Files
sglang/sgl-kernel/python/sgl_kernel/quantization/gguf.py

63 lines
1.6 KiB
Python

import torch
def ggml_dequantize(
weight: torch.Tensor, quant_type: int, M: int, N: int, dtype: torch.dtype
):
assert M > 0 and N > 0, "GGUF weight Input shape must be of positive dimensions"
return torch.ops.sgl_kernel.ggml_dequantize.default(weight, quant_type, M, N, dtype)
def ggml_mul_mat_vec_a8(
weight: torch.Tensor, x: torch.Tensor, quant_type: int, row: int
) -> torch.Tensor:
return torch.ops.sgl_kernel.ggml_mul_mat_vec_a8.default(weight, x, quant_type, row)
def ggml_mul_mat_a8(
weight: torch.Tensor, x: torch.Tensor, quant_type: int, row: int
) -> torch.Tensor:
return torch.ops.sgl_kernel.ggml_mul_mat_a8.default(weight, x, quant_type, row)
def ggml_moe_a8(
input: torch.Tensor,
weight: torch.Tensor,
sorted_token_ids: torch.Tensor,
expert_ids: torch.Tensor,
num_token_post_padded: torch.Tensor,
type: int,
row: int,
topk: int,
tokens: int,
) -> torch.Tensor:
return torch.ops.sgl_kernel.ggml_moe_a8.default(
input,
weight,
sorted_token_ids,
expert_ids,
num_token_post_padded,
type,
row,
topk,
tokens,
)
def ggml_moe_a8_vec(
input: torch.Tensor,
weight: torch.Tensor,
topk_ids: torch.Tensor,
top_k: int,
type: int,
row: int,
tokens: int,
) -> torch.Tensor:
return torch.ops.sgl_kernel.ggml_moe_a8_vec.default(
input, weight, topk_ids, top_k, type, row, tokens
)
def ggml_moe_get_block_size(type: int) -> int:
return torch.ops.sgl_kernel.ggml_moe_get_block_size.default(type)