PS_S
(_regs)->sr &= ~PS_S; \
#define user_mode(regs) (!((regs)->sr & PS_S))
.sr = PS_S, \
#define user_mode(regs) (!((regs)->sr & PS_S))
#ifndef PS_S
frame->regs.sr = PS_S;
if (!(regs->sr & PS_S))
if (fp->ptregs.sr & PS_S) {
if (!(fp->sr & PS_S))
if (fp->ptregs.sr & PS_S) {
if (fp->ptregs.sr & PS_S) {