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This commit is contained in:
Rui Ueyama 2020-10-27 20:24:28 +09:00
parent 21955e47df
commit 1a6ecaa01d
3 changed files with 16 additions and 12 deletions
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10
input_files.cc
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@ -119,9 +119,8 @@ void ObjectFile::initialize_symbols() {
for (int i = 0; i < first_global; i++) {
const ELF64LE::Sym &esym = elf_syms[i];
StringRef name = CHECK(esym.getName(symbol_strtab), this);
static ConcurrentMap<LocalSymbolName> map;
local_symbols.push_back(map.insert(name, LocalSymbolName(name)));
local_symbols.push_back(name);
strtab_size += name.size() + 1;
}
symbols.reserve(elf_syms.size() - first_global);
@ -343,6 +342,11 @@ void ObjectFile::fix_sym_addrs() {
}
uint64_t ObjectFile::get_strtab_size() {
uint64_t sz = strtab_size;
for (Symbol *sym : symbols)
if (sym->file == this)
sz += sym->name.size() + 1;
return sz;
}
StringRef ObjectFile::get_filename() {

5
main.cc
View File

@ -422,6 +422,11 @@ int main(int argc, char **argv) {
for_each(files, [](ObjectFile *file) { file->scan_relocations(); });
}
{
MyTimer t("strtab_size", before_copy);
for_each(files, [](ObjectFile *file) { file->get_strtab_size(); });
}
// Create linker-synthesized sections.
out::ehdr = new OutputEhdr;
out::phdr = new OutputPhdr;

13
mold.h
View File

@ -458,14 +458,6 @@ struct StringPiece {
std::atomic_flag flag = ATOMIC_FLAG_INIT;
};
struct LocalSymbolName {
LocalSymbolName(StringRef name) : name(name) {}
LocalSymbolName(const LocalSymbolName &other) : name(other.name) {}
StringRef name;
std::atomic_flag claimed = ATOMIC_FLAG_INIT;
};
class ObjectFile {
public:
ObjectFile(MemoryBufferRef mb, StringRef archive_name);
@ -527,9 +519,12 @@ private:
ArrayRef<ELF64LE::Shdr> elf_sections;
ArrayRef<ELF64LE::Sym> elf_syms;
std::vector<LocalSymbolName *> local_symbols;
StringRef symbol_strtab;
const ELF64LE::Shdr *symtab_sec;
// For .strtab construction
std::vector<StringRef> local_symbols;
uint64_t strtab_size;
};
//