Files
composable_kernel/example/19_binary_elementwise/elementwise_add_1d.cpp
rocking5566 12235112a1 external api for gemm + layernorm (#285)
* Extract base class for elementwise

* Refactor interface of DeviceGemmReduce. Do not use tuple in interface

* [What] Rename d into reduce in gemm + reduction related code
[Why] Prepare to add d term for add

* Unify base class of gemm + reduce and gemm + bias + add + reduce

* 1. Rename gemm_bias_add_reduce for external api
 2. Refine cmake

* Add normalize device operation

* [What] Reorder the argument
[Why] Because d0 is also the input of c.

* Add type string

* Add example of gemm_bias_add_layernorm  via external api

* Refactor example code

* clang-format

* Fix compile error

* clang-format

* Add external api for gemm_add_add_layernorm and normalize

* Add client example

* clang-format
2022-06-27 14:25:10 -05:00

124 lines
4.6 KiB
C++

// SPDX-License-Identifier: MIT
// Copyright (c) 2018-2022, Advanced Micro Devices, Inc. All rights reserved.
#include <iostream>
#include <cstdlib>
#include "ck/ck.hpp"
#include "ck/tensor_operation/gpu/device/device_binary_elementwise.hpp"
#include "ck/tensor_operation/gpu/element/binary_element_wise_operation.hpp"
#include "ck/library/utility/check_err.hpp"
#include "ck/library/host_tensor/device_memory.hpp"
#include "ck/library/host_tensor/host_tensor.hpp"
#include "ck/library/host_tensor/host_tensor_generator.hpp"
using F16 = ck::half_t;
using F32 = float;
using ABDataType = F16;
using CDataType = F16;
using EltwiseComputeDataType = F32;
using Add = ck::tensor_operation::element_wise::Add;
using DeviceElementwiseAddInstance =
ck::tensor_operation::device::DeviceBinaryElementwise<ABDataType,
ABDataType,
CDataType,
EltwiseComputeDataType,
Add,
1,
8,
8,
8,
8>;
template <typename HostTensorA,
typename HostTensorB,
typename HostTensorC,
typename ComputeDataType,
typename Functor>
void host_elementwise1D(
HostTensorC& C, const HostTensorA& A, const HostTensorB& B, int M, Functor functor)
{
using ctype = ck::remove_reference_t<decltype(C(0))>;
for(int m = 0; m < M; ++m)
{
ComputeDataType Am = ck::type_convert<ComputeDataType>(A(m));
ComputeDataType Bm = ck::type_convert<ComputeDataType>(B(m));
ComputeDataType Cm = 0;
functor(Cm, Am, Bm);
C(m) = ck::type_convert<ctype>(Cm);
}
}
int main()
{
bool do_verification = true;
bool time_kernel = false;
ck::index_t M = 1024;
auto f_host_tensor_descriptor1d = [](std::size_t len, std::size_t stride) {
return HostTensorDescriptor(std::vector<std::size_t>({len}),
std::vector<std::size_t>({stride}));
};
Tensor<ABDataType> a_m(f_host_tensor_descriptor1d(M, 1));
Tensor<ABDataType> b_m(f_host_tensor_descriptor1d(M, 1));
Tensor<CDataType> c_m(f_host_tensor_descriptor1d(M, 1));
a_m.GenerateTensorValue(GeneratorTensor_3<ABDataType>{0.0, 1.0});
b_m.GenerateTensorValue(GeneratorTensor_3<ABDataType>{0.0, 1.0});
DeviceMem a_m_device_buf(sizeof(ABDataType) * a_m.mDesc.GetElementSpace());
DeviceMem b_m_device_buf(sizeof(ABDataType) * b_m.mDesc.GetElementSpace());
DeviceMem c_m_device_buf(sizeof(CDataType) * c_m.mDesc.GetElementSpace());
a_m_device_buf.ToDevice(a_m.mData.data());
b_m_device_buf.ToDevice(b_m.mData.data());
std::array<const void*, 2> input = {a_m_device_buf.GetDeviceBuffer(),
b_m_device_buf.GetDeviceBuffer()};
std::array<void*, 1> output = {c_m_device_buf.GetDeviceBuffer()};
std::vector<ck::index_t> a_strides = {1};
std::vector<ck::index_t> b_strides = {1};
std::vector<ck::index_t> c_strides = {1};
auto broadcastAdd = DeviceElementwiseAddInstance{};
auto argument = broadcastAdd.MakeArgumentPointer(
input, output, {M}, {{a_strides}, b_strides}, {c_strides}, Add{});
if(!broadcastAdd.IsSupportedArgument(argument.get()))
{
throw std::runtime_error("The runtime parameters seems not supported by the "
"DeviceBinaryElementwise instance, exiting!");
};
auto broadcastAdd_invoker_ptr = broadcastAdd.MakeInvokerPointer();
float ave_time =
broadcastAdd_invoker_ptr->Run(argument.get(), StreamConfig{nullptr, time_kernel});
std::cout << "Perf: " << ave_time << " ms" << std::endl;
bool pass = true;
if(do_verification)
{
c_m_device_buf.FromDevice(c_m.mData.data());
Tensor<CDataType> host_c_m(f_host_tensor_descriptor1d(M, 1));
host_elementwise1D<Tensor<ABDataType>,
Tensor<ABDataType>,
Tensor<CDataType>,
EltwiseComputeDataType,
Add>(host_c_m, a_m, b_m, M, Add{});
pass &= ck::utils::check_err(
c_m.mData, host_c_m.mData, "Error: Incorrect results c", 1e-3, 1e-3);
}
return pass ? 0 : 1;
}