crazy-cat commented on a change in pull request #7393: add depthwise
convolution's gpu version optimization
URL: https://github.com/apache/incubator-mxnet/pull/7393#discussion_r132098910
##########
File path: src/operator/convolution.cu
##########
@@ -45,6 +47,18 @@ Operator* CreateOp<gpu>(ConvolutionParam param, int dtype,
})
return op;
}
+
+ // depth wise conv
+ if (!param.depthwise_conv_off &&
+ param.num_filter == param.num_group &&
+ param.layout.value() == mshadow::kNCHW &&
+ param.num_filter == (*in_shape)[conv::kData][1] &&
+ param.kernel.ndim() == 2 &&
+ param.dilate == mshadow::Shape2(1, 1) &&
+ dtype == mshadow::kFloat32) {
Review comment:
We are no processing in cuda kernel when dtype==mshadow::kFloat16
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