diff 1990/0515/power/trap.c

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1990/0515/power/trap.c (diff list | history)

1990/0511/sys/src/9/power/trap.c:451,457 – 1990/0515/sys/src/9/power/trap.c:451,457 (short | long | prev | next)
1990/0511
goto Bad; } if(sp<(USTKTOP-BY2PG) || sp>(USTKTOP-4*BY2WD)) ~~validaddr(ur->sp, 4*BY2WD, 0);~~

1990/0515
validaddr(sp, 4*BY2WD, 0);

1990/0227
ret = (*systab[r1])((ulong*)(sp+2*BY2WD));

1990/0511
}

1990/0227
ur->pc += 4;


`1990/0511/sys/src/9/power/trap.c:451,457 – 1990/0515/sys/src/9/power/trap.c:451,457` (short \| long \| prev \| next)
1990/0511		goto Bad; } if(sp<(USTKTOP-BY2PG) \|\| sp>(USTKTOP-4BY2WD)) ~~validaddr(ur->sp, 4BY2WD, 0);~~
1990/0515		validaddr(sp, 4*BY2WD, 0);
1990/0227		ret = (systab[r1])((ulong)(sp+2*BY2WD));
1990/0511		}
1990/0227		ur->pc += 4;