1 # This shell script emits a C file. -*- C -*-
2 # Copyright 2007 Free Software Foundation, Inc.
3 # Contributed by M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5 # This file is part of GLD, the Gnu Linker.
7 # This program is free software; you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation; either version 2 of the License, or
10 # (at your option) any later version.
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with this program; if not, write to the Free Software
19 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
22 # This file is sourced from elf32.em, and defines extra cr16-elf
25 cat >>e${EMULATION_NAME}.c <<EOF
29 /* Flag for the emulation-specific "--no-relax" option. */
30 static bfd_boolean disable_relaxation = FALSE;
33 cr16elf_after_parse (void)
35 /* Always behave as if called with --sort-common command line
37 This is to emulate the CRTools' method of keeping variables
38 of different alignment in separate sections. */
39 config.sort_common = TRUE;
41 /* Don't create a demand-paged executable, since this feature isn't
42 meaninful in CR16 embedded systems. Moreover, when magic_demand_paged
43 is true the link sometimes fails. */
44 config.magic_demand_paged = FALSE;
47 /* This is called after the sections have been attached to output
48 sections, but before any sizes or addresses have been set. */
51 cr16elf_before_allocation (void)
53 /* Call the default first. */
54 gld${EMULATION_NAME}_before_allocation ();
56 /* Enable relaxation by default if the "--no-relax" option was not
57 specified. This is done here instead of in the before_parse hook
58 because there is a check in main() to prohibit use of --relax and
61 if (!disable_relaxation)
62 command_line.relax = TRUE;
67 # Define some shell vars to insert bits of code into the standard elf
68 # parse_args and list_options functions.
70 PARSE_AND_LIST_PROLOGUE='
71 #define OPTION_NO_RELAX 301
74 PARSE_AND_LIST_LONGOPTS='
75 { "no-relax", no_argument, NULL, OPTION_NO_RELAX},
78 PARSE_AND_LIST_OPTIONS='
79 fprintf (file, _(" --no-relax Do not relax branches\n"));
82 PARSE_AND_LIST_ARGS_CASES='
84 disable_relaxation = TRUE;
88 # Put these extra cr16-elf routines in ld_${EMULATION_NAME}_emulation
90 LDEMUL_AFTER_PARSE=cr16elf_after_parse
91 LDEMUL_BEFORE_ALLOCATION=cr16elf_before_allocation