! <scp> 01/08/02 reworked cases depending on Extended80 format. ! Scalb test vectors. ! ! Warm ups. 3S ALL 1 1 OK 2 3S ALL -1 1 OK -2 3S ALL 1 -1 OK 1m1 3S ALL -1 -1 OK -1m1 3S ALL 1 3 OK 8 3S ALL 1 -3 OK 1m3 3S ALL 9 9 OK 9p9 3S ALL 9 -9 OK 9m9 3S ALL 7 8 OK 7p8 3S ALL -7 -8 OK -7m8 3S ALL 5 0 OK 5 3S ALL 5 -0 OK 5 3S ALL -5 -0 OK -5 ! Big numbers scaled downward (exact). 3S ALL Hm1 -8 OK Hm9 3S ALL Hm9 8 OK Hm1 3S ALL Hd1 -9 OK Hd1m9 3S ALL Hd1m9 9 OK Hd1 3S ALL -Hd1 -9 OK -Hd1m9 3S ALL -Hd1m9 9 OK -Hd1 3S ALL Hd1 0 OK Hd1 3S ALL Hd1 -0 OK Hd1 3S d Hm1 -1024 OK 1m1 3S d -Hm1 -1024 OK -1m1 3S d Hm1 -2047 OK Em2 3S d -Hm1 -2047 OK -Em2 3S d Hm1 -2097 OK 0i1 3S d -Hm1 -2097 OK -0i1 ! Overflows. 3S >= Hm1 1 xo H 3S <= -Hm1 1 xo -H 3S s>= 1 1p7 xo H 3S s<= -1 1p7 xo -H 3S ds>= 1 1p9p5 xo H 3S ds<= -1 1p9p5 xo -H 3S >= Hd1 1 xo H 3S >= Hm9 9 xo H 3S ds>= E 1p9p5 xo H 3S ds>= Ed1 1p9p5 xo H 3S ds>= 0i1 1p9p5 xo H 3S ds<= -0i1 1p9p5 xo -H 3S <0 Hm1 1 xo Hd1 3S >0 -Hm1 1 xo -Hd1 3S s<0 1 1p7 xo Hd1 3S s>0 -1 1p7 xo -Hd1 3S ds<0 1 1p9p5 xo Hd1 3S ds>0 -1 1p9p5 xo -Hd1 3S <0 Hd1 1 xo Hd1 3S <0 Hm9 9 xo Hd1 3S ds<0 E 1p9p5 xo Hd1 3S ds<0 Ed1 1p9p5 xo Hd1 3S ds<0 0i1 1p9p5 xo Hd1 3S ds>0 -0i1 1p9p5 xo -Hd1 3S <0 0i1 2147483647 xo Hd1 3S >= 0i1 2147483647 xo H 3S >0 -0i1 2147483647 xo -Hd1 3S <= -0i1 2147483647 xo -H ! Tiny operands with exact scaling. 3S s E 1p7 OK 4 3S s Ed1 1p7 OK 1d2p2 3S s -Ed1 1p7 OK -1d2p2 3S d E 1p7p3 OK 4 3S d Ed1 1p7p3 OK 1d2p2 3S d -Ed1 1p7p3 OK -1d2p2 3S ALL 0i1 1 OK 0i2 3S ALL -0i1 1 OK -0i2 3S ALL 0i2 -1 OK 0i1 3S ALL 0i1 3 OK 0i8 3S ALL 0i8 -3 OK 0i1 3S ALL Ed1 1 OK Ep1d2 3S ALL Ep1d2 -1 OK Ed1 3S ALL Ed1 0 OK Ed1 3S ALL Ed1 -0 OK Ed1 3S d 0i1 2097 OK Hm1 3S d -0i1 2097 OK -Hm1 ! Underflows. 3S <=0 0i1 -1 xu 0 3S > 0i1 -1 xu 0i1 3S >=0 -0i1 -1 xu -0 3S < -0i1 -1 xu -0i1 3S <0 0i3 -2 xu 0 3S => 0i3 -2 xu 0i1 3S <=0 0i9 -3 xu 0i1 3S > 0i9 -3 xu 0i2 3S => 0i3 -1 xu 0i2 3S 0< 0i3 -1 xu 0i1 3S >= Ep1d1 -1 xu E 3S 0< Ep1d1 -1 xu Ed1 3S >= Ep9d1 -9 xu E 3S 0< Ep9d1 -9 xu Ed1 3S <=0ds 1 -1p9p5 xu 0 3S >ds 1 -1p9p5 xu 0i1 3S <= -Ep9d1 -9 xu -E 3S 0> -Ep9d1 -9 xu -Ed1 3S >=0ds -1 -1p9p5 xu -0 3S <ds -1 -1p9p5 xu -0i1 3S <=0ds E -1p9p5 xu 0 3S >ds E -1p9p5 xu 0i1 3S <=0ds 0i1 -1p9p5 xu 0 3S >ds 0i1 -1p9p5 xu 0i1 3S >=0ds -0i1 -1p9p5 xu -0 3S <ds -0i1 -1p9p5 xu -0i1 3S <=0 Hm1 -32830 xu 0 3S > Hm1 -32830 xu 0i1 3S >=0 -Hm1 -32830 xu -0 3S < -Hm1 -32830 xu -0i1 !3S <0e 3p16382 -32829 xu 0i1 Makes no sense for powerpc <klh 9/30/93> !3S >=e 3p16382 -32829 xu 0i2 Makes no sense for powerpc <klh 9/30/93> !3S >0e -3p16382 -32829 xu -0i1 Makes no sense for powerpc <klh 9/30/93> !3S <=e -3p16382 -32829 xu -0i2 Makes no sense for powerpc <klh 9/30/93> 3S <=0 Hd1 -1p31 xu 0 3S > Hd1 -1p31 xu 0i1 3S >=0 -Hd1 -1p31 xu -0 3S < -Hd1 -1p31 xu -0i1 ! Infinity operands. 3S ALL H 0 OK H 3S ALL -H 0 OK -H 3S ALL H 1 OK H 3S ALL H -1 OK H 3S ALL H 1p9p5 OK H 3S ALL H -1p9p5 OK H 3S ALL -H 1p9p5 OK -H 3S ALL -H -1p9p5 OK -H 3S ALL H 2147483647 OK H 3S ALL -H 2147483647 OK -H 3S ALL H -1p31 OK H 3S ALL -H -1p31 OK -H ! Zeros. 3S ALL 0 1 OK 0 3S ALL -0 1 OK -0 3S ALL 0 -1 OK 0 3S ALL -0 -1 OK -0 3S ALL 0 1p9p5 OK 0 3S ALL 0 -1p9p5 OK 0 3S ALL -0 1p9p5 OK -0 3S ALL -0 -1p9p5 OK -0 3S ALL 0 0 OK 0 3S ALL -0 0 OK -0 3S ALL 0 2147483647 OK 0 3S ALL -0 2147483647 OK -0 3S ALL 0 -1p31 OK 0 3S ALL -0 -1p31 OK -0 ! NaNs. 3S ALL Q 1 OK Q 3S ALL Q -1 OK Q 3S ALL Q 1p9p5 OK Q 3S ALL Q -1p9p5 OK Q 3S ALL Q 0 OK Q 3S ALL Q 2147483647 OK Q 3S ALL Q -1p31 OK Q