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Diffstat (limited to 'contrib/binutils/ld/emultempl/alphaelf.em')
-rw-r--r-- | contrib/binutils/ld/emultempl/alphaelf.em | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/contrib/binutils/ld/emultempl/alphaelf.em b/contrib/binutils/ld/emultempl/alphaelf.em new file mode 100644 index 0000000..7e64323 --- /dev/null +++ b/contrib/binutils/ld/emultempl/alphaelf.em @@ -0,0 +1,80 @@ +# This shell script emits a C file. -*- C -*- +# Copyright 2003 Free Software Foundation, Inc. +# +# This file is part of GLD, the Gnu Linker. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +# + +# This file is sourced from elf32.em, and defines extra alpha +# specific routines. +# +cat >>e${EMULATION_NAME}.c <<EOF + +#include "elf/internal.h" +#include "elf/alpha.h" +#include "elf-bfd.h" + +static int elf64alpha_32bit = 0; + +/* Set the start address as in the Tru64 ld. */ +#define ALPHA_TEXT_START_32BIT 0x12000000 + +static void +alpha_after_parse (void) +{ + if (elf64alpha_32bit && !link_info.shared && !link_info.relocatable) + lang_section_start (".interp", + exp_binop ('+', + exp_intop (ALPHA_TEXT_START_32BIT), + exp_nameop (SIZEOF_HEADERS, NULL))); +} + +static void +alpha_finish (void) +{ + if (elf64alpha_32bit) + elf_elfheader (output_bfd)->e_flags |= EF_ALPHA_32BIT; + + gld${EMULATION_NAME}_finish (); +} +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_TASO 300 +' + +PARSE_AND_LIST_LONGOPTS=' + {"taso", no_argument, NULL, OPTION_TASO}, +' + +PARSE_AND_LIST_OPTIONS=' + fprintf (file, _(" -taso\t\t\tLoad executable in the lower 31-bit addressable\n")); + fprintf (file, _("\t\t\t virtual address range\n")); +' + +PARSE_AND_LIST_ARGS_CASES=' + case OPTION_TASO: + elf64alpha_32bit = 1; + break; +' + +# Put these extra alpha routines in ld_${EMULATION_NAME}_emulation +# +LDEMUL_AFTER_PARSE=alpha_after_parse +LDEMUL_FINISH=alpha_finish |