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Fix for a regression caused by the LoopVectorizer when

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vectorizing loops with memory accesses to non-zero address spaces. It
simply dropped the AS info. Fixes PR16306.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@184103 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Pekka Jaaskelainen
2013-06-17 18:49:06 +00:00
parent b81784f0fe
commit a8a04380c5
2 changed files with 50 additions and 3 deletions
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6
lib/Transforms/Vectorize/LoopVectorize.cpp
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@@ -1178,7 +1178,7 @@ void InnerLoopVectorizer::vectorizeMemoryInstruction(Instruction *Instr,
Type *DataTy = VectorType::get(ScalarDataTy, VF);
Value *Ptr = LI ? LI->getPointerOperand() : SI->getPointerOperand();
unsigned Alignment = LI ? LI->getAlignment() : SI->getAlignment();
unsigned AddressSpace = Ptr->getType()->getPointerAddressSpace();
unsigned ScalarAllocatedSize = DL->getTypeAllocSize(ScalarDataTy);
unsigned VectorElementSize = DL->getTypeStoreSize(DataTy)/VF;
@@ -1253,7 +1253,7 @@ void InnerLoopVectorizer::vectorizeMemoryInstruction(Instruction *Instr,
PartPtr = Builder.CreateGEP(PartPtr, Builder.getInt32(1 - VF));
}
Value *VecPtr = Builder.CreateBitCast(PartPtr, DataTy->getPointerTo());
Value *VecPtr = Builder.CreateBitCast(PartPtr, DataTy->getPointerTo(AddressSpace));
Builder.CreateStore(StoredVal[Part], VecPtr)->setAlignment(Alignment);
}
}
@@ -1269,7 +1269,7 @@ void InnerLoopVectorizer::vectorizeMemoryInstruction(Instruction *Instr,
PartPtr = Builder.CreateGEP(PartPtr, Builder.getInt32(1 - VF));
}
Value *VecPtr = Builder.CreateBitCast(PartPtr, DataTy->getPointerTo());
Value *VecPtr = Builder.CreateBitCast(PartPtr, DataTy->getPointerTo(AddressSpace));
Value *LI = Builder.CreateLoad(VecPtr, "wide.load");
cast<LoadInst>(LI)->setAlignment(Alignment);
Entry[Part] = Reverse ? reverseVector(LI) : LI;