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Stream-K Reduction option as Runtime parameter and Compilation Error Fix (SK- Reduction) (#2145)

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* reduction is passed as runtime parameter

* clang

* Update include/ck/tensor_operation/gpu/device/impl/device_gemm_xdl_cshuffle_streamk_v3.hpp

Co-authored-by: John Afaganis <john.afaganis@amd.com>

* Update include/ck/tensor_operation/gpu/grid/block_to_ctile_map.hpp


* remove comment

---------


[ROCm/composable_kernel commit: 6fad1c4874]
This commit is contained in:
Muhammed Emin Ozturk
2025-06-11 10:59:44 -07:00
committed by GitHub
parent 46624a1abd
commit 6111449cd6
7 changed files with 216 additions and 101 deletions
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25
example/01_gemm/common.hpp
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@@ -15,6 +15,8 @@
#include "ck/tensor_operation/gpu/element/element_wise_operation.hpp"
#include "ck/utility/data_type.hpp"
#include "ck/tensor_operation/gpu/grid/block_to_ctile_map.hpp"
#include "ck/library/utility/check_err.hpp"
#include "ck/library/utility/device_memory.hpp"
#include "ck/library/utility/fill.hpp"
@@ -57,8 +59,9 @@ struct ProblemSizeStreamK_universal final
ck::index_t StrideB = -1;
ck::index_t StrideC = -1;
ck::index_t Grid_size = -1; // defaults to max occupancy
ck::index_t Streamk_sel = 1; // defaults to 1-tile SK
ck::index_t Grid_size = -1; // defaults to max occupancy
ck::index_t Streamk_sel = 1; // defaults to 1-tile SK
ck::StreamKReductionStrategy reduction_strategy = ck::StreamKReductionStrategy::Atomic;
};
struct ProblemSizeSplitK final
@@ -173,7 +176,19 @@ bool parse_cmd_args<ProblemSizeStreamK_universal>(int argc,
if(argc >= 11)
{
problem_size.Streamk_sel = std::stoi(argv[10]);
problem_size.Grid_size = std::stoi(argv[11]);
if(argc >= 12)
{
problem_size.Grid_size = std::stoi(argv[11]);
if(argc >= 13)
{
int reduction_strategy = std::stoi(argv[12]);
problem_size.reduction_strategy = reduction_strategy == 0
? ck::StreamKReductionStrategy::Atomic
: ck::StreamKReductionStrategy::Reduction;
}
}
}
}
else
@@ -185,7 +200,9 @@ bool parse_cmd_args<ProblemSizeStreamK_universal>(int argc,
<< "arg4 to 9: M (256x), N(128x), K(32x), StrideA, StrideB, StrideC (default: -1 or 0)"
<< std::endl
<< "arg10: stream-k select (-1: default config, 0: all DP, 1: 1-tile SK, 2: 2-tile SK)"
<< "\narg11: Grid_size(-1 for max occupancy)" << std::endl;
<< std::endl
<< "arg11: Grid_size(-1 for max occupancy)" << std::endl
<< "arg12: Reduction strategy (0: Atomic, 1: Reduction)" << std::endl;
return false;
}