ref: a8fff045a78bb129a862c2903278479334ac2423
dir: /sys/src/libc/amd64/notejmp.c/
#include <u.h>
#include <libc.h>
#include <ureg.h>
void
notejmp(void *vr, jmp_buf j, int ret)
{
struct Ureg *r = vr;
r->ax = ret;
if(ret == 0)
r->ax = 1;
r->pc = j[JMPBUFPC];
r->sp = j[JMPBUFSP] + 8;
noted(NCONT);
}