diff options
Diffstat (limited to 'bfd/elf32-mips.c')
-rw-r--r-- | bfd/elf32-mips.c | 87 |
1 files changed, 25 insertions, 62 deletions
diff --git a/bfd/elf32-mips.c b/bfd/elf32-mips.c index 9288738..4672f12 100644 --- a/bfd/elf32-mips.c +++ b/bfd/elf32-mips.c @@ -1786,15 +1786,10 @@ bfd_mips_elf32_create_embedded_relocs (abfd, info, datasec, relsec, errmsg) char **errmsg; { Elf_Internal_Shdr *symtab_hdr; - Elf_Internal_Shdr *shndx_hdr; - Elf32_External_Sym *extsyms; - Elf32_External_Sym *free_extsyms = NULL; - Elf_External_Sym_Shndx *shndx_buf = NULL; - Elf_Internal_Rela *internal_relocs; - Elf_Internal_Rela *free_relocs = NULL; + Elf_Internal_Sym *isymbuf = NULL; + Elf_Internal_Rela *internal_relocs = NULL; Elf_Internal_Rela *irel, *irelend; bfd_byte *p; - bfd_size_type amt; BFD_ASSERT (! info->relocateable); @@ -1803,41 +1798,17 @@ bfd_mips_elf32_create_embedded_relocs (abfd, info, datasec, relsec, errmsg) if (datasec->reloc_count == 0) return true; - symtab_hdr = &elf_tdata (abfd)->symtab_hdr; /* Read this BFD's symbols if we haven't done so already, or get the cached copy if it exists. */ - if (symtab_hdr->contents != NULL) - extsyms = (Elf32_External_Sym *) symtab_hdr->contents; - else - { - /* Go get them off disk. */ - if (info->keep_memory) - extsyms = ((Elf32_External_Sym *) - bfd_alloc (abfd, symtab_hdr->sh_size)); - else - extsyms = ((Elf32_External_Sym *) - bfd_malloc (symtab_hdr->sh_size)); - if (extsyms == NULL) - goto error_return; - if (! info->keep_memory) - free_extsyms = extsyms; - if (bfd_seek (abfd, symtab_hdr->sh_offset, SEEK_SET) != 0 - || (bfd_bread (extsyms, symtab_hdr->sh_size, abfd) - != symtab_hdr->sh_size)) - goto error_return; - if (info->keep_memory) - symtab_hdr->contents = (unsigned char *) extsyms; - } - - shndx_hdr = &elf_tdata (abfd)->symtab_shndx_hdr; - if (shndx_hdr->sh_size != 0) + symtab_hdr = &elf_tdata (abfd)->symtab_hdr; + if (symtab_hdr->sh_info != 0) { - amt = symtab_hdr->sh_info * sizeof (Elf_External_Sym_Shndx); - shndx_buf = (Elf_External_Sym_Shndx *) bfd_malloc (amt); - if (shndx_buf == NULL) - goto error_return; - if (bfd_seek (abfd, shndx_hdr->sh_offset, SEEK_SET) != 0 - || bfd_bread ((PTR) shndx_buf, amt, abfd) != amt) + isymbuf = (Elf_Internal_Sym *) symtab_hdr->contents; + if (isymbuf == NULL) + isymbuf = bfd_elf_get_elf_syms (abfd, symtab_hdr, + symtab_hdr->sh_info, 0, + NULL, NULL, NULL); + if (isymbuf == NULL) goto error_return; } @@ -1847,8 +1818,6 @@ bfd_mips_elf32_create_embedded_relocs (abfd, info, datasec, relsec, errmsg) info->keep_memory)); if (internal_relocs == NULL) goto error_return; - if (! info->keep_memory) - free_relocs = internal_relocs; relsec->contents = (bfd_byte *) bfd_alloc (abfd, datasec->reloc_count * 12); if (relsec->contents == NULL) @@ -1879,17 +1848,11 @@ bfd_mips_elf32_create_embedded_relocs (abfd, info, datasec, relsec, errmsg) /* Get the target section referred to by the reloc. */ if (ELF32_R_SYM (irel->r_info) < symtab_hdr->sh_info) { - Elf32_External_Sym *esym; - Elf_External_Sym_Shndx *shndx; - Elf_Internal_Sym isym; + Elf_Internal_Sym *isym; /* A local symbol. */ - esym = extsyms + ELF32_R_SYM (irel->r_info); - shndx = shndx_buf + (shndx_buf ? ELF32_R_SYM (irel->r_info) : 0); - bfd_elf32_swap_symbol_in (abfd, (const PTR) esym, (const PTR) shndx, - &isym); - - targetsec = bfd_section_from_elf_index (abfd, isym.st_shndx); + isym = isymbuf + ELF32_R_SYM (irel->r_info); + targetsec = bfd_section_from_elf_index (abfd, isym->st_shndx); } else { @@ -1926,21 +1889,21 @@ bfd_mips_elf32_create_embedded_relocs (abfd, info, datasec, relsec, errmsg) strncpy (p + 4, targetsec->output_section->name, 8); } - if (shndx_buf != NULL) - free (shndx_buf); - if (free_extsyms != NULL) - free (free_extsyms); - if (free_relocs != NULL) - free (free_relocs); + if (internal_relocs != NULL + && elf_section_data (datasec)->relocs != internal_relocs) + free (internal_relocs); + if (isymbuf != NULL + && symtab_hdr->contents != (unsigned char *) isymbuf) + free (isymbuf); return true; error_return: - if (shndx_buf != NULL) - free (shndx_buf); - if (free_extsyms != NULL) - free (free_extsyms); - if (free_relocs != NULL) - free (free_relocs); + if (internal_relocs != NULL + && elf_section_data (datasec)->relocs != internal_relocs) + free (internal_relocs); + if (isymbuf != NULL + && symtab_hdr->contents != (unsigned char *) isymbuf) + free (isymbuf); return false; } |