[Bug debug/90944] combine debug file created when it shouldn't be

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90944

--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
That is moving over to statistics_counter_event instead of manually printing
out things.

Something like (NOTE this is not tested; just written on the fly and there
might be better ways of counting when combine_attempts was incremented instead
of having a variable):
diff --git a/gcc/combine.c b/gcc/combine.c
index ce7aeec..c63f9f9 100644
--- a/gcc/combine.c
+++ b/gcc/combine.c
@@ -1557,6 +1557,11 @@ retry:
   total_extras += combine_extras;
   total_successes += combine_successes;

+  statistics_counter_event (cfun, "attempts", combine_attempts);
+  statistics_counter_event (cfun, "merges", combine_merges);
+  statistics_counter_event (cfun, "requiring new space", combine_extras);
+  statistics_counter_event (cfun, "successes", combine_successes);
+
   nonzero_sign_valid = 0;
   rtl_hooks = general_rtl_hooks;

@@ -15004,10 +15009,6 @@ dump_combine_stats (FILE *file)
 void
 dump_combine_total_stats (FILE *file)
 {
-  fprintf
-    (file,
-     "\n;; Combiner totals: %d attempts, %d substitutions (%d requiring new
space),\n;; %d successes.\n",
-     total_attempts, total_merges, total_extras, total_successes);
 }
 ^L
 /* Make pseudo-to-pseudo copies after every hard-reg-to-pseudo-copy, because