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mma_sm70.hpp
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/***************************************************************************************************
* Copyright (c) 2023 - 2025 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.
*
**************************************************************************************************/
#pragma once
#include <cute/config.hpp>
#include <cute/arch/mma.hpp>
// Config
#if ((__CUDACC_VER_MAJOR__ > 10) || (__CUDACC_VER_MAJOR__ == 10 && __CUDACC_VER_MINOR__ >= 1))
# define CUTE_ARCH_MMA_SM70_SUPPORTED
# if (defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 700)) || \
(defined(__SYCL_CUDA_ARCH__) && (__SYCL_CUDA_ARCH__ >= 700))
# define CUTE_ARCH_MMA_SM70_ENABLED
# endif
#endif
namespace cute
{
//
// SM70 MMA 884 F16F16F16
//
struct SM70_8x8x4_F16F16F16F16_TN
{
using DRegisters = uint32_t[4];
using ARegisters = uint32_t[2];
using BRegisters = uint32_t[2];
using CRegisters = uint32_t[4];
// Register asm fma
CUTE_HOST_DEVICE static void
fma(uint32_t & d0, uint32_t & d1, uint32_t & d2, uint32_t & d3,
uint32_t const& a0, uint32_t const& a1,
uint32_t const& b0, uint32_t const& b1,
uint32_t const& c0, uint32_t const& c1, uint32_t const& c2, uint32_t const& c3)
{
#if defined(CUTE_ARCH_MMA_SM70_ENABLED)
asm volatile("mma.sync.aligned.m8n8k4.row.col.f16.f16.f16.f16"
"{%0, %1, %2, %3},"
"{%4, %5},"
"{%6, %7},"
"{%8, %9, %10, %11};\n"
: "=r"(d0), "=r"(d1), "=r"(d2), "=r"(d3)
: "r"(a0), "r"(a1),
"r"(b0), "r"(b1),
"r"(c0), "r"(c1), "r"(c2), "r"(c3));
#else
CUTE_INVALID_CONTROL_PATH("Attempting to use SM70_8x8x4_F16F16F16F16_TN without CUTE_ARCH_MMA_SM70_ENABLED");
#endif
}
};
////////////////////////////////////////////////////////////////////////////////////////////////////
struct SM70_8x8x4_F16F16F16F16_NT
{
using DRegisters = uint32_t[4];
using ARegisters = uint32_t[2];
using BRegisters = uint32_t[2];
using CRegisters = uint32_t[4];
// Register asm fma
CUTE_HOST_DEVICE static void
fma(uint32_t & d0, uint32_t & d1, uint32_t & d2, uint32_t & d3,
uint32_t const& a0, uint32_t const& a1,
uint32_t const& b0, uint32_t const& b1,
uint32_t const& c0, uint32_t const& c1, uint32_t const& c2, uint32_t const& c3)
{
#if defined(CUTE_ARCH_MMA_SM70_ENABLED)
asm volatile("mma.sync.aligned.m8n8k4.col.row.f16.f16.f16.f16"
"{%0, %1, %2, %3},"
"{%4, %5},"
"{%6, %7},"
"{%8, %9, %10, %11};\n"
: "=r"(d0), "=r"(d1), "=r"(d2), "=r"(d3)
: "r"(a0), "r"(a1),
"r"(b0), "r"(b1),
"r"(c0), "r"(c1), "r"(c2), "r"(c3));
#else
CUTE_INVALID_CONTROL_PATH("Attempting to use SM70_8x8x4_F16F16F16F16_NT without CUTE_ARCH_MMA_SM70_ENABLED");
#endif
}
};
////////////////////////////////////////////////////////////////////////////////////////////////////
struct SM70_8x8x4_F16F16F16F16_NN
{
using DRegisters = uint32_t[4];
using ARegisters = uint32_t[2];
using BRegisters = uint32_t[2];
using CRegisters = uint32_t[4];
// Register asm fma
CUTE_HOST_DEVICE static void
fma(uint32_t & d0, uint32_t & d1, uint32_t & d2, uint32_t & d3,
uint32_t const& a0, uint32_t const& a1,
uint32_t const& b0, uint32_t const& b1,
uint32_t const& c0, uint32_t const& c1, uint32_t const& c2, uint32_t const& c3)
{
#if defined(CUTE_ARCH_MMA_SM70_ENABLED)
asm volatile("mma.sync.aligned.m8n8k4.col.col.f16.f16.f16.f16"
"{%0, %1, %2, %3},"
"{%4, %5},"
"{%6, %7},"
"{%8, %9, %10, %11};\n"
: "=r"(d0), "=r"(d1), "=r"(d2), "=r"(d3)
: "r"(a0), "r"(a1),
"r"(b0), "r"(b1),
"r"(c0), "r"(c1), "r"(c2), "r"(c3));
#else
CUTE_INVALID_CONTROL_PATH("Attempting to use SM70_8x8x4_F16F16F16F16_NN without CUTE_ARCH_MMA_SM70_ENABLED");
#endif
}
};
////////////////////////////////////////////////////////////////////////////////////////////////////
struct SM70_8x8x4_F16F16F16F16_TT
{
using DRegisters = uint32_t[4];
using ARegisters = uint32_t[2];
using BRegisters = uint32_t[2];
using CRegisters = uint32_t[4];
// Register asm fma
CUTE_HOST_DEVICE static void
fma(uint32_t & d0, uint32_t & d1, uint32_t & d2, uint32_t & d3,
uint32_t const& a0, uint32_t const& a1,
uint32_t const& b0, uint32_t const& b1,
uint32_t const& c0, uint32_t const& c1, uint32_t const& c2, uint32_t const& c3)
{
#if defined(CUTE_ARCH_MMA_SM70_ENABLED)
asm volatile("mma.sync.aligned.m8n8k4.row.row.f16.f16.f16.f16"
"{%0, %1, %2, %3},"
"{%4, %5},"
"{%6, %7},"
"{%8, %9, %10, %11};\n"
: "=r"(d0), "=r"(d1), "=r"(d2), "=r"(d3)
: "r"(a0), "r"(a1),
"r"(b0), "r"(b1),
"r"(c0), "r"(c1), "r"(c2), "r"(c3));
#else
CUTE_INVALID_CONTROL_PATH("Attempting to use SM70_8x8x4_F16F16F16F16_TT without CUTE_ARCH_MMA_SM70_ENABLED");
#endif
}
};
////////////////////////////////////////////////////////////////////////////////////////////////////
//
// SM70 MMA 884 F16F16F32
//
struct SM70_8x8x4_F32F16F16F32_TN
{
using DRegisters = float[8];
using ARegisters = uint32_t[2];
using BRegisters = uint32_t[2];
using CRegisters = float[8];
// Register asm fma
CUTE_HOST_DEVICE static void
fma(float & d0, float & d1, float & d2, float & d3,
float & d4, float & d5, float & d6, float & d7,
uint32_t const& a0, uint32_t const& a1,
uint32_t const& b0, uint32_t const& b1,
float const& c0, float const& c1, float const& c2, float const& c3,
float const& c4, float const& c5, float const& c6, float const& c7)
{
#if defined(CUTE_ARCH_MMA_SM70_ENABLED)
asm volatile("mma.sync.aligned.m8n8k4.row.col.f32.f16.f16.f32"
"{%0, %1, %2, %3, %4, %5, %6, %7},"
"{%8, %9},"
"{%10, %11},"
"{%12, %13, %14, %15, %16, %17, %18, %19};\n"
: "=f"(d0), "=f"(d1), "=f"(d2), "=f"(d3),
"=f"(d4), "=f"(d5), "=f"(d6), "=f"(d7)
: "r"(a0), "r"(a1),
"r"(b0), "r"(b1),
"f"(c0), "f"(c1), "f"(c2), "f"(c3),
"f"(c4), "f"(c5), "f"(c6), "f"(c7));
#else
CUTE_INVALID_CONTROL_PATH("Attempting to use SM70_8x8x4_F32F16F16F32_TN without CUTE_ARCH_MMA_SM70_ENABLED");
#endif
}
};
////////////////////////////////////////////////////////////////////////////////////////////////////
struct SM70_8x8x4_F32F16F16F32_NT
{
using DRegisters = float[8];
using ARegisters = uint32_t[2];
using BRegisters = uint32_t[2];
using CRegisters = float[8];
// Register asm fma
CUTE_HOST_DEVICE static void
fma(float & d0, float & d1, float & d2, float & d3,
float & d4, float & d5, float & d6, float & d7,
uint32_t const& a0, uint32_t const& a1,
uint32_t const& b0, uint32_t const& b1,
float const& c0, float const& c1, float const& c2, float const& c3,
float const& c4, float const& c5, float const& c6, float const& c7)
{
#if defined(CUTE_ARCH_MMA_SM70_ENABLED)
asm volatile("mma.sync.aligned.m8n8k4.col.row.f32.f16.f16.f32"
"{%0, %1, %2, %3, %4, %5, %6, %7},"
"{%8, %9},"
"{%10, %11},"
"{%12, %13, %14, %15, %16, %17, %18, %19};"
: "=f"(d0), "=f"(d1), "=f"(d2), "=f"(d3),
"=f"(d4), "=f"(d5), "=f"(d6), "=f"(d7)
: "r"(a0), "r"(a1),
"r"(b0), "r"(b1),
"f"(c0), "f"(c1), "f"(c2), "f"(c3),
"f"(c4), "f"(c5), "f"(c6), "f"(c7));
#else
CUTE_INVALID_CONTROL_PATH("Attempting to use SM70_8x8x4_F32F16F16F32_NT without CUTE_ARCH_MMA_SM70_ENABLED");
#endif
}
};
////////////////////////////////////////////////////////////////////////////////////////////////////
struct SM70_8x8x4_F32F16F16F32_NN
{
using DRegisters = float[8];
using ARegisters = uint32_t[2];
using BRegisters = uint32_t[2];
using CRegisters = float[8];
// Register asm fma
CUTE_HOST_DEVICE static void
fma(float & d0, float & d1, float & d2, float & d3,
float & d4, float & d5, float & d6, float & d7,
uint32_t const& a0, uint32_t const& a1,
uint32_t const& b0, uint32_t const& b1,
float const& c0, float const& c1, float const& c2, float const& c3,
float const& c4, float const& c5, float const& c6, float const& c7)
{
#if defined(CUTE_ARCH_MMA_SM70_ENABLED)
asm volatile("mma.sync.aligned.m8n8k4.col.col.f32.f16.f16.f32"
"{%0, %1, %2, %3, %4, %5, %6, %7},"
"{%8, %9},"
"{%10, %11},"
"{%12, %13, %14, %15, %16, %17, %18, %19};"
: "=f"(d0), "=f"(d1), "=f"(d2), "=f"(d3),
"=f"(d4), "=f"(d5), "=f"(d6), "=f"(d7)
: "r"(a0), "r"(a1),
"r"(b0), "r"(b1),
"f"(c0), "f"(c1), "f"(c2), "f"(c3),
"f"(c4), "f"(c5), "f"(c6), "f"(c7));
#else
CUTE_INVALID_CONTROL_PATH("Attempting to use SM70_8x8x4_F32F16F16F32_NN without CUTE_ARCH_MMA_SM70_ENABLED");
#endif
}
};
////////////////////////////////////////////////////////////////////////////////////////////////////
struct SM70_8x8x4_F32F16F16F32_TT
{
using DRegisters = float[8];
using ARegisters = uint32_t[2];
using BRegisters = uint32_t[2];
using CRegisters = float[8];
// Register asm fma
CUTE_HOST_DEVICE static void
fma(float & d0, float & d1, float & d2, float & d3,
float & d4, float & d5, float & d6, float & d7,
uint32_t const& a0, uint32_t const& a1,
uint32_t const& b0, uint32_t const& b1,
float const& c0, float const& c1, float const& c2, float const& c3,
float const& c4, float const& c5, float const& c6, float const& c7)
{
#if defined(CUTE_ARCH_MMA_SM70_ENABLED)
asm volatile("mma.sync.aligned.m8n8k4.row.row.f32.f16.f16.f32"
"{%0, %1, %2, %3, %4, %5, %6, %7},"
"{%8, %9},"
"{%10, %11},"
"{%12, %13, %14, %15, %16, %17, %18, %19};"
: "=f"(d0), "=f"(d1), "=f"(d2), "=f"(d3),
"=f"(d4), "=f"(d5), "=f"(d6), "=f"(d7)
: "r"(a0), "r"(a1),
"r"(b0), "r"(b1),
"f"(c0), "f"(c1), "f"(c2), "f"(c3),
"f"(c4), "f"(c5), "f"(c6), "f"(c7));
#else
CUTE_INVALID_CONTROL_PATH("Attempting to use SM70_8x8x4_F32F16F16F32_TT without CUTE_ARCH_MMA_SM70_ENABLED");
#endif
}
};
////////////////////////////////////////////////////////////////////////////////////////////////////
} // end namespace cute