merrymercy commented on a change in pull request #7161:
URL: https://github.com/apache/tvm/pull/7161#discussion_r548457440
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File path: src/auto_scheduler/compute_dag.cc
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@@ -1452,5 +1453,29 @@
TVM_REGISTER_GLOBAL("auto_scheduler.RewriteIndexForNewLayout")
return index_rewriter.Rewrite(body);
});
+TVM_REGISTER_GLOBAL("auto_scheduler.GetShapeFromRewrittenLayout")
+ .set_body_typed([](String rewritten_layout, Array<String> axis_names) {
+ Array<PrimExpr> shape;
+ std::vector<std::string> extracted_names;
+ topi::parse_auto_scheduler_layout(rewritten_layout, &shape,
&extracted_names);
+
+ Array<PrimExpr> ret(axis_names.size(), 1);
+
+ for (size_t i = 0; i < axis_names.size(); ++i) {
+ bool found = false;
+ for (size_t j = 0; j < extracted_names.size(); ++j) {
+ if (axis_names[i] == extracted_names[j]) {
+ ret.Set(i, ret[i] * shape[j]);
+ found = true;
Review comment:
We should not break here. The axis appears multiple times and we compute
the accumulated product.
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