diff options
Diffstat (limited to 'llvm/lib/Transforms/Scalar')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/LoopIdiomRecognize.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Scalar/LoopIdiomRecognize.cpp b/llvm/lib/Transforms/Scalar/LoopIdiomRecognize.cpp index 241dbed30e1..a52235ae5d4 100644 --- a/llvm/lib/Transforms/Scalar/LoopIdiomRecognize.cpp +++ b/llvm/lib/Transforms/Scalar/LoopIdiomRecognize.cpp @@ -779,12 +779,13 @@ mayLoopAccessLocation(Value *Ptr, ModRefInfo Access, Loop *L, // Get the location that may be stored across the loop. Since the access is // strided positively through memory, we say that the modified location starts // at the pointer and has infinite size. - uint64_t AccessSize = MemoryLocation::UnknownSize; + LocationSize AccessSize = LocationSize::unknown(); // If the loop iterates a fixed number of times, we can refine the access size // to be exactly the size of the memset, which is (BECount+1)*StoreSize if (const SCEVConstant *BECst = dyn_cast<SCEVConstant>(BECount)) - AccessSize = (BECst->getValue()->getZExtValue() + 1) * StoreSize; + AccessSize = LocationSize::precise((BECst->getValue()->getZExtValue() + 1) * + StoreSize); // TODO: For this to be really effective, we have to dive into the pointer // operand in the store. Store to &A[i] of 100 will always return may alias |
