diff options
Diffstat (limited to 'clang/lib/AST/ExprConstant.cpp')
| -rw-r--r-- | clang/lib/AST/ExprConstant.cpp | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/clang/lib/AST/ExprConstant.cpp b/clang/lib/AST/ExprConstant.cpp index a07eb22..16141b2 100644 --- a/clang/lib/AST/ExprConstant.cpp +++ b/clang/lib/AST/ExprConstant.cpp @@ -12179,6 +12179,37 @@ bool VectorExprEvaluator::VisitCallExpr(const CallExpr *E) { return Success(APValue(ResultElements.data(), ResultElements.size()), E); } + case X86::BI__builtin_ia32_vpconflictsi_128: + case X86::BI__builtin_ia32_vpconflictsi_256: + case X86::BI__builtin_ia32_vpconflictsi_512: + case X86::BI__builtin_ia32_vpconflictdi_128: + case X86::BI__builtin_ia32_vpconflictdi_256: + case X86::BI__builtin_ia32_vpconflictdi_512: { + APValue Source; + + if (!EvaluateAsRValue(Info, E->getArg(0), Source)) + return false; + + unsigned SourceLen = Source.getVectorLength(); + SmallVector<APValue, 32> ResultElements; + ResultElements.reserve(SourceLen); + + const auto *VecT = E->getType()->castAs<VectorType>(); + bool DestUnsigned = + VecT->getElementType()->isUnsignedIntegerOrEnumerationType(); + + for (unsigned I = 0; I != SourceLen; ++I) { + const APValue &EltI = Source.getVectorElt(I); + + APInt ConflictMask(EltI.getInt().getBitWidth(), 0); + for (unsigned J = 0; J != I; ++J) { + const APValue &EltJ = Source.getVectorElt(J); + ConflictMask.setBitVal(J, EltI.getInt() == EltJ.getInt()); + } + ResultElements.push_back(APValue(APSInt(ConflictMask, DestUnsigned))); + } + return Success(APValue(ResultElements.data(), ResultElements.size()), E); + } case X86::BI__builtin_ia32_blendpd: case X86::BI__builtin_ia32_blendpd256: case X86::BI__builtin_ia32_blendps: |