com.oracle.svm.core

Class SubstrateTargetDescription

java.lang.Object

jdk.vm.ci.code.TargetDescription

com.oracle.svm.core.SubstrateTargetDescription

public class SubstrateTargetDescription
extends jdk.vm.ci.code.TargetDescription

Field Summary

Fields inherited from class jdk.vm.ci.code.TargetDescription

arch, implicitNullCheckLimit, inlineObjects, isMP, stackAlignment, wordJavaKind, wordSize

Constructor Summary

Constructors

Constructor and Description
SubstrateTargetDescription(jdk.vm.ci.code.Architecture arch, boolean isMP, int stackAlignment, int implicitNullCheckLimit, boolean inlineObjects, int deoptScratchSpace)

Method Summary

Modifier and Type	Method and Description
static EnumSet<jdk.vm.ci.amd64.AMD64.Flag>	allAMD64Flags() We include all flags that enable AMD64 CPU instructions as we want best possible performance for the code.
int	getDeoptScratchSpace() Returns the amount of scratch space which must be reserved for return value registers in DeoptimizedFrame.

Methods inherited from class jdk.vm.ci.code.TargetDescription

equals, hashCode, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

SubstrateTargetDescription

public SubstrateTargetDescription(jdk.vm.ci.code.Architecture arch,
                                  boolean isMP,
                                  int stackAlignment,
                                  int implicitNullCheckLimit,
                                  boolean inlineObjects,
                                  int deoptScratchSpace)

Method Detail

allAMD64Flags

public static EnumSet<jdk.vm.ci.amd64.AMD64.Flag> allAMD64Flags()

We include all flags that enable AMD64 CPU instructions as we want best possible performance for the code.

Returns:

All the flags that enable AMD64 CPU instructions.

getDeoptScratchSpace

public int getDeoptScratchSpace()

Returns the amount of scratch space which must be reserved for return value registers in DeoptimizedFrame.