cutlass/test/unit/cute/core/swizzle_layout.cpp
Yujia Zhai cc3c29a81a
CUTLASS 3.6.0 (#1850)
* v3.6

* update changelog

* update readme

* fix typo

* fixing typos

* hopper gemm with weight prefetch

---------

Co-authored-by: yuzhai <yuzhai@nvidia.com>
Co-authored-by: Haicheng Wu <haichengw@nvidia.com>
2024-10-09 15:33:27 -04:00

117 lines
4.5 KiB
C++

/***************************************************************************************************
* Copyright (c) 2017 - 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
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
**************************************************************************************************/
#include "cutlass_unit_test.h"
#include <cutlass/trace.h>
#include <cute/tensor_impl.hpp>
#include <cute/swizzle_layout.hpp>
template <class SwLayout>
void
test_swizzle_2d(SwLayout const& sw_layout)
{
using namespace cute;
auto sw_tensor = make_tensor(counting_iterator<int>{0}, sw_layout);
//print_tensor(sw_tensor);
// Dynamic slicing
for (int i = 0; i < size<0>(sw_tensor); ++i) {
auto sliced_tensor = sw_tensor(i,_);
//printf("sw_tensor(%d,_) => ", int(i)); print(sliced_tensor); printf("\n");
for (int j = 0; j < size<1>(sw_tensor); ++j) {
EXPECT_EQ(sw_tensor(i,j), sliced_tensor(j));
}
}
// Static slicing
cute::for_each(make_int_sequence<size<0>(sw_tensor)>{}, [&] (auto i) {
auto sliced_tensor = sw_tensor(i,_);
//printf("sw_tensor(%d,_) => ", int(i)); print(sliced_tensor); printf("\n");
// If sw_tensor is static, then sliced_tensor should be too
auto sw_tensor_2 = sw_tensor;
static_assert(is_static<decltype(layout(sliced_tensor))>::value || not is_static<decltype(layout(sw_tensor_2))>::value);
cute::for_each(make_int_sequence<size(sliced_tensor)>{}, [&] (auto j) {
EXPECT_EQ(sw_tensor(i,j), sliced_tensor(j));
});
});
// Dynamic slicing
for (int j = 0; j < size<1>(sw_tensor); ++j) {
auto sliced_tensor = sw_tensor(_,j);
//printf("sw_tensor(_,%d) => ", int(j)); print(sliced_tensor); printf("\n");
for (int i = 0; i < size<0>(sw_tensor); ++i) {
EXPECT_EQ(sw_tensor(i,j), sliced_tensor(i));
}
}
// Static slicing
cute::for_each(make_int_sequence<size<1>(sw_tensor)>{}, [&] (auto j) {
auto sliced_tensor = sw_tensor(_,j);
//printf("sw_tensor(_,%d) => ", int(j)); print(sliced_tensor); printf("\n");
// If sw_tensor is static, then sliced_tensor should be too
auto sw_tensor_2 = sw_tensor;
static_assert(is_static<decltype(layout(sliced_tensor))>::value || not is_static<decltype(layout(sw_tensor_2))>::value);
cute::for_each(make_int_sequence<size(sliced_tensor)>{}, [&] (auto i) {
EXPECT_EQ(sw_tensor(i,j), sliced_tensor(i));
});
});
}
TEST(CuTe_core, SwizzleLayout)
{
using namespace cute;
{
auto sw_layout = composition(Swizzle<3,0,3>{},
Layout<Shape <_8,_8>,
Stride<_8,_1>>{});
test_swizzle_2d(sw_layout);
}
{
auto sw_layout = composition(Swizzle<3,0,-3>{},
Layout<Shape <_8,_8>,
Stride<_8,_1>>{});
test_swizzle_2d(sw_layout);
}
{
auto sw_layout = composition(Swizzle<2,1,3>{},
Layout<Shape <Shape < _2,_2,_2>,Shape <_2,_2, _2>>,
Stride<Stride<_32,_2,_8>,Stride<_4,_1,_16>>>{});
test_swizzle_2d(sw_layout);
}
}