33 lines
719 B
Plaintext
33 lines
719 B
Plaintext
#pragma once
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/**
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* __device__ datatypes vectorized by 4
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*/
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// Include both AMD and NVIDIA fp8 types to avoid circular import
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#include <c10/util/Float8_e4m3fnuz.h>
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#include <c10/util/Float8_e4m3fn.h>
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namespace vllm {
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// Vectorization containers
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template <typename scalar_t>
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struct __align__(8) vec4_t {
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scalar_t x;
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scalar_t y;
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scalar_t z;
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scalar_t w;
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};
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template <typename quant_type_t>
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struct __align__(4) q8x4_t {
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static_assert(std::is_same_v<quant_type_t, int8_t> ||
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std::is_same_v<quant_type_t, c10::Float8_e4m3fn> ||
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std::is_same_v<quant_type_t, c10::Float8_e4m3fnuz>);
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quant_type_t x;
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quant_type_t y;
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quant_type_t z;
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quant_type_t w;
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};
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} // namespace vllm
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