Print heuristics probability fraction part with 2 digits.

2018-08-03  Martin Liska  <mliska@suse.cz>

	* predict.c (dump_prediction): Change to 2 digits
        in fraction part.
2018-08-03  Martin Liska  <mliska@suse.cz>

	* gcc.dg/predict-1.c: Adjust scanned pattern to cover 2 digits.
	* gcc.dg/predict-13.c:Likewise.
	* gcc.dg/predict-3.c:Likewise.
	* gcc.dg/predict-4.c:Likewise.
	* gcc.dg/predict-5.c:Likewise.
	* gcc.dg/predict-6.c:Likewise.
	* gcc.dg/predict-9.c:Likewise.
	* gfortran.dg/predict-1.f90:Likewise.

From-SVN: r263286

gcc/ChangeLog

+2018-08-03  Martin Liska  <mliska@suse.cz>
+
+	* predict.c (dump_prediction): Change to 2 digits
+        in fraction part.
+
 2018-08-03  Siddhesh Poyarekar  <siddhesh@sourceware.org>
 
 	* config/aarch64/falkor.md (falkor_am_1_vxvy_vxvy): Move

gcc/predict.c

@@ -734,7 +734,7 @@ dump_prediction (FILE *file, enum br_predictor predictor, int probability,
   else
     edge_info_str[0] = '\0';
 
-  fprintf (file, "  %s heuristics%s%s: %.1f%%",
+  fprintf (file, "  %s heuristics%s%s: %.2f%%",
 	   predictor_info[predictor].name,
 	   edge_info_str, reason_messages[reason],
 	   probability * 100.0 / REG_BR_PROB_BASE);

gcc/testsuite/ChangeLog

+2018-08-03  Martin Liska  <mliska@suse.cz>
+
+	* gcc.dg/predict-1.c: Adjust scanned pattern to cover 2 digits.
+	* gcc.dg/predict-13.c:Likewise.
+	* gcc.dg/predict-3.c:Likewise.
+	* gcc.dg/predict-4.c:Likewise.
+	* gcc.dg/predict-5.c:Likewise.
+	* gcc.dg/predict-6.c:Likewise.
+	* gcc.dg/predict-9.c:Likewise.
+	* gfortran.dg/predict-1.f90:Likewise.
+
 2018-08-02  Richard Biener  <rguenther@suse.de>
 
 	PR c++/86763

gcc/testsuite/gcc.dg/predict-1.c

@@ -23,4 +23,4 @@ void foo (int bound)
     }
 }
 
-/* { dg-final { scan-tree-dump-times "guess loop iv compare heuristics of edge\[^:\]*: 36.0%" 4 "profile_estimate"} } */
+/* { dg-final { scan-tree-dump-times "guess loop iv compare heuristics of edge\[^:\]*: 36.00%" 4 "profile_estimate"} } */

gcc/testsuite/gcc.dg/predict-13.c

@@ -20,5 +20,5 @@ int main(int argc, char **argv)
   return 10;
 }
 
-/* { dg-final { scan-tree-dump-times "combined heuristics of edge\[^:\]*: 33.3%" 3 "profile_estimate"} } */
-/* { dg-final { scan-tree-dump-times "combined heuristics of edge\[^:\]*: 0.1%" 2 "profile_estimate"} } */
+/* { dg-final { scan-tree-dump-times "combined heuristics of edge\[^:\]*: 33.30%" 3 "profile_estimate"} } */
+/* { dg-final { scan-tree-dump-times "combined heuristics of edge\[^:\]*: 0.05%" 2 "profile_estimate"} } */

gcc/testsuite/gcc.dg/predict-3.c

@@ -25,4 +25,4 @@ void foo (int bound)
     }
 }
 
-/* { dg-final { scan-tree-dump-times "guess loop iv compare heuristics of edge\[^:\]*: 64.0%" 3 "profile_estimate"} } */
+/* { dg-final { scan-tree-dump-times "guess loop iv compare heuristics of edge\[^:\]*: 64.00%" 3 "profile_estimate"} } */

gcc/testsuite/gcc.dg/predict-4.c

@@ -15,4 +15,4 @@ void foo (int bound)
     }
 }
 
-/* { dg-final { scan-tree-dump "  loop iv compare heuristics of edge\[^:\]*: 50.0%" "profile_estimate"} } */
+/* { dg-final { scan-tree-dump "  loop iv compare heuristics of edge\[^:\]*: 50.00%" "profile_estimate"} } */

gcc/testsuite/gcc.dg/predict-5.c

@@ -21,4 +21,4 @@ void foo (int base, int bound)
     }
 }
 
-/* { dg-final { scan-tree-dump-times "guess loop iv compare heuristics of edge\[^:\]*: 64.0%" 4 "profile_estimate"} } */
+/* { dg-final { scan-tree-dump-times "guess loop iv compare heuristics of edge\[^:\]*: 64.00%" 4 "profile_estimate"} } */

gcc/testsuite/gcc.dg/predict-6.c

@@ -21,4 +21,4 @@ void foo (int base, int bound)
     }
 }
 
-/* { dg-final { scan-tree-dump-times "guess loop iv compare heuristics of edge\[^:\]*: 36.0%" 4 "profile_estimate"} } */
+/* { dg-final { scan-tree-dump-times "guess loop iv compare heuristics of edge\[^:\]*: 36.00%" 4 "profile_estimate"} } */

gcc/testsuite/gcc.dg/predict-9.c

@@ -19,5 +19,5 @@ void foo (int base)
   }
 }
 
-/* { dg-final { scan-tree-dump-times "first match heuristics: 2.2%" 3 "profile_estimate"} } */
-/* { dg-final { scan-tree-dump-times "first match heuristics: 5.5%" 1 "profile_estimate"} } */
+/* { dg-final { scan-tree-dump-times "first match heuristics: 2.20%" 3 "profile_estimate"} } */
+/* { dg-final { scan-tree-dump-times "first match heuristics: 5.50%" 1 "profile_estimate"} } */

gcc/testsuite/gfortran.dg/predict-1.f90

@@ -14,4 +14,4 @@ end do
 
 end subroutine test
 
-! { dg-final { scan-tree-dump-times "Fortran loop preheader heuristics of edge\[^:\]*: 1.0%" 2 "profile_estimate" } }
+! { dg-final { scan-tree-dump-times "Fortran loop preheader heuristics of edge\[^:\]*: 1.00%" 2 "profile_estimate" } }