TEXT setjmp(SB), 1, $0
MOVL b+0(FP), A0
MOVL A7, (A0)+
MOVL (A7), (A0)
CLRL R0
RTS
TEXT longjmp(SB), 1, $0
MOVL r+4(FP), R0
BNE ok /* ansi: "longjmp(0) => longjmp(1)" */
MOVL $1, R0 /* bless their pointed heads */
ok: MOVL (A0)+, A7
MOVL (A0), (A7)