diff options
Diffstat (limited to 'llvm/lib/Analysis/Loads.cpp')
-rw-r--r-- | llvm/lib/Analysis/Loads.cpp | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/llvm/lib/Analysis/Loads.cpp b/llvm/lib/Analysis/Loads.cpp index 54b9521..bc03e40 100644 --- a/llvm/lib/Analysis/Loads.cpp +++ b/llvm/lib/Analysis/Loads.cpp @@ -25,10 +25,9 @@ using namespace llvm; -static bool isAligned(const Value *Base, const APInt &Offset, Align Alignment, +static bool isAligned(const Value *Base, Align Alignment, const DataLayout &DL) { - Align BA = Base->getPointerAlignment(DL); - return BA >= Alignment && Offset.isAligned(BA); + return Base->getPointerAlignment(DL) >= Alignment; } /// Test if V is always a pointer to allocated and suitably aligned memory for @@ -118,8 +117,7 @@ static bool isDereferenceableAndAlignedPointer( // As we recursed through GEPs to get here, we've incrementally checked // that each step advanced by a multiple of the alignment. If our base is // properly aligned, then the original offset accessed must also be. - APInt Offset(DL.getTypeStoreSizeInBits(V->getType()), 0); - return isAligned(V, Offset, Alignment, DL); + return isAligned(V, Alignment, DL); } /// TODO refactor this function to be able to search independently for @@ -154,8 +152,7 @@ static bool isDereferenceableAndAlignedPointer( // checked that each step advanced by a multiple of the alignment. If // our base is properly aligned, then the original offset accessed // must also be. - APInt Offset(DL.getTypeStoreSizeInBits(V->getType()), 0); - return isAligned(V, Offset, Alignment, DL); + return isAligned(V, Alignment, DL); } } } |