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https://github.com/c64scene-ar/llvm-6502.git
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536a88ad5b
store this and use it to not emit long nops when the CPU is geode which doesnt support them. Fixes PR11212. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164132 91177308-0d34-0410-b5e6-96231b3b80d8
116 lines
3.8 KiB
C++
116 lines
3.8 KiB
C++
//===-- X86MCTargetDesc.h - X86 Target Descriptions -------------*- 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 provides X86 specific target descriptions.
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//
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//===----------------------------------------------------------------------===//
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#ifndef X86MCTARGETDESC_H
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#define X86MCTARGETDESC_H
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#include "llvm/Support/DataTypes.h"
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#include <string>
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namespace llvm {
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class MCAsmBackend;
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class MCCodeEmitter;
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class MCContext;
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class MCInstrInfo;
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class MCObjectWriter;
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class MCRegisterInfo;
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class MCSubtargetInfo;
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class Target;
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class StringRef;
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class raw_ostream;
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extern Target TheX86_32Target, TheX86_64Target;
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/// DWARFFlavour - Flavour of dwarf regnumbers
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///
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namespace DWARFFlavour {
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enum {
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X86_64 = 0, X86_32_DarwinEH = 1, X86_32_Generic = 2
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};
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}
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/// N86 namespace - Native X86 register numbers
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///
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namespace N86 {
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enum {
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EAX = 0, ECX = 1, EDX = 2, EBX = 3, ESP = 4, EBP = 5, ESI = 6, EDI = 7
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};
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}
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namespace X86_MC {
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std::string ParseX86Triple(StringRef TT);
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/// GetCpuIDAndInfo - Execute the specified cpuid and return the 4 values in
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/// the specified arguments. If we can't run cpuid on the host, return true.
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bool GetCpuIDAndInfo(unsigned value, unsigned *rEAX,
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unsigned *rEBX, unsigned *rECX, unsigned *rEDX);
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/// GetCpuIDAndInfoEx - Execute the specified cpuid with subleaf and return
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/// the 4 values in the specified arguments. If we can't run cpuid on the
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/// host, return true.
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bool GetCpuIDAndInfoEx(unsigned value, unsigned subleaf, unsigned *rEAX,
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unsigned *rEBX, unsigned *rECX, unsigned *rEDX);
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void DetectFamilyModel(unsigned EAX, unsigned &Family, unsigned &Model);
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unsigned getDwarfRegFlavour(StringRef TT, bool isEH);
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unsigned getX86RegNum(unsigned RegNo);
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void InitLLVM2SEHRegisterMapping(MCRegisterInfo *MRI);
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/// createX86MCSubtargetInfo - Create a X86 MCSubtargetInfo instance.
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/// This is exposed so Asm parser, etc. do not need to go through
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/// TargetRegistry.
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MCSubtargetInfo *createX86MCSubtargetInfo(StringRef TT, StringRef CPU,
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StringRef FS);
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}
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MCCodeEmitter *createX86MCCodeEmitter(const MCInstrInfo &MCII,
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const MCRegisterInfo &MRI,
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const MCSubtargetInfo &STI,
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MCContext &Ctx);
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MCAsmBackend *createX86_32AsmBackend(const Target &T, StringRef TT, StringRef CPU);
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MCAsmBackend *createX86_64AsmBackend(const Target &T, StringRef TT, StringRef CPU);
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/// createX86MachObjectWriter - Construct an X86 Mach-O object writer.
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MCObjectWriter *createX86MachObjectWriter(raw_ostream &OS,
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bool Is64Bit,
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uint32_t CPUType,
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uint32_t CPUSubtype);
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/// createX86ELFObjectWriter - Construct an X86 ELF object writer.
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MCObjectWriter *createX86ELFObjectWriter(raw_ostream &OS,
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bool Is64Bit,
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uint8_t OSABI);
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/// createX86WinCOFFObjectWriter - Construct an X86 Win COFF object writer.
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MCObjectWriter *createX86WinCOFFObjectWriter(raw_ostream &OS, bool Is64Bit);
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} // End llvm namespace
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// Defines symbolic names for X86 registers. This defines a mapping from
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// register name to register number.
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//
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#define GET_REGINFO_ENUM
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#include "X86GenRegisterInfo.inc"
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// Defines symbolic names for the X86 instructions.
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//
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#define GET_INSTRINFO_ENUM
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#include "X86GenInstrInfo.inc"
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#define GET_SUBTARGETINFO_ENUM
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#include "X86GenSubtargetInfo.inc"
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#endif
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