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