ekalda commented on a change in pull request #9209:
URL: https://github.com/apache/tvm/pull/9209#discussion_r724833711
##########
File path: python/tvm/relay/backend/contrib/ethosu/legalize.py
##########
@@ -208,6 +208,96 @@ def __call__(self, *args, **kwargs):
pass
+class EthosuDepthwise2DRewriter(DFPatternCallback):
+ """Convert ethosu.qnn_depthwise2d composite functions to
ethosu_depthwise2d operators"""
+
+ def __init__(self):
+ super().__init__(require_type=True)
+ self.pattern = (
+ wildcard().has_attr({"Composite":
ethosu_patterns.QnnDepthwise2DParams.composite_name})
+ )(wildcard())
+
+ def callback(
+ self, pre: tvm.relay.Expr, post: tvm.relay.Expr, node_map:
tvm.ir.container.Map
+ ) -> tvm.relay.Expr:
+ params = ethosu_patterns.QnnDepthwise2DParams(post.op.body)
+ params.ifm.tensor = post.args[0]
+ channels_map = {
+ "NHWC": 3,
+ }
+ if str(params.ofm.layout) not in channels_map.keys():
+ raise UnsupportedLayout(str(params.ofm.layout))
+ kernel_shape_map = {
+ "HWOI": params.weights.shape[0:2],
Review comment:
IIRC, in the Relay that corresponds to depthwise conv2d operator from
TFLite, the weights are always in HWOI, that's why other formats are not
handled here.
##########
File path: python/tvm/relay/op/contrib/ethosu.py
##########
@@ -223,12 +223,13 @@ def __init__(self, func_body: tvm.relay.Function):
self.strides = qnn_conv2d.attrs.strides
self.dilation = qnn_conv2d.attrs.dilation
self.activation = activation
+ self.channels = qnn_conv2d.attrs.channels
Review comment:
Done
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