blob: 30daee30e66aeb54cc4bb05760dc06ccd59f1e43 [file] [log] [blame]
//===- LDSection.cpp ------------------------------------------------------===//
//
// The MCLinker Project
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include <mcld/LD/LDSection.h>
#include <mcld/Support/GCFactory.h>
#include <llvm/Support/ManagedStatic.h>
using namespace mcld;
typedef GCFactory<LDSection, MCLD_SECTIONS_PER_INPUT> SectionFactory;
static llvm::ManagedStatic<SectionFactory> g_SectFactory;
//===----------------------------------------------------------------------===//
// LDSection
//===----------------------------------------------------------------------===//
LDSection::LDSection()
: m_Name(),
m_Kind(LDFileFormat::Ignore),
m_Type(0x0),
m_Flag(0x0),
m_Size(0),
m_Offset(~uint64_t(0)),
m_Addr(0x0),
m_Align(0),
m_Info(0),
m_pLink(NULL),
m_Index(0) {
m_Data.sect_data = NULL;
}
LDSection::LDSection(const std::string& pName,
LDFileFormat::Kind pKind,
uint32_t pType,
uint32_t pFlag,
uint64_t pSize,
uint64_t pAddr)
: m_Name(pName),
m_Kind(pKind),
m_Type(pType),
m_Flag(pFlag),
m_Size(pSize),
m_Offset(~uint64_t(0)),
m_Addr(pAddr),
m_Align(0),
m_Info(0),
m_pLink(NULL),
m_Index(0) {
m_Data.sect_data = NULL;
}
LDSection::~LDSection()
{
}
bool LDSection::hasOffset() const
{
return (m_Offset != ~uint64_t(0));
}
LDSection* LDSection::Create(const std::string& pName,
LDFileFormat::Kind pKind,
uint32_t pType,
uint32_t pFlag,
uint64_t pSize,
uint64_t pAddr)
{
LDSection* result = g_SectFactory->allocate();
new (result) LDSection(pName, pKind, pType, pFlag, pSize, pAddr);
return result;
}
void LDSection::Destroy(LDSection*& pSection)
{
g_SectFactory->destroy(pSection);
g_SectFactory->deallocate(pSection);
pSection = NULL;
}
void LDSection::Clear()
{
g_SectFactory->clear();
}
bool LDSection::hasSectionData() const
{
assert(LDFileFormat::Relocation != kind() && LDFileFormat::EhFrame != kind());
return (NULL != m_Data.sect_data);
}
bool LDSection::hasRelocData() const
{
assert(LDFileFormat::Relocation == kind());
return (NULL != m_Data.reloc_data);
}
bool LDSection::hasEhFrame() const
{
assert(LDFileFormat::EhFrame == kind());
return (NULL != m_Data.eh_frame);
}