icemelon9 commented on a change in pull request #5429:
URL: https://github.com/apache/incubator-tvm/pull/5429#discussion_r418644047
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File path: src/relay/op/tensor/transform.cc
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@@ -504,17 +548,38 @@ bool ReshapeRel(const Array<Type>& types,
return false;
}
- const auto* param = attrs.as<ReshapeAttrs>();
+ Array<IndexExpr> oshape;
Array<IndexExpr> data_shape;
Array<Integer> newshape;
- if (param->reverse) {
- data_shape.assign(data->shape.rbegin(), data->shape.rend());
- newshape.assign(param->newshape.rbegin(), param->newshape.rend());
+ const ConstantNode *attr_newshape;
+
+ if ((attr_newshape = param->newshape.as<ConstantNode>())) {
+ Array<Integer> temp;
+
+ CHECK_EQ(attr_newshape->data->ndim, 1);
+ for (int i = 0; i < attr_newshape->data->shape[0]; i++) {
+ temp.push_back(Integer(static_cast<int>(ToScalar(attr_newshape->data,
i))));
+ }
+
+ if (param->reverse) {
+ data_shape.assign(data->shape.rbegin(), data->shape.rend());
+ newshape.assign(temp.rbegin(), temp.rend());
+ } else {
+ data_shape = data->shape;
+ newshape = temp;
+ }
} else {
- data_shape = data->shape;
- newshape = param->newshape;
+ const auto* newshape = types[1].as<TensorTypeNode>();
+
+ // Doesn't support dynamic output rank
+ for (int i = 0; i < newshape->shape[0].as<IntImmNode>()->value; i++) {
Review comment:
This could be incorrect if we have special values like -2, -3, -4.
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