src/codegen-inl.h
説明を見る。
00001 // Copyright 2006-2008 the V8 project authors. All rights reserved. 00002 // Redistribution and use in source and binary forms, with or without 00003 // modification, are permitted provided that the following conditions are 00004 // met: 00005 // 00006 // * Redistributions of source code must retain the above copyright 00007 // notice, this list of conditions and the following disclaimer. 00008 // * Redistributions in binary form must reproduce the above 00009 // copyright notice, this list of conditions and the following 00010 // disclaimer in the documentation and/or other materials provided 00011 // with the distribution. 00012 // * Neither the name of Google Inc. nor the names of its 00013 // contributors may be used to endorse or promote products derived 00014 // from this software without specific prior written permission. 00015 // 00016 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00017 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00018 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 00019 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 00020 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00021 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 00022 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 00023 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 00024 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 00025 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00026 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00027 00028 00029 #ifndef V8_CODEGEN_INL_H_ 00030 #define V8_CODEGEN_INL_H_ 00031 00032 #include "codegen.h" 00033 00034 00035 namespace v8 { namespace internal { 00036 00037 00038 // ----------------------------------------------------------------------------- 00039 // Support for "structured" code comments. 00040 // 00041 // By selecting matching brackets in disassembler output, 00042 // code segments can be identified more easily. 00043 00044 #ifdef DEBUG 00045 00046 class Comment BASE_EMBEDDED { 00047 public: 00048 Comment(MacroAssembler* masm, const char* msg) 00049 : masm_(masm), 00050 msg_(msg) { 00051 masm_->RecordComment(msg); 00052 } 00053 00054 ~Comment() { 00055 if (msg_[0] == '[') 00056 masm_->RecordComment("]"); 00057 } 00058 00059 private: 00060 MacroAssembler* masm_; 00061 const char* msg_; 00062 }; 00063 00064 #else 00065 00066 class Comment BASE_EMBEDDED { 00067 public: 00068 Comment(MacroAssembler*, const char*) {} 00069 }; 00070 00071 #endif // DEBUG 00072 00073 00074 } } // namespace v8::internal 00075 00076 #endif // V8_CODEGEN_INL_H_
