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src/compiler/operator-properties.h

Index: src/compiler/operator-properties.h
diff --git a/src/compiler/operator-properties.h b/src/compiler/operator-properties.h
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+// Copyright 2013 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.
+
+#ifndef V8_COMPILER_OPERATOR_PROPERTIES_H_
+#define V8_COMPILER_OPERATOR_PROPERTIES_H_
+
+#include "src/v8.h"
+
+namespace v8 {
+namespace internal {
+namespace compiler {
+
+class Operator;
+
+class OperatorProperties {
+ public:
+  static int GetValueOutputCount(Operator* op);
+  static int GetValueInputCount(Operator* op);
+  static bool HasContextInput(Operator* op);
+  static int GetEffectInputCount(Operator* op);
+  static int GetControlInputCount(Operator* op);
+
+  static bool IsBasicBlockBegin(Operator* op);
+
+  static bool CanBeScheduled(Operator* op);
+  static bool HasFixedSchedulePosition(Operator* op);
+  static bool IsScheduleRoot(Operator* op);
+
+  static bool CanLazilyDeoptimize(Operator* op);
+};
+}
+}
+}  // namespace v8::internal::compiler
+
+#endif  // V8_COMPILER_OPERATOR_PROPERTIES_H_