commit 530086925695f074b0e1e38a0d88ee6a4c91c54c
author Venkatraman Govindaraju <venkatra@cs.wisc.edu> Wed May 29 04:46:31 2013 +0000
committer Venkatraman Govindaraju <venkatra@cs.wisc.edu> Wed May 29 04:46:31 2013 +0000
tree 3f0208636976c50c5a15795252265ff6a59225e6
parent 0cf4adbcef584cb56254e253b47315b4c3d073ec

[Sparc] Add support for leaf functions in sparc backend. 


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182822 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/Sparc/SparcFrameLowering.h

diff --git a/lib/Target/Sparc/SparcFrameLowering.h b/lib/Target/Sparc/SparcFrameLowering.h
index 4a3cef7..731b1fb 100644
--- a/lib/Target/Sparc/SparcFrameLowering.h
+++ b/lib/Target/Sparc/SparcFrameLowering.h
@@ -40,6 +40,15 @@
 
   bool hasReservedCallFrame(const MachineFunction &MF) const;
   bool hasFP(const MachineFunction &MF) const;
+  void processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
+                                            RegScavenger *RS = NULL) const;
+
+private:
+  //Remap input registers to output registers for leaf procedure.
+  void remapRegsForLeafProc(MachineFunction &MF) const;
+
+  //Returns true if MF is a leaf procedure.
+  bool isLeafProc(MachineFunction &MF) const;
 };
 
 } // End llvm namespace