From 2a88555e0d92a22b50966b223bab19d8518a8f27 Mon Sep 17 00:00:00 2001
From: Jyotsna Verma <jverma@codeaurora.org>
Date: Fri, 29 Mar 2013 21:09:53 +0000
Subject: [PATCH] Hexagon: Add emitFrameIndexDebugValue function to emit debug
 information.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178368 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/Hexagon/HexagonInstrInfo.cpp | 9 +++++++++
 lib/Target/Hexagon/HexagonInstrInfo.h   | 5 +++++
 2 files changed, 14 insertions(+)

diff --git a/lib/Target/Hexagon/HexagonInstrInfo.cpp b/lib/Target/Hexagon/HexagonInstrInfo.cpp
index c403d0101f7..60b12ac01c9 100644
--- a/lib/Target/Hexagon/HexagonInstrInfo.cpp
+++ b/lib/Target/Hexagon/HexagonInstrInfo.cpp
@@ -537,6 +537,15 @@ MachineInstr *HexagonInstrInfo::foldMemoryOperandImpl(MachineFunction &MF,
   return(0);
 }
 
+MachineInstr*
+HexagonInstrInfo::emitFrameIndexDebugValue(MachineFunction &MF,
+                                           int FrameIx, uint64_t Offset,
+                                           const MDNode *MDPtr,
+                                           DebugLoc DL) const {
+  MachineInstrBuilder MIB = BuildMI(MF, DL, get(Hexagon::DBG_VALUE))
+    .addImm(0).addImm(Offset).addMetadata(MDPtr);
+  return &*MIB;
+}
 
 unsigned HexagonInstrInfo::createVR(MachineFunction* MF, MVT VT) const {
 
diff --git a/lib/Target/Hexagon/HexagonInstrInfo.h b/lib/Target/Hexagon/HexagonInstrInfo.h
index 47e815d6238..5df13a88b5d 100644
--- a/lib/Target/Hexagon/HexagonInstrInfo.h
+++ b/lib/Target/Hexagon/HexagonInstrInfo.h
@@ -141,6 +141,11 @@ public:
   isProfitableToDupForIfCvt(MachineBasicBlock &MBB,unsigned NumCycles,
                             const BranchProbability &Probability) const;
 
+  virtual MachineInstr *emitFrameIndexDebugValue(MachineFunction &MF,
+                                                 int FrameIx,
+                                                 uint64_t Offset,
+                                                 const MDNode *MDPtr,
+                                                 DebugLoc DL) const;
   virtual DFAPacketizer*
   CreateTargetScheduleState(const TargetMachine *TM,
                             const ScheduleDAG *DAG) const;