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gdb-2.8.1

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gdb-2.8.1
1988-12-16 00:00:00 +00:00
committed by Pedro Alves
parent 3bf57d2108
commit bb7592f010
64 changed files with 9841 additions and 5861 deletions
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63
gdb/printcmd.c
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@ -499,6 +499,10 @@ address_info (exp)
printf ("static at address 0x%x", val);
break;
case LOC_REGPARM:
printf ("an argument in register %s", reg_names[val]);
break;
case LOC_ARG:
printf ("an argument at offset %d", val);
break;
@ -934,6 +938,7 @@ print_frame_args (func, addr, num, stream)
int first = 1;
register int i;
register int last_offset = FRAME_ARGS_SKIP;
register int last_regparm = 0;
register struct symbol *sym, *nextsym;
register value val;
@ -951,31 +956,73 @@ print_frame_args (func, addr, num, stream)
{
QUIT;
sym = BLOCK_SYM (b, i);
if (SYMBOL_CLASS (sym) == LOC_ARG
&& SYMBOL_VALUE (sym) >= last_offset
&& (nextsym == 0
|| SYMBOL_VALUE (sym) < SYMBOL_VALUE (nextsym)))
nextsym = sym;
if (SYMBOL_CLASS (sym) == LOC_ARG)
{
if (SYMBOL_VALUE (sym) >= last_offset
&& (nextsym == 0
|| SYMBOL_VALUE (sym) < SYMBOL_VALUE (nextsym)))
nextsym = sym;
}
else if (SYMBOL_CLASS (sym) == LOC_REGPARM)
{
if (SYMBOL_VALUE (sym) >= last_regparm
&& (nextsym == 0
|| SYMBOL_VALUE (sym) < SYMBOL_VALUE (nextsym)))
nextsym = sym;
}
}
if (nextsym == 0)
break;
sym = nextsym;
/* Print any nameless args between the last arg printed
and the next arg. */
if (last_offset != (SYMBOL_VALUE (sym) / sizeof (int)) * sizeof (int))
if (SYMBOL_CLASS (sym) == LOC_ARG
&& last_offset != (SYMBOL_VALUE (sym) / sizeof (int)) * sizeof (int))
{
print_frame_nameless_args (addr, last_offset, SYMBOL_VALUE (sym),
stream);
first = 0;
}
/* Print the next arg. */
val = value_at (SYMBOL_TYPE (sym), addr + SYMBOL_VALUE (sym));
if (SYMBOL_CLASS (sym) == LOC_REGPARM)
{
unsigned char raw_buffer[MAX_REGISTER_RAW_SIZE];
unsigned char virtual_buffer[MAX_REGISTER_VIRTUAL_SIZE];
read_relative_register_raw_bytes (SYMBOL_VALUE (sym), raw_buffer);
if (TYPE_CODE (SYMBOL_TYPE (sym)) == TYPE_CODE_FLT)
val = value_from_double (SYMBOL_TYPE (sym), *(double *)raw_buffer);
else if (TYPE_CODE (SYMBOL_TYPE (sym)) == TYPE_CODE_INT
|| TYPE_CODE (SYMBOL_TYPE (sym)) == TYPE_CODE_ENUM)
val = value_from_long (SYMBOL_TYPE (sym), *(int *)raw_buffer);
else if (TYPE_CODE (SYMBOL_TYPE (sym)) == TYPE_CODE_PTR)
{
if (sizeof (char *) == sizeof (int))
val = value_from_long (builtin_type_int, *(int *)raw_buffer);
else if (sizeof (char *) == sizeof (long))
val = value_from_long (builtin_type_long, *(long *)raw_buffer);
else
error ("pointer size not sizeof (int) or sizeof (long)");
VALUE_TYPE (val) = SYMBOL_TYPE (sym);
}
else
error ("can't extract non-scalar from register");
}
else
val = value_at (SYMBOL_TYPE (sym), addr + SYMBOL_VALUE (sym));
if (! first)
fprintf (stream, ", ");
fprintf (stream, "%s=", SYMBOL_NAME (sym));
value_print (val, stream, 0);
first = 0;
last_offset = SYMBOL_VALUE (sym) + TYPE_LENGTH (SYMBOL_TYPE (sym));
if (SYMBOL_CLASS (sym) == LOC_ARG)
last_offset = SYMBOL_VALUE (sym) + TYPE_LENGTH (SYMBOL_TYPE (sym));
else
{
last_regparm = SYMBOL_VALUE (sym) + 1;
last_offset += TYPE_LENGTH (SYMBOL_TYPE (sym));
}
/* Round up address of next arg to multiple of size of int. */
last_offset
= ((last_offset + sizeof (int) - 1) / sizeof (int)) * sizeof (int);