diff options
Diffstat (limited to 'deps/v8/src/log.h')
| -rw-r--r-- | deps/v8/src/log.h | 57 |
1 files changed, 52 insertions, 5 deletions
diff --git a/deps/v8/src/log.h b/deps/v8/src/log.h index 2f8f81c95..08e957a12 100644 --- a/deps/v8/src/log.h +++ b/deps/v8/src/log.h @@ -71,6 +71,7 @@ class Profiler; class Semaphore; class SlidingStateWindow; class LogMessageBuilder; +class CompressionHelper; #undef LOG #ifdef ENABLE_LOGGING_AND_PROFILING @@ -102,8 +103,41 @@ class VMState BASE_EMBEDDED { }; +#define LOG_EVENTS_AND_TAGS_LIST(V) \ + V(CODE_CREATION_EVENT, "code-creation", "cc") \ + V(CODE_MOVE_EVENT, "code-move", "cm") \ + V(CODE_DELETE_EVENT, "code-delete", "cd") \ + V(TICK_EVENT, "tick", "t") \ + V(REPEAT_META_EVENT, "repeat", "r") \ + V(BUILTIN_TAG, "Builtin", "bi") \ + V(CALL_DEBUG_BREAK_TAG, "CallDebugBreak", "cdb") \ + V(CALL_DEBUG_PREPARE_STEP_IN_TAG, "CallDebugPrepareStepIn", "cdbsi") \ + V(CALL_IC_TAG, "CallIC", "cic") \ + V(CALL_INITIALIZE_TAG, "CallInitialize", "ci") \ + V(CALL_MEGAMORPHIC_TAG, "CallMegamorphic", "cmm") \ + V(CALL_MISS_TAG, "CallMiss", "cm") \ + V(CALL_NORMAL_TAG, "CallNormal", "cn") \ + V(CALL_PRE_MONOMORPHIC_TAG, "CallPreMonomorphic", "cpm") \ + V(EVAL_TAG, "Eval", "e") \ + V(FUNCTION_TAG, "Function", "f") \ + V(KEYED_LOAD_IC_TAG, "KeyedLoadIC", "klic") \ + V(KEYED_STORE_IC_TAG, "KeyedStoreIC", "ksic") \ + V(LAZY_COMPILE_TAG, "LazyCompile", "lc") \ + V(LOAD_IC_TAG, "LoadIC", "lic") \ + V(REG_EXP_TAG, "RegExp", "re") \ + V(SCRIPT_TAG, "Script", "sc") \ + V(STORE_IC_TAG, "StoreIC", "sic") \ + V(STUB_TAG, "Stub", "s") + class Logger { public: +#define DECLARE_ENUM(enum_item, ignore1, ignore2) enum_item, + enum LogEventsAndTags { + LOG_EVENTS_AND_TAGS_LIST(DECLARE_ENUM) + NUMBER_OF_LOG_EVENTS + }; +#undef DECLARE_ENUM + // Acquires resources for logging if the right flags are set. static bool Setup(); @@ -163,14 +197,14 @@ class Logger { // ==== Events logged by --log-code. ==== // Emits a code create event. - static void CodeCreateEvent(const char* tag, Code* code, const char* source); - static void CodeCreateEvent(const char* tag, Code* code, String* name); - static void CodeCreateEvent(const char* tag, Code* code, String* name, + static void CodeCreateEvent(LogEventsAndTags tag, + Code* code, const char* source); + static void CodeCreateEvent(LogEventsAndTags tag, Code* code, String* name); + static void CodeCreateEvent(LogEventsAndTags tag, Code* code, String* name, String* source, int line); - static void CodeCreateEvent(const char* tag, Code* code, int args_count); + static void CodeCreateEvent(LogEventsAndTags tag, Code* code, int args_count); // Emits a code create event for a RegExp. static void RegExpCodeCreateEvent(Code* code, String* source); - static void CodeAllocateEvent(Code* code, Assembler* assem); // Emits a code move event. static void CodeMoveEvent(Address from, Address to); // Emits a code delete event. @@ -223,9 +257,15 @@ class Logger { // Profiler's sampling interval (in milliseconds). static const int kSamplingIntervalMs = 1; + // Size of window used for log records compression. + static const int kCompressionWindowSize = 4; + // Emits the profiler's first message. static void ProfilerBeginEvent(); + // Emits aliases for compressed messages. + static void LogAliases(); + // Emits the source code of a regexp. Used by regexp events. static void LogRegExpSource(Handle<JSRegExp> regexp); @@ -261,8 +301,15 @@ class Logger { // recent VM states. static SlidingStateWindow* sliding_state_window_; + // An array of log events names. + static const char** log_events_; + + // An instance of helper created if log compression is enabled. + static CompressionHelper* compression_helper_; + // Internal implementation classes with access to // private members. + friend class CompressionHelper; friend class EventLog; friend class TimeLog; friend class Profiler; |