SX_ST
sxm(SX_ST, pptr, 40, words - 1);
sxm(SX_ST, addr, reg, num - 1);
sta(0xfc000000 + (i * 1280), ASI_SX, SX_ST(8, 31, 0));
sta(0xfc000000 + (i * 1280) + 600, ASI_SX, SX_ST(0, 31, 0));