# This shell script emits a C file. -*- C -*-
-# Copyright 2000, 2001, 2003, 2007 Free Software Foundation, Inc.
+# Copyright 2000, 2001, 2003, 2005, 2007, 2008, 2009
+# Free Software Foundation, Inc.
# Written by Michael Sokolov <msokolov@ivan.Harhan.ORG>, based on armelf.em
#
# This file is part of the GNU Binutils.
;;
esac
+case ${target} in
+ *-linux*)
+# Don't use multi-GOT by default due to glibc linker's assumption
+# that GOT pointer points to GOT[0].
+# got_handling_target_default=GOT_HANDLING_MULTIGOT
+ got_handling_target_default=GOT_HANDLING_SINGLE
+ ;;
+ *)
+ got_handling_target_default=GOT_HANDLING_SINGLE
+ ;;
+esac
+
fragment <<EOF
+#define GOT_HANDLING_SINGLE (0)
+#define GOT_HANDLING_NEGATIVE (1)
+#define GOT_HANDLING_MULTIGOT (2)
+#define GOT_HANDLING_TARGET_DEFAULT ${got_handling_target_default}
+
+/* How to generate GOT. */
+static int got_handling = GOT_HANDLING_DEFAULT;
+
#ifdef SUPPORT_EMBEDDED_RELOCS
static void check_sections (bfd *, asection *, void *);
#endif
{
asection *relsec;
- relsec = bfd_make_section (abfd, ".emreloc");
+ relsec = bfd_make_section_with_flags (abfd, ".emreloc",
+ (SEC_ALLOC
+ | SEC_LOAD
+ | SEC_HAS_CONTENTS
+ | SEC_IN_MEMORY));
if (relsec == NULL
- || ! bfd_set_section_flags (abfd, relsec,
- (SEC_ALLOC
- | SEC_LOAD
- | SEC_HAS_CONTENTS
- | SEC_IN_MEMORY))
|| ! bfd_set_section_alignment (abfd, relsec, 2)
|| ! bfd_set_section_size (abfd, relsec,
datasec->reloc_count * 12))
m68k_elf_after_allocation (void)
{
/* Call the standard elf routine. */
- after_allocation_default ();
+ gld${EMULATION_NAME}_after_allocation ();
#ifdef SUPPORT_EMBEDDED_RELOCS
if (command_line.embedded_relocs
#endif /* SUPPORT_EMBEDDED_RELOCS */
}
+/* This is a convenient point to tell BFD about target specific flags.
+ After the output has been created, but before inputs are read. */
+
+static void
+elf_m68k_create_output_section_statements (void)
+{
+ bfd_elf_m68k_set_target_options (&link_info, got_handling);
+}
+
EOF
+# 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_GOT 301
+'
+
+PARSE_AND_LIST_LONGOPTS='
+ { "got", required_argument, NULL, OPTION_GOT},
+'
+
+PARSE_AND_LIST_OPTIONS='
+ fprintf (file, _(" --got=<type> Specify GOT handling scheme\n"));
+'
+
+PARSE_AND_LIST_ARGS_CASES='
+ case OPTION_GOT:
+ if (strcmp (optarg, "target") == 0)
+ got_handling = GOT_HANDLING_TARGET_DEFAULT;
+ else if (strcmp (optarg, "single") == 0)
+ got_handling = 0;
+ else if (strcmp (optarg, "negative") == 0)
+ got_handling = 1;
+ else if (strcmp (optarg, "multigot") == 0)
+ got_handling = 2;
+ else
+ einfo (_("Unrecognized --got argument '\''%s'\''.\n"), optarg);
+ break;
+'
+
# We have our own after_open and after_allocation functions, but they call
# the standard routines, so give them a different name.
LDEMUL_AFTER_OPEN=m68k_elf_after_open
LDEMUL_AFTER_ALLOCATION=m68k_elf_after_allocation
+LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS=elf_m68k_create_output_section_statements