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-rw-r--r--ethosu/vela/tensor.py13
1 files changed, 9 insertions, 4 deletions
diff --git a/ethosu/vela/tensor.py b/ethosu/vela/tensor.py
index d4f6a409..3ad9b253 100644
--- a/ethosu/vela/tensor.py
+++ b/ethosu/vela/tensor.py
@@ -439,20 +439,25 @@ class Tensor:
def has_fully_defined_shape(self):
return shape_fully_defined(self.shape)
- def storage_size(self):
- raw_size = self.storage_elements() * self.element_size()
+ def storage_size(self, scale=1.0):
+ raw_size = self.storage_elements() * self.element_size() * scale
if raw_size == 0:
raw_size = 1 # force it to take up space
rounded_size = numeric_util.round_up(numeric_util.round_up_to_int(raw_size), self.alignment)
return rounded_size
- def storage_size_for_sub_purpose(self, sub_purpose, param_a=None, param_b=None):
+ def storage_size_for_sub_purpose(self, arch, sub_purpose, param_a=None, param_b=None):
alt_shape = self.storage_shape_for_sub_purpose(sub_purpose, param_a, param_b)
elems = shape_num_elements(alt_shape)
if elems is None:
return 0
if sub_purpose == TensorSubPurpose.DoubleBuffer:
- raw_size = elems * self.element_size() * self.compression_scale_for_worst_weight_stream
+ raw_size = (
+ elems
+ * self.element_size()
+ * self.compression_scale_for_worst_weight_stream
+ * arch.weight_estimation_scaling
+ )
else:
# Rolling buffers are used for intermediate data in ifm streaming
# These will all use the NHCWB16 format, and need to be aligned to 16 in the C-dimension