MCObjectStreamer.cpp File Reference

#include "llvm/MC/MCObjectStreamer.h"
#include "llvm/MC/MCAsmBackend.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCAssembler.h"
#include "llvm/MC/MCCodeEmitter.h"
#include "llvm/MC/MCCodeView.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCDwarf.h"
#include "llvm/MC/MCExpr.h"
#include "llvm/MC/MCObjectFileInfo.h"
#include "llvm/MC/MCObjectWriter.h"
#include "llvm/MC/MCSection.h"
#include "llvm/MC/MCSymbol.h"
#include "llvm/MC/MCValue.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/SourceMgr.h"

Go to the source code of this file.

Functions
static std::optional< uint64_t >	absoluteSymbolDiff (const MCSymbol *Hi, const MCSymbol *Lo)
static bool	canReuseDataFragment (const MCDataFragment &F, const MCAssembler &Assembler, const MCSubtargetInfo *STI)
static const MCExpr *	buildSymbolDiff (MCObjectStreamer &OS, const MCSymbol *A, const MCSymbol *B, SMLoc Loc)
static void	emitDwarfSetLineAddr (MCObjectStreamer &OS, MCDwarfLineTableParams Params, int64_t LineDelta, const MCSymbol *Label, int PointerSize)
static std::optional< std::pair< bool, std::string > >	getOffsetAndDataFragment (const MCSymbol &Symbol, uint32_t &RelocOffset, MCDataFragment *&DF)

Variables
static const char *const	BundlingNotImplementedMsg

Function Documentation

absoluteSymbolDiff()

static std::optional< uint64_t > absoluteSymbolDiff ( const MCSymbol *  Hi, const MCSymbol *  Lo  )

static

Definition at line 94 of file MCObjectStreamer.cpp.

References assert(), llvm::Hi, and llvm::Lo.

Referenced by llvm::MCObjectStreamer::emitAbsoluteSymbolDiff(), and llvm::MCObjectStreamer::emitAbsoluteSymbolDiffAsULEB128().

buildSymbolDiff()

static const MCExpr * buildSymbolDiff ( MCObjectStreamer &  OS, const MCSymbol *  A, const MCSymbol *  B, SMLoc  Loc  )

static

Definition at line 430 of file MCObjectStreamer.cpp.

References A, B, llvm::MCSymbolRefExpr::create(), llvm::MCBinaryExpr::create(), OS, llvm::MCBinaryExpr::Sub, and llvm::MCSymbolRefExpr::VK_None.

Referenced by llvm::MCPseudoProbe::emit(), llvm::MCObjectStreamer::emitDwarfAdvanceFrameAddr(), and llvm::MCObjectStreamer::emitDwarfAdvanceLineAddr().

canReuseDataFragment()

static bool canReuseDataFragment ( const MCDataFragment &  F, const MCAssembler &  Assembler, const MCSubtargetInfo *  STI  )

static

Definition at line 145 of file MCObjectStreamer.cpp.

References F, and llvm::MCAssembler::isBundlingEnabled().

Referenced by llvm::MCObjectStreamer::getOrCreateDataFragment().

emitDwarfSetLineAddr()

static void emitDwarfSetLineAddr ( MCObjectStreamer &  OS, MCDwarfLineTableParams  Params, int64_t  LineDelta, const MCSymbol *  Label, int  PointerSize  )

static

Definition at line 441 of file MCObjectStreamer.cpp.

References llvm::MCDwarfLineAddr::Emit(), and OS.

Referenced by llvm::MCObjectStreamer::emitDwarfAdvanceLineAddr().

getOffsetAndDataFragment()

static std::optional< std::pair< bool, std::string > > getOffsetAndDataFragment ( const MCSymbol &  Symbol, uint32_t &  RelocOffset, MCDataFragment *&  DF  )

static

Definition at line 629 of file MCObjectStreamer.cpp.

References DF, llvm::MCExpr::evaluateAsRelocatable(), llvm::MCFragment::FT_Data, llvm::MCValue::getConstant(), llvm::MCSymbol::getFragment(), llvm::MCFragment::getKind(), llvm::MCSymbol::getOffset(), llvm::MCValue::getSymA(), llvm::MCValue::getSymB(), llvm::MCSymbolRefExpr::getSymbol(), llvm::MCValue::isAbsolute(), llvm::MCSymbol::isDefined(), and llvm::MCSymbol::isVariable().

Referenced by llvm::MCObjectStreamer::emitRelocDirective().

Variable Documentation

BundlingNotImplementedMsg

const char* const BundlingNotImplementedMsg

static

Initial value:

=
  "Aligned bundling is not implemented for this object format"

Definition at line 401 of file MCObjectStreamer.cpp.

Referenced by llvm::MCObjectStreamer::emitBundleAlignMode(), llvm::MCObjectStreamer::emitBundleLock(), and llvm::MCObjectStreamer::emitBundleUnlock().