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36 lines
954 B
C++
36 lines
954 B
C++
/*
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* Copyright (c) 2023, Jelle Raaijmakers <jelle@gmta.nl>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibTest/TestCase.h>
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#include <AK/SIMD.h>
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#include <AK/SIMDMath.h>
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// See the comment in <AK/SIMDMath.h>
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#pragma GCC diagnostic ignored "-Wpsabi"
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TEST_CASE(exp)
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{
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AK::SIMD::f32x4 v = { .2f, .4f, .6f, .8f };
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auto result = AK::SIMD::exp(v);
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EXPECT_APPROXIMATE(result[0], 1.22140276f);
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EXPECT_APPROXIMATE(result[1], 1.49182470f);
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EXPECT_APPROXIMATE(result[2], 1.82211880f);
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EXPECT_APPROXIMATE(result[3], 2.22554093f);
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}
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TEST_CASE(exp_approximate)
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{
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AK::SIMD::f32x4 v = { .2f, .4f, .6f, .8f };
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auto result = AK::SIMD::exp_approximate(v);
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constexpr float accuracy = .001f;
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EXPECT(fabsf(result[0] - 1.22140276f) <= accuracy);
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EXPECT(fabsf(result[1] - 1.49182470f) <= accuracy);
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EXPECT(fabsf(result[2] - 1.82211880f) <= accuracy);
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EXPECT(fabsf(result[3] - 2.22554093f) <= accuracy);
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}
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