Files
concrete/backends/concrete-cuda/implementation/include/bootstrap_multibit.h
2023-07-26 10:43:43 -03:00

42 lines
1.7 KiB
C++

#ifndef CUDA_MULTI_BIT_H
#define CUDA_MULTI_BIT_H
#include <cstdint>
extern "C" {
void cuda_convert_lwe_multi_bit_bootstrap_key_64(
void *dest, void *src, void *v_stream, uint32_t gpu_index,
uint32_t input_lwe_dim, uint32_t glwe_dim, uint32_t level_count,
uint32_t polynomial_size, uint32_t grouping_factor);
void cuda_multi_bit_pbs_lwe_ciphertext_vector_64(
void *v_stream, uint32_t gpu_index, void *lwe_array_out, void *lut_vector,
void *lut_vector_indexes, void *lwe_array_in, void *bootstrapping_key,
int8_t *pbs_buffer, uint32_t lwe_dimension, uint32_t glwe_dimension,
uint32_t polynomial_size, uint32_t grouping_factor, uint32_t base_log,
uint32_t level_count, uint32_t num_samples, uint32_t num_lut_vectors,
uint32_t lwe_idx, uint32_t max_shared_memory, uint32_t chunk_size = 0);
void scratch_cuda_multi_bit_pbs_64(
void *v_stream, uint32_t gpu_index, int8_t **pbs_buffer,
uint32_t lwe_dimension, uint32_t glwe_dimension, uint32_t polynomial_size,
uint32_t level_count, uint32_t grouping_factor,
uint32_t input_lwe_ciphertext_count, uint32_t max_shared_memory,
bool allocate_gpu_memory, uint32_t chunk_size = 0);
void cleanup_cuda_multi_bit_pbs(void *v_stream, uint32_t gpu_index,
int8_t **pbs_buffer);
}
#ifdef __CUDACC__
__host__ uint32_t get_lwe_chunk_size(uint32_t lwe_dimension,
uint32_t level_count,
uint32_t glwe_dimension,
uint32_t num_samples);
__host__ uint64_t get_max_buffer_size_multibit_bootstrap(
uint32_t glwe_dimension, uint32_t polynomial_size, uint32_t level_count,
uint32_t max_input_lwe_ciphertext_count);
#endif
#endif // CUDA_MULTI_BIT_H