[llvm-commits] CVS: llvm/lib/Target/MRegisterInfo.cpp

[Jim Laskey]

Changes in directory llvm/lib/Target:

MRegisterInfo.cpp updated: 1.12 -> 1.13
---
Log message:

Expose base register for DwarfWriter.  Refactor code accordingly.


---
Diffs of the changes:  (+16 -0)

 MRegisterInfo.cpp |   16 ++++++++++++++++
 1 files changed, 16 insertions(+)


Index: llvm/lib/Target/MRegisterInfo.cpp
diff -u llvm/lib/Target/MRegisterInfo.cpp:1.12 llvm/lib/Target/MRegisterInfo.cpp:1.13
--- llvm/lib/Target/MRegisterInfo.cpp:1.12	Wed Feb  1 12:10:56 2006
+++ llvm/lib/Target/MRegisterInfo.cpp	Tue Mar 28 07:48:33 2006
@@ -12,6 +12,11 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/Target/MRegisterInfo.h"
+
+#include "llvm/CodeGen/MachineFunction.h"
+#include "llvm/CodeGen/MachineFrameInfo.h"
+#include "llvm/CodeGen/MachineLocation.h"
+
 using namespace llvm;
 
 MRegisterInfo::MRegisterInfo(const TargetRegisterDesc *D, unsigned NR,
@@ -38,3 +43,14 @@
   }
   return Allocatable;
 }
+
+/// getLocation - This method should return the actual location of a frame
+/// variable given the frame index.  The location is returned in ML.
+/// Subclasses should override this method for special handling of frame
+/// variables and then call MRegisterInfo::getLocation for the default action.
+void MRegisterInfo::getLocation(MachineFunction &MF, unsigned Index,
+                        MachineLocation &ML) const {
+  MachineFrameInfo *MFI = MF.getFrameInfo();
+  ML.set(getFrameRegister(MF),
+         MFI->getObjectOffset(Index) + MFI->getStackSize());
+}