cutlass/include/cute/atom/copy_traits_sm75.hpp

144 lines
5.0 KiB
C++

/***************************************************************************************************
* Copyright (c) 2023 - 2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
* SPDX-License-Identifier: BSD-3-Clause
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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**************************************************************************************************/
#pragma once
#include <cute/arch/copy_sm75.hpp>
#include <cute/atom/copy_traits.hpp>
#include <cute/layout.hpp>
namespace cute
{
template <>
struct Copy_Traits<SM75_U32x1_LDSM_N>
{
// Logical thread id to thread idx (warp)
using ThrID = Layout<_32>;
// Map from (src-thr,src-val) to bit
using SrcLayout = Layout<Shape <Shape < _8,_4>,_128>,
Stride<Stride<_128,_0>, _1>>;
// Map from (dst-thr,dst-val) to bit
using DstLayout = Layout<Shape <_32,_32>,
Stride<_32, _1>>;
// Reference map from (thr,val) to bit
using RefLayout = DstLayout;
};
template <>
struct Copy_Traits<SM75_U32x2_LDSM_N>
{
// Logical thread id to thread idx (warp)
using ThrID = Layout<_32>;
// Map from (src-thr,src-val) to bit
using SrcLayout = Layout<Shape <Shape < _16,_2>,_128>,
Stride<Stride<_128,_0>, _1>>;
// Map from (dst-thr,dst-val) to bit
using DstLayout = Layout<Shape <_32,Shape <_32, _2>>,
Stride<_32,Stride< _1,_1024>>>;
// Reference map from (thr,val) to bit
using RefLayout = DstLayout;
};
template <>
struct Copy_Traits<SM75_U32x4_LDSM_N>
{
// Logical thread id to thread idx (warp)
using ThrID = Layout<_32>;
// Map from (src-thr,src-val) to bit
using SrcLayout = Layout<Shape < _32,_128>,
Stride<_128, _1>>;
// Map from (dst-thr,dst-val) to bit
using DstLayout = Layout<Shape <_32,Shape <_32, _4>>,
Stride<_32,Stride< _1,_1024>>>;
// Reference map from (thr,val) to bit
using RefLayout = DstLayout;
};
template <>
struct Copy_Traits<SM75_U16x2_LDSM_T>
{
// Logical thread id to thread idx (warp)
using ThrID = Layout<_32>;
// Map from (src-thr,src-val) to bit
using SrcLayout = Layout<Shape <Shape < _8,_4>,_128>,
Stride<Stride<_128,_0>, _1>>;
// Map from (dst-thr,dst-val) to bit
using DstLayout = Layout<Shape <Shape < _4, _8>,Shape <_16, _2>>,
Stride<Stride<_256,_16>,Stride< _1,_128>>>;
// Reference map from (thr,val) to bit
using RefLayout = DstLayout;
};
template <>
struct Copy_Traits<SM75_U16x4_LDSM_T>
{
// Logical thread id to thread idx (warp)
using ThrID = Layout<_32>;
// Map from (src-thr,src-val) to bit
using SrcLayout = Layout<Shape <Shape < _16,_2>,_128>,
Stride<Stride<_128,_0>, _1>>;
// Map from (dst-thr,dst-val) to bit
using DstLayout = Layout<Shape <Shape < _4, _8>,Shape <_16, _2, _2>>,
Stride<Stride<_256,_16>,Stride< _1,_128,_1024>>>;
// Reference map from (thr,val) to bit
using RefLayout = DstLayout;
};
template <>
struct Copy_Traits<SM75_U16x8_LDSM_T>
{
// Logical thread id to thread idx (warp)
using ThrID = Layout<_32>;
// Map from (src-thr,src-val) to bit
using SrcLayout = Layout<Shape < _32,_128>,
Stride<_128, _1>>;
// Map from (dst-thr,dst-val) to bit
using DstLayout = Layout<Shape <Shape < _4, _8>,Shape <_16, _2, _4>>,
Stride<Stride<_256,_16>,Stride< _1,_128,_1024>>>;
// Reference map from (thr,val) to bit
using RefLayout = DstLayout;
};
} // end namespace cute