From: Andrew Trick <atrick@apple.com>
Date: Wed, 8 Feb 2012 02:17:25 +0000 (+0000)
Subject: Added MachineInstr::isBundled() to check if an instruction is part of a bundle.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=99a7a13f4aa5bf8f272c95f7b09ba997d2b30a35;p=oota-llvm.git

Added MachineInstr::isBundled() to check if an instruction is part of a bundle.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150044 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/CodeGen/MachineInstr.h b/include/llvm/CodeGen/MachineInstr.h
index f1c1cd129f8..9a8ac7c029e 100644
--- a/include/llvm/CodeGen/MachineInstr.h
+++ b/include/llvm/CodeGen/MachineInstr.h
@@ -230,6 +230,10 @@ public:
       clearFlag(InsideBundle);
   }
 
+  /// isBundled - Return true if this instruction part of a bundle. This is true
+  /// if either itself or its following instruction is marked "InsideBundle".
+  bool isBundled() const;
+
   /// getDebugLoc - Returns the debug location id of this MachineInstr.
   ///
   DebugLoc getDebugLoc() const { return debugLoc; }
diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp
index cea75ef4b4d..4da4997ab67 100644
--- a/lib/CodeGen/LiveIntervalAnalysis.cpp
+++ b/lib/CodeGen/LiveIntervalAnalysis.cpp
@@ -904,7 +904,7 @@ void LiveIntervals::moveInstr(MachineBasicBlock::iterator insertPt,
   assert((insertPt == mbb->end() || insertPt->getParent() == mbb) &&
          "Cannot handle moves across basic block boundaries.");
   assert(&*insertPt != mi && "No-op move requested?");
-  assert(!mi->isInsideBundle() && "Can't handle bundled instructions yet.");
+  assert(!mi->isBundled() && "Can't handle bundled instructions yet.");
 
   // Grab the original instruction index.
   SlotIndex origIdx = indexes_->getInstructionIndex(mi);
diff --git a/lib/CodeGen/MachineInstr.cpp b/lib/CodeGen/MachineInstr.cpp
index de2082a779b..fc5822da077 100644
--- a/lib/CodeGen/MachineInstr.cpp
+++ b/lib/CodeGen/MachineInstr.cpp
@@ -890,6 +890,16 @@ unsigned MachineInstr::getNumExplicitOperands() const {
   return NumOperands;
 }
 
+/// isBundled - Return true if this instruction part of a bundle. This is true
+/// if either itself or its following instruction is marked "InsideBundle".
+bool MachineInstr::isBundled() const {
+  if (isInsideBundle())
+    return true;
+  MachineBasicBlock::const_instr_iterator nextMI = this;
+  ++nextMI;
+  return nextMI != Parent->instr_end() && nextMI->isInsideBundle();
+}
+
 bool MachineInstr::isStackAligningInlineAsm() const {
   if (isInlineAsm()) {
     unsigned ExtraInfo = getOperand(InlineAsm::MIOp_ExtraInfo).getImm();