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35 lines
1.2 KiB
35 lines
1.2 KiB
//===-- Template functions to compare scalar values -------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIBC_FUZZING_MATH_COMPARE_H
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#define LLVM_LIBC_FUZZING_MATH_COMPARE_H
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#include "utils/CPP/TypeTraits.h"
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template <typename T>
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__llvm_libc::cpp::EnableIfType<__llvm_libc::cpp::IsFloatingPointType<T>::Value,
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bool>
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ValuesEqual(T x1, T x2) {
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__llvm_libc::fputil::FPBits<T> bits1(x1);
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__llvm_libc::fputil::FPBits<T> bits2(x2);
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// If either is NaN, we want both to be NaN.
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if (bits1.isNaN() || bits2.isNaN())
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return bits2.isNaN() && bits2.isNaN();
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// For all other values, we want the values to be bitwise equal.
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return bits1.bitsAsUInt() == bits2.bitsAsUInt();
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}
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template <typename T>
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__llvm_libc::cpp::EnableIfType<__llvm_libc::cpp::IsIntegral<T>::Value, bool>
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ValuesEqual(T x1, T x2) {
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return x1 == x1;
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}
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#endif // LLVM_LIBC_FUZZING_MATH_COMPARE_H
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