always define ARGS_GROW_DOWNWARD
gcc/ChangeLog:
2015-04-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config/pa/pa.h (ARGS_GROW_DOWNWARD): Define to 1.
* defaults.h (ARGS_GROW_DOWNWARD): Define it to 0 by default.
* calls.c (save_fixed_argument_area): Don't chekc if
ARGS_GROW_DOWNWARD is defined.
(restore_fixed_argument_area): Likewise.
(mem_overlaps_already_clobbered_arg_p): Likewise.
(check_sibcall_argument_overlap): Likewise.
(expand_call): Likewise.
(emit_library_call_value_1): Likewise.
(store_one_arg): Likewise.
* function.c (assign_parms): Likewise.
(locate_and_pad_parm): Likewise.
(pad_to_arg_alignment): Likewise.
* targhooks.c (std_gimplify_va_arg_expr): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@222507 138bc75d-0d04-0410-961f-82ee72b054a4