diff options
Diffstat (limited to 'clang/lib/CodeGen')
| -rw-r--r-- | clang/lib/CodeGen/CGBuiltin.cpp | 61 |
1 files changed, 44 insertions, 17 deletions
diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp index d78744246cc..a81a75b4135 100644 --- a/clang/lib/CodeGen/CGBuiltin.cpp +++ b/clang/lib/CodeGen/CGBuiltin.cpp @@ -6979,6 +6979,18 @@ static Value *EmitX86MaskedCompare(CodeGenFunction &CGF, unsigned CC, std::max(NumElts, 8U))); } +static Value *EmitX86MinMax(CodeGenFunction &CGF, ICmpInst::Predicate Pred, + ArrayRef<Value *> Ops) { + Value *Cmp = CGF.Builder.CreateICmp(Pred, Ops[0], Ops[1]); + Value *Res = CGF.Builder.CreateSelect(Cmp, Ops[0], Ops[1]); + + if (Ops.size() == 2) + return Res; + + assert(Ops.size() == 4); + return EmitX86Select(CGF, Ops[3], Res, Ops[2]); +} + Value *CodeGenFunction::EmitX86BuiltinExpr(unsigned BuiltinID, const CallExpr *E) { if (BuiltinID == X86::BI__builtin_ms_va_start || @@ -7511,43 +7523,58 @@ Value *CodeGenFunction::EmitX86BuiltinExpr(unsigned BuiltinID, Ops[1]); } - // TODO: Handle 64/512-bit vector widths of min/max. case X86::BI__builtin_ia32_pmaxsb128: case X86::BI__builtin_ia32_pmaxsw128: case X86::BI__builtin_ia32_pmaxsd128: + case X86::BI__builtin_ia32_pmaxsq128_mask: case X86::BI__builtin_ia32_pmaxsb256: case X86::BI__builtin_ia32_pmaxsw256: - case X86::BI__builtin_ia32_pmaxsd256: { - Value *Cmp = Builder.CreateICmp(ICmpInst::ICMP_SGT, Ops[0], Ops[1]); - return Builder.CreateSelect(Cmp, Ops[0], Ops[1]); - } + case X86::BI__builtin_ia32_pmaxsd256: + case X86::BI__builtin_ia32_pmaxsq256_mask: + case X86::BI__builtin_ia32_pmaxsb512_mask: + case X86::BI__builtin_ia32_pmaxsw512_mask: + case X86::BI__builtin_ia32_pmaxsd512_mask: + case X86::BI__builtin_ia32_pmaxsq512_mask: + return EmitX86MinMax(*this, ICmpInst::ICMP_SGT, Ops); case X86::BI__builtin_ia32_pmaxub128: case X86::BI__builtin_ia32_pmaxuw128: case X86::BI__builtin_ia32_pmaxud128: + case X86::BI__builtin_ia32_pmaxuq128_mask: case X86::BI__builtin_ia32_pmaxub256: case X86::BI__builtin_ia32_pmaxuw256: - case X86::BI__builtin_ia32_pmaxud256: { - Value *Cmp = Builder.CreateICmp(ICmpInst::ICMP_UGT, Ops[0], Ops[1]); - return Builder.CreateSelect(Cmp, Ops[0], Ops[1]); - } + case X86::BI__builtin_ia32_pmaxud256: + case X86::BI__builtin_ia32_pmaxuq256_mask: + case X86::BI__builtin_ia32_pmaxub512_mask: + case X86::BI__builtin_ia32_pmaxuw512_mask: + case X86::BI__builtin_ia32_pmaxud512_mask: + case X86::BI__builtin_ia32_pmaxuq512_mask: + return EmitX86MinMax(*this, ICmpInst::ICMP_UGT, Ops); case X86::BI__builtin_ia32_pminsb128: case X86::BI__builtin_ia32_pminsw128: case X86::BI__builtin_ia32_pminsd128: + case X86::BI__builtin_ia32_pminsq128_mask: case X86::BI__builtin_ia32_pminsb256: case X86::BI__builtin_ia32_pminsw256: - case X86::BI__builtin_ia32_pminsd256: { - Value *Cmp = Builder.CreateICmp(ICmpInst::ICMP_SLT, Ops[0], Ops[1]); - return Builder.CreateSelect(Cmp, Ops[0], Ops[1]); - } + case X86::BI__builtin_ia32_pminsd256: + case X86::BI__builtin_ia32_pminsq256_mask: + case X86::BI__builtin_ia32_pminsb512_mask: + case X86::BI__builtin_ia32_pminsw512_mask: + case X86::BI__builtin_ia32_pminsd512_mask: + case X86::BI__builtin_ia32_pminsq512_mask: + return EmitX86MinMax(*this, ICmpInst::ICMP_SLT, Ops); case X86::BI__builtin_ia32_pminub128: case X86::BI__builtin_ia32_pminuw128: case X86::BI__builtin_ia32_pminud128: + case X86::BI__builtin_ia32_pminuq128_mask: case X86::BI__builtin_ia32_pminub256: case X86::BI__builtin_ia32_pminuw256: - case X86::BI__builtin_ia32_pminud256: { - Value *Cmp = Builder.CreateICmp(ICmpInst::ICMP_ULT, Ops[0], Ops[1]); - return Builder.CreateSelect(Cmp, Ops[0], Ops[1]); - } + case X86::BI__builtin_ia32_pminud256: + case X86::BI__builtin_ia32_pminuq256_mask: + case X86::BI__builtin_ia32_pminub512_mask: + case X86::BI__builtin_ia32_pminuw512_mask: + case X86::BI__builtin_ia32_pminud512_mask: + case X86::BI__builtin_ia32_pminuq512_mask: + return EmitX86MinMax(*this, ICmpInst::ICMP_ULT, Ops); // 3DNow! case X86::BI__builtin_ia32_pswapdsf: |
