mirror of
https://github.com/autc04/Retro68.git
synced 2024-11-23 15:32:26 +00:00
105 lines
2.7 KiB
Plaintext
105 lines
2.7 KiB
Plaintext
# This shell script emits C code -*- C -*-
|
|
# to keep track of the machine type of Z80 object files
|
|
# It does some substitutions.
|
|
# Copyright (C) 2005-2018 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.
|
|
|
|
LDEMUL_BEFORE_PARSE=gldz80_before_parse
|
|
LDEMUL_RECOGNIZED_FILE=gldz80_recognized_file
|
|
LDEMUL_AFTER_OPEN=gldz80_after_open
|
|
|
|
fragment <<EOF
|
|
/* --- \begin{z80.em} */
|
|
/* Codes for machine types, bitwise or gives the code to use for the
|
|
output. */
|
|
#define M_Z80STRICT 1
|
|
#define M_Z80 3
|
|
#define M_Z80FULL 7
|
|
#define M_R800 11
|
|
#define M_Z80ANY 15
|
|
|
|
/* Bitwise or of the machine types seen so far. */
|
|
static int result_mach_type;
|
|
|
|
static void
|
|
${LDEMUL_BEFORE_PARSE} (void)
|
|
{
|
|
#ifndef TARGET_ /* I.e., if not generic. */
|
|
ldfile_set_output_arch ("`echo ${ARCH}`", bfd_arch_unknown);
|
|
#endif /* not TARGET_ */
|
|
result_mach_type = M_Z80STRICT;
|
|
}
|
|
|
|
|
|
/* Update result_mach_type. */
|
|
static bfd_boolean
|
|
${LDEMUL_RECOGNIZED_FILE} (lang_input_statement_type *entry)
|
|
{
|
|
unsigned long mach_type;
|
|
|
|
mach_type = bfd_get_mach (entry->the_bfd);
|
|
switch (mach_type)
|
|
{
|
|
case bfd_mach_z80strict:
|
|
result_mach_type |= M_Z80STRICT;
|
|
break;
|
|
case bfd_mach_z80:
|
|
result_mach_type |= M_Z80;
|
|
break;
|
|
case bfd_mach_z80full:
|
|
result_mach_type |= M_Z80FULL;
|
|
break;
|
|
case bfd_mach_r800:
|
|
result_mach_type |= M_R800;
|
|
break;
|
|
default:
|
|
result_mach_type |= M_Z80ANY;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
/* Set the machine type of the output file based on result_mach_type. */
|
|
static void
|
|
gldz80_after_open (void)
|
|
{
|
|
unsigned long mach_type;
|
|
|
|
after_open_default ();
|
|
|
|
switch (result_mach_type)
|
|
{
|
|
case M_Z80STRICT:
|
|
mach_type = bfd_mach_z80strict;
|
|
break;
|
|
case M_Z80:
|
|
mach_type = bfd_mach_z80;
|
|
break;
|
|
case M_Z80FULL:
|
|
mach_type = bfd_mach_z80full;
|
|
break;
|
|
case M_R800:
|
|
mach_type = bfd_mach_r800;
|
|
break;
|
|
default:
|
|
mach_type = 0;
|
|
}
|
|
bfd_set_arch_mach (link_info.output_bfd, bfd_arch_z80, mach_type);
|
|
}
|
|
/* --- \end{z80.em} */
|
|
EOF
|