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| author | Craig Topper <craig.topper@intel.com> | 2019-01-14 00:03:50 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@intel.com> | 2019-01-14 00:03:50 +0000 |
| commit | 3f3b8ef442b2b950d47b6b32fc10fbe7174f3bfb (patch) | |
| tree | 5f1436b98796aee90d143a2ab47da59779def641 /llvm/lib/IR | |
| parent | 2fefe153dd93b52bbaf5628958dfac929088452f (diff) | |
| download | bcm5719-llvm-3f3b8ef442b2b950d47b6b32fc10fbe7174f3bfb.tar.gz bcm5719-llvm-3f3b8ef442b2b950d47b6b32fc10fbe7174f3bfb.zip | |
[X86] Remove mask parameter from vpshufbitqmb intrinsics. Change result to a vXi1 vector.
The input mask can be represented with an AND in IR.
Fixes PR40258
llvm-svn: 351028
Diffstat (limited to 'llvm/lib/IR')
| -rw-r--r-- | llvm/lib/IR/AutoUpgrade.cpp | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/llvm/lib/IR/AutoUpgrade.cpp b/llvm/lib/IR/AutoUpgrade.cpp index 02cad5c71d1..ff003a7addd 100644 --- a/llvm/lib/IR/AutoUpgrade.cpp +++ b/llvm/lib/IR/AutoUpgrade.cpp @@ -298,6 +298,7 @@ static bool ShouldUpgradeX86Intrinsic(Function *F, StringRef Name) { Name.startswith("avx512.mask.max.p") || // Added in 7.0. 128/256 in 5.0 Name.startswith("avx512.mask.min.p") || // Added in 7.0. 128/256 in 5.0 Name.startswith("avx512.mask.fpclass.p") || // Added in 7.0 + Name.startswith("avx512.mask.vpshufbitqmb.") || // Added in 8.0 Name == "sse.cvtsi2ss" || // Added in 7.0 Name == "sse.cvtsi642ss" || // Added in 7.0 Name == "sse2.cvtsi2sd" || // Added in 7.0 @@ -1758,6 +1759,20 @@ void llvm::UpgradeIntrinsicCall(CallInst *CI, Function *NewFn) { // "avx512.mask.pcmpeq." or "avx512.mask.pcmpgt." bool CmpEq = Name[16] == 'e'; Rep = upgradeMaskedCompare(Builder, *CI, CmpEq ? 0 : 6, true); + } else if (IsX86 && Name.startswith("avx512.mask.vpshufbitqmb.")) { + Type *OpTy = CI->getArgOperand(0)->getType(); + unsigned VecWidth = OpTy->getPrimitiveSizeInBits(); + Intrinsic::ID IID; + switch (VecWidth) { + default: llvm_unreachable("Unexpected intrinsic"); + case 128: IID = Intrinsic::x86_avx512_vpshufbitqmb_128; break; + case 256: IID = Intrinsic::x86_avx512_vpshufbitqmb_256; break; + case 512: IID = Intrinsic::x86_avx512_vpshufbitqmb_512; break; + } + + Rep = Builder.CreateCall(Intrinsic::getDeclaration(F->getParent(), IID), + { CI->getOperand(0), CI->getArgOperand(1) }); + Rep = ApplyX86MaskOn1BitsVec(Builder, Rep, CI->getArgOperand(2)); } else if (IsX86 && Name.startswith("avx512.mask.fpclass.p")) { Type *OpTy = CI->getArgOperand(0)->getType(); unsigned VecWidth = OpTy->getPrimitiveSizeInBits(); |
