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//==-- SPUInstrBuilder.h - Aides for building Cell SPU insts -----*- C++ -*-==//
//                     The LLVM Compiler Infrastructure
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
// This file exposes functions that may be used with BuildMI from the
// MachineInstrBuilder.h file to simplify generating frame and constant pool
// references.
// For reference, the order of operands for memory references is:
// (Operand), Dest Reg, Base Reg, and either Reg Index or Immediate
// Displacement.


#include "llvm/CodeGen/MachineInstrBuilder.h"

namespace llvm {

/// addFrameReference - This function is used to add a reference to the base of
/// an abstract object on the stack frame of the current function.  This
/// reference has base register as the FrameIndex offset until it is resolved.
/// This allows a constant offset to be specified as well...
inline const MachineInstrBuilder&
addFrameReference(const MachineInstrBuilder &MIB, int FI, int Offset = 0,
                  bool mem = true) {
  if (mem)
    return MIB.addImm(Offset).addFrameIndex(FI);
    return MIB.addFrameIndex(FI).addImm(Offset);

/// addConstantPoolReference - This function is used to add a reference to the
/// base of a constant value spilled to the per-function constant pool.  The
/// reference has base register ConstantPoolIndex offset which is retained until
/// either machine code emission or assembly output.  This allows an optional
/// offset to be added as well.
inline const MachineInstrBuilder&
addConstantPoolReference(const MachineInstrBuilder &MIB, unsigned CPI,
                         int Offset = 0) {
  return MIB.addImm(Offset).addConstantPoolIndex(CPI);

} // End llvm namespace