diff options
Diffstat (limited to 'ggml-cuda/quantize.cu')
-rw-r--r-- | ggml-cuda/quantize.cu | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/ggml-cuda/quantize.cu b/ggml-cuda/quantize.cu index a1fbc993..7578c4b6 100644 --- a/ggml-cuda/quantize.cu +++ b/ggml-cuda/quantize.cu @@ -1,20 +1,20 @@ #include "quantize.cuh" -static __global__ void quantize_q8_1(const float * __restrict__ x, void * __restrict__ vy, const int kx, const int kx_padded) { - const int ix = blockDim.x*blockIdx.x + threadIdx.x; +static __global__ void quantize_q8_1(const float * __restrict__ x, void * __restrict__ vy, const int64_t kx, const int64_t kx_padded) { + const int64_t ix = (int64_t)blockDim.x*blockIdx.x + threadIdx.x; if (ix >= kx_padded) { return; } - const int iy = blockDim.y*blockIdx.y + threadIdx.y; + const int64_t iy = (int64_t)blockDim.y*blockIdx.y + threadIdx.y; - const int i_padded = iy*kx_padded + ix; + const int64_t i_padded = (int64_t)iy*kx_padded + ix; block_q8_1 * y = (block_q8_1 *) vy; - const int ib = i_padded / QK8_1; // block index - const int iqs = i_padded % QK8_1; // quant index + const int64_t ib = i_padded / QK8_1; // block index + const int64_t iqs = i_padded % QK8_1; // quant index const float xi = ix < kx ? x[iy*kx + ix] : 0.0f; float amax = fabsf(xi); @@ -36,8 +36,8 @@ static __global__ void quantize_q8_1(const float * __restrict__ x, void * __rest reinterpret_cast<half&>(y[ib].ds.y) = sum; } -void quantize_row_q8_1_cuda(const float * x, void * vy, const int kx, const int ky, const int kx_padded, cudaStream_t stream) { - const int block_num_x = (kx_padded + CUDA_QUANTIZE_BLOCK_SIZE - 1) / CUDA_QUANTIZE_BLOCK_SIZE; +void quantize_row_q8_1_cuda(const float * x, void * vy, const int64_t kx, const int64_t ky, const int64_t kx_padded, cudaStream_t stream) { + const int64_t block_num_x = (kx_padded + CUDA_QUANTIZE_BLOCK_SIZE - 1) / CUDA_QUANTIZE_BLOCK_SIZE; const dim3 num_blocks(block_num_x, ky, 1); const dim3 block_size(CUDA_QUANTIZE_BLOCK_SIZE, 1, 1); quantize_q8_1<<<num_blocks, block_size, 0, stream>>>(x, vy, kx, kx_padded); |