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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 "control-builders.h" | 5 #include "control-builders.h" |
6 | 6 |
7 namespace v8 { | 7 namespace v8 { |
8 namespace internal { | 8 namespace internal { |
9 namespace compiler { | 9 namespace compiler { |
10 | 10 |
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71 control_if.Else(); | 71 control_if.Else(); |
72 Break(); | 72 Break(); |
73 control_if.End(); | 73 control_if.End(); |
74 } | 74 } |
75 | 75 |
76 | 76 |
77 void SwitchBuilder::BeginSwitch() { | 77 void SwitchBuilder::BeginSwitch() { |
78 body_environment_ = environment()->CopyAsUnreachable(); | 78 body_environment_ = environment()->CopyAsUnreachable(); |
79 label_environment_ = environment()->CopyAsUnreachable(); | 79 label_environment_ = environment()->CopyAsUnreachable(); |
80 break_environment_ = environment()->CopyAsUnreachable(); | 80 break_environment_ = environment()->CopyAsUnreachable(); |
81 body_environments_.AddBlock(NULL, case_count(), zone()); | |
82 } | 81 } |
83 | 82 |
84 | 83 |
85 void SwitchBuilder::BeginLabel(int index, Node* condition) { | 84 void SwitchBuilder::BeginLabel(int index, Node* condition) { |
86 builder_->NewBranch(condition); | 85 builder_->NewBranch(condition); |
87 label_environment_ = environment()->CopyForConditional(); | 86 label_environment_ = environment()->CopyForConditional(); |
88 builder_->NewIfTrue(); | 87 builder_->NewIfTrue(); |
89 body_environments_[index] = environment(); | 88 body_environments_[index] = environment(); |
90 } | 89 } |
91 | 90 |
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135 } | 134 } |
136 | 135 |
137 | 136 |
138 void BlockBuilder::EndBlock() { | 137 void BlockBuilder::EndBlock() { |
139 break_environment_->Merge(environment()); | 138 break_environment_->Merge(environment()); |
140 set_environment(break_environment_); | 139 set_environment(break_environment_); |
141 } | 140 } |
142 } | 141 } |
143 } | 142 } |
144 } // namespace v8::internal::compiler | 143 } // namespace v8::internal::compiler |
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