From: Jakob Stoklund Olesen <stoklund@2pi.dk>
Date: Fri, 2 Sep 2011 23:52:49 +0000 (+0000)
Subject: Use existing function.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=4a1b9d82a4872c02bbe648f70a3595006cef8d40;p=oota-llvm.git

Use existing function.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139055 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index f21fca7270e..8005408412b 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -11633,13 +11633,9 @@ X86TargetLowering::EmitLoweredSelect(MachineInstr *MI,
 
   // If the EFLAGS register isn't dead in the terminator, then claim that it's
   // live into the sink and copy blocks.
-  for (unsigned I = 0, E = MI->getNumOperands(); I != E; ++I) {
-    const MachineOperand &MO = MI->getOperand(I);
-    if (!MO.isReg() || !MO.isUse() || MO.isKill()) continue;
-    unsigned Reg = MO.getReg();
-    if (Reg != X86::EFLAGS) continue;
-    copy0MBB->addLiveIn(Reg);
-    sinkMBB->addLiveIn(Reg);
+  if (!MI->killsRegister(X86::EFLAGS)) {
+    copy0MBB->addLiveIn(X86::EFLAGS);
+    sinkMBB->addLiveIn(X86::EFLAGS);
   }
 
   // Transfer the remainder of BB and its successor edges to sinkMBB.