| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| /*! |
| * \file tvm/ir/span.h |
| * \brief Span information for debugging purposes. |
| */ |
| #ifndef TVM_IR_SPAN_H_ |
| #define TVM_IR_SPAN_H_ |
| |
| #include <tvm/node/node.h> |
| #include <tvm/runtime/object.h> |
| |
| #include <string> |
| |
| namespace tvm { |
| /*! |
| * \brief The source name in the Span |
| * \sa SourceNameNode, Span |
| */ |
| class SourceName; |
| /*! |
| * \brief The name of a source fragment. |
| */ |
| class SourceNameNode : public Object { |
| public: |
| /*! \brief The source name. */ |
| String name; |
| // override attr visitor |
| void VisitAttrs(AttrVisitor* v) { v->Visit("name", &name); } |
| |
| bool SEqualReduce(const SourceNameNode* other, SEqualReducer equal) const { |
| return equal(name, other->name); |
| } |
| |
| static constexpr const char* _type_key = "SourceName"; |
| TVM_DECLARE_FINAL_OBJECT_INFO(SourceNameNode, Object); |
| }; |
| |
| /*! |
| * \brief The source name of a file span. |
| * \sa SourceNameNode, Span |
| */ |
| class SourceName : public ObjectRef { |
| public: |
| /*! |
| * \brief Get an SourceName for a given operator name. |
| * Will raise an error if the source name has not been registered. |
| * \param name Name of the operator. |
| * \return SourceName valid throughout program lifetime. |
| */ |
| TVM_DLL static SourceName Get(const String& name); |
| |
| TVM_DEFINE_OBJECT_REF_METHODS(SourceName, ObjectRef, SourceNameNode); |
| }; |
| |
| /*! |
| * \brief Span information for debugging purposes |
| */ |
| class Span; |
| /*! |
| * \brief Stores locations in frontend source that generated a node. |
| */ |
| class SpanNode : public Object { |
| public: |
| /*! \brief The source name. */ |
| SourceName source_name; |
| /*! \brief The line number. */ |
| int line; |
| /*! \brief The column offset. */ |
| int column; |
| /*! \brief The end line number. */ |
| int end_line; |
| /*! \brief The end column number. */ |
| int end_column; |
| |
| // override attr visitor |
| void VisitAttrs(AttrVisitor* v) { |
| v->Visit("source_name", &source_name); |
| v->Visit("line", &line); |
| v->Visit("column", &column); |
| v->Visit("end_line", &end_line); |
| v->Visit("end_column", &end_column); |
| } |
| |
| bool SEqualReduce(const SpanNode* other, SEqualReducer equal) const { |
| return equal(source_name, other->source_name) && equal(line, other->line) && |
| equal(column, other->column) && equal(end_line, other->end_line) && |
| equal(end_column, other->end_column); |
| } |
| |
| static constexpr const char* _type_key = "Span"; |
| TVM_DECLARE_FINAL_OBJECT_INFO(SpanNode, Object); |
| }; |
| |
| class Span : public ObjectRef { |
| public: |
| TVM_DLL Span(SourceName source_name, int line, int end_line, int column, int end_column); |
| |
| /*! \brief Merge two spans into one which captures the combined regions. */ |
| TVM_DLL Span Merge(const Span& other); |
| |
| TVM_DEFINE_OBJECT_REF_METHODS(Span, ObjectRef, SpanNode); |
| }; |
| |
| } // namespace tvm |
| #endif // TVM_IR_SPAN_H_ |