diff options
Diffstat (limited to 'ethosu/vela/npu_serialisation.py')
-rw-r--r-- | ethosu/vela/npu_serialisation.py | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/ethosu/vela/npu_serialisation.py b/ethosu/vela/npu_serialisation.py index 4542c25b..29ede842 100644 --- a/ethosu/vela/npu_serialisation.py +++ b/ethosu/vela/npu_serialisation.py @@ -18,13 +18,15 @@ # Description: # Serialises and packs an NPU subgraph into tensors. +import struct + +import numpy as np + +from . import driver_actions from .nn_graph import PassPlacement from .tensor import MemArea, Tensor, TensorPurpose, TensorFormat from .operation import Operation from .data_type import DataType -import numpy as np -from . import driver_actions -import struct def make_memory_tensor(name, mem_area, sz, want_values, arch): @@ -75,7 +77,7 @@ def serialise_npu_subgraph_into_tensors(nng, sg, arch, scratch_tens, flash_tens) nng.total_size[scratch_area] = nng.total_size.get(scratch_area, 0) - scratch_size nng.total_elements[scratch_area] = nng.total_elements.get(scratch_area, 0) - scratch_size - if flash_tens == scratch_tens == None: + if flash_tens == scratch_tens is None: # First Npu subgraph, create scratch and flash tensors sg.scratch_tensor = make_memory_tensor(sg.name + "_scratch", scratch_area, scratch_size, False, arch) sg.scratch_tensor.purpose = TensorPurpose.Scratch @@ -88,7 +90,7 @@ def serialise_npu_subgraph_into_tensors(nng, sg, arch, scratch_tens, flash_tens) for cps in sg.cascaded_passes: for ps in cps.passes: - if ps.placement == PassPlacement.Npu and ps.weight_tensor != None: + if ps.placement == PassPlacement.Npu and ps.weight_tensor is not None: # For DMA ops, ps.weight_tensor is referring to the SRAM weight tensor and therefore the address # is pointing at the destination address of where the weights should be placed in SRAM. # This ensures that the Flash weight tensor is used instead and thus gets the correct address. |