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2026-07-13 13:33:03 +08:00

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C++

//
// RopeBufExecution.hpp
// MNN
//
// OpenCL buffer-path implementation of RoPE (Rotary Positional Embedding).
//
#ifdef MNN_SUPPORT_TRANSFORMER_FUSE
#ifndef RopeBufExecution_hpp
#define RopeBufExecution_hpp
#include "backend/opencl/execution/image/CommonExecution.hpp"
namespace MNN {
namespace OpenCL {
class RopeBufExecution : public CommonExecution {
public:
RopeBufExecution(const MNN::Op* op, Backend* backend);
RopeBufExecution(const MNN::Op* op, Backend* backend, int ropeCutHeadDim, int numHead, int kvNumHead, int headDim,
std::shared_ptr<cl::Buffer> qGamma, float qEps, std::shared_ptr<cl::Buffer> kGamma, float kEps);
virtual ~RopeBufExecution() = default;
virtual ErrorCode onEncode(const std::vector<Tensor*>& inputs, const std::vector<Tensor*>& outputs) override;
virtual bool onClone(Backend* bn, const Op* op, Execution** dst) override;
private:
OpenCLBackend* mOpenCLBackend = nullptr;
uint32_t mMaxWorkGroupSize = 0;
std::vector<uint32_t> mGlobalWorkSize = {1, 1, 1};
std::vector<uint32_t> mLocalWorkSize = {1, 1, 1};
int mRopeCutHeadDim = 0;
int mNumHead = 0;
int mKvNumHead = 0;
int mHeadDim = 0;
std::shared_ptr<cl::Buffer> mQGamma;
std::shared_ptr<cl::Buffer> mKGamma;
float mQEps = 0.0f;
float mKEps = 0.0f;
};
} // namespace OpenCL
} // namespace MNN
#endif /* RopeBufExecution_hpp */
#endif /* MNN_SUPPORT_TRANSFORMER_FUSE */