diff options
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 6 | ||||
| -rw-r--r-- | bfd/elfxx-ia64.c | 48 |
2 files changed, 36 insertions, 18 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 97794af..30fec772 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,9 @@ +2006-04-06 H.J. Lu <hongjiu.lu@intel.com> + + * elfxx-ia64.c (elfNN_ia64_relax_section): Skip unneeded passes + with the skip_relax_pass_0 and skip_relax_pass_1 bits in the + section structure. + 2006-04-05 Bernd Schmidt <bernd.schmidt@analog.com> * elf32-bfin.c (bfinfdpic_relocs_info_hash): Sprinkle casts to diff --git a/bfd/elfxx-ia64.c b/bfd/elfxx-ia64.c index 8d3d5d7..6b3257a 100644 --- a/bfd/elfxx-ia64.c +++ b/bfd/elfxx-ia64.c @@ -863,6 +863,12 @@ elfNN_ia64_relax_brl (bfd_byte *contents, bfd_vma off) bfd_putl64 (t0, hit_addr); bfd_putl64 (t1, hit_addr + 8); } + +/* Rename some of the generic section flags to better document how they + are used here. */ +#define skip_relax_pass_0 need_finalize_relax +#define skip_relax_pass_1 has_gp_reloc + /* These functions do relaxation for IA-64 ELF. */ @@ -891,6 +897,8 @@ elfNN_ia64_relax_section (abfd, sec, link_info, again) bfd_boolean changed_contents = FALSE; bfd_boolean changed_relocs = FALSE; bfd_boolean changed_got = FALSE; + bfd_boolean skip_relax_pass_0 = TRUE; + bfd_boolean skip_relax_pass_1 = TRUE; bfd_vma gp = 0; /* Assume we're not going to change any sizes, and we'll only need @@ -902,11 +910,11 @@ elfNN_ia64_relax_section (abfd, sec, link_info, again) return FALSE; /* Nothing to do if there are no relocations or there is no need for - the relax finalize pass. */ + the current pass. */ if ((sec->flags & SEC_RELOC) == 0 || sec->reloc_count == 0 - || (!link_info->need_relax_finalize - && sec->need_finalize_relax == 0)) + || (link_info->relax_pass == 0 && sec->skip_relax_pass_0) + || (link_info->relax_pass == 1 && sec->skip_relax_pass_1)) return TRUE; symtab_hdr = &elf_tdata (abfd)->symtab_hdr; @@ -947,20 +955,19 @@ elfNN_ia64_relax_section (abfd, sec, link_info, again) case R_IA64_PCREL21BI: case R_IA64_PCREL21M: case R_IA64_PCREL21F: - /* In the finalize pass, all br relaxations are done. We can - skip it. */ - if (!link_info->need_relax_finalize) + /* In pass 1, all br relaxations are done. We can skip it. */ + if (link_info->relax_pass == 1) continue; + skip_relax_pass_0 = FALSE; is_branch = TRUE; break; case R_IA64_PCREL60B: - /* We can't optimize brl to br before the finalize pass since - br relaxations will increase the code size. Defer it to - the finalize pass. */ - if (link_info->need_relax_finalize) + /* We can't optimize brl to br in pass 0 since br relaxations + will increase the code size. Defer it to pass 1. */ + if (link_info->relax_pass == 0) { - sec->need_finalize_relax = 1; + skip_relax_pass_1 = FALSE; continue; } is_branch = TRUE; @@ -968,12 +975,11 @@ elfNN_ia64_relax_section (abfd, sec, link_info, again) case R_IA64_LTOFF22X: case R_IA64_LDXMOV: - /* We can't relax ldx/mov before the finalize pass since - br relaxations will increase the code size. Defer it to - the finalize pass. */ - if (link_info->need_relax_finalize) + /* We can't relax ldx/mov in pass 0 since br relaxations will + increase the code size. Defer it to pass 1. */ + if (link_info->relax_pass == 0) { - sec->need_finalize_relax = 1; + skip_relax_pass_1 = FALSE; continue; } is_branch = FALSE; @@ -1363,8 +1369,12 @@ elfNN_ia64_relax_section (abfd, sec, link_info, again) } } - if (!link_info->need_relax_finalize) - sec->need_finalize_relax = 0; + if (link_info->relax_pass == 0) + { + /* Pass 0 is only needed to relax br. */ + sec->skip_relax_pass_0 = skip_relax_pass_0; + sec->skip_relax_pass_1 = skip_relax_pass_1; + } *again = changed_contents || changed_relocs; return TRUE; @@ -1380,6 +1390,8 @@ elfNN_ia64_relax_section (abfd, sec, link_info, again) free (internal_relocs); return FALSE; } +#undef skip_relax_pass_0 +#undef skip_relax_pass_1 static void elfNN_ia64_relax_ldxmov (contents, off) |