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[WebAssembly] Fix WebAssemblyPeephole to set Changed to true when making changes.
author
Dan Gohman
<dan433584@gmail.com>
Thu, 10 Dec 2015 14:16:34 +0000
(14:16 +0000)
committer
Dan Gohman
<dan433584@gmail.com>
Thu, 10 Dec 2015 14:16:34 +0000
(14:16 +0000)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@255252
91177308
-0d34-0410-b5e6-
96231b3b80d8
lib/Target/WebAssembly/WebAssemblyPeephole.cpp
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diff --git
a/lib/Target/WebAssembly/WebAssemblyPeephole.cpp
b/lib/Target/WebAssembly/WebAssemblyPeephole.cpp
index 77514bbde7ef49e08b0e8986bbcd65f334eb32fe..ab539e1c287062bd0c19286a557ef1289b1d264c 100644
(file)
--- a/
lib/Target/WebAssembly/WebAssemblyPeephole.cpp
+++ b/
lib/Target/WebAssembly/WebAssemblyPeephole.cpp
@@
-70,6
+70,7
@@
bool WebAssemblyPeephole::runOnMachineFunction(MachineFunction &MF) {
MachineOperand &MO = MI.getOperand(0);
unsigned OldReg = MO.getReg();
if (OldReg == MI.getOperand(3).getReg()) {
+ Changed = true;
unsigned NewReg = MRI.createVirtualRegister(MRI.getRegClass(OldReg));
MO.setReg(NewReg);
MO.setIsDead();