gcc/

        * tree-optimize.c: New file.
        * Makefile.in (OBJS-archive): Add tree-optimize.o.
        (tree-optimize.o): New.
        * c-decl.c (store_parm_decls): Use allocate_struct_function.
        (finish_function): Don't free_after_parsing or free_after_compilation.
        (set_save_expr_context): Move to tree-optimize.c.
        (c_expand_body_1): Use tree_rest_of_compilation.
        * c-lang.c (LANG_HOOKS_RTL_EXPAND_STMT): New.
        * objc/objc-lang.c (LANG_HOOKS_RTL_EXPAND_STMT): New.
        * c-objc-common.c (expand_deferred_fns): Don't emit unused inlines;
        iterate until closure.
        * langhooks-def.h (LANG_HOOKS_RTL_EXPAND_START,
        LANG_HOOKS_RTL_EXPAND_STMT, LANG_HOOKS_RTL_EXPAND_END): New.
        (LANG_HOOKS_RTL_EXPAND_INITIALIZER): New.
        * langhooks.h (struct lang_hooks_for_rtl_expansion): New.
        * toplev.h (tree_rest_of_compilation): Declare it.

gcc/cp/
        * cp-lang.c (LANG_HOOKS_RTL_EXPAND_START): New.
        (LANG_HOOKS_RTL_EXPAND_STMT): New.
        * cp-tree.h (cxx_expand_function_start): Declare.
        * decl.c (start_function): Use allocate_struct_function.
        Move stmts_are_full_exprs_p assertion from expand_body.
        Do not free_after_parsing or free_after_compilation.
        (cxx_push_function_context): Move code to set struct function
        data from genrtl_start_function.
        * optimize.c (optimize_function): Don't inc/dec function_depth.
        * semantics.c (expand_body): Use tree_rest_of_compilation.
        (cxx_expand_function_start): Rename from genrtl_start_function,
        omit bits done by tree_rest_of_compilation.
        (genrtl_finish_function): Remove.
        (clear_decl_rtl): Move to ../tree-optimize.c.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@70933 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 15 insertions, 0 deletions

diff --git a/gcc/langhooks.h b/gcc/langhooks.h
index 7bcd4353734..109dfa1a818 100644
--- a/gcc/langhooks.h
+++ b/gcc/langhooks.h
@@ -77,6 +77,19 @@ struct lang_hooks_for_functions
   void (*leave_nested) (struct function *);
 };
 
+/* Lang hooks for rtl code generation.  */
+struct lang_hooks_for_rtl_expansion
+{
+  /* Called after expand_function_start, but before expanding the body.  */
+  void (*start) (void);
+
+  /* Called to expand each statement.  */
+  void (*stmt) (tree);
+
+  /* Called after expanding the body but before expand_function_end.  */
+  void (*end) (void);
+};
+
 /* The following hooks are used by tree-dump.c.  */
 
 struct lang_hooks_for_tree_dump
@@ -387,6 +400,8 @@ struct lang_hooks
 
   struct lang_hooks_for_types types;
 
+  struct lang_hooks_for_rtl_expansion rtl_expand;
+
   /* Whenever you add entries here, make sure you adjust langhooks-def.h
      and langhooks.c accordingly.  */
 };