binutils-gdb/gdb/symm-tdep.c

103 lines
3.9 KiB
C

// OBSOLETE /* Sequent Symmetry target interface, for GDB.
// OBSOLETE Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995, 2000
// OBSOLETE Free Software Foundation, Inc.
// OBSOLETE
// OBSOLETE This file is part of GDB.
// OBSOLETE
// OBSOLETE This program is free software; you can redistribute it and/or modify
// OBSOLETE it under the terms of the GNU General Public License as published by
// OBSOLETE the Free Software Foundation; either version 2 of the License, or
// OBSOLETE (at your option) any later version.
// OBSOLETE
// OBSOLETE This program is distributed in the hope that it will be useful,
// OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of
// OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// OBSOLETE GNU General Public License for more details.
// OBSOLETE
// OBSOLETE You should have received a copy of the GNU General Public License
// OBSOLETE along with this program; if not, write to the Free Software
// OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330,
// OBSOLETE Boston, MA 02111-1307, USA. */
// OBSOLETE
// OBSOLETE /* many 387-specific items of use taken from i386-dep.c */
// OBSOLETE
// OBSOLETE #include "defs.h"
// OBSOLETE #include "frame.h"
// OBSOLETE #include "inferior.h"
// OBSOLETE #include "symtab.h"
// OBSOLETE
// OBSOLETE #include <signal.h>
// OBSOLETE #include <sys/param.h>
// OBSOLETE #include <sys/user.h>
// OBSOLETE #include <sys/dir.h>
// OBSOLETE #include <sys/ioctl.h>
// OBSOLETE #include "gdb_stat.h"
// OBSOLETE #include "gdbcore.h"
// OBSOLETE #include <fcntl.h>
// OBSOLETE
// OBSOLETE void
// OBSOLETE symmetry_extract_return_value (struct type *type, char *regbuf, char *valbuf)
// OBSOLETE {
// OBSOLETE union
// OBSOLETE {
// OBSOLETE double d;
// OBSOLETE int l[2];
// OBSOLETE }
// OBSOLETE xd;
// OBSOLETE struct minimal_symbol *msymbol;
// OBSOLETE float f;
// OBSOLETE
// OBSOLETE if (TYPE_CODE_FLT == TYPE_CODE (type))
// OBSOLETE {
// OBSOLETE msymbol = lookup_minimal_symbol ("1167_flt", NULL, NULL);
// OBSOLETE if (msymbol != NULL)
// OBSOLETE {
// OBSOLETE /* found "1167_flt" means 1167, %fp2-%fp3 */
// OBSOLETE /* float & double; 19= %fp2, 20= %fp3 */
// OBSOLETE /* no single precision on 1167 */
// OBSOLETE xd.l[1] = *((int *) &regbuf[REGISTER_BYTE (19)]);
// OBSOLETE xd.l[0] = *((int *) &regbuf[REGISTER_BYTE (20)]);
// OBSOLETE switch (TYPE_LENGTH (type))
// OBSOLETE {
// OBSOLETE case 4:
// OBSOLETE /* FIXME: broken for cross-debugging. */
// OBSOLETE f = (float) xd.d;
// OBSOLETE memcpy (valbuf, &f, TYPE_LENGTH (type));
// OBSOLETE break;
// OBSOLETE case 8:
// OBSOLETE /* FIXME: broken for cross-debugging. */
// OBSOLETE memcpy (valbuf, &xd.d, TYPE_LENGTH (type));
// OBSOLETE break;
// OBSOLETE default:
// OBSOLETE error ("Unknown floating point size");
// OBSOLETE break;
// OBSOLETE }
// OBSOLETE }
// OBSOLETE else
// OBSOLETE {
// OBSOLETE /* 387 %st(0), gcc uses this */
// OBSOLETE i387_to_double (((int *) &regbuf[REGISTER_BYTE (3)]),
// OBSOLETE &xd.d);
// OBSOLETE switch (TYPE_LENGTH (type))
// OBSOLETE {
// OBSOLETE case 4: /* float */
// OBSOLETE f = (float) xd.d;
// OBSOLETE /* FIXME: broken for cross-debugging. */
// OBSOLETE memcpy (valbuf, &f, 4);
// OBSOLETE break;
// OBSOLETE case 8: /* double */
// OBSOLETE /* FIXME: broken for cross-debugging. */
// OBSOLETE memcpy (valbuf, &xd.d, 8);
// OBSOLETE break;
// OBSOLETE default:
// OBSOLETE error ("Unknown floating point size");
// OBSOLETE break;
// OBSOLETE }
// OBSOLETE }
// OBSOLETE }
// OBSOLETE else
// OBSOLETE {
// OBSOLETE memcpy (valbuf, regbuf, TYPE_LENGTH (type));
// OBSOLETE }
// OBSOLETE }