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-rw-r--r--lib/CodeGen/LLVMTargetMachine.cpp6
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/CodeGen/LLVMTargetMachine.cpp b/lib/CodeGen/LLVMTargetMachine.cpp
index 4e3982df62..b50b275392 100644
--- a/lib/CodeGen/LLVMTargetMachine.cpp
+++ b/lib/CodeGen/LLVMTargetMachine.cpp
@@ -78,6 +78,9 @@ LLVMTargetMachine::addPassesToEmitFile(FunctionPassManager &PM,
// Insert prolog/epilog code. Eliminate abstract frame index references...
PM.add(createPrologEpilogCodeInserter());
+ // Second pass scheduler.
+ PM.add(createPostRAScheduler());
+
// Branch folding must be run after regalloc and prolog/epilog insertion.
if (!Fast)
PM.add(createBranchFoldingPass(getEnableTailMergeDefault()));
@@ -181,6 +184,9 @@ bool LLVMTargetMachine::addPassesToEmitMachineCode(FunctionPassManager &PM,
if (PrintMachineCode) // Print the register-allocated code
PM.add(createMachineFunctionPrinterPass(cerr));
+ // Second pass scheduler.
+ PM.add(createPostRAScheduler());
+
// Branch folding must be run after regalloc and prolog/epilog insertion.
if (!Fast)
PM.add(createBranchFoldingPass(getEnableTailMergeDefault()));