192 lines
6.2 KiB
Plaintext
192 lines
6.2 KiB
Plaintext
/***************************************************************************************************
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* Copyright (c) 2017 - 2022 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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**************************************************************************************************/
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/*! \file
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\brief Unit tests for conversion operators.
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*/
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#include "../common/cutlass_unit_test.h"
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#include "cutlass/numeric_conversion.h"
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#include "cutlass/layout/matrix.h"
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#include "cutlass/util/host_tensor.h"
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/////////////////////////////////////////////////////////////////////////////////////////////////
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namespace test {
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namespace core {
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namespace kernel {
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/////////////////////////////////////////////////////////////////////////////////////////////////
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/// Conversion template
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template <typename Destination, typename Source, int Count>
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__global__ void convert(
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cutlass::Array<Destination, Count> *destination,
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cutlass::Array<Source, Count> const *source) {
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cutlass::NumericArrayConverter<Destination, Source, Count> convert;
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*destination = convert(*source);
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////
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} // namespace kernel
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} // namespace core
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} // namespace test
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/////////////////////////////////////////////////////////////////////////////////////////////////
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TEST(NumericConversion, f32_to_f16_rn) {
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int const kN = 1;
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using Source = float;
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using Destination = cutlass::half_t;
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dim3 grid(1, 1);
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dim3 block(1, 1);
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cutlass::HostTensor<cutlass::half_t, cutlass::layout::RowMajor> destination({1, kN});
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cutlass::HostTensor<float, cutlass::layout::RowMajor> source({1, kN});
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for (int i = 0; i < kN; ++i) {
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source.host_data()[i] = float(i);
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}
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source.sync_device();
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test::core::kernel::convert<Destination, Source, 1><<< grid, block >>>(
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reinterpret_cast<cutlass::Array<Destination, 1> *>(destination.device_data()),
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reinterpret_cast<cutlass::Array<Source, 1> const *>(source.device_data())
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);
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destination.sync_host();
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for (int i = 0; i < kN; ++i) {
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EXPECT_TRUE(float(destination.host_data()[i]) == source.host_data()[i]);
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}
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}
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TEST(NumericConversion, f32x8_to_f16x8_rn) {
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int const kN = 8;
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using Source = float;
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using Destination = cutlass::half_t;
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dim3 grid(1, 1);
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dim3 block(1, 1);
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cutlass::HostTensor<Destination, cutlass::layout::RowMajor> destination({1, kN});
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cutlass::HostTensor<Source, cutlass::layout::RowMajor> source({1, kN});
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for (int i = 0; i < kN; ++i) {
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source.host_data()[i] = float(i);
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}
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source.sync_device();
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test::core::kernel::convert<Destination, Source, kN><<< grid, block >>>(
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reinterpret_cast<cutlass::Array<Destination, kN> *>(destination.device_data()),
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reinterpret_cast<cutlass::Array<Source, kN> const *>(source.device_data())
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);
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destination.sync_host();
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for (int i = 0; i < kN; ++i) {
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EXPECT_TRUE(float(destination.host_data()[i]) == source.host_data()[i]);
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}
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////
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TEST(NumericConversion, f16_to_f32_rn) {
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int const kN = 1;
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using Source = cutlass::half_t;
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using Destination = float;
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dim3 grid(1, 1);
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dim3 block(1, 1);
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cutlass::HostTensor<float, cutlass::layout::RowMajor> destination({1, kN});
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cutlass::HostTensor<cutlass::half_t, cutlass::layout::RowMajor> source({1, kN});
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for (int i = 0; i < kN; ++i) {
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source.host_data()[i] = Source(i);
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}
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source.sync_device();
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test::core::kernel::convert<Destination, Source, kN><<< grid, block >>>(
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reinterpret_cast<cutlass::Array<Destination, kN> *>(destination.device_data()),
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reinterpret_cast<cutlass::Array<Source, kN> const *>(source.device_data())
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);
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destination.sync_host();
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for (int i = 0; i < kN; ++i) {
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EXPECT_TRUE(float(destination.host_data()[i]) == float(source.host_data()[i]));
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}
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}
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TEST(NumericConversion, f16x8_to_f32x8_rn) {
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int const kN = 8;
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using Source = cutlass::half_t;
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using Destination = float;
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dim3 grid(1, 1);
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dim3 block(1, 1);
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cutlass::HostTensor<float, cutlass::layout::RowMajor> destination({1, kN});
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cutlass::HostTensor<cutlass::half_t, cutlass::layout::RowMajor> source({1, kN});
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for (int i = 0; i < kN; ++i) {
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source.host_data()[i] = float(i);
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}
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source.sync_device();
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test::core::kernel::convert<Destination, Source, kN><<< grid, block >>>(
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reinterpret_cast<cutlass::Array<Destination, kN> *>(destination.device_data()),
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reinterpret_cast<cutlass::Array<Source, kN> const *>(source.device_data())
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);
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destination.sync_host();
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for (int i = 0; i < kN; ++i) {
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EXPECT_TRUE(float(destination.host_data()[i]) == float(source.host_data()[i]));
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}
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////
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