cutlass/include/cutlass/gemm/kernel/tile_scheduler.hpp
ANIKET SHIVAM 4575443d44
CUTLASS 3.2 (#1024)
* CUTLASS 3.2
2023-08-07 20:50:32 -04:00

130 lines
3.9 KiB
C++

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#pragma once
/*! \file
\brief Utilities for selecting default tile schedulers
*/
#include "cutlass/detail/dependent_false.hpp"
#include "cutlass/gemm/kernel/sm90_tile_scheduler.hpp"
#include "cutlass/gemm/kernel/sm90_tile_scheduler_stream_k.hpp"
////////////////////////////////////////////////////////////////////////////////
namespace cutlass::gemm {
////////////////////////////////////////////////////////////////////////////////
//
// Tags for specifying tile schedulers
//
struct PersistentScheduler { };
struct StreamKScheduler { };
////////////////////////////////////////////////////////////////////////////////
} // namespace cutlass::gemm
////////////////////////////////////////////////////////////////////////////////
namespace cutlass::gemm::kernel::detail {
//
// Selectors mapping tile scheduler tag and arch tag to a tile scheduler class
//
template <
class TileSchedulerTag,
class ArchTag,
class TileShape,
class ClusterShape
>
struct TileSchedulerSelector {
static_assert(cutlass::detail::dependent_false<ArchTag>,
"Could not select a tile scheduler for given parameters.");
};
template <
class ArchTag,
class TileShape,
class ClusterShape
>
struct TileSchedulerSelector<
PersistentScheduler,
ArchTag,
TileShape,
ClusterShape
> {
using Scheduler = PersistentTileSchedulerSm90;
};
// Default (void) for Sm90 maps to PersistentTileSchedulerSm90
template <
class ArchTag,
class TileShape,
class ClusterShape
>
struct TileSchedulerSelector<
void,
ArchTag,
TileShape,
ClusterShape
> {
using Scheduler = typename TileSchedulerSelector<
PersistentScheduler,
ArchTag,
TileShape,
ClusterShape
>::Scheduler;
};
template <
class TileShape,
class ClusterShape
>
struct TileSchedulerSelector<
StreamKScheduler,
arch::Sm90,
TileShape,
ClusterShape
> {
using Scheduler = PersistentTileSchedulerSm90StreamK<TileShape, ClusterShape>;
};
////////////////////////////////////////////////////////////////////////////////
} // namespace cutlass::gemm::kernel::detail
////////////////////////////////////////////////////////////////////////////////