diff options
Diffstat (limited to 'llvm/lib/CodeGen/StackSlotColoring.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/StackSlotColoring.cpp | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/llvm/lib/CodeGen/StackSlotColoring.cpp b/llvm/lib/CodeGen/StackSlotColoring.cpp index 1d0aa687337..17f6b83a619 100644 --- a/llvm/lib/CodeGen/StackSlotColoring.cpp +++ b/llvm/lib/CodeGen/StackSlotColoring.cpp @@ -418,7 +418,9 @@ bool StackSlotColoring::RemoveDeadStores(MachineBasicBlock* MBB) { unsigned LoadReg = 0; unsigned StoreReg = 0; - if (!(LoadReg = TII->isLoadFromStackSlot(*I, FirstSS))) + unsigned LoadSize = 0; + unsigned StoreSize = 0; + if (!(LoadReg = TII->isLoadFromStackSlot(*I, FirstSS, LoadSize))) continue; // Skip the ...pseudo debugging... instructions between a load and store. while ((NextMI != E) && NextMI->isDebugValue()) { @@ -426,9 +428,11 @@ bool StackSlotColoring::RemoveDeadStores(MachineBasicBlock* MBB) { ++I; } if (NextMI == E) continue; - if (!(StoreReg = TII->isStoreToStackSlot(*NextMI, SecondSS))) + if (!(StoreReg = TII->isStoreToStackSlot(*NextMI, SecondSS, StoreSize))) + continue; + if (FirstSS != SecondSS || LoadReg != StoreReg || FirstSS == -1 || + LoadSize != StoreSize) continue; - if (FirstSS != SecondSS || LoadReg != StoreReg || FirstSS == -1) continue; ++NumDead; changed = true; |
