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