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2004-03-03 H.J. Lu <hongjiu.lu@intel.com>

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* config/tc-ia64.c (dot_align): New.
	(ia64_do_align): Make it static.
	(md_pseudo_table): Use "dot_align" for "align".
	(ia64_md_do_align): Don't set align_frag here.
	(ia64_handle_align): Add a stop bit to the previous bundle if
	needed.

	* config/tc-ia64.h (ia64_do_align): Removed.
This commit is contained in:
H.J. Lu 2004-03-03 19:26:26 +00:00
parent 4bebc3aa3c
commit d920176395
3 changed files with 35 additions and 7 deletions
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11
gas/ChangeLog
View file

@ -1,3 +1,14 @@
2004-03-03 H.J. Lu <hongjiu.lu@intel.com>
* config/tc-ia64.c (dot_align): New.
(ia64_do_align): Make it static.
(md_pseudo_table): Use "dot_align" for "align".
(ia64_md_do_align): Don't set align_frag here.
(ia64_handle_align): Add a stop bit to the previous bundle if
needed.
* config/tc-ia64.h (ia64_do_align): Removed.
2003-03-03 Andrew Stubbs <andrew.stubbs@superh.com>
* config/tc-sh.c (md_parse_option): Add -isa=sh4-nofpu and

30
gas/config/tc-ia64.c
View file

@ -705,6 +705,7 @@ static int ar_is_in_integer_unit PARAMS ((int regnum));
static void set_section PARAMS ((char *name));
static unsigned int set_regstack PARAMS ((unsigned int, unsigned int,
unsigned int, unsigned int));
static void dot_align (int);
static void dot_radix PARAMS ((int));
static void dot_special_section PARAMS ((int));
static void dot_proc PARAMS ((int));
@ -1135,9 +1136,8 @@ ia64_flush_insns ()
as_bad ("qualifying predicate not followed by instruction");
}
void
ia64_do_align (nbytes)
int nbytes;
static void
ia64_do_align (int nbytes)
{
char *saved_input_line_pointer = input_line_pointer;
@ -3033,6 +3033,14 @@ convert_expr_to_xy_reg (e, xy, regp)
return 1;
}
static void
dot_align (int arg)
{
/* The current frag is an alignment frag. */
align_frag = frag_now;
s_align_bytes (arg);
}
static void
dot_radix (dummy)
int dummy ATTRIBUTE_UNUSED;
@ -4960,7 +4968,7 @@ const pseudo_typeS md_pseudo_table[] =
{ "lb", dot_scope, 0 },
{ "le", dot_scope, 1 },
#endif
{ "align", s_align_bytes, 0 },
{ "align", dot_align, 0 },
{ "regstk", dot_regstk, 0 },
{ "rotr", dot_rot, DYNREG_GR },
{ "rotf", dot_rot, DYNREG_FR },
@ -10828,8 +10836,6 @@ ia64_md_do_align (n, fill, len, max)
int len ATTRIBUTE_UNUSED;
int max ATTRIBUTE_UNUSED;
{
/* The current frag is an alignment frag. */
align_frag = frag_now;
if (subseg_text_p (now_seg))
ia64_flush_insns ();
}
@ -10862,6 +10868,18 @@ ia64_handle_align (fragp)
bytes = fragp->fr_next->fr_address - fragp->fr_address - fragp->fr_fix;
p = fragp->fr_literal + fragp->fr_fix;
/* If no paddings are needed, we check if we need a stop bit. */
if (!bytes && fragp->tc_frag_data)
{
if (fragp->fr_fix < 16)
as_bad_where (fragp->fr_file, fragp->fr_line,
_("Can't add stop bit to mark end of instruction group"));
else
/* Bundles are always in little-endian byte order. Make sure
the previous bundle has the stop bit. */
*(p - 16) |= 1;
}
/* Make sure we are on a 16-byte boundary, in case someone has been
putting data into a text section. */
if (bytes & 15)

1
gas/config/tc-ia64.h
View file

@ -86,7 +86,6 @@ struct ia64_fix
enum ia64_opnd opnd;
};
extern void ia64_do_align PARAMS((int n));
extern void ia64_end_of_source PARAMS((void));
extern void ia64_start_line PARAMS((void));
extern int ia64_unrecognized_line PARAMS((int ch));