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added -rdynamic support

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This commit is contained in:
bellard
2003-05-24 15:46:29 +00:00
parent fe3b68b087
commit 98713a6be3
2 changed files with 19 additions and 3 deletions
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14
tccelf.c
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@ -779,7 +779,7 @@ static void tcc_add_runtime(TCCState *s1)
Section *s;
if (!s1->nostdlib) {
snprintf(buf, sizeof(buf), "%s/%s", tcc_lib_path, "libtcc1.o");
snprintf(buf, sizeof(buf), "%s/%s", tcc_lib_path, "libtcc1.a");
tcc_add_file(s1, buf);
}
#ifdef CONFIG_TCC_BCHECK
@ -967,7 +967,7 @@ int tcc_output_file(TCCState *s1, const char *filename)
unsigned long offset;
offset = bss_section->data_offset;
/* XXX: which alignment ? */
offset = (offset + 8 - 1) & -8;
offset = (offset + 16 - 1) & -16;
index = put_elf_sym(s1->dynsym, offset, esym->st_size,
esym->st_info, 0,
bss_section->sh_num, name);
@ -986,6 +986,14 @@ int tcc_output_file(TCCState *s1, const char *filename)
error_noabort("undefined symbol '%s'", name);
}
}
} else if (s1->rdynamic &&
ELF32_ST_BIND(sym->st_info) != STB_LOCAL) {
/* if -rdynamic option, then export all non
local symbols */
name = symtab_section->link->data + sym->st_name;
put_elf_sym(s1->dynsym, sym->st_value, sym->st_size,
sym->st_info, 0,
sym->st_shndx, name);
}
}
@ -1003,6 +1011,8 @@ int tcc_output_file(TCCState *s1, const char *filename)
name = s1->dynsymtab_section->link->data + esym->st_name;
sym_index = find_elf_sym(symtab_section, name);
if (sym_index) {
/* XXX: avoid adding a symbol if already
present because of -rdynamic ? */
sym = &((Elf32_Sym *)symtab_section->data)[sym_index];
put_elf_sym(s1->dynsym, sym->st_value, sym->st_size,
sym->st_info, 0,