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moe / dispatch_utils.h

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danieldk HF staff

Add MoE kernels from vLLM

29e93ec about 2 months ago

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	/*
	* Adapted from
	* https://github.com/pytorch/pytorch/blob/v2.0.1/aten/src/ATen/Dispatch.h
	*/
	#pragma once

	#include <torch/all.h>

	#define VLLM_DISPATCH_CASE_FLOATING_TYPES(...) \
	AT_DISPATCH_CASE(at::ScalarType::Float, __VA_ARGS__) \
	AT_DISPATCH_CASE(at::ScalarType::Half, __VA_ARGS__) \
	AT_DISPATCH_CASE(at::ScalarType::BFloat16, __VA_ARGS__)

	#define VLLM_DISPATCH_FLOATING_TYPES(TYPE, NAME, ...) \
	AT_DISPATCH_SWITCH(TYPE, NAME, VLLM_DISPATCH_CASE_FLOATING_TYPES(__VA_ARGS__))

	#define VLLM_DISPATCH_CASE_FLOATING_AND_BYTE_TYPES(...) \
	AT_DISPATCH_CASE(at::ScalarType::Float, __VA_ARGS__) \
	AT_DISPATCH_CASE(at::ScalarType::Half, __VA_ARGS__) \
	AT_DISPATCH_CASE(at::ScalarType::BFloat16, __VA_ARGS__) \
	AT_DISPATCH_CASE(at::ScalarType::Byte, __VA_ARGS__)

	#define VLLM_DISPATCH_FLOATING_AND_BYTE_TYPES(TYPE, NAME, ...) \
	AT_DISPATCH_SWITCH(TYPE, NAME, \
	VLLM_DISPATCH_CASE_FLOATING_AND_BYTE_TYPES(__VA_ARGS__))

	#define VLLM_DISPATCH_CASE_INTEGRAL_TYPES(...) \
	AT_DISPATCH_CASE(at::ScalarType::Byte, __VA_ARGS__) \
	AT_DISPATCH_CASE(at::ScalarType::Char, __VA_ARGS__) \
	AT_DISPATCH_CASE(at::ScalarType::Short, __VA_ARGS__) \
	AT_DISPATCH_CASE(at::ScalarType::Int, __VA_ARGS__) \
	AT_DISPATCH_CASE(at::ScalarType::Long, __VA_ARGS__)

	#define VLLM_DISPATCH_INTEGRAL_TYPES(TYPE, NAME, ...) \
	AT_DISPATCH_SWITCH(TYPE, NAME, VLLM_DISPATCH_CASE_INTEGRAL_TYPES(__VA_ARGS__))