commit 32d1bb9fe7eadcd5088e8048cfd952fc6178604e
author Evan Cheng <evan.cheng@apple.com> Sat May 22 01:47:14 2010 +0000
committer Evan Cheng <evan.cheng@apple.com> Sat May 22 01:47:14 2010 +0000
tree 03c6a5233110f4bf94d5c13134bc803e1dbbdd3c
parent 237b7dd26af11c4e0e8d1acc829cf12bfb50cd1a

Implement @llvm.returnaddress. rdar://8015977.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104421 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/MSP430/MSP430ISelLowering.cpp

diff --git a/lib/Target/MSP430/MSP430ISelLowering.cpp b/lib/Target/MSP430/MSP430ISelLowering.cpp
index 51565bb..403400e 100644
--- a/lib/Target/MSP430/MSP430ISelLowering.cpp
+++ b/lib/Target/MSP430/MSP430ISelLowering.cpp
@@ -897,6 +897,9 @@
 
 SDValue MSP430TargetLowering::LowerRETURNADDR(SDValue Op,
                                               SelectionDAG &DAG) const {
+  MachineFrameInfo *MFI = DAG.getMachineFunction().getFrameInfo();
+  MFI->setReturnAddressIsTaken(true);
+
   unsigned Depth = cast<ConstantSDNode>(Op.getOperand(0))->getZExtValue();
   DebugLoc dl = Op.getDebugLoc();
 
@@ -920,6 +923,7 @@
                                              SelectionDAG &DAG) const {
   MachineFrameInfo *MFI = DAG.getMachineFunction().getFrameInfo();
   MFI->setFrameAddressIsTaken(true);
+
   EVT VT = Op.getValueType();
   DebugLoc dl = Op.getDebugLoc();  // FIXME probably not meaningful
   unsigned Depth = cast<ConstantSDNode>(Op.getOperand(0))->getZExtValue();

lib/Target/MSP430/MSP430InstrInfo.cpp

diff --git a/lib/Target/MSP430/MSP430InstrInfo.cpp b/lib/Target/MSP430/MSP430InstrInfo.cpp
index 527cf1f..18226ab 100644
--- a/lib/Target/MSP430/MSP430InstrInfo.cpp
+++ b/lib/Target/MSP430/MSP430InstrInfo.cpp
@@ -130,7 +130,8 @@
 bool
 MSP430InstrInfo::spillCalleeSavedRegisters(MachineBasicBlock &MBB,
                                            MachineBasicBlock::iterator MI,
-                                const std::vector<CalleeSavedInfo> &CSI) const {
+                                        const std::vector<CalleeSavedInfo> &CSI,
+                                          const TargetRegisterInfo *TRI) const {
   if (CSI.empty())
     return false;
 
@@ -154,7 +155,8 @@
 bool
 MSP430InstrInfo::restoreCalleeSavedRegisters(MachineBasicBlock &MBB,
                                              MachineBasicBlock::iterator MI,
-                                const std::vector<CalleeSavedInfo> &CSI) const {
+                                        const std::vector<CalleeSavedInfo> &CSI,
+                                          const TargetRegisterInfo *TRI) const {
   if (CSI.empty())
     return false;
 

lib/Target/MSP430/MSP430InstrInfo.h

diff --git a/lib/Target/MSP430/MSP430InstrInfo.h b/lib/Target/MSP430/MSP430InstrInfo.h
index 450f3aa..842b4cb 100644
--- a/lib/Target/MSP430/MSP430InstrInfo.h
+++ b/lib/Target/MSP430/MSP430InstrInfo.h
@@ -73,10 +73,12 @@
 
   virtual bool spillCalleeSavedRegisters(MachineBasicBlock &MBB,
                                          MachineBasicBlock::iterator MI,
-                                 const std::vector<CalleeSavedInfo> &CSI) const;
+                                        const std::vector<CalleeSavedInfo> &CSI,
+                                         const TargetRegisterInfo *TRI) const;
   virtual bool restoreCalleeSavedRegisters(MachineBasicBlock &MBB,
                                            MachineBasicBlock::iterator MI,
-                                 const std::vector<CalleeSavedInfo> &CSI) const;
+                                        const std::vector<CalleeSavedInfo> &CSI,
+                                           const TargetRegisterInfo *TRI) const;
 
   unsigned GetInstSizeInBytes(const MachineInstr *MI) const;