* Makefile.in (cgraphbuild.o): Add dependency on except.h.

	* cgraphbuild.c: Include except.h
	(record_type_list, record_eh_tables): New function.
	(build_cgraph_edges, rebuild_cgraph_edges): Use it.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159229 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 43bb837..5e7c6de 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,12 @@
 2010-05-10  Jan Hubicka  <jh@suse.cz>
 
+       * Makefile.in (cgraphbuild.o): Add dependency on except.h.
+       * cgraphbuild.c: Include except.h
+       (record_type_list, record_eh_tables): New function.
+       (build_cgraph_edges, rebuild_cgraph_edges): Use it.
+
+2010-05-10  Jan Hubicka  <jh@suse.cz>
+
        * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
        __frame_dummy_init_array_entry, force_to_data): Attribute as used
        rather than unused.

diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index f19def7..d919261 100644 (file)
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -2892,7 +2892,7 @@ cgraphunit.o : cgraphunit.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    gt-cgraphunit.h tree-iterator.h $(COVERAGE_H) $(TREE_DUMP_H)
 cgraphbuild.o : cgraphbuild.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(TREE_H) langhooks.h $(CGRAPH_H) intl.h pointer-set.h $(GIMPLE_H) \
-   $(TREE_FLOW_H) $(TREE_PASS_H) $(IPA_UTILS_H)
+   $(TREE_FLOW_H) $(TREE_PASS_H) $(IPA_UTILS_H) $(EXCEPT_H)
 varpool.o : varpool.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
    $(TREE_H) $(CGRAPH_H) langhooks.h $(DIAGNOSTIC_H) $(HASHTAB_H) \
    $(GGC_H) $(TIMEVAR_H) debug.h $(TARGET_H) output.h $(GIMPLE_H) \

diff --git a/gcc/cgraphbuild.c b/gcc/cgraphbuild.c
index ec190c7..246be20 100644 (file)
--- a/gcc/cgraphbuild.c
+++ b/gcc/cgraphbuild.c
@@ -32,6 +32,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "gimple.h"
 #include "tree-pass.h"
 #include "ipa-utils.h"
+#include "except.h"
 
 /* Context of record_reference.  */
 struct record_reference_ctx
@@ -105,6 +106,86 @@ record_reference (tree *tp, int *walk_subtrees, void *data)
   return NULL_TREE;
 }
 
+/* Record references to typeinfos in the type list LIST.  */
+
+static void
+record_type_list (struct cgraph_node *node, tree list)
+{
+  for (; list; list = TREE_CHAIN (list))
+    {
+      tree type = TREE_VALUE (list);
+      
+      if (TYPE_P (type))
+       type = lookup_type_for_runtime (type);
+      STRIP_NOPS (type);
+      if (TREE_CODE (type) == ADDR_EXPR)
+       {
+         type = TREE_OPERAND (type, 0);
+         if (TREE_CODE (type) == VAR_DECL)
+           {
+             struct varpool_node *vnode = varpool_node (type);
+             varpool_mark_needed_node (vnode);
+             ipa_record_reference (node, NULL,
+                                   NULL, vnode,
+                                   IPA_REF_ADDR, NULL);
+           }
+       }
+    }
+}
+
+/* Record all references we will introduce by producing EH tables
+   for NODE.  */
+
+static void
+record_eh_tables (struct cgraph_node *node, struct function *fun)
+{
+  eh_region i;
+
+  i = fun->eh->region_tree;
+  if (!i)
+    return;
+
+  while (1)
+    {
+      switch (i->type)
+       {
+       case ERT_CLEANUP:
+       case ERT_MUST_NOT_THROW:
+         break;
+
+       case ERT_TRY:
+         {
+           eh_catch c;
+           for (c = i->u.eh_try.first_catch; c; c = c->next_catch)
+             record_type_list (node, c->type_list);
+         }
+         break;
+
+       case ERT_ALLOWED_EXCEPTIONS:
+         record_type_list (node, i->u.allowed.type_list);
+         break;
+       }
+      /* If there are sub-regions, process them.  */
+      if (i->inner)
+       i = i->inner;
+      /* If there are peers, process them.  */
+      else if (i->next_peer)
+       i = i->next_peer;
+      /* Otherwise, step back up the tree to the next peer.  */
+      else
+       {
+         do
+           {
+             i = i->outer;
+             if (i == NULL)
+               return;
+           }
+         while (i->next_peer == NULL);
+         i = i->next_peer;
+       }
+    }
+}
+
 /* Reset inlining information of all incoming call edges of NODE.  */
 
 void
@@ -297,6 +378,7 @@ build_cgraph_edges (void)
          && (TREE_STATIC (decl) && !DECL_EXTERNAL (decl)))
        varpool_finalize_decl (decl);
     }
+  record_eh_tables (node, cfun);
 
   pointer_set_destroy (visited_nodes);
   return 0;
@@ -375,6 +457,7 @@ rebuild_cgraph_edges (void)
        walk_stmt_load_store_addr_ops (gsi_stmt (gsi), node,
                                       mark_load, mark_store, mark_address);
     }
+  record_eh_tables (node, cfun);
   gcc_assert (!node->global.inlined_to);
 
   return 0;