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