MIPS_COP_0_CAUSE
printf("CR: %08x\n", MFC0(MIPS_COP_0_CAUSE, 0));
printf("CR: %08x\n", MFC0(MIPS_COP_0_CAUSE, 0));
printf("CR: %08x\n", MFC0(MIPS_COP_0_CAUSE, 0));
SHOW32(MIPS_COP_0_CAUSE, "cause");