From: Bob Wilson <bob.wilson@apple.com>
Date: Wed, 18 Nov 2009 23:48:57 +0000 (+0000)
Subject: There should be no need to keep renumbering blocks during tail duplication.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=fbb6b67df086fa5ed54e2ff27c15e4c087883957;p=oota-llvm.git

There should be no need to keep renumbering blocks during tail duplication.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89275 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/BranchFolding.cpp b/lib/CodeGen/BranchFolding.cpp
index 871d6dc5765..f807e8fa261 100644
--- a/lib/CodeGen/BranchFolding.cpp
+++ b/lib/CodeGen/BranchFolding.cpp
@@ -1011,9 +1011,6 @@ static bool IsBetterFallthrough(MachineBasicBlock *MBB1,
 bool BranchFolder::TailDuplicateBlocks(MachineFunction &MF) {
   bool MadeChange = false;
 
-  // Make sure blocks are numbered in order
-  MF.RenumberBlocks();
-
   for (MachineFunction::iterator I = ++MF.begin(), E = MF.end(); I != E; ) {
     MachineBasicBlock *MBB = I++;