SPSR_NZCV
if ((mcp->__gregs[_REG_SPSR] & ~SPSR_NZCV)
tf->tf_spsr &= ~(SPSR_NZCV | SPSR_A32_T);
tf->tf_spsr |= regs->r_cpsr & (SPSR_NZCV | SPSR_A32_T);
if ((regs->r_spsr & ~SPSR_NZCV) != 0