ipa-inline.c (early_inliner): Skip inlining only in always_inlined...

	* ipa-inline.c (early_inliner): Skip inlining only in always_inlined;
	if some always_inline was inlined, apply changes before inlining
	heuristically.

	* g++.dg/ipa/devirt-37.C: Disable early inlining.

From-SVN: r220359

gcc/ChangeLog

+2015-02-02  Jan Hubicka  <hubicka@ucw.cz>
+
+	* ipa-inline.c (early_inliner): Skip inlining only in always_inlined;
+	if some always_inline was inlined, apply changes before inlining
+	heuristically.
+
 2015-02-02  David Malcolm  <dmalcolm@redhat.com>
 
 	PR jit/64810

gcc/ipa-inline.c

@@ -2528,7 +2528,9 @@ early_inliner (function *fun)
 	 cycles of edges to be always inlined in the callgraph.
 
 	 We might want to be smarter and just avoid this type of inlining.  */
-      || DECL_DISREGARD_INLINE_LIMITS (node->decl))
+      || (DECL_DISREGARD_INLINE_LIMITS (node->decl)
+	  && lookup_attribute ("always_inline",
+			       DECL_ATTRIBUTES (node->decl))))
     ;
   else if (lookup_attribute ("flatten",
 			     DECL_ATTRIBUTES (node->decl)) != NULL)
@@ -2543,6 +2545,18 @@ early_inliner (function *fun)
     }
   else
     {
+      /* If some always_inline functions was inlined, apply the changes.
+	 This way we will not account always inline into growth limits and
+	 moreover we will inline calls from always inlines that we skipped
+	 previously becuase of conditional above.  */
+      if (inlined)
+	{
+	  timevar_push (TV_INTEGRATION);
+	  todo |= optimize_inline_calls (current_function_decl);
+	  inline_update_overall_summary (node);
+	  inlined = false;
+	  timevar_pop (TV_INTEGRATION);
+	}
       /* We iterate incremental inlining to get trivial cases of indirect
 	 inlining.  */
       while (iterations < PARAM_VALUE (PARAM_EARLY_INLINER_MAX_ITERATIONS)

gcc/testsuite/ChangeLog

+2015-02-02  Jan Hubicka  <hubicka@ucw.cz>
+
+	* g++.dg/ipa/devirt-37.C: Disable early inlining.
+
 2015-02-02  Christophe Lyon  <christophe.lyon@linaro.org>
 
 	* gcc.target/aarch64/advsimd-intrinsics/arm-neon-ref.h

gcc/testsuite/g++.dg/ipa/devirt-37.C

-/* { dg-options "-fpermissive -O2 -fno-indirect-inlining -fno-devirtualize-speculatively -fdump-tree-fre2-details"  } */
+/* { dg-options "-fpermissive -O2 -fno-indirect-inlining -fno-devirtualize-speculatively -fdump-tree-fre2-details -fno-early-inlining"  } */
 #include <stdlib.h>
 struct A {virtual void test() {abort ();}};
 struct B:A