diff options
| author | Michael Zuckerman <Michael.zuckerman@intel.com> | 2017-04-04 13:32:14 +0000 |
|---|---|---|
| committer | Michael Zuckerman <Michael.zuckerman@intel.com> | 2017-04-04 13:32:14 +0000 |
| commit | 88fb171015ddb1492d590172577c3f7723ae6de2 (patch) | |
| tree | 0d13b60efb10cd5c86a068c25229d08f738ce8e0 /llvm/lib/IR/AutoUpgrade.cpp | |
| parent | 755a13db3d9f85e101746d6aa4898279a75e2ac4 (diff) | |
| download | bcm5719-llvm-88fb171015ddb1492d590172577c3f7723ae6de2.tar.gz bcm5719-llvm-88fb171015ddb1492d590172577c3f7723ae6de2.zip | |
[X86][LLVM] Converting __mm{|256|512}_movm_epi{8|16|32|64} LLVMIR call into generic intrinsics.
This patch is a part one of two reviews, one for the clang and the other for LLVM.
The patch deletes the back-end intrinsics and adds support for them in the auto upgrade.
Differential Revision: https://reviews.llvm.org/D31393
llvm-svn: 299432
Diffstat (limited to 'llvm/lib/IR/AutoUpgrade.cpp')
| -rw-r--r-- | llvm/lib/IR/AutoUpgrade.cpp | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/llvm/lib/IR/AutoUpgrade.cpp b/llvm/lib/IR/AutoUpgrade.cpp index 4922f724bcf..e73a49f7e10 100644 --- a/llvm/lib/IR/AutoUpgrade.cpp +++ b/llvm/lib/IR/AutoUpgrade.cpp @@ -234,6 +234,7 @@ static bool ShouldUpgradeX86Intrinsic(Function *F, StringRef Name) { Name == "xop.vpcmov" || // Added in 3.8 Name == "xop.vpcmov.256" || // Added in 5.0 Name.startswith("avx512.mask.move.s") || // Added in 4.0 + Name.startswith("avx512.cvtmask2") || // Added in 5.0 (Name.startswith("xop.vpcom") && // Added in 3.2 F->arg_size() == 2)) return true; @@ -800,6 +801,15 @@ static Value* upgradeMaskedMove(IRBuilder<> &Builder, CallInst &CI) { return Builder.CreateInsertElement(A, Select, (uint64_t)0); } + +static Value* UpgradeMaskToInt(IRBuilder<> &Builder, CallInst &CI) { + Value* Op = CI.getArgOperand(0); + Type* ReturnOp = CI.getType(); + unsigned NumElts = CI.getType()->getVectorNumElements(); + Value *Mask = getX86MaskVec(Builder, Op, NumElts); + return Builder.CreateSExt(Mask, ReturnOp, "vpmovm2"); +} + /// Upgrade a call to an old intrinsic. All argument and return casting must be /// provided to seamlessly integrate with existing context. void llvm::UpgradeIntrinsicCall(CallInst *CI, Function *NewFn) { @@ -1836,6 +1846,8 @@ void llvm::UpgradeIntrinsicCall(CallInst *CI, Function *NewFn) { Rep = UpgradeX86MaskedShift(Builder, *CI, IID); } else if (IsX86 && Name.startswith("avx512.mask.move.s")) { Rep = upgradeMaskedMove(Builder, *CI); + } else if (IsX86 && Name.startswith("avx512.cvtmask2")) { + Rep = UpgradeMaskToInt(Builder, *CI); } else if (IsX86 && Name.startswith("avx512.mask.vpermilvar.")) { Intrinsic::ID IID; if (Name.endswith("ps.128")) |
