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102 lines
3.7 KiB
102 lines
3.7 KiB
/////////////////////////////////////////////////////////////////////////// |
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// |
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// Copyright (c) 2002, Industrial Light & Magic, a division of Lucas |
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// Digital Ltd. LLC |
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// |
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// All rights reserved. |
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// |
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// Redistribution and use in source and binary forms, with or without |
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// modification, are permitted provided that the following conditions are |
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// met: |
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// * Redistributions of source code must retain the above copyright |
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// notice, this list of conditions and the following disclaimer. |
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// * Redistributions in binary form must reproduce the above |
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// copyright notice, this list of conditions and the following disclaimer |
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// in the documentation and/or other materials provided with the |
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// distribution. |
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// * Neither the name of Industrial Light & Magic nor the names of |
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// its contributors may be used to endorse or promote products derived |
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// from this software without specific prior written permission. |
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// |
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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// |
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/////////////////////////////////////////////////////////////////////////// |
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// Primary authors: |
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// Florian Kainz <kainz@ilm.com> |
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// Rod Bogart <rgb@ilm.com> |
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#ifndef INCLUDED_HALF_LIMITS_H |
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#define INCLUDED_HALF_LIMITS_H |
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//------------------------------------------------------------------------ |
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// |
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// C++ standard library-style numeric_limits for class half |
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// |
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//------------------------------------------------------------------------ |
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#include <limits> |
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#include "half.h" |
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namespace std { |
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template <> |
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class numeric_limits <half> |
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{ |
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public: |
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static const bool is_specialized = true; |
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static half min () throw () {return HALF_NRM_MIN;} |
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static half max () throw () {return HALF_MAX;} |
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static const int digits = HALF_MANT_DIG; |
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static const int digits10 = HALF_DIG; |
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static const bool is_signed = true; |
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static const bool is_integer = false; |
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static const bool is_exact = false; |
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static const int radix = HALF_RADIX; |
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static half epsilon () throw () {return HALF_EPSILON;} |
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static half round_error () throw () {return HALF_EPSILON / 2;} |
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static const int min_exponent = HALF_MIN_EXP; |
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static const int min_exponent10 = HALF_MIN_10_EXP; |
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static const int max_exponent = HALF_MAX_EXP; |
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static const int max_exponent10 = HALF_MAX_10_EXP; |
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static const bool has_infinity = true; |
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static const bool has_quiet_NaN = true; |
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static const bool has_signaling_NaN = true; |
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static const float_denorm_style has_denorm = denorm_present; |
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static const bool has_denorm_loss = false; |
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static half infinity () throw () {return half::posInf();} |
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static half quiet_NaN () throw () {return half::qNan();} |
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static half signaling_NaN () throw () {return half::sNan();} |
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static half denorm_min () throw () {return HALF_MIN;} |
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static const bool is_iec559 = false; |
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static const bool is_bounded = false; |
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static const bool is_modulo = false; |
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static const bool traps = true; |
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static const bool tinyness_before = false; |
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static const float_round_style round_style = round_to_nearest; |
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}; |
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} // namespace std |
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#endif
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