llvm-project/llvm/lib/Target/XCore/XCoreTargetObjectFile.cpp

61 lines
2.3 KiB
C++

//===-- XCoreTargetObjectFile.cpp - XCore object files --------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "XCoreTargetObjectFile.h"
#include "XCoreSubtarget.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCSectionELF.h"
#include "llvm/Support/ELF.h"
#include "llvm/Target/TargetMachine.h"
using namespace llvm;
void XCoreTargetObjectFile::Initialize(MCContext &Ctx, const TargetMachine &TM){
TargetLoweringObjectFileELF::Initialize(Ctx, TM);
DataSection =
Ctx.getELFSection(".dp.data", ELF::SHT_PROGBITS,
ELF::SHF_ALLOC | ELF::SHF_WRITE |
ELF::XCORE_SHF_DP_SECTION,
SectionKind::getDataRel());
BSSSection =
Ctx.getELFSection(".dp.bss", ELF::SHT_NOBITS,
ELF::SHF_ALLOC | ELF::SHF_WRITE |
ELF::XCORE_SHF_DP_SECTION,
SectionKind::getBSS());
MergeableConst4Section =
Ctx.getELFSection(".cp.rodata.cst4", ELF::SHT_PROGBITS,
ELF::SHF_ALLOC | ELF::SHF_MERGE |
ELF::XCORE_SHF_CP_SECTION,
SectionKind::getMergeableConst4());
MergeableConst8Section =
Ctx.getELFSection(".cp.rodata.cst8", ELF::SHT_PROGBITS,
ELF::SHF_ALLOC | ELF::SHF_MERGE |
ELF::XCORE_SHF_CP_SECTION,
SectionKind::getMergeableConst8());
MergeableConst16Section =
Ctx.getELFSection(".cp.rodata.cst16", ELF::SHT_PROGBITS,
ELF::SHF_ALLOC | ELF::SHF_MERGE |
ELF::XCORE_SHF_CP_SECTION,
SectionKind::getMergeableConst16());
// TLS globals are lowered in the backend to arrays indexed by the current
// thread id. After lowering they require no special handling by the linker
// and can be placed in the standard data / bss sections.
TLSDataSection = DataSection;
TLSBSSSection = BSSSection;
ReadOnlySection =
Ctx.getELFSection(".cp.rodata", ELF::SHT_PROGBITS,
ELF::SHF_ALLOC |
ELF::XCORE_SHF_CP_SECTION,
SectionKind::getReadOnlyWithRel());
}