types.c: Fix alignment size of X86_WIN32 case int64 and double.

2004-03-16  Hosaka Yuji  <hos@tamanegi.org>

	* src/types.c: Fix alignment size of X86_WIN32 case int64 and
	double.
	* src/x86/ffi.c (ffi_prep_args): Replace ecif->cif->rtype->type
	with ecif->cif->flags.
	(ffi_call, ffi_prep_incoming_args_SYSV): Replace cif->rtype->type
	with cif->flags.
	(ffi_prep_cif_machdep): Add X86_WIN32 struct case.
	(ffi_closure_SYSV): Add 1 or 2-bytes struct case for X86_WIN32.
	* src/x86/win32.S (retstruct1b, retstruct2b, sc_retstruct1b,
	sc_retstruct2b): Add for 1 or 2-bytes struct case.

From-SVN: r79542