| 1 | //===-- Utility class to test the signbit macro [f|l] -----------*- C++ -*-===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | #ifndef LLVM_LIBC_TEST_INCLUDE_MATH_SIGNBIT_H |
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| 10 | #define LLVM_LIBC_TEST_INCLUDE_MATH_SIGNBIT_H |
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| 11 | |
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| 12 | #include "test/UnitTest/FPMatcher.h" |
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| 13 | #include "test/UnitTest/Test.h" |
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| 14 | |
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| 15 | #include "include/llvm-libc-macros/math-function-macros.h" |
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| 16 | |
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| 17 | template <typename T> class SignbitTest : public LIBC_NAMESPACE::testing::Test { |
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| 18 | |
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| 19 | DECLARE_SPECIAL_CONSTANTS(T) |
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| 20 | |
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| 21 | public: |
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| 22 | typedef int (*SignbitFunc)(T); |
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| 23 | |
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| 24 | void testSpecialNumbers(SignbitFunc func) { |
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| 25 | EXPECT_EQ(func(1), 0); |
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| 26 | EXPECT_NE(func(-1), 0); |
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| 27 | } |
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| 28 | }; |
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| 29 | |
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| 30 | #define LIST_SIGNBIT_TESTS(T, func) \ |
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| 31 | using LlvmLibcSignbitTest = SignbitTest<T>; \ |
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| 32 | TEST_F(LlvmLibcSignbitTest, SpecialNumbers) { \ |
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| 33 | auto signbit_func = [](T x) { return func(x); }; \ |
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| 34 | testSpecialNumbers(signbit_func); \ |
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| 35 | } |
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| 36 | |
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| 37 | #endif // LLVM_LIBC_TEST_INCLUDE_MATH_SIGNBIT_H |
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| 38 | |
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