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类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;
}
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;
}