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re PR rtl-optimization/52095 (ICE compiling gcc.dg/sms-7.c: SEGV in fprintf)

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PR rtl-optimization/52095
	* modulo-sched.c (dump_insn_locator): New function.
	(loop_canon_p, sms_schedule): Use it.

From-SVN: r183895
This commit is contained in:
Jakub Jelinek 2012-02-04 17:51:31 +01:00 committed by Jakub Jelinek
parent d5785e7634
commit 2243948192
2 changed files with 44 additions and 28 deletions
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4
gcc/ChangeLog
View File

@ -1,5 +1,9 @@
2012-02-04 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/52095
* modulo-sched.c (dump_insn_locator): New function.
(loop_canon_p, sms_schedule): Use it.
PR rtl-optimization/52113
* lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
even for decomposable shift/zext insns.

68
gcc/modulo-sched.c
View File

@ -1,5 +1,5 @@
/* Swing Modulo Scheduling implementation.
Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
Free Software Foundation, Inc.
Contributed by Ayal Zaks and Mustafa Hagog <zaks,mustafa@il.ibm.com>
@ -1246,6 +1246,19 @@ loop_single_full_bb_p (struct loop *loop)
return true;
}
/* Dump file:line from INSN's location info to dump_file. */
static void
dump_insn_locator (rtx insn)
{
if (dump_file && INSN_LOCATOR (insn))
{
const char *file = insn_file (insn);
if (file)
fprintf (dump_file, " %s:%i", file, insn_line (insn));
}
}
/* A simple loop from SMS point of view; it is a loop that is composed of
either a single basic block or two BBs - a header and a latch. */
#define SIMPLE_SMS_LOOP_P(loop) ((loop->num_nodes < 3 ) \
@ -1271,9 +1284,9 @@ loop_canon_p (struct loop *loop)
{
rtx insn = BB_END (loop->header);
fprintf (dump_file, "SMS loop many exits ");
fprintf (dump_file, " %s %d (file, line)\n",
insn_file (insn), insn_line (insn));
fprintf (dump_file, "SMS loop many exits");
dump_insn_locator (insn);
fprintf (dump_file, "\n");
}
return false;
}
@ -1284,9 +1297,9 @@ loop_canon_p (struct loop *loop)
{
rtx insn = BB_END (loop->header);
fprintf (dump_file, "SMS loop many BBs. ");
fprintf (dump_file, " %s %d (file, line)\n",
insn_file (insn), insn_line (insn));
fprintf (dump_file, "SMS loop many BBs.");
dump_insn_locator (insn);
fprintf (dump_file, "\n");
}
return false;
}
@ -1407,13 +1420,13 @@ sms_schedule (void)
}
if (dump_file)
{
rtx insn = BB_END (loop->header);
{
rtx insn = BB_END (loop->header);
fprintf (dump_file, "SMS loop num: %d, file: %s, line: %d\n",
loop->num, insn_file (insn), insn_line (insn));
}
fprintf (dump_file, "SMS loop num: %d", loop->num);
dump_insn_locator (insn);
fprintf (dump_file, "\n");
}
if (! loop_canon_p (loop))
continue;
@ -1440,9 +1453,8 @@ sms_schedule (void)
{
if (dump_file)
{
fprintf (dump_file, " %s %d (file, line)\n",
insn_file (tail), insn_line (tail));
fprintf (dump_file, "SMS single-bb-loop\n");
dump_insn_locator (tail);
fprintf (dump_file, "\nSMS single-bb-loop\n");
if (profile_info && flag_branch_probabilities)
{
fprintf (dump_file, "SMS loop-count ");
@ -1543,14 +1555,15 @@ sms_schedule (void)
continue;
if (dump_file)
{
rtx insn = BB_END (loop->header);
{
rtx insn = BB_END (loop->header);
fprintf (dump_file, "SMS loop num: %d, file: %s, line: %d\n",
loop->num, insn_file (insn), insn_line (insn));
fprintf (dump_file, "SMS loop num: %d", loop->num);
dump_insn_locator (insn);
fprintf (dump_file, "\n");
print_ddg (dump_file, g);
}
print_ddg (dump_file, g);
}
get_ebb_head_tail (loop->header, loop->header, &head, &tail);
@ -1561,9 +1574,8 @@ sms_schedule (void)
if (dump_file)
{
fprintf (dump_file, " %s %d (file, line)\n",
insn_file (tail), insn_line (tail));
fprintf (dump_file, "SMS single-bb-loop\n");
dump_insn_locator (tail);
fprintf (dump_file, "\nSMS single-bb-loop\n");
if (profile_info && flag_branch_probabilities)
{
fprintf (dump_file, "SMS loop-count ");
@ -1705,9 +1717,9 @@ sms_schedule (void)
if (dump_file)
{
fprintf (dump_file,
"%s:%d SMS succeeded %d %d (with ii, sc)\n",
insn_file (tail), insn_line (tail), ps->ii, stage_count);
dump_insn_locator (tail);
fprintf (dump_file, " SMS succeeded %d %d (with ii, sc)\n",
ps->ii, stage_count);
print_partial_schedule (ps, dump_file);
}