diff options
author | Andreas Jaeger <aj@suse.de> | 2001-06-19 13:30:40 +0000 |
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committer | Andreas Jaeger <aj@suse.de> | 2001-06-19 13:30:40 +0000 |
commit | fd8ab9e5380a4ef20a35a80359cafc7e3a667ef8 (patch) | |
tree | e5083bcc6c14e1fc8d2177d03cef50e0248d17e7 /bfd | |
parent | c45021f2d2dffbe6b87f7d9f0ce5d0cc9038a37c (diff) | |
download | gdb-fd8ab9e5380a4ef20a35a80359cafc7e3a667ef8.zip gdb-fd8ab9e5380a4ef20a35a80359cafc7e3a667ef8.tar.gz gdb-fd8ab9e5380a4ef20a35a80359cafc7e3a667ef8.tar.bz2 |
(elf64_x86_64_relocate_section): Fix creation of dynamic symbols.
Diffstat (limited to 'bfd')
-rw-r--r-- | bfd/ChangeLog | 5 | ||||
-rw-r--r-- | bfd/elf64-x86-64.c | 73 |
2 files changed, 55 insertions, 23 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 9c3f8a1..2739ca4 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,8 @@ +2001-06-19 Andreas Jaeger <aj@suse.de> + + * elf64-x86-64.c (elf64_x86_64_relocate_section): Fix creation of + dynamic symbols. + 2001-06-18 Hans-Peter Nilsson <hp@axis.com> * elflink.h (struct elf_assign_sym_version_info): Remove member diff --git a/bfd/elf64-x86-64.c b/bfd/elf64-x86-64.c index 079c9688..57d4005 100644 --- a/bfd/elf64-x86-64.c +++ b/bfd/elf64-x86-64.c @@ -1439,13 +1439,16 @@ elf64_x86_64_relocate_section (output_bfd, info, input_bfd, input_section, + h->plt.offset); break; + case R_X86_64_PC8: + case R_X86_64_PC16: + case R_X86_64_PC32: + if (h == NULL) + break; + /* Fall through. */ case R_X86_64_8: case R_X86_64_16: case R_X86_64_32: case R_X86_64_64: - case R_X86_64_PC8: - case R_X86_64_PC16: - case R_X86_64_PC32: /* FIXME: The ABI says the linker should make sure the value is the same when it's zeroextended to 64 bit. */ if (info->shared @@ -1453,11 +1456,10 @@ elf64_x86_64_relocate_section (output_bfd, info, input_bfd, input_section, && ((r_type != R_X86_64_PC8 && r_type != R_X86_64_PC16 && r_type != R_X86_64_PC32) - || (h != NULL - && h->dynindx != -1 - && (! info->symbolic - || (h->elf_link_hash_flags - & ELF_LINK_HASH_DEF_REGULAR) == 0)))) + || (! info->symbolic + || (h->elf_link_hash_flags + & ELF_LINK_HASH_DEF_REGULAR) == 0))) + { Elf_Internal_Rela outrel; boolean skip, relocate; @@ -1512,23 +1514,21 @@ elf64_x86_64_relocate_section (output_bfd, info, input_bfd, input_section, memset (&outrel, 0, sizeof outrel); relocate = false; } - else if ((r_type == R_X86_64_PC8) - || (r_type == R_X86_64_PC16) - || (r_type == R_X86_64_PC32)) + /* h->dynindx may be -1 if this symbol was marked to + become local. */ + else if (h != NULL + && ((! info->symbolic && h->dynindx != -1) + || (h->elf_link_hash_flags + & ELF_LINK_HASH_DEF_REGULAR) == 0)) { - BFD_ASSERT (h != NULL && h->dynindx != -1); + BFD_ASSERT (h->dynindx != -1); relocate = false; outrel.r_info = ELF64_R_INFO (h->dynindx, r_type); outrel.r_addend = relocation + rela->r_addend; } else { - /* h->dynindx may be -1 if this symbol was marked to - become local. */ - if (h == NULL - || ((info->symbolic || h->dynindx == -1) - && (h->elf_link_hash_flags - & ELF_LINK_HASH_DEF_REGULAR) != 0)) + if (r_type == R_X86_64_64) { relocate = true; outrel.r_info = ELF64_R_INFO (0, R_X86_64_RELATIVE); @@ -1536,11 +1536,38 @@ elf64_x86_64_relocate_section (output_bfd, info, input_bfd, input_section, } else { - BFD_ASSERT (h->dynindx != -1); - relocate = false; - outrel.r_info = ELF64_R_INFO (h->dynindx, R_X86_64_32); - outrel.r_addend = relocation + rela->r_addend; - } + long indx; + + if (h == NULL) + sec = local_sections[r_symndx]; + else + { + BFD_ASSERT (h->root.type == bfd_link_hash_defined + || (h->root.type + == bfd_link_hash_defweak)); + sec = h->root.u.def.section; + } + if (sec != NULL && bfd_is_abs_section (sec)) + indx = 0; + else if (sec == NULL || sec->owner == NULL) + { + bfd_set_error (bfd_error_bad_value); + return false; + } + else + { + asection *osec; + + osec = sec->output_section; + indx = elf_section_data (osec)->dynindx; + BFD_ASSERT (indx > 0); + } + + relocate = false; + outrel.r_info = ELF64_R_INFO (indx, r_type); + outrel.r_addend = relocation + rela->r_addend; + } + } bfd_elf64_swap_reloca_out (output_bfd, &outrel, |