* postreload-gcse.c (gcse_after_reload_main): Add calls to

	statistics_counter_event.
	* tree-ssa-copyrename.c (stats): Define.
	(rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
	statistics_counter_event.
	* tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
	(bswap_stats, widen_mul_stats): Define.
	(insert_reciprocals): Increment rdivs_inserted.
	(execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
	rfuncs_inserted.  Add calls to statistics_counter_event.
	(execute_cse_sincos_1): Increment inserted.
	(execute_cse_sincos): Zeroize sincos_stats.  Add call to
	statistics_counter_event.
	(execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
	of bswap_stats.  Add calls to statistics_counter_event.
	(convert_mult_to_widen): Increment widen_mults_inserted.
	(convert_plusminus_to_widen): Increment maccs_inserted.
	(convert_mult_to_fma): Increment fmas_inserted.
	(execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
	calls to statistics_counter_event.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@172392 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 9 insertions, 0 deletions

diff --git a/gcc/tree-ssa-copyrename.c b/gcc/tree-ssa-copyrename.c
index dfc0b4edbbe..ae4fb5fba39 100644
--- a/gcc/tree-ssa-copyrename.c
+++ b/gcc/tree-ssa-copyrename.c
@@ -40,6 +40,12 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree-pass.h"
 #include "langhooks.h"
 
+static struct
+{
+  /* Number of copies coalesced.  */
+  int coalesced;
+} stats;
+
 /* The following routines implement the SSA copy renaming phase.
 
    This optimization looks for copies between 2 SSA_NAMES, either through a
@@ -360,9 +366,12 @@ rename_ssa_copies (void)
 	      fprintf (debug, "\n");
 	    }
 	}
+      stats.coalesced++;
       replace_ssa_name_symbol (var, SSA_NAME_VAR (part_var));
     }
 
+  statistics_counter_event (cfun, "copies coalesced",
+			    stats.coalesced);
   delete_var_map (map);
   return updated ? TODO_remove_unused_locals : 0;
 }