def get_configs_io_bound()

in bitsandbytes/triton/int8_matmul_rowwise_dequantize.py [0:0]

• 24 lines of code
• 7 McCabe index (conditional complexity)

    def get_configs_io_bound():
        configs = []
        for num_stages in [2, 3, 4, 5, 6]:
            for block_m in [16, 32]:
                for block_k in [32, 64]:
                    for block_n in [32, 64, 128, 256]:
                        num_warps = 2 if block_n <= 64 else 4
                        configs.append(
                            triton.Config(
                                {"BLOCK_M": block_m, "BLOCK_N": block_n, "BLOCK_K": block_k, "SPLIT_K": 1},
                                num_stages=num_stages,
                                num_warps=num_warps,
                            ),
                        )
                        # split_k
                        for split_k in [2, 4, 8, 16]:
                            configs.append(
                                triton.Config(
                                    {"BLOCK_M": block_m, "BLOCK_N": block_n, "BLOCK_K": block_k, "SPLIT_K": split_k},
                                    num_stages=num_stages,
                                    num_warps=num_warps,
                                    pre_hook=init_to_zero("C"),
                                ),
                            )
        return configs