WINDOWSIZE64
WINDOWSIZE64 + sizeof (int64_t) * nargs :
WINDOWSIZE64 + sizeof (int64_t) * 6;
ret = sp + WINDOWSIZE64 + sizeof (int32_t);
#define MINFRAME64 (WINDOWSIZE64 + 48) /* min frame */
#define ARGPUSH64 (WINDOWSIZE64) /* arg dump area offset */
#define WINDOWSIZE WINDOWSIZE64
wbuf_rwindow_size = WINDOWSIZE64;
wbuf_rwindow_size = WINDOWSIZE64;
wbuf_rwindow_size = WINDOWSIZE64;
wbuf_rwindow_size = WINDOWSIZE64;
wbuf_rwindow_size = WINDOWSIZE64;
rwindow_size = WINDOWSIZE64;