diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/GVN.cpp | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/llvm/lib/Transforms/Scalar/GVN.cpp b/llvm/lib/Transforms/Scalar/GVN.cpp index 7e937bf954a..97ec1eab654 100644 --- a/llvm/lib/Transforms/Scalar/GVN.cpp +++ b/llvm/lib/Transforms/Scalar/GVN.cpp @@ -1552,9 +1552,10 @@ bool GVN::PerformLoadPRE(LoadInst *LI, AvailValInBlkVect &ValuesPerBlock, BasicBlock *UnavailablePred = PredLoad.first; Value *LoadPtr = PredLoad.second; - Instruction *NewLoad = new LoadInst(LoadPtr, LI->getName()+".pre", false, - LI->getAlignment(), - UnavailablePred->getTerminator()); + auto *NewLoad = new LoadInst(LoadPtr, LI->getName()+".pre", + LI->isVolatile(), LI->getAlignment(), + LI->getOrdering(), LI->getSynchScope(), + UnavailablePred->getTerminator()); // Transfer the old load's AA tags to the new load. AAMDNodes Tags; @@ -1664,11 +1665,6 @@ bool GVN::processNonLocalLoad(LoadInst *LI) { return true; } - // This code hasn't been audited for atomic, ordered, or volatile memory - // access. - if (!LI->isSimple()) - return false; - // Step 4: Eliminate partial redundancy. if (!EnablePRE || !EnableLoadPRE) return false; |
