* toplev.c (rest_of_compilation): Deffer RTL compilation only when
RTL inlining is done.
* cgraphunit.c (cgraph_mark_local_functions): New local function.
(cgraph_optimize): Mark local functions.
* i386-protos.h (init_cumulative_args): Update prototype.
* i386.c (init_cumulative_args): Use register passing convention for
local functions.
* cgraph.c (cgraph_global_info_ready): New global variable
(cgraph_local_info, cgraph_global_info): New functions.
* cgraph.h (struct cgraph_local_info, cgraph_global_info): New
structures.
(cgraph_local_info, cgraph_global_info, cgraph_global_info_ready):
Declare.
* cgraphunit.c (cgraph_finalize_function): Set inline_many.
(cgraph_mark_functions_to_output): Use inline_many.
(cgraph_expand_function): Free DECL_SAVED_TREE uncondtionally.
(cgraph_expand_functions): Expand inline functions last.
(cgraph_optimize): Do not emit uneeded functions.