1TEXT sqrt(SB), $0 2 FMOVD a+0(FP), F0 3 4 FTST 5 WAIT 6 FSTSW AX 7 SAHF 8 JLO bad 9 10 FSQRT 11 RET 12 13bad: 14 FMOVDP F0, F0 15 CALL NaN(SB) 16 RET 17