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authorAlan Modra <amodra@gmail.com>2004-11-04 11:55:13 +0000
committerAlan Modra <amodra@gmail.com>2004-11-04 11:55:13 +0000
commitc5614fa4606bc57532bebea972ce43bb434b6084 (patch)
treeb21e5891be5a4ac97410b24026afaf1192956e53 /ld
parent9306ca4a205ea71479693f53f777ab04f55b4d49 (diff)
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bfd/
* elf64-ppc.h (ppc64_elf_edit_toc): Declare. * elf64-ppc.c (struct ppc_link_hash_entry <adjust_done>): Update comment. (struct adjust_toc_info): New. (adjust_toc_syms, ppc64_elf_edit_toc): New functions. ld/ * emultempl/ppc64elf.em (no_tls_opt): Rename from notlsopt. (no_opd_opt, no_toc_opt): New static vars. (ppc_before_allocation): Don't edit opt if no_opd_opt. Call ppc64_elf_edit_toc. (OPTION_NO_OPD_OPT, OPTION_NO_TOC_OPT): Define. (PARSE_AND_LIST_LONGOPTS): Add no-opd-optimize and no-toc-optimize. (PARSE_AND_LIST_OPTIONS): Describe new options. (PARSE_AND_LIST_ARGS_CASES): Handle them.
Diffstat (limited to 'ld')
-rw-r--r--ld/ChangeLog13
-rw-r--r--ld/emultempl/ppc64elf.em45
2 files changed, 51 insertions, 7 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog
index c88752f..cfaeacc 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,9 +1,20 @@
+2004-11-04 Alan Modra <amodra@bigpond.net.au>
+
+ * emultempl/ppc64elf.em (no_tls_opt): Rename from notlsopt.
+ (no_opd_opt, no_toc_opt): New static vars.
+ (ppc_before_allocation): Don't edit opt if no_opd_opt. Call
+ ppc64_elf_edit_toc.
+ (OPTION_NO_OPD_OPT, OPTION_NO_TOC_OPT): Define.
+ (PARSE_AND_LIST_LONGOPTS): Add no-opd-optimize and no-toc-optimize.
+ (PARSE_AND_LIST_OPTIONS): Describe new options.
+ (PARSE_AND_LIST_ARGS_CASES): Handle them.
+
2004-10-27 Nick Clifton <nickc@redhat.com>
* emultempl/alphaelf.em (alpha_after_parse): Add extra, NULL,
parameter to invocation of lang_section_start.
* emultempl/aix.em (_handle_option): Likewise.
-
+
* Makefile.am (eelf64alpha.c, eelf64alpha_fbsd.c,
eelf64alpha_nbsd.c): Add dependency upon emultempl/alphaelf.em.
* Makefile.in: Regenerate.
diff --git a/ld/emultempl/ppc64elf.em b/ld/emultempl/ppc64elf.em
index 8699a82..3713fd3 100644
--- a/ld/emultempl/ppc64elf.em
+++ b/ld/emultempl/ppc64elf.em
@@ -44,7 +44,13 @@ static bfd_signed_vma group_size = 1;
static int dotsyms = 1;
/* Whether to run tls optimization. */
-static int notlsopt = 0;
+static int no_tls_opt = 0;
+
+/* Whether to run opd optimization. */
+static int no_opd_opt = 0;
+
+/* Whether to run toc optimization. */
+static int no_toc_opt = 0;
/* Whether to emit symbols for stubs. */
static int emit_stub_syms = 0;
@@ -92,13 +98,14 @@ ppc_before_allocation (void)
{
if (stub_file != NULL)
{
- if (!ppc64_elf_edit_opd (output_bfd, &link_info, non_overlapping_opd))
+ if (!no_opd_opt
+ && !ppc64_elf_edit_opd (output_bfd, &link_info, non_overlapping_opd))
{
- einfo ("%X%P: can not edit opd %E\n");
+ einfo ("%X%P: can not edit %s %E\n", "opd");
return;
}
- if (ppc64_elf_tls_setup (output_bfd, &link_info) && !notlsopt)
+ if (ppc64_elf_tls_setup (output_bfd, &link_info) && !no_tls_opt)
{
/* Size the sections. This is premature, but we want to know the
TLS segment layout so that certain optimizations can be done. */
@@ -115,6 +122,14 @@ ppc_before_allocation (void)
elf_tdata (output_bfd)->program_header_size = 0;
lang_reset_memory_regions ();
}
+
+ if (!no_toc_opt
+ && !link_info.relocatable
+ && !ppc64_elf_edit_toc (output_bfd, &link_info))
+ {
+ einfo ("%X%P: can not edit %s %E\n", "toc");
+ return;
+ }
}
gld${EMULATION_NAME}_before_allocation ();
@@ -467,7 +482,9 @@ PARSE_AND_LIST_PROLOGUE='
#define OPTION_DOTSYMS (OPTION_STUBSYMS + 1)
#define OPTION_NO_DOTSYMS (OPTION_DOTSYMS + 1)
#define OPTION_NO_TLS_OPT (OPTION_NO_DOTSYMS + 1)
-#define OPTION_NON_OVERLAPPING_OPD (OPTION_NO_TLS_OPT + 1)
+#define OPTION_NO_OPD_OPT (OPTION_NO_TLS_OPT + 1)
+#define OPTION_NO_TOC_OPT (OPTION_NO_OPD_OPT + 1)
+#define OPTION_NON_OVERLAPPING_OPD (OPTION_NO_TOC_OPT + 1)
'
PARSE_AND_LIST_LONGOPTS='
@@ -476,6 +493,8 @@ PARSE_AND_LIST_LONGOPTS='
{ "dotsyms", no_argument, NULL, OPTION_DOTSYMS },
{ "no-dotsyms", no_argument, NULL, OPTION_NO_DOTSYMS },
{ "no-tls-optimize", no_argument, NULL, OPTION_NO_TLS_OPT },
+ { "no-opd-optimize", no_argument, NULL, OPTION_NO_OPD_OPT },
+ { "no-toc-optimize", no_argument, NULL, OPTION_NO_TOC_OPT },
{ "non-overlapping-opd", no_argument, NULL, OPTION_NON_OVERLAPPING_OPD },
'
@@ -505,6 +524,12 @@ PARSE_AND_LIST_OPTIONS='
--no-tls-optimize Don'\''t try to optimize TLS accesses.\n"
));
fprintf (file, _("\
+ --no-opd-optimize Don'\''t optimize the OPD section.\n"
+ ));
+ fprintf (file, _("\
+ --no-toc-optimize Don'\''t optimize the TOC section.\n"
+ ));
+ fprintf (file, _("\
--non-overlapping-opd Canonicalize .opd, so that there are no overlapping\n\
.opd entries.\n"
));
@@ -533,7 +558,15 @@ PARSE_AND_LIST_ARGS_CASES='
break;
case OPTION_NO_TLS_OPT:
- notlsopt = 1;
+ no_tls_opt = 1;
+ break;
+
+ case OPTION_NO_OPD_OPT:
+ no_opd_opt = 1;
+ break;
+
+ case OPTION_NO_TOC_OPT:
+ no_toc_opt = 1;
break;
case OPTION_NON_OVERLAPPING_OPD: