// $Id$ -*- C++ -*--
//***************************************************************************
// File:
// SparcInternals.h
//
// Purpose:
// This file defines stuff that is to be private to the Sparc
// backend, but is shared among different portions of the backend.
//**************************************************************************/
#ifndef SPARC_INTERNALS_H
#define SPARC_INTERNALS_H
#include "SparcRegClassInfo.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/MachineInstrInfo.h"
#include "llvm/Target/MachineSchedInfo.h"
#include "llvm/Target/MachineFrameInfo.h"
#include "llvm/Target/MachineCacheInfo.h"
#include "llvm/CodeGen/RegClass.h"
#include "llvm/Type.h"
#include <sys/types.h>
class UltraSparc;
// OpCodeMask definitions for the Sparc V9
//
const OpCodeMask Immed = 0x00002000; // immed or reg operand?
const OpCodeMask Annul = 0x20000000; // annul delay instr?
const OpCodeMask PredictTaken = 0x00080000; // predict branch taken?
enum SparcInstrSchedClass {
SPARC_NONE, /* Instructions with no scheduling restrictions */
SPARC_IEUN, /* Integer class that can use IEU0 or IEU1 */
SPARC_IEU0, /* Integer class IEU0 */
SPARC_IEU1, /* Integer class IEU1 */
SPARC_FPM, /* FP Multiply or Divide instructions */
SPARC_FPA, /* All other FP instructions */
SPARC_CTI, /* Control-transfer instructions */
SPARC_LD, /* Load instructions */
SPARC_ST, /* Store instructions */
SPARC_SINGLE, /* Instructions that must issue by themselves */
SPARC_INV, /* This should stay at the end for the next value */
SPARC_NUM_SCHED_CLASSES = SPARC_INV
};
//---------------------------------------------------------------------------
// enum SparcMachineOpCode.
// const MachineInstrDescriptor SparcMachineInstrDesc[]
//
// Purpose:
// Description of UltraSparc machine instructions.
//
//---------------------------------------------------------------------------
enum SparcMachineOpCode {
#define I(ENUM, OPCODESTRING, NUMOPERANDS, RESULTPOS, MAXIMM, IMMSE, \
NUMDELAYSLOTS, LATENCY, SCHEDCLASS, INSTFLAGS) \
ENUM,
#include "SparcInstr.def"
// End-of-array marker
INVALID_OPCODE,
NUM_REAL_OPCODES = PHI, // number of valid opcodes
NUM_TOTAL_OPCODES = INVALID_OPCODE
};
// Array of machine instruction descriptions...
extern const MachineInstrDescriptor SparcMachineInstrDesc[];
//---------------------------------------------------------------------------
// class UltraSparcInstrInfo
//
// Purpose:
// Information about individual instructions.
// Most information is stored in the SparcMachineInstrDesc array above.
// Other information is computed on demand, and most such functions
// default to member functions in base class MachineInstrInfo.
//---------------------------------------------------------------------------
class UltraSparcInstrInfo : public MachineInstrInfo {
public:
<