src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/replacements/SHA5Substitutions.java
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package org.graalvm.compiler.hotspot.replacements;
import static org.graalvm.compiler.hotspot.GraalHotSpotVMConfigBase.INJECTED_INTRINSIC_CONTEXT;
import static org.graalvm.compiler.hotspot.GraalHotSpotVMConfigBase.INJECTED_METAACCESS;
import org.graalvm.compiler.api.replacements.ClassSubstitution;
import org.graalvm.compiler.api.replacements.Fold;
import org.graalvm.compiler.api.replacements.Fold.InjectedParameter;
import org.graalvm.compiler.api.replacements.MethodSubstitution;
import org.graalvm.compiler.hotspot.HotSpotBackend;
import org.graalvm.compiler.nodes.ComputeObjectAddressNode;
import org.graalvm.compiler.nodes.PiNode;
import org.graalvm.compiler.nodes.extended.RawLoadNode;
import org.graalvm.compiler.nodes.graphbuilderconf.IntrinsicContext;
import org.graalvm.compiler.replacements.ReplacementsUtil;
import org.graalvm.compiler.word.Word;
import jdk.internal.vm.compiler.word.LocationIdentity;
import jdk.internal.vm.compiler.word.WordFactory;
import jdk.vm.ci.meta.JavaKind;
@ClassSubstitution(className = "sun.security.provider.SHA5", optional = true)
public class SHA5Substitutions {
@MethodSubstitution(isStatic = false)
static void implCompress0(Object receiver, byte[] buf, int ofs) {
Object realReceiver = PiNode.piCastNonNull(receiver, HotSpotReplacementsUtil.methodHolderClass(INJECTED_INTRINSIC_CONTEXT));
Object state = RawLoadNode.load(realReceiver, stateOffset(INJECTED_INTRINSIC_CONTEXT), JavaKind.Object, LocationIdentity.any());
Word bufAddr = WordFactory.unsigned(ComputeObjectAddressNode.get(buf, ReplacementsUtil.getArrayBaseOffset(INJECTED_METAACCESS, JavaKind.Byte) + ofs));
Word stateAddr = WordFactory.unsigned(ComputeObjectAddressNode.get(state, ReplacementsUtil.getArrayBaseOffset(INJECTED_METAACCESS, JavaKind.Int)));
HotSpotBackend.sha5ImplCompressStub(bufAddr, stateAddr);
}
@Fold
static long stateOffset(@InjectedParameter IntrinsicContext context) {
return HotSpotReplacementsUtil.getFieldOffset(HotSpotReplacementsUtil.methodHolderClass(context), "state");
}
}