From 9c9641812c3b1ce55b3aefb3d0a9a06bd78d0b88 Mon Sep 17 00:00:00 2001
From: Manman Ren <mren@apple.com>
Date: Wed, 6 Jun 2012 23:53:03 +0000
Subject: Revert r157755.

The commit is intended to fix rdar://11540023.
It is implemented as part of peephole optimization. We can actually implement
this in the SelectionDAG lowering phase.

llvm-svn: 158122
---
 llvm/lib/CodeGen/PeepholeOptimizer.cpp | 1 -
 1 file changed, 1 deletion(-)

(limited to 'llvm/lib/CodeGen/PeepholeOptimizer.cpp')

diff --git a/llvm/lib/CodeGen/PeepholeOptimizer.cpp b/llvm/lib/CodeGen/PeepholeOptimizer.cpp
index d7d112f1d97..81cf9011d1d 100644
--- a/llvm/lib/CodeGen/PeepholeOptimizer.cpp
+++ b/llvm/lib/CodeGen/PeepholeOptimizer.cpp
@@ -472,7 +472,6 @@ bool PeepholeOptimizer::runOnMachineFunction(MachineFunction &MF) {
         if (SeenMoveImm)
           Changed |= foldImmediate(MI, MBB, ImmDefRegs, ImmDefMIs);
       }
-      Changed |= TII->OptimizeSubInstr(MI, MRI);
 
       First = false;
       PMII = MII;
-- 
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