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C++ ThreadContext::GetFunctionBodyLock方法代码示例

本文整理汇总了C++中ThreadContext::GetFunctionBodyLock方法的典型用法代码示例。如果您正苦于以下问题:C++ ThreadContext::GetFunctionBodyLock方法的具体用法?C++ ThreadContext::GetFunctionBodyLock怎么用?C++ ThreadContext::GetFunctionBodyLock使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在ThreadContext的用法示例。


在下文中一共展示了ThreadContext::GetFunctionBodyLock方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: WritePerfMap

void  PerfTrace::WritePerfMap()
{
#if ENABLE_NATIVE_CODEGEN
    // Lock threadContext list during etw rundown
    AutoCriticalSection autoThreadContextCs(ThreadContext::GetCriticalSection());

    ThreadContext * threadContext = ThreadContext::GetThreadContextList();

    FILE * perfMapFile;

    {
        const size_t PERFMAP_FILENAME_MAX_LENGTH = 30;
        char perfMapFilename[PERFMAP_FILENAME_MAX_LENGTH];
        pid_t processId = getpid();
        snprintf(perfMapFilename, PERFMAP_FILENAME_MAX_LENGTH, "/tmp/perf-%d.map", processId);

        perfMapFile = fopen(perfMapFilename, "w");
        if (perfMapFile == NULL) {
            return;
        }
    }

    while(threadContext != nullptr)
    {
        // Take etw rundown lock on this thread context
        AutoCriticalSection autoEtwRundownCs(threadContext->GetFunctionBodyLock());

        ScriptContext* scriptContext = threadContext->GetScriptContextList();
        while(scriptContext != NULL)
        {
            if(scriptContext->IsClosed())
            {
                scriptContext = scriptContext->next;
                continue;
            }

            scriptContext->MapFunction([=] (FunctionBody* body)
            {
#if DYNAMIC_INTERPRETER_THUNK
                if(body->HasInterpreterThunkGenerated())
                {
                    const char16* functionName = body->GetExternalDisplayName();
                    fwprintf(perfMapFile, _u("%llX %llX %s(Interpreted)\n"),
                        body->GetDynamicInterpreterEntryPoint(),
                        body->GetDynamicInterpreterThunkSize(),
                        functionName);
                }
#endif

#if ENABLE_NATIVE_CODEGEN
                body->MapEntryPoints([&](int index, FunctionEntryPointInfo * entryPoint)
                {
                    if(entryPoint->IsCodeGenDone())
                    {
                        const ExecutionMode jitMode = entryPoint->GetJitMode();
                        if (jitMode == ExecutionMode::SimpleJit)
                        {
                            fwprintf(perfMapFile, _u("%llX %llX %s(SimpleJIT)\n"),
                                entryPoint->GetNativeAddress(),
                                entryPoint->GetCodeSize(),
                                body->GetExternalDisplayName());
                        }
                        else
                        {
                            fwprintf(perfMapFile, _u("%llX %llX %s(FullJIT)\n"),
                                entryPoint->GetNativeAddress(),
                                entryPoint->GetCodeSize(),
                                body->GetExternalDisplayName());
                        }
                    }
                });

                body->MapLoopHeadersWithLock([&](uint loopNumber, LoopHeader* header)
                {
                    header->MapEntryPoints([&](int index, LoopEntryPointInfo * entryPoint)
                    {
                        if(entryPoint->IsCodeGenDone())
                        {
                            const uint16 loopNumber = ((uint16)body->GetLoopNumberWithLock(header));
                            fwprintf(perfMapFile, _u("%llX %llX %s(Loop%u)\n"),
                                entryPoint->GetNativeAddress(),
                                entryPoint->GetCodeSize(),
                                body->GetExternalDisplayName(),
                                loopNumber+1);
                        }
                    });
                });
#endif
            });

            scriptContext = scriptContext->next;
        }

        threadContext = threadContext->Next();
    }

    fflush(perfMapFile);
    fclose(perfMapFile);
#endif
    PerfTrace::mapsRequested = 0;
//.........这里部分代码省略.........
开发者ID:litian2025,项目名称:ChakraCore,代码行数:101,代码来源:PerfTrace.cpp


注:本文中的ThreadContext::GetFunctionBodyLock方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。