* cgraph.c (same_body_alias_1): Break out of

[pf3gnuchains/gcc-fork.git] / gcc / lto-cgraph.c

diff --git a/gcc/lto-cgraph.c b/gcc/lto-cgraph.c
index 0f77df1..309a1e6 100644 (file)
--- a/gcc/lto-cgraph.c
+++ b/gcc/lto-cgraph.c
@@ -317,6 +317,21 @@ lto_output_node (struct lto_simple_output_block *ob, struct cgraph_node *node,
        {
          lto_output_fn_decl_index (ob->decl_state, ob->main_stream,
                                    alias->decl);
+         if (alias->thunk.thunk_p)
+           {
+              lto_output_uleb128_stream
+                (ob->main_stream,
+                 1 + (alias->thunk.this_adjusting != 0) * 2
+                 + (alias->thunk.virtual_offset_p != 0) * 4);
+             lto_output_uleb128_stream (ob->main_stream,
+                                        alias->thunk.fixed_offset);
+             lto_output_uleb128_stream (ob->main_stream,
+                                        alias->thunk.virtual_value);
+             lto_output_fn_decl_index (ob->decl_state, ob->main_stream,
+                                       alias->thunk.alias);
+           }
+         else
+            lto_output_uleb128_stream (ob->main_stream, 0);
          alias = alias->previous;
        }
       while (alias);
@@ -575,9 +590,24 @@ input_node (struct lto_file_decl_data *file_data,
   while (same_body_count-- > 0)
     {
       tree alias_decl;
+      int type;
       decl_index = lto_input_uleb128 (ib);
       alias_decl = lto_file_decl_data_get_fn_decl (file_data, decl_index);
-      cgraph_same_body_alias (alias_decl, fn_decl);
+      type = lto_input_uleb128 (ib);
+      if (!type)
+        cgraph_same_body_alias (alias_decl, fn_decl);
+      else
+        {
+         HOST_WIDE_INT fixed_offset = lto_input_uleb128 (ib);
+         HOST_WIDE_INT virtual_value = lto_input_uleb128 (ib);
+         tree real_alias;
+         decl_index = lto_input_uleb128 (ib);
+         real_alias = lto_file_decl_data_get_fn_decl (file_data, decl_index);
+         cgraph_add_thunk (alias_decl, fn_decl, type & 2, fixed_offset,
+                           virtual_value,
+                           (type & 4) ? size_int (virtual_value) : NULL_TREE,
+                           real_alias);
+       }
     }
   return node;
 }