org.graalvm.compiler.hotspot.stubs

Class UnwindExceptionToCallerStub

java.lang.Object

org.graalvm.compiler.hotspot.stubs.Stub

org.graalvm.compiler.hotspot.stubs.SnippetStub

org.graalvm.compiler.hotspot.stubs.UnwindExceptionToCallerStub

All Implemented Interfaces:

Snippets

public class UnwindExceptionToCallerStub
extends SnippetStub

Stub called by an UnwindNode. This stub executes in the frame of the method throwing an exception and completes by jumping to the exception handler in the calling frame.

Field Summary

Fields

Modifier and Type	Field and Description
static HotSpotForeignCallDescriptor	EXCEPTION_HANDLER_FOR_RETURN_ADDRESS

Fields inherited from class org.graalvm.compiler.hotspot.stubs.SnippetStub

method

Fields inherited from class org.graalvm.compiler.hotspot.stubs.Stub

code, linkage, options, providers

Constructor Summary

Constructors

Constructor and Description
UnwindExceptionToCallerStub(OptionValues options, HotSpotProviders providers, HotSpotForeignCallLinkage linkage)

Method Summary

Modifier and Type	Method and Description
static Word	exceptionHandlerForReturnAddress(ForeignCallDescriptor exceptionHandlerForReturnAddress, Word thread, Word returnAddress)
protected Object	getConstantParameterValue(int index, String name)

Methods inherited from class org.graalvm.compiler.hotspot.stubs.SnippetStub

buildInitialGraph, debugScopeContext, getGraph, getInstalledCodeOwner, getMethod, makeConstArgs, registerSnippet, toString

Methods inherited from class org.graalvm.compiler.hotspot.stubs.Stub

checkSafeDataReference, createLIRSuites, createSuites, getCode, getCompilationResult, getDestroyedCallerRegisters, getLinkage, getRegisterConfig, getStubCompilationId, initDestroyedCallerRegisters, shouldSaveRegistersAroundCalls

Methods inherited from class java.lang.Object

clone, equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

EXCEPTION_HANDLER_FOR_RETURN_ADDRESS

public static final HotSpotForeignCallDescriptor EXCEPTION_HANDLER_FOR_RETURN_ADDRESS

Constructor Detail

UnwindExceptionToCallerStub

public UnwindExceptionToCallerStub(OptionValues options,
                                   HotSpotProviders providers,
                                   HotSpotForeignCallLinkage linkage)

Method Detail

getConstantParameterValue

protected Object getConstantParameterValue(int index,
                                           String name)

Overrides:

getConstantParameterValue in class SnippetStub

exceptionHandlerForReturnAddress

public static Word exceptionHandlerForReturnAddress(ForeignCallDescriptor exceptionHandlerForReturnAddress,
                                                    Word thread,
                                                    Word returnAddress)