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| author | Eli Friedman <eli.friedman@gmail.com> | 2011-08-17 22:22:24 +0000 |
|---|---|---|
| committer | Eli Friedman <eli.friedman@gmail.com> | 2011-08-17 22:22:24 +0000 |
| commit | 56efe24431b045be120d1fd5f6b0aa43a6b01c48 (patch) | |
| tree | 61079456e621c36efec6f4efff6f91faaa0d8c76 /lib/Transforms/Scalar/GVN.cpp | |
| parent | 0dd80b0d695b94b3baa8ec9195e9b41f3493da4f (diff) | |
Atomic load/store handling for the passes using memdep (GVN, DSE, memcpyopt).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137888 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Scalar/GVN.cpp')
| -rw-r--r-- | lib/Transforms/Scalar/GVN.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/Transforms/Scalar/GVN.cpp b/lib/Transforms/Scalar/GVN.cpp index 9785b31892..3b4c252990 100644 --- a/lib/Transforms/Scalar/GVN.cpp +++ b/lib/Transforms/Scalar/GVN.cpp @@ -982,8 +982,8 @@ static Value *GetLoadValueForLoad(LoadInst *SrcVal, unsigned Offset, unsigned SrcValSize = TD.getTypeStoreSize(SrcVal->getType()); unsigned LoadSize = TD.getTypeStoreSize(LoadTy); if (Offset+LoadSize > SrcValSize) { - assert(!SrcVal->isVolatile() && "Cannot widen volatile load!"); - assert(isa<IntegerType>(SrcVal->getType())&&"Can't widen non-integer load"); + assert(SrcVal->isSimple() && "Cannot widen volatile/atomic load!"); + assert(SrcVal->getType()->isIntegerTy() && "Can't widen non-integer load"); // If we have a load/load clobber an DepLI can be widened to cover this // load, then we should widen it to the next power of 2 size big enough! unsigned NewLoadSize = Offset+LoadSize; @@ -1669,7 +1669,7 @@ bool GVN::processLoad(LoadInst *L) { if (!MD) return false; - if (L->isVolatile()) + if (!L->isSimple()) return false; if (L->use_empty()) { |