[llvm-commits] [llvm] r131258 - /llvm/trunk/lib/CodeGen/BranchFolding.cpp
Evan Cheng
evan.cheng at apple.com
Thu May 12 15:35:48 PDT 2011
Author: evancheng
Date: Thu May 12 17:35:48 2011
New Revision: 131258
URL: http://llvm.org/viewvc/llvm-project?rev=131258&view=rev
Log:
Update comment.
Modified:
llvm/trunk/lib/CodeGen/BranchFolding.cpp
Modified: llvm/trunk/lib/CodeGen/BranchFolding.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/BranchFolding.cpp?rev=131258&r1=131257&r2=131258&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/BranchFolding.cpp (original)
+++ llvm/trunk/lib/CodeGen/BranchFolding.cpp Thu May 12 17:35:48 2011
@@ -1351,8 +1351,6 @@
/// HoistCommonCode - Hoist common instruction sequences at the start of basic
/// blocks to their common predecessor.
-/// NOTE: This optimization does not update live-in information so it must be
-/// run after all passes that require correct liveness information.
bool BranchFolder::HoistCommonCode(MachineFunction &MF) {
bool MadeChange = false;
for (MachineFunction::iterator I = MF.begin(), E = MF.end(); I != E; ) {
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