diff options
Diffstat (limited to 'ld/emultempl/ppc32elf.em')
| -rw-r--r-- | ld/emultempl/ppc32elf.em | 86 |
1 files changed, 64 insertions, 22 deletions
diff --git a/ld/emultempl/ppc32elf.em b/ld/emultempl/ppc32elf.em index 6852e9b..70dd5a0 100644 --- a/ld/emultempl/ppc32elf.em +++ b/ld/emultempl/ppc32elf.em @@ -38,7 +38,8 @@ static int notlsopt = 0; /* Choose the correct place for .got. */ static int old_got = 0; -static struct ppc_elf_params params = { PLT_UNSET, -1, 0, 0, 0, 0, 0, 0, 0 }; +static struct ppc_elf_params params = { PLT_UNSET, 0, -1, + 0, 0, 0, 0, 0, 0, 0 }; static void ppc_after_open_output (void) @@ -239,17 +240,22 @@ fi # parse_args and list_options functions. # PARSE_AND_LIST_PROLOGUE=${PARSE_AND_LIST_PROLOGUE}' -#define OPTION_NO_TLS_OPT 321 -#define OPTION_NO_TLS_GET_ADDR_OPT (OPTION_NO_TLS_OPT + 1) -#define OPTION_NEW_PLT (OPTION_NO_TLS_GET_ADDR_OPT + 1) -#define OPTION_OLD_PLT (OPTION_NEW_PLT + 1) -#define OPTION_OLD_GOT (OPTION_OLD_PLT + 1) -#define OPTION_STUBSYMS (OPTION_OLD_GOT + 1) -#define OPTION_NO_STUBSYMS (OPTION_STUBSYMS + 1) -#define OPTION_PPC476_WORKAROUND (OPTION_NO_STUBSYMS + 1) -#define OPTION_NO_PPC476_WORKAROUND (OPTION_PPC476_WORKAROUND + 1) -#define OPTION_NO_PICFIXUP (OPTION_NO_PPC476_WORKAROUND + 1) -#define OPTION_VLE_RELOC_FIXUP (OPTION_NO_PICFIXUP + 1) +enum ppc32_opt +{ + OPTION_NO_TLS_OPT = 321, + OPTION_NO_TLS_GET_ADDR_OPT, + OPTION_NEW_PLT, + OPTION_OLD_PLT, + OPTION_PLT_ALIGN, + OPTION_NO_PLT_ALIGN, + OPTION_OLD_GOT, + OPTION_STUBSYMS, + OPTION_NO_STUBSYMS, + OPTION_PPC476_WORKAROUND, + OPTION_NO_PPC476_WORKAROUND, + OPTION_NO_PICFIXUP, + OPTION_VLE_RELOC_FIXUP +}; ' PARSE_AND_LIST_LONGOPTS=${PARSE_AND_LIST_LONGOPTS}' @@ -261,6 +267,8 @@ if test -z "$VXWORKS_BASE_EM_FILE" ; then PARSE_AND_LIST_LONGOPTS=${PARSE_AND_LIST_LONGOPTS}' { "secure-plt", no_argument, NULL, OPTION_NEW_PLT }, { "bss-plt", no_argument, NULL, OPTION_OLD_PLT }, + { "plt-align", no_argument, NULL, OPTION_PLT_ALIGN }, + { "no-plt-align", no_argument, NULL, OPTION_NO_PLT_ALIGN }, { "sdata-got", no_argument, NULL, OPTION_OLD_GOT },' fi PARSE_AND_LIST_LONGOPTS=${PARSE_AND_LIST_LONGOPTS}' @@ -272,21 +280,47 @@ PARSE_AND_LIST_LONGOPTS=${PARSE_AND_LIST_LONGOPTS}' PARSE_AND_LIST_OPTIONS=${PARSE_AND_LIST_OPTIONS}' fprintf (file, _("\ - --emit-stub-syms Label linker stubs with a symbol.\n\ - --no-emit-stub-syms Don'\''t label linker stubs with a symbol.\n\ - --no-tls-optimize Don'\''t try to optimize TLS accesses.\n\ - --no-tls-get-addr-optimize Don'\''t use a special __tls_get_addr call.\n' + --emit-stub-syms Label linker stubs with a symbol.\n" + )); + fprintf (file, _("\ + --no-emit-stub-syms Don'\''t label linker stubs with a symbol.\n" + )); + fprintf (file, _("\ + --no-tls-optimize Don'\''t try to optimize TLS accesses.\n" + )); + fprintf (file, _("\ + --no-tls-get-addr-optimize Don'\''t use a special __tls_get_addr call.\n" + ));' if test -z "$VXWORKS_BASE_EM_FILE" ; then PARSE_AND_LIST_OPTIONS=${PARSE_AND_LIST_OPTIONS}'\ - --secure-plt Use new-style PLT if possible.\n\ - --bss-plt Force old-style BSS PLT.\n\ - --sdata-got Force GOT location just before .sdata.\n' + fprintf (file, _("\ + --secure-plt Use new-style PLT if possible.\n" + )); + fprintf (file, _("\ + --bss-plt Force old-style BSS PLT.\n" + )); + fprintf (file, _("\ + --plt-align Align PLT call stubs to fit cache lines.\n" + )); + fprintf (file, _("\ + --no-plt-align Dont'\''t align individual PLT call stubs.\n" + )); + fprintf (file, _("\ + --sdata-got Force GOT location just before .sdata.\n" + ));' fi PARSE_AND_LIST_OPTIONS=${PARSE_AND_LIST_OPTIONS}'\ + fprintf (file, _("\ --ppc476-workaround [=pagesize]\n\ - Avoid a cache bug on ppc476.\n\ - --no-ppc476-workaround Disable workaround.\n\ - --no-pic-fixup Don'\''t edit non-pic to pic.\n\ + Avoid a cache bug on ppc476.\n" + )); + fprintf (file, _("\ + --no-ppc476-workaround Disable workaround.\n" + )); + fprintf (file, _("\ + --no-pic-fixup Don'\''t edit non-pic to pic.\n" + )); + fprintf (file, _("\ --vle-reloc-fixup Correct old object file 16A/16D relocation.\n" )); ' @@ -316,6 +350,14 @@ PARSE_AND_LIST_ARGS_CASES=${PARSE_AND_LIST_ARGS_CASES}' params.plt_style = PLT_OLD; break; + case OPTION_PLT_ALIGN: + params.plt_stub_align = 5; + break; + + case OPTION_NO_PLT_ALIGN: + params.plt_stub_align = 0; + break; + case OPTION_OLD_GOT: old_got = 1; break; |