1b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch// Copyright 2013 the V8 project authors. All rights reserved. 2b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch// Use of this source code is governed by a BSD-style license that can be 3b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch// found in the LICENSE file. 4b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 5b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch#ifndef V8_COMPILER_OPERATOR_PROPERTIES_H_ 6b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch#define V8_COMPILER_OPERATOR_PROPERTIES_H_ 7b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 8958fae7ec3f466955f8e5b50fa5b8d38b9e91675Emily Bernier#include "src/base/macros.h" 9c8c1d9e03f4babd16833b0f8ccf6aab5fa6e8c7aBen Murdoch#include "src/globals.h" 10958fae7ec3f466955f8e5b50fa5b8d38b9e91675Emily Bernier 11b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdochnamespace v8 { 12b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdochnamespace internal { 13b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdochnamespace compiler { 14b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 15958fae7ec3f466955f8e5b50fa5b8d38b9e91675Emily Bernier// Forward declarations. 16b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdochclass Operator; 17b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 18c8c1d9e03f4babd16833b0f8ccf6aab5fa6e8c7aBen Murdochclass V8_EXPORT_PRIVATE OperatorProperties final { 19b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch public: 20958fae7ec3f466955f8e5b50fa5b8d38b9e91675Emily Bernier static bool HasContextInput(const Operator* op); 21958fae7ec3f466955f8e5b50fa5b8d38b9e91675Emily Bernier static int GetContextInputCount(const Operator* op) { 22958fae7ec3f466955f8e5b50fa5b8d38b9e91675Emily Bernier return HasContextInput(op) ? 1 : 0; 23958fae7ec3f466955f8e5b50fa5b8d38b9e91675Emily Bernier } 24f91f0611dbaf29ca0f1d4aecb357ce243a19d2faBen Murdoch 25f91f0611dbaf29ca0f1d4aecb357ce243a19d2faBen Murdoch static bool HasFrameStateInput(const Operator* op); 26f91f0611dbaf29ca0f1d4aecb357ce243a19d2faBen Murdoch static int GetFrameStateInputCount(const Operator* op) { 27f91f0611dbaf29ca0f1d4aecb357ce243a19d2faBen Murdoch return HasFrameStateInput(op) ? 1 : 0; 28f91f0611dbaf29ca0f1d4aecb357ce243a19d2faBen Murdoch } 29014dc512cdd3e367bee49a713fdc5ed92584a3e5Ben Murdoch 30958fae7ec3f466955f8e5b50fa5b8d38b9e91675Emily Bernier static int GetTotalInputCount(const Operator* op); 31958fae7ec3f466955f8e5b50fa5b8d38b9e91675Emily Bernier 32958fae7ec3f466955f8e5b50fa5b8d38b9e91675Emily Bernier static bool IsBasicBlockBegin(const Operator* op); 33958fae7ec3f466955f8e5b50fa5b8d38b9e91675Emily Bernier 34958fae7ec3f466955f8e5b50fa5b8d38b9e91675Emily Bernier private: 35958fae7ec3f466955f8e5b50fa5b8d38b9e91675Emily Bernier DISALLOW_COPY_AND_ASSIGN(OperatorProperties); 36b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch}; 37b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 38b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch} // namespace compiler 39b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch} // namespace internal 40b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch} // namespace v8 41b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch 42b8a8cc1952d61a2f3a2568848933943a543b5d3eBen Murdoch#endif // V8_COMPILER_OPERATOR_PROPERTIES_H_ 43