diff options
| -rw-r--r-- | llvm/lib/Target/WebAssembly/WebAssemblyStoreResults.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/llvm/lib/Target/WebAssembly/WebAssemblyStoreResults.cpp b/llvm/lib/Target/WebAssembly/WebAssemblyStoreResults.cpp index 21122ba2b2e..650143a9409 100644 --- a/llvm/lib/Target/WebAssembly/WebAssemblyStoreResults.cpp +++ b/llvm/lib/Target/WebAssembly/WebAssemblyStoreResults.cpp @@ -71,6 +71,7 @@ bool WebAssemblyStoreResults::runOnMachineFunction(MachineFunction &MF) { const MachineRegisterInfo &MRI = MF.getRegInfo(); MachineDominatorTree &MDT = getAnalysis<MachineDominatorTree>(); + bool Changed = false; assert(MRI.isSSA() && "StoreResults depends on SSA form"); @@ -108,6 +109,7 @@ bool WebAssemblyStoreResults::runOnMachineFunction(MachineFunction &MF) { if (&MI == Where || !MDT.dominates(&MI, Where)) continue; } + Changed = true; DEBUG(dbgs() << "Setting operand " << O << " in " << *Where << " from " << MI << "\n"); O.setReg(ToReg); @@ -115,5 +117,5 @@ bool WebAssemblyStoreResults::runOnMachineFunction(MachineFunction &MF) { } } - return true; + return Changed; } |
