old-cross-binutils/sim/common/sim-n-core.h

96 lines
2.7 KiB
C
Raw Normal View History

/* This file is part of the program psim.
Copyright (C) 1994-1997, Andrew Cagney <cagney@highland.com.au>
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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef N
#error "N must be #defined"
#endif
/* NOTE: see end of file for #undef of these macros */
#define unsigned_N XCONCAT2(unsigned_,N)
#define T2H_N XCONCAT2(T2H_,N)
#define H2T_N XCONCAT2(H2T_,N)
#define core_map_read_N XCONCAT2(core_map_read_,N)
#define core_map_write_N XCONCAT2(core_map_write_,N)
INLINE_SIM_CORE(unsigned_N)
core_map_read_N(engine *system,
core_maps map,
unsigned_word addr)
{
core_mapping *mapping = core_map_find_mapping(system, map,
addr,
sizeof(unsigned_N),
1); /*abort*/
#if (WITH_DEVICES)
if (WITH_CALLBACK_MEMORY && mapping->device != NULL) {
unsigned_N data;
if (device_io_read_buffer(mapping->device,
&data,
mapping->space,
addr,
sizeof(unsigned_N)) != sizeof(unsigned_N))
device_error(mapping->device, "internal error - core_read_N() - io_read_buffer should not fail");
return T2H_N(data);
}
else
#endif
return T2H_N(*(unsigned_N*)core_translate(mapping, addr));
}
INLINE_SIM_CORE(void)
core_map_write_N(engine *system,
core_maps map,
unsigned_word addr,
unsigned_N val)
{
core_mapping *mapping = core_map_find_mapping(system, map,
addr,
sizeof(unsigned_N),
1); /*abort*/
#if (WITH_DEVICES)
if (WITH_CALLBACK_MEMORY && mapping->device != NULL) {
unsigned_N data = H2T_N(val);
if (device_io_write_buffer(mapping->device,
&data,
mapping->space,
addr,
sizeof(unsigned_N), /* nr_bytes */
processor,
cia) != sizeof(unsigned_N))
device_error(mapping->device, "internal error - core_write_N() - io_write_buffer should not fail");
}
else
#endif
*(unsigned_N*)core_translate(mapping, addr) = H2T_N(val);
}
/* NOTE: see start of file for #define of these macros */
#undef unsigned_N
#undef T2H_N
#undef H2T_N
#undef core_map_read_N
#undef core_map_write_N