Import from libffi master repository.
2017-08-31 Tony Reix <tony.reix@atos.net>
* src/powerpc/aix.S (ffi_call_AIX): Add debugging pseudo-op and
labels for EH.
(ffi_call_go_AIX): New function.
(_GLOBAL__F_libffi_src_powerpc_aix): New EH frame.
* src/powerpc/aix_closure.S (ffi_closure_ASM): Add debugging
pseudo-op and labels for EH.
(ffi_go_closure_ASM): New function.
(_GLOBAL__F_libffi_src_powerpc_aix_closure): New EH frame.
* src/powrpc/ffi_darwin.c (ffi_call_go): New function.
(ffi_prep_go_closure): New function.
(ffi_closure_helper_common): Rename from ffi_closure_helper_DARWIN.
(ffi_closure_helper_DARWIN): Call ffi_closure_helper_common.
(ffi_go_closure_helper_DARWIN): Call ffi_closure_helper_common.
* src/powerpc/ffitarget.h (FFI_GO_CLOSURES): Define.
From-SVN: r253386
fbdc37805a