OLD | NEW |
1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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/common-operator.h" | 5 #include "src/compiler/common-operator.h" |
6 #include "src/compiler/graph.h" | 6 #include "src/compiler/graph.h" |
7 #include "src/compiler/graph-visualizer.h" | 7 #include "src/compiler/graph-visualizer.h" |
8 #include "src/compiler/js-operator.h" | 8 #include "src/compiler/js-operator.h" |
9 #include "src/compiler/machine-operator.h" | 9 #include "src/compiler/machine-operator.h" |
10 #include "src/compiler/node.h" | 10 #include "src/compiler/node.h" |
(...skipping 21 matching lines...) Expand all Loading... |
32 | 32 |
33 Node* start = graph.NewNode(common.Start(0)); | 33 Node* start = graph.NewNode(common.Start(0)); |
34 graph.SetStart(start); | 34 graph.SetStart(start); |
35 Node* k = graph.NewNode(common.Int32Constant(0)); | 35 Node* k = graph.NewNode(common.Int32Constant(0)); |
36 Node* phi = | 36 Node* phi = |
37 graph.NewNode(common.Phi(MachineRepresentation::kTagged, 1), k, start); | 37 graph.NewNode(common.Phi(MachineRepresentation::kTagged, 1), k, start); |
38 phi->ReplaceInput(0, NULL); | 38 phi->ReplaceInput(0, NULL); |
39 graph.SetEnd(phi); | 39 graph.SetEnd(phi); |
40 | 40 |
41 OFStream os(stdout); | 41 OFStream os(stdout); |
42 os << AsDOT(graph); | |
43 SourcePositionTable table(&graph); | 42 SourcePositionTable table(&graph); |
44 os << AsJSON(graph, &table); | 43 os << AsJSON(graph, &table); |
45 } | 44 } |
46 | 45 |
47 | 46 |
48 TEST(NodeWithNullControlReachableFromEnd) { | 47 TEST(NodeWithNullControlReachableFromEnd) { |
49 HandleAndZoneScope scope; | 48 HandleAndZoneScope scope; |
50 Graph graph(scope.main_zone()); | 49 Graph graph(scope.main_zone()); |
51 CommonOperatorBuilder common(scope.main_zone()); | 50 CommonOperatorBuilder common(scope.main_zone()); |
52 | 51 |
53 Node* start = graph.NewNode(common.Start(0)); | 52 Node* start = graph.NewNode(common.Start(0)); |
54 graph.SetStart(start); | 53 graph.SetStart(start); |
55 Node* k = graph.NewNode(common.Int32Constant(0)); | 54 Node* k = graph.NewNode(common.Int32Constant(0)); |
56 Node* phi = | 55 Node* phi = |
57 graph.NewNode(common.Phi(MachineRepresentation::kTagged, 1), k, start); | 56 graph.NewNode(common.Phi(MachineRepresentation::kTagged, 1), k, start); |
58 phi->ReplaceInput(1, NULL); | 57 phi->ReplaceInput(1, NULL); |
59 graph.SetEnd(phi); | 58 graph.SetEnd(phi); |
60 | 59 |
61 OFStream os(stdout); | 60 OFStream os(stdout); |
62 os << AsDOT(graph); | |
63 SourcePositionTable table(&graph); | 61 SourcePositionTable table(&graph); |
64 os << AsJSON(graph, &table); | 62 os << AsJSON(graph, &table); |
65 } | 63 } |
66 | 64 |
67 | 65 |
68 TEST(NodeWithNullInputReachableFromStart) { | 66 TEST(NodeWithNullInputReachableFromStart) { |
69 HandleAndZoneScope scope; | 67 HandleAndZoneScope scope; |
70 Graph graph(scope.main_zone()); | 68 Graph graph(scope.main_zone()); |
71 CommonOperatorBuilder common(scope.main_zone()); | 69 CommonOperatorBuilder common(scope.main_zone()); |
72 | 70 |
73 Node* start = graph.NewNode(common.Start(0)); | 71 Node* start = graph.NewNode(common.Start(0)); |
74 graph.SetStart(start); | 72 graph.SetStart(start); |
75 Node* k = graph.NewNode(common.Int32Constant(0)); | 73 Node* k = graph.NewNode(common.Int32Constant(0)); |
76 Node* phi = | 74 Node* phi = |
77 graph.NewNode(common.Phi(MachineRepresentation::kTagged, 1), k, start); | 75 graph.NewNode(common.Phi(MachineRepresentation::kTagged, 1), k, start); |
78 phi->ReplaceInput(0, NULL); | 76 phi->ReplaceInput(0, NULL); |
79 graph.SetEnd(start); | 77 graph.SetEnd(start); |
80 | 78 |
81 OFStream os(stdout); | 79 OFStream os(stdout); |
82 os << AsDOT(graph); | |
83 SourcePositionTable table(&graph); | 80 SourcePositionTable table(&graph); |
84 os << AsJSON(graph, &table); | 81 os << AsJSON(graph, &table); |
85 } | 82 } |
86 | 83 |
87 | 84 |
88 TEST(NodeWithNullControlReachableFromStart) { | 85 TEST(NodeWithNullControlReachableFromStart) { |
89 HandleAndZoneScope scope; | 86 HandleAndZoneScope scope; |
90 Graph graph(scope.main_zone()); | 87 Graph graph(scope.main_zone()); |
91 CommonOperatorBuilder common(scope.main_zone()); | 88 CommonOperatorBuilder common(scope.main_zone()); |
92 | 89 |
93 Node* start = graph.NewNode(common.Start(0)); | 90 Node* start = graph.NewNode(common.Start(0)); |
94 graph.SetStart(start); | 91 graph.SetStart(start); |
95 Node* merge = graph.NewNode(common.Merge(2), start, start); | 92 Node* merge = graph.NewNode(common.Merge(2), start, start); |
96 merge->ReplaceInput(1, NULL); | 93 merge->ReplaceInput(1, NULL); |
97 graph.SetEnd(merge); | 94 graph.SetEnd(merge); |
98 | 95 |
99 OFStream os(stdout); | 96 OFStream os(stdout); |
100 os << AsDOT(graph); | |
101 SourcePositionTable table(&graph); | 97 SourcePositionTable table(&graph); |
102 os << AsJSON(graph, &table); | 98 os << AsJSON(graph, &table); |
103 } | 99 } |
104 | 100 |
105 | 101 |
106 TEST(NodeNetworkOfDummiesReachableFromEnd) { | 102 TEST(NodeNetworkOfDummiesReachableFromEnd) { |
107 HandleAndZoneScope scope; | 103 HandleAndZoneScope scope; |
108 Graph graph(scope.main_zone()); | 104 Graph graph(scope.main_zone()); |
109 CommonOperatorBuilder common(scope.main_zone()); | 105 CommonOperatorBuilder common(scope.main_zone()); |
110 | 106 |
111 Node* start = graph.NewNode(common.Start(0)); | 107 Node* start = graph.NewNode(common.Start(0)); |
112 graph.SetStart(start); | 108 graph.SetStart(start); |
113 Node* n2 = graph.NewNode(&dummy_operator1, graph.start()); | 109 Node* n2 = graph.NewNode(&dummy_operator1, graph.start()); |
114 Node* n3 = graph.NewNode(&dummy_operator1, graph.start()); | 110 Node* n3 = graph.NewNode(&dummy_operator1, graph.start()); |
115 Node* n4 = graph.NewNode(&dummy_operator1, n2); | 111 Node* n4 = graph.NewNode(&dummy_operator1, n2); |
116 Node* n5 = graph.NewNode(&dummy_operator1, n2); | 112 Node* n5 = graph.NewNode(&dummy_operator1, n2); |
117 Node* n6 = graph.NewNode(&dummy_operator1, n3); | 113 Node* n6 = graph.NewNode(&dummy_operator1, n3); |
118 Node* n7 = graph.NewNode(&dummy_operator1, n3); | 114 Node* n7 = graph.NewNode(&dummy_operator1, n3); |
119 Node* n8 = graph.NewNode(&dummy_operator1, n5); | 115 Node* n8 = graph.NewNode(&dummy_operator1, n5); |
120 Node* n9 = graph.NewNode(&dummy_operator1, n5); | 116 Node* n9 = graph.NewNode(&dummy_operator1, n5); |
121 Node* n10 = graph.NewNode(&dummy_operator1, n9); | 117 Node* n10 = graph.NewNode(&dummy_operator1, n9); |
122 Node* n11 = graph.NewNode(&dummy_operator1, n9); | 118 Node* n11 = graph.NewNode(&dummy_operator1, n9); |
123 Node* end_dependencies[6] = {n4, n8, n10, n11, n6, n7}; | 119 Node* end_dependencies[6] = {n4, n8, n10, n11, n6, n7}; |
124 Node* end = graph.NewNode(&dummy_operator6, 6, end_dependencies); | 120 Node* end = graph.NewNode(&dummy_operator6, 6, end_dependencies); |
125 graph.SetEnd(end); | 121 graph.SetEnd(end); |
126 | 122 |
127 OFStream os(stdout); | 123 OFStream os(stdout); |
128 os << AsDOT(graph); | |
129 SourcePositionTable table(&graph); | 124 SourcePositionTable table(&graph); |
130 os << AsJSON(graph, &table); | 125 os << AsJSON(graph, &table); |
131 } | 126 } |
132 | 127 |
133 } // namespace compiler | 128 } // namespace compiler |
134 } // namespace internal | 129 } // namespace internal |
135 } // namespace v8 | 130 } // namespace v8 |
OLD | NEW |