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fix 'show registers' mis-aligned access, PR11580

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This commit is contained in:
petrov 2001-03-22 22:20:28 +00:00
parent ea545137cc
commit b47f68b66c
1 changed files with 68 additions and 3 deletions
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71
sys/arch/sparc64/sparc64/db_interface.c
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@ -1,4 +1,4 @@
/* $NetBSD: db_interface.c,v 1.55 2001/01/22 13:57:00 jdolecek Exp $ */
/* $NetBSD: db_interface.c,v 1.56 2001/03/22 22:20:28 petrov Exp $ */
/*
* Mach Operating System
@ -76,12 +76,77 @@ extern struct traptrace {
static int nil;
static int
db__char_value(const struct db_variable *var, db_expr_t *expr, int mode)
{
switch (mode) {
case DB_VAR_SET:
*var->valuep = *(char *)expr;
break;
case DB_VAR_GET:
*expr = *(char *)var->valuep;
break;
#ifdef DIAGNOSTIC
default:
printf("db__char_value: mode %d\n", mode);
break;
#endif
}
return 0;
}
#ifdef notdef_yet
static int
db__short_value(const struct db_variable *var, db_expr_t *expr, int mode)
{
switch (mode) {
case DB_VAR_SET:
*var->valuep = *(short *)expr;
break;
case DB_VAR_GET:
*expr = *(short *)var->valuep;
break;
#ifdef DIAGNOSTIC
default:
printf("db__short_value: mode %d\n", mode);
break;
#endif
}
return 0;
}
#endif
static int
db__int_value(const struct db_variable *var, db_expr_t *expr, int mode)
{
switch (mode) {
case DB_VAR_SET:
*var->valuep = *(int *)expr;
break;
case DB_VAR_GET:
*expr = *(int *)var->valuep;
break;
#ifdef DIAGNOSTIC
default:
printf("db__int_value: mode %d\n", mode);
break;
#endif
}
return 0;
}
const struct db_variable db_regs[] = {
{ "tstate", (long *)&DDB_TF->tf_tstate, FCN_NULL, },
{ "pc", (long *)&DDB_TF->tf_pc, FCN_NULL, },
{ "npc", (long *)&DDB_TF->tf_npc, FCN_NULL, },
{ "ipl", (long *)&DDB_TF->tf_oldpil, FCN_NULL, },
{ "y", (long *)&DDB_TF->tf_y, FCN_NULL, },
{ "ipl", (long *)&DDB_TF->tf_oldpil, db__char_value, },
{ "y", (long *)&DDB_TF->tf_y, db__int_value, },
{ "g0", (long *)&nil, FCN_NULL, },
{ "g1", (long *)&DDB_TF->tf_global[1], FCN_NULL, },
{ "g2", (long *)&DDB_TF->tf_global[2], FCN_NULL, },