mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-11-06 05:06:45 +00:00
a35ae96291
Restrict the current TLS support to X86 ELF for now. Test that we don't produce it on PPC & we can flesh that test case out with the right thing once someone implements it. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@185389 91177308-0d34-0410-b5e6-96231b3b80d8
142 lines
5.1 KiB
C++
142 lines
5.1 KiB
C++
//==-- llvm/CodeGen/TargetLoweringObjectFileImpl.h - Object Info -*- C++ -*-==//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file implements classes used to handle lowerings specific to common
|
|
// object file formats.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_CODEGEN_TARGETLOWERINGOBJECTFILEIMPL_H
|
|
#define LLVM_CODEGEN_TARGETLOWERINGOBJECTFILEIMPL_H
|
|
|
|
#include "llvm/ADT/StringRef.h"
|
|
#include "llvm/MC/SectionKind.h"
|
|
#include "llvm/Target/TargetLoweringObjectFile.h"
|
|
|
|
namespace llvm {
|
|
class MachineModuleInfo;
|
|
class Mangler;
|
|
class MCAsmInfo;
|
|
class MCExpr;
|
|
class MCSection;
|
|
class MCSectionMachO;
|
|
class MCSymbol;
|
|
class MCContext;
|
|
class GlobalValue;
|
|
class TargetMachine;
|
|
|
|
|
|
class TargetLoweringObjectFileELF : public TargetLoweringObjectFile {
|
|
bool UseInitArray;
|
|
|
|
public:
|
|
virtual ~TargetLoweringObjectFileELF() {}
|
|
|
|
virtual void emitPersonalityValue(MCStreamer &Streamer,
|
|
const TargetMachine &TM,
|
|
const MCSymbol *Sym) const;
|
|
|
|
/// getSectionForConstant - Given a constant with the SectionKind, return a
|
|
/// section that it should be placed in.
|
|
virtual const MCSection *getSectionForConstant(SectionKind Kind) const;
|
|
|
|
|
|
virtual const MCSection *
|
|
getExplicitSectionGlobal(const GlobalValue *GV, SectionKind Kind,
|
|
Mangler *Mang, const TargetMachine &TM) const;
|
|
|
|
virtual const MCSection *
|
|
SelectSectionForGlobal(const GlobalValue *GV, SectionKind Kind,
|
|
Mangler *Mang, const TargetMachine &TM) const;
|
|
|
|
/// getTTypeGlobalReference - Return an MCExpr to use for a reference to the
|
|
/// specified type info global variable from exception handling information.
|
|
virtual const MCExpr *
|
|
getTTypeGlobalReference(const GlobalValue *GV, Mangler *Mang,
|
|
MachineModuleInfo *MMI, unsigned Encoding,
|
|
MCStreamer &Streamer) const;
|
|
|
|
// getCFIPersonalitySymbol - The symbol that gets passed to .cfi_personality.
|
|
virtual MCSymbol *
|
|
getCFIPersonalitySymbol(const GlobalValue *GV, Mangler *Mang,
|
|
MachineModuleInfo *MMI) const;
|
|
|
|
void InitializeELF(bool UseInitArray_);
|
|
virtual const MCSection *
|
|
getStaticCtorSection(unsigned Priority = 65535) const;
|
|
virtual const MCSection *
|
|
getStaticDtorSection(unsigned Priority = 65535) const;
|
|
};
|
|
|
|
|
|
|
|
class TargetLoweringObjectFileMachO : public TargetLoweringObjectFile {
|
|
public:
|
|
virtual ~TargetLoweringObjectFileMachO() {}
|
|
|
|
/// emitModuleFlags - Emit the module flags that specify the garbage
|
|
/// collection information.
|
|
virtual void emitModuleFlags(MCStreamer &Streamer,
|
|
ArrayRef<Module::ModuleFlagEntry> ModuleFlags,
|
|
Mangler *Mang, const TargetMachine &TM) const;
|
|
|
|
virtual const MCSection *
|
|
SelectSectionForGlobal(const GlobalValue *GV, SectionKind Kind,
|
|
Mangler *Mang, const TargetMachine &TM) const;
|
|
|
|
virtual const MCSection *
|
|
getExplicitSectionGlobal(const GlobalValue *GV, SectionKind Kind,
|
|
Mangler *Mang, const TargetMachine &TM) const;
|
|
|
|
virtual const MCSection *getSectionForConstant(SectionKind Kind) const;
|
|
|
|
/// shouldEmitUsedDirectiveFor - This hook allows targets to selectively
|
|
/// decide not to emit the UsedDirective for some symbols in llvm.used.
|
|
/// FIXME: REMOVE this (rdar://7071300)
|
|
virtual bool shouldEmitUsedDirectiveFor(const GlobalValue *GV,
|
|
Mangler *) const;
|
|
|
|
/// getTTypeGlobalReference - The mach-o version of this method
|
|
/// defaults to returning a stub reference.
|
|
virtual const MCExpr *
|
|
getTTypeGlobalReference(const GlobalValue *GV, Mangler *Mang,
|
|
MachineModuleInfo *MMI, unsigned Encoding,
|
|
MCStreamer &Streamer) const;
|
|
|
|
// getCFIPersonalitySymbol - The symbol that gets passed to .cfi_personality.
|
|
virtual MCSymbol *
|
|
getCFIPersonalitySymbol(const GlobalValue *GV, Mangler *Mang,
|
|
MachineModuleInfo *MMI) const;
|
|
};
|
|
|
|
|
|
|
|
class TargetLoweringObjectFileCOFF : public TargetLoweringObjectFile {
|
|
public:
|
|
virtual ~TargetLoweringObjectFileCOFF() {}
|
|
|
|
virtual const MCSection *
|
|
getExplicitSectionGlobal(const GlobalValue *GV, SectionKind Kind,
|
|
Mangler *Mang, const TargetMachine &TM) const;
|
|
|
|
virtual const MCSection *
|
|
SelectSectionForGlobal(const GlobalValue *GV, SectionKind Kind,
|
|
Mangler *Mang, const TargetMachine &TM) const;
|
|
|
|
/// emitModuleFlags - Emit Obj-C garbage collection and linker options. Only
|
|
/// linker option emission is implemented for COFF.
|
|
virtual void emitModuleFlags(MCStreamer &Streamer,
|
|
ArrayRef<Module::ModuleFlagEntry> ModuleFlags,
|
|
Mangler *Mang, const TargetMachine &TM) const;
|
|
};
|
|
|
|
} // end namespace llvm
|
|
|
|
#endif
|