[DFT] Synced mklcpu backend + Real_Real tests #288
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,132 @@ | ||
| /******************************************************************************* | ||
| * Copyright 2023 Intel Corporation | ||
| * | ||
| * 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. | ||
| * | ||
| * | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| *******************************************************************************/ | ||
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| // STL includes | ||
| #include <iostream> | ||
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| // oneMKL/SYCL includes | ||
| #if __has_include(<sycl/sycl.hpp>) | ||
| #include <sycl/sycl.hpp> | ||
| #else | ||
| #include <CL/sycl.hpp> | ||
| #endif | ||
| #include "oneapi/mkl.hpp" | ||
|
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||
| void run_example(const sycl::device& cpu_device) { | ||
| constexpr int N = 10; | ||
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| // Catch asynchronous exceptions for cpu | ||
| auto cpu_error_handler = [&](sycl::exception_list exceptions) { | ||
| for (auto const& e : exceptions) { | ||
| try { | ||
| std::rethrow_exception(e); | ||
| } | ||
| catch (sycl::exception const& e) { | ||
| // Handle not dft related exceptions that happened during asynchronous call | ||
| std::cerr << "Caught asynchronous SYCL exception:" << std::endl; | ||
| std::cerr << "\t" << e.what() << std::endl; | ||
| } | ||
| } | ||
| std::exit(2); | ||
| }; | ||
|
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| sycl::queue cpu_queue(cpu_device, cpu_error_handler); | ||
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| std::vector<std::complex<double>> input_data(N); | ||
| std::vector<std::complex<double>> output_data(N); | ||
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| // enabling | ||
| // 1. create descriptors | ||
| oneapi::mkl::dft::descriptor<oneapi::mkl::dft::precision::DOUBLE, | ||
| oneapi::mkl::dft::domain::COMPLEX> | ||
| desc(N); | ||
|
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||
| // 2. variadic set_value | ||
| desc.set_value(oneapi::mkl::dft::config_param::PLACEMENT, | ||
| oneapi::mkl::dft::config_value::NOT_INPLACE); | ||
| desc.set_value(oneapi::mkl::dft::config_param::NUMBER_OF_TRANSFORMS, | ||
| static_cast<std::int64_t>(1)); | ||
|
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| // 3. commit_descriptor (compile_time MKLCPU) | ||
| desc.commit(oneapi::mkl::backend_selector<oneapi::mkl::backend::mklcpu>{ cpu_queue }); | ||
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| // 4. compute_forward / compute_backward (MKLCPU) | ||
| { | ||
| sycl::buffer<std::complex<double>> input_buffer(input_data.data(), sycl::range<1>(N)); | ||
| sycl::buffer<std::complex<double>> output_buffer(output_data.data(), sycl::range<1>(N)); | ||
| oneapi::mkl::dft::compute_forward<decltype(desc), std::complex<double>, | ||
| std::complex<double>>(desc, input_buffer, output_buffer); | ||
| } | ||
| } | ||
|
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| // | ||
| // Description of example setup, apis used and supported floating point type precisions | ||
| // | ||
| void print_example_banner() { | ||
| std::cout << "\n" | ||
| "########################################################################\n" | ||
| "# Complex out-of-place forward transform for Buffer API's example:\n" | ||
| "#\n" | ||
| "# Using APIs:\n" | ||
| "# Compile-time dispatch API\n" | ||
| "# Buffer forward complex out-of-place\n" | ||
| "#\n" | ||
| "# Using double precision (double) data type\n" | ||
| "#\n" | ||
| "# For Intel CPU with Intel MKLCPU backend.\n" | ||
| "#\n" | ||
| "# The environment variable SYCL_DEVICE_FILTER can be used to specify\n" | ||
| "# SYCL device\n" | ||
| "########################################################################\n" | ||
| << std::endl; | ||
| } | ||
|
|
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| // | ||
| // Main entry point for example. | ||
| // | ||
| int main(int argc, char** argv) { | ||
| print_example_banner(); | ||
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| try { | ||
| sycl::device cpu_device((sycl::cpu_selector_v)); | ||
| std::cout << "Running DFT Complex forward out-of-place buffer example" << std::endl; | ||
| std::cout << "Using compile-time dispatch API with MKLCPU." << std::endl; | ||
| std::cout << "Running with double precision real data type on:" << std::endl; | ||
| std::cout << "\tCPU device :" << cpu_device.get_info<sycl::info::device::name>() | ||
| << std::endl; | ||
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| run_example(cpu_device); | ||
| std::cout << "DFT Complex USM example ran OK on MKLCPU" << std::endl; | ||
| } | ||
| catch (sycl::exception const& e) { | ||
| // Handle not dft related exceptions that happened during synchronous call | ||
| std::cerr << "Caught synchronous SYCL exception:" << std::endl; | ||
| std::cerr << "\t" << e.what() << std::endl; | ||
| std::cerr << "\tSYCL error code: " << e.code().value() << std::endl; | ||
| return 1; | ||
| } | ||
| catch (std::exception const& e) { | ||
| // Handle not SYCL related exceptions that happened during synchronous call | ||
| std::cerr << "Caught synchronous std::exception:" << std::endl; | ||
| std::cerr << "\t" << e.what() << std::endl; | ||
| return 1; | ||
| } | ||
|
|
||
| return 0; | ||
| } |
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