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//
// Copyright (c) 2017 The Khronos Group Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
#ifndef TEST_CONFORMANCE_CLCPP_MATH_FUNCS_EXP_FUNCS_HPP
#define TEST_CONFORMANCE_CLCPP_MATH_FUNCS_EXP_FUNCS_HPP
#include <type_traits>
#include <cmath>
#include "common.hpp"
// group_name, func_name, reference_func, use_ulp, ulp, ulp_for_embedded, max_delta, min1, max1
MATH_FUNCS_DEFINE_UNARY_FUNC(exponential, exp, std::exp, true, 3.0f, 4.0f, 0.001f, -1000.0f, 1000.0f)
MATH_FUNCS_DEFINE_UNARY_FUNC(exponential, expm1, std::expm1, true, 3.0f, 4.0f, 0.001f, -1000.0f, 1000.0f)
MATH_FUNCS_DEFINE_UNARY_FUNC(exponential, exp2, std::exp2, true, 3.0f, 4.0f, 0.001f, -1000.0f, 1000.0f)
MATH_FUNCS_DEFINE_UNARY_FUNC(exponential, exp10, reference::exp10, true, 3.0f, 4.0f, 0.001f, -1000.0f, 1000.0f)
struct exponential_func_ldexp : public binary_func<cl_float, cl_int, cl_float>
{
exponential_func_ldexp(bool is_embedded) : m_is_embedded(is_embedded)
{
}
std::string str()
{
return "ldexp";
}
std::string headers()
{
return "#include <opencl_math>\n";
}
/* Reference value type is cl_double */
cl_double operator()(const cl_float& x, const cl_int& y)
{
return (std::ldexp)(static_cast<cl_double>(x), y);
}
cl_float min1()
{
return -1000.0f;
}
cl_float max1()
{
return 1000.0f;
}
cl_int min2()
{
return -8;
}
cl_int max2()
{
return 8;
}
std::vector<cl_float> in1_special_cases()
{
return {
cl_float(0.0f),
cl_float(-0.0f),
cl_float(1.0f),
cl_float(-1.0f),
cl_float(2.0f),
cl_float(-2.0f),
std::numeric_limits<cl_float>::infinity(),
-std::numeric_limits<cl_float>::infinity(),
std::numeric_limits<cl_float>::quiet_NaN()
};
}
bool use_ulp()
{
return true;
}
float ulp()
{
if(m_is_embedded)
{
return 0.0f;
}
return 0.0f;
}
private:
bool m_is_embedded;
};
// exponential functions
AUTO_TEST_CASE(test_exponential_funcs)
(cl_device_id device, cl_context context, cl_command_queue queue, int n_elems)
{
int error = CL_SUCCESS;
int last_error = CL_SUCCESS;
// Check for EMBEDDED_PROFILE
bool is_embedded_profile = false;
char profile[128];
last_error = clGetDeviceInfo(device, CL_DEVICE_PROFILE, sizeof(profile), (void *)&profile, NULL);
RETURN_ON_CL_ERROR(last_error, "clGetDeviceInfo")
if (std::strcmp(profile, "EMBEDDED_PROFILE") == 0)
is_embedded_profile = true;
// auto exp(gentype x);
// auto expm1(gentype x);
// auto exp2(gentype x);
// auto exp10(gentype x);
TEST_UNARY_FUNC_MACRO((exponential_func_exp(is_embedded_profile)))
TEST_UNARY_FUNC_MACRO((exponential_func_expm1(is_embedded_profile)))
TEST_UNARY_FUNC_MACRO((exponential_func_exp2(is_embedded_profile)))
TEST_UNARY_FUNC_MACRO((exponential_func_exp10(is_embedded_profile)))
// auto ldexp(gentype x, intn k);
TEST_BINARY_FUNC_MACRO((exponential_func_ldexp(is_embedded_profile)))
if(error != CL_SUCCESS)
{
return -1;
}
return error;
}
#endif // TEST_CONFORMANCE_CLCPP_MATH_FUNCS_EXP_FUNCS_HPP