ipa-prop.c (ipa_propagate_indirect_call_infos): Remove ipa edge args summaries of...

	* ipa-prop.c (ipa_propagate_indirect_call_infos): Remove ipa edge
	args summaries of inlined edge unless it holds info about
	described reference.

From-SVN: r278020

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a4beddc..d07b88a 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2019-11-10  Jan Hubicka  <hubicka@ucw.cz>
+
+       * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove ipa edge
+       args summaries of inlined edge unless it holds info about
+       described reference.
+
 2019-11-10  Segher Boessenkool  <segher@kernel.crashing.org>
 
        * config/rs6000/rs6000.md (CC_any): New mode iterator.

diff --git a/gcc/ipa-prop.c b/gcc/ipa-prop.c
index eb783e6..71fbf19 100644 (file)
--- a/gcc/ipa-prop.c
+++ b/gcc/ipa-prop.c
@@ -3727,6 +3727,26 @@ ipa_propagate_indirect_call_infos (struct cgraph_edge *cs,
   changed = propagate_info_to_inlined_callees (cs, cs->callee, new_edges);
   ipa_node_params_sum->remove (cs->callee);
 
+  class ipa_edge_args *args = IPA_EDGE_REF (cs);
+  if (args)
+    {
+      bool ok = true;
+      if (args->jump_functions)
+       {
+         struct ipa_jump_func *jf;
+         int i;
+         FOR_EACH_VEC_ELT (*args->jump_functions, i, jf)
+           if (jf->type == IPA_JF_CONST
+               && ipa_get_jf_constant_rdesc (jf))
+             {
+               ok = false;
+               break;
+             }
+       }
+      if (ok)
+        ipa_edge_args_sum->remove (cs);
+    }
+
   return changed;
 }