TEXT setjmp(SB), 1, $-4
MOVW R29, (R1)
MOVW R31, 4(R1)
MOVW $0, R1
RET
TEXT longjmp(SB), 1, $-4
MOVW r+4(FP), R3
BNE R3, ok /* ansi: "longjmp(0) => longjmp(1)" */
MOVW $1, R3 /* bless their pointed heads */
ok: MOVW (R1), R29
MOVW 4(R1), R31
MOVW R3, R1