[llvm-commits] CVS: llvm/include/llvm/CodeGen/MachineLocation.h

[Jim Laskey]

Changes in directory llvm/include/llvm/CodeGen:

MachineLocation.h added (r1.1)
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Log message:

Support for locating of debug items in frames.


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Diffs of the changes:  (+64 -0)

 MachineLocation.h |   64 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 64 insertions(+)


Index: llvm/include/llvm/CodeGen/MachineLocation.h
diff -c /dev/null llvm/include/llvm/CodeGen/MachineLocation.h:1.1
*** /dev/null	Thu Mar 23 12:01:22 2006
--- llvm/include/llvm/CodeGen/MachineLocation.h	Thu Mar 23 12:01:12 2006
***************
*** 0 ****
--- 1,64 ----
+ //===-- llvm/CodeGen/MachineLocation.h --------------------------*- C++ -*-===//
+ //
+ //                     The LLVM Compiler Infrastructure
+ //
+ // This file was developed by James M. Laskey and is distributed under
+ // the University of Illinois Open Source License. See LICENSE.TXT for details.
+ //
+ //===----------------------------------------------------------------------===//
+ // The MachineLocation class is used to represent a simple location in a machine
+ // frame.  Locations will be one of two forms; a register or an address formed
+ // from a base address plus an offset.
+ //===----------------------------------------------------------------------===//
+ 
+ 
+ #ifndef LLVM_CODEGEN_MACHINELOCATION_H
+ #define LLVM_CODEGEN_MACHINELOCATION_H
+ 
+ namespace llvm {
+ 
+ class MachineLocation {
+ private:
+   bool IsRegister;                      // True if location is a register.
+   unsigned Register;                    // gcc/gdb register number.
+   int Offset;                           // Displacement if not register.
+ 
+ public:
+   MachineLocation()
+   : IsRegister(false)
+   , Register(0)
+   , Offset(0)
+   {}
+   MachineLocation(unsigned R)
+   : IsRegister(true)
+   , Register(R)
+   , Offset(0)
+   {}
+   MachineLocation(unsigned R, int O)
+   : IsRegister(false)
+   , Register(R)
+   , Offset(0)
+   {}
+   
+   // Accessors
+   bool isRegister()      const { return IsRegister; }
+   unsigned getRegister() const { return Register; }
+   int getOffset()        const { return Offset; }
+   void setIsRegister(bool Is)  { IsRegister = Is; }
+   void setRegister(unsigned R) { Register = R; }
+   void setOffset(int O)        { Offset = O; }
+   void set(unsigned R) {
+     IsRegister = true;
+     Register = R;
+     Offset = 0;
+   }
+   void set(unsigned R, int O) {
+     IsRegister = false;
+     Register = R;
+     Offset = O;
+   }
+ };
+ 
+ } // End llvm namespace
+ 
+ #endif