Evgeny Mankov
63 خطوط
2.0 KiB
HolyC
63 خطوط
2.0 KiB
HolyC
/*
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Copyright (c) 2015-present Advanced Micro Devices, Inc. All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#if defined(HC_NEXT)
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#include <hc/hc.hpp>
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#else
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#include <hc.hpp>
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#endif
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int main(int argc, char *argv[])
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{
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int size = 1000000;
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bool pass = true;
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// Allocate auto-managed host/device views of data:
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hc::array_view<float> A(size);
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hc::array_view<float> B(size);
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hc::array_view<float> C(size);
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// Initialize host data
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for (int i=0; i<size; i++) {
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A[i] = 1.618f * i;
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B[i] = 3.142f * i;
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}
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C.discard_data(); // tell runtime not to copy CPU host data.
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// Launch kernel onto default accelerator:
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hc::parallel_for_each(hc::extent<1> (size),
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[=] (hc::index<1> idx) [[hc]] {
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int i = idx[0];
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C[i] = A[i] + B[i];
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});
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for (int i=0; i<size; i++) {
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float ref= 1.618f * i + 3.142f * i;
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if (C[i] != ref) {
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printf ("error:%d computed=%6.2f, reference=%6.2f\n", i, C[i], ref);
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pass = false;
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}
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};
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if (pass) printf ("PASSED!\n");
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}
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