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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 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 #include "src/compiler/graph.h" | 5 #include "src/compiler/graph.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 | 8 |
9 #include "src/base/bits.h" | 9 #include "src/base/bits.h" |
10 #include "src/compiler/node.h" | 10 #include "src/compiler/node.h" |
11 | 11 |
12 namespace v8 { | 12 namespace v8 { |
13 namespace internal { | 13 namespace internal { |
14 namespace compiler { | 14 namespace compiler { |
15 | 15 |
16 Graph::Graph(Zone* zone) | 16 Graph::Graph(Zone* zone) |
17 : zone_(zone), | 17 : zone_(zone), |
18 start_(nullptr), | 18 start_(nullptr), |
19 end_(nullptr), | 19 end_(nullptr), |
20 mark_max_(0), | 20 mark_max_(0), |
21 next_node_id_(0), | 21 next_node_id_(0), |
22 decorators_(zone) {} | 22 decorators_(zone) {} |
23 | 23 |
24 | 24 |
25 void Graph::Decorate(Node* node, bool incomplete) { | 25 void Graph::Decorate(Node* node) { |
26 for (auto const decorator : decorators_) { | 26 for (auto const decorator : decorators_) { |
27 decorator->Decorate(node, incomplete); | 27 decorator->Decorate(node); |
28 } | 28 } |
29 } | 29 } |
30 | 30 |
31 | 31 |
32 void Graph::AddDecorator(GraphDecorator* decorator) { | 32 void Graph::AddDecorator(GraphDecorator* decorator) { |
33 decorators_.push_back(decorator); | 33 decorators_.push_back(decorator); |
34 } | 34 } |
35 | 35 |
36 | 36 |
37 void Graph::RemoveDecorator(GraphDecorator* decorator) { | 37 void Graph::RemoveDecorator(GraphDecorator* decorator) { |
38 auto const it = std::find(decorators_.begin(), decorators_.end(), decorator); | 38 auto const it = std::find(decorators_.begin(), decorators_.end(), decorator); |
39 DCHECK(it != decorators_.end()); | 39 DCHECK(it != decorators_.end()); |
40 decorators_.erase(it); | 40 decorators_.erase(it); |
41 } | 41 } |
42 | 42 |
43 | 43 |
44 Node* Graph::NewNode(const Operator* op, int input_count, Node** inputs, | 44 Node* Graph::NewNode(const Operator* op, int input_count, Node** inputs, |
45 bool incomplete) { | 45 bool incomplete) { |
46 DCHECK_LE(op->ValueInputCount(), input_count); | 46 DCHECK_LE(op->ValueInputCount(), input_count); |
47 Node* const node = | 47 Node* const node = |
48 Node::New(zone(), NextNodeId(), op, input_count, inputs, incomplete); | 48 Node::New(zone(), NextNodeId(), op, input_count, inputs, incomplete); |
49 Decorate(node, incomplete); | 49 Decorate(node); |
50 return node; | 50 return node; |
51 } | 51 } |
52 | 52 |
53 | 53 |
54 NodeId Graph::NextNodeId() { | 54 NodeId Graph::NextNodeId() { |
55 NodeId const id = next_node_id_; | 55 NodeId const id = next_node_id_; |
56 CHECK(!base::bits::UnsignedAddOverflow32(id, 1, &next_node_id_)); | 56 CHECK(!base::bits::UnsignedAddOverflow32(id, 1, &next_node_id_)); |
57 return id; | 57 return id; |
58 } | 58 } |
59 | 59 |
60 } // namespace compiler | 60 } // namespace compiler |
61 } // namespace internal | 61 } // namespace internal |
62 } // namespace v8 | 62 } // namespace v8 |
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