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//===-- SystemZMCTargetDesc.h - SystemZ target descriptions -----*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef SYSTEMZMCTARGETDESC_H
#define SYSTEMZMCTARGETDESC_H
#include "llvm/Support/DataTypes.h"
namespace llvm {
class MCAsmBackend;
class MCCodeEmitter;
class MCContext;
class MCInstrInfo;
class MCObjectWriter;
class MCRegisterInfo;
class MCSubtargetInfo;
class StringRef;
class Target;
class raw_ostream;
extern Target TheSystemZTarget;
namespace SystemZMC {
// How many bytes are in the ABI-defined, caller-allocated part of
// a stack frame.
const int64_t CallFrameSize = 160;
// The offset of the DWARF CFA from the incoming stack pointer.
const int64_t CFAOffsetFromInitialSP = CallFrameSize;
// Maps of asm register numbers to LLVM register numbers, with 0 indicating
// an invalid register. We don't use the register classes directly because
// they specify the allocation order.
extern const unsigned GR32Regs[16];
extern const unsigned GR64Regs[16];
extern const unsigned GR128Regs[16];
extern const unsigned FP32Regs[16];
extern const unsigned FP64Regs[16];
extern const unsigned FP128Regs[16];
}
MCCodeEmitter *createSystemZMCCodeEmitter(const MCInstrInfo &MCII,
const MCRegisterInfo &MRI,
const MCSubtargetInfo &STI,
MCContext &Ctx);
MCAsmBackend *createSystemZMCAsmBackend(const Target &T, StringRef TT,
StringRef CPU);
MCObjectWriter *createSystemZObjectWriter(raw_ostream &OS, uint8_t OSABI);
} // end namespace llvm
// Defines symbolic names for SystemZ registers.
// This defines a mapping from register name to register number.
#define GET_REGINFO_ENUM
#include "SystemZGenRegisterInfo.inc"
// Defines symbolic names for the SystemZ instructions.
#define GET_INSTRINFO_ENUM
#include "SystemZGenInstrInfo.inc"
#define GET_SUBTARGETINFO_ENUM
#include "SystemZGenSubtargetInfo.inc"
#endif
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