Mojo struct

BlockScaledMatmulConfig

struct BlockScaledMatmulConfig[a_type: DType, b_type: DType, c_type: DType, sfa_dtype: DType, sfb_dtype: DType, transpose_b: Bool = True]

Static configuration of GPU matmul.

Fields

cta_group (Int):
mma_shape (IndexList[3]):
cluster_shape (IndexList[3]):
AB_swapped (Bool):
block_swizzle_size (Int):
raster_order (RasterOrder):
register_based_epilogue (Bool):
block_tile_shape (IndexList[3]):
num_split_k (Int):
num_pipeline_stages (Int):
num_clc_pipeline_stages (Int):
num_accum_pipeline_stages (Int):
num_output_stages (Int):
output_tile_shape (IndexList[2]):
a_swizzle (TensorMapSwizzle):
b_swizzle (TensorMapSwizzle):
c_swizzle (TensorMapSwizzle):
k_group_size (Int):
scaling_kind (UMMAKind):
vec_sf_size (Int):
num_sf_k_tiles (Int):
use_cpasync_sfb (Bool):
is_small_bn (Bool):

Implemented traits

AnyType, Copyable, Equatable, Hashable, ImplicitlyCopyable, ImplicitlyDestructible, Movable, RegisterPassable, TrivialRegisterPassable, Writable

`comptime` members

`accum_type`

comptime accum_type = get_accum_type[a_type]()

`sf_block_atom_size`

comptime sf_block_atom_size = (((load_from_mem SF_ATOM_M.__getitem_param__[0]()) * (load_from_mem SF_ATOM_M.__getitem_param__[1]())) * 4)

Methods

`init`

__init__(*, scaling_kind: UMMAKind, cta_group: Int = 2, mma_shape: IndexList[3] = get_mma_shape[a_type, BlockScaledMatmulConfig[a_type, b_type, c_type, sfa_dtype, sfb_dtype, transpose_b].accum_type](), cluster_shape: IndexList[3] = Index[Int, Int, Int](2, 1, 1), AB_swapped: Bool = False, num_split_k: Int = 1, block_swizzle_size: Int = 0, raster_order: RasterOrder = RasterOrder.AlongM, k_group_size: Int = 1, num_pipeline_stages: Optional[Int] = None, num_accum_pipeline_stages: Int = 2, num_clc_pipeline_stages: Int = 2, is_gmm: Bool = False, use_cpasync_sfb: Optional[Bool] = None, is_small_bn: Bool = False, register_based_epilogue: Bool = True) -> Self

`swap_AB_type`

swap_AB_type(self) -> BlockScaledMatmulConfig[b_type, a_type, c_type, sfb_dtype, sfa_dtype, transpose_b]

Returns:

BlockScaledMatmulConfig

`write_to`

write_to[W: Writer](self, mut writer: W)

`write_repr_to`

write_repr_to(self, mut writer: T)

Fields​

Implemented traits​

comptime members​

accum_type​

sf_block_atom_size​

Methods​

__init__​

swap_AB_type​

write_to​

write_repr_to​