PPCMachObjectWriter.cpp File Reference

#include "MCTargetDesc/PPCFixupKinds.h"
#include "MCTargetDesc/PPCMCTargetDesc.h"
#include "llvm/ADT/Twine.h"
#include "llvm/BinaryFormat/MachO.h"
#include "llvm/MC/MCAsmLayout.h"
#include "llvm/MC/MCAssembler.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCMachObjectWriter.h"
#include "llvm/MC/MCSectionMachO.h"
#include "llvm/MC/MCValue.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/Format.h"

Include dependency graph for PPCMachObjectWriter.cpp:

Go to the source code of this file.

Functions
static unsigned	getFixupKindLog2Size (unsigned Kind)
	computes the log2 of the size of the relocation, used for relocation_info::r_length. More...
static unsigned	getRelocType (const MCValue &Target, const MCFixupKind FixupKind, const bool IsPCRel)
	Translates generic PPC fixup kind to Mach-O/PPC relocation type enum. More...
static void	makeRelocationInfo (MachO::any_relocation_info &MRE, const uint32_t FixupOffset, const uint32_t Index, const unsigned IsPCRel, const unsigned Log2Size, const unsigned IsExtern, const unsigned Type)
static void	makeScatteredRelocationInfo (MachO::any_relocation_info &MRE, const uint32_t Addr, const unsigned Type, const unsigned Log2Size, const unsigned IsPCRel, const uint32_t Value2)
static uint32_t	getFixupOffset (const MCAsmLayout &Layout, const MCFragment *Fragment, const MCFixup &Fixup)
	Compute fixup offset (address). More...

Function Documentation

getFixupKindLog2Size()

static unsigned getFixupKindLog2Size ( unsigned  Kind )

static

computes the log2 of the size of the relocation, used for relocation_info::r_length.

Definition at line 58 of file PPCMachObjectWriter.cpp.

References llvm::PPC::fixup_ppc_br24, llvm::PPC::fixup_ppc_brcond14, llvm::PPC::fixup_ppc_half16, llvm::FK_Data_1, llvm::FK_Data_2, llvm::FK_Data_4, llvm::FK_Data_8, llvm::FK_PCRel_1, llvm::FK_PCRel_2, llvm::FK_PCRel_4, llvm::FK_PCRel_8, and llvm::report_fatal_error().

Referenced by getFixupOffset().

getFixupOffset()

static uint32_t getFixupOffset ( const MCAsmLayout &  Layout, const MCFragment *  Fragment, const MCFixup &  Fixup  )

static

Compute fixup offset (address).

Definition at line 176 of file PPCMachObjectWriter.cpp.

References llvm::MachObjectWriter::addRelocation(), llvm::HexStyle::Asm, B, llvm::MachObjectWriter::doesSymbolRequireExternRelocation(), Fixup, llvm::PPC::fixup_ppc_half16, llvm::format(), llvm::MachO::GENERIC_RELOC_PAIR, llvm::MCAssembler::getContext(), getFixupKindLog2Size(), llvm::MCSymbol::getFragment(), llvm::MCAsmLayout::getFragmentOffset(), llvm::MCFixup::getKind(), llvm::MCFixup::getLoc(), llvm::MCSymbol::getName(), llvm::MCFixup::getOffset(), llvm::MCSection::getOrdinal(), llvm::MCFragment::getParent(), getRelocType(), llvm::MCSymbol::getSection(), llvm::MachObjectWriter::getSectionAddress(), llvm::MachObjectWriter::getSectionAddressMap(), llvm::MCValue::getSymA(), llvm::MCValue::getSymB(), llvm::MCSymbolRefExpr::getSymbol(), llvm::MachObjectWriter::getSymbolAddress(), llvm::MCAsmLayout::getSymbolOffset(), llvm::MCSymbol::getVariableValue(), llvm::MCValue::isAbsolute(), llvm::MachObjectWriter::isFixupKindPCRel(), llvm::MCSymbol::isUndefined(), llvm::MCSymbol::isVariable(), llvm_unreachable, makeRelocationInfo(), makeScatteredRelocationInfo(), llvm::MachO::PPC_RELOC_BR14, llvm::MachO::PPC_RELOC_BR24, llvm::MachO::PPC_RELOC_HA16_SECTDIFF, llvm::MachO::PPC_RELOC_HI16_SECTDIFF, llvm::MachO::PPC_RELOC_LO14_SECTDIFF, llvm::MachO::PPC_RELOC_LO16_SECTDIFF, llvm::MachO::PPC_RELOC_LOCAL_SECTDIFF, llvm::MachO::PPC_RELOC_SECTDIFF, llvm::report_fatal_error(), and llvm::MCContext::reportError().

getRelocType()

static unsigned getRelocType ( const MCValue &  Target, const MCFixupKind  FixupKind, const bool  IsPCRel  )

static

Translates generic PPC fixup kind to Mach-O/PPC relocation type enum.

Outline based on PPCELFObjectWriter::getRelocType().

Definition at line 83 of file PPCMachObjectWriter.cpp.

References llvm::PPC::fixup_ppc_br24, llvm::PPC::fixup_ppc_brcond14, llvm::PPC::fixup_ppc_half16, llvm::FK_Data_2, llvm::FK_Data_4, llvm::MachO::GENERIC_RELOC_VANILLA, llvm::MCSymbolRefExpr::getKind(), llvm::MCValue::getSymA(), llvm::MCValue::isAbsolute(), llvm_unreachable, llvm::MachO::PPC_RELOC_BR14, llvm::MachO::PPC_RELOC_BR24, llvm::MachO::PPC_RELOC_HA16, llvm::MachO::PPC_RELOC_HA16_SECTDIFF, llvm::MachO::PPC_RELOC_HI16, llvm::MachO::PPC_RELOC_HI16_SECTDIFF, llvm::MachO::PPC_RELOC_LO16, llvm::MachO::PPC_RELOC_LO16_SECTDIFF, llvm::report_fatal_error(), llvm::MCSymbolRefExpr::VK_None, llvm::MCSymbolRefExpr::VK_PPC_HA, llvm::MCSymbolRefExpr::VK_PPC_HI, and llvm::MCSymbolRefExpr::VK_PPC_LO.

Referenced by dumpRelocs(), getAccessVariant(), getFixupOffset(), llvm::MCELFObjectTargetWriter::getOSABI(), getPLTReloc(), getRelocType32(), IsEventType(), and isNonILP32reloc().

makeRelocationInfo()

static void makeRelocationInfo ( MachO::any_relocation_info &  MRE, const uint32_t  FixupOffset, const uint32_t  Index, const unsigned  IsPCRel, const unsigned  Log2Size, const unsigned  IsExtern, const unsigned  Type  )

static

Definition at line 146 of file PPCMachObjectWriter.cpp.

References llvm::MachO::any_relocation_info::r_word0, and llvm::MachO::any_relocation_info::r_word1.

Referenced by getFixupOffset().

makeScatteredRelocationInfo()

static void makeScatteredRelocationInfo ( MachO::any_relocation_info &  MRE, const uint32_t  Addr, const unsigned  Type, const unsigned  Log2Size, const unsigned  IsPCRel, const uint32_t  Value2  )

static

Definition at line 164 of file PPCMachObjectWriter.cpp.

References llvm::MachO::R_SCATTERED, llvm::MachO::any_relocation_info::r_word0, and llvm::MachO::any_relocation_info::r_word1.

Referenced by getFixupOffset().