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[Inference/Feat] Add kvcache quant support for fused_rotary_embedding_cache_copy (#5680)

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傅剑寒
2024-04-30 18:33:53 +08:00
committed by GitHub
parent 5cd75ce4c7
commit ef8e4ffe31
7 changed files with 226 additions and 125 deletions
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5
extensions/csrc/kernel/cuda/utils/vec_copy.h
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@@ -11,6 +11,7 @@ namespace colossalAI {
namespace cuda {
namespace utils {
// Note(LiuYang): Depreciated
template <typename T, int vec_size>
__device__ __inline__ void copy_vector(T *dst, const T *src) {
using VT = typename common::VecTypeTrait<T, vec_size>::Type;
@@ -26,6 +27,7 @@ __device__ __inline__ void copy_vector<float, 8>(float *dst, const float *src) {
*(reinterpret_cast<const float4 *>(src + 4));
}
// Note(LiuYang): Depreciated
template <typename T, int VecSize>
__device__ __inline__ void copy_zero_vector(T *dst) {
using VT = typename common::VecTypeTrait<T, VecSize>::Type;
@@ -36,13 +38,12 @@ template <typename SrcT, typename DstT, int vec_size>
__device__ __inline__ void copy(const SrcT *src, DstT *dst) {
using SrcVT = typename common::VecTypeTrait<SrcT, vec_size>::Type;
using DstVT = typename common::VecTypeTrait<DstT, vec_size>::Type;
// Note(LiuYang): Here static_cast can't be used for cast between two pointer
*(reinterpret_cast<DstVT *>(dst)) = funcs::CastFunctor<SrcVT, DstVT>()(
*(reinterpret_cast<const SrcVT *>(src)));
}
template <typename T, int vec_size>
__device__ __inline__ void copy<T, T, vec_size>(const T *src, T *dst) {
__device__ __inline__ void copy(const T *src, T *dst) {
using VT = typename common::VecTypeTrait<T, vec_size>::Type;
*(reinterpret_cast<VT *>(dst)) = *(reinterpret_cast<const VT *>(src));
}