From 242eee7a0becf3fcf97fde976f31c557275f181e Mon Sep 17 00:00:00 2001 From: Ian Lance Taylor Date: Mon, 17 Jul 1995 17:59:27 +0000 Subject: [PATCH] * ldwrite.c (split_sections): Don't split the first input section into a new output section. --- ld/ChangeLog | 5 +++++ ld/ldwrite.c | 55 +++++++++++++++++++++++++++++++++++++++++++--------- 2 files changed, 51 insertions(+), 9 deletions(-) diff --git a/ld/ChangeLog b/ld/ChangeLog index 858ca3874c6..cea9c845b78 100644 --- a/ld/ChangeLog +++ b/ld/ChangeLog @@ -1,3 +1,8 @@ +Mon Jul 17 13:57:00 1995 Ian Lance Taylor + + * ldwrite.c (split_sections): Don't split the first input section + into a new output section. + Sat Jul 15 00:26:35 1995 Michael Meissner * emulparams/elf32ppc.sh (TEMPLATE_NAME): Define as elf32. diff --git a/ld/ldwrite.c b/ld/ldwrite.c index c9caf83572e..be1465d378c 100644 --- a/ld/ldwrite.c +++ b/ld/ldwrite.c @@ -16,7 +16,7 @@ GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software -Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include "bfd.h" #include "sysdep.h" @@ -218,7 +218,7 @@ clone_section (abfd, s, count) #define SSIZE 8 char sname[SSIZE]; /* ?? find the name for this size */ asection *n; - + struct bfd_link_hash_entry *h; /* Invent a section name - use first five chars of base section name and a digit suffix */ do @@ -234,6 +234,15 @@ clone_section (abfd, s, count) n = bfd_make_section_anyway (abfd, strdup (sname)); + /* Create a symbol of the same name */ + + h = bfd_link_hash_lookup (link_info.hash, + sname, true, true, false); + h->type = bfd_link_hash_defined; + h->u.def.value = 0; + h->u.def.section = n ; + + n->flags = s->flags; n->vma = s->vma; n->user_set_vma = s->user_set_vma; @@ -244,7 +253,7 @@ clone_section (abfd, s, count) n->output_section = n; n->orelocation = 0; n->reloc_count = 0; - + n->alignment_power = 1; return n; } @@ -317,6 +326,7 @@ split_sections (abfd, info) original_sec && nsecs; original_sec = original_sec->next, nsecs--) { + boolean first = true; int count = 0; int lines = 0; int relocs = 0; @@ -324,6 +334,7 @@ split_sections (abfd, info) bfd_vma vma = original_sec->vma; bfd_vma shift_offset = 0; asection *cursor = original_sec; + /* count up the relocations and line entries to see if anything would be too big to fit */ for (pp = &(cursor->link_order_head); *pp; pp = &((*pp)->next)) @@ -350,9 +361,10 @@ split_sections (abfd, info) || p->type == bfd_symbol_reloc_link_order)) thisrelocs++; - if (thisrelocs + relocs > config.split_by_reloc - || thislines + lines > config.split_by_reloc - || config.split_by_file) + if (! first + && (thisrelocs + relocs > config.split_by_reloc + || thislines + lines > config.split_by_reloc + || config.split_by_file)) { /* create a new section and put this link order and the following link orders into it */ @@ -398,6 +410,8 @@ split_sections (abfd, info) relocs += thisrelocs; lines += thislines; } + + first = false; } } sanity_check (abfd); @@ -406,12 +420,24 @@ split_sections (abfd, info) void ldwrite () { + /* Reset error indicator, which can typically something like invalid + format from openning up the .o files */ + bfd_set_error (bfd_error_no_error); lang_for_each_statement (build_link_order); if (config.split_by_reloc || config.split_by_file) split_sections (output_bfd, &link_info); if (!bfd_final_link (output_bfd, &link_info)) - einfo ("%F%P: final link failed: %E\n", output_bfd); + { + /* If there was an error recorded, print it out. Otherwise assume + an appropriate error message like unknown symbol was printed + out. */ + + if (bfd_get_error () != bfd_error_no_error) + einfo ("%F%P: final link failed: %E\n", output_bfd); + else + xexit(1); + } if (config.map_file) { @@ -453,6 +479,14 @@ print_file_stuff (f) s != (asection *) NULL; s = s->next) { +#ifdef WINDOWS_NT + /* Don't include any information that goes into the '.junk' + section. This includes the code view .debug$ data and + stuff from .drectve sections */ + if (strcmp (s->name, ".drectve") == 0 || + strncmp (s->name, ".debug$", 7) == 0) + continue; +#endif print_address (s->output_offset); if (s->reloc_done) { @@ -509,13 +543,14 @@ print_symbol (p, ignore) print_nl (); break; - case bfd_link_hash_weak: + case bfd_link_hash_undefweak: fprintf (config.map_file, "weak "); fprintf (config.map_file, "%s ", p->root.string); print_nl (); break; case bfd_link_hash_defined: + case bfd_link_hash_defweak: { asection *defsec = p->u.def.section; @@ -531,7 +566,9 @@ print_symbol (p, ignore) { fprintf (config.map_file, " ......."); } - fprintf (config.map_file, " %s ", p->root.string); + fprintf (config.map_file, " %s", p->root.string); + if (p->type == bfd_link_hash_defweak) + fprintf (config.map_file, " [weak]"); } print_nl (); break; -- 2.30.2