167 lines
5.3 KiB
C++
167 lines
5.3 KiB
C++
/***************************************************************************************************
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* Copyright (c) 2023 - 2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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**************************************************************************************************/
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#pragma once
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#if defined(__CUDACC__) || defined(_NVHPC_CUDA)
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# define CUTE_HOST_DEVICE __forceinline__ __host__ __device__
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# define CUTE_DEVICE __forceinline__ __device__
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# define CUTE_HOST __forceinline__ __host__
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#else
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# define CUTE_HOST_DEVICE inline
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# define CUTE_DEVICE inline
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# define CUTE_HOST inline
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#endif // CUTE_HOST_DEVICE, CUTE_DEVICE
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#if defined(__CUDACC_RTC__)
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# define CUTE_HOST_RTC CUTE_HOST_DEVICE
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#else
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# define CUTE_HOST_RTC CUTE_HOST
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#endif
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#if !defined(__CUDACC_RTC__) && !defined(__clang__) && \
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(defined(__CUDA_ARCH__) || defined(_NVHPC_CUDA))
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# define CUTE_UNROLL #pragma unroll
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# define CUTE_NO_UNROLL #pragma unroll 1
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#elif defined(__CUDACC_RTC__) || defined(__clang__)
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# define CUTE_UNROLL _Pragma("unroll")
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# define CUTE_NO_UNROLL _Pragma("unroll 1")
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#else
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# define CUTE_UNROLL
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# define CUTE_NO_UNROLL
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#endif // CUTE_UNROLL
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#if defined(__CUDA_ARCH__) || defined(_NVHPC_CUDA)
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# define CUTE_INLINE_CONSTANT static const __device__
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#else
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# define CUTE_INLINE_CONSTANT static constexpr
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#endif
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// __grid_constant__ was introduced in CUDA 11.7.
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#if ((__CUDACC_VER_MAJOR__ >= 12) || ((__CUDACC_VER_MAJOR__ == 11) && (__CUDACC_VER_MINOR__ >= 7)))
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# define CUTE_GRID_CONSTANT_SUPPORTED
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#endif
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// __grid_constant__ can be enabled only on SM70+.
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#if (defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 700))
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# define CUTE_GRID_CONSTANT_ENABLED
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#endif
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#if ! defined(CUTE_GRID_CONSTANT)
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# if defined(CUTE_GRID_CONSTANT_SUPPORTED) && defined(CUTE_GRID_CONSTANT_ENABLED)
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# define CUTE_GRID_CONSTANT __grid_constant__
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# else
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# define CUTE_GRID_CONSTANT
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# endif
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#endif
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// Some versions of GCC < 11 have trouble deducing that a
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// function with "auto" return type and all of its returns in an "if
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// constexpr ... else" statement must actually return. Thus, GCC
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// emits spurious "missing return statement" build warnings.
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// Developers can suppress these warnings by using the
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// CUTE_GCC_UNREACHABLE macro, which must be followed by a semicolon.
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// It's harmless to use the macro for other GCC versions or other
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// compilers, but it has no effect.
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#if ! defined(CUTE_GCC_UNREACHABLE)
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# if defined(__clang__) || defined(__GNUC__)
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# define CUTE_GCC_UNREACHABLE __builtin_unreachable()
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# else
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# define CUTE_GCC_UNREACHABLE
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# endif
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#endif
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#ifdef _MSC_VER
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// Provides support for alternative operators 'and', 'or', and 'not'
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#include <iso646.h>
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#endif // _MSC_VER
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#if defined(__CUDACC_RTC__)
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#define CUTE_STL_NAMESPACE cuda::std
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#define CUTE_STL_NAMESPACE_IS_CUDA_STD
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#else
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#define CUTE_STL_NAMESPACE std
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#endif
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//
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// Assertion helpers
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//
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#if defined(__CUDACC_RTC__)
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#include <cuda/std/cassert>
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#else
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#include <cassert>
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#endif
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#define CUTE_STATIC_V(x) decltype(x)::value
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#define CUTE_STATIC_ASSERT static_assert
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#define CUTE_STATIC_ASSERT_V(x,...) static_assert(decltype(x)::value, ##__VA_ARGS__)
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#if defined(__CUDA_ARCH__)
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# define CUTE_RUNTIME_ASSERT(x) __brkpt()
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#else
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# define CUTE_RUNTIME_ASSERT(x) assert(0 && x)
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#endif
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//
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// IO
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//
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#if !defined(__CUDACC_RTC__)
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#include <cstdio>
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#include <iostream>
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#include <iomanip>
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#endif
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//
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// Support
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//
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#include <cute/util/type_traits.hpp>
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//
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// Basic types
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//
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#include <cute/numeric/int.hpp>
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#include <cute/numeric/real.hpp>
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#include <cute/numeric/half.hpp>
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#include <cute/numeric/float8.hpp>
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#include <cute/numeric/bfloat.hpp>
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#include <cute/numeric/tfloat.hpp>
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#include <cute/numeric/complex.hpp>
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//
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// Debugging utilities
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//
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#include <cute/util/print.hpp>
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#include <cute/util/debug.hpp>
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