From b0f4e389dba74e5d4692bc42d155950e96c92eaf Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Fri, 8 Oct 2004 22:24:31 +0000
Subject: [PATCH] Fix a major regression from the bugfix for
 2004-10-08-SelectSetCCFold.llx, which prevented setcc's from being folded
 into branches.  It appears that conditional branchinst's CC operand is
 actually operand(2), not operand(0) as we might expect. :(

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16859 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/X86/X86ISelSimple.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Target/X86/X86ISelSimple.cpp b/lib/Target/X86/X86ISelSimple.cpp
index ff0ba759183..3b779363e0b 100644
--- a/lib/Target/X86/X86ISelSimple.cpp
+++ b/lib/Target/X86/X86ISelSimple.cpp
@@ -848,7 +848,7 @@ static SetCondInst *canFoldSetCCIntoBranchOrSelect(Value *V) {
           (getClassB(SCI->getOperand(0)->getType()) != cLong ||
            SCI->getOpcode() == Instruction::SetEQ ||
            SCI->getOpcode() == Instruction::SetNE) &&
-          User->getOperand(0) == V)
+          (isa<BranchInst>(User) || User->getOperand(0) == V))
         return SCI;
     }
   return 0;