forked from OSchip/llvm-project
74 lines
2.4 KiB
C++
74 lines
2.4 KiB
C++
//===- SparcMCAsmInfo.cpp - Sparc asm properties --------------------------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file contains the declarations of the SparcMCAsmInfo properties.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "SparcMCAsmInfo.h"
|
|
#include "SparcMCExpr.h"
|
|
#include "llvm/ADT/Triple.h"
|
|
#include "llvm/BinaryFormat/Dwarf.h"
|
|
#include "llvm/MC/MCExpr.h"
|
|
#include "llvm/MC/MCStreamer.h"
|
|
#include "llvm/MC/MCTargetOptions.h"
|
|
|
|
using namespace llvm;
|
|
|
|
void SparcELFMCAsmInfo::anchor() {}
|
|
|
|
SparcELFMCAsmInfo::SparcELFMCAsmInfo(const Triple &TheTriple) {
|
|
bool isV9 = (TheTriple.getArch() == Triple::sparcv9);
|
|
IsLittleEndian = (TheTriple.getArch() == Triple::sparcel);
|
|
|
|
if (isV9) {
|
|
CodePointerSize = CalleeSaveStackSlotSize = 8;
|
|
}
|
|
|
|
Data16bitsDirective = "\t.half\t";
|
|
Data32bitsDirective = "\t.word\t";
|
|
// .xword is only supported by V9.
|
|
Data64bitsDirective = (isV9) ? "\t.xword\t" : nullptr;
|
|
ZeroDirective = "\t.skip\t";
|
|
CommentString = "!";
|
|
SupportsDebugInformation = true;
|
|
|
|
ExceptionsType = ExceptionHandling::DwarfCFI;
|
|
|
|
SunStyleELFSectionSwitchSyntax = true;
|
|
UsesELFSectionDirectiveForBSS = true;
|
|
|
|
UseIntegratedAssembler = true;
|
|
}
|
|
|
|
const MCExpr*
|
|
SparcELFMCAsmInfo::getExprForPersonalitySymbol(const MCSymbol *Sym,
|
|
unsigned Encoding,
|
|
MCStreamer &Streamer) const {
|
|
if (Encoding & dwarf::DW_EH_PE_pcrel) {
|
|
MCContext &Ctx = Streamer.getContext();
|
|
return SparcMCExpr::create(SparcMCExpr::VK_Sparc_R_DISP32,
|
|
MCSymbolRefExpr::create(Sym, Ctx), Ctx);
|
|
}
|
|
|
|
return MCAsmInfo::getExprForPersonalitySymbol(Sym, Encoding, Streamer);
|
|
}
|
|
|
|
const MCExpr*
|
|
SparcELFMCAsmInfo::getExprForFDESymbol(const MCSymbol *Sym,
|
|
unsigned Encoding,
|
|
MCStreamer &Streamer) const {
|
|
if (Encoding & dwarf::DW_EH_PE_pcrel) {
|
|
MCContext &Ctx = Streamer.getContext();
|
|
return SparcMCExpr::create(SparcMCExpr::VK_Sparc_R_DISP32,
|
|
MCSymbolRefExpr::create(Sym, Ctx), Ctx);
|
|
}
|
|
return MCAsmInfo::getExprForFDESymbol(Sym, Encoding, Streamer);
|
|
}
|