//===- ELFSectionMap.cpp --------------------------------------------------===// // // The MCLinker Project // // This file is distributed under the University of Illinois Open Source // License. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// #include <mcld/Support/MsgHandling.h> #include <mcld/LD/ELFSectionMap.h> using namespace mcld; struct NameMap { const char* from; const char* to; }; // Common mappings of ELF and other formants. Now only ELF specific mappings // are added static const NameMap map[] = { {".text", ".text"}, {".rodata", ".rodata"}, {".data.rel.ro.local", ".data.rel.ro.local"}, {".data.rel.ro", ".data.rel.ro"}, {".data", ".data"}, {".bss", ".bss"}, {".tdata", ".tdata"}, {".tbss", ".tbss"}, {".init_array", ".init_array"}, {".fini_array", ".fini_array"}, // TODO: Support DT_INIT_ARRAY for all constructors? {".ctors", ".ctors"}, {".dtors", ".dtors"}, {".sdata", ".sdata"}, {".sbss", ".sbss"}, // FIXME: in GNU ld, if we are creating a shared object .sdata2 and .sbss2 // sections would be handled differently. {".sdata2", ".sdata"}, {".sbss2", ".sbss"}, {".lrodata", ".lrodata"}, {".ldata", ".ldata"}, {".lbss", ".lbss"}, {".gcc_except_table", ".gcc_except_table"}, {".gnu.linkonce.d.rel.ro.local", ".data.rel.ro.local"}, {".gnu.linkonce.d.rel.ro", ".data.rel.ro"}, {".gnu.linkonce.t", ".text"}, {".gnu.linkonce.r", ".rodata"}, {".gnu.linkonce.d", ".data"}, {".gnu.linkonce.b", ".bss"}, {".gnu.linkonce.s", ".sdata"}, {".gnu.linkonce.sb", ".sbss"}, {".gnu.linkonce.s2", ".sdata"}, {".gnu.linkonce.sb2", ".sbss"}, {".gnu.linkonce.wi", ".debug_info"}, {".gnu.linkonce.td", ".tdata"}, {".gnu.linkonce.tb", ".tbss"}, {".gnu.linkonce.lr", ".lrodata"}, {".gnu.linkonce.l", ".ldata"}, {".gnu.linkonce.lb", ".lbss"}, }; static const int map_size = (sizeof(map) / sizeof(map[0])); ELFSectionMap::ELFSectionMap() { } ELFSectionMap::~ELFSectionMap() { } void ELFSectionMap::initStandardMaps() { for (unsigned int i = 0; i < map_size; ++i) { bool exist = false; NamePair& pair = append(map[i].from, map[i].to, exist); if (exist) { warning(diag::warn_duplicate_std_sectmap) << map[i].from << map[i].to << pair.from << pair.to; } } }