Files
composable_kernel/example/ck_tile/21_elementwise/elementwise_common.hpp
SamiAario-AMD 1acd8e041c [CK Tile] gemm splitk two stage (#2697)
* Fix a typo

* Use std::variant to call run_gemm_example_with_layouts with the available layout variant combinations

* Use a unified run_gemm_example_prec_type for basic gemm and universal gemm

* Factor out run_gemm_example_prec_type

* Refactor argument parsing in gemm_splitk_two_stage_reduce.cpp

* Parse arguments outside of create_args

* Move the gemm operators to separate structs to facilitate their reuse

* Move the invokers to separate files to facilitate their reuse

* Rename the invoker files for consistency with the examples that use them

* Add fp32 support to the elementwise examples, and produce an error message for unsupported types

* Get rid of four unused variables

* Make two variables const

* Add support for different input-output type combinations in elementwise examples

* Test support for different input and output types in elementwise examples

* Add support for different operations in the elementwise unary tests

* Add support for UnaryConvert in the elementwise unary tests

* Add support for bf16 in elementwise examples, excluding unsupported type combinations

* Make some operator parameters const in ElementWiseKernel

* Remove some unnecessary include statements

* Implement a two-stage GEMM that does a type conversion in the second stage using the elementwise kernel

* Clear workspace instead of output when flushing the cache in SplitKTwoStageInvoker::gemm

* Fix formatting issues reported by clang

* Add back CK_TILE_USE_WMMA related changes

* Use the right prec type for bf16 in the universal GEMM and two stage split K examples

* Add some brackets

* Add some brackets

* Separate the clearing of the GEMM output memory from the cache flushing in the universal GEMM example

* Separate the clearing of the GEMM output memory from the cache flushing in the split K two stage example

* Fix formatting

* No need to call SetZero on ws_m_n_dev_buf here, as clear_gemm_output now does this as part of the kernel preprocessing

* Add fp16 data type to splitk two stage example

* Add preprocessing with optional cache flushing and clearing of output for k_batch > 1 to the basic GEMM example
2025-09-04 14:33:44 +03:00

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C++

// SPDX-License-Identifier: MIT
// Copyright (c) 2025, Advanced Micro Devices, Inc. All rights reserved.
#include "ck_tile/core/arch/arch.hpp"
auto string_to_datatype(const std::string& datatype)
{
using PrecVariant = std::variant<ck_tile::half_t, ck_tile::bf16_t, float>;
if(datatype == "fp16")
{
return PrecVariant{ck_tile::half_t{}};
}
else if(datatype == "bf16")
{
return PrecVariant{ck_tile::bf16_t{}};
}
else if(datatype == "fp32")
{
return PrecVariant{float{}};
}
else
{
throw std::runtime_error("Unsupported data type: " + datatype);
}
};