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* emultempl/ppc64elf.em: Add "no-tls-optimize" option and support code.

This commit is contained in:
Alan Modra 2003-02-09 04:36:44 +00:00
parent 951fd09be7
commit e5096e3f2d
2 changed files with 32 additions and 16 deletions
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4
ld/ChangeLog
View File

@ -1,3 +1,7 @@
2003-02-09 Alan Modra <amodra@bigpond.net.au>
* emultempl/ppc64elf.em: Add "no-tls-optimize" option and support code.
2003-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* hppaelf.em (group_size): Change default to -1.

44
ld/emultempl/ppc64elf.em
View File

@ -41,6 +41,9 @@ static bfd_signed_vma group_size = 1;
/* Whether to add ".foo" entries for each "foo" in a version script. */
static int dotsyms = 1;
/* Whether to run tls optimization. */
static int notlsopt = 0;
static void ppc_create_output_section_statements
PARAMS ((void));
static void ppc_after_open
@ -101,20 +104,23 @@ ppc_before_allocation ()
return;
}
/* Size the sections. This is premature, but we want to know the
TLS segment layout so that certain optimizations can be done. */
lang_size_sections (stat_ptr->head, abs_output_section,
&stat_ptr->head, 0, (bfd_vma) 0, NULL);
if (!ppc64_elf_tls_optimize (output_bfd, &link_info))
if (ppc64_elf_tls_setup (output_bfd, &link_info) && !notlsopt)
{
einfo ("%X%P: TLS problem %E\n");
return;
/* Size the sections. This is premature, but we want to know the
TLS segment layout so that certain optimizations can be done. */
lang_size_sections (stat_ptr->head, abs_output_section,
&stat_ptr->head, 0, (bfd_vma) 0, NULL);
if (!ppc64_elf_tls_optimize (output_bfd, &link_info))
{
einfo ("%X%P: TLS problem %E\n");
return;
}
lang_reset_memory_regions ();
}
gld${EMULATION_NAME}_before_allocation ();
lang_reset_memory_regions ();
}
struct hook_stub_info
@ -457,6 +463,7 @@ PARSE_AND_LIST_PROLOGUE='
#define OPTION_STUBGROUP_SIZE 301
#define OPTION_DOTSYMS (OPTION_STUBGROUP_SIZE + 1)
#define OPTION_NO_DOTSYMS (OPTION_DOTSYMS + 1)
#define OPTION_NO_TLS_OPT (OPTION_NO_DOTSYMS + 1)
'
# The options are repeated below so that no abbreviations are allowed.
@ -468,6 +475,8 @@ PARSE_AND_LIST_LONGOPTS='
{ "dotsyms", no_argument, NULL, OPTION_DOTSYMS },
{ "no-dotsyms", no_argument, NULL, OPTION_NO_DOTSYMS },
{ "no-dotsyms", no_argument, NULL, OPTION_NO_DOTSYMS },
{ "no-tls-optimize", no_argument, NULL, OPTION_NO_TLS_OPT },
{ "no-tls-optimize", no_argument, NULL, OPTION_NO_TLS_OPT },
'
PARSE_AND_LIST_OPTIONS='
@ -489,6 +498,9 @@ PARSE_AND_LIST_OPTIONS='
fprintf (file, _("\
--no-dotsyms Don'\''t do anything special in version scripts.\n"
));
fprintf (file, _("\
--no-tls-optimize Don'\''t try to optimize TLS accesses.\n"
));
'
PARSE_AND_LIST_ARGS_CASES='
@ -502,15 +514,15 @@ PARSE_AND_LIST_ARGS_CASES='
break;
case OPTION_DOTSYMS:
{
dotsyms = 1;
}
dotsyms = 1;
break;
case OPTION_NO_DOTSYMS:
{
dotsyms = 0;
}
dotsyms = 0;
break;
case OPTION_NO_TLS_OPT:
notlsopt = 1;
break;
'