tree-pass.h (current_pass): Declare.

2008-05-15  Richard Guenther  <rguenther@suse.de>

	* tree-pass.h (current_pass): Declare.
	(get_pass_for_id): Likewise.
	* passes.c (passes_by_id, passes_by_id_size): New globals.
	(set_pass_for_id): New function.
	(get_pass_for_id): Likewise.
	(register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
	(execute_function_todo): Flush per function statistics.
	* toplev.c (compile_file): Init statistics.
	(general_init): Do early statistics initialization.
	(finalize): Finish statistics.
	* statistics.h (statistics_early_init): Declare.
	(statistics_init): Likewise.
	(statistics_fini): Likewise.
	(statistics_fini_pass): Likewise.
	(statistics_counter_event): Likewise.
	(statistics_histogram_event): Likewise.
	* statistics.c: New file.
	* Makefile.in (OBJS-common): Add statistics.o.
	(statistics.o): Add dependencies.
	* doc/invoke.texi (-fdump-statistics): Document.

	* tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
	(insert): Likewise.
	(execute_pre): Use statistics_counter_event.
	* tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
	(substitute_and_fold): Increment it.  Use statistics_counter_event.

	* gcc.dg/tree-ssa/loadpre7.c: Adjust scan for not performed
	transformation.
	* gcc.dg/tree-ssa/ssa-fre-10.c: Likewise.

From-SVN: r135358

1 files changed, 10 insertions, 16 deletions

diff --git a/gcc/tree-ssa-pre.c b/gcc/tree-ssa-pre.c
index a8db47d..4119467 100644
--- a/gcc/tree-ssa-pre.c
+++ b/gcc/tree-ssa-pre.c
@@ -2031,9 +2031,8 @@ compute_antic (void)
       gcc_assert (num_iterations < 50);
     }
 
-  if (dump_file && (dump_flags & TDF_STATS))
-    fprintf (dump_file, "compute_antic required %d iterations\n",
-	     num_iterations);
+  statistics_histogram_event (cfun, "compute_antic iterations",
+			      num_iterations);
 
   if (do_partial_partial)
     {
@@ -2061,9 +2060,8 @@ compute_antic (void)
 	  /* Theoretically possible, but *highly* unlikely.  */
 	  gcc_assert (num_iterations < 50);
 	}
-      if (dump_file && (dump_flags & TDF_STATS))
-	fprintf (dump_file, "compute_partial_antic required %d iterations\n",
-		 num_iterations);
+      statistics_histogram_event (cfun, "compute_partial_antic iterations",
+				  num_iterations);
     }
   sbitmap_free (has_abnormal_preds);
   sbitmap_free (changed_blocks);
@@ -2936,8 +2934,7 @@ insert (void)
       new_stuff = false;
       new_stuff = insert_aux (ENTRY_BLOCK_PTR);
     }
-  if (num_iterations > 2 && dump_file && (dump_flags & TDF_STATS))
-    fprintf (dump_file, "insert required %d iterations\n", num_iterations);
+  statistics_histogram_event (cfun, "insert iterations", num_iterations);
 }
 
 
@@ -4019,14 +4016,11 @@ execute_pre (bool do_fre)
   /* Remove all the redundant expressions.  */
   todo |= eliminate ();
 
-  if (dump_file && (dump_flags & TDF_STATS))
-    {
-      fprintf (dump_file, "Insertions: %d\n", pre_stats.insertions);
-      fprintf (dump_file, "PA inserted: %d\n", pre_stats.pa_insert);
-      fprintf (dump_file, "New PHIs: %d\n", pre_stats.phis);
-      fprintf (dump_file, "Eliminated: %d\n", pre_stats.eliminations);
-      fprintf (dump_file, "Constified: %d\n", pre_stats.constified);
-    }
+  statistics_counter_event (cfun, "Insertions", pre_stats.insertions);
+  statistics_counter_event (cfun, "PA inserted", pre_stats.pa_insert);
+  statistics_counter_event (cfun, "New PHIs", pre_stats.phis);
+  statistics_counter_event (cfun, "Eliminated", pre_stats.eliminations);
+  statistics_counter_event (cfun, "Constified", pre_stats.constified);
   bsi_commit_edge_inserts ();
 
   clear_expression_ids ();