gpt4all/gpt4all-backend/llamamodel_impl.h
Jared Van Bortel 061d1969f8
expose n_gpu_layers parameter of llama.cpp (#1890)
Also dynamically limit the GPU layers and context length fields to the maximum supported by the model.

Signed-off-by: Jared Van Bortel <jared@nomic.ai>
2024-01-31 14:17:44 -05:00

51 lines
2.0 KiB
C++

#ifndef LLAMAMODEL_H_I_KNOW_WHAT_I_AM_DOING_WHEN_INCLUDING_THIS_FILE
#error This file is NOT meant to be included outside of llamamodel.cpp. Doing so is DANGEROUS. Be sure to know what you are doing before proceeding to #define LLAMAMODEL_H_I_KNOW_WHAT_I_AM_DOING_WHEN_INCLUDING_THIS_FILE
#endif
#ifndef LLAMAMODEL_H
#define LLAMAMODEL_H
#include <functional>
#include <memory>
#include <string>
#include <vector>
#include "llmodel.h"
struct LLamaPrivate;
class LLamaModel : public LLModel {
public:
LLamaModel();
~LLamaModel();
bool supportsEmbedding() const override { return false; }
bool supportsCompletion() const override { return true; }
bool loadModel(const std::string &modelPath, int n_ctx, int ngl) override;
bool isModelLoaded() const override;
size_t requiredMem(const std::string &modelPath, int n_ctx, int ngl) override;
size_t stateSize() const override;
size_t saveState(uint8_t *dest) const override;
size_t restoreState(const uint8_t *src) override;
void setThreadCount(int32_t n_threads) override;
int32_t threadCount() const override;
std::vector<GPUDevice> availableGPUDevices(size_t memoryRequired) const override;
bool initializeGPUDevice(size_t memoryRequired, const std::string& name) const override;
bool initializeGPUDevice(int device, std::string *unavail_reason) const override;
bool hasGPUDevice() override;
bool usingGPUDevice() override;
private:
std::unique_ptr<LLamaPrivate> d_ptr;
protected:
std::vector<Token> tokenize(PromptContext &, const std::string&) const override;
std::string tokenToString(Token) const override;
Token sampleToken(PromptContext& ctx) const override;
bool evalTokens(PromptContext& ctx, const std::vector<int32_t> &tokens) const override;
int32_t contextLength() const override;
const std::vector<Token>& endTokens() const override;
int32_t maxContextLength(std::string const &modelPath) const override;
int32_t layerCount(std::string const &modelPath) const override;
};
#endif // LLAMAMODEL_H