Cross Reference: /openjdk7/jdk/src/share/classes/sun/misc/FpUtils.java

Lines Matching refs:sign
50      * to to least significant, sign, exponent, and significand.
53      * [sign|exponent|  fractional_significand]
62      * (-1)^sign * 2^(exponent)*(1.fractional_significand)
82      * The 32-bit float format has 1 sign bit, 8 exponent bits, and 23
85      * sign bit, 11 exponent bits, and 52 bits for the significand
91      * (-1)^sign * 2^(E_min)*(0.fractional_significand)
94      * zero bits in the significand; zero can have either sign.
185      * Returns the first floating-point argument with the sign of the
188      * does not require NaN {@code sign} arguments to be treated
194      * @param sign   the parameter providing the sign of the result
196      * and the sign of {@code sign}.
199     public static double rawCopySign(double magnitude, double sign) {
200         return Double.longBitsToDouble((Double.doubleToRawLongBits(sign) &
208      * Returns the first floating-point argument with the sign of the
211      * does not require NaN {@code sign} arguments to be treated
217      * @param sign   the parameter providing the sign of the result
219      * and the sign of {@code sign}.
222     public static float rawCopySign(float magnitude, float sign) {
223         return Float.intBitsToFloat((Float.floatToRawIntBits(sign) &
404                 // (transducer << (# exponent and sign bits).
474                 // (transducer << (# exponent and sign bits).
545      * the same sign as {@code d}.
552      * same sign is returned.
554      * sign is returned.
654      * sign as {@code f}.
661      * same sign is returned.
663      * sign is returned.
712      * magnitude, then a zero with the same sign as {@code start}
718      * same sign as {@code start} is returned.
723      * infinity with same sign as {@code start} is returned.
805      * zero with the same sign as {@code direction} is returned
812      * magnitude, then a zero with the same sign as {@code start}
818      * same sign as {@code start} is returned.
823      * infinity with same sign as {@code start} is returned.
1039      * Returns the first floating-point argument with the sign of the
1041      * {@code sign} argument is always treated as if it were
1045      * @param sign   the parameter providing the sign of the result
1047      * and the sign of {@code sign}.
1051     public static double copySign(double magnitude, double sign) {
1052         return rawCopySign(magnitude, (isNaN(sign)?1.0d:sign));
1056      * Returns the first floating-point argument with the sign of the
1058      * {@code sign} argument is always treated as if it were
1062      * @param sign   the parameter providing the sign of the result
1064      * and the sign of {@code sign}.
1067      public static float copySign(float magnitude, float sign) {
1068         return rawCopySign(magnitude, (isNaN(sign)?1.0f:sign));