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//===- MergedStringTable.cpp ----------------------------------------------===//
//
// The MCLinker Project
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include <mcld/LD/MergedStringTable.h>
using namespace mcld;
MergedStringTable::StringMapEntryTy&
MergedStringTable::getOrCreateString(llvm::StringRef pString)
{
return m_StringMap.GetOrCreateValue(pString);
}
uint64_t MergedStringTable::finalizeOffset()
{
// trverse the string table and set the offset
string_map_iterator it, end = m_StringMap.end();
size_t offset = 0;
for (it = m_StringMap.begin(); it != end; ++it) {
it->setValue(offset);
offset += it->getKey().size() + 1;
}
return offset;
}
void MergedStringTable::emit(MemoryRegion& pRegion)
{
char* ptr = (char*)pRegion.begin();
string_map_iterator it, end = m_StringMap.end();
for (it = m_StringMap.begin(); it != end; ++it) {
strcpy(ptr, it->getKey().data());
ptr += it->getKey().size() + 1;
}
}
size_t MergedStringTable::getOutputOffset(MergedStringTable::StringMapEntryTy& pEntry)
{
return pEntry.getValue();
}
size_t MergedStringTable::getOutputOffset(llvm::StringRef pStr)
{
assert(m_StringMap.find(pStr) != m_StringMap.end());
return m_StringMap[pStr];
}
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