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author | Ian Lance Taylor <iant@google.com> | 2006-09-27 22:53:42 +0000 |
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committer | Ian Lance Taylor <iant@google.com> | 2006-09-27 22:53:42 +0000 |
commit | 75f65a3e309b8cd885c782f6af106d1e2a1876f6 (patch) | |
tree | 0f21c32a5e40156d007fd6a676b5d74a8c423c90 /gold/symtab.cc | |
parent | 6b89cc2108a525fdc4186bae5365acc258e9c23c (diff) | |
download | gdb-75f65a3e309b8cd885c782f6af106d1e2a1876f6.zip gdb-75f65a3e309b8cd885c782f6af106d1e2a1876f6.tar.gz gdb-75f65a3e309b8cd885c782f6af106d1e2a1876f6.tar.bz2 |
Finished layout code.
Diffstat (limited to 'gold/symtab.cc')
-rw-r--r-- | gold/symtab.cc | 103 |
1 files changed, 47 insertions, 56 deletions
diff --git a/gold/symtab.cc b/gold/symtab.cc index 189032d..a317f99 100644 --- a/gold/symtab.cc +++ b/gold/symtab.cc @@ -8,6 +8,7 @@ #include <utility> #include "object.h" +#include "output.h" #include "symtab.h" namespace gold @@ -52,7 +53,7 @@ Sized_symbol<size>::init(const char* name, const char* version, Object* object, // Class Symbol_table. Symbol_table::Symbol_table() - : size_(0), table_(), namepool_(), output_pool_(), forwarders_() + : size_(0), offset_(0), table_(), namepool_(), forwarders_() { } @@ -371,32 +372,58 @@ Symbol_table::add_from_object( } } -// Record the names of the local symbols for an object. +// Set the final values for all the symbols. Record the file offset +// OFF. Add their names to POOL. Return the new file offset. -template<int size, bool big_endian> -void -Symbol_table::add_local_symbol_names(Sized_object<size, big_endian>* object, - const elfcpp::Sym<size, big_endian>* syms, - size_t count, const char* sym_names, - size_t sym_name_size) +off_t +Symbol_table::finalize(off_t off, Stringpool* pool) { - const unsigned char* p = reinterpret_cast<const unsigned char*>(syms); - for (size_t i = 0; i < count; ++i) + if (this->size_ == 32) + return this->sized_finalize<32>(off, pool); + else + return this->sized_finalize<64>(off, pool); +} + +// Set the final value for all the symbols. + +template<int size> +off_t +Symbol_table::sized_finalize(off_t off, Stringpool* pool) +{ + off = (off + size - 1) & ~ (size - 1); + this->offset_ = off; + + const int sym_size = elfcpp::Elf_sizes<size>::sym_size; + Symbol_table_type::iterator p = this->table_.begin(); + while (p != this->table_.end()) { - elfcpp::Sym<size, big_endian> sym(p); + Sized_symbol<size>* sym = static_cast<Sized_symbol<size>*>(p->second); - unsigned int st_name = sym.get_st_name(); - if (st_name >= sym_name_size) + // FIXME: Here we need to decide which symbols should go into + // the output file. + + const Object::Map_to_output* mo = + sym->object()->section_output_info(sym->shnum()); + + if (mo->output_section == NULL) { - fprintf(stderr, - _("%s: %s: bad local symbol name offset %u at %lu\n"), - program_name, object->name().c_str(), st_name, - static_cast<unsigned long>(i)); - gold_exit(false); + // We should be able to erase this symbol from the symbol + // table, but at least with gcc 4.0.2 + // std::unordered_map::erase doesn't appear to return the + // new iterator. + // p = this->table_.erase(p); + ++p; + } + else + { + sym->set_value(mo->output_section->address() + mo->offset); + pool->add(sym->name()); + ++p; + off += sym_size; } - - this->output_pool_.add(sym_names + st_name); } + + return off; } // Instantiate the templates we need. We could use the configure @@ -443,40 +470,4 @@ Symbol_table::add_from_object<64, false>( size_t sym_name_size, Symbol** sympointers); -template -void -Symbol_table::add_local_symbol_names<32, true>( - Sized_object<32, true>* object, - const elfcpp::Sym<32, true>* syms, - size_t count, - const char* sym_names, - size_t sym_name_size); - -template -void -Symbol_table::add_local_symbol_names<32, false>( - Sized_object<32, false>* object, - const elfcpp::Sym<32, false>* syms, - size_t count, - const char* sym_names, - size_t sym_name_size); - -template -void -Symbol_table::add_local_symbol_names<64, true>( - Sized_object<64, true>* object, - const elfcpp::Sym<64, true>* syms, - size_t count, - const char* sym_names, - size_t sym_name_size); - -template -void -Symbol_table::add_local_symbol_names<64, false>( - Sized_object<64, false>* object, - const elfcpp::Sym<64, false>* syms, - size_t count, - const char* sym_names, - size_t sym_name_size); - } // End namespace gold. |