1# This shell script emits C code -*- C -*-
2# to keep track of the machine type of Z80 object files
3# It does some substitutions.
4#   Copyright (C) 2005-2016 Free Software Foundation, Inc.
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
22LDEMUL_BEFORE_PARSE=gldz80_before_parse
23LDEMUL_RECOGNIZED_FILE=gldz80_recognized_file
24LDEMUL_AFTER_OPEN=gldz80_after_open
25
26fragment <<EOF
27/* --- \begin{z80.em} */
28/* Codes for machine types, bitwise or gives the code to use for the
29   output.  */
30#define M_Z80STRICT 1
31#define M_Z80 3
32#define M_Z80FULL 7
33#define M_R800 11
34#define M_Z80ANY 15
35
36/* Bitwise or of the machine types seen so far.  */
37static int result_mach_type;
38
39static void
40${LDEMUL_BEFORE_PARSE} (void)
41{
42#ifndef TARGET_			/* I.e., if not generic.  */
43  ldfile_set_output_arch ("`echo ${ARCH}`", bfd_arch_unknown);
44#endif /* not TARGET_ */
45  result_mach_type = M_Z80STRICT;
46}
47
48
49/* Update result_mach_type.  */
50static bfd_boolean
51${LDEMUL_RECOGNIZED_FILE} (lang_input_statement_type *entry)
52{
53  unsigned long mach_type;
54
55  mach_type = bfd_get_mach (entry->the_bfd);
56  switch (mach_type)
57    {
58    case bfd_mach_z80strict:
59      result_mach_type |= M_Z80STRICT;
60      break;
61    case bfd_mach_z80:
62      result_mach_type |= M_Z80;
63      break;
64    case bfd_mach_z80full:
65      result_mach_type |= M_Z80FULL;
66      break;
67    case bfd_mach_r800:
68      result_mach_type |= M_R800;
69      break;
70    default:
71      result_mach_type |= M_Z80ANY;
72    }
73  return FALSE;
74}
75
76/* Set the machine type of the output file based on result_mach_type.  */
77static void
78gldz80_after_open (void)
79{
80  unsigned long mach_type;
81
82  after_open_default ();
83
84  switch (result_mach_type)
85    {
86    case M_Z80STRICT:
87      mach_type = bfd_mach_z80strict;
88      break;
89    case M_Z80:
90      mach_type = bfd_mach_z80;
91      break;
92    case M_Z80FULL:
93      mach_type = bfd_mach_z80full;
94      break;
95    case M_R800:
96      mach_type = bfd_mach_r800;
97      break;
98    default:
99      mach_type = 0;
100    }
101  bfd_set_arch_mach (link_info.output_bfd, bfd_arch_z80, mach_type);
102}
103/* --- \end{z80.em} */
104EOF
105