ref: c0a7fbea1f61b1d77a09d612b85c74fd6c673b7c
dir: /sys/src/libc/68020/notejmp.c/
#include <u.h>
#include <libc.h>
#define UREGVARSZ 4 /* not right but doesn't matter */
#include <ureg.h>
void
notejmp(void *vr, jmp_buf j, int ret)
{
struct Ureg *r = vr;
r->r0 = ret;
if(ret == 0)
r->r0 = 1;
r->pc = j[JMPBUFPC];
r->usp = j[JMPBUFSP] + 4;
noted(NCONT);
}