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2010-06-11  Jan Beulich  <jbeulich@novell.com>

	* config/tc-i386.c (md_parse_option): Ignore impossible processor
	types.
	(show_arch): New parameter 'check'.
	(md_show_usage): Adjust calls to show_arch().
This commit is contained in:
Jan Beulich 2010-06-11 15:07:53 +00:00
parent 2bdf28a09d
commit 1ded560998
2 changed files with 19 additions and 4 deletions
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7
gas/ChangeLog
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@ -1,3 +1,10 @@
2010-06-11 Jan Beulich <jbeulich@novell.com>
* config/tc-i386.c (md_parse_option): Ignore impossible processor
types.
(show_arch): New parameter 'check'.
(md_show_usage): Adjust calls to show_arch().
2010-06-10 H.J. Lu <hongjiu.lu@intel.com>
* config/tc-i386.c (update_code_flag): New.

16
gas/config/tc-i386.c
View File

@ -8187,6 +8187,9 @@ md_parse_option (int c, char *arg)
if (strcmp (arch, cpu_arch [j].name) == 0)
{
/* Processor. */
if (! cpu_arch[j].flags.bitfield.cpui386)
continue;
cpu_arch_name = cpu_arch[j].name;
cpu_sub_arch_name = NULL;
cpu_arch_flags = cpu_arch[j].flags;
@ -8318,7 +8321,7 @@ md_parse_option (int c, char *arg)
" "
static void
show_arch (FILE *stream, int ext)
show_arch (FILE *stream, int ext, int check)
{
static char message[] = MESSAGE_TEMPLATE;
char *start = message + 27;
@ -8355,6 +8358,11 @@ show_arch (FILE *stream, int ext)
/* It is an processor. Skip if we show only extension. */
continue;
}
else if (check && ! cpu_arch[j].flags.bitfield.cpui386)
{
/* It is an impossible processor - skip. */
continue;
}
/* Reserve 2 spaces for ", " or ",\0" */
left -= len + 2;
@ -8419,13 +8427,13 @@ md_show_usage (FILE *stream)
fprintf (stream, _("\
-march=CPU[,+EXTENSION...]\n\
generate code for CPU and EXTENSION, CPU is one of:\n"));
show_arch (stream, 0);
show_arch (stream, 0, 1);
fprintf (stream, _("\
EXTENSION is combination of:\n"));
show_arch (stream, 1);
show_arch (stream, 1, 0);
fprintf (stream, _("\
-mtune=CPU optimize for CPU, CPU is one of:\n"));
show_arch (stream, 0);
show_arch (stream, 0, 0);
fprintf (stream, _("\
-msse2avx encode SSE instructions with VEX prefix\n"));
fprintf (stream, _("\