| /* |
| * Copyright (c) 2017 ARM Limited. |
| * |
| * SPDX-License-Identifier: MIT |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and associated documentation files (the "Software"), to |
| * deal in the Software without restriction, including without limitation the |
| * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| * sell copies of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in all |
| * copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| */ |
| #include "validation/FixedPoint.h" |
| |
| #include "TypePrinter.h" |
| #include "Utils.h" |
| #include "validation/Validation.h" |
| #include "validation/ValidationUserConfiguration.h" |
| |
| #include "boost_wrapper.h" |
| |
| #include <fstream> |
| #include <vector> |
| |
| using namespace arm_compute; |
| using namespace arm_compute::test; |
| using namespace arm_compute::test::validation; |
| |
| namespace |
| { |
| std::string func_names[] = |
| { |
| "add", "sub", "mul", "exp", "log", "inv_sqrt" |
| }; |
| } // namespace |
| |
| #ifndef DOXYGEN_SKIP_THIS |
| BOOST_AUTO_TEST_SUITE(UNIT) |
| BOOST_AUTO_TEST_SUITE(FixedPoint) |
| |
| BOOST_TEST_DECORATOR(*boost::unit_test::label("precommit") * boost::unit_test::label("nightly")) |
| BOOST_DATA_TEST_CASE(FixedPointQS8Inputs, boost::unit_test::data::make(func_names) * boost::unit_test::data::xrange(1, 7), func_name, frac_bits) |
| { |
| const std::string base_file_name = user_config.path.get() + "/dumps/" + func_name + "_Q8." + cpp11::to_string(frac_bits); |
| std::ifstream inputs_file{ base_file_name + ".in", std::ios::binary | std::ios::in }; |
| |
| BOOST_TEST_INFO(base_file_name + ".in"); |
| BOOST_TEST_REQUIRE(inputs_file.good()); |
| |
| float float_val = 0.f; |
| |
| // Read first value |
| inputs_file.read(reinterpret_cast<char *>(&float_val), sizeof(float_val)); |
| |
| while(inputs_file.good()) |
| { |
| // Convert to fixed point |
| fixed_point_arithmetic::fixed_point<int8_t> in_val(float_val, frac_bits); |
| |
| // Check that the value didn't change |
| BOOST_TEST(static_cast<float>(in_val) == float_val); |
| |
| // Read next value |
| inputs_file.read(reinterpret_cast<char *>(&float_val), sizeof(float_val)); |
| } |
| } |
| |
| BOOST_TEST_DECORATOR(*boost::unit_test::label("precommit") * boost::unit_test::label("nightly")) |
| //FIXME: Figure out how to handle expected failures properly |
| // The last input argument specifies the expected number of failures for a |
| // given combination of (function name, number of fractional bits) as defined |
| // by the first two arguments. |
| BOOST_DATA_TEST_CASE(FixedPointQS8Outputs, (boost::unit_test::data::make(func_names) * boost::unit_test::data::xrange(1, 7)) ^ (boost::unit_test::data::make({ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 7, 8, 13, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 11, 32, 67 })), |
| func_name, frac_bits, expected_failures) |
| { |
| const std::string base_file_name = user_config.path.get() + "/dumps/" + func_name + "_Q8." + cpp11::to_string(frac_bits); |
| std::ifstream inputs_file{ base_file_name + ".in", std::ios::binary | std::ios::in }; |
| std::ifstream reference_file{ base_file_name + ".out", std::ios::binary | std::ios::in }; |
| |
| BOOST_TEST_INFO(base_file_name + ".in"); |
| BOOST_TEST_REQUIRE(inputs_file.good()); |
| BOOST_TEST_INFO(base_file_name + ".out"); |
| BOOST_TEST_REQUIRE(reference_file.good()); |
| |
| const float step_size = std::pow(2.f, -frac_bits); |
| |
| float float_val = 0.f; |
| float ref_val = 0.f; |
| int64_t num_mismatches = 0; |
| |
| // Read first values |
| inputs_file.read(reinterpret_cast<char *>(&float_val), sizeof(float_val)); |
| reference_file.read(reinterpret_cast<char *>(&ref_val), sizeof(ref_val)); |
| |
| while(inputs_file.good() && reference_file.good()) |
| { |
| fixed_point_arithmetic::fixed_point<int8_t> in_val(float_val, frac_bits); |
| fixed_point_arithmetic::fixed_point<int8_t> out_val(0.f, frac_bits); |
| |
| float tolerance = 0.f; |
| |
| if(func_name == "add") |
| { |
| out_val = in_val + in_val; |
| } |
| else if(func_name == "sub") |
| { |
| out_val = in_val - in_val; //NOLINT |
| } |
| else if(func_name == "mul") |
| { |
| tolerance = 1.f * step_size; |
| out_val = in_val * in_val; |
| } |
| else if(func_name == "exp") |
| { |
| tolerance = 2.f * step_size; |
| out_val = fixed_point_arithmetic::exp(in_val); |
| } |
| else if(func_name == "log") |
| { |
| tolerance = 4.f * step_size; |
| out_val = fixed_point_arithmetic::log(in_val); |
| } |
| else if(func_name == "inv_sqrt") |
| { |
| tolerance = 5.f * step_size; |
| out_val = fixed_point_arithmetic::inv_sqrt(in_val); |
| } |
| |
| if(std::abs(static_cast<float>(out_val) - ref_val) > tolerance) |
| { |
| BOOST_TEST_INFO("input = " << in_val); |
| BOOST_TEST_INFO("output = " << out_val); |
| BOOST_TEST_INFO("reference = " << ref_val); |
| BOOST_TEST_INFO("tolerance = " << tolerance); |
| BOOST_TEST_WARN((std::abs(static_cast<float>(out_val) - ref_val) <= tolerance)); |
| |
| ++num_mismatches; |
| } |
| |
| // Read next values |
| inputs_file.read(reinterpret_cast<char *>(&float_val), sizeof(float_val)); |
| reference_file.read(reinterpret_cast<char *>(&ref_val), sizeof(ref_val)); |
| } |
| |
| BOOST_TEST(num_mismatches == expected_failures); |
| } |
| |
| BOOST_AUTO_TEST_SUITE_END() |
| BOOST_AUTO_TEST_SUITE_END() |
| #endif |