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Use IntrinsicInst to test for prefetch instructions, which is ever so
slightly nicer than using CallInst with an extra check; thanks Chris. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36743 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -19,7 +19,7 @@
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#include "llvm/Transforms/Scalar.h"
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#include "llvm/Constants.h"
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#include "llvm/Instructions.h"
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#include "llvm/Intrinsics.h"
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#include "llvm/IntrinsicInst.h"
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#include "llvm/Type.h"
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#include "llvm/DerivedTypes.h"
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#include "llvm/Analysis/Dominators.h"
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@ -1043,12 +1043,11 @@ void LoopStrengthReduce::StrengthReduceStridedIVUsers(const SCEVHandle &Stride,
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if (StoreInst *SI = dyn_cast<StoreInst>(UsersToProcess[i].Inst)) {
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if (SI->getOperand(1) == UsersToProcess[i].OperandValToReplace)
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isAddress = true;
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} else if (CallInst *CI = dyn_cast<CallInst>(UsersToProcess[i].Inst)) {
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} else if (IntrinsicInst *II =
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dyn_cast<IntrinsicInst>(UsersToProcess[i].Inst)) {
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// Addressing modes can also be folded into prefetches.
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Function *CalledFunc = CI->getCalledFunction();
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if (CalledFunc != NULL &&
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CalledFunc->getIntrinsicID() == Intrinsic::prefetch &&
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CI->getOperand(1) == UsersToProcess[i].OperandValToReplace)
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if (II->getIntrinsicID() == Intrinsic::prefetch &&
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II->getOperand(1) == UsersToProcess[i].OperandValToReplace)
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isAddress = true;
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}
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