[Hexagon] Make findLoopInstr member of HexagonInstrInfo

llvm-svn: 328367

diff --git a/llvm/lib/Target/Hexagon/HexagonInstrInfo.cpp b/llvm/lib/Target/Hexagon/HexagonInstrInfo.cpp
index 105b6ca..069cd86 100644 (file)
--- a/llvm/lib/Target/Hexagon/HexagonInstrInfo.cpp
+++ b/llvm/lib/Target/Hexagon/HexagonInstrInfo.cpp
@@ -144,9 +144,9 @@ static unsigned nonDbgMICount(MachineBasicBlock::const_instr_iterator MIB,
 /// On Hexagon, we have two instructions used to set-up the hardware loop
 /// (LOOP0, LOOP1) with corresponding endloop (ENDLOOP0, ENDLOOP1) instructions
 /// to indicate the end of a loop.
-static MachineInstr *findLoopInstr(MachineBasicBlock *BB, unsigned EndLoopOp,
-      MachineBasicBlock *TargetBB,
-      SmallPtrSet<MachineBasicBlock *, 8> &Visited) {
+MachineInstr *HexagonInstrInfo::findLoopInstr(MachineBasicBlock *BB,
+      unsigned EndLoopOp, MachineBasicBlock *TargetBB,
+      SmallPtrSet<MachineBasicBlock *, 8> &Visited) const {
   unsigned LOOPi;
   unsigned LOOPr;
   if (EndLoopOp == Hexagon::ENDLOOP0) {
@@ -1886,6 +1886,10 @@ bool HexagonInstrInfo::isAccumulator(const MachineInstr &MI) const {
   return((F >> HexagonII::AccumulatorPos) & HexagonII::AccumulatorMask);
 }
 
+bool HexagonInstrInfo::isBaseImmOffset(const MachineInstr &MI) const {
+  return getAddrMode(MI) == HexagonII::BaseImmOffset;
+}
+
 bool HexagonInstrInfo::isComplex(const MachineInstr &MI) const {
   return !isTC1(MI) && !isTC2Early(MI) && !MI.getDesc().mayLoad() &&
          !MI.getDesc().mayStore() &&

diff --git a/llvm/lib/Target/Hexagon/HexagonInstrInfo.h b/llvm/lib/Target/Hexagon/HexagonInstrInfo.h
index 39b69d1..795aa1b 100644 (file)
--- a/llvm/lib/Target/Hexagon/HexagonInstrInfo.h
+++ b/llvm/lib/Target/Hexagon/HexagonInstrInfo.h
@@ -346,7 +346,11 @@ public:
   /// HexagonInstrInfo specifics.
 
   unsigned createVR(MachineFunction *MF, MVT VT) const;
+  MachineInstr *findLoopInstr(MachineBasicBlock *BB, unsigned EndLoopOp,
+                              MachineBasicBlock *TargetBB,
+                              SmallPtrSet<MachineBasicBlock *, 8> &Visited) const;
 
+  bool isBaseImmOffset(const MachineInstr &MI) const;
   bool isAbsoluteSet(const MachineInstr &MI) const;
   bool isAccumulator(const MachineInstr &MI) const;
   bool isAddrModeWithOffset(const MachineInstr &MI) const;