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[/] [open8_urisc/] [trunk/] [gnu/] [binutils/] [ld/] [emultempl/] [ppc64elf.em] - Diff between revs 163 and 166

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Rev 163 Rev 166
Line 1... Line 1...
# This shell script emits a C file. -*- C -*-
# This shell script emits a C file. -*- C -*-
# Copyright 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
# Copyright 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
# Free Software Foundation, Inc.
# Free Software Foundation, Inc.
#
#
# This file is part of the GNU Binutils.
# This file is part of the GNU Binutils.
#
#
# This program is free software; you can redistribute it and/or modify
# This program is free software; you can redistribute it and/or modify
Line 60... Line 60...
 
 
/* Whether to sort input toc and got sections.  */
/* Whether to sort input toc and got sections.  */
static int no_toc_sort = 0;
static int no_toc_sort = 0;
 
 
/* Set if PLT call stubs should load r11.  */
/* Set if PLT call stubs should load r11.  */
static int plt_static_chain = 0;
static int plt_static_chain = ${DEFAULT_PLT_STATIC_CHAIN-0};
 
 
 
/* Set if PLT call stubs need to be thread safe on power7+.  */
 
static int plt_thread_safe = -1;
 
 
 
/* Set if individual PLT call stubs should be aligned.  */
 
static int plt_stub_align = 0;
 
 
/* Whether to emit symbols for stubs.  */
/* Whether to emit symbols for stubs.  */
static int emit_stub_syms = -1;
static int emit_stub_syms = -1;
 
 
static asection *toc_section = 0;
static asection *toc_section = 0;
Line 377... Line 383...
  flags = (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE
  flags = (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE
           | SEC_HAS_CONTENTS | SEC_IN_MEMORY | SEC_KEEP);
           | SEC_HAS_CONTENTS | SEC_IN_MEMORY | SEC_KEEP);
  stub_sec = bfd_make_section_anyway_with_flags (stub_file->the_bfd,
  stub_sec = bfd_make_section_anyway_with_flags (stub_file->the_bfd,
                                                 stub_sec_name, flags);
                                                 stub_sec_name, flags);
  if (stub_sec == NULL
  if (stub_sec == NULL
      || !bfd_set_section_alignment (stub_file->the_bfd, stub_sec, 5))
      || !bfd_set_section_alignment (stub_file->the_bfd, stub_sec,
 
                                     plt_stub_align > 5 ? plt_stub_align : 5))
    goto err_ret;
    goto err_ret;
 
 
  output_section = input_section->output_section;
  output_section = input_section->output_section;
  secname = bfd_get_section_name (output_section->owner, output_section);
  secname = bfd_get_section_name (output_section->owner, output_section);
  os = lang_output_section_find (secname);
  os = lang_output_section_find (secname);
Line 502... Line 509...
 
 
          if (!ppc64_elf_check_init_fini (&link_info))
          if (!ppc64_elf_check_init_fini (&link_info))
            einfo ("%P: .init/.fini fragments use differing TOC pointers\n");
            einfo ("%P: .init/.fini fragments use differing TOC pointers\n");
 
 
          /* Call into the BFD backend to do the real work.  */
          /* Call into the BFD backend to do the real work.  */
          if (!ppc64_elf_size_stubs (&link_info, group_size, plt_static_chain))
          if (!ppc64_elf_size_stubs (&link_info, group_size,
 
                                     plt_static_chain, plt_thread_safe,
 
                                     plt_stub_align))
            einfo ("%X%P: can not size stub section: %E\n");
            einfo ("%X%P: can not size stub section: %E\n");
        }
        }
    }
    }
 
 
  if (need_laying_out != -1)
  if (need_laying_out != -1)
Line 647... Line 656...
#
#
PARSE_AND_LIST_PROLOGUE=${PARSE_AND_LIST_PROLOGUE}'
PARSE_AND_LIST_PROLOGUE=${PARSE_AND_LIST_PROLOGUE}'
#define OPTION_STUBGROUP_SIZE           321
#define OPTION_STUBGROUP_SIZE           321
#define OPTION_PLT_STATIC_CHAIN         (OPTION_STUBGROUP_SIZE + 1)
#define OPTION_PLT_STATIC_CHAIN         (OPTION_STUBGROUP_SIZE + 1)
#define OPTION_NO_PLT_STATIC_CHAIN      (OPTION_PLT_STATIC_CHAIN + 1)
#define OPTION_NO_PLT_STATIC_CHAIN      (OPTION_PLT_STATIC_CHAIN + 1)
#define OPTION_STUBSYMS                 (OPTION_NO_PLT_STATIC_CHAIN + 1)
#define OPTION_PLT_THREAD_SAFE          (OPTION_NO_PLT_STATIC_CHAIN + 1)
 
#define OPTION_NO_PLT_THREAD_SAFE       (OPTION_PLT_THREAD_SAFE + 1)
 
#define OPTION_PLT_ALIGN                (OPTION_NO_PLT_THREAD_SAFE + 1)
 
#define OPTION_NO_PLT_ALIGN             (OPTION_PLT_ALIGN + 1)
 
#define OPTION_STUBSYMS                 (OPTION_NO_PLT_ALIGN + 1)
#define OPTION_NO_STUBSYMS              (OPTION_STUBSYMS + 1)
#define OPTION_NO_STUBSYMS              (OPTION_STUBSYMS + 1)
#define OPTION_DOTSYMS                  (OPTION_NO_STUBSYMS + 1)
#define OPTION_DOTSYMS                  (OPTION_NO_STUBSYMS + 1)
#define OPTION_NO_DOTSYMS               (OPTION_DOTSYMS + 1)
#define OPTION_NO_DOTSYMS               (OPTION_DOTSYMS + 1)
#define OPTION_NO_TLS_OPT               (OPTION_NO_DOTSYMS + 1)
#define OPTION_NO_TLS_OPT               (OPTION_NO_DOTSYMS + 1)
#define OPTION_NO_TLS_GET_ADDR_OPT      (OPTION_NO_TLS_OPT + 1)
#define OPTION_NO_TLS_GET_ADDR_OPT      (OPTION_NO_TLS_OPT + 1)
Line 664... Line 677...
 
 
PARSE_AND_LIST_LONGOPTS=${PARSE_AND_LIST_LONGOPTS}'
PARSE_AND_LIST_LONGOPTS=${PARSE_AND_LIST_LONGOPTS}'
  { "stub-group-size", required_argument, NULL, OPTION_STUBGROUP_SIZE },
  { "stub-group-size", required_argument, NULL, OPTION_STUBGROUP_SIZE },
  { "plt-static-chain", no_argument, NULL, OPTION_PLT_STATIC_CHAIN },
  { "plt-static-chain", no_argument, NULL, OPTION_PLT_STATIC_CHAIN },
  { "no-plt-static-chain", no_argument, NULL, OPTION_NO_PLT_STATIC_CHAIN },
  { "no-plt-static-chain", no_argument, NULL, OPTION_NO_PLT_STATIC_CHAIN },
 
  { "plt-thread-safe", no_argument, NULL, OPTION_PLT_THREAD_SAFE },
 
  { "no-plt-thread-safe", no_argument, NULL, OPTION_NO_PLT_THREAD_SAFE },
 
  { "plt-align", optional_argument, NULL, OPTION_PLT_ALIGN },
 
  { "no-plt-align", no_argument, NULL, OPTION_NO_PLT_ALIGN },
  { "emit-stub-syms", no_argument, NULL, OPTION_STUBSYMS },
  { "emit-stub-syms", no_argument, NULL, OPTION_STUBSYMS },
  { "no-emit-stub-syms", no_argument, NULL, OPTION_NO_STUBSYMS },
  { "no-emit-stub-syms", no_argument, NULL, OPTION_NO_STUBSYMS },
  { "dotsyms", no_argument, NULL, OPTION_DOTSYMS },
  { "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 },
Line 689... Line 706...
                                before, and one after each stub section.\n\
                                before, and one after each stub section.\n\
                                Values of +/-1 indicate the linker should\n\
                                Values of +/-1 indicate the linker should\n\
                                choose suitable defaults.\n"
                                choose suitable defaults.\n"
                   ));
                   ));
  fprintf (file, _("\
  fprintf (file, _("\
  --plt-static-chain          PLT call stubs should load r11.\n"
  --plt-static-chain          PLT call stubs should load r11.${DEFAULT_PLT_STATIC_CHAIN- (default)}\n"
 
                   ));
 
  fprintf (file, _("\
 
  --no-plt-static-chain       PLT call stubs should not load r11.${DEFAULT_PLT_STATIC_CHAIN+ (default)}\n"
 
                   ));
 
  fprintf (file, _("\
 
  --plt-thread-safe           PLT call stubs with load-load barrier.\n"
                   ));
                   ));
  fprintf (file, _("\
  fprintf (file, _("\
  --no-plt-static-chain       PLT call stubs should not load r11. (default)\n"
  --no-plt-thread-safe        PLT call stubs without barrier.\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, _("\
  fprintf (file, _("\
  --emit-stub-syms            Label linker stubs with a symbol.\n"
  --emit-stub-syms            Label linker stubs with a symbol.\n"
                   ));
                   ));
  fprintf (file, _("\
  fprintf (file, _("\
Line 751... Line 780...
 
 
    case OPTION_NO_PLT_STATIC_CHAIN:
    case OPTION_NO_PLT_STATIC_CHAIN:
      plt_static_chain = 0;
      plt_static_chain = 0;
      break;
      break;
 
 
 
    case OPTION_PLT_THREAD_SAFE:
 
      plt_thread_safe = 1;
 
      break;
 
 
 
    case OPTION_NO_PLT_THREAD_SAFE:
 
      plt_thread_safe = 0;
 
      break;
 
 
 
    case OPTION_PLT_ALIGN:
 
      if (optarg != NULL)
 
        {
 
          char *end;
 
          unsigned long val = strtoul (optarg, &end, 0);
 
          if (*end || val > 8)
 
            einfo (_("%P%F: invalid --plt-align `%s'\''\n"), optarg);
 
          plt_stub_align = val;
 
        }
 
      else
 
        plt_stub_align = 5;
 
      break;
 
 
 
    case OPTION_NO_PLT_ALIGN:
 
      plt_stub_align = 0;
 
      break;
 
 
    case OPTION_STUBSYMS:
    case OPTION_STUBSYMS:
      emit_stub_syms = 1;
      emit_stub_syms = 1;
      break;
      break;
 
 
    case OPTION_NO_STUBSYMS:
    case OPTION_NO_STUBSYMS:

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