Lunderberg commented on code in PR #16655:
URL: https://github.com/apache/tvm/pull/16655#discussion_r1521716997
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src/tir/ir/tir_visitor_with_path.cc:
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@@ -199,12 +174,23 @@ void TIRVisitorWithPath::VisitStmt_(const LetStmtNode*
op, ObjectPath path) {
void TIRVisitorWithPath::VisitStmt_(const AttrStmtNode* op, ObjectPath path) {
Visit(op->value, path->Attr("value"));
- std::optional<DefContext<IterVar>> context = std::nullopt;
+ std::vector<std::variant<DefContext<IterVar>, DefContext<Var>>> context;
if (auto iter_var = op->node.as<IterVar>();
iter_var && (op->attr_key == attr::thread_extent || op->attr_key ==
attr::virtual_thread)) {
// Some attributes serve as a source of definition for the
// tir::Var they annotate.
- context = WithDef(iter_var.value(), path->Attr("node"));
+ context.push_back(WithDef(iter_var.value(), path->Attr("node")));
+ } else if (op->attr_key == attr::buffer_bind_scope) {
Review Comment:
Thank you, and added a comment with description.
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