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authorAlan Modra <amodra@gmail.com>2003-06-08 14:07:34 +0000
committerAlan Modra <amodra@gmail.com>2003-06-08 14:07:34 +0000
commit0b9a4d73a80fc35f12f3e081adf52f293947c3f0 (patch)
tree6755356fc8c2cf0b35e23ad4f887c1adb134e3d6 /ld/emultempl
parentad8e1ba5991e63b07ebd3a33cd3de072dd8aeca4 (diff)
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* emultempl/ppc64elf.em (emit_stub_syms, toc_section): New vars.
(build_toc_list): New function. (gld${EMULATION_NAME}_finish): Call build_toc_list and ppc64_elf_reinit_toc. Adjust ppc64_elf_build_stubs call. (OPTION_STUBSYMS): Define. (PARSE_AND_LIST_LONGOPTS): Add emit-stub-syms. (PARSE_AND_LIST_OPTIONS): Document. (PARSE_AND_LIST_ARGS_CASES): Handle.
Diffstat (limited to 'ld/emultempl')
-rw-r--r--ld/emultempl/ppc64elf.em39
1 files changed, 37 insertions, 2 deletions
diff --git a/ld/emultempl/ppc64elf.em b/ld/emultempl/ppc64elf.em
index 9f688a3..dd6d675 100644
--- a/ld/emultempl/ppc64elf.em
+++ b/ld/emultempl/ppc64elf.em
@@ -44,6 +44,11 @@ static int dotsyms = 1;
/* Whether to run tls optimization. */
static int notlsopt = 0;
+/* Whether to emit symbols for stubs. */
+static int emit_stub_syms = 0;
+
+static asection *toc_section = 0;
+
static void ppc_create_output_section_statements
PARAMS ((void));
static void ppc_after_open
@@ -56,6 +61,8 @@ static void ppc_layout_sections_again
PARAMS ((void));
static void gld${EMULATION_NAME}_after_allocation
PARAMS ((void));
+static void build_toc_list
+ PARAMS ((lang_statement_union_type *));
static void build_section_lists
PARAMS ((lang_statement_union_type *));
static struct bfd_elf_version_expr *gld${EMULATION_NAME}_new_vers_pattern
@@ -295,6 +302,19 @@ gld${EMULATION_NAME}_after_allocation ()
static void
+build_toc_list (statement)
+ lang_statement_union_type *statement;
+{
+ if (statement->header.type == lang_input_section_enum
+ && !statement->input_section.ifile->just_syms_flag
+ && statement->input_section.section->output_section == toc_section)
+ {
+ ppc64_elf_next_toc_section (&link_info, statement->input_section.section);
+ }
+}
+
+
+static void
build_section_lists (statement)
lang_statement_union_type *statement;
{
@@ -339,6 +359,12 @@ gld${EMULATION_NAME}_finish ()
return;
}
+ toc_section = bfd_get_section_by_name (output_bfd, ".toc");
+ if (toc_section != NULL)
+ lang_for_each_statement (build_toc_list);
+
+ ppc64_elf_reinit_toc (output_bfd, &link_info);
+
lang_for_each_statement (build_section_lists);
/* Call into the BFD backend to do the real work. */
@@ -360,7 +386,7 @@ gld${EMULATION_NAME}_finish ()
if (stub_file != NULL && stub_file->the_bfd->sections != NULL)
{
- if (!ppc64_elf_build_stubs (&link_info))
+ if (!ppc64_elf_build_stubs (emit_stub_syms, &link_info))
einfo ("%X%P: can not build stubs: %E\n");
}
}
@@ -471,13 +497,15 @@ EOF
#
PARSE_AND_LIST_PROLOGUE='
#define OPTION_STUBGROUP_SIZE 301
-#define OPTION_DOTSYMS (OPTION_STUBGROUP_SIZE + 1)
+#define OPTION_STUBSYMS (OPTION_STUBGROUP_SIZE + 1)
+#define OPTION_DOTSYMS (OPTION_STUBSYMS + 1)
#define OPTION_NO_DOTSYMS (OPTION_DOTSYMS + 1)
#define OPTION_NO_TLS_OPT (OPTION_NO_DOTSYMS + 1)
'
PARSE_AND_LIST_LONGOPTS='
{ "stub-group-size", required_argument, NULL, OPTION_STUBGROUP_SIZE },
+ { "emit-stub-syms", no_argument, NULL, OPTION_STUBSYMS },
{ "dotsyms", no_argument, NULL, OPTION_DOTSYMS },
{ "no-dotsyms", no_argument, NULL, OPTION_NO_DOTSYMS },
{ "no-tls-optimize", no_argument, NULL, OPTION_NO_TLS_OPT },
@@ -494,6 +522,9 @@ PARSE_AND_LIST_OPTIONS='
the linker should choose suitable defaults.\n"
));
fprintf (file, _("\
+ --emit-stub-syms Label linker stubs with a symbol.\n"
+ ));
+ fprintf (file, _("\
--dotsyms For every version pattern \"foo\" in a version script,\n\
add \".foo\" so that function code symbols are\n\
treated the same as function descriptor symbols.\n\
@@ -517,6 +548,10 @@ PARSE_AND_LIST_ARGS_CASES='
}
break;
+ case OPTION_STUBSYMS:
+ emit_stub_syms = 1;
+ break;
+
case OPTION_DOTSYMS:
dotsyms = 1;
break;