junrushao1994 commented on a change in pull request #8767:
URL: https://github.com/apache/tvm/pull/8767#discussion_r691576602
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File path: src/tir/schedule/primitive/loop_transformation.cc
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@@ -253,6 +277,137 @@ class WrongFactorProductError : public ScheduleError {
For loop_;
};
+class LoopMultiAppearanceError : public ScheduleError {
+ public:
+ explicit LoopMultiAppearanceError(IRModule mod, For loop)
+ : mod_(std::move(mod)), loop_(std::move(loop)) {}
+
+ String FastErrorString() const final {
+ return "ScheduleError: Some loop appears in the input array for multiple
times.";
+ }
+
+ String DetailRenderTemplate() const final {
+ return "Loop {0} appears in the input array for multiple times.";
+ }
+
+ IRModule mod() const final { return mod_; }
+ Array<ObjectRef> LocationsOfInterest() const final { return {loop_}; }
+
+ IRModule mod_;
+ For loop_;
+};
+
+class LoopsNotALineError : public ScheduleError {
+ public:
+ enum ProblemKind { kNotUnderAScope, kHaveNonSingleBranchStmt };
Review comment:
use enum class instead
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