From feb9f27de1ae567fce8732d6d1aad999fbfb7f92 Mon Sep 17 00:00:00 2001
From: Evan Cheng <evan.cheng@apple.com>
Date: Fri, 9 Dec 2011 06:41:08 +0000
Subject: Move isUnpredicatedTerminator() default implementation to
 TargetInstrInfoImpl to break Target's dependency on CodeGen.

llvm-svn: 146247
---
 llvm/lib/CodeGen/TargetInstrInfoImpl.cpp | 13 +++++++++++++
 1 file changed, 13 insertions(+)

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

diff --git a/llvm/lib/CodeGen/TargetInstrInfoImpl.cpp b/llvm/lib/CodeGen/TargetInstrInfoImpl.cpp
index 5115d5bd07a..ccbda9870e7 100644
--- a/llvm/lib/CodeGen/TargetInstrInfoImpl.cpp
+++ b/llvm/lib/CodeGen/TargetInstrInfoImpl.cpp
@@ -139,6 +139,19 @@ bool TargetInstrInfoImpl::findCommutedOpIndices(MachineInstr *MI,
 }
 
 
+bool
+TargetInstrInfoImpl::isUnpredicatedTerminator(const MachineInstr *MI) const {
+  if (!MI->isTerminator()) return false;
+
+  // Conditional branch is a special case.
+  if (MI->isBranch() && !MI->isBarrier())
+    return true;
+  if (!MI->isPredicable())
+    return true;
+  return !isPredicated(MI);
+}
+
+
 bool TargetInstrInfoImpl::PredicateInstruction(MachineInstr *MI,
                             const SmallVectorImpl<MachineOperand> &Pred) const {
   bool MadeChange = false;
-- 
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