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author | Stephen Hines <srhines@google.com> | 2014-07-21 00:45:20 -0700 |
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committer | Stephen Hines <srhines@google.com> | 2014-07-25 00:48:57 -0700 |
commit | cd81d94322a39503e4a3e87b6ee03d4fcb3465fb (patch) | |
tree | 81b7dd2bb4370a392f31d332a566c903b5744764 /lib/IR/AutoUpgrade.cpp | |
parent | 0c5f13c0c4499eaf42ab5e9e2ceabd4e20e36861 (diff) | |
download | external_llvm-cd81d94322a39503e4a3e87b6ee03d4fcb3465fb.zip external_llvm-cd81d94322a39503e4a3e87b6ee03d4fcb3465fb.tar.gz external_llvm-cd81d94322a39503e4a3e87b6ee03d4fcb3465fb.tar.bz2 |
Update LLVM for rebase to r212749.
Includes a cherry-pick of:
r212948 - fixes a small issue with atomic calls
Change-Id: Ib97bd980b59f18142a69506400911a6009d9df18
Diffstat (limited to 'lib/IR/AutoUpgrade.cpp')
-rw-r--r-- | lib/IR/AutoUpgrade.cpp | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/lib/IR/AutoUpgrade.cpp b/lib/IR/AutoUpgrade.cpp index e255113..6554b3c 100644 --- a/lib/IR/AutoUpgrade.cpp +++ b/lib/IR/AutoUpgrade.cpp @@ -114,6 +114,9 @@ static bool UpgradeIntrinsicFunction1(Function *F, Function *&NewFn) { Name == "x86.avx.movnt.pd.256" || Name == "x86.avx.movnt.ps.256" || Name == "x86.sse42.crc32.64.8" || + Name == "x86.avx.vbroadcast.ss" || + Name == "x86.avx.vbroadcast.ss.256" || + Name == "x86.avx.vbroadcast.sd.256" || (Name.startswith("x86.xop.vpcom") && F->arg_size() == 2)) { NewFn = nullptr; return true; @@ -335,6 +338,19 @@ void llvm::UpgradeIntrinsicCall(CallInst *CI, Function *NewFn) { Value *Trunc0 = Builder.CreateTrunc(CI->getArgOperand(0), Type::getInt32Ty(C)); Rep = Builder.CreateCall2(CRC32, Trunc0, CI->getArgOperand(1)); Rep = Builder.CreateZExt(Rep, CI->getType(), ""); + } else if (Name.startswith("llvm.x86.avx.vbroadcast")) { + // Replace broadcasts with a series of insertelements. + Type *VecTy = CI->getType(); + Type *EltTy = VecTy->getVectorElementType(); + unsigned EltNum = VecTy->getVectorNumElements(); + Value *Cast = Builder.CreateBitCast(CI->getArgOperand(0), + EltTy->getPointerTo()); + Value *Load = Builder.CreateLoad(Cast); + Type *I32Ty = Type::getInt32Ty(C); + Rep = UndefValue::get(VecTy); + for (unsigned I = 0; I < EltNum; ++I) + Rep = Builder.CreateInsertElement(Rep, Load, + ConstantInt::get(I32Ty, I)); } else { bool PD128 = false, PD256 = false, PS128 = false, PS256 = false; if (Name == "llvm.x86.avx.vpermil.pd.256") @@ -561,3 +577,10 @@ bool llvm::UpgradeDebugInfo(Module &M) { } return RetCode; } + +void llvm::UpgradeMDStringConstant(std::string &String) { + const std::string OldPrefix = "llvm.vectorizer."; + if (String.find(OldPrefix) == 0) { + String.replace(0, OldPrefix.size(), "llvm.loop.vectorize."); + } +} |