projects
/
oota-llvm.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
|
inline
| side by side
[PeepholeOptimizer] Refactor the advanced copy optimization to take advantage of
[oota-llvm.git]
/
lib
/
CodeGen
/
Passes.cpp
diff --git
a/lib/CodeGen/Passes.cpp
b/lib/CodeGen/Passes.cpp
index bac0433dc8711aaa47e321fbee613c6c6694dcf3..319c2c865039829f05a43a91c9410a6f7f78010a 100644
(file)
--- a/
lib/CodeGen/Passes.cpp
+++ b/
lib/CodeGen/Passes.cpp
@@
-607,6
+607,9
@@
void TargetPassConfig::addMachineSSAOptimization() {
printAndVerify("After Machine LICM, CSE and Sinking passes");
addPass(&PeepholeOptimizerID);
printAndVerify("After Machine LICM, CSE and Sinking passes");
addPass(&PeepholeOptimizerID);
+ // Clean-up the dead code that may have been generated by peephole
+ // rewriting.
+ addPass(&DeadMachineInstructionElimID);
printAndVerify("After codegen peephole optimization pass");
}
printAndVerify("After codegen peephole optimization pass");
}