use of org.graalvm.compiler.hotspot.nodes.ComputeObjectAddressNode in project graal by oracle.
the class DefaultHotSpotLoweringProvider method lowerComputeObjectAddressNode.
private static void lowerComputeObjectAddressNode(ComputeObjectAddressNode n) {
/*
* Lower the node into a ComputeObjectAddress node and an Add but ensure that it's below any
* potential safepoints and above it's uses.
*/
for (Node use : n.usages().snapshot()) {
if (use instanceof FixedNode) {
FixedNode fixed = (FixedNode) use;
StructuredGraph graph = n.graph();
GetObjectAddressNode address = graph.add(new GetObjectAddressNode(n.getObject()));
graph.addBeforeFixed(fixed, address);
AddNode add = graph.addOrUnique(new AddNode(address, n.getOffset()));
use.replaceFirstInput(n, add);
} else {
throw GraalError.shouldNotReachHere("Unexpected floating use of ComputeObjectAddressNode " + n);
}
}
GraphUtil.unlinkFixedNode(n);
n.safeDelete();
}
use of org.graalvm.compiler.hotspot.nodes.ComputeObjectAddressNode in project graal by oracle.
the class DefaultHotSpotLoweringProvider method lower.
@Override
public void lower(Node n, LoweringTool tool) {
StructuredGraph graph = (StructuredGraph) n.graph();
if (n instanceof Invoke) {
lowerInvoke((Invoke) n, tool, graph);
} else if (n instanceof LoadMethodNode) {
lowerLoadMethodNode((LoadMethodNode) n);
} else if (n instanceof GetClassNode) {
lowerGetClassNode((GetClassNode) n, tool, graph);
} else if (n instanceof StoreHubNode) {
lowerStoreHubNode((StoreHubNode) n, graph);
} else if (n instanceof OSRStartNode) {
lowerOSRStartNode((OSRStartNode) n);
} else if (n instanceof BytecodeExceptionNode) {
lowerBytecodeExceptionNode((BytecodeExceptionNode) n);
} else if (n instanceof InstanceOfNode) {
InstanceOfNode instanceOfNode = (InstanceOfNode) n;
if (graph.getGuardsStage().areDeoptsFixed()) {
instanceofSnippets.lower(instanceOfNode, tool);
} else {
if (instanceOfNode.allowsNull()) {
ValueNode object = instanceOfNode.getValue();
LogicNode newTypeCheck = graph.addOrUniqueWithInputs(InstanceOfNode.create(instanceOfNode.type(), object, instanceOfNode.profile(), instanceOfNode.getAnchor()));
LogicNode newNode = LogicNode.or(graph.unique(IsNullNode.create(object)), newTypeCheck, GraalDirectives.UNLIKELY_PROBABILITY);
instanceOfNode.replaceAndDelete(newNode);
}
}
} else if (n instanceof InstanceOfDynamicNode) {
InstanceOfDynamicNode instanceOfDynamicNode = (InstanceOfDynamicNode) n;
if (graph.getGuardsStage().areDeoptsFixed()) {
instanceofSnippets.lower(instanceOfDynamicNode, tool);
} else {
ValueNode mirror = instanceOfDynamicNode.getMirrorOrHub();
if (mirror.stamp(NodeView.DEFAULT).getStackKind() == JavaKind.Object) {
ClassGetHubNode classGetHub = graph.unique(new ClassGetHubNode(mirror));
instanceOfDynamicNode.setMirror(classGetHub);
}
if (instanceOfDynamicNode.allowsNull()) {
ValueNode object = instanceOfDynamicNode.getObject();
LogicNode newTypeCheck = graph.addOrUniqueWithInputs(InstanceOfDynamicNode.create(graph.getAssumptions(), tool.getConstantReflection(), instanceOfDynamicNode.getMirrorOrHub(), object, false));
LogicNode newNode = LogicNode.or(graph.unique(IsNullNode.create(object)), newTypeCheck, GraalDirectives.UNLIKELY_PROBABILITY);
instanceOfDynamicNode.replaceAndDelete(newNode);
}
}
} else if (n instanceof ClassIsAssignableFromNode) {
if (graph.getGuardsStage().areDeoptsFixed()) {
instanceofSnippets.lower((ClassIsAssignableFromNode) n, tool);
}
} else if (n instanceof NewInstanceNode) {
if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
newObjectSnippets.lower((NewInstanceNode) n, registers, tool);
}
} else if (n instanceof DynamicNewInstanceNode) {
DynamicNewInstanceNode newInstanceNode = (DynamicNewInstanceNode) n;
if (newInstanceNode.getClassClass() == null) {
JavaConstant classClassMirror = constantReflection.forObject(Class.class);
ConstantNode classClass = ConstantNode.forConstant(classClassMirror, tool.getMetaAccess(), graph);
newInstanceNode.setClassClass(classClass);
}
if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
newObjectSnippets.lower(newInstanceNode, registers, tool);
}
} else if (n instanceof NewArrayNode) {
if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
newObjectSnippets.lower((NewArrayNode) n, registers, tool);
}
} else if (n instanceof DynamicNewArrayNode) {
DynamicNewArrayNode dynamicNewArrayNode = (DynamicNewArrayNode) n;
if (dynamicNewArrayNode.getVoidClass() == null) {
JavaConstant voidClassMirror = constantReflection.forObject(void.class);
ConstantNode voidClass = ConstantNode.forConstant(voidClassMirror, tool.getMetaAccess(), graph);
dynamicNewArrayNode.setVoidClass(voidClass);
}
if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
newObjectSnippets.lower(dynamicNewArrayNode, registers, tool);
}
} else if (n instanceof VerifyHeapNode) {
if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
newObjectSnippets.lower((VerifyHeapNode) n, registers, tool);
}
} else if (n instanceof RawMonitorEnterNode) {
if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
monitorSnippets.lower((RawMonitorEnterNode) n, registers, tool);
}
} else if (n instanceof MonitorExitNode) {
if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
monitorSnippets.lower((MonitorExitNode) n, registers, tool);
}
} else if (n instanceof ArrayCopyNode) {
arraycopySnippets.lower((ArrayCopyNode) n, tool);
} else if (n instanceof ArrayCopyWithSlowPathNode) {
arraycopySnippets.lower((ArrayCopyWithSlowPathNode) n, tool);
} else if (n instanceof G1PreWriteBarrier) {
writeBarrierSnippets.lower((G1PreWriteBarrier) n, registers, tool);
} else if (n instanceof G1PostWriteBarrier) {
writeBarrierSnippets.lower((G1PostWriteBarrier) n, registers, tool);
} else if (n instanceof G1ReferentFieldReadBarrier) {
writeBarrierSnippets.lower((G1ReferentFieldReadBarrier) n, registers, tool);
} else if (n instanceof SerialWriteBarrier) {
writeBarrierSnippets.lower((SerialWriteBarrier) n, tool);
} else if (n instanceof SerialArrayRangeWriteBarrier) {
writeBarrierSnippets.lower((SerialArrayRangeWriteBarrier) n, tool);
} else if (n instanceof G1ArrayRangePreWriteBarrier) {
writeBarrierSnippets.lower((G1ArrayRangePreWriteBarrier) n, registers, tool);
} else if (n instanceof G1ArrayRangePostWriteBarrier) {
writeBarrierSnippets.lower((G1ArrayRangePostWriteBarrier) n, registers, tool);
} else if (n instanceof NewMultiArrayNode) {
if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
newObjectSnippets.lower((NewMultiArrayNode) n, tool);
}
} else if (n instanceof LoadExceptionObjectNode) {
exceptionObjectSnippets.lower((LoadExceptionObjectNode) n, registers, tool);
} else if (n instanceof AssertionNode) {
assertionSnippets.lower((AssertionNode) n, tool);
} else if (n instanceof StringToBytesNode) {
if (graph.getGuardsStage().areDeoptsFixed()) {
stringToBytesSnippets.lower((StringToBytesNode) n, tool);
}
} else if (n instanceof IntegerDivRemNode) {
// Nothing to do for division nodes. The HotSpot signal handler catches divisions by
// zero and the MIN_VALUE / -1 cases.
} else if (n instanceof AbstractDeoptimizeNode || n instanceof UnwindNode || n instanceof RemNode || n instanceof SafepointNode) {
/* No lowering, we generate LIR directly for these nodes. */
} else if (n instanceof ClassGetHubNode) {
lowerClassGetHubNode((ClassGetHubNode) n, tool);
} else if (n instanceof HubGetClassNode) {
lowerHubGetClassNode((HubGetClassNode) n, tool);
} else if (n instanceof KlassLayoutHelperNode) {
lowerKlassLayoutHelperNode((KlassLayoutHelperNode) n, tool);
} else if (n instanceof ComputeObjectAddressNode) {
if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
lowerComputeObjectAddressNode((ComputeObjectAddressNode) n);
}
} else if (n instanceof IdentityHashCodeNode) {
hashCodeSnippets.lower((IdentityHashCodeNode) n, tool);
} else if (n instanceof ResolveDynamicConstantNode) {
if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
resolveConstantSnippets.lower((ResolveDynamicConstantNode) n, tool);
}
} else if (n instanceof ResolveConstantNode) {
if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
resolveConstantSnippets.lower((ResolveConstantNode) n, tool);
}
} else if (n instanceof ResolveMethodAndLoadCountersNode) {
if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
resolveConstantSnippets.lower((ResolveMethodAndLoadCountersNode) n, tool);
}
} else if (n instanceof InitializeKlassNode) {
if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
resolveConstantSnippets.lower((InitializeKlassNode) n, tool);
}
} else if (n instanceof ProfileNode) {
profileSnippets.lower((ProfileNode) n, tool);
} else {
super.lower(n, tool);
}
}
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