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Ideas from Srinivas Addagarla <srinivas@cdotd.ernet.in>:

Browse Source 
* read.c (read_a_source_file): After doing an mri_pending_align,
	adjust the line_label if there is one.
	(s_space): Set mri_pending_align if an odd number of bytes were
	output.
This commit is contained in:
Ian Lance Taylor
1997-01-30 17:10:28 +00:00
parent bcc4cbcef3
commit a6b200da04
2 changed files with 32 additions and 1 deletions
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8
gas/ChangeLog
View File

@ -1,3 +1,11 @@
Thu Jan 30 12:08:40 1997 Ian Lance Taylor <ian@cygnus.com>
Ideas from Srinivas Addagarla <srinivas@cdotd.ernet.in>:
* read.c (read_a_source_file): After doing an mri_pending_align,
adjust the line_label if there is one.
(s_space): Set mri_pending_align if an odd number of bytes were
output.
start-sanitize-d10v start-sanitize-d10v
Wed Jan 29 15:31:12 1997 Martin M. Hunt <hunt@pizza.cygnus.com> Wed Jan 29 15:31:12 1997 Martin M. Hunt <hunt@pizza.cygnus.com>

25
gas/read.c
View File

@ -648,7 +648,8 @@ read_a_source_file (name)
} }
else if (c == '=' else if (c == '='
|| (input_line_pointer[1] == '=' || ((c == ' ' || c == '\t')
&& input_line_pointer[1] == '='
#ifdef TC_EQUAL_IN_INSN #ifdef TC_EQUAL_IN_INSN
&& ! TC_EQUAL_IN_INSN (c, input_line_pointer) && ! TC_EQUAL_IN_INSN (c, input_line_pointer)
#endif #endif
@ -722,6 +723,11 @@ read_a_source_file (name)
{ {
do_align (1, (char *) NULL, 0); do_align (1, (char *) NULL, 0);
mri_pending_align = 0; mri_pending_align = 0;
if (line_label != NULL)
{
line_label->sy_frag = frag_now;
S_SET_VALUE (line_label, frag_now_fix ());
}
} }
/* Print the error msg now, while we still can */ /* Print the error msg now, while we still can */
@ -812,6 +818,11 @@ read_a_source_file (name)
{ {
do_align (1, (char *) NULL, 0); do_align (1, (char *) NULL, 0);
mri_pending_align = 0; mri_pending_align = 0;
if (line_label != NULL)
{
line_label->sy_frag = frag_now;
S_SET_VALUE (line_label, frag_now_fix ());
}
} }
md_assemble (s); /* Assemble 1 instruction. */ md_assemble (s); /* Assemble 1 instruction. */
@ -2551,6 +2562,7 @@ s_space (mult)
char *p = 0; char *p = 0;
char *stop = NULL; char *stop = NULL;
char stopc; char stopc;
int bytes;
#ifdef md_flush_pending_output #ifdef md_flush_pending_output
md_flush_pending_output (); md_flush_pending_output ();
@ -2596,6 +2608,8 @@ s_space (mult)
} }
} }
bytes = mult;
expression (&exp); expression (&exp);
SKIP_WHITESPACE (); SKIP_WHITESPACE ();
@ -2623,6 +2637,7 @@ s_space (mult)
if (mult == 0) if (mult == 0)
mult = 1; mult = 1;
bytes = mult * exp.X_add_number;
for (i = 0; i < exp.X_add_number; i++) for (i = 0; i < exp.X_add_number; i++)
emit_expr (&val, mult); emit_expr (&val, mult);
} }
@ -2636,6 +2651,7 @@ s_space (mult)
repeat = exp.X_add_number; repeat = exp.X_add_number;
if (mult) if (mult)
repeat *= mult; repeat *= mult;
bytes = repeat;
if (repeat <= 0) if (repeat <= 0)
{ {
if (! flag_mri || repeat < 0) if (! flag_mri || repeat < 0)
@ -2687,6 +2703,13 @@ s_space (mult)
} }
getout: getout:
/* In MRI mode, after an odd number of bytes, we must align to an
even word boundary, unless the next instruction is a dc.b, ds.b
or dcb.b. */
if (flag_mri && (bytes & 1) != 0)
mri_pending_align = 1;
if (flag_mri) if (flag_mri)
mri_comment_end (stop, stopc); mri_comment_end (stop, stopc);