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authorIan Lance Taylor <iant@google.com>2006-09-27 22:53:42 +0000
committerIan Lance Taylor <iant@google.com>2006-09-27 22:53:42 +0000
commit75f65a3e309b8cd885c782f6af106d1e2a1876f6 (patch)
tree0f21c32a5e40156d007fd6a676b5d74a8c423c90 /gold/symtab.cc
parent6b89cc2108a525fdc4186bae5365acc258e9c23c (diff)
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Finished layout code.
Diffstat (limited to 'gold/symtab.cc')
-rw-r--r--gold/symtab.cc103
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.