[llvm-commits] CVS: llvm/include/llvm/Target/MRegisterInfo.h
Jim Laskey
jlaskey at apple.com
Tue Mar 28 05:48:49 PST 2006
Changes in directory llvm/include/llvm/Target:
MRegisterInfo.h updated: 1.72 -> 1.73
---
Log message:
Expose base register for DwarfWriter. Refactor code accordingly.
---
Diffs of the changes: (+11 -1)
MRegisterInfo.h | 12 +++++++++++-
1 files changed, 11 insertions(+), 1 deletion(-)
Index: llvm/include/llvm/Target/MRegisterInfo.h
diff -u llvm/include/llvm/Target/MRegisterInfo.h:1.72 llvm/include/llvm/Target/MRegisterInfo.h:1.73
--- llvm/include/llvm/Target/MRegisterInfo.h:1.72 Fri Mar 24 10:18:42 2006
+++ llvm/include/llvm/Target/MRegisterInfo.h Tue Mar 28 07:48:33 2006
@@ -343,10 +343,20 @@
virtual void emitEpilogue(MachineFunction &MF,
MachineBasicBlock &MBB) const = 0;
+ //===--------------------------------------------------------------------===//
+ /// Debug information queries.
+
+ /// getFrameRegister - This method should return the register used as a base
+ /// for values allocated in the current stack frame. This value should be
+ /// returned as a dwarf register number (getDwarfRegNum.)
+ virtual unsigned getFrameRegister(MachineFunction &MF) const = 0;
+
/// 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 call MRegisterInfo::getLocation for the default action.
virtual void getLocation(MachineFunction &MF, unsigned Index,
- MachineLocation &ML) const = 0;
+ MachineLocation &ML) const;
};
// This is useful when building DenseMaps keyed on virtual registers
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