned Idx) {
793  const Expr *Arg0 = Call->getArg(0);
794  const Expr *ArgIdx = Call->getArg(Idx);
795  const PipeType *PipeTy = cast<PipeType>(Arg0->getType());
796  const QualType EltTy = PipeTy->getElementType();
797  const PointerType *ArgTy = ArgIdx->getType()->getAs<PointerType>();
798  // The Idx argument should be a pointer and the type of the pointer and
799  // the type of pipe element should also be the same.
800  if (!ArgTy ||
801  !S.Context.hasSameType(
802  EltTy, ArgTy->getPointeeType()->getCanonicalTypeInternal())) {
803  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_invalid_arg)
804  << Call->getDirectCallee() << S.Context.getPointerType(EltTy)
805  << ArgIdx->getType() << ArgIdx->getSourceRange();
806  return true;
807  }
808  return false;
809 }
810 
811 // Performs semantic analysis for the read/write_pipe call.
812 // \param S Reference to the semantic analyzer.
813 // \param Call A pointer to the builtin call.
814 // \return True if a semantic error has been found, false otherwise.
815 static bool SemaBuiltinRWPipe(Sema &S, CallExpr *Call) {
816  // OpenCL v2.0 s6.13.16.2 - The built-in read/write
817  // functions have two forms.
818  switch (Call->getNumArgs()) {
819  case 2:
820  if (checkOpenCLPipeArg(S, Call))
821  return true;
822  // The call with 2 arguments should be
823  // read/write_pipe(pipe T, T*).
824  // Check packet type T.
825  if (checkOpenCLPipePacketType(S, Call, 1))
826  return true;
827  break;
828 
829  case 4: {
830  if (checkOpenCLPipeArg(S, Call))
831  return true;
832  // The call with 4 arguments should be
833  // read/write_pipe(pipe T, reserve_id_t, uint, T*).
834  // Check reserve_id_t.
835  if (!Call->getArg(1)->getType()->isReserveIDT()) {
836  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_invalid_arg)
837  << Call->getDirectCallee() << S.Context.OCLReserveIDTy
838  << Call->getArg(1)->getType() << Call->getArg(1)->getSourceRange();
839  return true;
840  }
841 
842  // Check the index.
843  const Expr *Arg2 = Call->getArg(2);
844  if (!Arg2->getType()->isIntegerType() &&
845  !Arg2->getType()->isUnsignedIntegerType()) {
846  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_invalid_arg)
847  << Call->getDirectCallee() << S.Context.UnsignedIntTy
848  << Arg2->getType() << Arg2->getSourceRange();
849  return true;
850  }
851 
852  // Check packet type T.
853  if (checkOpenCLPipePacketType(S, Call, 3))
854  return true;
855  } break;
856  default:
857  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_arg_num)
858  << Call->getDirectCallee() << Call->getSourceRange();
859  return true;
860  }
861 
862  return false;
863 }
864 
865 // Performs a semantic analysis on the {work_group_/sub_group_
866 // /_}reserve_{read/write}_pipe
867 // \param S Reference to the semantic analyzer.
868 // \param Call The call to the builtin function to be analyzed.
869 // \return True if a semantic error was found, false otherwise.
870 static bool SemaBuiltinReserveRWPipe(Sema &S, CallExpr *Call) {
871  if (checkArgCount(S, Call, 2))
872  return true;
873 
874  if (checkOpenCLPipeArg(S, Call))
875  return true;
876 
877  // Check the reserve size.
878  if (!Call->getArg(1)->getType()->isIntegerType() &&
879  !Call->getArg(1)->getType()->isUnsignedIntegerType()) {
880  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_invalid_arg)
881  << Call->getDirectCallee() << S.Context.UnsignedIntTy
882  << Call->getArg(1)->getType() << Call->getArg(1)->getSourceRange();
883  return true;
884  }
885 
886  // Since return type of reserve_read/write_pipe built-in function is
887  // reserve_id_t, which is not defined in the builtin def file , we used int
888  // as return type and need to override the return type of these functions.
889  Call->setType(S.Context.OCLReserveIDTy);
890 
891  return false;
892 }
893 
894 // Performs a semantic analysis on {work_group_/sub_group_
895 // /_}commit_{read/write}_pipe
896 // \param S Reference to the semantic analyzer.
897 // \param Call The call to the builtin function to be analyzed.
898 // \return True if a semantic error was found, false otherwise.
899 static bool SemaBuiltinCommitRWPipe(Sema &S, CallExpr *Call) {
900  if (checkArgCount(S, Call, 2))
901  return true;
902 
903  if (checkOpenCLPipeArg(S, Call))
904  return true;
905 
906  // Check reserve_id_t.
907  if (!Call->getArg(1)->getType()->isReserveIDT()) {
908  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_invalid_arg)
909  << Call->getDirectCallee() << S.Context.OCLReserveIDTy
910  << Call->getArg(1)->getType() << Call->getArg(1)->getSourceRange();
911  return true;
912  }
913 
914  return false;
915 }
916 
917 // Performs a semantic analysis on the call to built-in Pipe
918 // Query Functions.
919 // \param S Reference to the semantic analyzer.
920 // \param Call The call to the builtin function to be analyzed.
921 // \return True if a semantic error was found, false otherwise.
922 static bool SemaBuiltinPipePackets(Sema &S, CallExpr *Call) {
923  if (checkArgCount(S, Call, 1))
924  return true;
925 
926  if (!Call->getArg(0)->getType()->isPipeType()) {
927  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_pipe_first_arg)
928  << Call->getDirectCallee() << Call->getArg(0)->getSourceRange();
929  return true;
930  }
931 
932  return false;
933 }
934 
935 // OpenCL v2.0 s6.13.9 - Address space qualifier functions.
936 // Performs semantic analysis for the to_global/local/private call.
937 // \param S Reference to the semantic analyzer.
938 // \param BuiltinID ID of the builtin function.
939 // \param Call A pointer to the builtin call.
940 // \return True if a semantic error has been found, false otherwise.
941 static bool SemaOpenCLBuiltinToAddr(Sema &S, unsigned BuiltinID,
942  CallExpr *Call) {
943  if (Call->getNumArgs() != 1) {
944  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_to_addr_arg_num)
945  << Call->getDirectCallee() << Call->getSourceRange();
946  return true;
947  }
948 
949  auto RT = Call->getArg(0)->getType();
950  if (!RT->isPointerType() || RT->getPointeeType()
951  .getAddressSpace() == LangAS::opencl_constant) {
952  S.Diag(Call->getBeginLoc(), diag::err_opencl_builtin_to_addr_invalid_arg)
953  << Call->getArg(0) << Call->getDirectCallee() << Call->getSourceRange();
954  return true;
955  }
956 
957  if (RT->getPointeeType().getAddressSpace() != LangAS::opencl_generic) {
958  S.Diag(Call->getArg(0)->getBeginLoc(),
959  diag::warn_opencl_generic_address_space_arg)
960  << Call->getDirectCallee()->getNameInfo().getAsString()
961  << Call->getArg(0)->getSourceRange();
962  }
963 
964  RT = RT->getPointeeType();
965  auto Qual = RT.getQualifiers();
966  switch (BuiltinID) {
967  case Builtin::BIto_global:
968  Qual.setAddressSpace(LangAS::opencl_global);
969  break;
970  case Builtin::BIto_local:
971  Qual.setAddressSpace(LangAS::opencl_local);
972  break;
973  case Builtin::BIto_private:
974  Qual.setAddressSpace(LangAS::opencl_private);
975  break;
976  default:
977  llvm_unreachable("Invalid builtin function");
978  }
980  RT.getUnqualifiedType(), Qual)));
981 
982  return false;
983 }
984 
986  if (checkArgCount(S, TheCall, 1))
987  return ExprError();
988 
989  // Compute __builtin_launder's parameter type from the argument.
990  // The parameter type is:
991  // * The type of the argument if it's not an array or function type,
992  // Otherwise,
993  // * The decayed argument type.
994  QualType ParamTy = [&]() {
995  QualType ArgTy = TheCall->getArg(0)->getType();
996  if (const ArrayType *Ty = ArgTy->getAsArrayTypeUnsafe())
997  return S.Context.getPointerType(Ty->getElementType());
998  if (ArgTy->isFunctionType()) {
999  return S.Context.getPointerType(ArgTy);
1000  }
1001  return ArgTy;
1002  }();
1003 
1004  TheCall->setType(ParamTy);
1005 
1006  auto DiagSelect = [&]() -> llvm::Optional<unsigned> {
1007  if (!ParamTy->isPointerType())
1008  return 0;
1009  if (ParamTy->isFunctionPointerType())
1010  return 1;
1011  if (ParamTy->isVoidPointerType())
1012  return 2;
1013  return llvm::Optional<unsigned>{};
1014  }();
1015  if (DiagSelect.hasValue()) {
1016  S.Diag(TheCall->getBeginLoc(), diag::err_builtin_launder_invalid_arg)
1017  << DiagSelect.getValue() << TheCall->getSourceRange();
1018  return ExprError();
1019  }
1020 
1021  // We either have an incomplete class type, or we have a class template
1022  // whose instantiation has not been forced. Example:
1023  //
1024  // template <class T> struct Foo { T value; };
1025  // Foo<int> *p = nullptr;
1026  // auto *d = __builtin_launder(p);
1027  if (S.RequireCompleteType(TheCall->getBeginLoc(), ParamTy->getPointeeType(),
1028  diag::err_incomplete_type))
1029  return ExprError();
1030 
1031  assert(ParamTy->getPointeeType()->isObjectType() &&
1032  "Unhandled non-object pointer case");
1033 
1034  InitializedEntity Entity =
1036  ExprResult Arg =
1037  S.PerformCopyInitialization(Entity, SourceLocation(), TheCall->getArg(0));
1038  if (Arg.isInvalid())
1039  return ExprError();
1040  TheCall->setArg(0, Arg.get());
1041 
1042  return TheCall;
1043 }
1044 
1045 // Emit an error and return true if the current architecture is not in the list
1046 // of supported architectures.
1047 static bool
1048 CheckBuiltinTargetSupport(Sema &S, unsigned BuiltinID, CallExpr *TheCall,
1049  ArrayRef<llvm::Triple::ArchType> SupportedArchs) {
1050  llvm::Triple::ArchType CurArch =
1051  S.getASTContext().getTargetInfo().getTriple().getArch();
1052  if (llvm::is_contained(SupportedArchs, CurArch))
1053  return false;
1054  S.Diag(TheCall->getBeginLoc(), diag::err_builtin_target_unsupported)
1055  << TheCall->getSourceRange();
1056  return true;
1057 }
1058 
1059 ExprResult
1060 Sema::CheckBuiltinFunctionCall(FunctionDecl *FDecl, unsigned BuiltinID,
1061  CallExpr *TheCall) {
1062  ExprResult TheCallResult(TheCall);
1063 
1064  // Find out if any arguments are required to be integer constant expressions.
1065  unsigned ICEArguments = 0;
1067  Context.GetBuiltinType(BuiltinID, Error, &ICEArguments);
1068  if (Error != ASTContext::GE_None)
1069  ICEArguments = 0; // Don't diagnose previously diagnosed errors.
1070 
1071  // If any arguments are required to be ICE's, check and diagnose.
1072  for (unsigned ArgNo = 0; ICEArguments != 0; ++ArgNo) {
1073  // Skip arguments not required to be ICE's.
1074  if ((ICEArguments & (1 << ArgNo)) == 0) continue;
1075 
1076  llvm::APSInt Result;
1077  if (SemaBuiltinConstantArg(TheCall, ArgNo, Result))
1078  return true;
1079  ICEArguments &= ~(1 << ArgNo);
1080  }
1081 
1082  switch (BuiltinID) {
1083  case Builtin::BI__builtin___CFStringMakeConstantString:
1084  assert(TheCall->getNumArgs() == 1 &&
1085  "Wrong # arguments to builtin CFStringMakeConstantString");
1086  if (CheckObjCString(TheCall->getArg(0)))
1087  return ExprError();
1088  break;
1089  case Builtin::BI__builtin_ms_va_start:
1090  case Builtin::BI__builtin_stdarg_start:
1091  case Builtin::BI__builtin_va_start:
1092  if (SemaBuiltinVAStart(BuiltinID, TheCall))
1093  return ExprError();
1094  break;
1095  case Builtin::BI__va_start: {
1096  switch (Context.getTargetInfo().getTriple().getArch()) {
1097  case llvm::Triple::aarch64:
1098  case llvm::Triple::arm:
1099  case llvm::Triple::thumb:
1100  if (SemaBuiltinVAStartARMMicrosoft(TheCall))
1101  return ExprError();
1102  break;
1103  default:
1104  if (SemaBuiltinVAStart(BuiltinID, TheCall))
1105  return ExprError();
1106  break;
1107  }
1108  break;
1109  }
1110 
1111  // The acquire, release, and no fence variants are ARM and AArch64 only.
1112  case Builtin::BI_interlockedbittestandset_acq:
1113  case Builtin::BI_interlockedbittestandset_rel:
1114  case Builtin::BI_interlockedbittestandset_nf:
1115  case Builtin::BI_interlockedbittestandreset_acq:
1116  case Builtin::BI_interlockedbittestandreset_rel:
1117  case Builtin::BI_interlockedbittestandreset_nf:
1119  *this, BuiltinID, TheCall,
1120  {llvm::Triple::arm, llvm::Triple::thumb, llvm::Triple::aarch64}))
1121  return ExprError();
1122  break;
1123 
1124  // The 64-bit bittest variants are x64, ARM, and AArch64 only.
1125  case Builtin::BI_bittest64:
1126  case Builtin::BI_bittestandcomplement64:
1127  case Builtin::BI_bittestandreset64:
1128  case Builtin::BI_bittestandset64:
1129  case Builtin::BI_interlockedbittestandreset64:
1130  case Builtin::BI_interlockedbittestandset64:
1131  if (CheckBuiltinTargetSupport(*this, BuiltinID, TheCall,
1132  {llvm::Triple::x86_64, llvm::Triple::arm,
1133  llvm::Triple::thumb, llvm::Triple::aarch64}))
1134  return ExprError();
1135  break;
1136 
1137  case Builtin::BI__builtin_isgreater:
1138  case Builtin::BI__builtin_isgreaterequal:
1139  case Builtin::BI__builtin_isless:
1140  case Builtin::BI__builtin_islessequal:
1141  case Builtin::BI__builtin_islessgreater:
1142  case Builtin::BI__builtin_isunordered:
1143  if (SemaBuiltinUnorderedCompare(TheCall))
1144  return ExprError();
1145  break;
1146  case Builtin::BI__builtin_fpclassify:
1147  if (SemaBuiltinFPClassification(TheCall, 6))
1148  return ExprError();
1149  break;
1150  case Builtin::BI__builtin_isfinite:
1151  case Builtin::BI__builtin_isinf:
1152  case Builtin::BI__builtin_isinf_sign:
1153  case Builtin::BI__builtin_isnan:
1154  case Builtin::BI__builtin_isnormal:
1155  case Builtin::BI__builtin_signbit:
1156  case Builtin::BI__builtin_signbitf:
1157  case Builtin::BI__builtin_signbitl:
1158  if (SemaBuiltinFPClassification(TheCall, 1))
1159  return ExprError();
1160  break;
1161  case Builtin::BI__builtin_shufflevector:
1162  return SemaBuiltinShuffleVector(TheCall);
1163  // TheCall will be freed by the smart pointer here, but that's fine, since
1164  // SemaBuiltinShuffleVector guts it, but then doesn't release it.
1165  case Builtin::BI__builtin_prefetch:
1166  if (SemaBuiltinPrefetch(TheCall))
1167  return ExprError();
1168  break;
1169  case Builtin::BI__builtin_alloca_with_align:
1170  if (SemaBuiltinAllocaWithAlign(TheCall))
1171  return ExprError();
1172  break;
1173  case Builtin::BI__assume:
1174  case Builtin::BI__builtin_assume:
1175  if (SemaBuiltinAssume(TheCall))
1176  return ExprError();
1177  break;
1178  case Builtin::BI__builtin_assume_aligned:
1179  if (SemaBuiltinAssumeAligned(TheCall))
1180  return ExprError();
1181  break;
1182  case Builtin::BI__builtin_dynamic_object_size:
1183  case Builtin::BI__builtin_object_size:
1184  if (SemaBuiltinConstantArgRange(TheCall, 1, 0, 3))
1185  return ExprError();
1186  break;
1187  case Builtin::BI__builtin_longjmp:
1188  if (SemaBuiltinLongjmp(TheCall))
1189  return ExprError();
1190  break;
1191  case Builtin::BI__builtin_setjmp:
1192  if (SemaBuiltinSetjmp(TheCall))
1193  return ExprError();
1194  break;
1195  case Builtin::BI_setjmp:
1196  case Builtin::BI_setjmpex:
1197  if (checkArgCount(*this, TheCall, 1))
1198  return true;
1199  break;
1200  case Builtin::BI__builtin_classify_type:
1201  if (checkArgCount(*this, TheCall, 1)) return true;
1202  TheCall->setType(Context.IntTy);
1203  break;
1204  case Builtin::BI__builtin_constant_p: {
1205  if (checkArgCount(*this, TheCall, 1)) return true;
1206  ExprResult Arg = DefaultFunctionArrayLvalueConversion(TheCall->getArg(0));
1207  if (Arg.isInvalid()) return true;
1208  TheCall->setArg(0, Arg.get());
1209  TheCall->setType(Context.IntTy);
1210  break;
1211  }
1212  case Builtin::BI__builtin_launder:
1213  return SemaBuiltinLaunder(*this, TheCall);
1214  case Builtin::BI__sync_fetch_and_add:
1215  case Builtin::BI__sync_fetch_and_add_1:
1216  case Builtin::BI__sync_fetch_and_add_2:
1217  case Builtin::BI__sync_fetch_and_add_4:
1218  case Builtin::BI__sync_fetch_and_add_8:
1219  case Builtin::BI__sync_fetch_and_add_16:
1220  case Builtin::BI__sync_fetch_and_sub:
1221  case Builtin::BI__sync_fetch_and_sub_1:
1222  case Builtin::BI__sync_fetch_and_sub_2:
1223  case Builtin::BI__sync_fetch_and_sub_4:
1224  case Builtin::BI__sync_fetch_and_sub_8:
1225  case Builtin::BI__sync_fetch_and_sub_16:
1226  case Builtin::BI__sync_fetch_and_or:
1227  case Builtin::BI__sync_fetch_and_or_1:
1228  case Builtin::BI__sync_fetch_and_or_2:
1229  case Builtin::BI__sync_fetch_and_or_4:
1230  case Builtin::BI__sync_fetch_and_or_8:
1231  case Builtin::BI__sync_fetch_and_or_16:
1232  case Builtin::BI__sync_fetch_and_and:
1233  case Builtin::BI__sync_fetch_and_and_1:
1234  case Builtin::BI__sync_fetch_and_and_2:
1235  case Builtin::BI__sync_fetch_and_and_4:
1236  case Builtin::BI__sync_fetch_and_and_8:
1237  case Builtin::BI__sync_fetch_and_and_16:
1238  case Builtin::BI__sync_fetch_and_xor:
1239  case Builtin::BI__sync_fetch_and_xor_1:
1240  case Builtin::BI__sync_fetch_and_xor_2:
1241  case Builtin::BI__sync_fetch_and_xor_4:
1242  case Builtin::BI__sync_fetch_and_xor_8:
1243  case Builtin::BI__sync_fetch_and_xor_16:
1244  case Builtin::BI__sync_fetch_and_nand:
1245  case Builtin::BI__sync_fetch_and_nand_1:
1246  case Builtin::BI__sync_fetch_and_nand_2:
1247  case Builtin::BI__sync_fetch_and_nand_4:
1248  case Builtin::BI__sync_fetch_and_nand_8:
1249  case Builtin::BI__sync_fetch_and_nand_16:
1250  case Builtin::BI__sync_add_and_fetch:
1251  case Builtin::BI__sync_add_and_fetch_1:
1252  case Builtin::BI__sync_add_and_fetch_2:
1253  case Builtin::BI__sync_add_and_fetch_4:
1254  case Builtin::BI__sync_add_and_fetch_8:
1255  case Builtin::BI__sync_add_and_fetch_16:
1256  case Builtin::BI__sync_sub_and_fetch:
1257  case Builtin::BI__sync_sub_and_fetch_1:
1258  case Builtin::BI__sync_sub_and_fetch_2:
1259  case Builtin::BI__sync_sub_and_fetch_4:
1260  case Builtin::BI__sync_sub_and_fetch_8:
1261  case Builtin::BI__sync_sub_and_fetch_16:
1262  case Builtin::BI__sync_and_and_fetch:
1263  case Builtin::BI__sync_and_and_fetch_1:
1264  case Builtin::BI__sync_and_and_fetch_2:
1265  case Builtin::BI__sync_and_and_fetch_4:
1266  case Builtin::BI__sync_and_and_fetch_8:
1267  case Builtin::BI__sync_and_and_fetch_16:
1268  case Builtin::BI__sync_or_and_fetch:
1269  case Builtin::BI__sync_or_and_fetch_1:
1270  case Builtin::BI__sync_or_and_fetch_2:
1271  case Builtin::BI__sync_or_and_fetch_4:
1272  case Builtin::BI__sync_or_and_fetch_8:
1273  case Builtin::BI__sync_or_and_fetch_16:
1274  case Builtin::BI__sync_xor_and_fetch:
1275  case Builtin::BI__sync_xor_and_fetch_1:
1276  case Builtin::BI__sync_xor_and_fetch_2:
1277  case Builtin::BI__sync_xor_and_fetch_4:
1278  case Builtin::BI__sync_xor_and_fetch_8:
1279  case Builtin::BI__sync_xor_and_fetch_16:
1280  case Builtin::BI__sync_nand_and_fetch:
1281  case Builtin::BI__sync_nand_and_fetch_1:
1282  case Builtin::BI__sync_nand_and_fetch_2:
1283  case Builtin::BI__sync_nand_and_fetch_4:
1284  case Builtin::BI__sync_nand_and_fetch_8:
1285  case Builtin::BI__sync_nand_and_fetch_16:
1286  case Builtin::BI__sync_val_compare_and_swap:
1287  case Builtin::BI__sync_val_compare_and_swap_1:
1288  case Builtin::BI__sync_val_compare_and_swap_2:
1289  case Builtin::BI__sync_val_compare_and_swap_4:
1290  case Builtin::BI__sync_val_compare_and_swap_8:
1291  case Builtin::BI__sync_val_compare_and_swap_16:
1292  case Builtin::BI__sync_bool_compare_and_swap:
1293  case Builtin::BI__sync_bool_compare_and_swap_1:
1294  case Builtin::BI__sync_bool_compare_and_swap_2:
1295  case Builtin::BI__sync_bool_compare_and_swap_4:
1296  case Builtin::BI__sync_bool_compare_and_swap_8:
1297  case Builtin::BI__sync_bool_compare_and_swap_16:
1298  case Builtin::BI__sync_lock_test_and_set:
1299  case Builtin::BI__sync_lock_test_and_set_1:
1300  case Builtin::BI__sync_lock_test_and_set_2:
1301  case Builtin::BI__sync_lock_test_and_set_4:
1302  case Builtin::BI__sync_lock_test_and_set_8:
1303  case Builtin::BI__sync_lock_test_and_set_16:
1304  case Builtin::BI__sync_lock_release:
1305  case Builtin::BI__sync_lock_release_1:
1306  case Builtin::BI__sync_lock_release_2:
1307  case Builtin::BI__sync_lock_release_4:
1308  case Builtin::BI__sync_lock_release_8:
1309  case Builtin::BI__sync_lock_release_16:
1310  case Builtin::BI__sync_swap:
1311  case Builtin::BI__sync_swap_1:
1312  case Builtin::BI__sync_swap_2:
1313  case Builtin::BI__sync_swap_4:
1314  case Builtin::BI__sync_swap_8:
1315  case Builtin::BI__sync_swap_16:
1316  return SemaBuiltinAtomicOverloaded(TheCallResult);
1317  case Builtin::BI__sync_synchronize:
1318  Diag(TheCall->getBeginLoc(), diag::warn_atomic_implicit_seq_cst)
1319  << TheCall->getCallee()->getSourceRange();
1320  break;
1321  case Builtin::BI__builtin_nontemporal_load:
1322  case Builtin::BI__builtin_nontemporal_store:
1323  return SemaBuiltinNontemporalOverloaded(TheCallResult);
1324 #define BUILTIN(ID, TYPE, ATTRS)
1325 #define ATOMIC_BUILTIN(ID, TYPE, ATTRS) \
1326  case Builtin::BI##ID: \
1327  return SemaAtomicOpsOverloaded(TheCallResult, AtomicExpr::AO##ID);
1328 #include "clang/Basic/Builtins.def"
1329  case Builtin::BI__annotation:
1330  if (SemaBuiltinMSVCAnnotation(*this, TheCall))
1331  return ExprError();
1332  break;
1333  case Builtin::BI__builtin_annotation:
1334  if (SemaBuiltinAnnotation(*this, TheCall))
1335  return ExprError();
1336  break;
1337  case Builtin::BI__builtin_addressof:
1338  if (SemaBuiltinAddressof(*this, TheCall))
1339  return ExprError();
1340  break;
1341  case Builtin::BI__builtin_add_overflow:
1342  case Builtin::BI__builtin_sub_overflow:
1343  case Builtin::BI__builtin_mul_overflow:
1344  if (SemaBuiltinOverflow(*this, TheCall))
1345  return ExprError();
1346  break;
1347  case Builtin::BI__builtin_operator_new:
1348  case Builtin::BI__builtin_operator_delete: {
1349  bool IsDelete = BuiltinID == Builtin::BI__builtin_operator_delete;
1350  ExprResult Res =
1351  SemaBuiltinOperatorNewDeleteOverloaded(TheCallResult, IsDelete);
1352  if (Res.isInvalid())
1353  CorrectDelayedTyposInExpr(TheCallResult.get());
1354  return Res;
1355  }
1356  case Builtin::BI__builtin_dump_struct: {
1357  // We first want to ensure we are called with 2 arguments
1358  if (checkArgCount(*this, TheCall, 2))
1359  return ExprError();
1360  // Ensure that the first argument is of type 'struct XX *'
1361  const Expr *PtrArg = TheCall->getArg(0)->IgnoreParenImpCasts();
1362  const QualType PtrArgType = PtrArg->getType();
1363  if (!PtrArgType->isPointerType() ||
1364  !PtrArgType->getPointeeType()->isRecordType()) {
1365  Diag(PtrArg->getBeginLoc(), diag::err_typecheck_convert_incompatible)
1366  << PtrArgType << "structure pointer" << 1 << 0 << 3 << 1 << PtrArgType
1367  << "structure pointer";
1368  return ExprError();
1369  }
1370 
1371  // Ensure that the second argument is of type 'FunctionType'
1372  const Expr *FnPtrArg = TheCall->getArg(1)->IgnoreImpCasts();
1373  const QualType FnPtrArgType = FnPtrArg->getType();
1374  if (!FnPtrArgType->isPointerType()) {
1375  Diag(FnPtrArg->getBeginLoc(), diag::err_typecheck_convert_incompatible)
1376  << FnPtrArgType << "'int (*)(const char *, ...)'" << 1 << 0 << 3 << 2
1377  << FnPtrArgType << "'int (*)(const char *, ...)'";
1378  return ExprError();
1379  }
1380 
1381  const auto *FuncType =
1382  FnPtrArgType->getPointeeType()->getAs<FunctionType>();
1383 
1384  if (!FuncType) {
1385  Diag(FnPtrArg->getBeginLoc(), diag::err_typecheck_convert_incompatible)
1386  << FnPtrArgType << "'int (*)(const char *, ...)'" << 1 << 0 << 3 << 2
1387  << FnPtrArgType << "'int (*)(const char *, ...)'";
1388  return ExprError();
1389  }
1390 
1391  if (const auto *FT = dyn_cast<FunctionProtoType>(FuncType)) {
1392  if (!FT->getNumParams()) {
1393  Diag(FnPtrArg->getBeginLoc(), diag::err_typecheck_convert_incompatible)
1394  << FnPtrArgType << "'int (*)(const char *, ...)'" << 1 << 0 << 3
1395  << 2 << FnPtrArgType << "'int (*)(const char *, ...)'";
1396  return ExprError();
1397  }
1398  QualType PT = FT->getParamType(0);
1399  if (!FT->isVariadic() || FT->getReturnType() != Context.IntTy ||
1400  !PT->isPointerType() || !PT->getPointeeType()->isCharType() ||
1401  !PT->getPointeeType().isConstQualified()) {
1402  Diag(FnPtrArg->getBeginLoc(), diag::err_typecheck_convert_incompatible)
1403  << FnPtrArgType << "'int (*)(const char *, ...)'" << 1 << 0 << 3
1404  << 2 << FnPtrArgType << "'int (*)(const char *, ...)'";
1405  return ExprError();
1406  }
1407  }
1408 
1409  TheCall->setType(Context.IntTy);
1410  break;
1411  }
1412  case Builtin::BI__builtin_call_with_static_chain:
1413  if (SemaBuiltinCallWithStaticChain(*this, TheCall))
1414  return ExprError();
1415  break;
1416  case Builtin::BI__exception_code:
1417  case Builtin::BI_exception_code:
1418  if (SemaBuiltinSEHScopeCheck(*this, TheCall, Scope::SEHExceptScope,
1419  diag::err_seh___except_block))
1420  return ExprError();
1421  break;
1422  case Builtin::BI__exception_info:
1423  case Builtin::BI_exception_info:
1424  if (SemaBuiltinSEHScopeCheck(*this, TheCall, Scope::SEHFilterScope,
1425  diag::err_seh___except_filter))
1426  return ExprError();
1427  break;
1428  case Builtin::BI__GetExceptionInfo:
1429  if (checkArgCount(*this, TheCall, 1))
1430  return ExprError();
1431 
1432  if (CheckCXXThrowOperand(
1433  TheCall->getBeginLoc(),
1434  Context.getExceptionObjectType(FDecl->getParamDecl(0)->getType()),
1435  TheCall))
1436  return ExprError();
1437 
1438  TheCall->setType(Context.VoidPtrTy);
1439  break;
1440  // OpenCL v2.0, s6.13.16 - Pipe functions
1441  case Builtin::BIread_pipe:
1442  case Builtin::BIwrite_pipe:
1443  // Since those two functions are declared with var args, we need a semantic
1444  // check for the argument.
1445  if (SemaBuiltinRWPipe(*this, TheCall))
1446  return ExprError();
1447  break;
1448  case Builtin::BIreserve_read_pipe:
1449  case Builtin::BIreserve_write_pipe:
1450  case Builtin::BIwork_group_reserve_read_pipe:
1451  case Builtin::BIwork_group_reserve_write_pipe:
1452  if (SemaBuiltinReserveRWPipe(*this, TheCall))
1453  return ExprError();
1454  break;
1455  case Builtin::BIsub_group_reserve_read_pipe:
1456  case Builtin::BIsub_group_reserve_write_pipe:
1457  if (checkOpenCLSubgroupExt(*this, TheCall) ||
1458  SemaBuiltinReserveRWPipe(*this, TheCall))
1459  return ExprError();
1460  break;
1461  case Builtin::BIcommit_read_pipe:
1462  case Builtin::BIcommit_write_pipe:
1463  case Builtin::BIwork_group_commit_read_pipe:
1464  case Builtin::BIwork_group_commit_write_pipe:
1465  if (SemaBuiltinCommitRWPipe(*this, TheCall))
1466  return ExprError();
1467  break;
1468  case Builtin::BIsub_group_commit_read_pipe:
1469  case Builtin::BIsub_group_commit_write_pipe:
1470  if (checkOpenCLSubgroupExt(*this, TheCall) ||
1471  SemaBuiltinCommitRWPipe(*this, TheCall))
1472  return ExprError();
1473  break;
1474  case Builtin::BIget_pipe_num_packets:
1475  case Builtin::BIget_pipe_max_packets:
1476  if (SemaBuiltinPipePackets(*this, TheCall))
1477  return ExprError();
1478  break;
1479  case Builtin::BIto_global:
1480  case Builtin::BIto_local:
1481  case Builtin::BIto_private:
1482  if (SemaOpenCLBuiltinToAddr(*this, BuiltinID, TheCall))
1483  return ExprError();
1484  break;
1485  // OpenCL v2.0, s6.13.17 - Enqueue kernel functions.
1486  case Builtin::BIenqueue_kernel:
1487  if (SemaOpenCLBuiltinEnqueueKernel(*this, TheCall))
1488  return ExprError();
1489  break;
1490  case Builtin::BIget_kernel_work_group_size:
1491  case Builtin::BIget_kernel_preferred_work_group_size_multiple:
1492  if (SemaOpenCLBuiltinKernelWorkGroupSize(*this, TheCall))
1493  return ExprError();
1494  break;
1495  case Builtin::BIget_kernel_max_sub_group_size_for_ndrange:
1496  case Builtin::BIget_kernel_sub_group_count_for_ndrange:
1497  if (SemaOpenCLBuiltinNDRangeAndBlock(*this, TheCall))
1498  return ExprError();
1499  break;
1500  case Builtin::BI__builtin_os_log_format:
1501  case Builtin::BI__builtin_os_log_format_buffer_size:
1502  if (SemaBuiltinOSLogFormat(TheCall))
1503  return ExprError();
1504  break;
1505  }
1506 
1507  // Since the target specific builtins for each arch overlap, only check those
1508  // of the arch we are compiling for.
1509  if (Context.BuiltinInfo.isTSBuiltin(BuiltinID)) {
1510  switch (Context.getTargetInfo().getTriple().getArch()) {
1511  case llvm::Triple::arm:
1512  case llvm::Triple::armeb:
1513  case llvm::Triple::thumb:
1514  case llvm::Triple::thumbeb:
1515  if (CheckARMBuiltinFunctionCall(BuiltinID, TheCall))
1516  return ExprError();
1517  break;
1518  case llvm::Triple::aarch64:
1519  case llvm::Triple::aarch64_be:
1520  if (CheckAArch64BuiltinFunctionCall(BuiltinID, TheCall))
1521  return ExprError();
1522  break;
1523  case llvm::Triple::hexagon:
1524  if (CheckHexagonBuiltinFunctionCall(BuiltinID, TheCall))
1525  return ExprError();
1526  break;
1527  case llvm::Triple::mips:
1528  case llvm::Triple::mipsel:
1529  case llvm::Triple::mips64:
1530  case llvm::Triple::mips64el:
1531  if (CheckMipsBuiltinFunctionCall(BuiltinID, TheCall))
1532  return ExprError();
1533  break;
1534  case llvm::Triple::systemz:
1535  if (CheckSystemZBuiltinFunctionCall(BuiltinID, TheCall))
1536  return ExprError();
1537  break;
1538  case llvm::Triple::x86:
1539  case llvm::Triple::x86_64:
1540  if (CheckX86BuiltinFunctionCall(BuiltinID, TheCall))
1541  return ExprError();
1542  break;
1543  case llvm::Triple::ppc:
1544  case llvm::Triple::ppc64:
1545  case llvm::Triple::ppc64le:
1546  if (CheckPPCBuiltinFunctionCall(BuiltinID, TheCall))
1547  return ExprError();
1548  break;
1549  default:
1550  break;
1551  }
1552  }
1553 
1554  return TheCallResult;
1555 }
1556 
1557 // Get the valid immediate range for the specified NEON type code.
1558 static unsigned RFT(unsigned t, bool shift = false, bool ForceQuad = false) {
1559  NeonTypeFlags Type(t);
1560  int IsQuad = ForceQuad ? true : Type.isQuad();
1561  switch (Type.getEltType()) {
1562  case NeonTypeFlags::Int8:
1563  case NeonTypeFlags::Poly8:
1564  return shift ? 7 : (8 << IsQuad) - 1;
1565  case NeonTypeFlags::Int16:
1566  case NeonTypeFlags::Poly16:
1567  return shift ? 15 : (4 << IsQuad) - 1;
1568  case NeonTypeFlags::Int32:
1569  return shift ? 31 : (2 << IsQuad) - 1;
1570  case NeonTypeFlags::Int64:
1571  case NeonTypeFlags::Poly64:
1572  return shift ? 63 : (1 << IsQuad) - 1;
1574  return shift ? 127 : (1 << IsQuad) - 1;
1576  assert(!shift && "cannot shift float types!");
1577  return (4 << IsQuad) - 1;
1579  assert(!shift && "cannot shift float types!");
1580  return (2 << IsQuad) - 1;
1582  assert(!shift && "cannot shift float types!");
1583  return (1 << IsQuad) - 1;
1584  }
1585  llvm_unreachable("Invalid NeonTypeFlag!");
1586 }
1587 
1588 /// getNeonEltType - Return the QualType corresponding to the elements of
1589 /// the vector type specified by the NeonTypeFlags. This is used to check
1590 /// the pointer arguments for Neon load/store intrinsics.
1592  bool IsPolyUnsigned, bool IsInt64Long) {
1593  switch (Flags.getEltType()) {
1594  case NeonTypeFlags::Int8:
1595  return Flags.isUnsigned() ? Context.UnsignedCharTy : Context.SignedCharTy;
1596  case NeonTypeFlags::Int16:
1597  return Flags.isUnsigned() ? Context.UnsignedShortTy : Context.ShortTy;
1598  case NeonTypeFlags::Int32:
1599  return Flags.isUnsigned() ? Context.UnsignedIntTy : Context.IntTy;
1600  case NeonTypeFlags::Int64:
1601  if (IsInt64Long)
1602  return Flags.isUnsigned() ? Context.UnsignedLongTy : Context.LongTy;
1603  else
1604  return Flags.isUnsigned() ? Context.UnsignedLongLongTy
1605  : Context.LongLongTy;
1606  case NeonTypeFlags::Poly8:
1607  return IsPolyUnsigned ? Context.UnsignedCharTy : Context.SignedCharTy;
1608  case NeonTypeFlags::Poly16:
1609  return IsPolyUnsigned ? Context.UnsignedShortTy : Context.ShortTy;
1610  case NeonTypeFlags::Poly64:
1611  if (IsInt64Long)
1612  return Context.UnsignedLongTy;
1613  else
1614  return Context.UnsignedLongLongTy;
1616  break;
1618  return Context.HalfTy;
1620  return Context.FloatTy;
1622  return Context.DoubleTy;
1623  }
1624  llvm_unreachable("Invalid NeonTypeFlag!");
1625 }
1626 
1627 bool Sema::CheckNeonBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall) {
1628  llvm::APSInt Result;
1629  uint64_t mask = 0;
1630  unsigned TV = 0;
1631  int PtrArgNum = -1;
1632  bool HasConstPtr = false;
1633  switch (BuiltinID) {
1634 #define GET_NEON_OVERLOAD_CHECK
1635 #include "clang/Basic/arm_neon.inc"
1636 #include "clang/Basic/arm_fp16.inc"
1637 #undef GET_NEON_OVERLOAD_CHECK
1638  }
1639 
1640  // For NEON intrinsics which are overloaded on vector element type, validate
1641  // the immediate which specifies which variant to emit.
1642  unsigned ImmArg = TheCall->getNumArgs()-1;
1643  if (mask) {
1644  if (SemaBuiltinConstantArg(TheCall, ImmArg, Result))
1645  return true;
1646 
1647  TV = Result.getLimitedValue(64);
1648  if ((TV > 63) || (mask & (1ULL << TV)) == 0)
1649  return Diag(TheCall->getBeginLoc(), diag::err_invalid_neon_type_code)
1650  << TheCall->getArg(ImmArg)->getSourceRange();
1651  }
1652 
1653  if (PtrArgNum >= 0) {
1654  // Check that pointer arguments have the specified type.
1655  Expr *Arg = TheCall->getArg(PtrArgNum);
1656  if (ImplicitCastExpr *ICE = dyn_cast<ImplicitCastExpr>(Arg))
1657  Arg = ICE->getSubExpr();
1658  ExprResult RHS = DefaultFunctionArrayLvalueConversion(Arg);
1659  QualType RHSTy = RHS.get()->getType();
1660 
1661  llvm::Triple::ArchType Arch = Context.getTargetInfo().getTriple().getArch();
1662  bool IsPolyUnsigned = Arch == llvm::Triple::aarch64 ||
1663  Arch == llvm::Triple::aarch64_be;
1664  bool IsInt64Long =
1666  QualType EltTy =
1667  getNeonEltType(NeonTypeFlags(TV), Context, IsPolyUnsigned, IsInt64Long);
1668  if (HasConstPtr)
1669  EltTy = EltTy.withConst();
1670  QualType LHSTy = Context.getPointerType(EltTy);
1671  AssignConvertType ConvTy;
1672  ConvTy = CheckSingleAssignmentConstraints(LHSTy, RHS);
1673  if (RHS.isInvalid())
1674  return true;
1675  if (DiagnoseAssignmentResult(ConvTy, Arg->getBeginLoc(), LHSTy, RHSTy,
1676  RHS.get(), AA_Assigning))
1677  return true;
1678  }
1679 
1680  // For NEON intrinsics which take an immediate value as part of the
1681  // instruction, range check them here.
1682  unsigned i = 0, l = 0, u = 0;
1683  switch (BuiltinID) {
1684  default:
1685  return false;
1686  #define GET_NEON_IMMEDIATE_CHECK
1687  #include "clang/Basic/arm_neon.inc"
1688  #include "clang/Basic/arm_fp16.inc"
1689  #undef GET_NEON_IMMEDIATE_CHECK
1690  }
1691 
1692  return SemaBuiltinConstantArgRange(TheCall, i, l, u + l);
1693 }
1694 
1695 bool Sema::CheckARMBuiltinExclusiveCall(unsigned BuiltinID, CallExpr *TheCall,
1696  unsigned MaxWidth) {
1697  assert((BuiltinID == ARM::BI__builtin_arm_ldrex ||
1698  BuiltinID == ARM::BI__builtin_arm_ldaex ||
1699  BuiltinID == ARM::BI__builtin_arm_strex ||
1700  BuiltinID == ARM::BI__builtin_arm_stlex ||
1701  BuiltinID == AArch64::BI__builtin_arm_ldrex ||
1702  BuiltinID == AArch64::BI__builtin_arm_ldaex ||
1703  BuiltinID == AArch64::BI__builtin_arm_strex ||
1704  BuiltinID == AArch64::BI__builtin_arm_stlex) &&
1705  "unexpected ARM builtin");
1706  bool IsLdrex = BuiltinID == ARM::BI__builtin_arm_ldrex ||
1707  BuiltinID == ARM::BI__builtin_arm_ldaex ||
1708  BuiltinID == AArch64::BI__builtin_arm_ldrex ||
1709  BuiltinID == AArch64::BI__builtin_arm_ldaex;
1710 
1711  DeclRefExpr *DRE =cast<DeclRefExpr>(TheCall->getCallee()->IgnoreParenCasts());
1712 
1713  // Ensure that we have the proper number of arguments.
1714  if (checkArgCount(*this, TheCall, IsLdrex ? 1 : 2))
1715  return true;
1716 
1717  // Inspect the pointer argument of the atomic builtin. This should always be
1718  // a pointer type, whose element is an integral scalar or pointer type.
1719  // Because it is a pointer type, we don't have to worry about any implicit
1720  // casts here.
1721  Expr *PointerArg = TheCall->getArg(IsLdrex ? 0 : 1);
1722  ExprResult PointerArgRes = DefaultFunctionArrayLvalueConversion(PointerArg);
1723  if (PointerArgRes.isInvalid())
1724  return true;
1725  PointerArg = PointerArgRes.get();
1726 
1727  const PointerType *pointerType = PointerArg->getType()->getAs<PointerType>();
1728  if (!pointerType) {
1729  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_must_be_pointer)
1730  << PointerArg->getType() << PointerArg->getSourceRange();
1731  return true;
1732  }
1733 
1734  // ldrex takes a "const volatile T*" and strex takes a "volatile T*". Our next
1735  // task is to insert the appropriate casts into the AST. First work out just
1736  // what the appropriate type is.
1737  QualType ValType = pointerType->getPointeeType();
1738  QualType AddrType = ValType.getUnqualifiedType().withVolatile();
1739  if (IsLdrex)
1740  AddrType.addConst();
1741 
1742  // Issue a warning if the cast is dodgy.
1743  CastKind CastNeeded = CK_NoOp;
1744  if (!AddrType.isAtLeastAsQualifiedAs(ValType)) {
1745  CastNeeded = CK_BitCast;
1746  Diag(DRE->getBeginLoc(), diag::ext_typecheck_convert_discards_qualifiers)
1747  << PointerArg->getType() << Context.getPointerType(AddrType)
1748  << AA_Passing << PointerArg->getSourceRange();
1749  }
1750 
1751  // Finally, do the cast and replace the argument with the corrected version.
1752  AddrType = Context.getPointerType(AddrType);
1753  PointerArgRes = ImpCastExprToType(PointerArg, AddrType, CastNeeded);
1754  if (PointerArgRes.isInvalid())
1755  return true;
1756  PointerArg = PointerArgRes.get();
1757 
1758  TheCall->setArg(IsLdrex ? 0 : 1, PointerArg);
1759 
1760  // In general, we allow ints, floats and pointers to be loaded and stored.
1761  if (!ValType->isIntegerType() && !ValType->isAnyPointerType() &&
1762  !ValType->isBlockPointerType() && !ValType->isFloatingType()) {
1763  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_must_be_pointer_intfltptr)
1764  << PointerArg->getType() << PointerArg->getSourceRange();
1765  return true;
1766  }
1767 
1768  // But ARM doesn't have instructions to deal with 128-bit versions.
1769  if (Context.getTypeSize(ValType) > MaxWidth) {
1770  assert(MaxWidth == 64 && "Diagnostic unexpectedly inaccurate");
1771  Diag(DRE->getBeginLoc(), diag::err_atomic_exclusive_builtin_pointer_size)
1772  << PointerArg->getType() << PointerArg->getSourceRange();
1773  return true;
1774  }
1775 
1776  switch (ValType.getObjCLifetime()) {
1777  case Qualifiers::OCL_None:
1779  // okay
1780  break;
1781 
1782  case Qualifiers::OCL_Weak:
1785  Diag(DRE->getBeginLoc(), diag::err_arc_atomic_ownership)
1786  << ValType << PointerArg->getSourceRange();
1787  return true;
1788  }
1789 
1790  if (IsLdrex) {
1791  TheCall->setType(ValType);
1792  return false;
1793  }
1794 
1795  // Initialize the argument to be stored.
1796  ExprResult ValArg = TheCall->getArg(0);
1798  Context, ValType, /*consume*/ false);
1799  ValArg = PerformCopyInitialization(Entity, SourceLocation(), ValArg);
1800  if (ValArg.isInvalid())
1801  return true;
1802  TheCall->setArg(0, ValArg.get());
1803 
1804  // __builtin_arm_strex always returns an int. It's marked as such in the .def,
1805  // but the custom checker bypasses all default analysis.
1806  TheCall->setType(Context.IntTy);
1807  return false;
1808 }
1809 
1810 bool Sema::CheckARMBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall) {
1811  if (BuiltinID == ARM::BI__builtin_arm_ldrex ||
1812  BuiltinID == ARM::BI__builtin_arm_ldaex ||
1813  BuiltinID == ARM::BI__builtin_arm_strex ||
1814  BuiltinID == ARM::BI__builtin_arm_stlex) {
1815  return CheckARMBuiltinExclusiveCall(BuiltinID, TheCall, 64);
1816  }
1817 
1818  if (BuiltinID == ARM::BI__builtin_arm_prefetch) {
1819  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 1) ||
1820  SemaBuiltinConstantArgRange(TheCall, 2, 0, 1);
1821  }
1822 
1823  if (BuiltinID == ARM::BI__builtin_arm_rsr64 ||
1824  BuiltinID == ARM::BI__builtin_arm_wsr64)
1825  return SemaBuiltinARMSpecialReg(BuiltinID, TheCall, 0, 3, false);
1826 
1827  if (BuiltinID == ARM::BI__builtin_arm_rsr ||
1828  BuiltinID == ARM::BI__builtin_arm_rsrp ||
1829  BuiltinID == ARM::BI__builtin_arm_wsr ||
1830  BuiltinID == ARM::BI__builtin_arm_wsrp)
1831  return SemaBuiltinARMSpecialReg(BuiltinID, TheCall, 0, 5, true);
1832 
1833  if (CheckNeonBuiltinFunctionCall(BuiltinID, TheCall))
1834  return true;
1835 
1836  // For intrinsics which take an immediate value as part of the instruction,
1837  // range check them here.
1838  // FIXME: VFP Intrinsics should error if VFP not present.
1839  switch (BuiltinID) {
1840  default: return false;
1841  case ARM::BI__builtin_arm_ssat:
1842  return SemaBuiltinConstantArgRange(TheCall, 1, 1, 32);
1843  case ARM::BI__builtin_arm_usat:
1844  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 31);
1845  case ARM::BI__builtin_arm_ssat16:
1846  return SemaBuiltinConstantArgRange(TheCall, 1, 1, 16);
1847  case ARM::BI__builtin_arm_usat16:
1848  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 15);
1849  case ARM::BI__builtin_arm_vcvtr_f:
1850  case ARM::BI__builtin_arm_vcvtr_d:
1851  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 1);
1852  case ARM::BI__builtin_arm_dmb:
1853  case ARM::BI__builtin_arm_dsb:
1854  case ARM::BI__builtin_arm_isb:
1855  case ARM::BI__builtin_arm_dbg:
1856  return SemaBuiltinConstantArgRange(TheCall, 0, 0, 15);
1857  }
1858 }
1859 
1860 bool Sema::CheckAArch64BuiltinFunctionCall(unsigned BuiltinID,
1861  CallExpr *TheCall) {
1862  if (BuiltinID == AArch64::BI__builtin_arm_ldrex ||
1863  BuiltinID == AArch64::BI__builtin_arm_ldaex ||
1864  BuiltinID == AArch64::BI__builtin_arm_strex ||
1865  BuiltinID == AArch64::BI__builtin_arm_stlex) {
1866  return CheckARMBuiltinExclusiveCall(BuiltinID, TheCall, 128);
1867  }
1868 
1869  if (BuiltinID == AArch64::BI__builtin_arm_prefetch) {
1870  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 1) ||
1871  SemaBuiltinConstantArgRange(TheCall, 2, 0, 2) ||
1872  SemaBuiltinConstantArgRange(TheCall, 3, 0, 1) ||
1873  SemaBuiltinConstantArgRange(TheCall, 4, 0, 1);
1874  }
1875 
1876  if (BuiltinID == AArch64::BI__builtin_arm_rsr64 ||
1877  BuiltinID == AArch64::BI__builtin_arm_wsr64)
1878  return SemaBuiltinARMSpecialReg(BuiltinID, TheCall, 0, 5, true);
1879 
1880  // Memory Tagging Extensions (MTE) Intrinsics
1881  if (BuiltinID == AArch64::BI__builtin_arm_irg ||
1882  BuiltinID == AArch64::BI__builtin_arm_addg ||
1883  BuiltinID == AArch64::BI__builtin_arm_gmi ||
1884  BuiltinID == AArch64::BI__builtin_arm_ldg ||
1885  BuiltinID == AArch64::BI__builtin_arm_stg ||
1886  BuiltinID == AArch64::BI__builtin_arm_subp) {
1887  return SemaBuiltinARMMemoryTaggingCall(BuiltinID, TheCall);
1888  }
1889 
1890  if (BuiltinID == AArch64::BI__builtin_arm_rsr ||
1891  BuiltinID == AArch64::BI__builtin_arm_rsrp ||
1892  BuiltinID == AArch64::BI__builtin_arm_wsr ||
1893  BuiltinID == AArch64::BI__builtin_arm_wsrp)
1894  return SemaBuiltinARMSpecialReg(BuiltinID, TheCall, 0, 5, true);
1895 
1896  // Only check the valid encoding range. Any constant in this range would be
1897  // converted to a register of the form S1_2_C3_C4_5. Let the hardware throw
1898  // an exception for incorrect registers. This matches MSVC behavior.
1899  if (BuiltinID == AArch64::BI_ReadStatusReg ||
1900  BuiltinID == AArch64::BI_WriteStatusReg)
1901  return SemaBuiltinConstantArgRange(TheCall, 0, 0, 0x7fff);
1902 
1903  if (BuiltinID == AArch64::BI__getReg)
1904  return SemaBuiltinConstantArgRange(TheCall, 0, 0, 31);
1905 
1906  if (CheckNeonBuiltinFunctionCall(BuiltinID, TheCall))
1907  return true;
1908 
1909  // For intrinsics which take an immediate value as part of the instruction,
1910  // range check them here.
1911  unsigned i = 0, l = 0, u = 0;
1912  switch (BuiltinID) {
1913  default: return false;
1914  case AArch64::BI__builtin_arm_dmb:
1915  case AArch64::BI__builtin_arm_dsb:
1916  case AArch64::BI__builtin_arm_isb: l = 0; u = 15; break;
1917  }
1918 
1919  return SemaBuiltinConstantArgRange(TheCall, i, l, u + l);
1920 }
1921 
1922 bool Sema::CheckHexagonBuiltinCpu(unsigned BuiltinID, CallExpr *TheCall) {
1923  struct BuiltinAndString {
1924  unsigned BuiltinID;
1925  const char *Str;
1926  };
1927 
1928  static BuiltinAndString ValidCPU[] = {
1929  { Hexagon::BI__builtin_HEXAGON_A6_vcmpbeq_notany, "v65,v66" },
1930  { Hexagon::BI__builtin_HEXAGON_A6_vminub_RdP, "v62,v65,v66" },
1931  { Hexagon::BI__builtin_HEXAGON_F2_dfadd, "v66" },
1932  { Hexagon::BI__builtin_HEXAGON_F2_dfsub, "v66" },
1933  { Hexagon::BI__builtin_HEXAGON_M2_mnaci, "v66" },
1934  { Hexagon::BI__builtin_HEXAGON_M6_vabsdiffb, "v62,v65,v66" },
1935  { Hexagon::BI__builtin_HEXAGON_M6_vabsdiffub, "v62,v65,v66" },
1936  { Hexagon::BI__builtin_HEXAGON_S2_mask, "v66" },
1937  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_acc, "v60,v62,v65,v66" },
1938  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_and, "v60,v62,v65,v66" },
1939  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_nac, "v60,v62,v65,v66" },
1940  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_or, "v60,v62,v65,v66" },
1941  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p, "v60,v62,v65,v66" },
1942  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_xacc, "v60,v62,v65,v66" },
1943  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_acc, "v60,v62,v65,v66" },
1944  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_and, "v60,v62,v65,v66" },
1945  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_nac, "v60,v62,v65,v66" },
1946  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_or, "v60,v62,v65,v66" },
1947  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r, "v60,v62,v65,v66" },
1948  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_xacc, "v60,v62,v65,v66" },
1949  { Hexagon::BI__builtin_HEXAGON_S6_vsplatrbp, "v62,v65,v66" },
1950  { Hexagon::BI__builtin_HEXAGON_S6_vtrunehb_ppp, "v62,v65,v66" },
1951  { Hexagon::BI__builtin_HEXAGON_S6_vtrunohb_ppp, "v62,v65,v66" },
1952  };
1953 
1954  static BuiltinAndString ValidHVX[] = {
1955  { Hexagon::BI__builtin_HEXAGON_V6_hi, "v60,v62,v65,v66" },
1956  { Hexagon::BI__builtin_HEXAGON_V6_hi_128B, "v60,v62,v65,v66" },
1957  { Hexagon::BI__builtin_HEXAGON_V6_lo, "v60,v62,v65,v66" },
1958  { Hexagon::BI__builtin_HEXAGON_V6_lo_128B, "v60,v62,v65,v66" },
1959  { Hexagon::BI__builtin_HEXAGON_V6_extractw, "v60,v62,v65,v66" },
1960  { Hexagon::BI__builtin_HEXAGON_V6_extractw_128B, "v60,v62,v65,v66" },
1961  { Hexagon::BI__builtin_HEXAGON_V6_lvsplatb, "v62,v65,v66" },
1962  { Hexagon::BI__builtin_HEXAGON_V6_lvsplatb_128B, "v62,v65,v66" },
1963  { Hexagon::BI__builtin_HEXAGON_V6_lvsplath, "v62,v65,v66" },
1964  { Hexagon::BI__builtin_HEXAGON_V6_lvsplath_128B, "v62,v65,v66" },
1965  { Hexagon::BI__builtin_HEXAGON_V6_lvsplatw, "v60,v62,v65,v66" },
1966  { Hexagon::BI__builtin_HEXAGON_V6_lvsplatw_128B, "v60,v62,v65,v66" },
1967  { Hexagon::BI__builtin_HEXAGON_V6_pred_and, "v60,v62,v65,v66" },
1968  { Hexagon::BI__builtin_HEXAGON_V6_pred_and_128B, "v60,v62,v65,v66" },
1969  { Hexagon::BI__builtin_HEXAGON_V6_pred_and_n, "v60,v62,v65,v66" },
1970  { Hexagon::BI__builtin_HEXAGON_V6_pred_and_n_128B, "v60,v62,v65,v66" },
1971  { Hexagon::BI__builtin_HEXAGON_V6_pred_not, "v60,v62,v65,v66" },
1972  { Hexagon::BI__builtin_HEXAGON_V6_pred_not_128B, "v60,v62,v65,v66" },
1973  { Hexagon::BI__builtin_HEXAGON_V6_pred_or, "v60,v62,v65,v66" },
1974  { Hexagon::BI__builtin_HEXAGON_V6_pred_or_128B, "v60,v62,v65,v66" },
1975  { Hexagon::BI__builtin_HEXAGON_V6_pred_or_n, "v60,v62,v65,v66" },
1976  { Hexagon::BI__builtin_HEXAGON_V6_pred_or_n_128B, "v60,v62,v65,v66" },
1977  { Hexagon::BI__builtin_HEXAGON_V6_pred_scalar2, "v60,v62,v65,v66" },
1978  { Hexagon::BI__builtin_HEXAGON_V6_pred_scalar2_128B, "v60,v62,v65,v66" },
1979  { Hexagon::BI__builtin_HEXAGON_V6_pred_scalar2v2, "v62,v65,v66" },
1980  { Hexagon::BI__builtin_HEXAGON_V6_pred_scalar2v2_128B, "v62,v65,v66" },
1981  { Hexagon::BI__builtin_HEXAGON_V6_pred_xor, "v60,v62,v65,v66" },
1982  { Hexagon::BI__builtin_HEXAGON_V6_pred_xor_128B, "v60,v62,v65,v66" },
1983  { Hexagon::BI__builtin_HEXAGON_V6_shuffeqh, "v62,v65,v66" },
1984  { Hexagon::BI__builtin_HEXAGON_V6_shuffeqh_128B, "v62,v65,v66" },
1985  { Hexagon::BI__builtin_HEXAGON_V6_shuffeqw, "v62,v65,v66" },
1986  { Hexagon::BI__builtin_HEXAGON_V6_shuffeqw_128B, "v62,v65,v66" },
1987  { Hexagon::BI__builtin_HEXAGON_V6_vabsb, "v65,v66" },
1988  { Hexagon::BI__builtin_HEXAGON_V6_vabsb_128B, "v65,v66" },
1989  { Hexagon::BI__builtin_HEXAGON_V6_vabsb_sat, "v65,v66" },
1990  { Hexagon::BI__builtin_HEXAGON_V6_vabsb_sat_128B, "v65,v66" },
1991  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffh, "v60,v62,v65,v66" },
1992  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffh_128B, "v60,v62,v65,v66" },
1993  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffub, "v60,v62,v65,v66" },
1994  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffub_128B, "v60,v62,v65,v66" },
1995  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffuh, "v60,v62,v65,v66" },
1996  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffuh_128B, "v60,v62,v65,v66" },
1997  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffw, "v60,v62,v65,v66" },
1998  { Hexagon::BI__builtin_HEXAGON_V6_vabsdiffw_128B, "v60,v62,v65,v66" },
1999  { Hexagon::BI__builtin_HEXAGON_V6_vabsh, "v60,v62,v65,v66" },
2000  { Hexagon::BI__builtin_HEXAGON_V6_vabsh_128B, "v60,v62,v65,v66" },
2001  { Hexagon::BI__builtin_HEXAGON_V6_vabsh_sat, "v60,v62,v65,v66" },
2002  { Hexagon::BI__builtin_HEXAGON_V6_vabsh_sat_128B, "v60,v62,v65,v66" },
2003  { Hexagon::BI__builtin_HEXAGON_V6_vabsw, "v60,v62,v65,v66" },
2004  { Hexagon::BI__builtin_HEXAGON_V6_vabsw_128B, "v60,v62,v65,v66" },
2005  { Hexagon::BI__builtin_HEXAGON_V6_vabsw_sat, "v60,v62,v65,v66" },
2006  { Hexagon::BI__builtin_HEXAGON_V6_vabsw_sat_128B, "v60,v62,v65,v66" },
2007  { Hexagon::BI__builtin_HEXAGON_V6_vaddb, "v60,v62,v65,v66" },
2008  { Hexagon::BI__builtin_HEXAGON_V6_vaddb_128B, "v60,v62,v65,v66" },
2009  { Hexagon::BI__builtin_HEXAGON_V6_vaddb_dv, "v60,v62,v65,v66" },
2010  { Hexagon::BI__builtin_HEXAGON_V6_vaddb_dv_128B, "v60,v62,v65,v66" },
2011  { Hexagon::BI__builtin_HEXAGON_V6_vaddbsat, "v62,v65,v66" },
2012  { Hexagon::BI__builtin_HEXAGON_V6_vaddbsat_128B, "v62,v65,v66" },
2013  { Hexagon::BI__builtin_HEXAGON_V6_vaddbsat_dv, "v62,v65,v66" },
2014  { Hexagon::BI__builtin_HEXAGON_V6_vaddbsat_dv_128B, "v62,v65,v66" },
2015  { Hexagon::BI__builtin_HEXAGON_V6_vaddcarry, "v62,v65,v66" },
2016  { Hexagon::BI__builtin_HEXAGON_V6_vaddcarry_128B, "v62,v65,v66" },
2017  { Hexagon::BI__builtin_HEXAGON_V6_vaddcarrysat, "v66" },
2018  { Hexagon::BI__builtin_HEXAGON_V6_vaddcarrysat_128B, "v66" },
2019  { Hexagon::BI__builtin_HEXAGON_V6_vaddclbh, "v62,v65,v66" },
2020  { Hexagon::BI__builtin_HEXAGON_V6_vaddclbh_128B, "v62,v65,v66" },
2021  { Hexagon::BI__builtin_HEXAGON_V6_vaddclbw, "v62,v65,v66" },
2022  { Hexagon::BI__builtin_HEXAGON_V6_vaddclbw_128B, "v62,v65,v66" },
2023  { Hexagon::BI__builtin_HEXAGON_V6_vaddh, "v60,v62,v65,v66" },
2024  { Hexagon::BI__builtin_HEXAGON_V6_vaddh_128B, "v60,v62,v65,v66" },
2025  { Hexagon::BI__builtin_HEXAGON_V6_vaddh_dv, "v60,v62,v65,v66" },
2026  { Hexagon::BI__builtin_HEXAGON_V6_vaddh_dv_128B, "v60,v62,v65,v66" },
2027  { Hexagon::BI__builtin_HEXAGON_V6_vaddhsat, "v60,v62,v65,v66" },
2028  { Hexagon::BI__builtin_HEXAGON_V6_vaddhsat_128B, "v60,v62,v65,v66" },
2029  { Hexagon::BI__builtin_HEXAGON_V6_vaddhsat_dv, "v60,v62,v65,v66" },
2030  { Hexagon::BI__builtin_HEXAGON_V6_vaddhsat_dv_128B, "v60,v62,v65,v66" },
2031  { Hexagon::BI__builtin_HEXAGON_V6_vaddhw, "v60,v62,v65,v66" },
2032  { Hexagon::BI__builtin_HEXAGON_V6_vaddhw_128B, "v60,v62,v65,v66" },
2033  { Hexagon::BI__builtin_HEXAGON_V6_vaddhw_acc, "v62,v65,v66" },
2034  { Hexagon::BI__builtin_HEXAGON_V6_vaddhw_acc_128B, "v62,v65,v66" },
2035  { Hexagon::BI__builtin_HEXAGON_V6_vaddubh, "v60,v62,v65,v66" },
2036  { Hexagon::BI__builtin_HEXAGON_V6_vaddubh_128B, "v60,v62,v65,v66" },
2037  { Hexagon::BI__builtin_HEXAGON_V6_vaddubh_acc, "v62,v65,v66" },
2038  { Hexagon::BI__builtin_HEXAGON_V6_vaddubh_acc_128B, "v62,v65,v66" },
2039  { Hexagon::BI__builtin_HEXAGON_V6_vaddubsat, "v60,v62,v65,v66" },
2040  { Hexagon::BI__builtin_HEXAGON_V6_vaddubsat_128B, "v60,v62,v65,v66" },
2041  { Hexagon::BI__builtin_HEXAGON_V6_vaddubsat_dv, "v60,v62,v65,v66" },
2042  { Hexagon::BI__builtin_HEXAGON_V6_vaddubsat_dv_128B, "v60,v62,v65,v66" },
2043  { Hexagon::BI__builtin_HEXAGON_V6_vaddububb_sat, "v62,v65,v66" },
2044  { Hexagon::BI__builtin_HEXAGON_V6_vaddububb_sat_128B, "v62,v65,v66" },
2045  { Hexagon::BI__builtin_HEXAGON_V6_vadduhsat, "v60,v62,v65,v66" },
2046  { Hexagon::BI__builtin_HEXAGON_V6_vadduhsat_128B, "v60,v62,v65,v66" },
2047  { Hexagon::BI__builtin_HEXAGON_V6_vadduhsat_dv, "v60,v62,v65,v66" },
2048  { Hexagon::BI__builtin_HEXAGON_V6_vadduhsat_dv_128B, "v60,v62,v65,v66" },
2049  { Hexagon::BI__builtin_HEXAGON_V6_vadduhw, "v60,v62,v65,v66" },
2050  { Hexagon::BI__builtin_HEXAGON_V6_vadduhw_128B, "v60,v62,v65,v66" },
2051  { Hexagon::BI__builtin_HEXAGON_V6_vadduhw_acc, "v62,v65,v66" },
2052  { Hexagon::BI__builtin_HEXAGON_V6_vadduhw_acc_128B, "v62,v65,v66" },
2053  { Hexagon::BI__builtin_HEXAGON_V6_vadduwsat, "v62,v65,v66" },
2054  { Hexagon::BI__builtin_HEXAGON_V6_vadduwsat_128B, "v62,v65,v66" },
2055  { Hexagon::BI__builtin_HEXAGON_V6_vadduwsat_dv, "v62,v65,v66" },
2056  { Hexagon::BI__builtin_HEXAGON_V6_vadduwsat_dv_128B, "v62,v65,v66" },
2057  { Hexagon::BI__builtin_HEXAGON_V6_vaddw, "v60,v62,v65,v66" },
2058  { Hexagon::BI__builtin_HEXAGON_V6_vaddw_128B, "v60,v62,v65,v66" },
2059  { Hexagon::BI__builtin_HEXAGON_V6_vaddw_dv, "v60,v62,v65,v66" },
2060  { Hexagon::BI__builtin_HEXAGON_V6_vaddw_dv_128B, "v60,v62,v65,v66" },
2061  { Hexagon::BI__builtin_HEXAGON_V6_vaddwsat, "v60,v62,v65,v66" },
2062  { Hexagon::BI__builtin_HEXAGON_V6_vaddwsat_128B, "v60,v62,v65,v66" },
2063  { Hexagon::BI__builtin_HEXAGON_V6_vaddwsat_dv, "v60,v62,v65,v66" },
2064  { Hexagon::BI__builtin_HEXAGON_V6_vaddwsat_dv_128B, "v60,v62,v65,v66" },
2065  { Hexagon::BI__builtin_HEXAGON_V6_valignb, "v60,v62,v65,v66" },
2066  { Hexagon::BI__builtin_HEXAGON_V6_valignb_128B, "v60,v62,v65,v66" },
2067  { Hexagon::BI__builtin_HEXAGON_V6_valignbi, "v60,v62,v65,v66" },
2068  { Hexagon::BI__builtin_HEXAGON_V6_valignbi_128B, "v60,v62,v65,v66" },
2069  { Hexagon::BI__builtin_HEXAGON_V6_vand, "v60,v62,v65,v66" },
2070  { Hexagon::BI__builtin_HEXAGON_V6_vand_128B, "v60,v62,v65,v66" },
2071  { Hexagon::BI__builtin_HEXAGON_V6_vandnqrt, "v62,v65,v66" },
2072  { Hexagon::BI__builtin_HEXAGON_V6_vandnqrt_128B, "v62,v65,v66" },
2073  { Hexagon::BI__builtin_HEXAGON_V6_vandnqrt_acc, "v62,v65,v66" },
2074  { Hexagon::BI__builtin_HEXAGON_V6_vandnqrt_acc_128B, "v62,v65,v66" },
2075  { Hexagon::BI__builtin_HEXAGON_V6_vandqrt, "v60,v62,v65,v66" },
2076  { Hexagon::BI__builtin_HEXAGON_V6_vandqrt_128B, "v60,v62,v65,v66" },
2077  { Hexagon::BI__builtin_HEXAGON_V6_vandqrt_acc, "v60,v62,v65,v66" },
2078  { Hexagon::BI__builtin_HEXAGON_V6_vandqrt_acc_128B, "v60,v62,v65,v66" },
2079  { Hexagon::BI__builtin_HEXAGON_V6_vandvnqv, "v62,v65,v66" },
2080  { Hexagon::BI__builtin_HEXAGON_V6_vandvnqv_128B, "v62,v65,v66" },
2081  { Hexagon::BI__builtin_HEXAGON_V6_vandvqv, "v62,v65,v66" },
2082  { Hexagon::BI__builtin_HEXAGON_V6_vandvqv_128B, "v62,v65,v66" },
2083  { Hexagon::BI__builtin_HEXAGON_V6_vandvrt, "v60,v62,v65,v66" },
2084  { Hexagon::BI__builtin_HEXAGON_V6_vandvrt_128B, "v60,v62,v65,v66" },
2085  { Hexagon::BI__builtin_HEXAGON_V6_vandvrt_acc, "v60,v62,v65,v66" },
2086  { Hexagon::BI__builtin_HEXAGON_V6_vandvrt_acc_128B, "v60,v62,v65,v66" },
2087  { Hexagon::BI__builtin_HEXAGON_V6_vaslh, "v60,v62,v65,v66" },
2088  { Hexagon::BI__builtin_HEXAGON_V6_vaslh_128B, "v60,v62,v65,v66" },
2089  { Hexagon::BI__builtin_HEXAGON_V6_vaslh_acc, "v65,v66" },
2090  { Hexagon::BI__builtin_HEXAGON_V6_vaslh_acc_128B, "v65,v66" },
2091  { Hexagon::BI__builtin_HEXAGON_V6_vaslhv, "v60,v62,v65,v66" },
2092  { Hexagon::BI__builtin_HEXAGON_V6_vaslhv_128B, "v60,v62,v65,v66" },
2093  { Hexagon::BI__builtin_HEXAGON_V6_vaslw, "v60,v62,v65,v66" },
2094  { Hexagon::BI__builtin_HEXAGON_V6_vaslw_128B, "v60,v62,v65,v66" },
2095  { Hexagon::BI__builtin_HEXAGON_V6_vaslw_acc, "v60,v62,v65,v66" },
2096  { Hexagon::BI__builtin_HEXAGON_V6_vaslw_acc_128B, "v60,v62,v65,v66" },
2097  { Hexagon::BI__builtin_HEXAGON_V6_vaslwv, "v60,v62,v65,v66" },
2098  { Hexagon::BI__builtin_HEXAGON_V6_vaslwv_128B, "v60,v62,v65,v66" },
2099  { Hexagon::BI__builtin_HEXAGON_V6_vasrh, "v60,v62,v65,v66" },
2100  { Hexagon::BI__builtin_HEXAGON_V6_vasrh_128B, "v60,v62,v65,v66" },
2101  { Hexagon::BI__builtin_HEXAGON_V6_vasrh_acc, "v65,v66" },
2102  { Hexagon::BI__builtin_HEXAGON_V6_vasrh_acc_128B, "v65,v66" },
2103  { Hexagon::BI__builtin_HEXAGON_V6_vasrhbrndsat, "v60,v62,v65,v66" },
2104  { Hexagon::BI__builtin_HEXAGON_V6_vasrhbrndsat_128B, "v60,v62,v65,v66" },
2105  { Hexagon::BI__builtin_HEXAGON_V6_vasrhbsat, "v62,v65,v66" },
2106  { Hexagon::BI__builtin_HEXAGON_V6_vasrhbsat_128B, "v62,v65,v66" },
2107  { Hexagon::BI__builtin_HEXAGON_V6_vasrhubrndsat, "v60,v62,v65,v66" },
2108  { Hexagon::BI__builtin_HEXAGON_V6_vasrhubrndsat_128B, "v60,v62,v65,v66" },
2109  { Hexagon::BI__builtin_HEXAGON_V6_vasrhubsat, "v60,v62,v65,v66" },
2110  { Hexagon::BI__builtin_HEXAGON_V6_vasrhubsat_128B, "v60,v62,v65,v66" },
2111  { Hexagon::BI__builtin_HEXAGON_V6_vasrhv, "v60,v62,v65,v66" },
2112  { Hexagon::BI__builtin_HEXAGON_V6_vasrhv_128B, "v60,v62,v65,v66" },
2113  { Hexagon::BI__builtin_HEXAGON_V6_vasr_into, "v66" },
2114  { Hexagon::BI__builtin_HEXAGON_V6_vasr_into_128B, "v66" },
2115  { Hexagon::BI__builtin_HEXAGON_V6_vasruhubrndsat, "v65,v66" },
2116  { Hexagon::BI__builtin_HEXAGON_V6_vasruhubrndsat_128B, "v65,v66" },
2117  { Hexagon::BI__builtin_HEXAGON_V6_vasruhubsat, "v65,v66" },
2118  { Hexagon::BI__builtin_HEXAGON_V6_vasruhubsat_128B, "v65,v66" },
2119  { Hexagon::BI__builtin_HEXAGON_V6_vasruwuhrndsat, "v62,v65,v66" },
2120  { Hexagon::BI__builtin_HEXAGON_V6_vasruwuhrndsat_128B, "v62,v65,v66" },
2121  { Hexagon::BI__builtin_HEXAGON_V6_vasruwuhsat, "v65,v66" },
2122  { Hexagon::BI__builtin_HEXAGON_V6_vasruwuhsat_128B, "v65,v66" },
2123  { Hexagon::BI__builtin_HEXAGON_V6_vasrw, "v60,v62,v65,v66" },
2124  { Hexagon::BI__builtin_HEXAGON_V6_vasrw_128B, "v60,v62,v65,v66" },
2125  { Hexagon::BI__builtin_HEXAGON_V6_vasrw_acc, "v60,v62,v65,v66" },
2126  { Hexagon::BI__builtin_HEXAGON_V6_vasrw_acc_128B, "v60,v62,v65,v66" },
2127  { Hexagon::BI__builtin_HEXAGON_V6_vasrwh, "v60,v62,v65,v66" },
2128  { Hexagon::BI__builtin_HEXAGON_V6_vasrwh_128B, "v60,v62,v65,v66" },
2129  { Hexagon::BI__builtin_HEXAGON_V6_vasrwhrndsat, "v60,v62,v65,v66" },
2130  { Hexagon::BI__builtin_HEXAGON_V6_vasrwhrndsat_128B, "v60,v62,v65,v66" },
2131  { Hexagon::BI__builtin_HEXAGON_V6_vasrwhsat, "v60,v62,v65,v66" },
2132  { Hexagon::BI__builtin_HEXAGON_V6_vasrwhsat_128B, "v60,v62,v65,v66" },
2133  { Hexagon::BI__builtin_HEXAGON_V6_vasrwuhrndsat, "v62,v65,v66" },
2134  { Hexagon::BI__builtin_HEXAGON_V6_vasrwuhrndsat_128B, "v62,v65,v66" },
2135  { Hexagon::BI__builtin_HEXAGON_V6_vasrwuhsat, "v60,v62,v65,v66" },
2136  { Hexagon::BI__builtin_HEXAGON_V6_vasrwuhsat_128B, "v60,v62,v65,v66" },
2137  { Hexagon::BI__builtin_HEXAGON_V6_vasrwv, "v60,v62,v65,v66" },
2138  { Hexagon::BI__builtin_HEXAGON_V6_vasrwv_128B, "v60,v62,v65,v66" },
2139  { Hexagon::BI__builtin_HEXAGON_V6_vassign, "v60,v62,v65,v66" },
2140  { Hexagon::BI__builtin_HEXAGON_V6_vassign_128B, "v60,v62,v65,v66" },
2141  { Hexagon::BI__builtin_HEXAGON_V6_vassignp, "v60,v62,v65,v66" },
2142  { Hexagon::BI__builtin_HEXAGON_V6_vassignp_128B, "v60,v62,v65,v66" },
2143  { Hexagon::BI__builtin_HEXAGON_V6_vavgb, "v65,v66" },
2144  { Hexagon::BI__builtin_HEXAGON_V6_vavgb_128B, "v65,v66" },
2145  { Hexagon::BI__builtin_HEXAGON_V6_vavgbrnd, "v65,v66" },
2146  { Hexagon::BI__builtin_HEXAGON_V6_vavgbrnd_128B, "v65,v66" },
2147  { Hexagon::BI__builtin_HEXAGON_V6_vavgh, "v60,v62,v65,v66" },
2148  { Hexagon::BI__builtin_HEXAGON_V6_vavgh_128B, "v60,v62,v65,v66" },
2149  { Hexagon::BI__builtin_HEXAGON_V6_vavghrnd, "v60,v62,v65,v66" },
2150  { Hexagon::BI__builtin_HEXAGON_V6_vavghrnd_128B, "v60,v62,v65,v66" },
2151  { Hexagon::BI__builtin_HEXAGON_V6_vavgub, "v60,v62,v65,v66" },
2152  { Hexagon::BI__builtin_HEXAGON_V6_vavgub_128B, "v60,v62,v65,v66" },
2153  { Hexagon::BI__builtin_HEXAGON_V6_vavgubrnd, "v60,v62,v65,v66" },
2154  { Hexagon::BI__builtin_HEXAGON_V6_vavgubrnd_128B, "v60,v62,v65,v66" },
2155  { Hexagon::BI__builtin_HEXAGON_V6_vavguh, "v60,v62,v65,v66" },
2156  { Hexagon::BI__builtin_HEXAGON_V6_vavguh_128B, "v60,v62,v65,v66" },
2157  { Hexagon::BI__builtin_HEXAGON_V6_vavguhrnd, "v60,v62,v65,v66" },
2158  { Hexagon::BI__builtin_HEXAGON_V6_vavguhrnd_128B, "v60,v62,v65,v66" },
2159  { Hexagon::BI__builtin_HEXAGON_V6_vavguw, "v65,v66" },
2160  { Hexagon::BI__builtin_HEXAGON_V6_vavguw_128B, "v65,v66" },
2161  { Hexagon::BI__builtin_HEXAGON_V6_vavguwrnd, "v65,v66" },
2162  { Hexagon::BI__builtin_HEXAGON_V6_vavguwrnd_128B, "v65,v66" },
2163  { Hexagon::BI__builtin_HEXAGON_V6_vavgw, "v60,v62,v65,v66" },
2164  { Hexagon::BI__builtin_HEXAGON_V6_vavgw_128B, "v60,v62,v65,v66" },
2165  { Hexagon::BI__builtin_HEXAGON_V6_vavgwrnd, "v60,v62,v65,v66" },
2166  { Hexagon::BI__builtin_HEXAGON_V6_vavgwrnd_128B, "v60,v62,v65,v66" },
2167  { Hexagon::BI__builtin_HEXAGON_V6_vcl0h, "v60,v62,v65,v66" },
2168  { Hexagon::BI__builtin_HEXAGON_V6_vcl0h_128B, "v60,v62,v65,v66" },
2169  { Hexagon::BI__builtin_HEXAGON_V6_vcl0w, "v60,v62,v65,v66" },
2170  { Hexagon::BI__builtin_HEXAGON_V6_vcl0w_128B, "v60,v62,v65,v66" },
2171  { Hexagon::BI__builtin_HEXAGON_V6_vcombine, "v60,v62,v65,v66" },
2172  { Hexagon::BI__builtin_HEXAGON_V6_vcombine_128B, "v60,v62,v65,v66" },
2173  { Hexagon::BI__builtin_HEXAGON_V6_vd0, "v60,v62,v65,v66" },
2174  { Hexagon::BI__builtin_HEXAGON_V6_vd0_128B, "v60,v62,v65,v66" },
2175  { Hexagon::BI__builtin_HEXAGON_V6_vdd0, "v65,v66" },
2176  { Hexagon::BI__builtin_HEXAGON_V6_vdd0_128B, "v65,v66" },
2177  { Hexagon::BI__builtin_HEXAGON_V6_vdealb, "v60,v62,v65,v66" },
2178  { Hexagon::BI__builtin_HEXAGON_V6_vdealb_128B, "v60,v62,v65,v66" },
2179  { Hexagon::BI__builtin_HEXAGON_V6_vdealb4w, "v60,v62,v65,v66" },
2180  { Hexagon::BI__builtin_HEXAGON_V6_vdealb4w_128B, "v60,v62,v65,v66" },
2181  { Hexagon::BI__builtin_HEXAGON_V6_vdealh, "v60,v62,v65,v66" },
2182  { Hexagon::BI__builtin_HEXAGON_V6_vdealh_128B, "v60,v62,v65,v66" },
2183  { Hexagon::BI__builtin_HEXAGON_V6_vdealvdd, "v60,v62,v65,v66" },
2184  { Hexagon::BI__builtin_HEXAGON_V6_vdealvdd_128B, "v60,v62,v65,v66" },
2185  { Hexagon::BI__builtin_HEXAGON_V6_vdelta, "v60,v62,v65,v66" },
2186  { Hexagon::BI__builtin_HEXAGON_V6_vdelta_128B, "v60,v62,v65,v66" },
2187  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus, "v60,v62,v65,v66" },
2188  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_128B, "v60,v62,v65,v66" },
2189  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_acc, "v60,v62,v65,v66" },
2190  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_acc_128B, "v60,v62,v65,v66" },
2191  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_dv, "v60,v62,v65,v66" },
2192  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_dv_128B, "v60,v62,v65,v66" },
2193  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_dv_acc, "v60,v62,v65,v66" },
2194  { Hexagon::BI__builtin_HEXAGON_V6_vdmpybus_dv_acc_128B, "v60,v62,v65,v66" },
2195  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb, "v60,v62,v65,v66" },
2196  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_128B, "v60,v62,v65,v66" },
2197  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_acc, "v60,v62,v65,v66" },
2198  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_acc_128B, "v60,v62,v65,v66" },
2199  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_dv, "v60,v62,v65,v66" },
2200  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_dv_128B, "v60,v62,v65,v66" },
2201  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_dv_acc, "v60,v62,v65,v66" },
2202  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhb_dv_acc_128B, "v60,v62,v65,v66" },
2203  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhisat, "v60,v62,v65,v66" },
2204  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhisat_128B, "v60,v62,v65,v66" },
2205  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhisat_acc, "v60,v62,v65,v66" },
2206  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhisat_acc_128B, "v60,v62,v65,v66" },
2207  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsat, "v60,v62,v65,v66" },
2208  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsat_128B, "v60,v62,v65,v66" },
2209  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsat_acc, "v60,v62,v65,v66" },
2210  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsat_acc_128B, "v60,v62,v65,v66" },
2211  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsuisat, "v60,v62,v65,v66" },
2212  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsuisat_128B, "v60,v62,v65,v66" },
2213  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsuisat_acc, "v60,v62,v65,v66" },
2214  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsuisat_acc_128B, "v60,v62,v65,v66" },
2215  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsusat, "v60,v62,v65,v66" },
2216  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsusat_128B, "v60,v62,v65,v66" },
2217  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsusat_acc, "v60,v62,v65,v66" },
2218  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhsusat_acc_128B, "v60,v62,v65,v66" },
2219  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhvsat, "v60,v62,v65,v66" },
2220  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhvsat_128B, "v60,v62,v65,v66" },
2221  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhvsat_acc, "v60,v62,v65,v66" },
2222  { Hexagon::BI__builtin_HEXAGON_V6_vdmpyhvsat_acc_128B, "v60,v62,v65,v66" },
2223  { Hexagon::BI__builtin_HEXAGON_V6_vdsaduh, "v60,v62,v65,v66" },
2224  { Hexagon::BI__builtin_HEXAGON_V6_vdsaduh_128B, "v60,v62,v65,v66" },
2225  { Hexagon::BI__builtin_HEXAGON_V6_vdsaduh_acc, "v60,v62,v65,v66" },
2226  { Hexagon::BI__builtin_HEXAGON_V6_vdsaduh_acc_128B, "v60,v62,v65,v66" },
2227  { Hexagon::BI__builtin_HEXAGON_V6_veqb, "v60,v62,v65,v66" },
2228  { Hexagon::BI__builtin_HEXAGON_V6_veqb_128B, "v60,v62,v65,v66" },
2229  { Hexagon::BI__builtin_HEXAGON_V6_veqb_and, "v60,v62,v65,v66" },
2230  { Hexagon::BI__builtin_HEXAGON_V6_veqb_and_128B, "v60,v62,v65,v66" },
2231  { Hexagon::BI__builtin_HEXAGON_V6_veqb_or, "v60,v62,v65,v66" },
2232  { Hexagon::BI__builtin_HEXAGON_V6_veqb_or_128B, "v60,v62,v65,v66" },
2233  { Hexagon::BI__builtin_HEXAGON_V6_veqb_xor, "v60,v62,v65,v66" },
2234  { Hexagon::BI__builtin_HEXAGON_V6_veqb_xor_128B, "v60,v62,v65,v66" },
2235  { Hexagon::BI__builtin_HEXAGON_V6_veqh, "v60,v62,v65,v66" },
2236  { Hexagon::BI__builtin_HEXAGON_V6_veqh_128B, "v60,v62,v65,v66" },
2237  { Hexagon::BI__builtin_HEXAGON_V6_veqh_and, "v60,v62,v65,v66" },
2238  { Hexagon::BI__builtin_HEXAGON_V6_veqh_and_128B, "v60,v62,v65,v66" },
2239  { Hexagon::BI__builtin_HEXAGON_V6_veqh_or, "v60,v62,v65,v66" },
2240  { Hexagon::BI__builtin_HEXAGON_V6_veqh_or_128B, "v60,v62,v65,v66" },
2241  { Hexagon::BI__builtin_HEXAGON_V6_veqh_xor, "v60,v62,v65,v66" },
2242  { Hexagon::BI__builtin_HEXAGON_V6_veqh_xor_128B, "v60,v62,v65,v66" },
2243  { Hexagon::BI__builtin_HEXAGON_V6_veqw, "v60,v62,v65,v66" },
2244  { Hexagon::BI__builtin_HEXAGON_V6_veqw_128B, "v60,v62,v65,v66" },
2245  { Hexagon::BI__builtin_HEXAGON_V6_veqw_and, "v60,v62,v65,v66" },
2246  { Hexagon::BI__builtin_HEXAGON_V6_veqw_and_128B, "v60,v62,v65,v66" },
2247  { Hexagon::BI__builtin_HEXAGON_V6_veqw_or, "v60,v62,v65,v66" },
2248  { Hexagon::BI__builtin_HEXAGON_V6_veqw_or_128B, "v60,v62,v65,v66" },
2249  { Hexagon::BI__builtin_HEXAGON_V6_veqw_xor, "v60,v62,v65,v66" },
2250  { Hexagon::BI__builtin_HEXAGON_V6_veqw_xor_128B, "v60,v62,v65,v66" },
2251  { Hexagon::BI__builtin_HEXAGON_V6_vgtb, "v60,v62,v65,v66" },
2252  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_128B, "v60,v62,v65,v66" },
2253  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_and, "v60,v62,v65,v66" },
2254  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_and_128B, "v60,v62,v65,v66" },
2255  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_or, "v60,v62,v65,v66" },
2256  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_or_128B, "v60,v62,v65,v66" },
2257  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_xor, "v60,v62,v65,v66" },
2258  { Hexagon::BI__builtin_HEXAGON_V6_vgtb_xor_128B, "v60,v62,v65,v66" },
2259  { Hexagon::BI__builtin_HEXAGON_V6_vgth, "v60,v62,v65,v66" },
2260  { Hexagon::BI__builtin_HEXAGON_V6_vgth_128B, "v60,v62,v65,v66" },
2261  { Hexagon::BI__builtin_HEXAGON_V6_vgth_and, "v60,v62,v65,v66" },
2262  { Hexagon::BI__builtin_HEXAGON_V6_vgth_and_128B, "v60,v62,v65,v66" },
2263  { Hexagon::BI__builtin_HEXAGON_V6_vgth_or, "v60,v62,v65,v66" },
2264  { Hexagon::BI__builtin_HEXAGON_V6_vgth_or_128B, "v60,v62,v65,v66" },
2265  { Hexagon::BI__builtin_HEXAGON_V6_vgth_xor, "v60,v62,v65,v66" },
2266  { Hexagon::BI__builtin_HEXAGON_V6_vgth_xor_128B, "v60,v62,v65,v66" },
2267  { Hexagon::BI__builtin_HEXAGON_V6_vgtub, "v60,v62,v65,v66" },
2268  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_128B, "v60,v62,v65,v66" },
2269  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_and, "v60,v62,v65,v66" },
2270  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_and_128B, "v60,v62,v65,v66" },
2271  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_or, "v60,v62,v65,v66" },
2272  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_or_128B, "v60,v62,v65,v66" },
2273  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_xor, "v60,v62,v65,v66" },
2274  { Hexagon::BI__builtin_HEXAGON_V6_vgtub_xor_128B, "v60,v62,v65,v66" },
2275  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh, "v60,v62,v65,v66" },
2276  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_128B, "v60,v62,v65,v66" },
2277  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_and, "v60,v62,v65,v66" },
2278  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_and_128B, "v60,v62,v65,v66" },
2279  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_or, "v60,v62,v65,v66" },
2280  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_or_128B, "v60,v62,v65,v66" },
2281  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_xor, "v60,v62,v65,v66" },
2282  { Hexagon::BI__builtin_HEXAGON_V6_vgtuh_xor_128B, "v60,v62,v65,v66" },
2283  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw, "v60,v62,v65,v66" },
2284  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_128B, "v60,v62,v65,v66" },
2285  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_and, "v60,v62,v65,v66" },
2286  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_and_128B, "v60,v62,v65,v66" },
2287  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_or, "v60,v62,v65,v66" },
2288  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_or_128B, "v60,v62,v65,v66" },
2289  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_xor, "v60,v62,v65,v66" },
2290  { Hexagon::BI__builtin_HEXAGON_V6_vgtuw_xor_128B, "v60,v62,v65,v66" },
2291  { Hexagon::BI__builtin_HEXAGON_V6_vgtw, "v60,v62,v65,v66" },
2292  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_128B, "v60,v62,v65,v66" },
2293  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_and, "v60,v62,v65,v66" },
2294  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_and_128B, "v60,v62,v65,v66" },
2295  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_or, "v60,v62,v65,v66" },
2296  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_or_128B, "v60,v62,v65,v66" },
2297  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_xor, "v60,v62,v65,v66" },
2298  { Hexagon::BI__builtin_HEXAGON_V6_vgtw_xor_128B, "v60,v62,v65,v66" },
2299  { Hexagon::BI__builtin_HEXAGON_V6_vinsertwr, "v60,v62,v65,v66" },
2300  { Hexagon::BI__builtin_HEXAGON_V6_vinsertwr_128B, "v60,v62,v65,v66" },
2301  { Hexagon::BI__builtin_HEXAGON_V6_vlalignb, "v60,v62,v65,v66" },
2302  { Hexagon::BI__builtin_HEXAGON_V6_vlalignb_128B, "v60,v62,v65,v66" },
2303  { Hexagon::BI__builtin_HEXAGON_V6_vlalignbi, "v60,v62,v65,v66" },
2304  { Hexagon::BI__builtin_HEXAGON_V6_vlalignbi_128B, "v60,v62,v65,v66" },
2305  { Hexagon::BI__builtin_HEXAGON_V6_vlsrb, "v62,v65,v66" },
2306  { Hexagon::BI__builtin_HEXAGON_V6_vlsrb_128B, "v62,v65,v66" },
2307  { Hexagon::BI__builtin_HEXAGON_V6_vlsrh, "v60,v62,v65,v66" },
2308  { Hexagon::BI__builtin_HEXAGON_V6_vlsrh_128B, "v60,v62,v65,v66" },
2309  { Hexagon::BI__builtin_HEXAGON_V6_vlsrhv, "v60,v62,v65,v66" },
2310  { Hexagon::BI__builtin_HEXAGON_V6_vlsrhv_128B, "v60,v62,v65,v66" },
2311  { Hexagon::BI__builtin_HEXAGON_V6_vlsrw, "v60,v62,v65,v66" },
2312  { Hexagon::BI__builtin_HEXAGON_V6_vlsrw_128B, "v60,v62,v65,v66" },
2313  { Hexagon::BI__builtin_HEXAGON_V6_vlsrwv, "v60,v62,v65,v66" },
2314  { Hexagon::BI__builtin_HEXAGON_V6_vlsrwv_128B, "v60,v62,v65,v66" },
2315  { Hexagon::BI__builtin_HEXAGON_V6_vlut4, "v65,v66" },
2316  { Hexagon::BI__builtin_HEXAGON_V6_vlut4_128B, "v65,v66" },
2317  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb, "v60,v62,v65,v66" },
2318  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_128B, "v60,v62,v65,v66" },
2319  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvbi, "v62,v65,v66" },
2320  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvbi_128B, "v62,v65,v66" },
2321  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_nm, "v62,v65,v66" },
2322  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_nm_128B, "v62,v65,v66" },
2323  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_oracc, "v60,v62,v65,v66" },
2324  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_oracc_128B, "v60,v62,v65,v66" },
2325  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_oracci, "v62,v65,v66" },
2326  { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_oracci_128B, "v62,v65,v66" },
2327  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh, "v60,v62,v65,v66" },
2328  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_128B, "v60,v62,v65,v66" },
2329  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwhi, "v62,v65,v66" },
2330  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwhi_128B, "v62,v65,v66" },
2331  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_nm, "v62,v65,v66" },
2332  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_nm_128B, "v62,v65,v66" },
2333  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_oracc, "v60,v62,v65,v66" },
2334  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_oracc_128B, "v60,v62,v65,v66" },
2335  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_oracci, "v62,v65,v66" },
2336  { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_oracci_128B, "v62,v65,v66" },
2337  { Hexagon::BI__builtin_HEXAGON_V6_vmaxb, "v62,v65,v66" },
2338  { Hexagon::BI__builtin_HEXAGON_V6_vmaxb_128B, "v62,v65,v66" },
2339  { Hexagon::BI__builtin_HEXAGON_V6_vmaxh, "v60,v62,v65,v66" },
2340  { Hexagon::BI__builtin_HEXAGON_V6_vmaxh_128B, "v60,v62,v65,v66" },
2341  { Hexagon::BI__builtin_HEXAGON_V6_vmaxub, "v60,v62,v65,v66" },
2342  { Hexagon::BI__builtin_HEXAGON_V6_vmaxub_128B, "v60,v62,v65,v66" },
2343  { Hexagon::BI__builtin_HEXAGON_V6_vmaxuh, "v60,v62,v65,v66" },
2344  { Hexagon::BI__builtin_HEXAGON_V6_vmaxuh_128B, "v60,v62,v65,v66" },
2345  { Hexagon::BI__builtin_HEXAGON_V6_vmaxw, "v60,v62,v65,v66" },
2346  { Hexagon::BI__builtin_HEXAGON_V6_vmaxw_128B, "v60,v62,v65,v66" },
2347  { Hexagon::BI__builtin_HEXAGON_V6_vminb, "v62,v65,v66" },
2348  { Hexagon::BI__builtin_HEXAGON_V6_vminb_128B, "v62,v65,v66" },
2349  { Hexagon::BI__builtin_HEXAGON_V6_vminh, "v60,v62,v65,v66" },
2350  { Hexagon::BI__builtin_HEXAGON_V6_vminh_128B, "v60,v62,v65,v66" },
2351  { Hexagon::BI__builtin_HEXAGON_V6_vminub, "v60,v62,v65,v66" },
2352  { Hexagon::BI__builtin_HEXAGON_V6_vminub_128B, "v60,v62,v65,v66" },
2353  { Hexagon::BI__builtin_HEXAGON_V6_vminuh, "v60,v62,v65,v66" },
2354  { Hexagon::BI__builtin_HEXAGON_V6_vminuh_128B, "v60,v62,v65,v66" },
2355  { Hexagon::BI__builtin_HEXAGON_V6_vminw, "v60,v62,v65,v66" },
2356  { Hexagon::BI__builtin_HEXAGON_V6_vminw_128B, "v60,v62,v65,v66" },
2357  { Hexagon::BI__builtin_HEXAGON_V6_vmpabus, "v60,v62,v65,v66" },
2358  { Hexagon::BI__builtin_HEXAGON_V6_vmpabus_128B, "v60,v62,v65,v66" },
2359  { Hexagon::BI__builtin_HEXAGON_V6_vmpabus_acc, "v60,v62,v65,v66" },
2360  { Hexagon::BI__builtin_HEXAGON_V6_vmpabus_acc_128B, "v60,v62,v65,v66" },
2361  { Hexagon::BI__builtin_HEXAGON_V6_vmpabusv, "v60,v62,v65,v66" },
2362  { Hexagon::BI__builtin_HEXAGON_V6_vmpabusv_128B, "v60,v62,v65,v66" },
2363  { Hexagon::BI__builtin_HEXAGON_V6_vmpabuu, "v65,v66" },
2364  { Hexagon::BI__builtin_HEXAGON_V6_vmpabuu_128B, "v65,v66" },
2365  { Hexagon::BI__builtin_HEXAGON_V6_vmpabuu_acc, "v65,v66" },
2366  { Hexagon::BI__builtin_HEXAGON_V6_vmpabuu_acc_128B, "v65,v66" },
2367  { Hexagon::BI__builtin_HEXAGON_V6_vmpabuuv, "v60,v62,v65,v66" },
2368  { Hexagon::BI__builtin_HEXAGON_V6_vmpabuuv_128B, "v60,v62,v65,v66" },
2369  { Hexagon::BI__builtin_HEXAGON_V6_vmpahb, "v60,v62,v65,v66" },
2370  { Hexagon::BI__builtin_HEXAGON_V6_vmpahb_128B, "v60,v62,v65,v66" },
2371  { Hexagon::BI__builtin_HEXAGON_V6_vmpahb_acc, "v60,v62,v65,v66" },
2372  { Hexagon::BI__builtin_HEXAGON_V6_vmpahb_acc_128B, "v60,v62,v65,v66" },
2373  { Hexagon::BI__builtin_HEXAGON_V6_vmpahhsat, "v65,v66" },
2374  { Hexagon::BI__builtin_HEXAGON_V6_vmpahhsat_128B, "v65,v66" },
2375  { Hexagon::BI__builtin_HEXAGON_V6_vmpauhb, "v62,v65,v66" },
2376  { Hexagon::BI__builtin_HEXAGON_V6_vmpauhb_128B, "v62,v65,v66" },
2377  { Hexagon::BI__builtin_HEXAGON_V6_vmpauhb_acc, "v62,v65,v66" },
2378  { Hexagon::BI__builtin_HEXAGON_V6_vmpauhb_acc_128B, "v62,v65,v66" },
2379  { Hexagon::BI__builtin_HEXAGON_V6_vmpauhuhsat, "v65,v66" },
2380  { Hexagon::BI__builtin_HEXAGON_V6_vmpauhuhsat_128B, "v65,v66" },
2381  { Hexagon::BI__builtin_HEXAGON_V6_vmpsuhuhsat, "v65,v66" },
2382  { Hexagon::BI__builtin_HEXAGON_V6_vmpsuhuhsat_128B, "v65,v66" },
2383  { Hexagon::BI__builtin_HEXAGON_V6_vmpybus, "v60,v62,v65,v66" },
2384  { Hexagon::BI__builtin_HEXAGON_V6_vmpybus_128B, "v60,v62,v65,v66" },
2385  { Hexagon::BI__builtin_HEXAGON_V6_vmpybus_acc, "v60,v62,v65,v66" },
2386  { Hexagon::BI__builtin_HEXAGON_V6_vmpybus_acc_128B, "v60,v62,v65,v66" },
2387  { Hexagon::BI__builtin_HEXAGON_V6_vmpybusv, "v60,v62,v65,v66" },
2388  { Hexagon::BI__builtin_HEXAGON_V6_vmpybusv_128B, "v60,v62,v65,v66" },
2389  { Hexagon::BI__builtin_HEXAGON_V6_vmpybusv_acc, "v60,v62,v65,v66" },
2390  { Hexagon::BI__builtin_HEXAGON_V6_vmpybusv_acc_128B, "v60,v62,v65,v66" },
2391  { Hexagon::BI__builtin_HEXAGON_V6_vmpybv, "v60,v62,v65,v66" },
2392  { Hexagon::BI__builtin_HEXAGON_V6_vmpybv_128B, "v60,v62,v65,v66" },
2393  { Hexagon::BI__builtin_HEXAGON_V6_vmpybv_acc, "v60,v62,v65,v66" },
2394  { Hexagon::BI__builtin_HEXAGON_V6_vmpybv_acc_128B, "v60,v62,v65,v66" },
2395  { Hexagon::BI__builtin_HEXAGON_V6_vmpyewuh, "v60,v62,v65,v66" },
2396  { Hexagon::BI__builtin_HEXAGON_V6_vmpyewuh_128B, "v60,v62,v65,v66" },
2397  { Hexagon::BI__builtin_HEXAGON_V6_vmpyewuh_64, "v62,v65,v66" },
2398  { Hexagon::BI__builtin_HEXAGON_V6_vmpyewuh_64_128B, "v62,v65,v66" },
2399  { Hexagon::BI__builtin_HEXAGON_V6_vmpyh, "v60,v62,v65,v66" },
2400  { Hexagon::BI__builtin_HEXAGON_V6_vmpyh_128B, "v60,v62,v65,v66" },
2401  { Hexagon::BI__builtin_HEXAGON_V6_vmpyh_acc, "v65,v66" },
2402  { Hexagon::BI__builtin_HEXAGON_V6_vmpyh_acc_128B, "v65,v66" },
2403  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhsat_acc, "v60,v62,v65,v66" },
2404  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhsat_acc_128B, "v60,v62,v65,v66" },
2405  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhsrs, "v60,v62,v65,v66" },
2406  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhsrs_128B, "v60,v62,v65,v66" },
2407  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhss, "v60,v62,v65,v66" },
2408  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhss_128B, "v60,v62,v65,v66" },
2409  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhus, "v60,v62,v65,v66" },
2410  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhus_128B, "v60,v62,v65,v66" },
2411  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhus_acc, "v60,v62,v65,v66" },
2412  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhus_acc_128B, "v60,v62,v65,v66" },
2413  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhv, "v60,v62,v65,v66" },
2414  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhv_128B, "v60,v62,v65,v66" },
2415  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhv_acc, "v60,v62,v65,v66" },
2416  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhv_acc_128B, "v60,v62,v65,v66" },
2417  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhvsrs, "v60,v62,v65,v66" },
2418  { Hexagon::BI__builtin_HEXAGON_V6_vmpyhvsrs_128B, "v60,v62,v65,v66" },
2419  { Hexagon::BI__builtin_HEXAGON_V6_vmpyieoh, "v60,v62,v65,v66" },
2420  { Hexagon::BI__builtin_HEXAGON_V6_vmpyieoh_128B, "v60,v62,v65,v66" },
2421  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiewh_acc, "v60,v62,v65,v66" },
2422  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiewh_acc_128B, "v60,v62,v65,v66" },
2423  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiewuh, "v60,v62,v65,v66" },
2424  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiewuh_128B, "v60,v62,v65,v66" },
2425  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiewuh_acc, "v60,v62,v65,v66" },
2426  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiewuh_acc_128B, "v60,v62,v65,v66" },
2427  { Hexagon::BI__builtin_HEXAGON_V6_vmpyih, "v60,v62,v65,v66" },
2428  { Hexagon::BI__builtin_HEXAGON_V6_vmpyih_128B, "v60,v62,v65,v66" },
2429  { Hexagon::BI__builtin_HEXAGON_V6_vmpyih_acc, "v60,v62,v65,v66" },
2430  { Hexagon::BI__builtin_HEXAGON_V6_vmpyih_acc_128B, "v60,v62,v65,v66" },
2431  { Hexagon::BI__builtin_HEXAGON_V6_vmpyihb, "v60,v62,v65,v66" },
2432  { Hexagon::BI__builtin_HEXAGON_V6_vmpyihb_128B, "v60,v62,v65,v66" },
2433  { Hexagon::BI__builtin_HEXAGON_V6_vmpyihb_acc, "v60,v62,v65,v66" },
2434  { Hexagon::BI__builtin_HEXAGON_V6_vmpyihb_acc_128B, "v60,v62,v65,v66" },
2435  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiowh, "v60,v62,v65,v66" },
2436  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiowh_128B, "v60,v62,v65,v66" },
2437  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwb, "v60,v62,v65,v66" },
2438  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwb_128B, "v60,v62,v65,v66" },
2439  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwb_acc, "v60,v62,v65,v66" },
2440  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwb_acc_128B, "v60,v62,v65,v66" },
2441  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwh, "v60,v62,v65,v66" },
2442  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwh_128B, "v60,v62,v65,v66" },
2443  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwh_acc, "v60,v62,v65,v66" },
2444  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwh_acc_128B, "v60,v62,v65,v66" },
2445  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwub, "v62,v65,v66" },
2446  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwub_128B, "v62,v65,v66" },
2447  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwub_acc, "v62,v65,v66" },
2448  { Hexagon::BI__builtin_HEXAGON_V6_vmpyiwub_acc_128B, "v62,v65,v66" },
2449  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh, "v60,v62,v65,v66" },
2450  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_128B, "v60,v62,v65,v66" },
2451  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_64_acc, "v62,v65,v66" },
2452  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_64_acc_128B, "v62,v65,v66" },
2453  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_rnd, "v60,v62,v65,v66" },
2454  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_rnd_128B, "v60,v62,v65,v66" },
2455  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_rnd_sacc, "v60,v62,v65,v66" },
2456  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_rnd_sacc_128B, "v60,v62,v65,v66" },
2457  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_sacc, "v60,v62,v65,v66" },
2458  { Hexagon::BI__builtin_HEXAGON_V6_vmpyowh_sacc_128B, "v60,v62,v65,v66" },
2459  { Hexagon::BI__builtin_HEXAGON_V6_vmpyub, "v60,v62,v65,v66" },
2460  { Hexagon::BI__builtin_HEXAGON_V6_vmpyub_128B, "v60,v62,v65,v66" },
2461  { Hexagon::BI__builtin_HEXAGON_V6_vmpyub_acc, "v60,v62,v65,v66" },
2462  { Hexagon::BI__builtin_HEXAGON_V6_vmpyub_acc_128B, "v60,v62,v65,v66" },
2463  { Hexagon::BI__builtin_HEXAGON_V6_vmpyubv, "v60,v62,v65,v66" },
2464  { Hexagon::BI__builtin_HEXAGON_V6_vmpyubv_128B, "v60,v62,v65,v66" },
2465  { Hexagon::BI__builtin_HEXAGON_V6_vmpyubv_acc, "v60,v62,v65,v66" },
2466  { Hexagon::BI__builtin_HEXAGON_V6_vmpyubv_acc_128B, "v60,v62,v65,v66" },
2467  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuh, "v60,v62,v65,v66" },
2468  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuh_128B, "v60,v62,v65,v66" },
2469  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuh_acc, "v60,v62,v65,v66" },
2470  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuh_acc_128B, "v60,v62,v65,v66" },
2471  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhe, "v65,v66" },
2472  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhe_128B, "v65,v66" },
2473  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhe_acc, "v65,v66" },
2474  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhe_acc_128B, "v65,v66" },
2475  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhv, "v60,v62,v65,v66" },
2476  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhv_128B, "v60,v62,v65,v66" },
2477  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhv_acc, "v60,v62,v65,v66" },
2478  { Hexagon::BI__builtin_HEXAGON_V6_vmpyuhv_acc_128B, "v60,v62,v65,v66" },
2479  { Hexagon::BI__builtin_HEXAGON_V6_vmux, "v60,v62,v65,v66" },
2480  { Hexagon::BI__builtin_HEXAGON_V6_vmux_128B, "v60,v62,v65,v66" },
2481  { Hexagon::BI__builtin_HEXAGON_V6_vnavgb, "v65,v66" },
2482  { Hexagon::BI__builtin_HEXAGON_V6_vnavgb_128B, "v65,v66" },
2483  { Hexagon::BI__builtin_HEXAGON_V6_vnavgh, "v60,v62,v65,v66" },
2484  { Hexagon::BI__builtin_HEXAGON_V6_vnavgh_128B, "v60,v62,v65,v66" },
2485  { Hexagon::BI__builtin_HEXAGON_V6_vnavgub, "v60,v62,v65,v66" },
2486  { Hexagon::BI__builtin_HEXAGON_V6_vnavgub_128B, "v60,v62,v65,v66" },
2487  { Hexagon::BI__builtin_HEXAGON_V6_vnavgw, "v60,v62,v65,v66" },
2488  { Hexagon::BI__builtin_HEXAGON_V6_vnavgw_128B, "v60,v62,v65,v66" },
2489  { Hexagon::BI__builtin_HEXAGON_V6_vnormamth, "v60,v62,v65,v66" },
2490  { Hexagon::BI__builtin_HEXAGON_V6_vnormamth_128B, "v60,v62,v65,v66" },
2491  { Hexagon::BI__builtin_HEXAGON_V6_vnormamtw, "v60,v62,v65,v66" },
2492  { Hexagon::BI__builtin_HEXAGON_V6_vnormamtw_128B, "v60,v62,v65,v66" },
2493  { Hexagon::BI__builtin_HEXAGON_V6_vnot, "v60,v62,v65,v66" },
2494  { Hexagon::BI__builtin_HEXAGON_V6_vnot_128B, "v60,v62,v65,v66" },
2495  { Hexagon::BI__builtin_HEXAGON_V6_vor, "v60,v62,v65,v66" },
2496  { Hexagon::BI__builtin_HEXAGON_V6_vor_128B, "v60,v62,v65,v66" },
2497  { Hexagon::BI__builtin_HEXAGON_V6_vpackeb, "v60,v62,v65,v66" },
2498  { Hexagon::BI__builtin_HEXAGON_V6_vpackeb_128B, "v60,v62,v65,v66" },
2499  { Hexagon::BI__builtin_HEXAGON_V6_vpackeh, "v60,v62,v65,v66" },
2500  { Hexagon::BI__builtin_HEXAGON_V6_vpackeh_128B, "v60,v62,v65,v66" },
2501  { Hexagon::BI__builtin_HEXAGON_V6_vpackhb_sat, "v60,v62,v65,v66" },
2502  { Hexagon::BI__builtin_HEXAGON_V6_vpackhb_sat_128B, "v60,v62,v65,v66" },
2503  { Hexagon::BI__builtin_HEXAGON_V6_vpackhub_sat, "v60,v62,v65,v66" },
2504  { Hexagon::BI__builtin_HEXAGON_V6_vpackhub_sat_128B, "v60,v62,v65,v66" },
2505  { Hexagon::BI__builtin_HEXAGON_V6_vpackob, "v60,v62,v65,v66" },
2506  { Hexagon::BI__builtin_HEXAGON_V6_vpackob_128B, "v60,v62,v65,v66" },
2507  { Hexagon::BI__builtin_HEXAGON_V6_vpackoh, "v60,v62,v65,v66" },
2508  { Hexagon::BI__builtin_HEXAGON_V6_vpackoh_128B, "v60,v62,v65,v66" },
2509  { Hexagon::BI__builtin_HEXAGON_V6_vpackwh_sat, "v60,v62,v65,v66" },
2510  { Hexagon::BI__builtin_HEXAGON_V6_vpackwh_sat_128B, "v60,v62,v65,v66" },
2511  { Hexagon::BI__builtin_HEXAGON_V6_vpackwuh_sat, "v60,v62,v65,v66" },
2512  { Hexagon::BI__builtin_HEXAGON_V6_vpackwuh_sat_128B, "v60,v62,v65,v66" },
2513  { Hexagon::BI__builtin_HEXAGON_V6_vpopcounth, "v60,v62,v65,v66" },
2514  { Hexagon::BI__builtin_HEXAGON_V6_vpopcounth_128B, "v60,v62,v65,v66" },
2515  { Hexagon::BI__builtin_HEXAGON_V6_vprefixqb, "v65,v66" },
2516  { Hexagon::BI__builtin_HEXAGON_V6_vprefixqb_128B, "v65,v66" },
2517  { Hexagon::BI__builtin_HEXAGON_V6_vprefixqh, "v65,v66" },
2518  { Hexagon::BI__builtin_HEXAGON_V6_vprefixqh_128B, "v65,v66" },
2519  { Hexagon::BI__builtin_HEXAGON_V6_vprefixqw, "v65,v66" },
2520  { Hexagon::BI__builtin_HEXAGON_V6_vprefixqw_128B, "v65,v66" },
2521  { Hexagon::BI__builtin_HEXAGON_V6_vrdelta, "v60,v62,v65,v66" },
2522  { Hexagon::BI__builtin_HEXAGON_V6_vrdelta_128B, "v60,v62,v65,v66" },
2523  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybub_rtt, "v65" },
2524  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybub_rtt_128B, "v65" },
2525  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybub_rtt_acc, "v65" },
2526  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybub_rtt_acc_128B, "v65" },
2527  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybus, "v60,v62,v65,v66" },
2528  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybus_128B, "v60,v62,v65,v66" },
2529  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybus_acc, "v60,v62,v65,v66" },
2530  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybus_acc_128B, "v60,v62,v65,v66" },
2531  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi, "v60,v62,v65,v66" },
2532  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_128B, "v60,v62,v65,v66" },
2533  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_acc, "v60,v62,v65,v66" },
2534  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_acc_128B, "v60,v62,v65,v66" },
2535  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusv, "v60,v62,v65,v66" },
2536  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusv_128B, "v60,v62,v65,v66" },
2537  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusv_acc, "v60,v62,v65,v66" },
2538  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusv_acc_128B, "v60,v62,v65,v66" },
2539  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybv, "v60,v62,v65,v66" },
2540  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybv_128B, "v60,v62,v65,v66" },
2541  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybv_acc, "v60,v62,v65,v66" },
2542  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybv_acc_128B, "v60,v62,v65,v66" },
2543  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub, "v60,v62,v65,v66" },
2544  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_128B, "v60,v62,v65,v66" },
2545  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_acc, "v60,v62,v65,v66" },
2546  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_acc_128B, "v60,v62,v65,v66" },
2547  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi, "v60,v62,v65,v66" },
2548  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_128B, "v60,v62,v65,v66" },
2549  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_acc, "v60,v62,v65,v66" },
2550  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_acc_128B, "v60,v62,v65,v66" },
2551  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_rtt, "v65" },
2552  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_rtt_128B, "v65" },
2553  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_rtt_acc, "v65" },
2554  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyub_rtt_acc_128B, "v65" },
2555  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubv, "v60,v62,v65,v66" },
2556  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubv_128B, "v60,v62,v65,v66" },
2557  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubv_acc, "v60,v62,v65,v66" },
2558  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubv_acc_128B, "v60,v62,v65,v66" },
2559  { Hexagon::BI__builtin_HEXAGON_V6_vror, "v60,v62,v65,v66" },
2560  { Hexagon::BI__builtin_HEXAGON_V6_vror_128B, "v60,v62,v65,v66" },
2561  { Hexagon::BI__builtin_HEXAGON_V6_vrotr, "v66" },
2562  { Hexagon::BI__builtin_HEXAGON_V6_vrotr_128B, "v66" },
2563  { Hexagon::BI__builtin_HEXAGON_V6_vroundhb, "v60,v62,v65,v66" },
2564  { Hexagon::BI__builtin_HEXAGON_V6_vroundhb_128B, "v60,v62,v65,v66" },
2565  { Hexagon::BI__builtin_HEXAGON_V6_vroundhub, "v60,v62,v65,v66" },
2566  { Hexagon::BI__builtin_HEXAGON_V6_vroundhub_128B, "v60,v62,v65,v66" },
2567  { Hexagon::BI__builtin_HEXAGON_V6_vrounduhub, "v62,v65,v66" },
2568  { Hexagon::BI__builtin_HEXAGON_V6_vrounduhub_128B, "v62,v65,v66" },
2569  { Hexagon::BI__builtin_HEXAGON_V6_vrounduwuh, "v62,v65,v66" },
2570  { Hexagon::BI__builtin_HEXAGON_V6_vrounduwuh_128B, "v62,v65,v66" },
2571  { Hexagon::BI__builtin_HEXAGON_V6_vroundwh, "v60,v62,v65,v66" },
2572  { Hexagon::BI__builtin_HEXAGON_V6_vroundwh_128B, "v60,v62,v65,v66" },
2573  { Hexagon::BI__builtin_HEXAGON_V6_vroundwuh, "v60,v62,v65,v66" },
2574  { Hexagon::BI__builtin_HEXAGON_V6_vroundwuh_128B, "v60,v62,v65,v66" },
2575  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi, "v60,v62,v65,v66" },
2576  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_128B, "v60,v62,v65,v66" },
2577  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_acc, "v60,v62,v65,v66" },
2578  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_acc_128B, "v60,v62,v65,v66" },
2579  { Hexagon::BI__builtin_HEXAGON_V6_vsatdw, "v66" },
2580  { Hexagon::BI__builtin_HEXAGON_V6_vsatdw_128B, "v66" },
2581  { Hexagon::BI__builtin_HEXAGON_V6_vsathub, "v60,v62,v65,v66" },
2582  { Hexagon::BI__builtin_HEXAGON_V6_vsathub_128B, "v60,v62,v65,v66" },
2583  { Hexagon::BI__builtin_HEXAGON_V6_vsatuwuh, "v62,v65,v66" },
2584  { Hexagon::BI__builtin_HEXAGON_V6_vsatuwuh_128B, "v62,v65,v66" },
2585  { Hexagon::BI__builtin_HEXAGON_V6_vsatwh, "v60,v62,v65,v66" },
2586  { Hexagon::BI__builtin_HEXAGON_V6_vsatwh_128B, "v60,v62,v65,v66" },
2587  { Hexagon::BI__builtin_HEXAGON_V6_vsb, "v60,v62,v65,v66" },
2588  { Hexagon::BI__builtin_HEXAGON_V6_vsb_128B, "v60,v62,v65,v66" },
2589  { Hexagon::BI__builtin_HEXAGON_V6_vsh, "v60,v62,v65,v66" },
2590  { Hexagon::BI__builtin_HEXAGON_V6_vsh_128B, "v60,v62,v65,v66" },
2591  { Hexagon::BI__builtin_HEXAGON_V6_vshufeh, "v60,v62,v65,v66" },
2592  { Hexagon::BI__builtin_HEXAGON_V6_vshufeh_128B, "v60,v62,v65,v66" },
2593  { Hexagon::BI__builtin_HEXAGON_V6_vshuffb, "v60,v62,v65,v66" },
2594  { Hexagon::BI__builtin_HEXAGON_V6_vshuffb_128B, "v60,v62,v65,v66" },
2595  { Hexagon::BI__builtin_HEXAGON_V6_vshuffeb, "v60,v62,v65,v66" },
2596  { Hexagon::BI__builtin_HEXAGON_V6_vshuffeb_128B, "v60,v62,v65,v66" },
2597  { Hexagon::BI__builtin_HEXAGON_V6_vshuffh, "v60,v62,v65,v66" },
2598  { Hexagon::BI__builtin_HEXAGON_V6_vshuffh_128B, "v60,v62,v65,v66" },
2599  { Hexagon::BI__builtin_HEXAGON_V6_vshuffob, "v60,v62,v65,v66" },
2600  { Hexagon::BI__builtin_HEXAGON_V6_vshuffob_128B, "v60,v62,v65,v66" },
2601  { Hexagon::BI__builtin_HEXAGON_V6_vshuffvdd, "v60,v62,v65,v66" },
2602  { Hexagon::BI__builtin_HEXAGON_V6_vshuffvdd_128B, "v60,v62,v65,v66" },
2603  { Hexagon::BI__builtin_HEXAGON_V6_vshufoeb, "v60,v62,v65,v66" },
2604  { Hexagon::BI__builtin_HEXAGON_V6_vshufoeb_128B, "v60,v62,v65,v66" },
2605  { Hexagon::BI__builtin_HEXAGON_V6_vshufoeh, "v60,v62,v65,v66" },
2606  { Hexagon::BI__builtin_HEXAGON_V6_vshufoeh_128B, "v60,v62,v65,v66" },
2607  { Hexagon::BI__builtin_HEXAGON_V6_vshufoh, "v60,v62,v65,v66" },
2608  { Hexagon::BI__builtin_HEXAGON_V6_vshufoh_128B, "v60,v62,v65,v66" },
2609  { Hexagon::BI__builtin_HEXAGON_V6_vsubb, "v60,v62,v65,v66" },
2610  { Hexagon::BI__builtin_HEXAGON_V6_vsubb_128B, "v60,v62,v65,v66" },
2611  { Hexagon::BI__builtin_HEXAGON_V6_vsubb_dv, "v60,v62,v65,v66" },
2612  { Hexagon::BI__builtin_HEXAGON_V6_vsubb_dv_128B, "v60,v62,v65,v66" },
2613  { Hexagon::BI__builtin_HEXAGON_V6_vsubbsat, "v62,v65,v66" },
2614  { Hexagon::BI__builtin_HEXAGON_V6_vsubbsat_128B, "v62,v65,v66" },
2615  { Hexagon::BI__builtin_HEXAGON_V6_vsubbsat_dv, "v62,v65,v66" },
2616  { Hexagon::BI__builtin_HEXAGON_V6_vsubbsat_dv_128B, "v62,v65,v66" },
2617  { Hexagon::BI__builtin_HEXAGON_V6_vsubcarry, "v62,v65,v66" },
2618  { Hexagon::BI__builtin_HEXAGON_V6_vsubcarry_128B, "v62,v65,v66" },
2619  { Hexagon::BI__builtin_HEXAGON_V6_vsubh, "v60,v62,v65,v66" },
2620  { Hexagon::BI__builtin_HEXAGON_V6_vsubh_128B, "v60,v62,v65,v66" },
2621  { Hexagon::BI__builtin_HEXAGON_V6_vsubh_dv, "v60,v62,v65,v66" },
2622  { Hexagon::BI__builtin_HEXAGON_V6_vsubh_dv_128B, "v60,v62,v65,v66" },
2623  { Hexagon::BI__builtin_HEXAGON_V6_vsubhsat, "v60,v62,v65,v66" },
2624  { Hexagon::BI__builtin_HEXAGON_V6_vsubhsat_128B, "v60,v62,v65,v66" },
2625  { Hexagon::BI__builtin_HEXAGON_V6_vsubhsat_dv, "v60,v62,v65,v66" },
2626  { Hexagon::BI__builtin_HEXAGON_V6_vsubhsat_dv_128B, "v60,v62,v65,v66" },
2627  { Hexagon::BI__builtin_HEXAGON_V6_vsubhw, "v60,v62,v65,v66" },
2628  { Hexagon::BI__builtin_HEXAGON_V6_vsubhw_128B, "v60,v62,v65,v66" },
2629  { Hexagon::BI__builtin_HEXAGON_V6_vsububh, "v60,v62,v65,v66" },
2630  { Hexagon::BI__builtin_HEXAGON_V6_vsububh_128B, "v60,v62,v65,v66" },
2631  { Hexagon::BI__builtin_HEXAGON_V6_vsububsat, "v60,v62,v65,v66" },
2632  { Hexagon::BI__builtin_HEXAGON_V6_vsububsat_128B, "v60,v62,v65,v66" },
2633  { Hexagon::BI__builtin_HEXAGON_V6_vsububsat_dv, "v60,v62,v65,v66" },
2634  { Hexagon::BI__builtin_HEXAGON_V6_vsububsat_dv_128B, "v60,v62,v65,v66" },
2635  { Hexagon::BI__builtin_HEXAGON_V6_vsubububb_sat, "v62,v65,v66" },
2636  { Hexagon::BI__builtin_HEXAGON_V6_vsubububb_sat_128B, "v62,v65,v66" },
2637  { Hexagon::BI__builtin_HEXAGON_V6_vsubuhsat, "v60,v62,v65,v66" },
2638  { Hexagon::BI__builtin_HEXAGON_V6_vsubuhsat_128B, "v60,v62,v65,v66" },
2639  { Hexagon::BI__builtin_HEXAGON_V6_vsubuhsat_dv, "v60,v62,v65,v66" },
2640  { Hexagon::BI__builtin_HEXAGON_V6_vsubuhsat_dv_128B, "v60,v62,v65,v66" },
2641  { Hexagon::BI__builtin_HEXAGON_V6_vsubuhw, "v60,v62,v65,v66" },
2642  { Hexagon::BI__builtin_HEXAGON_V6_vsubuhw_128B, "v60,v62,v65,v66" },
2643  { Hexagon::BI__builtin_HEXAGON_V6_vsubuwsat, "v62,v65,v66" },
2644  { Hexagon::BI__builtin_HEXAGON_V6_vsubuwsat_128B, "v62,v65,v66" },
2645  { Hexagon::BI__builtin_HEXAGON_V6_vsubuwsat_dv, "v62,v65,v66" },
2646  { Hexagon::BI__builtin_HEXAGON_V6_vsubuwsat_dv_128B, "v62,v65,v66" },
2647  { Hexagon::BI__builtin_HEXAGON_V6_vsubw, "v60,v62,v65,v66" },
2648  { Hexagon::BI__builtin_HEXAGON_V6_vsubw_128B, "v60,v62,v65,v66" },
2649  { Hexagon::BI__builtin_HEXAGON_V6_vsubw_dv, "v60,v62,v65,v66" },
2650  { Hexagon::BI__builtin_HEXAGON_V6_vsubw_dv_128B, "v60,v62,v65,v66" },
2651  { Hexagon::BI__builtin_HEXAGON_V6_vsubwsat, "v60,v62,v65,v66" },
2652  { Hexagon::BI__builtin_HEXAGON_V6_vsubwsat_128B, "v60,v62,v65,v66" },
2653  { Hexagon::BI__builtin_HEXAGON_V6_vsubwsat_dv, "v60,v62,v65,v66" },
2654  { Hexagon::BI__builtin_HEXAGON_V6_vsubwsat_dv_128B, "v60,v62,v65,v66" },
2655  { Hexagon::BI__builtin_HEXAGON_V6_vswap, "v60,v62,v65,v66" },
2656  { Hexagon::BI__builtin_HEXAGON_V6_vswap_128B, "v60,v62,v65,v66" },
2657  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyb, "v60,v62,v65,v66" },
2658  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyb_128B, "v60,v62,v65,v66" },
2659  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyb_acc, "v60,v62,v65,v66" },
2660  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyb_acc_128B, "v60,v62,v65,v66" },
2661  { Hexagon::BI__builtin_HEXAGON_V6_vtmpybus, "v60,v62,v65,v66" },
2662  { Hexagon::BI__builtin_HEXAGON_V6_vtmpybus_128B, "v60,v62,v65,v66" },
2663  { Hexagon::BI__builtin_HEXAGON_V6_vtmpybus_acc, "v60,v62,v65,v66" },
2664  { Hexagon::BI__builtin_HEXAGON_V6_vtmpybus_acc_128B, "v60,v62,v65,v66" },
2665  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyhb, "v60,v62,v65,v66" },
2666  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyhb_128B, "v60,v62,v65,v66" },
2667  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyhb_acc, "v60,v62,v65,v66" },
2668  { Hexagon::BI__builtin_HEXAGON_V6_vtmpyhb_acc_128B, "v60,v62,v65,v66" },
2669  { Hexagon::BI__builtin_HEXAGON_V6_vunpackb, "v60,v62,v65,v66" },
2670  { Hexagon::BI__builtin_HEXAGON_V6_vunpackb_128B, "v60,v62,v65,v66" },
2671  { Hexagon::BI__builtin_HEXAGON_V6_vunpackh, "v60,v62,v65,v66" },
2672  { Hexagon::BI__builtin_HEXAGON_V6_vunpackh_128B, "v60,v62,v65,v66" },
2673  { Hexagon::BI__builtin_HEXAGON_V6_vunpackob, "v60,v62,v65,v66" },
2674  { Hexagon::BI__builtin_HEXAGON_V6_vunpackob_128B, "v60,v62,v65,v66" },
2675  { Hexagon::BI__builtin_HEXAGON_V6_vunpackoh, "v60,v62,v65,v66" },
2676  { Hexagon::BI__builtin_HEXAGON_V6_vunpackoh_128B, "v60,v62,v65,v66" },
2677  { Hexagon::BI__builtin_HEXAGON_V6_vunpackub, "v60,v62,v65,v66" },
2678  { Hexagon::BI__builtin_HEXAGON_V6_vunpackub_128B, "v60,v62,v65,v66" },
2679  { Hexagon::BI__builtin_HEXAGON_V6_vunpackuh, "v60,v62,v65,v66" },
2680  { Hexagon::BI__builtin_HEXAGON_V6_vunpackuh_128B, "v60,v62,v65,v66" },
2681  { Hexagon::BI__builtin_HEXAGON_V6_vxor, "v60,v62,v65,v66" },
2682  { Hexagon::BI__builtin_HEXAGON_V6_vxor_128B, "v60,v62,v65,v66" },
2683  { Hexagon::BI__builtin_HEXAGON_V6_vzb, "v60,v62,v65,v66" },
2684  { Hexagon::BI__builtin_HEXAGON_V6_vzb_128B, "v60,v62,v65,v66" },
2685  { Hexagon::BI__builtin_HEXAGON_V6_vzh, "v60,v62,v65,v66" },
2686  { Hexagon::BI__builtin_HEXAGON_V6_vzh_128B, "v60,v62,v65,v66" },
2687  };
2688 
2689  // Sort the tables on first execution so we can binary search them.
2690  auto SortCmp = [](const BuiltinAndString &LHS, const BuiltinAndString &RHS) {
2691  return LHS.BuiltinID < RHS.BuiltinID;
2692  };
2693  static const bool SortOnce =
2694  (llvm::sort(ValidCPU, SortCmp),
2695  llvm::sort(ValidHVX, SortCmp), true);
2696  (void)SortOnce;
2697  auto LowerBoundCmp = [](const BuiltinAndString &BI, unsigned BuiltinID) {
2698  return BI.BuiltinID < BuiltinID;
2699  };
2700 
2701  const TargetInfo &TI = Context.getTargetInfo();
2702 
2703  const BuiltinAndString *FC =
2704  std::lower_bound(std::begin(ValidCPU), std::end(ValidCPU), BuiltinID,
2705  LowerBoundCmp);
2706  if (FC != std::end(ValidCPU) && FC->BuiltinID == BuiltinID) {
2707  const TargetOptions &Opts = TI.getTargetOpts();
2708  StringRef CPU = Opts.CPU;
2709  if (!CPU.empty()) {
2710  assert(CPU.startswith("hexagon") && "Unexpected CPU name");
2711  CPU.consume_front("hexagon");
2713  StringRef(FC->Str).split(CPUs, ',');
2714  if (llvm::none_of(CPUs, [CPU](StringRef S) { return S == CPU; }))
2715  return Diag(TheCall->getBeginLoc(),
2716  diag::err_hexagon_builtin_unsupported_cpu);
2717  }
2718  }
2719 
2720  const BuiltinAndString *FH =
2721  std::lower_bound(std::begin(ValidHVX), std::end(ValidHVX), BuiltinID,
2722  LowerBoundCmp);
2723  if (FH != std::end(ValidHVX) && FH->BuiltinID == BuiltinID) {
2724  if (!TI.hasFeature("hvx"))
2725  return Diag(TheCall->getBeginLoc(),
2726  diag::err_hexagon_builtin_requires_hvx);
2727 
2729  StringRef(FH->Str).split(HVXs, ',');
2730  bool IsValid = llvm::any_of(HVXs,
2731  [&TI] (StringRef V) {
2732  std::string F = "hvx" + V.str();
2733  return TI.hasFeature(F);
2734  });
2735  if (!IsValid)
2736  return Diag(TheCall->getBeginLoc(),
2737  diag::err_hexagon_builtin_unsupported_hvx);
2738  }
2739 
2740  return false;
2741 }
2742 
2743 bool Sema::CheckHexagonBuiltinArgument(unsigned BuiltinID, CallExpr *TheCall) {
2744  struct ArgInfo {
2745  uint8_t OpNum;
2746  bool IsSigned;
2747  uint8_t BitWidth;
2748  uint8_t Align;
2749  };
2750  struct BuiltinInfo {
2751  unsigned BuiltinID;
2752  ArgInfo Infos[2];
2753  };
2754 
2755  static BuiltinInfo Infos[] = {
2756  { Hexagon::BI__builtin_circ_ldd, {{ 3, true, 4, 3 }} },
2757  { Hexagon::BI__builtin_circ_ldw, {{ 3, true, 4, 2 }} },
2758  { Hexagon::BI__builtin_circ_ldh, {{ 3, true, 4, 1 }} },
2759  { Hexagon::BI__builtin_circ_lduh, {{ 3, true, 4, 0 }} },
2760  { Hexagon::BI__builtin_circ_ldb, {{ 3, true, 4, 0 }} },
2761  { Hexagon::BI__builtin_circ_ldub, {{ 3, true, 4, 0 }} },
2762  { Hexagon::BI__builtin_circ_std, {{ 3, true, 4, 3 }} },
2763  { Hexagon::BI__builtin_circ_stw, {{ 3, true, 4, 2 }} },
2764  { Hexagon::BI__builtin_circ_sth, {{ 3, true, 4, 1 }} },
2765  { Hexagon::BI__builtin_circ_sthhi, {{ 3, true, 4, 1 }} },
2766  { Hexagon::BI__builtin_circ_stb, {{ 3, true, 4, 0 }} },
2767 
2768  { Hexagon::BI__builtin_HEXAGON_L2_loadrub_pci, {{ 1, true, 4, 0 }} },
2769  { Hexagon::BI__builtin_HEXAGON_L2_loadrb_pci, {{ 1, true, 4, 0 }} },
2770  { Hexagon::BI__builtin_HEXAGON_L2_loadruh_pci, {{ 1, true, 4, 1 }} },
2771  { Hexagon::BI__builtin_HEXAGON_L2_loadrh_pci, {{ 1, true, 4, 1 }} },
2772  { Hexagon::BI__builtin_HEXAGON_L2_loadri_pci, {{ 1, true, 4, 2 }} },
2773  { Hexagon::BI__builtin_HEXAGON_L2_loadrd_pci, {{ 1, true, 4, 3 }} },
2774  { Hexagon::BI__builtin_HEXAGON_S2_storerb_pci, {{ 1, true, 4, 0 }} },
2775  { Hexagon::BI__builtin_HEXAGON_S2_storerh_pci, {{ 1, true, 4, 1 }} },
2776  { Hexagon::BI__builtin_HEXAGON_S2_storerf_pci, {{ 1, true, 4, 1 }} },
2777  { Hexagon::BI__builtin_HEXAGON_S2_storeri_pci, {{ 1, true, 4, 2 }} },
2778  { Hexagon::BI__builtin_HEXAGON_S2_storerd_pci, {{ 1, true, 4, 3 }} },
2779 
2780  { Hexagon::BI__builtin_HEXAGON_A2_combineii, {{ 1, true, 8, 0 }} },
2781  { Hexagon::BI__builtin_HEXAGON_A2_tfrih, {{ 1, false, 16, 0 }} },
2782  { Hexagon::BI__builtin_HEXAGON_A2_tfril, {{ 1, false, 16, 0 }} },
2783  { Hexagon::BI__builtin_HEXAGON_A2_tfrpi, {{ 0, true, 8, 0 }} },
2784  { Hexagon::BI__builtin_HEXAGON_A4_bitspliti, {{ 1, false, 5, 0 }} },
2785  { Hexagon::BI__builtin_HEXAGON_A4_cmpbeqi, {{ 1, false, 8, 0 }} },
2786  { Hexagon::BI__builtin_HEXAGON_A4_cmpbgti, {{ 1, true, 8, 0 }} },
2787  { Hexagon::BI__builtin_HEXAGON_A4_cround_ri, {{ 1, false, 5, 0 }} },
2788  { Hexagon::BI__builtin_HEXAGON_A4_round_ri, {{ 1, false, 5, 0 }} },
2789  { Hexagon::BI__builtin_HEXAGON_A4_round_ri_sat, {{ 1, false, 5, 0 }} },
2790  { Hexagon::BI__builtin_HEXAGON_A4_vcmpbeqi, {{ 1, false, 8, 0 }} },
2791  { Hexagon::BI__builtin_HEXAGON_A4_vcmpbgti, {{ 1, true, 8, 0 }} },
2792  { Hexagon::BI__builtin_HEXAGON_A4_vcmpbgtui, {{ 1, false, 7, 0 }} },
2793  { Hexagon::BI__builtin_HEXAGON_A4_vcmpheqi, {{ 1, true, 8, 0 }} },
2794  { Hexagon::BI__builtin_HEXAGON_A4_vcmphgti, {{ 1, true, 8, 0 }} },
2795  { Hexagon::BI__builtin_HEXAGON_A4_vcmphgtui, {{ 1, false, 7, 0 }} },
2796  { Hexagon::BI__builtin_HEXAGON_A4_vcmpweqi, {{ 1, true, 8, 0 }} },
2797  { Hexagon::BI__builtin_HEXAGON_A4_vcmpwgti, {{ 1, true, 8, 0 }} },
2798  { Hexagon::BI__builtin_HEXAGON_A4_vcmpwgtui, {{ 1, false, 7, 0 }} },
2799  { Hexagon::BI__builtin_HEXAGON_C2_bitsclri, {{ 1, false, 6, 0 }} },
2800  { Hexagon::BI__builtin_HEXAGON_C2_muxii, {{ 2, true, 8, 0 }} },
2801  { Hexagon::BI__builtin_HEXAGON_C4_nbitsclri, {{ 1, false, 6, 0 }} },
2802  { Hexagon::BI__builtin_HEXAGON_F2_dfclass, {{ 1, false, 5, 0 }} },
2803  { Hexagon::BI__builtin_HEXAGON_F2_dfimm_n, {{ 0, false, 10, 0 }} },
2804  { Hexagon::BI__builtin_HEXAGON_F2_dfimm_p, {{ 0, false, 10, 0 }} },
2805  { Hexagon::BI__builtin_HEXAGON_F2_sfclass, {{ 1, false, 5, 0 }} },
2806  { Hexagon::BI__builtin_HEXAGON_F2_sfimm_n, {{ 0, false, 10, 0 }} },
2807  { Hexagon::BI__builtin_HEXAGON_F2_sfimm_p, {{ 0, false, 10, 0 }} },
2808  { Hexagon::BI__builtin_HEXAGON_M4_mpyri_addi, {{ 2, false, 6, 0 }} },
2809  { Hexagon::BI__builtin_HEXAGON_M4_mpyri_addr_u2, {{ 1, false, 6, 2 }} },
2810  { Hexagon::BI__builtin_HEXAGON_S2_addasl_rrri, {{ 2, false, 3, 0 }} },
2811  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_acc, {{ 2, false, 6, 0 }} },
2812  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_and, {{ 2, false, 6, 0 }} },
2813  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p, {{ 1, false, 6, 0 }} },
2814  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_nac, {{ 2, false, 6, 0 }} },
2815  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_or, {{ 2, false, 6, 0 }} },
2816  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_xacc, {{ 2, false, 6, 0 }} },
2817  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_acc, {{ 2, false, 5, 0 }} },
2818  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_and, {{ 2, false, 5, 0 }} },
2819  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r, {{ 1, false, 5, 0 }} },
2820  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_nac, {{ 2, false, 5, 0 }} },
2821  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_or, {{ 2, false, 5, 0 }} },
2822  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_sat, {{ 1, false, 5, 0 }} },
2823  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_xacc, {{ 2, false, 5, 0 }} },
2824  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_vh, {{ 1, false, 4, 0 }} },
2825  { Hexagon::BI__builtin_HEXAGON_S2_asl_i_vw, {{ 1, false, 5, 0 }} },
2826  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_acc, {{ 2, false, 6, 0 }} },
2827  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_and, {{ 2, false, 6, 0 }} },
2828  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p, {{ 1, false, 6, 0 }} },
2829  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_nac, {{ 2, false, 6, 0 }} },
2830  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_or, {{ 2, false, 6, 0 }} },
2831  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_rnd_goodsyntax,
2832  {{ 1, false, 6, 0 }} },
2833  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_rnd, {{ 1, false, 6, 0 }} },
2834  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_acc, {{ 2, false, 5, 0 }} },
2835  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_and, {{ 2, false, 5, 0 }} },
2836  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r, {{ 1, false, 5, 0 }} },
2837  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_nac, {{ 2, false, 5, 0 }} },
2838  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_or, {{ 2, false, 5, 0 }} },
2839  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_rnd_goodsyntax,
2840  {{ 1, false, 5, 0 }} },
2841  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_rnd, {{ 1, false, 5, 0 }} },
2842  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_svw_trun, {{ 1, false, 5, 0 }} },
2843  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_vh, {{ 1, false, 4, 0 }} },
2844  { Hexagon::BI__builtin_HEXAGON_S2_asr_i_vw, {{ 1, false, 5, 0 }} },
2845  { Hexagon::BI__builtin_HEXAGON_S2_clrbit_i, {{ 1, false, 5, 0 }} },
2846  { Hexagon::BI__builtin_HEXAGON_S2_extractu, {{ 1, false, 5, 0 },
2847  { 2, false, 5, 0 }} },
2848  { Hexagon::BI__builtin_HEXAGON_S2_extractup, {{ 1, false, 6, 0 },
2849  { 2, false, 6, 0 }} },
2850  { Hexagon::BI__builtin_HEXAGON_S2_insert, {{ 2, false, 5, 0 },
2851  { 3, false, 5, 0 }} },
2852  { Hexagon::BI__builtin_HEXAGON_S2_insertp, {{ 2, false, 6, 0 },
2853  { 3, false, 6, 0 }} },
2854  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_acc, {{ 2, false, 6, 0 }} },
2855  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_and, {{ 2, false, 6, 0 }} },
2856  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p, {{ 1, false, 6, 0 }} },
2857  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_nac, {{ 2, false, 6, 0 }} },
2858  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_or, {{ 2, false, 6, 0 }} },
2859  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_xacc, {{ 2, false, 6, 0 }} },
2860  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_acc, {{ 2, false, 5, 0 }} },
2861  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_and, {{ 2, false, 5, 0 }} },
2862  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r, {{ 1, false, 5, 0 }} },
2863  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_nac, {{ 2, false, 5, 0 }} },
2864  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_or, {{ 2, false, 5, 0 }} },
2865  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_xacc, {{ 2, false, 5, 0 }} },
2866  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_vh, {{ 1, false, 4, 0 }} },
2867  { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_vw, {{ 1, false, 5, 0 }} },
2868  { Hexagon::BI__builtin_HEXAGON_S2_setbit_i, {{ 1, false, 5, 0 }} },
2869  { Hexagon::BI__builtin_HEXAGON_S2_tableidxb_goodsyntax,
2870  {{ 2, false, 4, 0 },
2871  { 3, false, 5, 0 }} },
2872  { Hexagon::BI__builtin_HEXAGON_S2_tableidxd_goodsyntax,
2873  {{ 2, false, 4, 0 },
2874  { 3, false, 5, 0 }} },
2875  { Hexagon::BI__builtin_HEXAGON_S2_tableidxh_goodsyntax,
2876  {{ 2, false, 4, 0 },
2877  { 3, false, 5, 0 }} },
2878  { Hexagon::BI__builtin_HEXAGON_S2_tableidxw_goodsyntax,
2879  {{ 2, false, 4, 0 },
2880  { 3, false, 5, 0 }} },
2881  { Hexagon::BI__builtin_HEXAGON_S2_togglebit_i, {{ 1, false, 5, 0 }} },
2882  { Hexagon::BI__builtin_HEXAGON_S2_tstbit_i, {{ 1, false, 5, 0 }} },
2883  { Hexagon::BI__builtin_HEXAGON_S2_valignib, {{ 2, false, 3, 0 }} },
2884  { Hexagon::BI__builtin_HEXAGON_S2_vspliceib, {{ 2, false, 3, 0 }} },
2885  { Hexagon::BI__builtin_HEXAGON_S4_addi_asl_ri, {{ 2, false, 5, 0 }} },
2886  { Hexagon::BI__builtin_HEXAGON_S4_addi_lsr_ri, {{ 2, false, 5, 0 }} },
2887  { Hexagon::BI__builtin_HEXAGON_S4_andi_asl_ri, {{ 2, false, 5, 0 }} },
2888  { Hexagon::BI__builtin_HEXAGON_S4_andi_lsr_ri, {{ 2, false, 5, 0 }} },
2889  { Hexagon::BI__builtin_HEXAGON_S4_clbaddi, {{ 1, true , 6, 0 }} },
2890  { Hexagon::BI__builtin_HEXAGON_S4_clbpaddi, {{ 1, true, 6, 0 }} },
2891  { Hexagon::BI__builtin_HEXAGON_S4_extract, {{ 1, false, 5, 0 },
2892  { 2, false, 5, 0 }} },
2893  { Hexagon::BI__builtin_HEXAGON_S4_extractp, {{ 1, false, 6, 0 },
2894  { 2, false, 6, 0 }} },
2895  { Hexagon::BI__builtin_HEXAGON_S4_lsli, {{ 0, true, 6, 0 }} },
2896  { Hexagon::BI__builtin_HEXAGON_S4_ntstbit_i, {{ 1, false, 5, 0 }} },
2897  { Hexagon::BI__builtin_HEXAGON_S4_ori_asl_ri, {{ 2, false, 5, 0 }} },
2898  { Hexagon::BI__builtin_HEXAGON_S4_ori_lsr_ri, {{ 2, false, 5, 0 }} },
2899  { Hexagon::BI__builtin_HEXAGON_S4_subi_asl_ri, {{ 2, false, 5, 0 }} },
2900  { Hexagon::BI__builtin_HEXAGON_S4_subi_lsr_ri, {{ 2, false, 5, 0 }} },
2901  { Hexagon::BI__builtin_HEXAGON_S4_vrcrotate_acc, {{ 3, false, 2, 0 }} },
2902  { Hexagon::BI__builtin_HEXAGON_S4_vrcrotate, {{ 2, false, 2, 0 }} },
2903  { Hexagon::BI__builtin_HEXAGON_S5_asrhub_rnd_sat_goodsyntax,
2904  {{ 1, false, 4, 0 }} },
2905  { Hexagon::BI__builtin_HEXAGON_S5_asrhub_sat, {{ 1, false, 4, 0 }} },
2906  { Hexagon::BI__builtin_HEXAGON_S5_vasrhrnd_goodsyntax,
2907  {{ 1, false, 4, 0 }} },
2908  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p, {{ 1, false, 6, 0 }} },
2909  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_acc, {{ 2, false, 6, 0 }} },
2910  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_and, {{ 2, false, 6, 0 }} },
2911  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_nac, {{ 2, false, 6, 0 }} },
2912  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_or, {{ 2, false, 6, 0 }} },
2913  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_xacc, {{ 2, false, 6, 0 }} },
2914  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r, {{ 1, false, 5, 0 }} },
2915  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_acc, {{ 2, false, 5, 0 }} },
2916  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_and, {{ 2, false, 5, 0 }} },
2917  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_nac, {{ 2, false, 5, 0 }} },
2918  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_or, {{ 2, false, 5, 0 }} },
2919  { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_xacc, {{ 2, false, 5, 0 }} },
2920  { Hexagon::BI__builtin_HEXAGON_V6_valignbi, {{ 2, false, 3, 0 }} },
2921  { Hexagon::BI__builtin_HEXAGON_V6_valignbi_128B, {{ 2, false, 3, 0 }} },
2922  { Hexagon::BI__builtin_HEXAGON_V6_vlalignbi, {{ 2, false, 3, 0 }} },
2923  { Hexagon::BI__builtin_HEXAGON_V6_vlalignbi_128B, {{ 2, false, 3, 0 }} },
2924  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi, {{ 2, false, 1, 0 }} },
2925  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_128B, {{ 2, false, 1, 0 }} },
2926  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_acc, {{ 3, false, 1, 0 }} },
2927  { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_acc_128B,
2928  {{ 3, false, 1, 0 }} },
2929  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi, {{ 2, false, 1, 0 }} },
2930  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_128B, {{ 2, false, 1, 0 }} },
2931  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_acc, {{ 3, false, 1, 0 }} },
2932  { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_acc_128B,
2933  {{ 3, false, 1, 0 }} },
2934  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi, {{ 2, false, 1, 0 }} },
2935  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_128B, {{ 2, false, 1, 0 }} },
2936  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_acc, {{ 3, false, 1, 0 }} },
2937  { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_acc_128B,
2938  {{ 3, false, 1, 0 }} },
2939  };
2940 
2941  // Use a dynamically initialized static to sort the table exactly once on
2942  // first run.
2943  static const bool SortOnce =
2944  (llvm::sort(Infos,
2945  [](const BuiltinInfo &LHS, const BuiltinInfo &RHS) {
2946  return LHS.BuiltinID < RHS.BuiltinID;
2947  }),
2948  true);
2949  (void)SortOnce;
2950 
2951  const BuiltinInfo *F =
2952  std::lower_bound(std::begin(Infos), std::end(Infos), BuiltinID,
2953  [](const BuiltinInfo &BI, unsigned BuiltinID) {
2954  return BI.BuiltinID < BuiltinID;
2955  });
2956  if (F == std::end(Infos) || F->BuiltinID != BuiltinID)
2957  return false;
2958 
2959  bool Error = false;
2960 
2961  for (const ArgInfo &A : F->Infos) {
2962  // Ignore empty ArgInfo elements.
2963  if (A.BitWidth == 0)
2964  continue;
2965 
2966  int32_t Min = A.IsSigned ? -(1 << (A.BitWidth - 1)) : 0;
2967  int32_t Max = (1 << (A.IsSigned ? A.BitWidth - 1 : A.BitWidth)) - 1;
2968  if (!A.Align) {
2969  Error |= SemaBuiltinConstantArgRange(TheCall, A.OpNum, Min, Max);
2970  } else {
2971  unsigned M = 1 << A.Align;
2972  Min *= M;
2973  Max *= M;
2974  Error |= SemaBuiltinConstantArgRange(TheCall, A.OpNum, Min, Max) |
2975  SemaBuiltinConstantArgMultiple(TheCall, A.OpNum, M);
2976  }
2977  }
2978  return Error;
2979 }
2980 
2981 bool Sema::CheckHexagonBuiltinFunctionCall(unsigned BuiltinID,
2982  CallExpr *TheCall) {
2983  return CheckHexagonBuiltinCpu(BuiltinID, TheCall) ||
2984  CheckHexagonBuiltinArgument(BuiltinID, TheCall);
2985 }
2986 
2987 
2988 // CheckMipsBuiltinFunctionCall - Checks the constant value passed to the
2989 // intrinsic is correct. The switch statement is ordered by DSP, MSA. The
2990 // ordering for DSP is unspecified. MSA is ordered by the data format used
2991 // by the underlying instruction i.e., df/m, df/n and then by size.
2992 //
2993 // FIXME: The size tests here should instead be tablegen'd along with the
2994 // definitions from include/clang/Basic/BuiltinsMips.def.
2995 // FIXME: GCC is strict on signedness for some of these intrinsics, we should
2996 // be too.
2997 bool Sema::CheckMipsBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall) {
2998  unsigned i = 0, l = 0, u = 0, m = 0;
2999  switch (BuiltinID) {
3000  default: return false;
3001  case Mips::BI__builtin_mips_wrdsp: i = 1; l = 0; u = 63; break;
3002  case Mips::BI__builtin_mips_rddsp: i = 0; l = 0; u = 63; break;
3003  case Mips::BI__builtin_mips_append: i = 2; l = 0; u = 31; break;
3004  case Mips::BI__builtin_mips_balign: i = 2; l = 0; u = 3; break;
3005  case Mips::BI__builtin_mips_precr_sra_ph_w: i = 2; l = 0; u = 31; break;
3006  case Mips::BI__builtin_mips_precr_sra_r_ph_w: i = 2; l = 0; u = 31; break;
3007  case Mips::BI__builtin_mips_prepend: i = 2; l = 0; u = 31; break;
3008  // MSA intrinsics. Instructions (which the intrinsics maps to) which use the
3009  // df/m field.
3010  // These intrinsics take an unsigned 3 bit immediate.
3011  case Mips::BI__builtin_msa_bclri_b:
3012  case Mips::BI__builtin_msa_bnegi_b:
3013  case Mips::BI__builtin_msa_bseti_b:
3014  case Mips::BI__builtin_msa_sat_s_b:
3015  case Mips::BI__builtin_msa_sat_u_b:
3016  case Mips::BI__builtin_msa_slli_b:
3017  case Mips::BI__builtin_msa_srai_b:
3018  case Mips::BI__builtin_msa_srari_b:
3019  case Mips::BI__builtin_msa_srli_b:
3020  case Mips::BI__builtin_msa_srlri_b: i = 1; l = 0; u = 7; break;
3021  case Mips::BI__builtin_msa_binsli_b:
3022  case Mips::BI__builtin_msa_binsri_b: i = 2; l = 0; u = 7; break;
3023  // These intrinsics take an unsigned 4 bit immediate.
3024  case Mips::BI__builtin_msa_bclri_h:
3025  case Mips::BI__builtin_msa_bnegi_h:
3026  case Mips::BI__builtin_msa_bseti_h:
3027  case Mips::BI__builtin_msa_sat_s_h:
3028  case Mips::BI__builtin_msa_sat_u_h:
3029  case Mips::BI__builtin_msa_slli_h:
3030  case Mips::BI__builtin_msa_srai_h:
3031  case Mips::BI__builtin_msa_srari_h:
3032  case Mips::BI__builtin_msa_srli_h:
3033  case Mips::BI__builtin_msa_srlri_h: i = 1; l = 0; u = 15; break;
3034  case Mips::BI__builtin_msa_binsli_h:
3035  case Mips::BI__builtin_msa_binsri_h: i = 2; l = 0; u = 15; break;
3036  // These intrinsics take an unsigned 5 bit immediate.
3037  // The first block of intrinsics actually have an unsigned 5 bit field,
3038  // not a df/n field.
3039  case Mips::BI__builtin_msa_cfcmsa:
3040  case Mips::BI__builtin_msa_ctcmsa: i = 0; l = 0; u = 31; break;
3041  case Mips::BI__builtin_msa_clei_u_b:
3042  case Mips::BI__builtin_msa_clei_u_h:
3043  case Mips::BI__builtin_msa_clei_u_w:
3044  case Mips::BI__builtin_msa_clei_u_d:
3045  case Mips::BI__builtin_msa_clti_u_b:
3046  case Mips::BI__builtin_msa_clti_u_h:
3047  case Mips::BI__builtin_msa_clti_u_w:
3048  case Mips::BI__builtin_msa_clti_u_d:
3049  case Mips::BI__builtin_msa_maxi_u_b:
3050  case Mips::BI__builtin_msa_maxi_u_h:
3051  case Mips::BI__builtin_msa_maxi_u_w:
3052  case Mips::BI__builtin_msa_maxi_u_d:
3053  case Mips::BI__builtin_msa_mini_u_b:
3054  case Mips::BI__builtin_msa_mini_u_h:
3055  case Mips::BI__builtin_msa_mini_u_w:
3056  case Mips::BI__builtin_msa_mini_u_d:
3057  case Mips::BI__builtin_msa_addvi_b:
3058  case Mips::BI__builtin_msa_addvi_h:
3059  case Mips::BI__builtin_msa_addvi_w:
3060  case Mips::BI__builtin_msa_addvi_d:
3061  case Mips::BI__builtin_msa_bclri_w:
3062  case Mips::BI__builtin_msa_bnegi_w:
3063  case Mips::BI__builtin_msa_bseti_w:
3064  case Mips::BI__builtin_msa_sat_s_w:
3065  case Mips::BI__builtin_msa_sat_u_w:
3066  case Mips::BI__builtin_msa_slli_w:
3067  case Mips::BI__builtin_msa_srai_w:
3068  case Mips::BI__builtin_msa_srari_w:
3069  case Mips::BI__builtin_msa_srli_w:
3070  case Mips::BI__builtin_msa_srlri_w:
3071  case Mips::BI__builtin_msa_subvi_b:
3072  case Mips::BI__builtin_msa_subvi_h:
3073  case Mips::BI__builtin_msa_subvi_w:
3074  case Mips::BI__builtin_msa_subvi_d: i = 1; l = 0; u = 31; break;
3075  case Mips::BI__builtin_msa_binsli_w:
3076  case Mips::BI__builtin_msa_binsri_w: i = 2; l = 0; u = 31; break;
3077  // These intrinsics take an unsigned 6 bit immediate.
3078  case Mips::BI__builtin_msa_bclri_d:
3079  case Mips::BI__builtin_msa_bnegi_d:
3080  case Mips::BI__builtin_msa_bseti_d:
3081  case Mips::BI__builtin_msa_sat_s_d:
3082  case Mips::BI__builtin_msa_sat_u_d:
3083  case Mips::BI__builtin_msa_slli_d:
3084  case Mips::BI__builtin_msa_srai_d:
3085  case Mips::BI__builtin_msa_srari_d:
3086  case Mips::BI__builtin_msa_srli_d:
3087  case Mips::BI__builtin_msa_srlri_d: i = 1; l = 0; u = 63; break;
3088  case Mips::BI__builtin_msa_binsli_d:
3089  case Mips::BI__builtin_msa_binsri_d: i = 2; l = 0; u = 63; break;
3090  // These intrinsics take a signed 5 bit immediate.
3091  case Mips::BI__builtin_msa_ceqi_b:
3092  case Mips::BI__builtin_msa_ceqi_h:
3093  case Mips::BI__builtin_msa_ceqi_w:
3094  case Mips::BI__builtin_msa_ceqi_d:
3095  case Mips::BI__builtin_msa_clti_s_b:
3096  case Mips::BI__builtin_msa_clti_s_h:
3097  case Mips::BI__builtin_msa_clti_s_w:
3098  case Mips::BI__builtin_msa_clti_s_d:
3099  case Mips::BI__builtin_msa_clei_s_b:
3100  case Mips::BI__builtin_msa_clei_s_h:
3101  case Mips::BI__builtin_msa_clei_s_w:
3102  case Mips::BI__builtin_msa_clei_s_d:
3103  case Mips::BI__builtin_msa_maxi_s_b:
3104  case Mips::BI__builtin_msa_maxi_s_h:
3105  case Mips::BI__builtin_msa_maxi_s_w:
3106  case Mips::BI__builtin_msa_maxi_s_d:
3107  case Mips::BI__builtin_msa_mini_s_b:
3108  case Mips::BI__builtin_msa_mini_s_h:
3109  case Mips::BI__builtin_msa_mini_s_w:
3110  case Mips::BI__builtin_msa_mini_s_d: i = 1; l = -16; u = 15; break;
3111  // These intrinsics take an unsigned 8 bit immediate.
3112  case Mips::BI__builtin_msa_andi_b:
3113  case Mips::BI__builtin_msa_nori_b:
3114  case Mips::BI__builtin_msa_ori_b:
3115  case Mips::BI__builtin_msa_shf_b:
3116  case Mips::BI__builtin_msa_shf_h:
3117  case Mips::BI__builtin_msa_shf_w:
3118  case Mips::BI__builtin_msa_xori_b: i = 1; l = 0; u = 255; break;
3119  case Mips::BI__builtin_msa_bseli_b:
3120  case Mips::BI__builtin_msa_bmnzi_b:
3121  case Mips::BI__builtin_msa_bmzi_b: i = 2; l = 0; u = 255; break;
3122  // df/n format
3123  // These intrinsics take an unsigned 4 bit immediate.
3124  case Mips::BI__builtin_msa_copy_s_b:
3125  case Mips::BI__builtin_msa_copy_u_b:
3126  case Mips::BI__builtin_msa_insve_b:
3127  case Mips::BI__builtin_msa_splati_b: i = 1; l = 0; u = 15; break;
3128  case Mips::BI__builtin_msa_sldi_b: i = 2; l = 0; u = 15; break;
3129  // These intrinsics take an unsigned 3 bit immediate.
3130  case Mips::BI__builtin_msa_copy_s_h:
3131  case Mips::BI__builtin_msa_copy_u_h:
3132  case Mips::BI__builtin_msa_insve_h:
3133  case Mips::BI__builtin_msa_splati_h: i = 1; l = 0; u = 7; break;
3134  case Mips::BI__builtin_msa_sldi_h: i = 2; l = 0; u = 7; break;
3135  // These intrinsics take an unsigned 2 bit immediate.
3136  case Mips::BI__builtin_msa_copy_s_w:
3137  case Mips::BI__builtin_msa_copy_u_w:
3138  case Mips::BI__builtin_msa_insve_w:
3139  case Mips::BI__builtin_msa_splati_w: i = 1; l = 0; u = 3; break;
3140  case Mips::BI__builtin_msa_sldi_w: i = 2; l = 0; u = 3; break;
3141  // These intrinsics take an unsigned 1 bit immediate.
3142  case Mips::BI__builtin_msa_copy_s_d:
3143  case Mips::BI__builtin_msa_copy_u_d:
3144  case Mips::BI__builtin_msa_insve_d:
3145  case Mips::BI__builtin_msa_splati_d: i = 1; l = 0; u = 1; break;
3146  case Mips::BI__builtin_msa_sldi_d: i = 2; l = 0; u = 1; break;
3147  // Memory offsets and immediate loads.
3148  // These intrinsics take a signed 10 bit immediate.
3149  case Mips::BI__builtin_msa_ldi_b: i = 0; l = -128; u = 255; break;
3150  case Mips::BI__builtin_msa_ldi_h:
3151  case Mips::BI__builtin_msa_ldi_w:
3152  case Mips::BI__builtin_msa_ldi_d: i = 0; l = -512; u = 511; break;
3153  case Mips::BI__builtin_msa_ld_b: i = 1; l = -512; u = 511; m = 1; break;
3154  case Mips::BI__builtin_msa_ld_h: i = 1; l = -1024; u = 1022; m = 2; break;
3155  case Mips::BI__builtin_msa_ld_w: i = 1; l = -2048; u = 2044; m = 4; break;
3156  case Mips::BI__builtin_msa_ld_d: i = 1; l = -4096; u = 4088; m = 8; break;
3157  case Mips::BI__builtin_msa_st_b: i = 2; l = -512; u = 511; m = 1; break;
3158  case Mips::BI__builtin_msa_st_h: i = 2; l = -1024; u = 1022; m = 2; break;
3159  case Mips::BI__builtin_msa_st_w: i = 2; l = -2048; u = 2044; m = 4; break;
3160  case Mips::BI__builtin_msa_st_d: i = 2; l = -4096; u = 4088; m = 8; break;
3161  }
3162 
3163  if (!m)
3164  return SemaBuiltinConstantArgRange(TheCall, i, l, u);
3165 
3166  return SemaBuiltinConstantArgRange(TheCall, i, l, u) ||
3167  SemaBuiltinConstantArgMultiple(TheCall, i, m);
3168 }
3169 
3170 bool Sema::CheckPPCBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall) {
3171  unsigned i = 0, l = 0, u = 0;
3172  bool Is64BitBltin = BuiltinID == PPC::BI__builtin_divde ||
3173  BuiltinID == PPC::BI__builtin_divdeu ||
3174  BuiltinID == PPC::BI__builtin_bpermd;
3175  bool IsTarget64Bit = Context.getTargetInfo()
3176  .getTypeWidth(Context
3177  .getTargetInfo()
3178  .getIntPtrType()) == 64;
3179  bool IsBltinExtDiv = BuiltinID == PPC::BI__builtin_divwe ||
3180  BuiltinID == PPC::BI__builtin_divweu ||
3181  BuiltinID == PPC::BI__builtin_divde ||
3182  BuiltinID == PPC::BI__builtin_divdeu;
3183 
3184  if (Is64BitBltin && !IsTarget64Bit)
3185  return Diag(TheCall->getBeginLoc(), diag::err_64_bit_builtin_32_bit_tgt)
3186  << TheCall->getSourceRange();
3187 
3188  if ((IsBltinExtDiv && !Context.getTargetInfo().hasFeature("extdiv")) ||
3189  (BuiltinID == PPC::BI__builtin_bpermd &&
3190  !Context.getTargetInfo().hasFeature("bpermd")))
3191  return Diag(TheCall->getBeginLoc(), diag::err_ppc_builtin_only_on_pwr7)
3192  << TheCall->getSourceRange();
3193 
3194  auto SemaVSXCheck = [&](CallExpr *TheCall) -> bool {
3195  if (!Context.getTargetInfo().hasFeature("vsx"))
3196  return Diag(TheCall->getBeginLoc(), diag::err_ppc_builtin_only_on_pwr7)
3197  << TheCall->getSourceRange();
3198  return false;
3199  };
3200 
3201  switch (BuiltinID) {
3202  default: return false;
3203  case PPC::BI__builtin_altivec_crypto_vshasigmaw:
3204  case PPC::BI__builtin_altivec_crypto_vshasigmad:
3205  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 1) ||
3206  SemaBuiltinConstantArgRange(TheCall, 2, 0, 15);
3207  case PPC::BI__builtin_tbegin:
3208  case PPC::BI__builtin_tend: i = 0; l = 0; u = 1; break;
3209  case PPC::BI__builtin_tsr: i = 0; l = 0; u = 7; break;
3210  case PPC::BI__builtin_tabortwc:
3211  case PPC::BI__builtin_tabortdc: i = 0; l = 0; u = 31; break;
3212  case PPC::BI__builtin_tabortwci:
3213  case PPC::BI__builtin_tabortdci:
3214  return SemaBuiltinConstantArgRange(TheCall, 0, 0, 31) ||
3215  SemaBuiltinConstantArgRange(TheCall, 2, 0, 31);
3216  case PPC::BI__builtin_vsx_xxpermdi:
3217  case PPC::BI__builtin_vsx_xxsldwi:
3218  return SemaBuiltinVSX(TheCall);
3219  case PPC::BI__builtin_unpack_vector_int128:
3220  return SemaVSXCheck(TheCall) ||
3221  SemaBuiltinConstantArgRange(TheCall, 1, 0, 1);
3222  case PPC::BI__builtin_pack_vector_int128:
3223  return SemaVSXCheck(TheCall);
3224  }
3225  return SemaBuiltinConstantArgRange(TheCall, i, l, u);
3226 }
3227 
3228 bool Sema::CheckSystemZBuiltinFunctionCall(unsigned BuiltinID,
3229  CallExpr *TheCall) {
3230  if (BuiltinID == SystemZ::BI__builtin_tabort) {
3231  Expr *Arg = TheCall->getArg(0);
3232  llvm::APSInt AbortCode(32);
3233  if (Arg->isIntegerConstantExpr(AbortCode, Context) &&
3234  AbortCode.getSExtValue() >= 0 && AbortCode.getSExtValue() < 256)
3235  return Diag(Arg->getBeginLoc(), diag::err_systemz_invalid_tabort_code)
3236  << Arg->getSourceRange();
3237  }
3238 
3239  // For intrinsics which take an immediate value as part of the instruction,
3240  // range check them here.
3241  unsigned i = 0, l = 0, u = 0;
3242  switch (BuiltinID) {
3243  default: return false;
3244  case SystemZ::BI__builtin_s390_lcbb: i = 1; l = 0; u = 15; break;
3245  case SystemZ::BI__builtin_s390_verimb:
3246  case SystemZ::BI__builtin_s390_verimh:
3247  case SystemZ::BI__builtin_s390_verimf:
3248  case SystemZ::BI__builtin_s390_verimg: i = 3; l = 0; u = 255; break;
3249  case SystemZ::BI__builtin_s390_vfaeb:
3250  case SystemZ::BI__builtin_s390_vfaeh:
3251  case SystemZ::BI__builtin_s390_vfaef:
3252  case SystemZ::BI__builtin_s390_vfaebs:
3253  case SystemZ::BI__builtin_s390_vfaehs:
3254  case SystemZ::BI__builtin_s390_vfaefs:
3255  case SystemZ::BI__builtin_s390_vfaezb:
3256  case SystemZ::BI__builtin_s390_vfaezh:
3257  case SystemZ::BI__builtin_s390_vfaezf:
3258  case SystemZ::BI__builtin_s390_vfaezbs:
3259  case SystemZ::BI__builtin_s390_vfaezhs:
3260  case SystemZ::BI__builtin_s390_vfaezfs: i = 2; l = 0; u = 15; break;
3261  case SystemZ::BI__builtin_s390_vfisb:
3262  case SystemZ::BI__builtin_s390_vfidb:
3263  return SemaBuiltinConstantArgRange(TheCall, 1, 0, 15) ||
3264  SemaBuiltinConstantArgRange(TheCall, 2, 0, 15);
3265  case SystemZ::BI__builtin_s390_vftcisb:
3266  case SystemZ::BI__builtin_s390_vftcidb: i = 1; l = 0; u = 4095; break;
3267  case SystemZ::BI__builtin_s390_vlbb: i = 1; l = 0; u = 15; break;
3268  case SystemZ::BI__builtin_s390_vpdi: i = 2; l = 0; u = 15; break;
3269  case SystemZ::BI__builtin_s390_vsldb: i = 2; l = 0; u = 15; break;
3270  case SystemZ::BI__builtin_s390_vstrcb:
3271  case SystemZ::BI__builtin_s390_vstrch:
3272  case SystemZ::BI__builtin_s390_vstrcf:
3273  case SystemZ::BI__builtin_s390_vstrczb:
3274  case SystemZ::BI__builtin_s390_vstrczh:
3275  case SystemZ::BI__builtin_s390_vstrczf:
3276  case SystemZ::BI__builtin_s390_vstrcbs:
3277  case SystemZ::BI__builtin_s390_vstrchs:
3278  case SystemZ::BI__builtin_s390_vstrcfs:
3279  case SystemZ::BI__builtin_s390_vstrczbs:
3280  case SystemZ::BI__builtin_s390_vstrczhs:
3281  case SystemZ::BI__builtin_s390_vstrczfs: i = 3; l = 0; u = 15; break;
3282  case SystemZ::BI__builtin_s390_vmslg: i = 3; l = 0; u = 15; break;
3283  case SystemZ::BI__builtin_s390_vfminsb:
3284  case SystemZ::BI__builtin_s390_vfmaxsb:
3285  case SystemZ::BI__builtin_s390_vfmindb:
3286  case SystemZ::BI__builtin_s390_vfmaxdb: i = 2; l = 0; u = 15; break;
3287  }
3288  return SemaBuiltinConstantArgRange(TheCall, i, l, u);
3289 }
3290 
3291 /// SemaBuiltinCpuSupports - Handle __builtin_cpu_supports(char *).
3292 /// This checks that the target supports __builtin_cpu_supports and
3293 /// that the string argument is constant and valid.
3294 static bool SemaBuiltinCpuSupports(Sema &S, CallExpr *TheCall) {
3295  Expr *Arg = TheCall->getArg(0);
3296 
3297  // Check if the argument is a string literal.
3298  if (!isa<StringLiteral>(Arg->IgnoreParenImpCasts()))
3299  return S.Diag(TheCall->getBeginLoc(), diag::err_expr_not_string_literal)
3300  << Arg->getSourceRange();
3301 
3302  // Check the contents of the string.
3303  StringRef Feature =
3304  cast<StringLiteral>(Arg->IgnoreParenImpCasts())->getString();
3305  if (!S.Context.getTargetInfo().validateCpuSupports(Feature))
3306  return S.Diag(TheCall->getBeginLoc(), diag::err_invalid_cpu_supports)
3307  << Arg->getSourceRange();
3308  return false;
3309 }
3310 
3311 /// SemaBuiltinCpuIs - Handle __builtin_cpu_is(char *).
3312 /// This checks that the target supports __builtin_cpu_is and
3313 /// that the string argument is constant and valid.
3314 static bool SemaBuiltinCpuIs(Sema &S, CallExpr *TheCall) {
3315  Expr *Arg = TheCall->getArg(0);
3316 
3317  // Check if the argument is a string literal.
3318  if (!isa<StringLiteral>(Arg->IgnoreParenImpCasts()))
3319  return S.Diag(TheCall->getBeginLoc(), diag::err_expr_not_string_literal)
3320  << Arg->getSourceRange();
3321 
3322  // Check the contents of the string.
3323  StringRef Feature =
3324  cast<StringLiteral>(Arg->IgnoreParenImpCasts())->getString();
3325  if (!S.Context.getTargetInfo().validateCpuIs(Feature))
3326  return S.Diag(TheCall->getBeginLoc(), diag::err_invalid_cpu_is)
3327  << Arg->getSourceRange();
3328  return false;
3329 }
3330 
3331 // Check if the rounding mode is legal.
3332 bool Sema::CheckX86BuiltinRoundingOrSAE(unsigned BuiltinID, CallExpr *TheCall) {
3333  // Indicates if this instruction has rounding control or just SAE.
3334  bool HasRC = false;
3335 
3336  unsigned ArgNum = 0;
3337  switch (BuiltinID) {
3338  default:
3339  return false;
3340  case X86::BI__builtin_ia32_vcvttsd2si32:
3341  case X86::BI__builtin_ia32_vcvttsd2si64:
3342  case X86::BI__builtin_ia32_vcvttsd2usi32:
3343  case X86::BI__builtin_ia32_vcvttsd2usi64:
3344  case X86::BI__builtin_ia32_vcvttss2si32:
3345  case X86::BI__builtin_ia32_vcvttss2si64:
3346  case X86::BI__builtin_ia32_vcvttss2usi32:
3347  case X86::BI__builtin_ia32_vcvttss2usi64:
3348  ArgNum = 1;
3349  break;
3350  case X86::BI__builtin_ia32_maxpd512:
3351  case X86::BI__builtin_ia32_maxps512:
3352  case X86::BI__builtin_ia32_minpd512:
3353  case X86::BI__builtin_ia32_minps512:
3354  ArgNum = 2;
3355  break;
3356  case X86::BI__builtin_ia32_cvtps2pd512_mask:
3357  case X86::BI__builtin_ia32_cvttpd2dq512_mask:
3358  case X86::BI__builtin_ia32_cvttpd2qq512_mask:
3359  case X86::BI__builtin_ia32_cvttpd2udq512_mask:
3360  case X86::BI__builtin_ia32_cvttpd2uqq512_mask:
3361  case X86::BI__builtin_ia32_cvttps2dq512_mask:
3362  case X86::BI__builtin_ia32_cvttps2qq512_mask:
3363  case X86::BI__builtin_ia32_cvttps2udq512_mask:
3364  case X86::BI__builtin_ia32_cvttps2uqq512_mask:
3365  case X86::BI__builtin_ia32_exp2pd_mask:
3366  case X86::BI__builtin_ia32_exp2ps_mask:
3367  case X86::BI__builtin_ia32_getexppd512_mask:
3368  case X86::BI__builtin_ia32_getexpps512_mask:
3369  case X86::BI__builtin_ia32_rcp28pd_mask:
3370  case X86::BI__builtin_ia32_rcp28ps_mask:
3371  case X86::BI__builtin_ia32_rsqrt28pd_mask:
3372  case X86::BI__builtin_ia32_rsqrt28ps_mask:
3373  case X86::BI__builtin_ia32_vcomisd:
3374  case X86::BI__builtin_ia32_vcomiss:
3375  case X86::BI__builtin_ia32_vcvtph2ps512_mask:
3376  ArgNum = 3;
3377  break;
3378  case X86::BI__builtin_ia32_cmppd512_mask:
3379  case X86::BI__builtin_ia32_cmpps512_mask:
3380  case X86::BI__builtin_ia32_cmpsd_mask:
3381  case X86::BI__builtin_ia32_cmpss_mask:
3382  case X86::BI__builtin_ia32_cvtss2sd_round_mask:
3383  case X86::BI__builtin_ia32_getexpsd128_round_mask:
3384  case X86::BI__builtin_ia32_getexpss128_round_mask:
3385  case X86::BI__builtin_ia32_getmantpd512_mask:
3386  case X86::BI__builtin_ia32_getmantps512_mask:
3387  case X86::BI__builtin_ia32_maxsd_round_mask:
3388  case X86::BI__builtin_ia32_maxss_round_mask:
3389  case X86::BI__builtin_ia32_minsd_round_mask:
3390  case X86::BI__builtin_ia32_minss_round_mask:
3391  case X86::BI__builtin_ia32_rcp28sd_round_mask:
3392  case X86::BI__builtin_ia32_rcp28ss_round_mask:
3393  case X86::BI__builtin_ia32_reducepd512_mask:
3394  case X86::BI__builtin_ia32_reduceps512_mask:
3395  case X86::BI__builtin_ia32_rndscalepd_mask:
3396  case X86::BI__builtin_ia32_rndscaleps_mask:
3397  case X86::BI__builtin_ia32_rsqrt28sd_round_mask:
3398  case X86::BI__builtin_ia32_rsqrt28ss_round_mask:
3399  ArgNum = 4;
3400  break;
3401  case X86::BI__builtin_ia32_fixupimmpd512_mask:
3402  case X86::BI__builtin_ia32_fixupimmpd512_maskz:
3403  case X86::BI__builtin_ia32_fixupimmps512_mask:
3404  case X86::BI__builtin_ia32_fixupimmps512_maskz:
3405  case X86::BI__builtin_ia32_fixupimmsd_mask:
3406  case X86::BI__builtin_ia32_fixupimmsd_maskz:
3407  case X86::BI__builtin_ia32_fixupimmss_mask:
3408  case X86::BI__builtin_ia32_fixupimmss_maskz:
3409  case X86::BI__builtin_ia32_getmantsd_round_mask:
3410  case X86::BI__builtin_ia32_getmantss_round_mask:
3411  case X86::BI__builtin_ia32_rangepd512_mask:
3412  case X86::BI__builtin_ia32_rangeps512_mask:
3413  case X86::BI__builtin_ia32_rangesd128_round_mask:
3414  case X86::BI__builtin_ia32_rangess128_round_mask:
3415  case X86::BI__builtin_ia32_reducesd_mask:
3416  case X86::BI__builtin_ia32_reducess_mask:
3417  case X86::BI__builtin_ia32_rndscalesd_round_mask:
3418  case X86::BI__builtin_ia32_rndscaless_round_mask:
3419  ArgNum = 5;
3420  break;
3421  case X86::BI__builtin_ia32_vcvtsd2si64:
3422  case X86::BI__builtin_ia32_vcvtsd2si32:
3423  case X86::BI__builtin_ia32_vcvtsd2usi32:
3424  case X86::BI__builtin_ia32_vcvtsd2usi64:
3425  case X86::BI__builtin_ia32_vcvtss2si32:
3426  case X86::BI__builtin_ia32_vcvtss2si64:
3427  case X86::BI__builtin_ia32_vcvtss2usi32:
3428  case X86::BI__builtin_ia32_vcvtss2usi64:
3429  case X86::BI__builtin_ia32_sqrtpd512:
3430  case X86::BI__builtin_ia32_sqrtps512:
3431  ArgNum = 1;
3432  HasRC = true;
3433  break;
3434  case X86::BI__builtin_ia32_addpd512:
3435  case X86::BI__builtin_ia32_addps512:
3436  case X86::BI__builtin_ia32_divpd512:
3437  case X86::BI__builtin_ia32_divps512:
3438  case X86::BI__builtin_ia32_mulpd512:
3439  case X86::BI__builtin_ia32_mulps512:
3440  case X86::BI__builtin_ia32_subpd512:
3441  case X86::BI__builtin_ia32_subps512:
3442  case X86::BI__builtin_ia32_cvtsi2sd64:
3443  case X86::BI__builtin_ia32_cvtsi2ss32:
3444  case X86::BI__builtin_ia32_cvtsi2ss64:
3445  case X86::BI__builtin_ia32_cvtusi2sd64:
3446  case X86::BI__builtin_ia32_cvtusi2ss32:
3447  case X86::BI__builtin_ia32_cvtusi2ss64:
3448  ArgNum = 2;
3449  HasRC = true;
3450  break;
3451  case X86::BI__builtin_ia32_cvtdq2ps512_mask:
3452  case X86::BI__builtin_ia32_cvtudq2ps512_mask:
3453  case X86::BI__builtin_ia32_cvtpd2ps512_mask:
3454  case X86::BI__builtin_ia32_cvtpd2dq512_mask:
3455  case X86::BI__builtin_ia32_cvtpd2qq512_mask:
3456  case X86::BI__builtin_ia32_cvtpd2udq512_mask:
3457  case X86::BI__builtin_ia32_cvtpd2uqq512_mask:
3458  case X86::BI__builtin_ia32_cvtps2dq512_mask:
3459  case X86::BI__builtin_ia32_cvtps2qq512_mask:
3460  case X86::BI__builtin_ia32_cvtps2udq512_mask:
3461  case X86::BI__builtin_ia32_cvtps2uqq512_mask:
3462  case X86::BI__builtin_ia32_cvtqq2pd512_mask:
3463  case X86::BI__builtin_ia32_cvtqq2ps512_mask:
3464  case X86::BI__builtin_ia32_cvtuqq2pd512_mask:
3465  case X86::BI__builtin_ia32_cvtuqq2ps512_mask:
3466  ArgNum = 3;
3467  HasRC = true;
3468  break;
3469  case X86::BI__builtin_ia32_addss_round_mask:
3470  case X86::BI__builtin_ia32_addsd_round_mask:
3471  case X86::BI__builtin_ia32_divss_round_mask:
3472  case X86::BI__builtin_ia32_divsd_round_mask:
3473  case X86::BI__builtin_ia32_mulss_round_mask:
3474  case X86::BI__builtin_ia32_mulsd_round_mask:
3475  case X86::BI__builtin_ia32_subss_round_mask:
3476  case X86::BI__builtin_ia32_subsd_round_mask:
3477  case X86::BI__builtin_ia32_scalefpd512_mask:
3478  case X86::BI__builtin_ia32_scalefps512_mask:
3479  case X86::BI__builtin_ia32_scalefsd_round_mask:
3480  case X86::BI__builtin_ia32_scalefss_round_mask:
3481  case X86::BI__builtin_ia32_cvtsd2ss_round_mask:
3482  case X86::BI__builtin_ia32_sqrtsd_round_mask:
3483  case X86::BI__builtin_ia32_sqrtss_round_mask:
3484  case X86::BI__builtin_ia32_vfmaddsd3_mask:
3485  case X86::BI__builtin_ia32_vfmaddsd3_maskz:
3486  case X86::BI__builtin_ia32_vfmaddsd3_mask3:
3487  case X86::BI__builtin_ia32_vfmaddss3_mask:
3488  case X86::BI__builtin_ia32_vfmaddss3_maskz:
3489  case X86::BI__builtin_ia32_vfmaddss3_mask3:
3490  case X86::BI__builtin_ia32_vfmaddpd512_mask:
3491  case X86::BI__builtin_ia32_vfmaddpd512_maskz:
3492  case X86::BI__builtin_ia32_vfmaddpd512_mask3:
3493  case X86::BI__builtin_ia32_vfmsubpd512_mask3:
3494  case X86::BI__builtin_ia32_vfmaddps512_mask:
3495  case X86::BI__builtin_ia32_vfmaddps512_maskz:
3496  case X86::BI__builtin_ia32_vfmaddps512_mask3:
3497  case X86::BI__builtin_ia32_vfmsubps512_mask3:
3498  case X86::BI__builtin_ia32_vfmaddsubpd512_mask:
3499  case X86::BI__builtin_ia32_vfmaddsubpd512_maskz:
3500  case X86::BI__builtin_ia32_vfmaddsubpd512_mask3:
3501  case X86::BI__builtin_ia32_vfmsubaddpd512_mask3:
3502  case X86::BI__builtin_ia32_vfmaddsubps512_mask:
3503  case X86::BI__builtin_ia32_vfmaddsubps512_maskz:
3504  case X86::BI__builtin_ia32_vfmaddsubps512_mask3:
3505  case X86::BI__builtin_ia32_vfmsubaddps512_mask3:
3506  ArgNum = 4;
3507  HasRC = true;
3508  break;
3509  }
3510 
3511  llvm::APSInt Result;
3512 
3513  // We can't check the value of a dependent argument.
3514  Expr *Arg = TheCall->getArg(ArgNum);
3515  if (Arg->isTypeDependent() || Arg->isValueDependent())
3516  return false;
3517 
3518  // Check constant-ness first.
3519  if (SemaBuiltinConstantArg(TheCall, ArgNum, Result))
3520  return true;
3521 
3522  // Make sure rounding mode is either ROUND_CUR_DIRECTION or ROUND_NO_EXC bit
3523  // is set. If the intrinsic has rounding control(bits 1:0), make sure its only
3524  // combined with ROUND_NO_EXC.
3525  if (Result == 4/*ROUND_CUR_DIRECTION*/ ||
3526  Result == 8/*ROUND_NO_EXC*/ ||
3527  (HasRC && Result.getZExtValue() >= 8 && Result.getZExtValue() <= 11))
3528  return false;
3529 
3530  return Diag(TheCall->getBeginLoc(), diag::err_x86_builtin_invalid_rounding)
3531  << Arg->getSourceRange();
3532 }
3533 
3534 // Check if the gather/scatter scale is legal.
3535 bool Sema::CheckX86BuiltinGatherScatterScale(unsigned BuiltinID,
3536  CallExpr *TheCall) {
3537  unsigned ArgNum = 0;
3538  switch (BuiltinID) {
3539  default:
3540  return false;
3541  case X86::BI__builtin_ia32_gatherpfdpd:
3542  case X86::BI__builtin_ia32_gatherpfdps:
3543  case X86::BI__builtin_ia32_gatherpfqpd:
3544  case X86::BI__builtin_ia32_gatherpfqps:
3545  case X86::BI__builtin_ia32_scatterpfdpd:
3546  case X86::BI__builtin_ia32_scatterpfdps:
3547  case X86::BI__builtin_ia32_scatterpfqpd:
3548  case X86::BI__builtin_ia32_scatterpfqps:
3549  ArgNum = 3;
3550  break;
3551  case X86::BI__builtin_ia32_gatherd_pd:
3552  case X86::BI__builtin_ia32_gatherd_pd256:
3553  case X86::BI__builtin_ia32_gatherq_pd:
3554  case X86::BI__builtin_ia32_gatherq_pd256:
3555  case X86::BI__builtin_ia32_gatherd_ps:
3556  case X86::BI__builtin_ia32_gatherd_ps256:
3557  case X86::BI__builtin_ia32_gatherq_ps:
3558  case X86::BI__builtin_ia32_gatherq_ps256:
3559  case X86::BI__builtin_ia32_gatherd_q:
3560  case X86::BI__builtin_ia32_gatherd_q256:
3561  case X86::BI__builtin_ia32_gatherq_q:
3562  case X86::BI__builtin_ia32_gatherq_q256:
3563  case X86::BI__builtin_ia32_gatherd_d:
3564  case X86::BI__builtin_ia32_gatherd_d256:
3565  case X86::BI__builtin_ia32_gatherq_d:
3566  case X86::BI__builtin_ia32_gatherq_d256:
3567  case X86::BI__builtin_ia32_gather3div2df:
3568  case X86::BI__builtin_ia32_gather3div2di:
3569  case X86::BI__builtin_ia32_gather3div4df:
3570  case X86::BI__builtin_ia32_gather3div4di:
3571  case X86::BI__builtin_ia32_gather3div4sf:
3572  case X86::BI__builtin_ia32_gather3div4si:
3573  case X86::BI__builtin_ia32_gather3div8sf:
3574  case X86::BI__builtin_ia32_gather3div8si:
3575  case X86::BI__builtin_ia32_gather3siv2df:
3576  case X86::BI__builtin_ia32_gather3siv2di:
3577  case X86::BI__builtin_ia32_gather3siv4df:
3578  case X86::BI__builtin_ia32_gather3siv4di:
3579  case X86::BI__builtin_ia32_gather3siv4sf:
3580  case X86::BI__builtin_ia32_gather3siv4si:
3581  case X86::BI__builtin_ia32_gather3siv8sf:
3582  case X86::BI__builtin_ia32_gather3siv8si:
3583  case X86::BI__builtin_ia32_gathersiv8df:
3584  case X86::BI__builtin_ia32_gathersiv16sf:
3585  case X86::BI__builtin_ia32_gatherdiv8df:
3586  case X86::BI__builtin_ia32_gatherdiv16sf:
3587  case X86::BI__builtin_ia32_gathersiv8di:
3588  case X86::BI__builtin_ia32_gathersiv16si:
3589  case X86::BI__builtin_ia32_gatherdiv8di:
3590  case X86::BI__builtin_ia32_gatherdiv16si:
3591  case X86::BI__builtin_ia32_scatterdiv2df:
3592  case X86::BI__builtin_ia32_scatterdiv2di:
3593  case X86::BI__builtin_ia32_scatterdiv4df:
3594  case X86::BI__builtin_ia32_scatterdiv4di:
3595  case X86::BI__builtin_ia32_scatterdiv4sf:
3596  case X86::BI__builtin_ia32_scatterdiv4si:
3597  case X86::BI__builtin_ia32_scatterdiv8sf:
3598  case X86::BI__builtin_ia32_scatterdiv8si:
3599  case X86::BI__builtin_ia32_scattersiv2df:
3600  case X86::BI__builtin_ia32_scattersiv2di:
3601  case X86::BI__builtin_ia32_scattersiv4df:
3602  case X86::BI__builtin_ia32_scattersiv4di:
3603  case X86::BI__builtin_ia32_scattersiv4sf:
3604  case X86::BI__builtin_ia32_scattersiv4si:
3605  case X86::BI__builtin_ia32_scattersiv8sf:
3606  case X86::BI__builtin_ia32_scattersiv8si:
3607  case X86::BI__builtin_ia32_scattersiv8df:
3608  case X86::BI__builtin_ia32_scattersiv16sf:
3609  case X86::BI__builtin_ia32_scatterdiv8df:
3610  case X86::BI__builtin_ia32_scatterdiv16sf:
3611  case X86::BI__builtin_ia32_scattersiv8di:
3612  case X86::BI__builtin_ia32_scattersiv16si:
3613  case X86::BI__builtin_ia32_scatterdiv8di:
3614  case X86::BI__builtin_ia32_scatterdiv16si:
3615  ArgNum = 4;
3616  break;
3617  }
3618 
3619  llvm::APSInt Result;
3620 
3621  // We can't check the value of a dependent argument.
3622  Expr *Arg = TheCall->getArg(ArgNum);
3623  if (Arg->isTypeDependent() || Arg->isValueDependent())
3624  return false;
3625 
3626  // Check constant-ness first.
3627  if (SemaBuiltinConstantArg(TheCall, ArgNum, Result))
3628  return true;
3629 
3630  if (Result == 1 || Result == 2 || Result == 4 || Result == 8)
3631  return false;
3632 
3633  return Diag(TheCall->getBeginLoc(), diag::err_x86_builtin_invalid_scale)
3634  << Arg->getSourceRange();
3635 }
3636 
3637 static bool isX86_32Builtin(unsigned BuiltinID) {
3638  // These builtins only work on x86-32 targets.
3639  switch (BuiltinID) {
3640  case X86::BI__builtin_ia32_readeflags_u32:
3641  case X86::BI__builtin_ia32_writeeflags_u32:
3642  return true;
3643  }
3644 
3645  return false;
3646 }
3647 
3648 bool Sema::CheckX86BuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall) {
3649  if (BuiltinID == X86::BI__builtin_cpu_supports)
3650  return SemaBuiltinCpuSupports(*this, TheCall);
3651 
3652  if (BuiltinID == X86::BI__builtin_cpu_is)
3653  return SemaBuiltinCpuIs(*this, TheCall);
3654 
3655  // Check for 32-bit only builtins on a 64-bit target.
3656  const llvm::Triple &TT = Context.getTargetInfo().getTriple();
3657  if (TT.getArch() != llvm::Triple::x86 && isX86_32Builtin(BuiltinID))
3658  return Diag(TheCall->getCallee()->getBeginLoc(),
3659  diag::err_32_bit_builtin_64_bit_tgt);
3660 
3661  // If the intrinsic has rounding or SAE make sure its valid.
3662  if (CheckX86BuiltinRoundingOrSAE(BuiltinID, TheCall))
3663  return true;
3664 
3665  // If the intrinsic has a gather/scatter scale immediate make sure its valid.
3666  if (CheckX86BuiltinGatherScatterScale(BuiltinID, TheCall))
3667  return true;
3668 
3669  // For intrinsics which take an immediate value as part of the instruction,
3670  // range check them here.
3671  int i = 0, l = 0, u = 0;
3672  switch (BuiltinID) {
3673  default:
3674  return false;
3675  case X86::BI__builtin_ia32_vec_ext_v2si:
3676  case X86::BI__builtin_ia32_vec_ext_v2di:
3677  case X86::BI__builtin_ia32_vextractf128_pd256:
3678  case X86::BI__builtin_ia32_vextractf128_ps256:
3679  case X86::BI__builtin_ia32_vextractf128_si256:
3680  case X86::BI__builtin_ia32_extract128i256:
3681  case X86::BI__builtin_ia32_extractf64x4_mask:
3682  case X86::BI__builtin_ia32_extracti64x4_mask:
3683  case X86::BI__builtin_ia32_extractf32x8_mask:
3684  case X86::BI__builtin_ia32_extracti32x8_mask:
3685  case X86::BI__builtin_ia32_extractf64x2_256_mask:
3686  case X86::BI__builtin_ia32_extracti64x2_256_mask:
3687  case X86::BI__builtin_ia32_extractf32x4_256_mask:
3688  case X86::BI__builtin_ia32_extracti32x4_256_mask:
3689  i = 1; l = 0; u = 1;
3690  break;
3691  case X86::BI__builtin_ia32_vec_set_v2di:
3692  case X86::BI__builtin_ia32_vinsertf128_pd256:
3693  case X86::BI__builtin_ia32_vinsertf128_ps256:
3694  case X86::BI__builtin_ia32_vinsertf128_si256:
3695  case X86::BI__builtin_ia32_insert128i256:
3696  case X86::BI__builtin_ia32_insertf32x8:
3697  case X86::BI__builtin_ia32_inserti32x8:
3698  case X86::BI__builtin_ia32_insertf64x4:
3699  case X86::BI__builtin_ia32_inserti64x4:
3700  case X86::BI__builtin_ia32_insertf64x2_256:
3701  case X86::BI__builtin_ia32_inserti64x2_256:
3702  case X86::BI__builtin_ia32_insertf32x4_256:
3703  case X86::BI__builtin_ia32_inserti32x4_256:
3704  i = 2; l = 0; u = 1;
3705  break;
3706  case X86::BI__builtin_ia32_vpermilpd:
3707  case X86::BI__builtin_ia32_vec_ext_v4hi:
3708  case X86::BI__builtin_ia32_vec_ext_v4si:
3709  case X86::BI__builtin_ia32_vec_ext_v4sf:
3710  case X86::BI__builtin_ia32_vec_ext_v4di:
3711  case X86::BI__builtin_ia32_extractf32x4_mask:
3712  case X86::BI__builtin_ia32_extracti32x4_mask:
3713  case X86::BI__builtin_ia32_extractf64x2_512_mask:
3714  case X86::BI__builtin_ia32_extracti64x2_512_mask:
3715  i = 1; l = 0; u = 3;
3716  break;
3717  case X86::BI_mm_prefetch:
3718  case X86::BI__builtin_ia32_vec_ext_v8hi:
3719  case X86::BI__builtin_ia32_vec_ext_v8si:
3720  i = 1; l = 0; u = 7;
3721  break;
3722  case X86::BI__builtin_ia32_sha1rnds4:
3723  case X86::BI__builtin_ia32_blendpd:
3724  case X86::BI__builtin_ia32_shufpd:
3725  case X86::BI__builtin_ia32_vec_set_v4hi:
3726  case X86::BI__builtin_ia32_vec_set_v4si:
3727  case X86::BI__builtin_ia32_vec_set_v4di:
3728  case X86::BI__builtin_ia32_shuf_f32x4_256:
3729  case X86::BI__builtin_ia32_shuf_f64x2_256:
3730  case X86::BI__builtin_ia32_shuf_i32x4_256:
3731  case X86::BI__builtin_ia32_shuf_i64x2_256:
3732  case X86::BI__builtin_ia32_insertf64x2_512:
3733  case X86::BI__builtin_ia32_inserti64x2_512:
3734  case X86::BI__builtin_ia32_insertf32x4:
3735  case X86::BI__builtin_ia32_inserti32x4:
3736  i = 2; l = 0; u = 3;
3737  break;
3738  case X86::BI__builtin_ia32_vpermil2pd:
3739  case X86::BI__builtin_ia32_vpermil2pd256:
3740  case X86::BI__builtin_ia32_vpermil2ps:
3741  case X86::BI__builtin_ia32_vpermil2ps256:
3742  i = 3; l = 0; u = 3;
3743  break;
3744  case X86::BI__builtin_ia32_cmpb128_mask:
3745  case X86::BI__builtin_ia32_cmpw128_mask:
3746  case X86::BI__builtin_ia32_cmpd128_mask:
3747  case X86::BI__builtin_ia32_cmpq128_mask:
3748  case X86::BI__builtin_ia32_cmpb256_mask:
3749  case X86::BI__builtin_ia32_cmpw256_mask:
3750  case X86::BI__builtin_ia32_cmpd256_mask:
3751  case X86::BI__builtin_ia32_cmpq256_mask:
3752  case X86::BI__builtin_ia32_cmpb512_mask:
3753  case X86::BI__builtin_ia32_cmpw512_mask:
3754  case X86::BI__builtin_ia32_cmpd512_mask:
3755  case X86::BI__builtin_ia32_cmpq512_mask:
3756  case X86::BI__builtin_ia32_ucmpb128_mask:
3757  case X86::BI__builtin_ia32_ucmpw128_mask:
3758  case X86::BI__builtin_ia32_ucmpd128_mask:
3759  case X86::BI__builtin_ia32_ucmpq128_mask:
3760  case X86::BI__builtin_ia32_ucmpb256_mask:
3761  case X86::BI__builtin_ia32_ucmpw256_mask:
3762  case X86::BI__builtin_ia32_ucmpd256_mask:
3763  case X86::BI__builtin_ia32_ucmpq256_mask:
3764  case X86::BI__builtin_ia32_ucmpb512_mask:
3765  case X86::BI__builtin_ia32_ucmpw512_mask:
3766  case X86::BI__builtin_ia32_ucmpd512_mask:
3767  case X86::BI__builtin_ia32_ucmpq512_mask:
3768  case X86::BI__builtin_ia32_vpcomub:
3769  case X86::BI__builtin_ia32_vpcomuw:
3770  case X86::BI__builtin_ia32_vpcomud:
3771  case X86::BI__builtin_ia32_vpcomuq:
3772  case X86::BI__builtin_ia32_vpcomb:
3773  case X86::BI__builtin_ia32_vpcomw:
3774  case X86::BI__builtin_ia32_vpcomd:
3775  case X86::BI__builtin_ia32_vpcomq:
3776  case X86::BI__builtin_ia32_vec_set_v8hi:
3777  case X86::BI__builtin_ia32_vec_set_v8si:
3778  i = 2; l = 0; u = 7;
3779  break;
3780  case X86::BI__builtin_ia32_vpermilpd256:
3781  case X86::BI__builtin_ia32_roundps:
3782  case X86::BI__builtin_ia32_roundpd:
3783  case X86::BI__builtin_ia32_roundps256:
3784  case X86::BI__builtin_ia32_roundpd256:
3785  case X86::BI__builtin_ia32_getmantpd128_mask:
3786  case X86::BI__builtin_ia32_getmantpd256_mask:
3787  case X86::BI__builtin_ia32_getmantps128_mask:
3788  case X86::BI__builtin_ia32_getmantps256_mask:
3789  case X86::BI__builtin_ia32_getmantpd512_mask:
3790  case X86::BI__builtin_ia32_getmantps512_mask:
3791  case X86::BI__builtin_ia32_vec_ext_v16qi:
3792  case X86::BI__builtin_ia32_vec_ext_v16hi:
3793  i = 1; l = 0; u = 15;
3794  break;
3795  case X86::BI__builtin_ia32_pblendd128:
3796  case X86::BI__builtin_ia32_blendps:
3797  case X86::BI__builtin_ia32_blendpd256:
3798  case X86::BI__builtin_ia32_shufpd256:
3799  case X86::BI__builtin_ia32_roundss:
3800  case X86::BI__builtin_ia32_roundsd:
3801  case X86::BI__builtin_ia32_rangepd128_mask:
3802  case X86::BI__builtin_ia32_rangepd256_mask:
3803  case X86::BI__builtin_ia32_rangepd512_mask:
3804  case X86::BI__builtin_ia32_rangeps128_mask:
3805  case X86::BI__builtin_ia32_rangeps256_mask:
3806  case X86::BI__builtin_ia32_rangeps512_mask:
3807  case X86::BI__builtin_ia32_getmantsd_round_mask:
3808  case X86::BI__builtin_ia32_getmantss_round_mask:
3809  case X86::BI__builtin_ia32_vec_set_v16qi:
3810  case X86::BI__builtin_ia32_vec_set_v16hi:
3811  i = 2; l = 0; u = 15;
3812  break;
3813  case X86::BI__builtin_ia32_vec_ext_v32qi:
3814  i = 1; l = 0; u = 31;
3815  break;
3816  case X86::BI__builtin_ia32_cmpps:
3817  case X86::BI__builtin_ia32_cmpss:
3818  case X86::BI__builtin_ia32_cmppd:
3819  case X86::BI__builtin_ia32_cmpsd:
3820  case X86::BI__builtin_ia32_cmpps256:
3821  case X86::BI__builtin_ia32_cmppd256:
3822  case X86::BI__builtin_ia32_cmpps128_mask:
3823  case X86::BI__builtin_ia32_cmppd128_mask:
3824  case X86::BI__builtin_ia32_cmpps256_mask:
3825  case X86::BI__builtin_ia32_cmppd256_mask:
3826  case X86::BI__builtin_ia32_cmpps512_mask:
3827  case X86::BI__builtin_ia32_cmppd512_mask:
3828  case X86::BI__builtin_ia32_cmpsd_mask:
3829  case X86::BI__builtin_ia32_cmpss_mask:
3830  case X86::BI__builtin_ia32_vec_set_v32qi:
3831  i = 2; l = 0; u = 31;
3832  break;
3833  case X86::BI__builtin_ia32_permdf256:
3834  case X86::BI__builtin_ia32_permdi256:
3835  case X86::BI__builtin_ia32_permdf512:
3836  case X86::BI__builtin_ia32_permdi512:
3837  case X86::BI__builtin_ia32_vpermilps:
3838  case X86::BI__builtin_ia32_vpermilps256:
3839  case X86::BI__builtin_ia32_vpermilpd512:
3840  case X86::BI__builtin_ia32_vpermilps512:
3841  case X86::BI__builtin_ia32_pshufd:
3842  case X86::BI__builtin_ia32_pshufd256:
3843  case X86::BI__builtin_ia32_pshufd512:
3844  case X86::BI__builtin_ia32_pshufhw:
3845  case X86::BI__builtin_ia32_pshufhw256:
3846  case X86::BI__builtin_ia32_pshufhw512:
3847  case X86::BI__builtin_ia32_pshuflw:
3848  case X86::BI__builtin_ia32_pshuflw256:
3849  case X86::BI__builtin_ia32_pshuflw512:
3850  case X86::BI__builtin_ia32_vcvtps2ph:
3851  case X86::BI__builtin_ia32_vcvtps2ph_mask:
3852  case X86::BI__builtin_ia32_vcvtps2ph256:
3853  case X86::BI__builtin_ia32_vcvtps2ph256_mask:
3854  case X86::BI__builtin_ia32_vcvtps2ph512_mask:
3855  case X86::BI__builtin_ia32_rndscaleps_128_mask:
3856  case X86::BI__builtin_ia32_rndscalepd_128_mask:
3857  case X86::BI__builtin_ia32_rndscaleps_256_mask:
3858  case X86::BI__builtin_ia32_rndscalepd_256_mask:
3859  case X86::BI__builtin_ia32_rndscaleps_mask:
3860  case X86::BI__builtin_ia32_rndscalepd_mask:
3861  case X86::BI__builtin_ia32_reducepd128_mask:
3862  case X86::BI__builtin_ia32_reducepd256_mask:
3863  case X86::BI__builtin_ia32_reducepd512_mask:
3864  case X86::BI__builtin_ia32_reduceps128_mask:
3865  case X86::BI__builtin_ia32_reduceps256_mask:
3866  case X86::BI__builtin_ia32_reduceps512_mask:
3867  case X86::BI__builtin_ia32_prold512:
3868  case X86::BI__builtin_ia32_prolq512:
3869  case X86::BI__builtin_ia32_prold128:
3870  case X86::BI__builtin_ia32_prold256:
3871  case X86::BI__builtin_ia32_prolq128:
3872  case X86::BI__builtin_ia32_prolq256:
3873  case X86::BI__builtin_ia32_prord512:
3874  case X86::BI__builtin_ia32_prorq512:
3875  case X86::BI__builtin_ia32_prord128:
3876  case X86::BI__builtin_ia32_prord256:
3877  case X86::BI__builtin_ia32_prorq128:
3878  case X86::BI__builtin_ia32_prorq256:
3879  case X86::BI__builtin_ia32_fpclasspd128_mask:
3880  case X86::BI__builtin_ia32_fpclasspd256_mask:
3881  case X86::BI__builtin_ia32_fpclassps128_mask:
3882  case X86::BI__builtin_ia32_fpclassps256_mask:
3883  case X86::BI__builtin_ia32_fpclassps512_mask:
3884  case X86::BI__builtin_ia32_fpclasspd512_mask:
3885  case X86::BI__builtin_ia32_fpclasssd_mask:
3886  case X86::BI__builtin_ia32_fpclassss_mask:
3887  case X86::BI__builtin_ia32_pslldqi128_byteshift:
3888  case X86::BI__builtin_ia32_pslldqi256_byteshift:
3889  case X86::BI__builtin_ia32_pslldqi512_byteshift:
3890  case X86::BI__builtin_ia32_psrldqi128_byteshift:
3891  case X86::BI__builtin_ia32_psrldqi256_byteshift:
3892  case X86::BI__builtin_ia32_psrldqi512_byteshift:
3893  case X86::BI__builtin_ia32_kshiftliqi:
3894  case X86::BI__builtin_ia32_kshiftlihi:
3895  case X86::BI__builtin_ia32_kshiftlisi:
3896  case X86::BI__builtin_ia32_kshiftlidi:
3897  case X86::BI__builtin_ia32_kshiftriqi:
3898  case X86::BI__builtin_ia32_kshiftrihi:
3899  case X86::BI__builtin_ia32_kshiftrisi:
3900  case X86::BI__builtin_ia32_kshiftridi:
3901  i = 1; l = 0; u = 255;
3902  break;
3903  case X86::BI__builtin_ia32_vperm2f128_pd256:
3904  case X86::BI__builtin_ia32_vperm2f128_ps256:
3905  case X86::BI__builtin_ia32_vperm2f128_si256:
3906  case X86::BI__builtin_ia32_permti256:
3907  case X86::BI__builtin_ia32_pblendw128:
3908  case X86::BI__builtin_ia32_pblendw256:
3909  case X86::BI__builtin_ia32_blendps256:
3910  case X86::BI__builtin_ia32_pblendd256:
3911  case X86::BI__builtin_ia32_palignr128:
3912  case X86::BI__builtin_ia32_palignr256:
3913  case X86::BI__builtin_ia32_palignr512:
3914  case X86::BI__builtin_ia32_alignq512:
3915  case X86::BI__builtin_ia32_alignd512:
3916  case X86::BI__builtin_ia32_alignd128:
3917  case X86::BI__builtin_ia32_alignd256:
3918  case X86::BI__builtin_ia32_alignq128:
3919  case X86::BI__builtin_ia32_alignq256:
3920  case X86::BI__builtin_ia32_vcomisd:
3921  case X86::BI__builtin_ia32_vcomiss:
3922  case X86::BI__builtin_ia32_shuf_f32x4:
3923  case X86::BI__builtin_ia32_shuf_f64x2:
3924  case X86::BI__builtin_ia32_shuf_i32x4:
3925  case X86::BI__builtin_ia32_shuf_i64x2:
3926  case X86::BI__builtin_ia32_shufpd512:
3927  case X86::BI__builtin_ia32_shufps:
3928  case X86::BI__builtin_ia32_shufps256:
3929  case X86::BI__builtin_ia32_shufps512:
3930  case X86::BI__builtin_ia32_dbpsadbw128:
3931  case X86::BI__builtin_ia32_dbpsadbw256:
3932  case X86::BI__builtin_ia32_dbpsadbw512:
3933  case X86::BI__builtin_ia32_vpshldd128:
3934  case X86::BI__builtin_ia32_vpshldd256:
3935  case X86::BI__builtin_ia32_vpshldd512:
3936  case X86::BI__builtin_ia32_vpshldq128:
3937  case X86::BI__builtin_ia32_vpshldq256:
3938  case X86::BI__builtin_ia32_vpshldq512:
3939  case X86::BI__builtin_ia32_vpshldw128:
3940  case X86::BI__builtin_ia32_vpshldw256:
3941  case X86::BI__builtin_ia32_vpshldw512:
3942  case X86::BI__builtin_ia32_vpshrdd128:
3943  case X86::BI__builtin_ia32_vpshrdd256:
3944  case X86::BI__builtin_ia32_vpshrdd512:
3945  case X86::BI__builtin_ia32_vpshrdq128:
3946  case X86::BI__builtin_ia32_vpshrdq256:
3947  case X86::BI__builtin_ia32_vpshrdq512:
3948  case X86::BI__builtin_ia32_vpshrdw128:
3949  case X86::BI__builtin_ia32_vpshrdw256:
3950  case X86::BI__builtin_ia32_vpshrdw512:
3951  i = 2; l = 0; u = 255;
3952  break;
3953  case X86::BI__builtin_ia32_fixupimmpd512_mask:
3954  case X86::BI__builtin_ia32_fixupimmpd512_maskz:
3955  case X86::BI__builtin_ia32_fixupimmps512_mask:
3956  case X86::BI__builtin_ia32_fixupimmps512_maskz:
3957  case X86::BI__builtin_ia32_fixupimmsd_mask:
3958  case X86::BI__builtin_ia32_fixupimmsd_maskz:
3959  case X86::BI__builtin_ia32_fixupimmss_mask:
3960  case X86::BI__builtin_ia32_fixupimmss_maskz:
3961  case X86::BI__builtin_ia32_fixupimmpd128_mask:
3962  case X86::BI__builtin_ia32_fixupimmpd128_maskz:
3963  case X86::BI__builtin_ia32_fixupimmpd256_mask:
3964  case X86::BI__builtin_ia32_fixupimmpd256_maskz:
3965  case X86::BI__builtin_ia32_fixupimmps128_mask:
3966  case X86::BI__builtin_ia32_fixupimmps128_maskz:
3967  case X86::BI__builtin_ia32_fixupimmps256_mask:
3968  case X86::BI__builtin_ia32_fixupimmps256_maskz:
3969  case X86::BI__builtin_ia32_pternlogd512_mask:
3970  case X86::BI__builtin_ia32_pternlogd512_maskz:
3971  case X86::BI__builtin_ia32_pternlogq512_mask:
3972  case X86::BI__builtin_ia32_pternlogq512_maskz:
3973  case X86::BI__builtin_ia32_pternlogd128_mask:
3974  case X86::BI__builtin_ia32_pternlogd128_maskz:
3975  case X86::BI__builtin_ia32_pternlogd256_mask:
3976  case X86::BI__builtin_ia32_pternlogd256_maskz:
3977  case X86::BI__builtin_ia32_pternlogq128_mask:
3978  case X86::BI__builtin_ia32_pternlogq128_maskz:
3979  case X86::BI__builtin_ia32_pternlogq256_mask:
3980  case X86::BI__builtin_ia32_pternlogq256_maskz:
3981  i = 3; l = 0; u = 255;
3982  break;
3983  case X86::BI__builtin_ia32_gatherpfdpd:
3984  case X86::BI__builtin_ia32_gatherpfdps:
3985  case X86::BI__builtin_ia32_gatherpfqpd:
3986  case X86::BI__builtin_ia32_gatherpfqps:
3987  case X86::BI__builtin_ia32_scatterpfdpd:
3988  case X86::BI__builtin_ia32_scatterpfdps:
3989  case X86::BI__builtin_ia32_scatterpfqpd:
3990  case X86::BI__builtin_ia32_scatterpfqps:
3991  i = 4; l = 2; u = 3;
3992  break;
3993  case X86::BI__builtin_ia32_reducesd_mask:
3994  case X86::BI__builtin_ia32_reducess_mask:
3995  case X86::BI__builtin_ia32_rndscalesd_round_mask:
3996  case X86::BI__builtin_ia32_rndscaless_round_mask:
3997  i = 4; l = 0; u = 255;
3998  break;
3999  }
4000 
4001  // Note that we don't force a hard error on the range check here, allowing
4002  // template-generated or macro-generated dead code to potentially have out-of-
4003  // range values. These need to code generate, but don't need to necessarily
4004  // make any sense. We use a warning that defaults to an error.
4005  return SemaBuiltinConstantArgRange(TheCall, i, l, u, /*RangeIsError*/ false);
4006 }
4007 
4008 /// Given a FunctionDecl's FormatAttr, attempts to populate the FomatStringInfo
4009 /// parameter with the FormatAttr's correct format_idx and firstDataArg.
4010 /// Returns true when the format fits the function and the FormatStringInfo has
4011 /// been populated.
4012 bool Sema::getFormatStringInfo(const FormatAttr *Format, bool IsCXXMember,
4013  FormatStringInfo *FSI) {
4014  FSI->HasVAListArg = Format->getFirstArg() == 0;
4015  FSI->FormatIdx = Format->getFormatIdx() - 1;
4016  FSI->FirstDataArg = FSI->HasVAListArg ? 0 : Format->getFirstArg() - 1;
4017 
4018  // The way the format attribute works in GCC, the implicit this argument
4019  // of member functions is counted. However, it doesn't appear in our own
4020  // lists, so decrement format_idx in that case.
4021  if (IsCXXMember) {
4022  if(FSI->FormatIdx == 0)
4023  return false;
4024  --FSI->FormatIdx;
4025  if (FSI->FirstDataArg != 0)
4026  --FSI->FirstDataArg;
4027  }
4028  return true;
4029 }
4030 
4031 /// Checks if a the given expression evaluates to null.
4032 ///
4033 /// Returns true if the value evaluates to null.
4034 static bool CheckNonNullExpr(Sema &S, const Expr *Expr) {
4035  // If the expression has non-null type, it doesn't evaluate to null.
4036  if (auto nullability
4037  = Expr->IgnoreImplicit()->getType()->getNullability(S.Context)) {
4038  if (*nullability == NullabilityKind::NonNull)
4039  return false;
4040  }
4041 
4042  // As a special case, transparent unions initialized with zero are
4043  // considered null for the purposes of the nonnull attribute.
4044  if (const RecordType *UT = Expr->getType()->getAsUnionType()) {
4045  if (UT->getDecl()->hasAttr<TransparentUnionAttr>())
4046  if (const CompoundLiteralExpr *CLE =
4047  dyn_cast<CompoundLiteralExpr>(Expr))
4048  if (const InitListExpr *ILE =
4049  dyn_cast<InitListExpr>(CLE->getInitializer()))
4050  Expr = ILE->getInit(0);
4051  }
4052 
4053  bool Result;
4054  return (!Expr->isValueDependent() &&
4055  Expr->EvaluateAsBooleanCondition(Result, S.Context) &&
4056  !Result);
4057 }
4058 
4060  const Expr *ArgExpr,
4061  SourceLocation CallSiteLoc) {
4062  if (CheckNonNullExpr(S, ArgExpr))
4063  S.DiagRuntimeBehavior(CallSiteLoc, ArgExpr,
4064  S.PDiag(diag::warn_null_arg)
4065  << ArgExpr->getSourceRange());
4066 }
4067 
4068 bool Sema::GetFormatNSStringIdx(const FormatAttr *Format, unsigned &Idx) {
4069  FormatStringInfo FSI;
4070  if ((GetFormatStringType(Format) == FST_NSString) &&
4071  getFormatStringInfo(Format, false, &FSI)) {
4072  Idx = FSI.FormatIdx;
4073  return true;
4074  }
4075  return false;
4076 }
4077 
4078 /// Diagnose use of %s directive in an NSString which is being passed
4079 /// as formatting string to formatting method.
4080 static void
4082  const NamedDecl *FDecl,
4083  Expr **Args,
4084  unsigned NumArgs) {
4085  unsigned Idx = 0;
4086  bool Format = false;
4088  if (SFFamily == ObjCStringFormatFamily::SFF_CFString) {
4089  Idx = 2;
4090  Format = true;
4091  }
4092  else
4093  for (const auto *I : FDecl->specific_attrs<FormatAttr>()) {
4094  if (S.GetFormatNSStringIdx(I, Idx)) {
4095  Format = true;
4096  break;
4097  }
4098  }
4099  if (!Format || NumArgs <= Idx)
4100  return;
4101  const Expr *FormatExpr = Args[Idx];
4102  if (const CStyleCastExpr *CSCE = dyn_cast<CStyleCastExpr>(FormatExpr))
4103  FormatExpr = CSCE->getSubExpr();
4104  const StringLiteral *FormatString;
4105  if (const ObjCStringLiteral *OSL =
4106  dyn_cast<ObjCStringLiteral>(FormatExpr->IgnoreParenImpCasts()))
4107  FormatString = OSL->getString();
4108  else
4109  FormatString = dyn_cast<StringLiteral>(FormatExpr->IgnoreParenImpCasts());
4110  if (!FormatString)
4111  return;
4112  if (S.FormatStringHasSArg(FormatString)) {
4113  S.Diag(FormatExpr->getExprLoc(), diag::warn_objc_cdirective_format_string)
4114  << "%s" << 1 << 1;
4115  S.Diag(FDecl->getLocation(), diag::note_entity_declared_at)
4116  << FDecl->getDeclName();
4117  }
4118 }
4119 
4120 /// Determine whether the given type has a non-null nullability annotation.
4122  if (auto nullability = type->getNullability(ctx))
4123  return *nullability == NullabilityKind::NonNull;
4124 
4125  return false;
4126 }
4127 
4129  const NamedDecl *FDecl,
4130  const FunctionProtoType *Proto,
4131  ArrayRef<const Expr *> Args,
4132  SourceLocation CallSiteLoc) {
4133  assert((FDecl || Proto) && "Need a function declaration or prototype");
4134 
4135  // Already checked by by constant evaluator.
4136  if (S.isConstantEvaluated())
4137  return;
4138  // Check the attributes attached to the method/function itself.
4139  llvm::SmallBitVector NonNullArgs;
4140  if (FDecl) {
4141  // Handle the nonnull attribute on the function/method declaration itself.
4142  for (const auto *NonNull : FDecl->specific_attrs<NonNullAttr>()) {
4143  if (!NonNull->args_size()) {
4144  // Easy case: all pointer arguments are nonnull.
4145  for (const auto *Arg : Args)
4146  if (S.isValidPointerAttrType(Arg->getType()))
4147  CheckNonNullArgument(S, Arg, CallSiteLoc);
4148  return;
4149  }
4150 
4151  for (const ParamIdx &Idx : NonNull->args()) {
4152  unsigned IdxAST = Idx.getASTIndex();
4153  if (IdxAST >= Args.size())
4154  continue;
4155  if (NonNullArgs.empty())
4156  NonNullArgs.resize(Args.size());
4157  NonNullArgs.set(IdxAST);
4158  }
4159  }
4160  }
4161 
4162  if (FDecl && (isa<FunctionDecl>(FDecl) || isa<ObjCMethodDecl>(FDecl))) {
4163  // Handle the nonnull attribute on the parameters of the
4164  // function/method.
4165  ArrayRef<ParmVarDecl*> parms;
4166  if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(FDecl))
4167  parms = FD->parameters();
4168  else
4169  parms = cast<ObjCMethodDecl>(FDecl)->parameters();
4170 
4171  unsigned ParamIndex = 0;
4172  for (ArrayRef<ParmVarDecl*>::iterator I = parms.begin(), E = parms.end();
4173  I != E; ++I, ++ParamIndex) {
4174  const ParmVarDecl *PVD = *I;
4175  if (PVD->hasAttr<NonNullAttr>() ||
4176  isNonNullType(S.Context, PVD->getType())) {
4177  if (NonNullArgs.empty())
4178  NonNullArgs.resize(Args.size());
4179 
4180  NonNullArgs.set(ParamIndex);
4181  }
4182  }
4183  } else {
4184  // If we have a non-function, non-method declaration but no
4185  // function prototype, try to dig out the function prototype.
4186  if (!Proto) {
4187  if (const ValueDecl *VD = dyn_cast<ValueDecl>(FDecl)) {
4188  QualType type = VD->getType().getNonReferenceType();
4189  if (auto pointerType = type->getAs<PointerType>())
4190  type = pointerType->getPointeeType();
4191  else if (auto blockType = type->getAs<BlockPointerType>())
4192  type = blockType->getPointeeType();
4193  // FIXME: data member pointers?
4194 
4195  // Dig out the function prototype, if there is one.
4196  Proto = type->getAs<FunctionProtoType>();
4197  }
4198  }
4199 
4200  // Fill in non-null argument information from the nullability
4201  // information on the parameter types (if we have them).
4202  if (Proto) {
4203  unsigned Index = 0;
4204  for (auto paramType : Proto->getParamTypes()) {
4205  if (isNonNullType(S.Context, paramType)) {
4206  if (NonNullArgs.empty())
4207  NonNullArgs.resize(Args.size());
4208 
4209  NonNullArgs.set(Index);
4210  }
4211 
4212  ++Index;
4213  }
4214  }
4215  }
4216 
4217  // Check for non-null arguments.
4218  for (unsigned ArgIndex = 0, ArgIndexEnd = NonNullArgs.size();
4219  ArgIndex != ArgIndexEnd; ++ArgIndex) {
4220  if (NonNullArgs[ArgIndex])
4221  CheckNonNullArgument(S, Args[ArgIndex], CallSiteLoc);
4222  }
4223 }
4224 
4225 /// Handles the checks for format strings, non-POD arguments to vararg
4226 /// functions, NULL arguments passed to non-NULL parameters, and diagnose_if
4227 /// attributes.
4228 void Sema::checkCall(NamedDecl *FDecl, const FunctionProtoType *Proto,
4229  const Expr *ThisArg, ArrayRef<const Expr *> Args,
4230  bool IsMemberFunction, SourceLocation Loc,
4231  SourceRange Range, VariadicCallType CallType) {
4232  // FIXME: We should check as much as we can in the template definition.
4233  if (CurContext->isDependentContext())
4234  return;
4235 
4236  // Printf and scanf checking.
4237  llvm::SmallBitVector CheckedVarArgs;
4238  if (FDecl) {
4239  for (const auto *I : FDecl->specific_attrs<FormatAttr>()) {
4240  // Only create vector if there are format attributes.
4241  CheckedVarArgs.resize(Args.size());
4242 
4243  CheckFormatArguments(I, Args, IsMemberFunction, CallType, Loc, Range,
4244  CheckedVarArgs);
4245  }
4246  }
4247 
4248  // Refuse POD arguments that weren't caught by the format string
4249  // checks above.
4250  auto *FD = dyn_cast_or_null<FunctionDecl>(FDecl);
4251  if (CallType != VariadicDoesNotApply &&
4252  (!FD || FD->getBuiltinID() != Builtin::BI__noop)) {
4253  unsigned NumParams = Proto ? Proto->getNumParams()
4254  : FDecl && isa<FunctionDecl>(FDecl)
4255  ? cast<FunctionDecl>(FDecl)->getNumParams()
4256  : FDecl && isa<ObjCMethodDecl>(FDecl)
4257  ? cast<ObjCMethodDecl>(FDecl)->param_size()
4258  : 0;
4259 
4260  for (unsigned ArgIdx = NumParams; ArgIdx < Args.size(); ++ArgIdx) {
4261  // Args[ArgIdx] can be null in malformed code.
4262  if (const Expr *Arg = Args[ArgIdx]) {
4263  if (CheckedVarArgs.empty() || !CheckedVarArgs[ArgIdx])
4264  checkVariadicArgument(Arg, CallType);
4265  }
4266  }
4267  }
4268 
4269  if (FDecl || Proto) {
4270  CheckNonNullArguments(*this, FDecl, Proto, Args, Loc);
4271 
4272  // Type safety checking.
4273  if (FDecl) {
4274  for (const auto *I : FDecl->specific_attrs<ArgumentWithTypeTagAttr>())
4275  CheckArgumentWithTypeTag(I, Args, Loc);
4276  }
4277  }
4278 
4279  if (FD)
4280  diagnoseArgDependentDiagnoseIfAttrs(FD, ThisArg, Args, Loc);
4281 }
4282 
4283 /// CheckConstructorCall - Check a constructor call for correctness and safety
4284 /// properties not enforced by the C type system.
4285 void Sema::CheckConstructorCall(FunctionDecl *FDecl,
4286  ArrayRef<const Expr *> Args,
4287  const FunctionProtoType *Proto,
4288  SourceLocation Loc) {
4289  VariadicCallType CallType =
4290  Proto->isVariadic() ? VariadicConstructor : VariadicDoesNotApply;
4291  checkCall(FDecl, Proto, /*ThisArg=*/nullptr, Args, /*IsMemberFunction=*/true,
4292  Loc, SourceRange(), CallType);
4293 }
4294 
4295 /// CheckFunctionCall - Check a direct function call for various correctness
4296 /// and safety properties not strictly enforced by the C type system.
4297 bool Sema::CheckFunctionCall(FunctionDecl *FDecl, CallExpr *TheCall,
4298  const FunctionProtoType *Proto) {
4299  bool IsMemberOperatorCall = isa<CXXOperatorCallExpr>(TheCall) &&
4300  isa<CXXMethodDecl>(FDecl);
4301  bool IsMemberFunction = isa<CXXMemberCallExpr>(TheCall) ||
4302  IsMemberOperatorCall;
4303  VariadicCallType CallType = getVariadicCallType(FDecl, Proto,
4304  TheCall->getCallee());
4305  Expr** Args = TheCall->getArgs();
4306  unsigned NumArgs = TheCall->getNumArgs();
4307 
4308  Expr *ImplicitThis = nullptr;
4309  if (IsMemberOperatorCall) {
4310  // If this is a call to a member operator, hide the first argument
4311  // from checkCall.
4312  // FIXME: Our choice of AST representation here is less than ideal.
4313  ImplicitThis = Args[0];
4314  ++Args;
4315  --NumArgs;
4316  } else if (IsMemberFunction)
4317  ImplicitThis =
4318  cast<CXXMemberCallExpr>(TheCall)->getImplicitObjectArgument();
4319 
4320  checkCall(FDecl, Proto, ImplicitThis, llvm::makeArrayRef(Args, NumArgs),
4321  IsMemberFunction, TheCall->getRParenLoc(),
4322  TheCall->getCallee()->getSourceRange(), CallType);
4323 
4324  IdentifierInfo *FnInfo = FDecl->getIdentifier();
4325  // None of the checks below are needed for functions that don't have
4326  // simple names (e.g., C++ conversion functions).
4327  if (!FnInfo)
4328  return false;
4329 
4330  CheckAbsoluteValueFunction(TheCall, FDecl);
4331  CheckMaxUnsignedZero(TheCall, FDecl);
4332 
4333  if (getLangOpts().ObjC)
4334  DiagnoseCStringFormatDirectiveInCFAPI(*this, FDecl, Args, NumArgs);
4335 
4336  unsigned CMId = FDecl->getMemoryFunctionKind();
4337  if (CMId == 0)
4338  return false;
4339 
4340  // Handle memory setting and copying functions.
4341  if (CMId == Builtin::BIstrlcpy || CMId == Builtin::BIstrlcat)
4342  CheckStrlcpycatArguments(TheCall, FnInfo);
4343  else if (CMId == Builtin::BIstrncat)
4344  CheckStrncatArguments(TheCall, FnInfo);
4345  else
4346  CheckMemaccessArguments(TheCall, CMId, FnInfo);
4347 
4348  return false;
4349 }
4350 
4351 bool Sema::CheckObjCMethodCall(ObjCMethodDecl *Method, SourceLocation lbrac,
4352  ArrayRef<const Expr *> Args) {
4353  VariadicCallType CallType =
4354  Method->isVariadic() ? VariadicMethod : VariadicDoesNotApply;
4355 
4356  checkCall(Method, nullptr, /*ThisArg=*/nullptr, Args,
4357  /*IsMemberFunction=*/false, lbrac, Method->getSourceRange(),
4358  CallType);
4359 
4360  return false;
4361 }
4362 
4363 bool Sema::CheckPointerCall(NamedDecl *NDecl, CallExpr *TheCall,
4364  const FunctionProtoType *Proto) {
4365  QualType Ty;
4366  if (const auto *V = dyn_cast<VarDecl>(NDecl))
4367  Ty = V->getType().getNonReferenceType();
4368  else if (const auto *F = dyn_cast<FieldDecl>(NDecl))
4369  Ty = F->getType().getNonReferenceType();
4370  else
4371  return false;
4372 
4373  if (!Ty->isBlockPointerType() && !Ty->isFunctionPointerType() &&
4374  !Ty->isFunctionProtoType())
4375  return false;
4376 
4377  VariadicCallType CallType;
4378  if (!Proto || !Proto->isVariadic()) {
4379  CallType = VariadicDoesNotApply;
4380  } else if (Ty->isBlockPointerType()) {
4381  CallType = VariadicBlock;
4382  } else { // Ty->isFunctionPointerType()
4383  CallType = VariadicFunction;
4384  }
4385 
4386  checkCall(NDecl, Proto, /*ThisArg=*/nullptr,
4387  llvm::makeArrayRef(TheCall->getArgs(), TheCall->getNumArgs()),
4388  /*IsMemberFunction=*/false, TheCall->getRParenLoc(),
4389  TheCall->getCallee()->getSourceRange(), CallType);
4390 
4391  return false;
4392 }
4393 
4394 /// Checks function calls when a FunctionDecl or a NamedDecl is not available,
4395 /// such as function pointers returned from functions.
4396 bool Sema::CheckOtherCall(CallExpr *TheCall, const FunctionProtoType *Proto) {
4397  VariadicCallType CallType = getVariadicCallType(/*FDecl=*/nullptr, Proto,
4398  TheCall->getCallee());
4399  checkCall(/*FDecl=*/nullptr, Proto, /*ThisArg=*/nullptr,
4400  llvm::makeArrayRef(TheCall->getArgs(), TheCall->getNumArgs()),
4401  /*IsMemberFunction=*/false, TheCall->getRParenLoc(),
4402  TheCall->getCallee()->getSourceRange(), CallType);
4403 
4404  return false;
4405 }
4406 
4407 static bool isValidOrderingForOp(int64_t Ordering, AtomicExpr::AtomicOp Op) {
4408  if (!llvm::isValidAtomicOrderingCABI(Ordering))
4409  return false;
4410 
4411  auto OrderingCABI = (llvm::AtomicOrderingCABI)Ordering;
4412  switch (Op) {
4413  case AtomicExpr::AO__c11_atomic_init:
4414  case AtomicExpr::AO__opencl_atomic_init:
4415  llvm_unreachable("There is no ordering argument for an init");
4416 
4417  case AtomicExpr::AO__c11_atomic_load:
4418  case AtomicExpr::AO__opencl_atomic_load:
4419  case AtomicExpr::AO__atomic_load_n:
4420  case AtomicExpr::AO__atomic_load:
4421  return OrderingCABI != llvm::AtomicOrderingCABI::release &&
4422  OrderingCABI != llvm::AtomicOrderingCABI::acq_rel;
4423 
4424  case AtomicExpr::AO__c11_atomic_store:
4425  case AtomicExpr::AO__opencl_atomic_store:
4426  case AtomicExpr::AO__atomic_store:
4427  case AtomicExpr::AO__atomic_store_n:
4428  return OrderingCABI != llvm::AtomicOrderingCABI::consume &&
4429  OrderingCABI != llvm::AtomicOrderingCABI::acquire &&
4430  OrderingCABI != llvm::AtomicOrderingCABI::acq_rel;
4431 
4432  default:
4433  return true;
4434  }
4435 }
4436 
4437 ExprResult Sema::SemaAtomicOpsOverloaded(ExprResult TheCallResult,
4438  AtomicExpr::AtomicOp Op) {
4439  CallExpr *TheCall = cast<CallExpr>(TheCallResult.get());
4440  DeclRefExpr *DRE =cast<DeclRefExpr>(TheCall->getCallee()->IgnoreParenCasts());
4441 
4442  // All the non-OpenCL operations take one of the following forms.
4443  // The OpenCL operations take the __c11 forms with one extra argument for
4444  // synchronization scope.
4445  enum {
4446  // C __c11_atomic_init(A *, C)
4447  Init,
4448 
4449  // C __c11_atomic_load(A *, int)
4450  Load,
4451 
4452  // void __atomic_load(A *, CP, int)
4453  LoadCopy,
4454 
4455  // void __atomic_store(A *, CP, int)
4456  Copy,
4457 
4458  // C __c11_atomic_add(A *, M, int)
4459  Arithmetic,
4460 
4461  // C __atomic_exchange_n(A *, CP, int)
4462  Xchg,
4463 
4464  // void __atomic_exchange(A *, C *, CP, int)
4465  GNUXchg,
4466 
4467  // bool __c11_atomic_compare_exchange_strong(A *, C *, CP, int, int)
4468  C11CmpXchg,
4469 
4470  // bool __atomic_compare_exchange(A *, C *, CP, bool, int, int)
4471  GNUCmpXchg
4472  } Form = Init;
4473 
4474  const unsigned NumForm = GNUCmpXchg + 1;
4475  const unsigned NumArgs[] = { 2, 2, 3, 3, 3, 3, 4, 5, 6 };
4476  const unsigned NumVals[] = { 1, 0, 1, 1, 1, 1, 2, 2, 3 };
4477  // where:
4478  // C is an appropriate type,
4479  // A is volatile _Atomic(C) for __c11 builtins and is C for GNU builtins,
4480  // CP is C for __c11 builtins and GNU _n builtins and is C * otherwise,
4481  // M is C if C is an integer, and ptrdiff_t if C is a pointer, and
4482  // the int parameters are for orderings.
4483 
4484  static_assert(sizeof(NumArgs)/sizeof(NumArgs[0]) == NumForm
4485  && sizeof(NumVals)/sizeof(NumVals[0]) == NumForm,
4486  "need to update code for modified forms");
4487  static_assert(AtomicExpr::AO__c11_atomic_init == 0 &&
4488  AtomicExpr::AO__c11_atomic_fetch_xor + 1 ==
4489  AtomicExpr::AO__atomic_load,
4490  "need to update code for modified C11 atomics");
4491  bool IsOpenCL = Op >= AtomicExpr::AO__opencl_atomic_init &&
4492  Op <= AtomicExpr::AO__opencl_atomic_fetch_max;
4493  bool IsC11 = (Op >= AtomicExpr::AO__c11_atomic_init &&
4494  Op <= AtomicExpr::AO__c11_atomic_fetch_xor) ||
4495  IsOpenCL;
4496  bool IsN = Op == AtomicExpr::AO__atomic_load_n ||
4497  Op == AtomicExpr::AO__atomic_store_n ||
4498  Op == AtomicExpr::AO__atomic_exchange_n ||
4499  Op == AtomicExpr::AO__atomic_compare_exchange_n;
4500  bool IsAddSub = false;
4501  bool IsMinMax = false;
4502 
4503  switch (Op) {
4504  case AtomicExpr::AO__c11_atomic_init:
4505  case AtomicExpr::AO__opencl_atomic_init:
4506  Form = Init;
4507  break;
4508 
4509  case AtomicExpr::AO__c11_atomic_load:
4510  case AtomicExpr::AO__opencl_atomic_load:
4511  case AtomicExpr::AO__atomic_load_n:
4512  Form = Load;
4513  break;
4514 
4515  case AtomicExpr::AO__atomic_load:
4516  Form = LoadCopy;
4517  break;
4518 
4519  case AtomicExpr::AO__c11_atomic_store:
4520  case AtomicExpr::AO__opencl_atomic_store:
4521  case AtomicExpr::AO__atomic_store:
4522  case AtomicExpr::AO__atomic_store_n:
4523  Form = Copy;
4524  break;
4525 
4526  case AtomicExpr::AO__c11_atomic_fetch_add:
4527  case AtomicExpr::AO__c11_atomic_fetch_sub:
4528  case AtomicExpr::AO__opencl_atomic_fetch_add:
4529  case AtomicExpr::AO__opencl_atomic_fetch_sub:
4530  case AtomicExpr::AO__opencl_atomic_fetch_min:
4531  case AtomicExpr::AO__opencl_atomic_fetch_max:
4532  case AtomicExpr::AO__atomic_fetch_add:
4533  case AtomicExpr::AO__atomic_fetch_sub:
4534  case AtomicExpr::AO__atomic_add_fetch:
4535  case AtomicExpr::AO__atomic_sub_fetch:
4536  IsAddSub = true;
4537  LLVM_FALLTHROUGH;
4538  case AtomicExpr::AO__c11_atomic_fetch_and:
4539  case AtomicExpr::AO__c11_atomic_fetch_or:
4540  case AtomicExpr::AO__c11_atomic_fetch_xor:
4541  case AtomicExpr::AO__opencl_atomic_fetch_and:
4542  case AtomicExpr::AO__opencl_atomic_fetch_or:
4543  case AtomicExpr::AO__opencl_atomic_fetch_xor:
4544  case AtomicExpr::AO__atomic_fetch_and:
4545  case AtomicExpr::AO__atomic_fetch_or:
4546  case AtomicExpr::AO__atomic_fetch_xor:
4547  case AtomicExpr::AO__atomic_fetch_nand:
4548  case AtomicExpr::AO__atomic_and_fetch:
4549  case AtomicExpr::AO__atomic_or_fetch:
4550  case AtomicExpr::AO__atomic_xor_fetch:
4551  case AtomicExpr::AO__atomic_nand_fetch:
4552  Form = Arithmetic;
4553  break;
4554 
4555  case AtomicExpr::AO__atomic_fetch_min:
4556  case AtomicExpr::AO__atomic_fetch_max:
4557  IsMinMax = true;
4558  Form = Arithmetic;
4559  break;
4560 
4561  case AtomicExpr::AO__c11_atomic_exchange:
4562  case AtomicExpr::AO__opencl_atomic_exchange:
4563  case AtomicExpr::AO__atomic_exchange_n:
4564  Form = Xchg;
4565  break;
4566 
4567  case AtomicExpr::AO__atomic_exchange:
4568  Form = GNUXchg;
4569  break;
4570 
4571  case AtomicExpr::AO__c11_atomic_compare_exchange_strong:
4572  case AtomicExpr::AO__c11_atomic_compare_exchange_weak:
4573  case AtomicExpr::AO__opencl_atomic_compare_exchange_strong:
4574  case AtomicExpr::AO__opencl_atomic_compare_exchange_weak:
4575  Form = C11CmpXchg;
4576  break;
4577 
4578  case AtomicExpr::AO__atomic_compare_exchange:
4579  case AtomicExpr::AO__atomic_compare_exchange_n:
4580  Form = GNUCmpXchg;
4581  break;
4582  }
4583 
4584  unsigned AdjustedNumArgs = NumArgs[Form];
4585  if (IsOpenCL && Op != AtomicExpr::AO__opencl_atomic_init)
4586  ++AdjustedNumArgs;
4587  // Check we have the right number of arguments.
4588  if (TheCall->getNumArgs() < AdjustedNumArgs) {
4589  Diag(TheCall->getEndLoc(), diag::err_typecheck_call_too_few_args)
4590  << 0 << AdjustedNumArgs << TheCall->getNumArgs()
4591  << TheCall->getCallee()->getSourceRange();
4592  return ExprError();
4593  } else if (TheCall->getNumArgs() > AdjustedNumArgs) {
4594  Diag(TheCall->getArg(AdjustedNumArgs)->getBeginLoc(),
4595  diag::err_typecheck_call_too_many_args)
4596  << 0 << AdjustedNumArgs << TheCall->getNumArgs()
4597  << TheCall->getCallee()->getSourceRange();
4598  return ExprError();
4599  }
4600 
4601  // Inspect the first argument of the atomic operation.
4602  Expr *Ptr = TheCall->getArg(0);
4603  ExprResult ConvertedPtr = DefaultFunctionArrayLvalueConversion(Ptr);
4604  if (ConvertedPtr.isInvalid())
4605  return ExprError();
4606 
4607  Ptr = ConvertedPtr.get();
4608  const PointerType *pointerType = Ptr->getType()->getAs<PointerType>();
4609  if (!pointerType) {
4610  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_must_be_pointer)
4611  << Ptr->getType() << Ptr->getSourceRange();
4612  return ExprError();
4613  }
4614 
4615  // For a __c11 builtin, this should be a pointer to an _Atomic type.
4616  QualType AtomTy = pointerType->getPointeeType(); // 'A'
4617  QualType ValType = AtomTy; // 'C'
4618  if (IsC11) {
4619  if (!AtomTy->isAtomicType()) {
4620  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_atomic)
4621  << Ptr->getType() << Ptr->getSourceRange();
4622  return ExprError();
4623  }
4624  if ((Form != Load && Form != LoadCopy && AtomTy.isConstQualified()) ||
4626  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_non_const_atomic)
4627  << (AtomTy.isConstQualified() ? 0 : 1) << Ptr->getType()
4628  << Ptr->getSourceRange();
4629  return ExprError();
4630  }
4631  ValType = AtomTy->getAs<AtomicType>()->getValueType();
4632  } else if (Form != Load && Form != LoadCopy) {
4633  if (ValType.isConstQualified()) {
4634  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_non_const_pointer)
4635  << Ptr->getType() << Ptr->getSourceRange();
4636  return ExprError();
4637  }
4638  }
4639 
4640  // For an arithmetic operation, the implied arithmetic must be well-formed.
4641  if (Form == Arithmetic) {
4642  // gcc does not enforce these rules for GNU atomics, but we do so for sanity.
4643  if (IsAddSub && !ValType->isIntegerType()
4644  && !ValType->isPointerType()) {
4645  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_atomic_int_or_ptr)
4646  << IsC11 << Ptr->getType() << Ptr->getSourceRange();
4647  return ExprError();
4648  }
4649  if (IsMinMax) {
4650  const BuiltinType *BT = ValType->getAs<BuiltinType>();
4651  if (!BT || (BT->getKind() != BuiltinType::Int &&
4652  BT->getKind() != BuiltinType::UInt)) {
4653  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_int32_or_ptr);
4654  return ExprError();
4655  }
4656  }
4657  if (!IsAddSub && !IsMinMax && !ValType->isIntegerType()) {
4658  Diag(DRE->getBeginLoc(), diag::err_atomic_op_bitwise_needs_atomic_int)
4659  << IsC11 << Ptr->getType() << Ptr->getSourceRange();
4660  return ExprError();
4661  }
4662  if (IsC11 && ValType->isPointerType() &&
4663  RequireCompleteType(Ptr->getBeginLoc(), ValType->getPointeeType(),
4664  diag::err_incomplete_type)) {
4665  return ExprError();
4666  }
4667  } else if (IsN && !ValType->isIntegerType() && !ValType->isPointerType()) {
4668  // For __atomic_*_n operations, the value type must be a scalar integral or
4669  // pointer type which is 1, 2, 4, 8 or 16 bytes in length.
4670  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_atomic_int_or_ptr)
4671  << IsC11 << Ptr->getType() << Ptr->getSourceRange();
4672  return ExprError();
4673  }
4674 
4675  if (!IsC11 && !AtomTy.isTriviallyCopyableType(Context) &&
4676  !AtomTy->isScalarType()) {
4677  // For GNU atomics, require a trivially-copyable type. This is not part of
4678  // the GNU atomics specification, but we enforce it for sanity.
4679  Diag(DRE->getBeginLoc(), diag::err_atomic_op_needs_trivial_copy)
4680  << Ptr->getType() << Ptr->getSourceRange();
4681  return ExprError();
4682  }
4683 
4684  switch (ValType.getObjCLifetime()) {
4685  case Qualifiers::OCL_None:
4687  // okay
4688  break;
4689 
4690  case Qualifiers::OCL_Weak:
4693  // FIXME: Can this happen? By this point, ValType should be known
4694  // to be trivially copyable.
4695  Diag(DRE->getBeginLoc(), diag::err_arc_atomic_ownership)
4696  << ValType << Ptr->getSourceRange();
4697  return ExprError();
4698  }
4699 
4700  // All atomic operations have an overload which takes a pointer to a volatile
4701  // 'A'. We shouldn't let the volatile-ness of the pointee-type inject itself
4702  // into the result or the other operands. Similarly atomic_load takes a
4703  // pointer to a const 'A'.
4704  ValType.removeLocalVolatile();
4705  ValType.removeLocalConst();
4706  QualType ResultType = ValType;
4707  if (Form == Copy || Form == LoadCopy || Form == GNUXchg ||
4708  Form == Init)
4709  ResultType = Context.VoidTy;
4710  else if (Form == C11CmpXchg || Form == GNUCmpXchg)
4711  ResultType = Context.BoolTy;
4712 
4713  // The type of a parameter passed 'by value'. In the GNU atomics, such
4714  // arguments are actually passed as pointers.
4715  QualType ByValType = ValType; // 'CP'
4716  bool IsPassedByAddress = false;
4717  if (!IsC11 && !IsN) {
4718  ByValType = Ptr->getType();
4719  IsPassedByAddress = true;
4720  }
4721 
4722  // The first argument's non-CV pointer type is used to deduce the type of
4723  // subsequent arguments, except for:
4724  // - weak flag (always converted to bool)
4725  // - memory order (always converted to int)
4726  // - scope (always converted to int)
4727  for (unsigned i = 0; i != TheCall->getNumArgs(); ++i) {
4728  QualType Ty;
4729  if (i < NumVals[Form] + 1) {
4730  switch (i) {
4731  case 0:
4732  // The first argument is always a pointer. It has a fixed type.
4733  // It is always dereferenced, a nullptr is undefined.
4734  CheckNonNullArgument(*this, TheCall->getArg(i), DRE->getBeginLoc());
4735  // Nothing else to do: we already know all we want about this pointer.
4736  continue;
4737  case 1:
4738  // The second argument is the non-atomic operand. For arithmetic, this
4739  // is always passed by value, and for a compare_exchange it is always
4740  // passed by address. For the rest, GNU uses by-address and C11 uses
4741  // by-value.
4742  assert(Form != Load);
4743  if (Form == Init || (Form == Arithmetic && ValType->isIntegerType()))
4744  Ty = ValType;
4745  else if (Form == Copy || Form == Xchg) {
4746  if (IsPassedByAddress)
4747  // The value pointer is always dereferenced, a nullptr is undefined.
4748  CheckNonNullArgument(*this, TheCall->getArg(i), DRE->getBeginLoc());
4749  Ty = ByValType;
4750  } else if (Form == Arithmetic)
4751  Ty = Context.getPointerDiffType();
4752  else {
4753  Expr *ValArg = TheCall->getArg(i);
4754  // The value pointer is always dereferenced, a nullptr is undefined.
4755  CheckNonNullArgument(*this, ValArg, DRE->getBeginLoc());
4756  LangAS AS = LangAS::Default;
4757  // Keep address space of non-atomic pointer type.
4758  if (const PointerType *PtrTy =
4759  ValArg->getType()->getAs<PointerType>()) {
4760  AS = PtrTy->getPointeeType().getAddressSpace();
4761  }
4762  Ty = Context.getPointerType(
4763  Context.getAddrSpaceQualType(ValType.getUnqualifiedType(), AS));
4764  }
4765  break;
4766  case 2:
4767  // The third argument to compare_exchange / GNU exchange is the desired
4768  // value, either by-value (for the C11 and *_n variant) or as a pointer.
4769  if (IsPassedByAddress)
4770  CheckNonNullArgument(*this, TheCall->getArg(i), DRE->getBeginLoc());
4771  Ty = ByValType;
4772  break;
4773  case 3:
4774  // The fourth argument to GNU compare_exchange is a 'weak' flag.
4775  Ty = Context.BoolTy;
4776  break;
4777  }
4778  } else {
4779  // The order(s) and scope are always converted to int.
4780  Ty = Context.IntTy;
4781  }
4782 
4783  InitializedEntity Entity =
4784  InitializedEntity::InitializeParameter(Context, Ty, false);
4785  ExprResult Arg = TheCall->getArg(i);
4786  Arg = PerformCopyInitialization(Entity, SourceLocation(), Arg);
4787  if (Arg.isInvalid())
4788  return true;
4789  TheCall->setArg(i, Arg.get());
4790  }
4791 
4792  // Permute the arguments into a 'consistent' order.
4793  SmallVector<Expr*, 5> SubExprs;
4794  SubExprs.push_back(Ptr);
4795  switch (Form) {
4796  case Init:
4797  // Note, AtomicExpr::getVal1() has a special case for this atomic.
4798  SubExprs.push_back(TheCall->getArg(1)); // Val1
4799  break;
4800  case Load:
4801  SubExprs.push_back(TheCall->getArg(1)); // Order
4802  break;
4803  case LoadCopy:
4804  case Copy:
4805  case Arithmetic:
4806  case Xchg:
4807  SubExprs.push_back(TheCall->getArg(2)); // Order
4808  SubExprs.push_back(TheCall->getArg(1)); // Val1
4809  break;
4810  case GNUXchg:
4811  // Note, AtomicExpr::getVal2() has a special case for this atomic.
4812  SubExprs.push_back(TheCall->getArg(3)); // Order
4813  SubExprs.push_back(TheCall->getArg(1)); // Val1
4814  SubExprs.push_back(TheCall->getArg(2)); // Val2
4815  break;
4816  case C11CmpXchg:
4817  SubExprs.push_back(TheCall->getArg(3)); // Order
4818  SubExprs.push_back(TheCall->getArg(1)); // Val1
4819  SubExprs.push_back(TheCall->getArg(4)); // OrderFail
4820  SubExprs.push_back(TheCall->getArg(2)); // Val2
4821  break;
4822  case GNUCmpXchg:
4823  SubExprs.push_back(TheCall->getArg(4)); // Order
4824  SubExprs.push_back(TheCall->getArg(1)); // Val1
4825  SubExprs.push_back(TheCall->getArg(5)); // OrderFail
4826  SubExprs.push_back(TheCall->getArg(2)); // Val2
4827  SubExprs.push_back(TheCall->getArg(3)); // Weak
4828  break;
4829  }
4830 
4831  if (SubExprs.size() >= 2 && Form != Init) {
4832  llvm::APSInt Result(32);
4833  if (SubExprs[1]->isIntegerConstantExpr(Result, Context) &&
4834  !isValidOrderingForOp(Result.getSExtValue(), Op))
4835  Diag(SubExprs[1]->getBeginLoc(),
4836  diag::warn_atomic_op_has_invalid_memory_order)
4837  << SubExprs[1]->getSourceRange();
4838  }
4839 
4840  if (auto ScopeModel = AtomicExpr::getScopeModel(Op)) {
4841  auto *Scope = TheCall->getArg(TheCall->getNumArgs() - 1);
4842  llvm::APSInt Result(32);
4843  if (Scope->isIntegerConstantExpr(Result, Context) &&
4844  !ScopeModel->isValid(Result.getZExtValue())) {
4845  Diag(Scope->getBeginLoc(), diag::err_atomic_op_has_invalid_synch_scope)
4846  << Scope->getSourceRange();
4847  }
4848  SubExprs.push_back(Scope);
4849  }
4850 
4851  AtomicExpr *AE =
4852  new (Context) AtomicExpr(TheCall->getCallee()->getBeginLoc(), SubExprs,
4853  ResultType, Op, TheCall->getRParenLoc());
4854 
4855  if ((Op == AtomicExpr::AO__c11_atomic_load ||
4856  Op == AtomicExpr::AO__c11_atomic_store ||
4857  Op == AtomicExpr::AO__opencl_atomic_load ||
4858  Op == AtomicExpr::AO__opencl_atomic_store ) &&
4859  Context.AtomicUsesUnsupportedLibcall(AE))
4860  Diag(AE->getBeginLoc(), diag::err_atomic_load_store_uses_lib)
4861  << ((Op == AtomicExpr::AO__c11_atomic_load ||
4862  Op == AtomicExpr::AO__opencl_atomic_load)
4863  ? 0
4864  : 1);
4865 
4866  return AE;
4867 }
4868 
4869 /// checkBuiltinArgument - Given a call to a builtin function, perform
4870 /// normal type-checking on the given argument, updating the call in
4871 /// place. This is useful when a builtin function requires custom
4872 /// type-checking for some of its arguments but not necessarily all of
4873 /// them.
4874 ///
4875 /// Returns true on error.
4876 static bool checkBuiltinArgument(Sema &S, CallExpr *E, unsigned ArgIndex) {
4877  FunctionDecl *Fn = E->getDirectCallee();
4878  assert(Fn && "builtin call without direct callee!");
4879 
4880  ParmVarDecl *Param = Fn->getParamDecl(ArgIndex);
4881  InitializedEntity Entity =
4883 
4884  ExprResult Arg = E->getArg(0);
4885  Arg = S.PerformCopyInitialization(Entity, SourceLocation(), Arg);
4886  if (Arg.isInvalid())
4887  return true;
4888 
4889  E->setArg(ArgIndex, Arg.get());
4890  return false;
4891 }
4892 
4893 /// We have a call to a function like __sync_fetch_and_add, which is an
4894 /// overloaded function based on the pointer type of its first argument.
4895 /// The main BuildCallExpr routines have already promoted the types of
4896 /// arguments because all of these calls are prototyped as void(...).
4897 ///
4898 /// This function goes through and does final semantic checking for these
4899 /// builtins, as well as generating any warnings.
4900 ExprResult
4901 Sema::SemaBuiltinAtomicOverloaded(ExprResult TheCallResult) {
4902  CallExpr *TheCall = static_cast<CallExpr *>(TheCallResult.get());
4903  Expr *Callee = TheCall->getCallee();
4904  DeclRefExpr *DRE = cast<DeclRefExpr>(Callee->IgnoreParenCasts());
4905  FunctionDecl *FDecl = cast<FunctionDecl>(DRE->getDecl());
4906 
4907  // Ensure that we have at least one argument to do type inference from.
4908  if (TheCall->getNumArgs() < 1) {
4909  Diag(TheCall->getEndLoc(), diag::err_typecheck_call_too_few_args_at_least)
4910  << 0 << 1 << TheCall->getNumArgs() << Callee->getSourceRange();
4911  return ExprError();
4912  }
4913 
4914  // Inspect the first argument of the atomic builtin. This should always be
4915  // a pointer type, whose element is an integral scalar or pointer type.
4916  // Because it is a pointer type, we don't have to worry about any implicit
4917  // casts here.
4918  // FIXME: We don't allow floating point scalars as input.
4919  Expr *FirstArg = TheCall->getArg(0);
4920  ExprResult FirstArgResult = DefaultFunctionArrayLvalueConversion(FirstArg);
4921  if (FirstArgResult.isInvalid())
4922  return ExprError();
4923  FirstArg = FirstArgResult.get();
4924  TheCall->setArg(0, FirstArg);
4925 
4926  const PointerType *pointerType = FirstArg->getType()->getAs<PointerType>();
4927  if (!pointerType) {
4928  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_must_be_pointer)
4929  << FirstArg->getType() << FirstArg->getSourceRange();
4930  return ExprError();
4931  }
4932 
4933  QualType ValType = pointerType->getPointeeType();
4934  if (!ValType->isIntegerType() && !ValType->isAnyPointerType() &&
4935  !ValType->isBlockPointerType()) {
4936  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_must_be_pointer_intptr)
4937  << FirstArg->getType() << FirstArg->getSourceRange();
4938  return ExprError();
4939  }
4940 
4941  if (ValType.isConstQualified()) {
4942  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_cannot_be_const)
4943  << FirstArg->getType() << FirstArg->getSourceRange();
4944  return ExprError();
4945  }
4946 
4947  switch (ValType.getObjCLifetime()) {
4948  case Qualifiers::OCL_None:
4950  // okay
4951  break;
4952 
4953  case Qualifiers::OCL_Weak:
4956  Diag(DRE->getBeginLoc(), diag::err_arc_atomic_ownership)
4957  << ValType << FirstArg->getSourceRange();
4958  return ExprError();
4959  }
4960 
4961  // Strip any qualifiers off ValType.
4962  ValType = ValType.getUnqualifiedType();
4963 
4964  // The majority of builtins return a value, but a few have special return
4965  // types, so allow them to override appropriately below.
4966  QualType ResultType = ValType;
4967 
4968  // We need to figure out which concrete builtin this maps onto. For example,
4969  // __sync_fetch_and_add with a 2 byte object turns into
4970  // __sync_fetch_and_add_2.
4971 #define BUILTIN_ROW(x) \
4972  { Builtin::BI##x##_1, Builtin::BI##x##_2, Builtin::BI##x##_4, \
4973  Builtin::BI##x##_8, Builtin::BI##x##_16 }
4974 
4975  static const unsigned BuiltinIndices[][5] = {
4976  BUILTIN_ROW(__sync_fetch_and_add),
4977  BUILTIN_ROW(__sync_fetch_and_sub),
4978  BUILTIN_ROW(__sync_fetch_and_or),
4979  BUILTIN_ROW(__sync_fetch_and_and),
4980  BUILTIN_ROW(__sync_fetch_and_xor),
4981  BUILTIN_ROW(__sync_fetch_and_nand),
4982 
4983  BUILTIN_ROW(__sync_add_and_fetch),
4984  BUILTIN_ROW(__sync_sub_and_fetch),
4985  BUILTIN_ROW(__sync_and_and_fetch),
4986  BUILTIN_ROW(__sync_or_and_fetch),
4987  BUILTIN_ROW(__sync_xor_and_fetch),
4988  BUILTIN_ROW(__sync_nand_and_fetch),
4989 
4990  BUILTIN_ROW(__sync_val_compare_and_swap),
4991  BUILTIN_ROW(__sync_bool_compare_and_swap),
4992  BUILTIN_ROW(__sync_lock_test_and_set),
4993  BUILTIN_ROW(__sync_lock_release),
4994  BUILTIN_ROW(__sync_swap)
4995  };
4996 #undef BUILTIN_ROW
4997 
4998  // Determine the index of the size.
4999  unsigned SizeIndex;
5000  switch (Context.getTypeSizeInChars(ValType).getQuantity()) {
5001  case 1: SizeIndex = 0; break;
5002  case 2: SizeIndex = 1; break;
5003  case 4: SizeIndex = 2; break;
5004  case 8: SizeIndex = 3; break;
5005  case 16: SizeIndex = 4; break;
5006  default:
5007  Diag(DRE->getBeginLoc(), diag::err_atomic_builtin_pointer_size)
5008  << FirstArg->getType() << FirstArg->getSourceRange();
5009  return ExprError();
5010  }
5011 
5012  // Each of these builtins has one pointer argument, followed by some number of
5013  // values (0, 1 or 2) followed by a potentially empty varags list of stuff
5014  // that we ignore. Find out which row of BuiltinIndices to read from as well
5015  // as the number of fixed args.
5016  unsigned BuiltinID = FDecl->getBuiltinID();
5017  unsigned BuiltinIndex, NumFixed = 1;
5018  bool WarnAboutSemanticsChange = false;
5019  switch (BuiltinID) {
5020  default: llvm_unreachable("Unknown overloaded atomic builtin!");
5021  case Builtin::BI__sync_fetch_and_add:
5022  case Builtin::BI__sync_fetch_and_add_1:
5023  case Builtin::BI__sync_fetch_and_add_2:
5024  case Builtin::BI__sync_fetch_and_add_4:
5025  case Builtin::BI__sync_fetch_and_add_8:
5026  case Builtin::BI__sync_fetch_and_add_16:
5027  BuiltinIndex = 0;
5028  break;
5029 
5030  case Builtin::BI__sync_fetch_and_sub:
5031  case Builtin::BI__sync_fetch_and_sub_1:
5032  case Builtin::BI__sync_fetch_and_sub_2:
5033  case Builtin::BI__sync_fetch_and_sub_4:
5034  case Builtin::BI__sync_fetch_and_sub_8:
5035  case Builtin::BI__sync_fetch_and_sub_16:
5036  BuiltinIndex = 1;
5037  break;
5038 
5039  case Builtin::BI__sync_fetch_and_or:
5040  case Builtin::BI__sync_fetch_and_or_1:
5041  case Builtin::BI__sync_fetch_and_or_2:
5042  case Builtin::BI__sync_fetch_and_or_4:
5043  case Builtin::BI__sync_fetch_and_or_8:
5044  case Builtin::BI__sync_fetch_and_or_16:
5045  BuiltinIndex = 2;
5046  break;
5047 
5048  case Builtin::BI__sync_fetch_and_and:
5049  case Builtin::BI__sync_fetch_and_and_1:
5050  case Builtin::BI__sync_fetch_and_and_2:
5051  case Builtin::BI__sync_fetch_and_and_4:
5052  case Builtin::BI__sync_fetch_and_and_8:
5053  case Builtin::BI__sync_fetch_and_and_16:
5054  BuiltinIndex = 3;
5055  break;
5056 
5057  case Builtin::BI__sync_fetch_and_xor:
5058  case Builtin::BI__sync_fetch_and_xor_1:
5059  case Builtin::BI__sync_fetch_and_xor_2:
5060  case Builtin::BI__sync_fetch_and_xor_4:
5061  case Builtin::BI__sync_fetch_and_xor_8:
5062  case Builtin::BI__sync_fetch_and_xor_16:
5063  BuiltinIndex = 4;
5064  break;
5065 
5066  case Builtin::BI__sync_fetch_and_nand:
5067  case Builtin::BI__sync_fetch_and_nand_1:
5068  case Builtin::BI__sync_fetch_and_nand_2:
5069  case Builtin::BI__sync_fetch_and_nand_4:
5070  case Builtin::BI__sync_fetch_and_nand_8:
5071  case Builtin::BI__sync_fetch_and_nand_16:
5072  BuiltinIndex = 5;
5073  WarnAboutSemanticsChange = true;
5074  break;
5075 
5076  case Builtin::BI__sync_add_and_fetch:
5077  case Builtin::BI__sync_add_and_fetch_1:
5078  case Builtin::BI__sync_add_and_fetch_2:
5079  case Builtin::BI__sync_add_and_fetch_4:
5080  case Builtin::BI__sync_add_and_fetch_8:
5081  case Builtin::BI__sync_add_and_fetch_16:
5082  BuiltinIndex = 6;
5083  break;
5084 
5085  case Builtin::BI__sync_sub_and_fetch:
5086  case Builtin::BI__sync_sub_and_fetch_1:
5087  case Builtin::BI__sync_sub_and_fetch_2:
5088  case Builtin::BI__sync_sub_and_fetch_4:
5089  case Builtin::BI__sync_sub_and_fetch_8:
5090  case Builtin::BI__sync_sub_and_fetch_16:
5091  BuiltinIndex = 7;
5092  break;
5093 
5094  case Builtin::BI__sync_and_and_fetch:
5095  case Builtin::BI__sync_and_and_fetch_1:
5096  case Builtin::BI__sync_and_and_fetch_2:
5097  case Builtin::BI__sync_and_and_fetch_4:
5098  case Builtin::BI__sync_and_and_fetch_8:
5099  case Builtin::BI__sync_and_and_fetch_16:
5100  BuiltinIndex = 8;
5101  break;
5102 
5103  case Builtin::BI__sync_or_and_fetch:
5104  case Builtin::BI__sync_or_and_fetch_1:
5105  case Builtin::BI__sync_or_and_fetch_2:
5106  case Builtin::BI__sync_or_and_fetch_4:
5107  case Builtin::BI__sync_or_and_fetch_8:
5108  case Builtin::BI__sync_or_and_fetch_16:
5109  BuiltinIndex = 9;
5110  break;
5111 
5112  case Builtin::BI__sync_xor_and_fetch:
5113  case Builtin::BI__sync_xor_and_fetch_1:
5114  case Builtin::BI__sync_xor_and_fetch_2:
5115  case Builtin::BI__sync_xor_and_fetch_4:
5116  case Builtin::BI__sync_xor_and_fetch_8:
5117  case Builtin::BI__sync_xor_and_fetch_16:
5118  BuiltinIndex = 10;
5119  break;
5120 
5121  case Builtin::BI__sync_nand_and_fetch:
5122  case Builtin::BI__sync_nand_and_fetch_1:
5123  case Builtin::BI__sync_nand_and_fetch_2:
5124  case Builtin::BI__sync_nand_and_fetch_4:
5125  case Builtin::BI__sync_nand_and_fetch_8:
5126  case Builtin::BI__sync_nand_and_fetch_16:
5127  BuiltinIndex = 11;
5128  WarnAboutSemanticsChange = true;
5129  break;
5130 
5131  case Builtin::BI__sync_val_compare_and_swap:
5132  case Builtin::BI__sync_val_compare_and_swap_1:
5133  case Builtin::BI__sync_val_compare_and_swap_2:
5134  case Builtin::BI__sync_val_compare_and_swap_4:
5135  case Builtin::BI__sync_val_compare_and_swap_8:
5136  case Builtin::BI__sync_val_compare_and_swap_16:
5137  BuiltinIndex = 12;
5138  NumFixed = 2;
5139  break;
5140 
5141  case Builtin::BI__sync_bool_compare_and_swap:
5142  case Builtin::BI__sync_bool_compare_and_swap_1:
5143  case Builtin::BI__sync_bool_compare_and_swap_2:
5144  case Builtin::BI__sync_bool_compare_and_swap_4:
5145  case Builtin::BI__sync_bool_compare_and_swap_8:
5146  case Builtin::BI__sync_bool_compare_and_swap_16:
5147  BuiltinIndex = 13;
5148  NumFixed = 2;
5149  ResultType = Context.BoolTy;
5150  break;
5151 
5152  case Builtin::BI__sync_lock_test_and_set:
5153  case Builtin::BI__sync_lock_test_and_set_1:
5154  case Builtin::BI__sync_lock_test_and_set_2:
5155  case Builtin::BI__sync_lock_test_and_set_4:
5156  case Builtin::BI__sync_lock_test_and_set_8:
5157  case Builtin::BI__sync_lock_test_and_set_16:
5158  BuiltinIndex = 14;
5159  break;
5160 
5161  case Builtin::BI__sync_lock_release:
5162  case Builtin::BI__sync_lock_release_1:
5163  case Builtin::BI__sync_lock_release_2:
5164  case Builtin::BI__sync_lock_release_4:
5165  case Builtin::BI__sync_lock_release_8:
5166  case Builtin::BI__sync_lock_release_16:
5167  BuiltinIndex = 15;
5168  NumFixed = 0;
5169  ResultType = Context.VoidTy;
5170  break;
5171 
5172  case Builtin::BI__sync_swap:
5173  case Builtin::BI__sync_swap_1:
5174  case Builtin::BI__sync_swap_2:
5175  case Builtin::BI__sync_swap_4:
5176  case Builtin::BI__sync_swap_8:
5177  case Builtin::BI__sync_swap_16:
5178  BuiltinIndex = 16;
5179  break;
5180  }
5181 
5182  // Now that we know how many fixed arguments we expect, first check that we
5183  // have at least that many.
5184  if (TheCall->getNumArgs() < 1+NumFixed) {
5185  Diag(TheCall->getEndLoc(), diag::err_typecheck_call_too_few_args_at_least)
5186  << 0 << 1 + NumFixed << TheCall->getNumArgs()
5187  << Callee->getSourceRange();
5188  return ExprError();
5189  }
5190 
5191  Diag(TheCall->getEndLoc(), diag::warn_atomic_implicit_seq_cst)
5192  << Callee->getSourceRange();
5193 
5194  if (WarnAboutSemanticsChange) {
5195  Diag(TheCall->getEndLoc(), diag::warn_sync_fetch_and_nand_semantics_change)
5196  << Callee->getSourceRange();
5197  }
5198 
5199  // Get the decl for the concrete builtin from this, we can tell what the
5200  // concrete integer type we should convert to is.
5201  unsigned NewBuiltinID = BuiltinIndices[BuiltinIndex][SizeIndex];
5202  const char *NewBuiltinName = Context.BuiltinInfo.getName(NewBuiltinID);
5203  FunctionDecl *NewBuiltinDecl;
5204  if (NewBuiltinID == BuiltinID)
5205  NewBuiltinDecl = FDecl;
5206  else {
5207  // Perform builtin lookup to avoid redeclaring it.
5208  DeclarationName DN(&Context.Idents.get(NewBuiltinName));
5209  LookupResult Res(*this, DN, DRE->getBeginLoc(), LookupOrdinaryName);
5210  LookupName(Res, TUScope, /*AllowBuiltinCreation=*/true);
5211  assert(Res.getFoundDecl());
5212  NewBuiltinDecl = dyn_cast<FunctionDecl>(Res.getFoundDecl());
5213  if (!NewBuiltinDecl)
5214  return ExprError();
5215  }
5216 
5217  // The first argument --- the pointer --- has a fixed type; we
5218  // deduce the types of the rest of the arguments accordingly. Walk
5219  // the remaining arguments, converting them to the deduced value type.
5220  for (unsigned i = 0; i != NumFixed; ++i) {
5221  ExprResult Arg = TheCall->getArg(i+1);
5222 
5223  // GCC does an implicit conversion to the pointer or integer ValType. This
5224  // can fail in some cases (1i -> int**), check for this error case now.
5225  // Initialize the argument.
5227  ValType, /*consume*/ false);
5228  Arg = PerformCopyInitialization(Entity, SourceLocation(), Arg);
5229  if (Arg.isInvalid())
5230  return ExprError();
5231 
5232  // Okay, we have something that *can* be converted to the right type. Check
5233  // to see if there is a potentially weird extension going on here. This can
5234  // happen when you do an atomic operation on something like an char* and
5235  // pass in 42. The 42 gets converted to char. This is even more strange
5236  // for things like 45.123 -> char, etc.
5237  // FIXME: Do this check.
5238  TheCall->setArg(i+1, Arg.get());
5239  }
5240 
5241  // Create a new DeclRefExpr to refer to the new decl.
5242  DeclRefExpr *NewDRE = DeclRefExpr::Create(
5243  Context, DRE->getQualifierLoc(), SourceLocation(), NewBuiltinDecl,
5244  /*enclosing*/ false, DRE->getLocation(), Context.BuiltinFnTy,
5245  DRE->getValueKind(), nullptr, nullptr, DRE->isNonOdrUse());
5246 
5247  // Set the callee in the CallExpr.
5248  // FIXME: This loses syntactic information.
5249  QualType CalleePtrTy = Context.getPointerType(NewBuiltinDecl->getType());
5250  ExprResult PromotedCall = ImpCastExprToType(NewDRE, CalleePtrTy,
5251  CK_BuiltinFnToFnPtr);
5252  TheCall->setCallee(PromotedCall.get());
5253 
5254  // Change the result type of the call to match the original value type. This
5255  // is arbitrary, but the codegen for these builtins ins design to handle it
5256  // gracefully.
5257  TheCall->setType(ResultType);
5258 
5259  return TheCallResult;
5260 }
5261 
5262 /// SemaBuiltinNontemporalOverloaded - We have a call to
5263 /// __builtin_nontemporal_store or __builtin_nontemporal_load, which is an
5264 /// overloaded function based on the pointer type of its last argument.
5265 ///
5266 /// This function goes through and does final semantic checking for these
5267 /// builtins.
5268 ExprResult Sema::SemaBuiltinNontemporalOverloaded(ExprResult TheCallResult) {
5269  CallExpr *TheCall = (CallExpr *)TheCallResult.get();
5270  DeclRefExpr *DRE =
5271  cast<DeclRefExpr>(TheCall->getCallee()->IgnoreParenCasts());
5272  FunctionDecl *FDecl = cast<FunctionDecl>(DRE->getDecl());
5273  unsigned BuiltinID = FDecl->getBuiltinID();
5274  assert((BuiltinID == Builtin::BI__builtin_nontemporal_store ||
5275  BuiltinID == Builtin::BI__builtin_nontemporal_load) &&
5276  "Unexpected nontemporal load/store builtin!");
5277  bool isStore = BuiltinID == Builtin::BI__builtin_nontemporal_store;
5278  unsigned numArgs = isStore ? 2 : 1;
5279 
5280  // Ensure that we have the proper number of arguments.
5281  if (checkArgCount(*this, TheCall, numArgs))
5282  return ExprError();
5283 
5284  // Inspect the last argument of the nontemporal builtin. This should always
5285  // be a pointer type, from which we imply the type of the memory access.
5286  // Because it is a pointer type, we don't have to worry about any implicit
5287  // casts here.
5288  Expr *PointerArg = TheCall->getArg(numArgs - 1);
5289  ExprResult PointerArgResult =
5290  DefaultFunctionArrayLvalueConversion(PointerArg);
5291 
5292  if (PointerArgResult.isInvalid())
5293  return ExprError();
5294  PointerArg = PointerArgResult.get();
5295  TheCall->setArg(numArgs - 1, PointerArg);
5296 
5297  const PointerType *pointerType = PointerArg->getType()->getAs<PointerType>();
5298  if (!pointerType) {
5299  Diag(DRE->getBeginLoc(), diag::err_nontemporal_builtin_must_be_pointer)
5300  << PointerArg->getType() << PointerArg->getSourceRange();
5301  return ExprError();
5302  }
5303 
5304  QualType ValType = pointerType->getPointeeType();
5305 
5306  // Strip any qualifiers off ValType.
5307  ValType = ValType.getUnqualifiedType();
5308  if (!ValType->isIntegerType() && !ValType->isAnyPointerType() &&
5309  !ValType->isBlockPointerType() && !ValType->isFloatingType() &&
5310  !ValType->isVectorType()) {
5311  Diag(DRE->getBeginLoc(),
5312  diag::err_nontemporal_builtin_must_be_pointer_intfltptr_or_vector)
5313  << PointerArg->getType() << PointerArg->getSourceRange();
5314  return ExprError();
5315  }
5316 
5317  if (!isStore) {
5318  TheCall->setType(ValType);
5319  return TheCallResult;
5320  }
5321 
5322  ExprResult ValArg = TheCall->getArg(0);
5324  Context, ValType, /*consume*/ false);
5325  ValArg = PerformCopyInitialization(Entity, SourceLocation(), ValArg);
5326  if (ValArg.isInvalid())
5327  return ExprError();
5328 
5329  TheCall->setArg(0, ValArg.get());
5330  TheCall->setType(Context.VoidTy);
5331  return TheCallResult;
5332 }
5333 
5334 /// CheckObjCString - Checks that the argument to the builtin
5335 /// CFString constructor is correct
5336 /// Note: It might also make sense to do the UTF-16 conversion here (would
5337 /// simplify the backend).
5338 bool Sema::CheckObjCString(Expr *Arg) {
5339  Arg = Arg->IgnoreParenCasts();
5340  StringLiteral *Literal = dyn_cast<StringLiteral>(Arg);
5341 
5342  if (!Literal || !Literal->isAscii()) {
5343  Diag(Arg->getBeginLoc(), diag::err_cfstring_literal_not_string_constant)
5344  << Arg->getSourceRange();
5345  return true;
5346  }
5347 
5348  if (Literal->containsNonAsciiOrNull()) {
5349  StringRef String = Literal->getString();
5350  unsigned NumBytes = String.size();
5351  SmallVector<llvm::UTF16, 128> ToBuf(NumBytes);
5352  const llvm::UTF8 *FromPtr = (const llvm::UTF8 *)String.data();
5353  llvm::UTF16 *ToPtr = &ToBuf[0];
5354 
5355  llvm::ConversionResult Result =
5356  llvm::ConvertUTF8toUTF16(&FromPtr, FromPtr + NumBytes, &ToPtr,
5357  ToPtr + NumBytes, llvm::strictConversion);
5358  // Check for conversion failure.
5359  if (Result != llvm::conversionOK)
5360  Diag(Arg->getBeginLoc(), diag::warn_cfstring_truncated)
5361  << Arg->getSourceRange();
5362  }
5363  return false;
5364 }
5365 
5366 /// CheckObjCString - Checks that the format string argument to the os_log()
5367 /// and os_trace() functions is correct, and converts it to const char *.
5368 ExprResult Sema::CheckOSLogFormatStringArg(Expr *Arg) {
5369  Arg = Arg->IgnoreParenCasts();
5370  auto *Literal = dyn_cast<StringLiteral>(Arg);
5371  if (!Literal) {
5372  if (auto *ObjcLiteral = dyn_cast<ObjCStringLiteral>(Arg)) {
5373  Literal = ObjcLiteral->getString();
5374  }
5375  }
5376 
5377  if (!Literal || (!Literal->isAscii() && !Literal->isUTF8())) {
5378  return ExprError(
5379  Diag(Arg->getBeginLoc(), diag::err_os_log_format_not_string_constant)
5380  << Arg->getSourceRange());
5381  }
5382 
5383  ExprResult Result(Literal);
5384  QualType ResultTy = Context.getPointerType(Context.CharTy.withConst());
5385  InitializedEntity Entity =
5386  InitializedEntity::InitializeParameter(Context, ResultTy, false);
5387  Result = PerformCopyInitialization(Entity, SourceLocation(), Result);
5388  return Result;
5389 }
5390 
5391 /// Check that the user is calling the appropriate va_start builtin for the
5392 /// target and calling convention.
5393 static bool checkVAStartABI(Sema &S, unsigned BuiltinID, Expr *Fn) {
5394  const llvm::Triple &TT = S.Context.getTargetInfo().getTriple();
5395  bool IsX64 = TT.getArch() == llvm::Triple::x86_64;
5396  bool IsAArch64 = TT.getArch() == llvm::Triple::aarch64;
5397  bool IsWindows = TT.isOSWindows();
5398  bool IsMSVAStart = BuiltinID == Builtin::BI__builtin_ms_va_start;
5399  if (IsX64 || IsAArch64) {
5400  CallingConv CC = CC_C;
5401  if (const FunctionDecl *FD = S.getCurFunctionDecl())
5402  CC = FD->getType()->getAs<FunctionType>()->getCallConv();
5403  if (IsMSVAStart) {
5404  // Don't allow this in System V ABI functions.
5405  if (CC == CC_X86_64SysV || (!IsWindows && CC != CC_Win64))
5406  return S.Diag(Fn->getBeginLoc(),
5407  diag::err_ms_va_start_used_in_sysv_function);
5408  } else {
5409  // On x86-64/AArch64 Unix, don't allow this in Win64 ABI functions.
5410  // On x64 Windows, don't allow this in System V ABI functions.
5411  // (Yes, that means there's no corresponding way to support variadic
5412  // System V ABI functions on Windows.)
5413  if ((IsWindows && CC == CC_X86_64SysV) ||
5414  (!IsWindows && CC == CC_Win64))
5415  return S.Diag(Fn->getBeginLoc(),
5416  diag::err_va_start_used_in_wrong_abi_function)
5417  << !IsWindows;
5418  }
5419  return false;
5420  }
5421 
5422  if (IsMSVAStart)
5423  return S.Diag(Fn->getBeginLoc(), diag::err_builtin_x64_aarch64_only);
5424  return false;
5425 }
5426 
5428  ParmVarDecl **LastParam = nullptr) {
5429  // Determine whether the current function, block, or obj-c method is variadic
5430  // and get its parameter list.
5431  bool IsVariadic = false;
5432  ArrayRef<ParmVarDecl *> Params;
5433  DeclContext *Caller = S.CurContext;
5434  if (auto *Block = dyn_cast<BlockDecl>(Caller)) {
5435  IsVariadic = Block->isVariadic();
5436  Params = Block->parameters();
5437  } else if (auto *FD = dyn_cast<FunctionDecl>(Caller)) {
5438  IsVariadic = FD->isVariadic();
5439  Params = FD->parameters();
5440  } else if (auto *MD = dyn_cast<ObjCMethodDecl>(Caller)) {
5441  IsVariadic = MD->isVariadic();
5442  // FIXME: This isn't correct for methods (results in bogus warning).
5443  Params = MD->parameters();
5444  } else if (isa<CapturedDecl>(Caller)) {
5445  // We don't support va_start in a CapturedDecl.
5446  S.Diag(Fn->getBeginLoc(), diag::err_va_start_captured_stmt);
5447  return true;
5448  } else {
5449  // This must be some other declcontext that parses exprs.
5450  S.Diag(Fn->getBeginLoc(), diag::err_va_start_outside_function);
5451  return true;
5452  }
5453 
5454  if (!IsVariadic) {
5455  S.Diag(Fn->getBeginLoc(), diag::err_va_start_fixed_function);
5456  return true;
5457  }
5458 
5459  if (LastParam)
5460  *LastParam = Params.empty() ? nullptr : Params.back();
5461 
5462  return false;
5463 }
5464 
5465 /// Check the arguments to '__builtin_va_start' or '__builtin_ms_va_start'
5466 /// for validity. Emit an error and return true on failure; return false
5467 /// on success.
5468 bool Sema::SemaBuiltinVAStart(unsigned BuiltinID, CallExpr *TheCall) {
5469  Expr *Fn = TheCall->getCallee();
5470 
5471  if (checkVAStartABI(*this, BuiltinID, Fn))
5472  return true;
5473 
5474  if (TheCall->getNumArgs() > 2) {
5475  Diag(TheCall->getArg(2)->getBeginLoc(),
5476  diag::err_typecheck_call_too_many_args)
5477  << 0 /*function call*/ << 2 << TheCall->getNumArgs()
5478  << Fn->getSourceRange()
5479  << SourceRange(TheCall->getArg(2)->getBeginLoc(),
5480  (*(TheCall->arg_end() - 1))->getEndLoc());
5481  return true;
5482  }
5483 
5484  if (TheCall->getNumArgs() < 2) {
5485  return Diag(TheCall->getEndLoc(),
5486  diag::err_typecheck_call_too_few_args_at_least)
5487  << 0 /*function call*/ << 2 << TheCall->getNumArgs();
5488  }
5489 
5490  // Type-check the first argument normally.
5491  if (checkBuiltinArgument(*this, TheCall, 0))
5492  return true;
5493 
5494  // Check that the current function is variadic, and get its last parameter.
5495  ParmVarDecl *LastParam;
5496  if (checkVAStartIsInVariadicFunction(*this, Fn, &LastParam))
5497  return true;
5498 
5499  // Verify that the second argument to the builtin is the last argument of the
5500  // current function or method.
5501  bool SecondArgIsLastNamedArgument = false;
5502  const Expr *Arg = TheCall->getArg(1)->IgnoreParenCasts();
5503 
5504  // These are valid if SecondArgIsLastNamedArgument is false after the next
5505  // block.
5506  QualType Type;
5507  SourceLocation ParamLoc;
5508  bool IsCRegister = false;
5509 
5510  if (const DeclRefExpr *DR = dyn_cast<DeclRefExpr>(Arg)) {
5511  if (const ParmVarDecl *PV = dyn_cast<ParmVarDecl>(DR->getDecl())) {
5512  SecondArgIsLastNamedArgument = PV == LastParam;
5513 
5514  Type = PV->getType();
5515  ParamLoc = PV->getLocation();
5516  IsCRegister =
5517  PV->getStorageClass() == SC_Register && !getLangOpts().CPlusPlus;
5518  }
5519  }
5520 
5521  if (!SecondArgIsLastNamedArgument)
5522  Diag(TheCall->getArg(1)->getBeginLoc(),
5523  diag::warn_second_arg_of_va_start_not_last_named_param);
5524  else if (IsCRegister || Type->isReferenceType() ||
5525  Type->isSpecificBuiltinType(BuiltinType::Float) || [=] {
5526  // Promotable integers are UB, but enumerations need a bit of
5527  // extra checking to see what their promotable type actually is.
5528  if (!Type->isPromotableIntegerType())
5529  return false;
5530  if (!Type->isEnumeralType())
5531  return true;
5532  const EnumDecl *ED = Type->getAs<EnumType>()->getDecl();
5533  return !(ED &&
5534  Context.typesAreCompatible(ED->getPromotionType(), Type));
5535  }()) {
5536  unsigned Reason = 0;
5537  if (Type->isReferenceType()) Reason = 1;
5538  else if (IsCRegister) Reason = 2;
5539  Diag(Arg->getBeginLoc(), diag::warn_va_start_type_is_undefined) << Reason;
5540  Diag(ParamLoc, diag::note_parameter_type) << Type;
5541  }
5542 
5543  TheCall->setType(Context.VoidTy);
5544  return false;
5545 }
5546 
5547 bool Sema::SemaBuiltinVAStartARMMicrosoft(CallExpr *Call) {
5548  // void __va_start(va_list *ap, const char *named_addr, size_t slot_size,
5549  // const char *named_addr);
5550 
5551  Expr *Func = Call->getCallee();
5552 
5553  if (Call->getNumArgs() < 3)
5554  return Diag(Call->getEndLoc(),
5555  diag::err_typecheck_call_too_few_args_at_least)
5556  << 0 /*function call*/ << 3 << Call->getNumArgs();
5557 
5558  // Type-check the first argument normally.
5559  if (checkBuiltinArgument(*this, Call, 0))
5560  return true;
5561 
5562  // Check that the current function is variadic.
5563  if (checkVAStartIsInVariadicFunction(*this, Func))
5564  return true;
5565 
5566  // __va_start on Windows does not validate the parameter qualifiers
5567 
5568  const Expr *Arg1 = Call->getArg(1)->IgnoreParens();
5569  const Type *Arg1Ty = Arg1->getType().getCanonicalType().getTypePtr();
5570 
5571  const Expr *Arg2 = Call->getArg(2)->IgnoreParens();
5572  const Type *Arg2Ty = Arg2->getType().getCanonicalType().getTypePtr();
5573 
5574  const QualType &ConstCharPtrTy =
5575  Context.getPointerType(Context.CharTy.withConst());
5576  if (!Arg1Ty->isPointerType() ||
5577  Arg1Ty->getPointeeType().withoutLocalFastQualifiers() != Context.CharTy)
5578  Diag(Arg1->getBeginLoc(), diag::err_typecheck_convert_incompatible)
5579  << Arg1->getType() << ConstCharPtrTy << 1 /* different class */
5580  << 0 /* qualifier difference */
5581  << 3 /* parameter mismatch */
5582  << 2 << Arg1->getType() << ConstCharPtrTy;
5583 
5584  const QualType SizeTy = Context.getSizeType();
5585  if (Arg2Ty->getCanonicalTypeInternal().withoutLocalFastQualifiers() != SizeTy)
5586  Diag(Arg2->getBeginLoc(), diag::err_typecheck_convert_incompatible)
5587  << Arg2->getType() << SizeTy << 1 /* different class */
5588  << 0 /* qualifier difference */
5589  << 3 /* parameter mismatch */
5590  << 3 << Arg2->getType() << SizeTy;
5591 
5592  return false;
5593 }
5594 
5595 /// SemaBuiltinUnorderedCompare - Handle functions like __builtin_isgreater and
5596 /// friends. This is declared to take (...), so we have to check everything.
5597 bool Sema::SemaBuiltinUnorderedCompare(CallExpr *TheCall) {
5598  if (TheCall->getNumArgs() < 2)
5599  return Diag(TheCall->getEndLoc(), diag::err_typecheck_call_too_few_args)
5600  << 0 << 2 << TheCall->getNumArgs() /*function call*/;
5601  if (TheCall->getNumArgs() > 2)
5602  return Diag(TheCall->getArg(2)->getBeginLoc(),
5603  diag::err_typecheck_call_too_many_args)
5604  << 0 /*function call*/ << 2 << TheCall->getNumArgs()
5605  << SourceRange(TheCall->getArg(2)->getBeginLoc(),
5606  (*(TheCall->arg_end() - 1))->getEndLoc());
5607 
5608  ExprResult OrigArg0 = TheCall->getArg(0);
5609  ExprResult OrigArg1 = TheCall->getArg(1);
5610 
5611  // Do standard promotions between the two arguments, returning their common
5612  // type.
5613  QualType Res = UsualArithmeticConversions(OrigArg0, OrigArg1, false);
5614  if (OrigArg0.isInvalid() || OrigArg1.isInvalid())
5615  return true;
5616 
5617  // Make sure any conversions are pushed back into the call; this is
5618  // type safe since unordered compare builtins are declared as "_Bool
5619  // foo(...)".
5620  TheCall->setArg(0, OrigArg0.get());
5621  TheCall->setArg(1, OrigArg1.get());
5622 
5623  if (OrigArg0.get()->isTypeDependent() || OrigArg1.get()->isTypeDependent())
5624  return false;
5625 
5626  // If the common type isn't a real floating type, then the arguments were
5627  // invalid for this operation.
5628  if (Res.isNull() || !Res->isRealFloatingType())
5629  return Diag(OrigArg0.get()->getBeginLoc(),
5630  diag::err_typecheck_call_invalid_ordered_compare)
5631  << OrigArg0.get()->getType() << OrigArg1.get()->getType()
5632  << SourceRange(OrigArg0.get()->getBeginLoc(),
5633  OrigArg1.get()->getEndLoc());
5634 
5635  return false;
5636 }
5637 
5638 /// SemaBuiltinSemaBuiltinFPClassification - Handle functions like
5639 /// __builtin_isnan and friends. This is declared to take (...), so we have
5640 /// to check everything. We expect the last argument to be a floating point
5641 /// value.
5642 bool Sema::SemaBuiltinFPClassification(CallExpr *TheCall, unsigned NumArgs) {
5643  if (TheCall->getNumArgs() < NumArgs)
5644  return Diag(TheCall->getEndLoc(), diag::err_typecheck_call_too_few_args)
5645  << 0 << NumArgs << TheCall->getNumArgs() /*function call*/;
5646  if (TheCall->getNumArgs() > NumArgs)
5647  return Diag(TheCall->getArg(NumArgs)->getBeginLoc(),
5648  diag::err_typecheck_call_too_many_args)
5649  << 0 /*function call*/ << NumArgs << TheCall->getNumArgs()
5650  << SourceRange(TheCall->getArg(NumArgs)->getBeginLoc(),
5651  (*(TheCall->arg_end() - 1))->getEndLoc());
5652 
5653  Expr *OrigArg = TheCall->getArg(NumArgs-1);
5654 
5655  if (OrigArg->isTypeDependent())
5656  return false;
5657 
5658  // This operation requires a non-_Complex floating-point number.
5659  if (!OrigArg->getType()->isRealFloatingType())
5660  return Diag(OrigArg->getBeginLoc(),
5661  diag::err_typecheck_call_invalid_unary_fp)
5662  << OrigArg->getType() << OrigArg->getSourceRange();
5663 
5664  // If this is an implicit conversion from float -> float, double, or
5665  // long double, remove it.
5666  if (ImplicitCastExpr *Cast = dyn_cast<ImplicitCastExpr>(OrigArg)) {
5667  // Only remove standard FloatCasts, leaving other casts inplace
5668  if (Cast->getCastKind() == CK_FloatingCast) {
5669  Expr *CastArg = Cast->getSubExpr();
5670  if (CastArg->getType()->isSpecificBuiltinType(BuiltinType::Float)) {
5671  assert(
5672  (Cast->getType()->isSpecificBuiltinType(BuiltinType::Double) ||
5673  Cast->getType()->isSpecificBuiltinType(BuiltinType::Float) ||
5674  Cast->getType()->isSpecificBuiltinType(BuiltinType::LongDouble)) &&
5675  "promotion from float to either float, double, or long double is "
5676  "the only expected cast here");
5677  Cast->setSubExpr(nullptr);
5678  TheCall->setArg(NumArgs-1, CastArg);
5679  }
5680  }
5681  }
5682 
5683  return false;
5684 }
5685 
5686 // Customized Sema Checking for VSX builtins that have the following signature:
5687 // vector [...] builtinName(vector [...], vector [...], const int);
5688 // Which takes the same type of vectors (any legal vector type) for the first
5689 // two arguments and takes compile time constant for the third argument.
5690 // Example builtins are :
5691 // vector double vec_xxpermdi(vector double, vector double, int);
5692 // vector short vec_xxsldwi(vector short, vector short, int);
5693 bool Sema::SemaBuiltinVSX(CallExpr *TheCall) {
5694  unsigned ExpectedNumArgs = 3;
5695  if (TheCall->getNumArgs() < ExpectedNumArgs)
5696  return Diag(TheCall->getEndLoc(),
5697  diag::err_typecheck_call_too_few_args_at_least)
5698  << 0 /*function call*/ << ExpectedNumArgs << TheCall->getNumArgs()
5699  << TheCall->getSourceRange();
5700 
5701  if (TheCall->getNumArgs() > ExpectedNumArgs)
5702  return Diag(TheCall->getEndLoc(),
5703  diag::err_typecheck_call_too_many_args_at_most)
5704  << 0 /*function call*/ << ExpectedNumArgs << TheCall->getNumArgs()
5705  << TheCall->getSourceRange();
5706 
5707  // Check the third argument is a compile time constant
5708  llvm::APSInt Value;
5709  if(!TheCall->getArg(2)->isIntegerConstantExpr(Value, Context))
5710  return Diag(TheCall->getBeginLoc(),
5711  diag::err_vsx_builtin_nonconstant_argument)
5712  << 3 /* argument index */ << TheCall->getDirectCallee()
5713  << SourceRange(TheCall->getArg(2)->getBeginLoc(),
5714  TheCall->getArg(2)->getEndLoc());
5715 
5716  QualType Arg1Ty = TheCall->getArg(0)->getType();
5717  QualType Arg2Ty = TheCall->getArg(1)->getType();
5718 
5719  // Check the type of argument 1 and argument 2 are vectors.
5720  SourceLocation BuiltinLoc = TheCall->getBeginLoc();
5721  if ((!Arg1Ty->isVectorType() && !Arg1Ty->isDependentType()) ||
5722  (!Arg2Ty->isVectorType() && !Arg2Ty->isDependentType())) {
5723  return Diag(BuiltinLoc, diag::err_vec_builtin_non_vector)
5724  << TheCall->getDirectCallee()
5725  << SourceRange(TheCall->g