llvm-6502/include/llvm/Target/TargetMachOWriterInfo.h
Nate Begeman fec910c3b9 More Mach-O writer improvements.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34740 91177308-0d34-0410-b5e6-96231b3b80d8
2007-02-28 07:40:50 +00:00

113 lines
3.7 KiB
C++

//===-- llvm/Target/TargetMachOWriterInfo.h - MachO Writer Info--*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by Bill Wendling and is distributed under the
// University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines the TargetMachOWriterInfo class.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_TARGET_TARGETMACHOWRITERINFO_H
#define LLVM_TARGET_TARGETMACHOWRITERINFO_H
#include "llvm/CodeGen/MachineRelocation.h"
namespace llvm {
class MachineBasicBlock;
class OutputBuffer;
//===--------------------------------------------------------------------===//
// TargetMachOWriterInfo
//===--------------------------------------------------------------------===//
class TargetMachOWriterInfo {
uint32_t CPUType; // CPU specifier
uint32_t CPUSubType; // Machine specifier
public:
// The various CPU_TYPE_* constants are already defined by at least one
// system header file and create compilation errors if not respected.
#if !defined(CPU_TYPE_I386)
#define CPU_TYPE_I386 7
#endif
#if !defined(CPU_TYPE_X86_64)
#define CPU_TYPE_X86_64 (CPU_TYPE_I386 | 0x1000000)
#endif
#if !defined(CPU_TYPE_ARM)
#define CPU_TYPE_ARM 12
#endif
#if !defined(CPU_TYPE_SPARC)
#define CPU_TYPE_SPARC 14
#endif
#if !defined(CPU_TYPE_POWERPC)
#define CPU_TYPE_POWERPC 18
#endif
#if !defined(CPU_TYPE_POWERPC64)
#define CPU_TYPE_POWERPC64 (CPU_TYPE_POWERPC | 0x1000000)
#endif
// Constants for the cputype field
// see <mach/machine.h>
enum {
HDR_CPU_TYPE_I386 = CPU_TYPE_I386,
HDR_CPU_TYPE_X86_64 = CPU_TYPE_X86_64,
HDR_CPU_TYPE_ARM = CPU_TYPE_ARM,
HDR_CPU_TYPE_SPARC = CPU_TYPE_SPARC,
HDR_CPU_TYPE_POWERPC = CPU_TYPE_POWERPC,
HDR_CPU_TYPE_POWERPC64 = CPU_TYPE_POWERPC64
};
#if !defined(CPU_SUBTYPE_I386_ALL)
#define CPU_SUBTYPE_I386_ALL 3
#endif
#if !defined(CPU_SUBTYPE_X86_64_ALL)
#define CPU_SUBTYPE_X86_64_ALL 3
#endif
#if !defined(CPU_SUBTYPE_ARM_ALL)
#define CPU_SUBTYPE_ARM_ALL 0
#endif
#if !defined(CPU_SUBTYPE_SPARC_ALL)
#define CPU_SUBTYPE_SPARC_ALL 0
#endif
#if !defined(CPU_SUBTYPE_POWERPC_ALL)
#define CPU_SUBTYPE_POWERPC_ALL 0
#endif
// Constants for the cpusubtype field
// see <mach/machine.h>
enum {
HDR_CPU_SUBTYPE_I386_ALL = CPU_SUBTYPE_I386_ALL,
HDR_CPU_SUBTYPE_X86_64_ALL = CPU_SUBTYPE_X86_64_ALL,
HDR_CPU_SUBTYPE_ARM_ALL = CPU_SUBTYPE_ARM_ALL,
HDR_CPU_SUBTYPE_SPARC_ALL = CPU_SUBTYPE_SPARC_ALL,
HDR_CPU_SUBTYPE_POWERPC_ALL = CPU_SUBTYPE_POWERPC_ALL
};
TargetMachOWriterInfo(uint32_t cputype, uint32_t cpusubtype)
: CPUType(cputype), CPUSubType(cpusubtype) {}
virtual ~TargetMachOWriterInfo();
virtual MachineRelocation GetJTRelocation(unsigned Offset,
MachineBasicBlock *MBB) const;
virtual unsigned GetTargetRelocation(MachineRelocation &MR,
unsigned FromIdx,
unsigned ToAddr,
unsigned ToIdx,
OutputBuffer &RelocOut,
OutputBuffer &SecOut,
bool Scattered,
bool Extern) const { return 0; }
uint32_t getCPUType() const { return CPUType; }
uint32_t getCPUSubType() const { return CPUSubType; }
};
} // end llvm namespace
#endif // LLVM_TARGET_TARGETMACHOWRITERINFO_H