| // Copyright 2006-2008 the V8 project authors. All rights reserved. |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following |
| // disclaimer in the documentation and/or other materials provided |
| // with the distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived |
| // from this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| // |
| // Top include for all V8 .cc files. |
| // |
| |
| #ifndef V8_V8_H_ |
| #define V8_V8_H_ |
| |
| #if defined(GOOGLE3) |
| // Google3 special flag handling. |
| #if defined(DEBUG) && defined(NDEBUG) |
| // If both are defined in Google3, then we are building an optimized v8 with |
| // assertions enabled. |
| #undef NDEBUG |
| #elif !defined(DEBUG) && !defined(NDEBUG) |
| // If neither is defined in Google3, then we are building a debug v8. Mark it |
| // as such. |
| #define DEBUG |
| #endif |
| #endif // defined(GOOGLE3) |
| |
| // V8 only uses DEBUG, but included external files |
| // may use NDEBUG - make sure they are consistent. |
| #if defined(DEBUG) && defined(NDEBUG) |
| #error both DEBUG and NDEBUG are set |
| #endif |
| |
| // Basic includes |
| #include "../include/v8.h" |
| #include "v8globals.h" |
| #include "v8checks.h" |
| #include "allocation.h" |
| #include "v8utils.h" |
| #include "flags.h" |
| |
| // Objects & heap |
| #include "objects-inl.h" |
| #include "spaces-inl.h" |
| #include "heap-inl.h" |
| #include "log-inl.h" |
| #include "cpu-profiler-inl.h" |
| #include "handles-inl.h" |
| #include "isolate-inl.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| class Deserializer; |
| |
| class V8 : public AllStatic { |
| public: |
| // Global actions. |
| |
| // If Initialize is called with des == NULL, the initial state is |
| // created from scratch. If a non-null Deserializer is given, the |
| // initial state is created by reading the deserialized data into an |
| // empty heap. |
| static bool Initialize(Deserializer* des); |
| static void TearDown(); |
| static bool IsRunning() { return is_running_; } |
| static bool UseCrankshaft() { return use_crankshaft_; } |
| // To be dead you have to have lived |
| // TODO(isolates): move IsDead to Isolate. |
| static bool IsDead() { return has_fatal_error_ || has_been_disposed_; } |
| static void SetFatalError(); |
| |
| // Report process out of memory. Implementation found in api.cc. |
| static void FatalProcessOutOfMemory(const char* location, |
| bool take_snapshot = false); |
| |
| // Random number generation support. Not cryptographically safe. |
| static uint32_t Random(Isolate* isolate); |
| // We use random numbers internally in memory allocation and in the |
| // compilers for security. In order to prevent information leaks we |
| // use a separate random state for internal random number |
| // generation. |
| static uint32_t RandomPrivate(Isolate* isolate); |
| static Object* FillHeapNumberWithRandom(Object* heap_number, |
| Isolate* isolate); |
| |
| // Idle notification directly from the API. |
| static bool IdleNotification(); |
| |
| private: |
| static void InitializeOncePerProcess(); |
| |
| // True if engine is currently running |
| static bool is_running_; |
| // True if V8 has ever been run |
| static bool has_been_setup_; |
| // True if error has been signaled for current engine |
| // (reset to false if engine is restarted) |
| static bool has_fatal_error_; |
| // True if engine has been shut down |
| // (reset if engine is restarted) |
| static bool has_been_disposed_; |
| // True if we are using the crankshaft optimizing compiler. |
| static bool use_crankshaft_; |
| }; |
| |
| } } // namespace v8::internal |
| |
| namespace i = v8::internal; |
| |
| #endif // V8_V8_H_ |