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Diffstat (limited to 'lib/CodeGen/LLVMTargetMachine.cpp')
-rw-r--r--lib/CodeGen/LLVMTargetMachine.cpp12
1 files changed, 6 insertions, 6 deletions
diff --git a/lib/CodeGen/LLVMTargetMachine.cpp b/lib/CodeGen/LLVMTargetMachine.cpp
index b98fbed695..0255b28a49 100644
--- a/lib/CodeGen/LLVMTargetMachine.cpp
+++ b/lib/CodeGen/LLVMTargetMachine.cpp
@@ -388,6 +388,12 @@ bool LLVMTargetMachine::addCommonCodeGenPasses(PassManagerBase &PM,
// Expand pseudo-instructions emitted by ISel.
PM.add(createExpandISelPseudosPass());
+ // Pre-ra tail duplication.
+ if (OptLevel != CodeGenOpt::None && !DisableEarlyTailDup) {
+ PM.add(createTailDuplicatePass(true));
+ printAndVerify(PM, "After Pre-RegAlloc TailDuplicate");
+ }
+
// Optimize PHIs before DCE: removing dead PHI cycles may make more
// instructions dead.
if (OptLevel != CodeGenOpt::None)
@@ -416,12 +422,6 @@ bool LLVMTargetMachine::addCommonCodeGenPasses(PassManagerBase &PM,
printAndVerify(PM, "After codegen peephole optimization pass");
}
- // Pre-ra tail duplication.
- if (OptLevel != CodeGenOpt::None && !DisableEarlyTailDup) {
- PM.add(createTailDuplicatePass(true));
- printAndVerify(PM, "After Pre-RegAlloc TailDuplicate");
- }
-
// Run pre-ra passes.
if (addPreRegAlloc(PM, OptLevel))
printAndVerify(PM, "After PreRegAlloc passes");