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  1. //===- LineEntry.h ----------------------------------------------*- C++ -*-===//
  2. //
  3. // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
  4. // See https://llvm.org/LICENSE.txt for license information.
  5. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  6. //
  7. //===----------------------------------------------------------------------===//
  8.  
  9. #ifndef LLVM_DEBUGINFO_GSYM_LINEENTRY_H
  10. #define LLVM_DEBUGINFO_GSYM_LINEENTRY_H
  11.  
  12. #include "llvm/DebugInfo/GSYM/ExtractRanges.h"
  13.  
  14. namespace llvm {
  15. namespace gsym {
  16.  
  17. /// Line entries are used to encode the line tables in FunctionInfo objects.
  18. /// They are stored as a sorted vector of these objects and store the
  19. /// address, file and line of the line table row for a given address. The
  20. /// size of a line table entry is calculated by looking at the next entry
  21. /// in the FunctionInfo's vector of entries.
  22. struct LineEntry {
  23.   uint64_t Addr; ///< Start address of this line entry.
  24.   uint32_t File; ///< 1 based index of file in FileTable
  25.   uint32_t Line; ///< Source line number.
  26.   LineEntry(uint64_t A = 0, uint32_t F = 0, uint32_t L = 0)
  27.       : Addr(A), File(F), Line(L) {}
  28.   bool isValid() { return File != 0; }
  29. };
  30.  
  31. inline raw_ostream &operator<<(raw_ostream &OS, const LineEntry &LE) {
  32.   return OS << "addr=" << HEX64(LE.Addr) << ", file=" << format("%3u", LE.File)
  33.       << ", line=" << format("%3u", LE.Line);
  34. }
  35.  
  36. inline bool operator==(const LineEntry &LHS, const LineEntry &RHS) {
  37.   return LHS.Addr == RHS.Addr && LHS.File == RHS.File && LHS.Line == RHS.Line;
  38. }
  39. inline bool operator!=(const LineEntry &LHS, const LineEntry &RHS) {
  40.   return !(LHS == RHS);
  41. }
  42. inline bool operator<(const LineEntry &LHS, const LineEntry &RHS) {
  43.   return LHS.Addr < RHS.Addr;
  44. }
  45. } // namespace gsym
  46. } // namespace llvm
  47. #endif // LLVM_DEBUGINFO_GSYM_LINEENTRY_H
  48.