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5491d651b0
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8
mold.h
8
mold.h
@ -546,7 +546,7 @@ public:
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Symbol *get_symbol(u32 idx) const {
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if (idx < first_global)
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return nullptr;
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return symbols[idx - first_global];
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return symbols[idx];
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}
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u64 get_symbol_addr(u32 idx) const {
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@ -561,7 +561,7 @@ public:
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return isec->output_section->shdr.sh_addr + isec->offset + sym.st_value;
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return 0;
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}
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return symbols[idx - first_global]->addr;
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return symbols[idx]->addr;
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}
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std::vector<InputSection *> sections;
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@ -585,9 +585,6 @@ public:
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i32 num_plt = 0;
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i32 num_relplt = 0;
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// For .strtab construction
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std::vector<StringRef> local_symbols;
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private:
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void initialize_sections();
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void initialize_symbols();
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@ -599,6 +596,7 @@ private:
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std::vector<StringPiece *> merged_strings_alloc;
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std::vector<StringPiece *> merged_strings_noalloc;
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std::vector<Symbol> local_symbols;
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int first_global = 0;
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bool has_common_symbol;
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@ -114,12 +114,14 @@ void ObjectFile::initialize_sections() {
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}
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void ObjectFile::initialize_symbols() {
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symbols.reserve(elf_syms.size());
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local_symbols.reserve(first_global);
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for (int i = 0; i < first_global; i++) {
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const ELF64LE::Sym &esym = elf_syms[i];
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StringRef name = CHECK(esym.getName(symbol_strtab), this);
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local_symbols.push_back(name);
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local_symbols.emplace_back(name);
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symbols.push_back(&local_symbols.back());
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if (esym.getType() != STT_SECTION) {
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local_strtab_size += name.size() + 1;
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@ -197,8 +199,8 @@ void ObjectFile::parse() {
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}
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void ObjectFile::register_defined_symbols() {
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for (int i = 0; i < symbols.size(); i++) {
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const ELF64LE::Sym &esym = elf_syms[first_global + i];
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for (int i = first_global; i < symbols.size(); i++) {
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const ELF64LE::Sym &esym = elf_syms[i];
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Symbol &sym = *symbols[i];
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if (esym.isDefined()) {
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@ -234,8 +236,8 @@ ObjectFile::register_undefined_symbols(tbb::parallel_do_feeder<ObjectFile *> &fe
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if (is_alive.exchange(true))
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return;
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for (int i = 0; i < symbols.size(); i++) {
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const ELF64LE::Sym &esym = elf_syms[first_global + i];
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for (int i = first_global; i < symbols.size(); i++) {
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const ELF64LE::Sym &esym = elf_syms[i];
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Symbol &sym = *symbols[i];
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if (esym.isUndefined() && esym.getBinding() != STB_WEAK &&
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@ -254,8 +256,8 @@ void ObjectFile::hanlde_undefined_weak_symbols() {
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if (!is_alive)
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return;
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for (int i = 0; i < symbols.size(); i++) {
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const ELF64LE::Sym &esym = elf_syms[first_global + i];
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for (int i = first_global; i < symbols.size(); i++) {
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const ELF64LE::Sym &esym = elf_syms[i];
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Symbol &sym = *symbols[i];
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if (esym.isUndefined() && esym.getBinding() == STB_WEAK) {
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@ -324,7 +326,7 @@ void ObjectFile::convert_common_symbols() {
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if (elf_syms[i].st_shndx != SHN_COMMON)
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continue;
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Symbol *sym = symbols[i - first_global];
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Symbol *sym = symbols[i];
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if (sym->file != this)
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continue;
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@ -359,7 +361,7 @@ void ObjectFile::fix_sym_addrs() {
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void ObjectFile::compute_symtab() {
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for (int i = first_global; i < elf_syms.size(); i++) {
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const ELF64LE::Sym &esym = elf_syms[i];
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Symbol &sym = *symbols[i - first_global];
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Symbol &sym = *symbols[i];
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if (esym.getType() != STT_SECTION && sym.file == this) {
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global_strtab_size += sym.name.size() + 1;
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@ -378,8 +380,6 @@ ObjectFile::write_local_symtab(u8 *buf, u64 symtab_off, u64 strtab_off) {
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if (esym.getType() == STT_SECTION)
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continue;
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StringRef name = local_symbols[i];
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auto *ent = (ELF64LE::Sym *)(symtab + symtab_off);
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*ent = esym;
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if (esym.st_shndx != SHN_ABS && esym.st_shndx != SHN_COMMON)
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@ -390,7 +390,8 @@ ObjectFile::write_local_symtab(u8 *buf, u64 symtab_off, u64 strtab_off) {
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ent->st_value = get_symbol_addr(i);
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symtab_off += sizeof(ELF64LE::Sym);
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memcpy_nontemporal(strtab + strtab_off, name.data(), name.size());
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StringRef name = symbols[i]->name;
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memcpy(strtab + strtab_off, name.data(), name.size());
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strtab_off += name.size() + 1;
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}
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}
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@ -402,7 +403,7 @@ ObjectFile::write_global_symtab(u8 *buf, u64 symtab_off, u64 strtab_off) {
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for (int i = first_global; i < elf_syms.size(); i++) {
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const ELF64LE::Sym &esym = elf_syms[i];
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Symbol &sym = *symbols[i - first_global];
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Symbol &sym = *symbols[i];
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if (esym.getType() == STT_SECTION || sym.file != this)
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continue;
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@ -417,7 +418,7 @@ ObjectFile::write_global_symtab(u8 *buf, u64 symtab_off, u64 strtab_off) {
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ent->st_value = sym.addr;
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symtab_off += sizeof(ELF64LE::Sym);
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memcpy_nontemporal(strtab + strtab_off, sym.name.data(), sym.name.size());
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memcpy(strtab + strtab_off, sym.name.data(), sym.name.size());
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strtab_off += sym.name.size() + 1;
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}
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}
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