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61 lines
2.2 KiB
61 lines
2.2 KiB
// Copyright 2011 the V8 project authors. All rights reserved.
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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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//
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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
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// 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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// Extra POSIX/ANSI routines for Win32 when using Visual Studio C++. Please
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// refer to The Open Group Base Specification for specification of the correct
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// semantics for these functions.
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// (http://www.opengroup.org/onlinepubs/000095399/)
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#ifndef V8_WIN32_MATH_H_
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#define V8_WIN32_MATH_H_
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#ifndef _MSC_VER
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#error Wrong environment, expected MSVC.
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#endif // _MSC_VER
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enum {
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FP_NAN,
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FP_INFINITE,
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FP_ZERO,
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FP_SUBNORMAL,
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FP_NORMAL
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};
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namespace v8 {
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int isfinite(double x);
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} // namespace v8
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int isnan(double x);
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int isinf(double x);
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int isless(double x, double y);
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int isgreater(double x, double y);
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int fpclassify(double x);
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int signbit(double x);
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#endif // V8_WIN32_MATH_H_
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