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Side by Side Diff: pkg/compiler/lib/src/ssa/graph_builder.dart

Issue 2301953003: Rerun formatter on dartjs except kernel and shared_messages (Closed)
Patch Set: Created 4 years, 3 months ago
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1 // Copyright (c) 2016, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2016, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 import '../elements/elements.dart'; 5 import '../elements/elements.dart';
6 import '../types/types.dart'; 6 import '../types/types.dart';
7 import 'nodes.dart'; 7 import 'nodes.dart';
8 8
9 /// Base class for objects that build up an SSA graph. 9 /// Base class for objects that build up an SSA graph.
10 /// 10 ///
11 /// This contains helpers for building the graph and tracking information about 11 /// This contains helpers for building the graph and tracking information about
12 /// the current state of the graph being built. 12 /// the current state of the graph being built.
13 abstract class GraphBuilder { 13 abstract class GraphBuilder {
14 /// Holds the resulting SSA graph. 14 /// Holds the resulting SSA graph.
15 final HGraph graph = new HGraph(); 15 final HGraph graph = new HGraph();
16 16
17 /// A stack of instructions. 17 /// A stack of instructions.
18 /// 18 ///
19 /// We build the SSA graph by simulating a stack machine. 19 /// We build the SSA graph by simulating a stack machine.
20 List<HInstruction> stack = <HInstruction>[]; 20 List<HInstruction> stack = <HInstruction>[];
21 21
22
23 void push(HInstruction instruction) { 22 void push(HInstruction instruction) {
24 add(instruction); 23 add(instruction);
25 stack.add(instruction); 24 stack.add(instruction);
26 } 25 }
27 26
28 HInstruction pop() { 27 HInstruction pop() {
29 return stack.removeLast(); 28 return stack.removeLast();
30 } 29 }
31 30
32 void dup() { 31 void dup() {
(...skipping 82 matching lines...) Expand 10 before | Expand all | Expand 10 after
115 HParameterValue result = new HParameterValue(parameter, type); 114 HParameterValue result = new HParameterValue(parameter, type);
116 if (lastAddedParameter == null) { 115 if (lastAddedParameter == null) {
117 graph.entry.addBefore(graph.entry.first, result); 116 graph.entry.addBefore(graph.entry.first, result);
118 } else { 117 } else {
119 graph.entry.addAfter(lastAddedParameter, result); 118 graph.entry.addAfter(lastAddedParameter, result);
120 } 119 }
121 lastAddedParameter = result; 120 lastAddedParameter = result;
122 return result; 121 return result;
123 } 122 }
124 } 123 }
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