source_map.h

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/*
 * 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.
 */
#ifndef TVM_IR_SOURCE_MAP_H_
#define TVM_IR_SOURCE_MAP_H_
 
#include <tvm/ffi/function.h>
#include <tvm/ffi/reflection/registry.h>
#include <tvm/node/node.h>
#include <tvm/runtime/object.h>
 
#include <fstream>
#include <string>
#include <utility>
#include <vector>
 
namespace tvm {
 
class SourceName;
class SourceNameNode : public Object {
 public:
  String name;
 
  static void RegisterReflection() {
    namespace refl = tvm::ffi::reflection;
    refl::ObjectDef<SourceNameNode>().def_ro("name", &SourceNameNode::name);
  }
 
  static constexpr TVMFFISEqHashKind _type_s_eq_hash_kind = kTVMFFISEqHashKindTreeNode;
  static constexpr const char* _type_key = "ir.SourceName";
  TVM_DECLARE_FINAL_OBJECT_INFO(SourceNameNode, Object);
};
 
class SourceName : public ObjectRef {
 public:
  TVM_DLL static SourceName Get(const String& name);
 
  TVM_DEFINE_OBJECT_REF_METHODS(SourceName, ObjectRef, SourceNameNode);
};
 
class Span;
class SpanNode : public Object {
 public:
  SourceName source_name;
  int line;
  int column;
  int end_line;
  int end_column;
 
  static void RegisterReflection() {
    namespace refl = tvm::ffi::reflection;
    refl::ObjectDef<SpanNode>()
        .def_ro("source_name", &SpanNode::source_name)
        .def_ro("line", &SpanNode::line)
        .def_ro("column", &SpanNode::column)
        .def_ro("end_line", &SpanNode::end_line)
        .def_ro("end_column", &SpanNode::end_column);
  }
 
  static constexpr TVMFFISEqHashKind _type_s_eq_hash_kind = kTVMFFISEqHashKindTreeNode;
  static constexpr const char* _type_key = "ir.Span";
  TVM_DECLARE_BASE_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);
 
  TVM_DLL Span Merge(const Span& other) const;
 
  TVM_DEFINE_OBJECT_REF_METHODS(Span, ObjectRef, SpanNode);
};
 
class SequentialSpanNode : public SpanNode {
 public:
  Array<Span> spans;
 
  static void RegisterReflection() {
    namespace refl = tvm::ffi::reflection;
    refl::ObjectDef<SequentialSpanNode>().def_ro("spans", &SequentialSpanNode::spans);
  }
 
  static constexpr const char* _type_key = "ir.SequentialSpan";
  TVM_DECLARE_FINAL_OBJECT_INFO(SequentialSpanNode, SpanNode);
};
 
class SequentialSpan : public Span {
 public:
  TVM_DLL SequentialSpan(Array<Span> spans);
 
  TVM_DLL SequentialSpan(std::initializer_list<Span> init);
 
  TVM_DEFINE_OBJECT_REF_METHODS(SequentialSpan, Span, SequentialSpanNode);
};
 
class Source;
 
class SourceNode : public Object {
 public:
  SourceName source_name;
 
  String source;
 
  std::vector<std::pair<int, int>> line_map;
 
  static void RegisterReflection() {
    namespace refl = tvm::ffi::reflection;
    refl::ObjectDef<SourceNode>()
        .def_ro("source_name", &SourceNode::source_name)
        .def_ro("source", &SourceNode::source);
  }
 
  static constexpr const char* _type_key = "ir.Source";
  TVM_DECLARE_FINAL_OBJECT_INFO(SourceNode, Object);
};
 
class Source : public ObjectRef {
 public:
  TVM_DLL Source(SourceName src_name, std::string source);
  TVM_DLL tvm::String GetLine(int line);
 
  TVM_DEFINE_NOTNULLABLE_OBJECT_REF_METHODS(Source, ObjectRef, SourceNode);
};
 
class SourceMap;
class SourceMapObj : public Object {
 public:
  Map<SourceName, Source> source_map;
 
  static void RegisterReflection() {
    namespace refl = tvm::ffi::reflection;
    refl::ObjectDef<SourceMapObj>().def_ro("source_map", &SourceMapObj::source_map);
  }
 
  static constexpr TVMFFISEqHashKind _type_s_eq_hash_kind = kTVMFFISEqHashKindTreeNode;
  static constexpr const char* _type_key = "ir.SourceMap";
  TVM_DECLARE_FINAL_OBJECT_INFO(SourceMapObj, Object);
};
 
class SourceMap : public ObjectRef {
 public:
  explicit SourceMap(Map<SourceName, Source> source_map);
 
  explicit SourceMap(std::initializer_list<std::pair<SourceName, Source>> source_map)
      : SourceMap(Map<SourceName, Source>(source_map)) {}
 
  SourceMap() : SourceMap(Map<SourceName, Source>()) {}
 
  void Add(const Source& source);
 
  SourceMapObj* operator->() {
    ICHECK(get() != nullptr);
    return static_cast<SourceMapObj*>(get_mutable());
  }
 
  TVM_DEFINE_NOTNULLABLE_OBJECT_REF_METHODS(SourceMap, ObjectRef, SourceMapObj);
};
 
}  // namespace tvm
 
#endif  // TVM_IR_SOURCE_MAP_H_