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// float->half variants. | |
// by Fabian "ryg" Giesen. | |
// | |
// I hereby place this code in the public domain, as per the terms of the | |
// CC0 license: | |
// | |
// https://creativecommons.org/publicdomain/zero/1.0/ | |
// | |
// float_to_half_full: This is basically the ISPC stdlib code, except | |
// I preserve the sign of NaNs (any good reason not to?) |
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// half->float variants. | |
// by Fabian "ryg" Giesen. | |
// | |
// I hereby place this code in the public domain. | |
// | |
// half_to_float_fast: table based | |
// tables could be done in a more compact fashion (in particular, can store tab2 in low word of tab1!) | |
// but something of a dead end since not very SIMD-friendly. pretty much abandoned at this point. | |
// | |
// half_to_float_fast2: use FP adder hardware to deal with denormals. |