OpenCores
URL https://opencores.org/ocsvn/openrisc_me/openrisc_me/trunk

Subversion Repositories openrisc_me

[/] [openrisc/] [trunk/] [gnu-src/] [binutils-2.18.50/] [ld/] [emultempl/] [crxelf.em] - Blame information for rev 407

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 38 julius
# This shell script emits a C file. -*- C -*-
2
#   Copyright 2004, 2007
3
#   Free Software Foundation, Inc.
4
#
5
# This file is part of the GNU Binutils.
6
#
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 3 of the License, or
10
# (at your option) any later version.
11
#
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.
16
#
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,
20
# MA 02110-1301, USA.
21
#
22
 
23
# This file is sourced from elf32.em, and defines extra crx-elf
24
# specific routines.
25
#
26
fragment <
27
 
28
#include "ldctor.h"
29
 
30
/* Flag for the emulation-specific "--no-relax" option.  */
31
static bfd_boolean disable_relaxation = FALSE;
32
 
33
static void crxelf_after_parse (void);
34
 
35
static void
36
crxelf_after_parse (void)
37
{
38
  /* Always behave as if called with --sort-common command line
39
     option.
40
     This is to emulate the CRTools' method of keeping variables
41
     of different alignment in separate sections.  */
42
  config.sort_common = TRUE;
43
 
44
  /* Don't create a demand-paged executable, since this feature isn't
45
     meaninful in CRX embedded systems. Moreover, when magic_demand_paged
46
     is true the link sometimes fails.  */
47
  config.magic_demand_paged = FALSE;
48
}
49
 
50
/* This is called after the sections have been attached to output
51
   sections, but before any sizes or addresses have been set.  */
52
 
53
static void
54
crxelf_before_allocation (void)
55
{
56
  /* Call the default first.  */
57
  gld${EMULATION_NAME}_before_allocation ();
58
 
59
  /* Enable relaxation by default if the "--no-relax" option was not
60
     specified.  This is done here instead of in the before_parse hook
61
     because there is a check in main() to prohibit use of --relax and
62
     -r together.  */
63
 
64
  if (!disable_relaxation)
65
    command_line.relax = TRUE;
66
}
67
 
68
EOF
69
 
70
# Define some shell vars to insert bits of code into the standard elf
71
# parse_args and list_options functions.
72
#
73
PARSE_AND_LIST_PROLOGUE='
74
#define OPTION_NO_RELAX                 301
75
'
76
 
77
PARSE_AND_LIST_LONGOPTS='
78
  { "no-relax", no_argument, NULL, OPTION_NO_RELAX},
79
'
80
 
81
PARSE_AND_LIST_OPTIONS='
82
  fprintf (file, _("  --no-relax                  Do not relax branches\n"));
83
'
84
 
85
PARSE_AND_LIST_ARGS_CASES='
86
    case OPTION_NO_RELAX:
87
      disable_relaxation = TRUE;
88
      break;
89
'
90
 
91
# Put these extra crx-elf routines in ld_${EMULATION_NAME}_emulation
92
#
93
LDEMUL_AFTER_PARSE=crxelf_after_parse
94
LDEMUL_BEFORE_ALLOCATION=crxelf_before_allocation

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.