| # This shell script emits a C file. -*- C -*- |
| # Copyright 2004, 2007 |
| # Free Software Foundation, Inc. |
| # |
| # This file is part of the GNU Binutils. |
| # |
| # 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 3 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., 51 Franklin Street - Fifth Floor, Boston, |
| # MA 02110-1301, USA. |
| # |
| |
| # This file is sourced from elf32.em, and defines extra crx-elf |
| # specific routines. |
| # |
| fragment <<EOF |
| |
| #include "ldctor.h" |
| |
| /* Flag for the emulation-specific "--no-relax" option. */ |
| static bfd_boolean disable_relaxation = FALSE; |
| |
| static void crxelf_after_parse (void); |
| |
| static void |
| crxelf_after_parse (void) |
| { |
| /* Always behave as if called with --sort-common command line |
| option. |
| This is to emulate the CRTools' method of keeping variables |
| of different alignment in separate sections. */ |
| config.sort_common = TRUE; |
| |
| /* Don't create a demand-paged executable, since this feature isn't |
| meaninful in CRX embedded systems. Moreover, when magic_demand_paged |
| is true the link sometimes fails. */ |
| config.magic_demand_paged = FALSE; |
| } |
| |
| /* This is called after the sections have been attached to output |
| sections, but before any sizes or addresses have been set. */ |
| |
| static void |
| crxelf_before_allocation (void) |
| { |
| /* Call the default first. */ |
| gld${EMULATION_NAME}_before_allocation (); |
| |
| /* Enable relaxation by default if the "--no-relax" option was not |
| specified. This is done here instead of in the before_parse hook |
| because there is a check in main() to prohibit use of --relax and |
| -r together. */ |
| |
| if (!disable_relaxation) |
| command_line.relax = TRUE; |
| } |
| |
| EOF |
| |
| # Define some shell vars to insert bits of code into the standard elf |
| # parse_args and list_options functions. |
| # |
| PARSE_AND_LIST_PROLOGUE=' |
| #define OPTION_NO_RELAX 301 |
| ' |
| |
| PARSE_AND_LIST_LONGOPTS=' |
| { "no-relax", no_argument, NULL, OPTION_NO_RELAX}, |
| ' |
| |
| PARSE_AND_LIST_OPTIONS=' |
| fprintf (file, _(" --no-relax Do not relax branches\n")); |
| ' |
| |
| PARSE_AND_LIST_ARGS_CASES=' |
| case OPTION_NO_RELAX: |
| disable_relaxation = TRUE; |
| break; |
| ' |
| |
| # Put these extra crx-elf routines in ld_${EMULATION_NAME}_emulation |
| # |
| LDEMUL_AFTER_PARSE=crxelf_after_parse |
| LDEMUL_BEFORE_ALLOCATION=crxelf_before_allocation |