| 1 | //===-- Unittests for atanf16 ---------------------------------------------===// |
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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 | #include "src/__support/libc_errno.h" |
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| 10 | #include "src/math/atanf16.h" |
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| 11 | #include "test/UnitTest/FPMatcher.h" |
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| 12 | #include "test/UnitTest/Test.h" |
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| 13 | |
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| 14 | using LlvmLibcAtanf16Test = LIBC_NAMESPACE::testing::FPTest<float16>; |
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| 15 | |
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| 16 | TEST_F(LlvmLibcAtanf16Test, SpecialNumbers) { |
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| 17 | libc_errno = 0; |
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| 18 | EXPECT_FP_EQ(aNaN, LIBC_NAMESPACE::atanf16(aNaN)); |
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| 19 | EXPECT_MATH_ERRNO(0); |
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| 20 | |
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| 21 | EXPECT_FP_EQ_WITH_EXCEPTION(aNaN, LIBC_NAMESPACE::atanf16(sNaN), FE_INVALID); |
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| 22 | EXPECT_MATH_ERRNO(0); |
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| 23 | |
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| 24 | EXPECT_FP_EQ(zero, LIBC_NAMESPACE::atanf16(zero)); |
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| 25 | EXPECT_MATH_ERRNO(0); |
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| 26 | |
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| 27 | EXPECT_FP_EQ(neg_zero, LIBC_NAMESPACE::atanf16(neg_zero)); |
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| 28 | EXPECT_MATH_ERRNO(0); |
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| 29 | |
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| 30 | EXPECT_FP_EQ(0x1.92p0, LIBC_NAMESPACE::atanf16(inf)); |
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| 31 | EXPECT_MATH_ERRNO(0); |
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| 32 | |
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| 33 | EXPECT_FP_EQ(-0x1.92p0, LIBC_NAMESPACE::atanf16(neg_inf)); |
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| 34 | EXPECT_MATH_ERRNO(0); |
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| 35 | } |
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| 36 | |
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