Lines Matching refs:exponent
59 int exponent;
79 /* Since the exponent is an 'int', it fits in 64 bits. Therefore the
85 exponent = 0;
88 /* A positive exponent. */
93 x * 2^exponent = argument, x >= 1.0. */
100 exponent += (1 << i);
116 exponent += (1 << i);
122 /* A negative or zero exponent. */
127 x * 2^exponent = argument, x < 1.0. */
134 exponent -= (1 << i);
146 /* Invariants: x * 2^exponent = argument, and 2^-2^i <= x < 1.0. */
152 exponent -= (1 << i);
164 *expptr = exponent;