TensorRT-LLMs/cpp/tensorrt_llm/thop/fp4Quantize.h
Yukun He bb7bcc75c2
feat: Fallback to NCCL for various patterns when input size is large. (#4080)
* Fallback to NCCL for various patterns when input size is large.
Move the previous implementation to cpp side.

Signed-off-by: Yukun He <23156053+hyukn@users.noreply.github.com>

* Revising.

Signed-off-by: Yukun He <23156053+hyukn@users.noreply.github.com>

---------

Signed-off-by: Yukun He <23156053+hyukn@users.noreply.github.com>
2025-05-08 11:13:13 -07:00

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987 B
C++

/*
* Copyright (c) 2025, NVIDIA CORPORATION. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include "tensorrt_llm/common/cudaUtils.h"
#include "tensorrt_llm/thop/thUtils.h"
#include <ATen/cuda/EmptyTensor.h>
#include <cstdint>
namespace torch_ext
{
std::tuple<torch::Tensor, torch::Tensor> fp4_quantize(torch::Tensor const& self, torch::Tensor const& globalScale,
int64_t sfVecSize, bool sfUseUE8M0, bool isSfSwizzledLayout);
}