* bsd-uthread.c (bsd_uthread_wait): Don't try to fetch thread IDs

[deliverable/binutils-gdb.git] / ld / emultempl / ppc32elf.em

diff --git a/ld/emultempl/ppc32elf.em b/ld/emultempl/ppc32elf.em
index e4d56de418df1cb69b56f479fbab9a3f8dfb868a..b0239e0b76a5eb8e02ed54dabab385191cd1f4a5 100644 (file)
--- a/ld/emultempl/ppc32elf.em
+++ b/ld/emultempl/ppc32elf.em
@@ -1,5 +1,5 @@
 # This shell script emits a C file. -*- C -*-
-#   Copyright 2003, 2005 Free Software Foundation, Inc.
+#   Copyright 2003, 2005, 2007 Free Software Foundation, Inc.
 #
 # This file is part of GLD, the Gnu Linker.
 #
@@ -41,8 +41,11 @@ is_ppc_elf32_vec(const bfd_target * vec)
 /* Whether to run tls optimization.  */
 static int notlsopt = 0;
 
+/* Whether to emit symbols for stubs.  */
+static int emit_stub_syms = 0;
+
 /* Chooses the correct place for .plt and .got.  */
-static int old_plt = 0;
+static enum ppc_elf_plt_type plt_style = PLT_UNSET;
 static int old_got = 0;
 
 static void
@@ -58,7 +61,9 @@ ppc_after_open (void)
       lang_output_section_statement_type *plt_os[2];
       lang_output_section_statement_type *got_os[2];
 
-      new_plt = ppc_elf_select_plt_layout (output_bfd, &link_info, old_plt);
+      emit_stub_syms |= link_info.emitrelocations;
+      new_plt = ppc_elf_select_plt_layout (output_bfd, &link_info, plt_style,
+                                          emit_stub_syms);
       if (new_plt < 0)
        einfo ("%X%P: select_plt_layout problem %E\n");
 
@@ -119,36 +124,69 @@ ppc_before_allocation (void)
 
 EOF
 
+if grep -q 'ld_elf32_spu_emulation' ldemul-list.h; then
+  cat >>e${EMULATION_NAME}.c <<EOF
+/* Special handling for embedded SPU executables.  */
+extern bfd_boolean embedded_spu_file (lang_input_statement_type *, const char *);
+static bfd_boolean gld${EMULATION_NAME}_load_symbols (lang_input_statement_type *);
+
+static bfd_boolean
+ppc_recognized_file (lang_input_statement_type *entry)
+{
+  if (embedded_spu_file (entry, "-m32"))
+    return TRUE;
+
+  return gld${EMULATION_NAME}_load_symbols (entry);
+}
+
+EOF
+LDEMUL_RECOGNIZED_FILE=ppc_recognized_file
+fi
+
 # Define some shell vars to insert bits of code into the standard elf
 # parse_args and list_options functions.
 #
 PARSE_AND_LIST_PROLOGUE='
 #define OPTION_NO_TLS_OPT              301
-#define OPTION_OLD_PLT                 302
-#define OPTION_OLD_GOT                 303
+#define OPTION_NEW_PLT                 302
+#define OPTION_OLD_PLT                 303
+#define OPTION_OLD_GOT                 304
+#define OPTION_STUBSYMS                        305
 '
 
 PARSE_AND_LIST_LONGOPTS='
+  { "emit-stub-syms", no_argument, NULL, OPTION_STUBSYMS },
   { "no-tls-optimize", no_argument, NULL, OPTION_NO_TLS_OPT },
+  { "secure-plt", no_argument, NULL, OPTION_NEW_PLT },
   { "bss-plt", no_argument, NULL, OPTION_OLD_PLT },
   { "sdata-got", no_argument, NULL, OPTION_OLD_GOT },
 '
 
 PARSE_AND_LIST_OPTIONS='
   fprintf (file, _("\
+  --emit-stub-syms      Label linker stubs with a symbol.\n\
   --no-tls-optimize     Don'\''t try to optimize TLS accesses.\n\
+  --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"
                   ));
 '
 
 PARSE_AND_LIST_ARGS_CASES='
+    case OPTION_STUBSYMS:
+      emit_stub_syms = 1;
+      break;
+
     case OPTION_NO_TLS_OPT:
       notlsopt = 1;
       break;
 
+    case OPTION_NEW_PLT:
+      plt_style = PLT_NEW;
+      break;
+
     case OPTION_OLD_PLT:
-      old_plt = 1;
+      plt_style = PLT_OLD;
       break;
 
     case OPTION_OLD_GOT: