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Support --hash-style=gnu.

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This commit is contained in:
Ian Lance Taylor
2008-03-06 00:15:04 +00:00
parent 94633a5094
commit 13670ee669
3 changed files with 50 additions and 16 deletions
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58
gold/layout.cc
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@@ -1924,27 +1924,53 @@ Layout::create_dynamic_symtab(const Input_objects* input_objects,
// Create the hash tables.
// FIXME: We need an option to create a GNU hash table.
if (strcmp(parameters->options().hash_style(), "sysv") == 0
|| strcmp(parameters->options().hash_style(), "both") == 0)
{
unsigned char* phash;
unsigned int hashlen;
Dynobj::create_elf_hash_table(*pdynamic_symbols, local_symcount,
&phash, &hashlen);
unsigned char* phash;
unsigned int hashlen;
Dynobj::create_elf_hash_table(*pdynamic_symbols, local_symcount,
&phash, &hashlen);
Output_section* hashsec = this->choose_output_section(NULL, ".hash",
elfcpp::SHT_HASH,
elfcpp::SHF_ALLOC,
false);
Output_section* hashsec = this->choose_output_section(NULL, ".hash",
elfcpp::SHT_HASH,
elfcpp::SHF_ALLOC,
false);
Output_section_data* hashdata = new Output_data_const_buffer(phash,
hashlen,
align);
hashsec->add_output_section_data(hashdata);
Output_section_data* hashdata = new Output_data_const_buffer(phash,
hashlen,
align);
hashsec->add_output_section_data(hashdata);
hashsec->set_link_section(dynsym);
hashsec->set_entsize(4);
hashsec->set_link_section(dynsym);
hashsec->set_entsize(4);
odyn->add_section_address(elfcpp::DT_HASH, hashsec);
}
odyn->add_section_address(elfcpp::DT_HASH, hashsec);
if (strcmp(parameters->options().hash_style(), "gnu") == 0
|| strcmp(parameters->options().hash_style(), "both") == 0)
{
unsigned char* phash;
unsigned int hashlen;
Dynobj::create_gnu_hash_table(*pdynamic_symbols, local_symcount,
&phash, &hashlen);
Output_section* hashsec = this->choose_output_section(NULL, ".gnu.hash",
elfcpp::SHT_GNU_HASH,
elfcpp::SHF_ALLOC,
false);
Output_section_data* hashdata = new Output_data_const_buffer(phash,
hashlen,
align);
hashsec->add_output_section_data(hashdata);
hashsec->set_link_section(dynsym);
hashsec->set_entsize(4);
odyn->add_section_address(elfcpp::DT_GNU_HASH, hashsec);
}
}
// Assign offsets to each local portion of the dynamic symbol table.