diff options
Diffstat (limited to 'lib/Transforms/Scalar/MemCpyOptimizer.cpp')
-rw-r--r-- | lib/Transforms/Scalar/MemCpyOptimizer.cpp | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/lib/Transforms/Scalar/MemCpyOptimizer.cpp b/lib/Transforms/Scalar/MemCpyOptimizer.cpp index 6d27327991..acc6630d42 100644 --- a/lib/Transforms/Scalar/MemCpyOptimizer.cpp +++ b/lib/Transforms/Scalar/MemCpyOptimizer.cpp @@ -629,18 +629,18 @@ bool MemCpyOpt::processMemCpy(MemCpyInst* M) { // The are two possible optimizations we can do for memcpy: // a) memcpy-memcpy xform which exposes redundance for DSE // b) call-memcpy xform for return slot optimization - Instruction* dep = MD.getDependency(M); - if (dep == MemoryDependenceAnalysis::None || - dep == MemoryDependenceAnalysis::NonLocal) + MemoryDependenceAnalysis::DepResultTy dep = MD.getDependency(M); + if (dep.getInt() == MemoryDependenceAnalysis::None || + dep.getInt() == MemoryDependenceAnalysis::NonLocal) return false; - else if (!isa<MemCpyInst>(dep)) { - if (CallInst* C = dyn_cast<CallInst>(dep)) + else if (!isa<MemCpyInst>(dep.getPointer())) { + if (CallInst* C = dyn_cast<CallInst>(dep.getPointer())) return performCallSlotOptzn(M, C); else return false; } - MemCpyInst* MDep = cast<MemCpyInst>(dep); + MemCpyInst* MDep = cast<MemCpyInst>(dep.getPointer()); // We can only transforms memcpy's where the dest of one is the source of the // other @@ -691,7 +691,7 @@ bool MemCpyOpt::processMemCpy(MemCpyInst* M) { // If C and M don't interfere, then this is a valid transformation. If they // did, this would mean that the two sources overlap, which would be bad. - if (MD.getDependency(C) == MDep) { + if (MD.getDependency(C) == dep) { MD.dropInstruction(M); M->eraseFromParent(); |