junrushao1994 commented on a change in pull request #9871:
URL: https://github.com/apache/tvm/pull/9871#discussion_r780639226
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File path: src/tir/schedule/analysis.h
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@@ -442,6 +442,79 @@ bool CanComputeAt(const ScheduleState& self, const
StmtSRef& block_sref, const S
bool CanReverseComputeAt(const ScheduleState& self, const StmtSRef& block_sref,
const StmtSRef& loop_sref, bool preserve_unit_loops);
+/******** Tensorization Related ********/
+
+using ExprComparator = ExprFunctor<bool(const PrimExpr& n, const PrimExpr&
other)>;
+using StmtComparator = StmtFunctor<bool(const Stmt& n, const Stmt& other)>;
+
+/*! \brief Deep comparison to check if two IR ASTs are equivalent */
+class TensorizeComparator : public ExprComparator, public StmtComparator {
+ public:
+ /*!
+ * \brief Constructor of TensorizeComparator
+ * \param assert_mode Whether to raise an error if the two IR ASTs do not
match.
+ */
+ explicit TensorizeComparator(bool assert_mode = true) :
assert_mode_(assert_mode) {}
+
+ // Map from rhs buffer to lhs buffer
+ std::unordered_map<Buffer, Buffer, ObjectHash, ObjectEqual> rhs_buffer_map_;
Review comment:
They are not :-(
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