diff options
Diffstat (limited to 'lib/Transforms/Scalar/LoopIdiomRecognize.cpp')
| -rw-r--r-- | lib/Transforms/Scalar/LoopIdiomRecognize.cpp | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/lib/Transforms/Scalar/LoopIdiomRecognize.cpp b/lib/Transforms/Scalar/LoopIdiomRecognize.cpp index a0e41d9a9772..ad15cbb9b436 100644 --- a/lib/Transforms/Scalar/LoopIdiomRecognize.cpp +++ b/lib/Transforms/Scalar/LoopIdiomRecognize.cpp @@ -267,7 +267,7 @@ bool LoopIdiomRecognize::runOnLoopBlock(BasicBlock *BB, const SCEV *BECount, /// processLoopStore - See if this store can be promoted to a memset or memcpy. bool LoopIdiomRecognize::processLoopStore(StoreInst *SI, const SCEV *BECount) { - if (SI->isVolatile()) return false; + if (!SI->isSimple()) return false; Value *StoredVal = SI->getValueOperand(); Value *StorePtr = SI->getPointerOperand(); @@ -314,7 +314,7 @@ bool LoopIdiomRecognize::processLoopStore(StoreInst *SI, const SCEV *BECount) { const SCEVAddRecExpr *LoadEv = dyn_cast<SCEVAddRecExpr>(SE->getSCEV(LI->getOperand(0))); if (LoadEv && LoadEv->getLoop() == CurLoop && LoadEv->isAffine() && - StoreEv->getOperand(1) == LoadEv->getOperand(1) && !LI->isVolatile()) + StoreEv->getOperand(1) == LoadEv->getOperand(1) && LI->isSimple()) if (processLoopStoreOfLoopLoad(SI, StoreSize, StoreEv, LoadEv, BECount)) return true; } @@ -463,7 +463,7 @@ processLoopStridedStore(Value *DestPtr, unsigned StoreSize, SplatValue = 0; } else { // Otherwise, this isn't an idiom we can transform. For example, we can't - // do anything with a 3-byte store, for example. + // do anything with a 3-byte store. return false; } @@ -498,7 +498,7 @@ processLoopStridedStore(Value *DestPtr, unsigned StoreSize, // The # stored bytes is (BECount+1)*Size. Expand the trip count out to // pointer size if it isn't already. - const Type *IntPtr = TD->getIntPtrType(DestPtr->getContext()); + Type *IntPtr = TD->getIntPtrType(DestPtr->getContext()); BECount = SE->getTruncateOrZeroExtend(BECount, IntPtr); const SCEV *NumBytesS = SE->getAddExpr(BECount, SE->getConstant(IntPtr, 1), @@ -604,7 +604,7 @@ processLoopStoreOfLoopLoad(StoreInst *SI, unsigned StoreSize, // The # stored bytes is (BECount+1)*Size. Expand the trip count out to // pointer size if it isn't already. - const Type *IntPtr = TD->getIntPtrType(SI->getContext()); + Type *IntPtr = TD->getIntPtrType(SI->getContext()); BECount = SE->getTruncateOrZeroExtend(BECount, IntPtr); const SCEV *NumBytesS = SE->getAddExpr(BECount, SE->getConstant(IntPtr, 1), |