1 //===- Line.h ---------------------------------------------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #ifndef LLVM_DEBUGINFO_CODEVIEW_LINE_H
11 #define LLVM_DEBUGINFO_CODEVIEW_LINE_H
20 static const int32_t AlwaysStepIntoLineNumber = 0xfeefee;
21 static const int32_t NeverStepIntoLineNumber = 0xf00f00;
24 static const uint32_t StartLineMask = 0x00ffffff;
25 static const uint32_t EndLineDeltaMask = 0x7f000000;
26 static const int EndLineDeltaShift = 24;
27 static const uint32_t StatementFlag = 0x80000000u;
30 LineInfo(uint32_t StartLine, uint32_t EndLine, bool IsStatement);
32 uint32_t getStartLine() const { return LineData & StartLineMask; }
34 uint32_t getLineDelta() const {
35 return (LineData & EndLineDeltaMask) >> EndLineDeltaShift;
38 uint32_t getEndLine() const { return getStartLine() + getLineDelta(); }
40 bool isStatement() const { return (LineData & StatementFlag) != 0; }
42 uint32_t getRawData() const { return LineData; }
44 bool isAlwaysStepInto() const {
45 return getStartLine() == AlwaysStepIntoLineNumber;
48 bool isNeverStepInto() const {
49 return getStartLine() == NeverStepIntoLineNumber;
58 static const uint32_t StartColumnMask = 0x0000ffffu;
59 static const uint32_t EndColumnMask = 0xffff0000u;
60 static const int EndColumnShift = 16;
63 ColumnInfo(uint16_t StartColumn, uint16_t EndColumn) {
65 (static_cast<uint32_t>(StartColumn) & StartColumnMask) |
66 ((static_cast<uint32_t>(EndColumn) << EndColumnShift) & EndColumnMask);
69 uint16_t getStartColumn() const {
70 return static_cast<uint16_t>(ColumnData & StartColumnMask);
73 uint16_t getEndColumn() const {
74 return static_cast<uint16_t>((ColumnData & EndColumnMask) >>
78 uint32_t getRawData() const { return ColumnData; }
91 Line(int32_t CodeOffset, uint32_t StartLine, uint32_t EndLine,
92 uint16_t StartColumn, uint16_t EndColumn, bool IsStatement)
93 : CodeOffset(CodeOffset), LineInf(StartLine, EndLine, IsStatement),
94 ColumnInf(StartColumn, EndColumn) {}
96 Line(int32_t CodeOffset, LineInfo LineInf, ColumnInfo ColumnInf)
97 : CodeOffset(CodeOffset), LineInf(LineInf), ColumnInf(ColumnInf) {}
99 LineInfo getLineInfo() const { return LineInf; }
101 ColumnInfo getColumnInfo() const { return ColumnInf; }
103 int32_t getCodeOffset() const { return CodeOffset; }
105 uint32_t getStartLine() const { return LineInf.getStartLine(); }
107 uint32_t getLineDelta() const { return LineInf.getLineDelta(); }
109 uint32_t getEndLine() const { return LineInf.getEndLine(); }
111 uint16_t getStartColumn() const { return ColumnInf.getStartColumn(); }
113 uint16_t getEndColumn() const { return ColumnInf.getEndColumn(); }
115 bool isStatement() const { return LineInf.isStatement(); }
117 bool isAlwaysStepInto() const { return LineInf.isAlwaysStepInto(); }
119 bool isNeverStepInto() const { return LineInf.isNeverStepInto(); }