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include/ChangeLog:

Browse Source 
2010-07-06  Ken Werner  <ken.werner@de.ibm.com>

	* floatformat.h (floatformat_ieee_half_big): Add declaration.
	(floatformat_ieee_half_little): Likewise.

libiberty/ChangeLog:

2010-07-06  Ken Werner  <ken.werner@de.ibm.com>

	* floatformat.c (floatformat_ieee_half_big): New variable.
	(floatformat_ieee_half_little): Likewise.

gdb/ChangeLog:

2010-07-06  Ken Werner  <ken.werner@de.ibm.com>

	* gdbtypes.h (floatformats_ieee_half): Add declaration.
	* gdbtypes.c (floatformats_ieee_half): New variable.
	* doublest.c (floatformat_from_length): Set format to
	gdbarch_half_format if length matches.
	* gdbarch.sh (half_bit): New architecture method.
	(half_format): Likewise.
	* gdbarch.h: Regenerate.
	* gdbarch.c: Likewise.
This commit is contained in:
Ulrich Weigand
2010-07-06 12:56:24 +00:00
parent 50248c890f
commit f9e9243aad
11 changed files with 110 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

47
gdb/gdbarch.c
View File

@ -145,6 +145,8 @@ struct gdbarch
int int_bit;
int long_bit;
int long_long_bit;
int half_bit;
const struct floatformat ** half_format;
int float_bit;
const struct floatformat ** float_format;
int double_bit;
@ -293,6 +295,8 @@ struct gdbarch startup_gdbarch =
8 * sizeof (int), /* int_bit */
8 * sizeof (long), /* long_bit */
8 * sizeof (LONGEST), /* long_long_bit */
16, /* half_bit */
0, /* half_format */
8 * sizeof (float), /* float_bit */
0, /* float_format */
8 * sizeof (double), /* double_bit */
@ -451,6 +455,7 @@ gdbarch_alloc (const struct gdbarch_info *info,
gdbarch->int_bit = 4*TARGET_CHAR_BIT;
gdbarch->long_bit = 4*TARGET_CHAR_BIT;
gdbarch->long_long_bit = 2*gdbarch->long_bit;
gdbarch->half_bit = 2*TARGET_CHAR_BIT;
gdbarch->float_bit = 4*TARGET_CHAR_BIT;
gdbarch->double_bit = 8*TARGET_CHAR_BIT;
gdbarch->long_double_bit = 8*TARGET_CHAR_BIT;
@ -562,6 +567,9 @@ verify_gdbarch (struct gdbarch *gdbarch)
/* Skip verify of int_bit, invalid_p == 0 */
/* Skip verify of long_bit, invalid_p == 0 */
/* Skip verify of long_long_bit, invalid_p == 0 */
/* Skip verify of half_bit, invalid_p == 0 */
if (gdbarch->half_format == 0)
gdbarch->half_format = floatformats_ieee_half;
/* Skip verify of float_bit, invalid_p == 0 */
if (gdbarch->float_format == 0)
gdbarch->float_format = floatformats_ieee_single;
@ -934,6 +942,12 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
fprintf_unfiltered (file,
"gdbarch_dump: get_syscall_number = <%s>\n",
host_address_to_string (gdbarch->get_syscall_number));
fprintf_unfiltered (file,
"gdbarch_dump: half_bit = %s\n",
plongest (gdbarch->half_bit));
fprintf_unfiltered (file,
"gdbarch_dump: half_format = %s\n",
pformat (gdbarch->half_format));
fprintf_unfiltered (file,
"gdbarch_dump: has_dos_based_file_system = %s\n",
plongest (gdbarch->has_dos_based_file_system));
@ -1374,6 +1388,39 @@ set_gdbarch_long_long_bit (struct gdbarch *gdbarch,
gdbarch->long_long_bit = long_long_bit;
}
int
gdbarch_half_bit (struct gdbarch *gdbarch)
{
gdb_assert (gdbarch != NULL);
/* Skip verify of half_bit, invalid_p == 0 */
if (gdbarch_debug >= 2)
fprintf_unfiltered (gdb_stdlog, "gdbarch_half_bit called\n");
return gdbarch->half_bit;
}
void
set_gdbarch_half_bit (struct gdbarch *gdbarch,
int half_bit)
{
gdbarch->half_bit = half_bit;
}
const struct floatformat **
gdbarch_half_format (struct gdbarch *gdbarch)
{
gdb_assert (gdbarch != NULL);
if (gdbarch_debug >= 2)
fprintf_unfiltered (gdb_stdlog, "gdbarch_half_format called\n");
return gdbarch->half_format;
}
void
set_gdbarch_half_format (struct gdbarch *gdbarch,
const struct floatformat ** half_format)
{
gdbarch->half_format = half_format;
}
int
gdbarch_float_bit (struct gdbarch *gdbarch)
{