Index: src/interpreter/control-flow-builders.cc |
diff --git a/src/interpreter/control-flow-builders.cc b/src/interpreter/control-flow-builders.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..e7a95e71c6d63ec9179041c2cbb0cacf0f676e70 |
--- /dev/null |
+++ b/src/interpreter/control-flow-builders.cc |
@@ -0,0 +1,40 @@ |
+// Copyright 2015 the V8 project authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "src/interpreter/control-flow-builders.h" |
+ |
+namespace v8 { |
+namespace internal { |
+namespace interpreter { |
+ |
+ |
+LoopBuilder::~LoopBuilder() { |
+ BindLabels(continue_label(), &continue_labels_); |
+ BindLabels(break_label(), &break_labels_); |
rmcilroy
2015/10/01 09:18:56
Either move this to an explicit function or call t
oth
2015/10/01 11:43:02
Done.
|
+} |
+ |
+ |
+void LoopBuilder::Break() { |
+ break_labels_.push_back(BytecodeLabel()); |
+ builder()->Jump(&break_labels_.back()); |
+} |
+ |
+ |
+void LoopBuilder::Continue() { |
+ continue_labels_.push_back(BytecodeLabel()); |
+ builder()->Jump(&continue_labels_.back()); |
+} |
+ |
+ |
+void LoopBuilder::BindLabels(BytecodeLabel* target, |
+ ZoneVector<BytecodeLabel>* labels) { |
+ for (size_t i = 0; i < labels->size(); i++) { |
+ BytecodeLabel& unbound = labels->at(i); |
+ builder()->Bind(&unbound, target); |
+ } |
+} |
+ |
+} // namespace interpreter |
+} // namespace internal |
+} // namespace v8 |