From: Jan Hubicka <hubicka@ucw.cz>
Date: Wed, 24 Jan 2018 16:18:18 +0000 (+0100)
Subject: ipa-profile.c (ipa_propagate_frequency_1): Fix logic skipping calls with zero counts.
X-Git-Tag: upstream/12.2.0~33836
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=35d93d1d8caeddb4d990c8391fff2587bed8a3cd;p=platform%2Fupstream%2Fgcc.git

ipa-profile.c (ipa_propagate_frequency_1): Fix logic skipping calls with zero counts.


	* ipa-profile.c (ipa_propagate_frequency_1): Fix logic skipping calls
	with zero counts.

From-SVN: r257020
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5920d36..1b64db3 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2018-01-24  Jan Hubicka  <hubicka@ucw.cz>
+
+	* ipa-profile.c (ipa_propagate_frequency_1): Fix logic skipping calls
+	with zero counts.
+
 2018-01-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 
 	* config/rs6000/rs6000.md (*call_indirect_nonlocal_sysv<mode>):
diff --git a/gcc/ipa-profile.c b/gcc/ipa-profile.c
index 0c972dd..1ab838a 100644
--- a/gcc/ipa-profile.c
+++ b/gcc/ipa-profile.c
@@ -331,16 +331,14 @@ ipa_propagate_frequency_1 (struct cgraph_node *node, void *data)
 	 it is executed by the train run.  Transfer the function only if all
 	 callers are unlikely executed.  */
       if (profile_info
-	  && edge->callee->count.initialized_p ()
-	  /* Thunks are not profiled.  This is more or less implementation
-	     bug.  */
-	  && !d->function_symbol->thunk.thunk_p
+	  && !(edge->callee->count.ipa () == profile_count::zero ())
 	  && (edge->caller->frequency != NODE_FREQUENCY_UNLIKELY_EXECUTED
 	      || (edge->caller->global.inlined_to
 		  && edge->caller->global.inlined_to->frequency
 		     != NODE_FREQUENCY_UNLIKELY_EXECUTED)))
 	  d->maybe_unlikely_executed = false;
-      if (edge->count.initialized_p () && !edge->count.nonzero_p ())
+      if (edge->count.ipa ().initialized_p ()
+	  && !edge->count.ipa ().nonzero_p ())
 	continue;
       switch (edge->caller->frequency)
         {