ASM_FMT_F2
op = ASM_OP_XMA_L, fmt = ASM_FMT_F2;
op = ASM_OP_XMA_HU, fmt = ASM_FMT_F2;
op = ASM_OP_XMA_H, fmt = ASM_FMT_F2;
case ASM_FMT_F2: