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| author | Craig Topper <craig.topper@intel.com> | 2018-05-12 23:14:39 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@intel.com> | 2018-05-12 23:14:39 +0000 |
| commit | 38ad7ddabc95623d9c022adf34d57d5230c726d5 (patch) | |
| tree | 206d2c7565c3254e8caa2fe8729f9cd99d4677a4 /llvm/lib/IR/AutoUpgrade.cpp | |
| parent | 095d69507e026151c599fd644e9149b6505cc043 (diff) | |
| download | llvm-38ad7ddabc95623d9c022adf34d57d5230c726d5.zip llvm-38ad7ddabc95623d9c022adf34d57d5230c726d5.tar.gz llvm-38ad7ddabc95623d9c022adf34d57d5230c726d5.tar.bz2 | |
[X86] Remove and autoupgrade cvtsi2ss/cvtsi2sd intrinsics to match what clang has used for a very long time.
llvm-svn: 332186
Diffstat (limited to 'llvm/lib/IR/AutoUpgrade.cpp')
| -rw-r--r-- | llvm/lib/IR/AutoUpgrade.cpp | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/llvm/lib/IR/AutoUpgrade.cpp b/llvm/lib/IR/AutoUpgrade.cpp index 8181711..e79dbce 100644 --- a/llvm/lib/IR/AutoUpgrade.cpp +++ b/llvm/lib/IR/AutoUpgrade.cpp @@ -254,6 +254,10 @@ static bool ShouldUpgradeX86Intrinsic(Function *F, StringRef Name) { Name.startswith("avx512.mask.pmovsx") || // Added in 4.0 Name.startswith("avx512.mask.pmovzx") || // Added in 4.0 Name.startswith("avx512.mask.lzcnt.") || // Added in 5.0 + Name == "sse.cvtsi2ss" || // Added in 7.0 + Name == "sse.cvtsi642ss" || // Added in 7.0 + Name == "sse2.cvtsi2sd" || // Added in 7.0 + Name == "sse2.cvtsi642sd" || // Added in 7.0 Name == "sse2.cvtdq2pd" || // Added in 3.9 Name == "sse2.cvtps2pd" || // Added in 3.9 Name == "avx.cvtdq2.pd.256" || // Added in 3.9 @@ -1548,6 +1552,13 @@ void llvm::UpgradeIntrinsicCall(CallInst *CI, Function *NewFn) { Name == "avx512.pmul.dq.512" || Name.startswith("avx512.mask.pmul.dq."))) { Rep = upgradePMULDQ(Builder, *CI, /*Signed*/true); + } else if (IsX86 && (Name == "sse.cvtsi2ss" || + Name == "sse2.cvtsi2sd" || + Name == "sse.cvtsi642ss" || + Name == "sse2.cvtsi642sd")) { + Rep = Builder.CreateSIToFP(CI->getArgOperand(1), + CI->getType()->getVectorElementType()); + Rep = Builder.CreateInsertElement(CI->getArgOperand(0), Rep, (uint64_t)0); } else if (IsX86 && (Name == "sse2.cvtdq2pd" || Name == "sse2.cvtps2pd" || Name == "avx.cvtdq2.pd.256" || |