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-rw-r--r--gdb/symm-tdep.c131
1 files changed, 71 insertions, 60 deletions
diff --git a/gdb/symm-tdep.c b/gdb/symm-tdep.c
index aaf73e94a74..667fd64dcb2 100644
--- a/gdb/symm-tdep.c
+++ b/gdb/symm-tdep.c
@@ -1,21 +1,22 @@
/* Sequent Symmetry target interface, for GDB.
Copyright (C) 1986, 1987, 1989, 1991, 1994 Free Software Foundation, Inc.
-This file is part of GDB.
+ This file is part of GDB.
-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 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.
+ 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. */
+ 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. */
/* many 387-specific items of use taken from i386-dep.c */
@@ -34,60 +35,70 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include <fcntl.h>
void
-symmetry_extract_return_value(type, regbuf, valbuf)
+symmetry_extract_return_value (type, regbuf, valbuf)
struct type *type;
char *regbuf;
char *valbuf;
{
- union {
- double d;
- int l[2];
- } xd;
+ union
+ {
+ double d;
+ int l[2];
+ }
+ xd;
struct minimal_symbol *msymbol;
float f;
- if (TYPE_CODE_FLT == TYPE_CODE(type)) {
- msymbol = lookup_minimal_symbol ("1167_flt", NULL, NULL);
- if (msymbol != NULL) {
- /* found "1167_flt" means 1167, %fp2-%fp3 */
- /* float & double; 19= %fp2, 20= %fp3 */
- /* no single precision on 1167 */
- xd.l[1] = *((int *)&regbuf[REGISTER_BYTE(19)]);
- xd.l[0] = *((int *)&regbuf[REGISTER_BYTE(20)]);
- switch (TYPE_LENGTH(type)) {
- case 4:
- /* FIXME: broken for cross-debugging. */
- f = (float) xd.d;
- memcpy (valbuf, &f, TYPE_LENGTH(type));
- break;
- case 8:
- /* FIXME: broken for cross-debugging. */
- memcpy (valbuf, &xd.d, TYPE_LENGTH(type));
- break;
- default:
- error("Unknown floating point size");
- break;
- }
- } else {
- /* 387 %st(0), gcc uses this */
- i387_to_double(((int *)&regbuf[REGISTER_BYTE(3)]),
- &xd.d);
- switch (TYPE_LENGTH(type)) {
- case 4: /* float */
- f = (float) xd.d;
- /* FIXME: broken for cross-debugging. */
- memcpy (valbuf, &f, 4);
- break;
- case 8: /* double */
- /* FIXME: broken for cross-debugging. */
- memcpy (valbuf, &xd.d, 8);
- break;
- default:
- error("Unknown floating point size");
- break;
- }
+ if (TYPE_CODE_FLT == TYPE_CODE (type))
+ {
+ msymbol = lookup_minimal_symbol ("1167_flt", NULL, NULL);
+ if (msymbol != NULL)
+ {
+ /* found "1167_flt" means 1167, %fp2-%fp3 */
+ /* float & double; 19= %fp2, 20= %fp3 */
+ /* no single precision on 1167 */
+ xd.l[1] = *((int *) &regbuf[REGISTER_BYTE (19)]);
+ xd.l[0] = *((int *) &regbuf[REGISTER_BYTE (20)]);
+ switch (TYPE_LENGTH (type))
+ {
+ case 4:
+ /* FIXME: broken for cross-debugging. */
+ f = (float) xd.d;
+ memcpy (valbuf, &f, TYPE_LENGTH (type));
+ break;
+ case 8:
+ /* FIXME: broken for cross-debugging. */
+ memcpy (valbuf, &xd.d, TYPE_LENGTH (type));
+ break;
+ default:
+ error ("Unknown floating point size");
+ break;
+ }
+ }
+ else
+ {
+ /* 387 %st(0), gcc uses this */
+ i387_to_double (((int *) &regbuf[REGISTER_BYTE (3)]),
+ &xd.d);
+ switch (TYPE_LENGTH (type))
+ {
+ case 4: /* float */
+ f = (float) xd.d;
+ /* FIXME: broken for cross-debugging. */
+ memcpy (valbuf, &f, 4);
+ break;
+ case 8: /* double */
+ /* FIXME: broken for cross-debugging. */
+ memcpy (valbuf, &xd.d, 8);
+ break;
+ default:
+ error ("Unknown floating point size");
+ break;
+ }
+ }
+ }
+ else
+ {
+ memcpy (valbuf, regbuf, TYPE_LENGTH (type));
}
- } else {
- memcpy (valbuf, regbuf, TYPE_LENGTH (type));
- }
}