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# This shell script emits C code -*- C -*-
# to keep track of the machine type of Z80 object files
# It does some substitutions.
# Copyright 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.
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;
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 (output_bfd, bfd_arch_z80, mach_type);
}
/* --- \end{z80.em} */
EOF
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