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composable_kernel/test/grouped_gemm/test_grouped_gemm_fixed_nk.cpp
Márton Bidlek 7b97e197ef [rocm-libraries] ROCm/rocm-libraries#4299 (commit 668cd49)
173 implement device grouped gemm fixed nk for rdna4
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## Proposed changes

This PR adds an RDNA4 implementation of the device_grouped_gemm_fixed_nk
instance library using for WMMA.

The implementation is based on the existing
DeviceGroupedGemm_Xdl_Fixed_NK design and reuses the same high-level
structure, but replaces the XDL kernel with a WMMA-based one. It uses
the GridwiseGemm_wmma_cshuffle_v3 kernel.

At this stage, the focus is functional correctness and compatibility,
not performance tuning.

## Technical Details

- Device struct for grouped gemm fixed NK
- Example code for the WMMA version
- Unit tests for both new wmma implementation and the reference XDL code
(previously missing)
- Generic ck profiler interface with the purpose of calling unit tests.

## Checklist

Please put an into the boxes that apply. You can also fill these out
after creating the PR. If you're not sure, please don't hesitate to ask.

- [x] I have added tests relevant to the introduced functionality, and
the unit tests are passing locally
- [x] I have added the test to REGRESSION_TESTS list defined at the top
of CMakeLists.txt in tests/CMakeLists.txt, **IF** the test takes more
than 30 seconds to run.
- [ ] I have added inline documentation which enables the maintainers
with understanding the motivation
- [ ] I have removed the stale documentation which is no longer relevant
after this pull request
- [x] (If this change is user-facing) I have added release notes which
provide the end users with a brief summary of the improvement from this
pull request
- [x] I have run  on all changed files
- [x] Any dependent changes have been merged

## Discussion

If this is a relatively large or complex change, feel free to start a
discussion by explaining why you chose the solution you did and what
alternatives you considered
2026-02-19 08:13:46 +00:00

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2.4 KiB
C++

// Copyright (c) Advanced Micro Devices, Inc., or its affiliates.
// SPDX-License-Identifier: MIT
#include <tuple>
#include <vector>
#include "ck/tensor_operation/gpu/device/tensor_layout.hpp"
#include "ck/utility/data_type.hpp"
#include "ck/utility/tuple.hpp"
#include "gtest/gtest.h"
#include "test_grouped_gemm_util.hpp"
ck::index_t param_mask = 0xffffff;
ck::index_t instance_index = -1;
using F16 = ck::half_t;
using BF16 = ck::bhalf_t;
using F8 = ck::f8_t;
using I8 = int8_t;
using Row = ck::tensor_layout::gemm::RowMajor;
using Col = ck::tensor_layout::gemm::ColumnMajor;
template <typename Tuple>
class TestGroupedGemm
: public ck::test::TestGroupedGemm<Tuple, false, ck::test::FixedNKGroupedGemmProfiler>
{
public:
void SetUp() override
{
ck::test::TestGroupedGemm<Tuple, false, ck::test::FixedNKGroupedGemmProfiler>::SetUp();
#if defined(CK_USE_WMMA)
// The old XDL tests didn't fail if instances were not supported, so we want to keep that
// behaviour When compiling WMMA instances and WMMA is supported, then we'll fail if a
// specific case is not supported
this->fail_if_no_supported_instances_ =
ck::is_gfx11_supported() || ck::is_gfx12_supported();
#endif
}
};
// clang-format off
using KernelTypes = ::testing::Types<
#if CK_USE_OCP_FP8 || CK_USE_FNUZ_FP8 || defined(CK_USE_FP8_ON_UNSUPPORTED_ARCH) || \
defined(CK_USE_WMMA_FP8)
ck::Tuple<Row, Row, Row, F16, F8, F16>,
ck::Tuple<Row, Col, Row, F16, F8, F16>,
#endif
ck::Tuple<Row, Row, Row, F16, F16, F16>,
ck::Tuple<Row, Col, Row, F16, F16, F16>,
ck::Tuple<Row, Row, Row, BF16, BF16, BF16>,
ck::Tuple<Row, Col, Row, BF16, BF16, BF16>,
ck::Tuple<Row, Row, Row, BF16, I8, BF16>,
ck::Tuple<Row, Col, Row, BF16, I8, BF16>,
ck::Tuple<Row, Row, Row, F16, I8, F16>,
ck::Tuple<Row, Col, Row, F16, I8, F16>
>;
// clang-format on
TYPED_TEST_SUITE(TestGroupedGemm, KernelTypes);
#include "test_grouped_gemm_fixed_nk_cases.inc"
int main(int argc, char** argv)
{
testing::InitGoogleTest(&argc, argv);
if(argc == 1) {}
else if(argc == 3)
{
param_mask = strtol(argv[1], nullptr, 0);
instance_index = atoi(argv[2]);
}
else
{
std::cout << "Usage of " << argv[0] << std::endl;
std::cout << "Arg1,2: param_mask instance_index(-1 means all)" << std::endl;
}
return RUN_ALL_TESTS();
}