diff options
Diffstat (limited to 'clang/lib/AST/ByteCode/InterpBuiltin.cpp')
| -rw-r--r-- | clang/lib/AST/ByteCode/InterpBuiltin.cpp | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/clang/lib/AST/ByteCode/InterpBuiltin.cpp b/clang/lib/AST/ByteCode/InterpBuiltin.cpp index 5838cf8..0cb4910 100644 --- a/clang/lib/AST/ByteCode/InterpBuiltin.cpp +++ b/clang/lib/AST/ByteCode/InterpBuiltin.cpp @@ -3621,6 +3621,15 @@ bool InterpretBuiltin(InterpState &S, CodePtr OpPC, const CallExpr *Call, return LHS.isSigned() ? LHS.ssub_sat(RHS) : LHS.usub_sat(RHS); }); + case clang::X86::BI__builtin_ia32_pmulhrsw128: + case clang::X86::BI__builtin_ia32_pmulhrsw256: + case clang::X86::BI__builtin_ia32_pmulhrsw512: + return interp__builtin_elementwise_int_binop( + S, OpPC, Call, [](const APSInt &LHS, const APSInt &RHS) { + return (llvm::APIntOps::mulsExtended(LHS, RHS).ashr(14) + 1) + .extractBits(16, 1); + }); + case clang::X86::BI__builtin_ia32_pavgb128: case clang::X86::BI__builtin_ia32_pavgw128: case clang::X86::BI__builtin_ia32_pavgb256: |