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Java SpeculationLog.collectFailedSpeculations方法代码示例

本文整理汇总了Java中jdk.vm.ci.meta.SpeculationLog.collectFailedSpeculations方法的典型用法代码示例。如果您正苦于以下问题:Java SpeculationLog.collectFailedSpeculations方法的具体用法?Java SpeculationLog.collectFailedSpeculations怎么用?Java SpeculationLog.collectFailedSpeculations使用的例子?那么, 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jdk.vm.ci.meta.SpeculationLog的用法示例。


在下文中一共展示了SpeculationLog.collectFailedSpeculations方法的2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Java代码示例。

示例1: createGraph

import jdk.vm.ci.meta.SpeculationLog; //导入方法依赖的package包/类
public StructuredGraph createGraph(ResolvedJavaMethod method, int entryBCI, boolean useProfilingInfo, CompilationIdentifier compilationId, OptionValues options, DebugContext debug) {
    HotSpotBackend backend = graalRuntime.getHostBackend();
    HotSpotProviders providers = backend.getProviders();
    final boolean isOSR = entryBCI != JVMCICompiler.INVOCATION_ENTRY_BCI;
    StructuredGraph graph = method.isNative() || isOSR ? null : getIntrinsicGraph(method, providers, compilationId, options, debug);

    if (graph == null) {
        SpeculationLog speculationLog = method.getSpeculationLog();
        if (speculationLog != null) {
            speculationLog.collectFailedSpeculations();
        }
        graph = new StructuredGraph.Builder(options, debug, AllowAssumptions.ifTrue(OptAssumptions.getValue(options))).method(method).entryBCI(entryBCI).speculationLog(
                        speculationLog).useProfilingInfo(useProfilingInfo).compilationId(compilationId).build();
    }
    return graph;
}
 
开发者ID:AdoptOpenJDK,项目名称:openjdk-jdk10,代码行数:17,代码来源:HotSpotGraalCompiler.java

示例2: compile

import jdk.vm.ci.meta.SpeculationLog; //导入方法依赖的package包/类
public CompilationResult compile(ResolvedJavaMethod method, int entryBCI, boolean useProfilingInfo, CompilationIdentifier compilationId, OptionValues options) {
    HotSpotBackend backend = graalRuntime.getHostBackend();
    HotSpotProviders providers = backend.getProviders();
    final boolean isOSR = entryBCI != JVMCICompiler.INVOCATION_ENTRY_BCI;
    StructuredGraph graph = method.isNative() || isOSR ? null : getIntrinsicGraph(method, providers, compilationId, options);

    if (graph == null) {
        SpeculationLog speculationLog = method.getSpeculationLog();
        if (speculationLog != null) {
            speculationLog.collectFailedSpeculations();
        }
        graph = new StructuredGraph.Builder(options, AllowAssumptions.ifTrue(OptAssumptions.getValue(options))).method(method).entryBCI(entryBCI).speculationLog(
                        speculationLog).useProfilingInfo(useProfilingInfo).compilationId(compilationId).build();
    }

    Suites suites = getSuites(providers, options);
    LIRSuites lirSuites = getLIRSuites(providers, options);
    ProfilingInfo profilingInfo = useProfilingInfo ? method.getProfilingInfo(!isOSR, isOSR) : DefaultProfilingInfo.get(TriState.FALSE);
    OptimisticOptimizations optimisticOpts = getOptimisticOpts(profilingInfo, options);

    /*
     * Cut off never executed code profiles if there is code, e.g. after the osr loop, that is
     * never executed.
     */
    if (isOSR && !OnStackReplacementPhase.Options.DeoptAfterOSR.getValue(options)) {
        optimisticOpts.remove(Optimization.RemoveNeverExecutedCode);
    }
    CompilationResult result = new CompilationResult();
    result.setEntryBCI(entryBCI);
    boolean shouldDebugNonSafepoints = providers.getCodeCache().shouldDebugNonSafepoints();
    PhaseSuite<HighTierContext> graphBuilderSuite = configGraphBuilderSuite(providers.getSuites().getDefaultGraphBuilderSuite(), shouldDebugNonSafepoints, isOSR);
    GraalCompiler.compileGraph(graph, method, providers, backend, graphBuilderSuite, optimisticOpts, profilingInfo, suites, lirSuites, result, CompilationResultBuilderFactory.Default);

    if (!isOSR && useProfilingInfo) {
        ProfilingInfo profile = profilingInfo;
        profile.setCompilerIRSize(StructuredGraph.class, graph.getNodeCount());
    }

    return result;
}
 
开发者ID:graalvm,项目名称:graal-core,代码行数:41,代码来源:HotSpotGraalCompiler.java


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