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Side by Side Diff: src/source-position.h

Issue 2109773004: Move RelocInfo::kNoPosition. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@removedead
Patch Set: rebase Created 4 years, 5 months ago
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1 // Copyright 2016 the V8 project authors. All rights reserved. 1 // Copyright 2016 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef V8_SOURCE_POSITION_H_ 5 #ifndef V8_SOURCE_POSITION_H_
6 #define V8_SOURCE_POSITION_H_ 6 #define V8_SOURCE_POSITION_H_
7 7
8 #include <ostream> 8 #include <ostream>
9 9
10 #include "src/assembler.h"
11 #include "src/flags.h" 10 #include "src/flags.h"
11 #include "src/globals.h"
12 #include "src/utils.h" 12 #include "src/utils.h"
13 13
14 namespace v8 { 14 namespace v8 {
15 namespace internal { 15 namespace internal {
16 16
17 // This class encapsulates encoding and decoding of sources positions from 17 // This class encapsulates encoding and decoding of sources positions from
18 // which hydrogen values originated. 18 // which hydrogen values originated.
19 // When FLAG_track_hydrogen_positions is set this object encodes the 19 // When FLAG_track_hydrogen_positions is set this object encodes the
20 // identifier of the inlining and absolute offset from the start of the 20 // identifier of the inlining and absolute offset from the start of the
21 // inlined function. 21 // inlined function.
(...skipping 20 matching lines...) Expand all
42 void set_inlining_id(uint32_t inlining_id) { 42 void set_inlining_id(uint32_t inlining_id) {
43 if (FLAG_hydrogen_track_positions) { 43 if (FLAG_hydrogen_track_positions) {
44 value_ = 44 value_ =
45 static_cast<uint32_t>(InliningIdField::update(value_, inlining_id)); 45 static_cast<uint32_t>(InliningIdField::update(value_, inlining_id));
46 } 46 }
47 } 47 }
48 48
49 uint32_t raw() const { return value_; } 49 uint32_t raw() const { return value_; }
50 50
51 private: 51 private:
52 static const uint32_t kNoPosition = 52 static const uint32_t kNoPosition = static_cast<uint32_t>(kNoSourcePosition);
53 static_cast<uint32_t>(RelocInfo::kNoPosition);
54 typedef BitField<uint32_t, 0, 9> InliningIdField; 53 typedef BitField<uint32_t, 0, 9> InliningIdField;
55 54
56 // Offset from the start of the inlined function. 55 // Offset from the start of the inlined function.
57 typedef BitField<uint32_t, 9, 23> PositionField; 56 typedef BitField<uint32_t, 9, 23> PositionField;
58 57
59 friend class HPositionInfo; 58 friend class HPositionInfo;
60 friend class Deoptimizer; 59 friend class Deoptimizer;
61 60
62 static SourcePosition FromRaw(uint32_t raw_position) { 61 static SourcePosition FromRaw(uint32_t raw_position) {
63 SourcePosition position; 62 SourcePosition position;
(...skipping 14 matching lines...) Expand all
78 return os << "<" << p.inlining_id() << ":" << p.position() << ">"; 77 return os << "<" << p.inlining_id() << ":" << p.position() << ">";
79 } else { 78 } else {
80 return os << "<0:" << p.raw() << ">"; 79 return os << "<0:" << p.raw() << ">";
81 } 80 }
82 } 81 }
83 82
84 } // namespace internal 83 } // namespace internal
85 } // namespace v8 84 } // namespace v8
86 85
87 #endif // V8_SOURCE_POSITION_H_ 86 #endif // V8_SOURCE_POSITION_H_
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