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Based on patch from Ronald F. Guilmette <rfg@monkeys.com>:

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* config/tc-m68k.c (m68k_rel32_from_cmdline): New static
	variable.
	(md_begin): Check m68k_rel32_from_cmdline before setting
	m68k_rel32.
	(m68k_mri_mode_change): Likewise.
	(md_longopts): Add --disp-size-default-16 and
	--disp-size-default-32.
	(md_parse_option): Handle new options.
	(md_show_usage): Mention new options.
	* doc/c-m68k.texi (M68K-Opts): Document new options.
This commit is contained in:
Ian Lance Taylor
1997-01-03 00:03:28 +00:00
parent b4d51f3dd4
commit 924160b0d6
2 changed files with 38 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
gas/ChangeLog
View File

@ -1,5 +1,17 @@
Thu Jan 2 13:37:29 1997 Ian Lance Taylor <ian@cygnus.com>
Based on patch from Ronald F. Guilmette <rfg@monkeys.com>:
* config/tc-m68k.c (m68k_rel32_from_cmdline): New static
variable.
(md_begin): Check m68k_rel32_from_cmdline before setting
m68k_rel32.
(m68k_mri_mode_change): Likewise.
(md_longopts): Add --disp-size-default-16 and
--disp-size-default-32.
(md_parse_option): Handle new options.
(md_show_usage): Mention new options.
* doc/c-m68k.texi (M68K-Opts): Document new options.
Based on patch from Ronald F. Guilmette <rfg@monkeys.com>:
* config/tc-m68k.c (m68k_index_width_default): New static
variable.

30
gas/config/tc-m68k.c
View File

@ -96,6 +96,9 @@ static int m68k_quick = 1;
be 32 bits. */
static int m68k_rel32 = 1;
/* This is non-zero if m68k_rel32 was set from the command line. */
static int m68k_rel32_from_cmdline;
/* The default width to use for an index register when using a base
displacement. */
static enum m68k_size m68k_index_width_default = SIZE_LONG;
@ -3443,7 +3446,8 @@ md_begin ()
{
flag_reg_prefix_optional = 1;
m68k_abspcadd = 1;
m68k_rel32 = 0;
if (! m68k_rel32_from_cmdline)
m68k_rel32 = 0;
}
op_hash = hash_new ();
@ -3723,7 +3727,8 @@ m68k_mri_mode_change (on)
#endif
}
m68k_abspcadd = 1;
m68k_rel32 = 0;
if (! m68k_rel32_from_cmdline)
m68k_rel32 = 0;
}
else
{
@ -3739,7 +3744,8 @@ m68k_mri_mode_change (on)
#endif
}
m68k_abspcadd = 0;
m68k_rel32 = 1;
if (! m68k_rel32_from_cmdline)
m68k_rel32 = 1;
}
}
@ -6366,6 +6372,10 @@ struct option md_longopts[] = {
{"base-size-default-16", no_argument, NULL, OPTION_BASE_SIZE_DEFAULT_16},
#define OPTION_BASE_SIZE_DEFAULT_32 (OPTION_MD_BASE + 4)
{"base-size-default-32", no_argument, NULL, OPTION_BASE_SIZE_DEFAULT_32},
#define OPTION_DISP_SIZE_DEFAULT_16 (OPTION_MD_BASE + 5)
{"disp-size-default-16", no_argument, NULL, OPTION_DISP_SIZE_DEFAULT_16},
#define OPTION_DISP_SIZE_DEFAULT_32 (OPTION_MD_BASE + 6)
{"disp-size-default-32", no_argument, NULL, OPTION_DISP_SIZE_DEFAULT_32},
{NULL, no_argument, NULL, 0}
};
size_t md_longopts_size = sizeof(md_longopts);
@ -6506,6 +6516,16 @@ md_parse_option (c, arg)
m68k_index_width_default = SIZE_LONG;
break;
case OPTION_DISP_SIZE_DEFAULT_16:
m68k_rel32 = 0;
m68k_rel32_from_cmdline = 1;
break;
case OPTION_DISP_SIZE_DEFAULT_32:
m68k_rel32 = 1;
m68k_rel32_from_cmdline = 1;
break;
default:
return 0;
}
@ -6538,7 +6558,9 @@ md_show_usage (stream)
--bitwise-or do not treat `|' as a comment character\n");
fprintf (stream, "\
--base-size-default-16 base reg without size is 16 bits\n\
--base-size-default-32 base reg without size is 32 bits (default)\n");
--base-size-default-32 base reg without size is 32 bits (default)\n\
--disp-size-default-16 displacement with unknown size is 16 bits\n\
--disp-size-default-32 displacement with unknown size is 32 bits (default)\n");
}
#ifdef TEST2