mirror of
https://github.com/ROCm/composable_kernel.git
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401 lines
16 KiB
C++
401 lines
16 KiB
C++
// SPDX-License-Identifier: MIT
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// Copyright (c) 2025, Advanced Micro Devices, Inc. All rights reserved.
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#pragma once
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#include <iomanip>
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#include "ck/ck.hpp"
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#include "ck/tensor_operation/gpu/device/tensor_layout.hpp"
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#include "ck/tensor_operation/gpu/device/device_gemm_multiple_abd.hpp"
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#include "ck/tensor_operation/gpu/element/element_wise_operation.hpp"
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#include "ck/library/tensor_operation_instance/gpu/gemm_multi_abd.hpp"
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#include "ck/library/utility/check_err.hpp"
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#include "ck/library/utility/device_memory.hpp"
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#include "ck/library/utility/host_tensor.hpp"
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#include "ck/library/utility/host_tensor_generator.hpp"
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#include "ck/library/utility/literals.hpp"
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#include "ck/library/reference_tensor_operation/cpu/reference_gemm.hpp"
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namespace ck {
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namespace profiler {
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// this function is also defined in CK but because of the way we use it in
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// profile_gemm_multi_impl, it requires the arguments to not be const
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template <typename... X, typename... Y>
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auto concat_tuple_of_refs(ck::Tuple<X&...>& tx, ck::Tuple<Y&...>& ty)
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{
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return ck::unpack2(
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[&](auto&&... zs) { return ck::Tuple<decltype(zs)...>{ck::forward<decltype(zs)>(zs)...}; },
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tx,
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ty);
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}
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template <typename AsDataType,
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typename BsDataType,
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typename AccDataType,
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typename DsDataType,
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typename EDataType,
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typename AsLayout,
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typename BsLayout,
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typename DsLayout,
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typename ELayout,
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typename AElementOp,
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typename BElementOp,
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typename CDEElementOp>
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bool profile_gemm_multi_abd_impl(int do_verification,
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int init_method,
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bool /*do_log*/,
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bool time_kernel,
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int M,
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int N,
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int K,
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int StrideA,
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int StrideB,
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int StrideD,
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int StrideE)
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{
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auto f_host_tensor_descriptor =
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[](std::size_t row, std::size_t col, std::size_t stride, auto layout) {
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using namespace ck::literals;
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if(is_same<decltype(layout), tensor_layout::gemm::RowMajor>::value)
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{
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return HostTensorDescriptor({row, col}, {stride, 1_uz});
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}
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else
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{
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return HostTensorDescriptor({row, col}, {1_uz, stride});
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}
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};
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static constexpr index_t NumATensor = AsDataType::Size();
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auto as_m_k = generate_tuple(
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[&](auto i) {
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using ADataType = remove_cvref_t<tuple_element_t<i.value, AsDataType>>;
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using ALayout = remove_cvref_t<tuple_element_t<i.value, AsLayout>>;
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return Tensor<ADataType>(f_host_tensor_descriptor(M, K, StrideA, ALayout{}));
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},
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Number<NumATensor>{});
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static constexpr index_t NumBTensor = BsDataType::Size();
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auto bs_k_n = generate_tuple(
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[&](auto i) {
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using BDataType = remove_cvref_t<tuple_element_t<i.value, BsDataType>>;
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using BLayout = remove_cvref_t<tuple_element_t<i.value, BsLayout>>;
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return Tensor<BDataType>(f_host_tensor_descriptor(K, N, StrideB, BLayout{}));
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},
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Number<NumBTensor>{});
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static constexpr index_t NumDTensor = DsDataType::Size();
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auto ds_m_n = generate_tuple(
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[&](auto i) {
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using DDataType = remove_cvref_t<tuple_element_t<i.value, DsDataType>>;
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using DLayout = remove_cvref_t<tuple_element_t<i.value, DsLayout>>;
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return Tensor<DDataType>(f_host_tensor_descriptor(M, N, StrideD, DLayout{}));
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},
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Number<NumDTensor>{});
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Tensor<EDataType> e_m_n_device_result(f_host_tensor_descriptor(M, N, StrideE, ELayout{}));
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Tensor<EDataType> e_m_n_host_result(f_host_tensor_descriptor(M, N, StrideE, ELayout{}));
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static_for<0, NumATensor, 1>{}(
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[&](auto i) { std::cout << "a" << i.value << "_m_k: " << as_m_k(i).mDesc << std::endl; });
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static_for<0, NumBTensor, 1>{}(
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[&](auto i) { std::cout << "b" << i.value << "_k_n: " << bs_k_n(i).mDesc << std::endl; });
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static_for<0, NumDTensor, 1>{}(
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[&](auto i) { std::cout << "d" << i.value << "_m_n: " << ds_m_n(i).mDesc << std::endl; });
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std::cout << "e_m_n: " << e_m_n_device_result.mDesc << std::endl;
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switch(init_method)
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{
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case 0: break;
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case 1:
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static_for<0, NumATensor, 1>{}([&](auto i) {
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using ADataType = remove_cvref_t<tuple_element_t<i.value, AsDataType>>;
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as_m_k(i).GenerateTensorValue(GeneratorTensor_2<ADataType>{-5, 5});
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});
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static_for<0, NumBTensor, 1>{}([&](auto i) {
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using BDataType = remove_cvref_t<tuple_element_t<i.value, BsDataType>>;
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bs_k_n(i).GenerateTensorValue(GeneratorTensor_2<BDataType>{-5, 5});
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});
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static_for<0, NumDTensor, 1>{}([&](auto i) {
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using DDataType = remove_cvref_t<tuple_element_t<i.value, DsDataType>>;
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ds_m_n(i).GenerateTensorValue(GeneratorTensor_2<DDataType>{-5, 5});
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});
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break;
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default:
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static_for<0, NumATensor, 1>{}([&](auto i) {
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using ADataType = remove_cvref_t<tuple_element_t<i.value, AsDataType>>;
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as_m_k(i).GenerateTensorValue(GeneratorTensor_3<ADataType>{0.0, 1.0});
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});
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static_for<0, NumBTensor, 1>{}([&](auto i) {
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using BDataType = remove_cvref_t<tuple_element_t<i.value, BsDataType>>;
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bs_k_n(i).GenerateTensorValue(GeneratorTensor_3<BDataType>{-0.5, 0.5});
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});
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static_for<0, NumDTensor, 1>{}([&](auto i) {
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using DDataType = remove_cvref_t<tuple_element_t<i.value, DsDataType>>;
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ds_m_n(i).GenerateTensorValue(GeneratorTensor_3<DDataType>{0.0, 1.0});
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});
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}
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const auto a_element_op = AElementOp{};
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const auto b_element_op = BElementOp{};
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const auto cde_element_op = CDEElementOp{};
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using DeviceOp = ck::tensor_operation::device::DeviceGemmMultipleABD<AsLayout,
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BsLayout,
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DsLayout,
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ELayout,
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AsDataType,
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BsDataType,
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DsDataType,
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EDataType,
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AElementOp,
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BElementOp,
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CDEElementOp>;
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// get device op instances
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const auto op_ptrs = ck::tensor_operation::device::instance::DeviceOperationInstanceFactory<
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DeviceOp>::GetInstances();
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std::cout << "found " << op_ptrs.size() << " instances" << std::endl;
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// run reference
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if(do_verification)
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{
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using PassThrough = ck::tensor_operation::element_wise::PassThrough;
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Tensor<AccDataType> c_m_n({M, N});
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using AComputeType =
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typename std::conditional<(NumATensor > 1),
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EDataType,
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remove_cvref_t<tuple_element_t<0, AsDataType>>>::type;
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Tensor<AComputeType> a_m_k({M, K});
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for(int m = 0; m < M; ++m)
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{
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for(int k = 0; k < K; ++k)
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{
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// result
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auto data_refs1 = ck::tie(a_m_k(m, k));
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// inputs
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auto data_refs2 =
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generate_tie([&](auto i) -> auto& { return as_m_k(Number<i>{})(m, k); },
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Number<NumATensor>{});
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auto data_refs = concat_tuple_of_refs(data_refs1, data_refs2);
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unpack(a_element_op, data_refs);
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}
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}
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using BComputeType =
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typename std::conditional<(NumBTensor > 1),
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EDataType,
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remove_cvref_t<tuple_element_t<0, BsDataType>>>::type;
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Tensor<BComputeType> b_k_n({K, N});
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for(int k = 0; k < K; ++k)
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{
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for(int n = 0; n < N; ++n)
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{
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// result
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auto data_refs1 = ck::tie(b_k_n(k, n));
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// inputs
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auto data_refs2 =
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generate_tie([&](auto i) -> auto& { return bs_k_n(Number<i>{})(k, n); },
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Number<NumBTensor>{});
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auto data_refs = concat_tuple_of_refs(data_refs1, data_refs2);
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unpack(b_element_op, data_refs);
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}
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}
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using ReferenceGemmInstance = ck::tensor_operation::host::ReferenceGemm<AComputeType,
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BComputeType,
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AccDataType,
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AccDataType,
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PassThrough,
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PassThrough,
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PassThrough>;
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auto ref_gemm = ReferenceGemmInstance{};
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auto ref_invoker = ref_gemm.MakeInvoker();
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auto ref_argument =
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ref_gemm.MakeArgument(a_m_k, b_k_n, c_m_n, PassThrough{}, PassThrough{}, PassThrough{});
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ref_invoker.Run(ref_argument);
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for(int m = 0; m < M; ++m)
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{
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for(int n = 0; n < N; ++n)
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{
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// compulsory
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auto data_refs1 = ck::tie(e_m_n_host_result(m, n), c_m_n(m, n));
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// optional (if multiple Ds)
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auto data_refs2 =
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generate_tie([&](auto i) -> auto& { return ds_m_n(Number<i>{})(m, n); },
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Number<NumDTensor>{});
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auto data_refs = concat_tuple_of_refs(data_refs1, data_refs2);
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unpack(cde_element_op, data_refs);
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}
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}
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}
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std::array<DeviceMem*, NumATensor> as_device_buf;
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static_for<0, NumATensor, 1>{}([&](auto i) {
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using ADataType = remove_cvref_t<tuple_element_t<i.value, AsDataType>>;
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as_device_buf[i] = new DeviceMem(sizeof(ADataType) * as_m_k(i).mDesc.GetElementSpaceSize());
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});
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std::array<DeviceMem*, NumBTensor> bs_device_buf;
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static_for<0, NumBTensor, 1>{}([&](auto i) {
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using BDataType = remove_cvref_t<tuple_element_t<i.value, BsDataType>>;
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bs_device_buf[i] = new DeviceMem(sizeof(BDataType) * bs_k_n(i).mDesc.GetElementSpaceSize());
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});
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std::array<DeviceMem*, NumDTensor> ds_device_buf;
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static_for<0, NumDTensor, 1>{}([&](auto i) {
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using DDataType = remove_cvref_t<tuple_element_t<i.value, DsDataType>>;
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ds_device_buf[i] = new DeviceMem(sizeof(DDataType) * ds_m_n(i).mDesc.GetElementSpaceSize());
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});
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DeviceMem e_device_buf(sizeof(EDataType) * e_m_n_device_result.mDesc.GetElementSpaceSize());
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static_for<0, NumATensor, 1>{}(
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[&](auto i) { as_device_buf[i]->ToDevice(as_m_k(i).mData.data()); });
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static_for<0, NumBTensor, 1>{}(
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[&](auto i) { bs_device_buf[i]->ToDevice(bs_k_n(i).mData.data()); });
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static_for<0, NumDTensor, 1>{}(
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[&](auto i) { ds_device_buf[i]->ToDevice(ds_m_n(i).mData.data()); });
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std::string best_op_name;
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float best_ave_time = 0;
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float best_tflops = 0;
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float best_gb_per_sec = 0;
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bool pass = true;
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// profile device operation instances
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for(auto& op_ptr : op_ptrs)
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{
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std::array<const void*, NumATensor> as_pointer;
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std::array<ck::index_t, NumATensor> as_stride;
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static_for<0, NumATensor, 1>{}([&](auto i) {
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as_pointer[i] = as_device_buf[i]->GetDeviceBuffer();
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as_stride[i] = StrideA;
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});
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std::array<const void*, NumBTensor> bs_pointer;
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std::array<ck::index_t, NumBTensor> bs_stride;
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static_for<0, NumBTensor, 1>{}([&](auto i) {
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bs_pointer[i] = bs_device_buf[i]->GetDeviceBuffer();
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bs_stride[i] = StrideB;
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});
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std::array<const void*, NumDTensor> ds_pointer;
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std::array<ck::index_t, NumDTensor> ds_stride;
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static_for<0, NumDTensor, 1>{}([&](auto i) {
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ds_pointer[i] = ds_device_buf[i]->GetDeviceBuffer();
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ds_stride[i] = StrideD;
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});
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auto argument_ptr = op_ptr->MakeArgumentPointer(as_pointer,
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bs_pointer,
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ds_pointer,
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e_device_buf.GetDeviceBuffer(),
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M,
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N,
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K,
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as_stride,
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bs_stride,
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ds_stride,
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StrideE,
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a_element_op,
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b_element_op,
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cde_element_op);
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auto invoker_ptr = op_ptr->MakeInvokerPointer();
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std::string op_name = op_ptr->GetTypeString();
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if(op_ptr->IsSupportedArgument(argument_ptr.get()))
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{
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// re-init E to zero before profiling a kernel
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e_device_buf.SetZero();
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float ave_time =
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invoker_ptr->Run(argument_ptr.get(), StreamConfig{nullptr, time_kernel});
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std::size_t flop = std::size_t(2) * M * N * K;
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std::size_t sizeADataType = 0;
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static_for<0, NumATensor, 1>{}([&](auto i) {
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using ADataType = remove_cvref_t<tuple_element_t<i.value, AsDataType>>;
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sizeADataType = std::max(sizeADataType, sizeof(ADataType));
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});
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std::size_t sizeBDataType = 0;
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static_for<0, NumBTensor, 1>{}([&](auto i) {
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using BDataType = remove_cvref_t<tuple_element_t<i.value, BsDataType>>;
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sizeBDataType = std::max(sizeBDataType, sizeof(BDataType));
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});
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std::size_t num_btype =
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sizeADataType * M * K + sizeBDataType * K * N + sizeof(EDataType) * M * N;
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float tflops = static_cast<float>(flop) / 1.E9 / ave_time;
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float gb_per_sec = num_btype / 1.E6 / ave_time;
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std::cout << "Perf: " << std::setw(10) << ave_time << " ms, " << tflops << " TFlops, "
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<< gb_per_sec << " GB/s, " << op_name << std::endl;
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if(tflops > best_tflops)
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{
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best_op_name = op_name;
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best_tflops = tflops;
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best_ave_time = ave_time;
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best_gb_per_sec = gb_per_sec;
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}
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if(do_verification)
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{
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e_device_buf.FromDevice(e_m_n_device_result.mData.data());
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pass = pass && ck::utils::check_err(e_m_n_device_result, e_m_n_host_result);
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}
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}
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else
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{
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std::cout << op_name << " does not support this problem" << std::endl;
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}
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}
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static_for<0, NumATensor, 1>{}([&](auto i) { delete as_device_buf[i]; });
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static_for<0, NumBTensor, 1>{}([&](auto i) { delete bs_device_buf[i]; });
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static_for<0, NumDTensor, 1>{}([&](auto i) { delete ds_device_buf[i]; });
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std::cout << "Best Perf: " << best_ave_time << " ms, " << best_tflops << " TFlops, "
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<< best_gb_per_sec << " GB/s, " << best_op_name << std::endl;
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return pass;
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}
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} // namespace profiler
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} // namespace ck
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