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authorAndreas Nevalainen <andreas.nevalainen@arm.com>2020-10-28 15:42:08 +0100
committerpatrik.gustavsson <patrik.gustavsson@arm.com>2020-11-11 08:34:16 +0000
commit897cc14968e017b1f48f376f7f7cefc515c5fe88 (patch)
tree27d17a59f1529c1ed0b1cc59e60438ee7f5d29d2 /ethosu/vela/register_command_stream_generator.py
parent73320a48dfa711f5938b0e3d8e03b9858558b899 (diff)
downloadethos-u-vela-897cc14968e017b1f48f376f7f7cefc515c5fe88.tar.gz
MLBEDSW-3222: Bias tensors in fast storage
For IFM streamed cascades bias tensors are read several times. Moves these tensors to fast storage and add DMA commands. Change-Id: I630f6275986c1b5e3f126c925b11e22500fb1128 Signed-off-by: Andreas Nevalainen <andreas.nevalainen@arm.com>
Diffstat (limited to 'ethosu/vela/register_command_stream_generator.py')
-rw-r--r--ethosu/vela/register_command_stream_generator.py7
1 files changed, 5 insertions, 2 deletions
diff --git a/ethosu/vela/register_command_stream_generator.py b/ethosu/vela/register_command_stream_generator.py
index 0abd8828..e5e4fb14 100644
--- a/ethosu/vela/register_command_stream_generator.py
+++ b/ethosu/vela/register_command_stream_generator.py
@@ -388,8 +388,11 @@ def generate_register_command_stream(nng, sg, arch, verbose=False):
dst_addr = cmd.out_tensor.address_for_coordinate(start_coord)
if cmd.in_tensor.compressed_values is not None:
- stream_index = cmd.in_tensor.compressed_stream_index_from_coord(start_coord)
- sz = cmd.in_tensor.size_of_compressed_stream(stream_index)
+ if cmd.out_tensor.purpose == TensorPurpose.FSBias:
+ sz = cmd.in_tensor.storage_size()
+ else:
+ stream_index = cmd.in_tensor.compressed_stream_index_from_coord(start_coord)
+ sz = cmd.in_tensor.size_of_compressed_stream(stream_index)
else:
sz = cmd.in_tensor.address_for_coordinate(cmd.box.end_coord, is_top_box=True) - src_addr