From: Jan Hubicka <hubicka@ucw.cz>
Date: Thu, 16 Nov 2017 11:08:12 +0000 (+0100)
Subject: cfg.c (scale_bbs_frequencies_int, [...]): Remove.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=62003be57dd30dbad06fb6245332ac3f2f7c7982;p=gcc.git

cfg.c (scale_bbs_frequencies_int, [...]): Remove.


	* cfg.c (scale_bbs_frequencies_int,
	cale_bbs_frequencies_gcov_type): Remove.
	* cfg.h (scale_bbs_frequencies_int,
	cale_bbs_frequencies_gcov_type): Remove.

From-SVN: r254812
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9211a8b33c5..1c1944ef212 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2017-11-14  Jan Hubicka  <hubicka@ucw.cz>
+
+	* cfg.c (scale_bbs_frequencies_int,
+	cale_bbs_frequencies_gcov_type): Remove.
+	* cfg.h (scale_bbs_frequencies_int,
+	cale_bbs_frequencies_gcov_type): Remove.
+
 2017-11-14  Jan Hubicka  <hubicka@ucw.cz>
 
 	* tree-ssa-loop-manip.c
diff --git a/gcc/cfg.c b/gcc/cfg.c
index 062788afdc0..34bc11239f6 100644
--- a/gcc/cfg.c
+++ b/gcc/cfg.c
@@ -916,48 +916,6 @@ update_bb_profile_for_threading (basic_block bb,
   gcc_assert (bb == taken_edge->src);
 }
 
-/* Multiply all frequencies of basic blocks in array BBS of length NBBS
-   by NUM/DEN, in int arithmetic.  May lose some accuracy.  */
-void
-scale_bbs_frequencies_int (basic_block *bbs, int nbbs, int num, int den)
-{
-  int i;
-  if (num < 0)
-    num = 0;
-
-  /* Scale NUM and DEN to avoid overflows.  Frequencies are in order of
-     10^4, if we make DEN <= 10^3, we can afford to upscale by 100
-     and still safely fit in int during calculations.  */
-  if (den > 1000)
-    {
-      if (num > 1000000)
-	return;
-
-      num = RDIV (1000 * num, den);
-      den = 1000;
-    }
-  if (num > 100 * den)
-    return;
-
-  for (i = 0; i < nbbs; i++)
-    {
-      bbs[i]->count = bbs[i]->count.apply_scale (num, den);
-    }
-}
-
-/* Multiply all frequencies of basic blocks in array BBS of length NBBS
-   by NUM/DEN, in gcov_type arithmetic.  More accurate than previous
-   function but considerably slower.  */
-void
-scale_bbs_frequencies_gcov_type (basic_block *bbs, int nbbs, gcov_type num,
-				 gcov_type den)
-{
-  int i;
-
-  for (i = 0; i < nbbs; i++)
-    bbs[i]->count = bbs[i]->count.apply_scale (num, den);
-}
-
 /* Multiply all frequencies of basic blocks in array BBS of length NBBS
    by NUM/DEN, in profile_count arithmetic.  More accurate than previous
    function but considerably slower.  */
diff --git a/gcc/cfg.h b/gcc/cfg.h
index e8129ddb190..8ac1d785c48 100644
--- a/gcc/cfg.h
+++ b/gcc/cfg.h
@@ -107,9 +107,6 @@ extern basic_block debug_bb_n (int);
 extern void dump_bb_info (FILE *, basic_block, int, dump_flags_t, bool, bool);
 extern void brief_dump_cfg (FILE *, dump_flags_t);
 extern void update_bb_profile_for_threading (basic_block, profile_count, edge);
-extern void scale_bbs_frequencies_int (basic_block *, int, int, int);
-extern void scale_bbs_frequencies_gcov_type (basic_block *, int, gcov_type,
-					     gcov_type);
 extern void scale_bbs_frequencies_profile_count (basic_block *, int,
 					     profile_count, profile_count);
 extern void scale_bbs_frequencies (basic_block *, int, profile_probability);