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authorAlan Modra <amodra@gmail.com>2002-10-10 02:52:27 +0000
committerAlan Modra <amodra@gmail.com>2002-10-10 02:52:27 +0000
commit24cdb50ae85f833058ac693535051ac66e6f0d2f (patch)
tree401677372146bc46f76ca33d72fa93c51e451f39 /ld/emultempl
parent6bfb5a1c9d64c7c7db76c1657944721a52763f3f (diff)
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* emultempl/elf32.em (output_rel_find): Prefer .rel script sections
when orphan is .rel, .rela when orphan is .rela. (gld${EMULATION_NAME}_place_orphan): Handle combreloc .rel* case first. Remove outsecname var.
Diffstat (limited to 'ld/emultempl')
-rw-r--r--ld/emultempl/elf32.em52
1 files changed, 31 insertions, 21 deletions
diff --git a/ld/emultempl/elf32.em b/ld/emultempl/elf32.em
index 7f86374..62c39f4 100644
--- a/ld/emultempl/elf32.em
+++ b/ld/emultempl/elf32.em
@@ -75,7 +75,7 @@ static void gld${EMULATION_NAME}_before_allocation
static boolean gld${EMULATION_NAME}_open_dynamic_archive
PARAMS ((const char *, search_dirs_type *, lang_input_statement_type *));
static lang_output_section_statement_type *output_rel_find
- PARAMS ((void));
+ PARAMS ((asection *));
static asection *output_prev_sec_find
PARAMS ((lang_output_section_statement_type *));
static boolean gld${EMULATION_NAME}_place_orphan
@@ -996,13 +996,15 @@ cat >>e${EMULATION_NAME}.c <<EOF
/* A variant of lang_output_section_find. Used by place_orphan. */
static lang_output_section_statement_type *
-output_rel_find ()
+output_rel_find (sec)
+ asection *sec;
{
lang_statement_union_type *u;
lang_output_section_statement_type *lookup;
lang_output_section_statement_type *last = NULL;
lang_output_section_statement_type *last_rel = NULL;
lang_output_section_statement_type *last_rel_alloc = NULL;
+ int rela = sec->name[4] == 'a';
for (u = lang_output_section_statement.head; u; u = lookup->next)
{
@@ -1012,18 +1014,19 @@ output_rel_find ()
/* Don't place after .rel.plt as doing so results in wrong
dynamic tags. Also, place allocated reloc sections before
non-allocated. */
- int rela = lookup->name[4] == 'a';
+ int lookrela = lookup->name[4] == 'a';
- if (strcmp (".plt", lookup->name + 4 + rela) == 0
+ if (strcmp (".plt", lookup->name + 4 + lookrela) == 0
|| (lookup->bfd_section != NULL
&& (lookup->bfd_section->flags & SEC_ALLOC) == 0))
break;
- last_rel = lookup;
+ last = lookup;
+ if (rela == lookrela)
+ last_rel = lookup;
if (lookup->bfd_section != NULL
&& (lookup->bfd_section->flags & SEC_ALLOC) != 0)
last_rel_alloc = lookup;
}
- last = lookup;
}
if (last_rel_alloc)
@@ -1088,13 +1091,23 @@ gld${EMULATION_NAME}_place_orphan (file, s)
lang_statement_list_type add;
etree_type *address;
const char *secname;
- const char *outsecname;
const char *ps = NULL;
lang_output_section_statement_type *os;
+ int isdyn = 0;
secname = bfd_get_section_name (s->owner, s);
+ if (! link_info.relocateable
+ && link_info.combreloc
+ && strncmp (secname, ".rel", 4) == 0)
+ {
+ if (secname[4] == 'a')
+ secname = ".rela.dyn";
+ else
+ secname = ".rel.dyn";
+ isdyn = 1;
+ }
- if (! config.unique_orphan_sections && ! unique_section_p (secname))
+ if (isdyn || (!config.unique_orphan_sections && !unique_section_p (secname)))
{
/* Look through the script to see where to place this section. */
os = lang_output_section_find (secname);
@@ -1159,7 +1172,7 @@ gld${EMULATION_NAME}_place_orphan (file, s)
else if (strncmp (secname, ".rel", 4) == 0
&& (s->flags & SEC_LOAD) != 0
&& (hold_rel.os != NULL
- || (hold_rel.os = output_rel_find ()) != NULL))
+ || (hold_rel.os = output_rel_find (s)) != NULL))
place = &hold_rel;
else if ((s->flags & (SEC_CODE | SEC_READONLY)) == SEC_READONLY
&& HAVE_SECTION (hold_rodata, ".rodata"))
@@ -1173,13 +1186,10 @@ gld${EMULATION_NAME}_place_orphan (file, s)
/* Choose a unique name for the section. This will be needed if the
same section name appears in the input file with different
loadable or allocatable characteristics. */
- outsecname = secname;
- if (bfd_get_section_by_name (output_bfd, outsecname) != NULL)
+ if (bfd_get_section_by_name (output_bfd, secname) != NULL)
{
- outsecname = bfd_get_unique_section_name (output_bfd,
- outsecname,
- &count);
- if (outsecname == NULL)
+ secname = bfd_get_unique_section_name (output_bfd, secname, &count);
+ if (secname == NULL)
einfo ("%F%P: place_orphan failed: %E\n");
}
@@ -1200,7 +1210,7 @@ gld${EMULATION_NAME}_place_orphan (file, s)
{
/* If the name of the section is representable in C, then create
symbols to mark the start and the end of the section. */
- for (ps = outsecname; *ps != '\0'; ps++)
+ for (ps = secname; *ps != '\0'; ps++)
if (! ISALNUM (*ps) && *ps != '_')
break;
if (*ps == '\0')
@@ -1208,8 +1218,8 @@ gld${EMULATION_NAME}_place_orphan (file, s)
char *symname;
etree_type *e_align;
- symname = (char *) xmalloc (ps - outsecname + sizeof "__start_");
- sprintf (symname, "__start_%s", outsecname);
+ symname = (char *) xmalloc (ps - secname + sizeof "__start_");
+ sprintf (symname, "__start_%s", secname);
e_align = exp_unop (ALIGN_K,
exp_intop ((bfd_vma) 1 << s->alignment_power));
lang_add_assignment (exp_assop ('=', symname, e_align));
@@ -1221,7 +1231,7 @@ gld${EMULATION_NAME}_place_orphan (file, s)
else
address = NULL;
- os = lang_enter_output_section_statement (outsecname, address, 0,
+ os = lang_enter_output_section_statement (secname, address, 0,
(bfd_vma) 0,
(etree_type *) NULL,
(etree_type *) NULL,
@@ -1242,8 +1252,8 @@ gld${EMULATION_NAME}_place_orphan (file, s)
if (place != NULL)
stat_ptr = &add;
- symname = (char *) xmalloc (ps - outsecname + sizeof "__stop_");
- sprintf (symname, "__stop_%s", outsecname);
+ symname = (char *) xmalloc (ps - secname + sizeof "__stop_");
+ sprintf (symname, "__stop_%s", secname);
lang_add_assignment (exp_assop ('=', symname,
exp_nameop (NAME, ".")));
}