From 97b9b97853d7e4fbb5c8460ef28126013c76e9a9 Mon Sep 17 00:00:00 2001
From: Evan Cheng <evan.cheng@apple.com>
Date: Tue, 17 Aug 2010 01:20:36 +0000
Subject: PHI elimination should not break back edge. It can cause some
 significant code placement issues. rdar://8263994

good:
LBB0_2:
  mov     r2, r0
  . . .
  mov     r1, r2
  bne     LBB0_2

bad:
LBB0_2:
  mov     r2, r0
  . . .
@ BB#3:
  mov     r1, r2
  b       LBB0_2


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111221 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/CodeGen/X86/lsr-reuse.ll | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'test/CodeGen/X86/lsr-reuse.ll')

diff --git a/test/CodeGen/X86/lsr-reuse.ll b/test/CodeGen/X86/lsr-reuse.ll
index b7e69b84bf..d2ff58be10 100644
--- a/test/CodeGen/X86/lsr-reuse.ll
+++ b/test/CodeGen/X86/lsr-reuse.ll
@@ -464,7 +464,7 @@ bb5:                                              ; preds = %bb3, %entry
 
 ; And the one at %bb68, where we want to be sure to use superhero mode:
 
-; CHECK:      BB10_10:
+; CHECK:      BB10_9:
 ; CHECK-NEXT:   movaps  48(%r{{[^,]*}}), %xmm{{.*}}
 ; CHECK-NEXT:   mulps   %xmm{{.*}}, %xmm{{.*}}
 ; CHECK-NEXT:   movaps  32(%r{{[^,]*}}), %xmm{{.*}}
@@ -484,7 +484,7 @@ bb5:                                              ; preds = %bb3, %entry
 ; CHECK-NEXT:   addq    $64, %r{{.*}}
 ; CHECK-NEXT:   addq    $64, %r{{.*}}
 ; CHECK-NEXT:   addq    $-16, %r{{.*}}
-; CHECK-NEXT: BB10_11:
+; CHECK-NEXT: BB10_10:
 ; CHECK-NEXT:   cmpq    $15, %r{{.*}}
 ; CHECK-NEXT:   jg
 
-- 
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