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TEXT longjmp(SB), $0
MOVL r+8(FP), AX
CMPL AX, $0
JNE ok /* ansi: "longjmp(0) => longjmp(1)" */
MOVL $1, AX /* bless their pointed heads */
ok:
MOVQ 0(RARG), SP /* restore sp */
MOVQ 8(RARG), BX /* put return pc on the stack */
MOVQ BX, 0(SP)
RET
TEXT setjmp(SB), $0
MOVQ SP, 0(RARG) /* store sp */
MOVQ 0(SP), BX /* store return pc */
MOVQ BX, 8(RARG)
MOVL $0, AX /* return 0 */
RET
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