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2002-04-22 Eric Christopher <echristo@redhat.com> 

* config/tc-mips.c: Add warning if macro instructions are expanded
	into a branch delay slot.
This commit is contained in:
Eric Christopher 2002-04-22 21:21:06 +00:00
parent ff970196bd
commit 80cc45a581
2 changed files with 20 additions and 3 deletions
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9
gas/ChangeLog
View File

@ -1,3 +1,8 @@
2002-04-22 Eric Christopher <echristo@redhat.com>
* config/tc-mips.c: Add warning if macro instructions are expanded
into a branch delay slot.
2002-04-17 Geoffrey Keating <geoffk@redhat.com>
* dwarf2dbg.c (dwarf2_gen_line_info): Do emit duplicate line
@ -14,7 +19,7 @@
2002-04-15 Tom Rix <trix@redhat.com>
* config/tc-d10v.c (d10v_fix_adjustable): Prevent adjustments to
* config/tc-d10v.c (d10v_fix_adjustable): Prevent adjustments to
symbols in merge sections.
2002-04-11 Richard Sandiford <rsandifo@redhat.com>
@ -65,7 +70,7 @@ Tue Apr 9 16:45:48 2002 J"orn Rennecke <joern.rennecke@superh.com>
Tom Rix <trix@redhat.com>
From Jeff Knaggs <jknaggs@redhat.com>
* config/tc-d10v.c (check_resource_conflict): New function to
* config/tc-d10v.c (check_resource_conflict): New function to
check for resource conflicts.
From Jason Eckhardt <jle@redhat.com>

14
gas/config/tc-mips.c
View File

@ -2881,6 +2881,18 @@ macro_build (place, counter, ep, name, fmt, va_alist)
if (mips_opts.warn_about_macros && place == NULL && *counter == 1)
as_warn (_("Macro instruction expanded into multiple instructions"));
/*
* If the macro is about to expand into a second instruction,
* and it is in a delay slot, print a warning.
*/
if (place == NULL
&& *counter == 1
&& mips_opts.noreorder
&& (prev_prev_insn.insn_mo->pinfo
& (INSN_UNCOND_BRANCH_DELAY | INSN_COND_BRANCH_DELAY
| INSN_COND_BRANCH_LIKELY) != 0)
as_warn (_("Macro instruction expanded into multiple instructions in a branch delay slot"));
if (place == NULL)
*counter += 1; /* bump instruction counter */
@ -10264,7 +10276,7 @@ MIPS options:\n\
show (stream, "n32", &column, &first);
show (stream, "64", &column, &first);
show (stream, "eabi", &column, &first);
fputc ('\n', stream);
fprintf (stream, _("\