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Diffstat (limited to 'ethosu/vela/register_command_stream_generator.py')
-rw-r--r--ethosu/vela/register_command_stream_generator.py11
1 files changed, 9 insertions, 2 deletions
diff --git a/ethosu/vela/register_command_stream_generator.py b/ethosu/vela/register_command_stream_generator.py
index a2b2f4d0..120cf8b1 100644
--- a/ethosu/vela/register_command_stream_generator.py
+++ b/ethosu/vela/register_command_stream_generator.py
@@ -569,8 +569,15 @@ def generate_register_command_stream(nng, sg, arch, verbose=False):
emit.cmd0_with_param(cmd0.NPU_SET_IFM_PAD_BOTTOM, explicit_padding[2])
emit.cmd0_with_param(cmd0.NPU_SET_IFM_PAD_RIGHT, explicit_padding[3])
- stride = primary_op.attrs["strides"][2] - 1
- stride |= (primary_op.attrs["strides"][1] - 1) << 1
+ # set kernel x stride low bit
+ stride = primary_op.attrs["strides"][2] - 1 & 1
+ # set kernel y stride low bit
+ stride |= (primary_op.attrs["strides"][1] - 1 & 1) << 1
+ # set kernel x stride extension bits
+ stride |= (primary_op.attrs["strides"][2] - 1 >> 1) << 6
+ # set kernel y stride extension bits
+ stride |= (primary_op.attrs["strides"][1] - 1 >> 1) << 9
+
if npu_block_type == NpuBlockType.Pooling:
k_height, k_width = primary_op.attrs["ksize"][1:3]