Changes in directory llvm/lib/CodeGen:
LLVMTargetMachine.cpp updated: 1.2 -> 1.3
---
Log message:
add the branch folding pass as a late cleanup pass for all targets. For now
it just deletes empty MBB's. Soon it will do more :)
---
Diffs of the changes: (+3 -0)
LLVMTargetMachine.cpp | 3 +++
1 files changed, 3 insertions(+)
Index: llvm/lib/CodeGen/LLVMTargetMachine.cpp
diff -u llvm/lib/CodeGen/LLVMTargetMachine.cpp:1.2
llvm/lib/CodeGen/LLVMTargetMachine.cpp:1.3
--- llvm/lib/CodeGen/LLVMTargetMachine.cpp:1.2 Mon Sep 4 01:21:35 2006
+++ llvm/lib/CodeGen/LLVMTargetMachine.cpp Fri Oct 13 15:45:56 2006
@@ -63,6 +63,9 @@
// Insert prolog/epilog code. Eliminate abstract frame index references...
PM.add(createPrologEpilogCodeInserter());
+ // Branch folding must be run after regalloc and prolog/epilog insertion.
+ PM.add(createBranchFoldingPass());
+
if (PrintMachineCode) // Print the register-allocated code
PM.add(createMachineFunctionPrinterPass(&std::cerr));
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