src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/meta/HotSpotInvocationPlugins.java
8234541: C1 emits an empty message when it inlines successfully
Summary: Use "inline" as the message when successfull
Reviewed-by: thartmann, mdoerr
Contributed-by: navy.xliu@gmail.com
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package org.graalvm.compiler.hotspot.meta;
import static jdk.vm.ci.hotspot.HotSpotJVMCIRuntime.runtime;
import java.lang.reflect.Type;
import java.util.function.Predicate;
import org.graalvm.compiler.core.common.GraalOptions;
import org.graalvm.compiler.debug.GraalError;
import org.graalvm.compiler.graph.Node;
import org.graalvm.compiler.graph.iterators.NodeIterable;
import org.graalvm.compiler.hotspot.GraalHotSpotVMConfig;
import org.graalvm.compiler.hotspot.HotSpotGraalRuntimeProvider;
import org.graalvm.compiler.hotspot.phases.AheadOfTimeVerificationPhase;
import org.graalvm.compiler.nodes.ConstantNode;
import org.graalvm.compiler.nodes.FrameState;
import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderContext;
import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugin;
import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugins;
import org.graalvm.compiler.nodes.type.StampTool;
import org.graalvm.compiler.phases.tiers.CompilerConfiguration;
import org.graalvm.compiler.replacements.nodes.MacroNode;
import jdk.vm.ci.meta.JavaKind;
import jdk.vm.ci.meta.ResolvedJavaType;
/**
* Extension of {@link InvocationPlugins} that disables plugins based on runtime configuration.
*/
final class HotSpotInvocationPlugins extends InvocationPlugins {
private final HotSpotGraalRuntimeProvider graalRuntime;
private final GraalHotSpotVMConfig config;
private final Predicate<ResolvedJavaType> intrinsificationPredicate;
HotSpotInvocationPlugins(HotSpotGraalRuntimeProvider graalRuntime, GraalHotSpotVMConfig config, CompilerConfiguration compilerConfiguration) {
this.graalRuntime = graalRuntime;
this.config = config;
this.intrinsificationPredicate = runtime().getIntrinsificationTrustPredicate(compilerConfiguration.getClass());
}
@Override
protected void register(InvocationPlugin plugin, boolean isOptional, boolean allowOverwrite, Type declaringClass, String name, Type... argumentTypes) {
if (!config.usePopCountInstruction) {
if (name.equals("bitCount")) {
assert declaringClass.equals(Integer.class) || declaringClass.equals(Long.class);
return;
}
}
super.register(plugin, isOptional, allowOverwrite, declaringClass, name, argumentTypes);
}
@Override
public void checkNewNodes(GraphBuilderContext b, InvocationPlugin plugin, NodeIterable<Node> newNodes) {
for (Node node : newNodes) {
if (node instanceof MacroNode) {
// MacroNode based plugins can only be used for inlining since they
// require a valid bci should they need to replace themselves with
// an InvokeNode during lowering.
assert plugin.inlineOnly() : String.format("plugin that creates a %s (%s) must return true for inlineOnly(): %s", MacroNode.class.getSimpleName(), node, plugin);
}
}
if (GraalOptions.ImmutableCode.getValue(b.getOptions())) {
for (Node node : newNodes) {
if (node.hasUsages() && node instanceof ConstantNode) {
ConstantNode c = (ConstantNode) node;
if (c.getStackKind() == JavaKind.Object && AheadOfTimeVerificationPhase.isIllegalObjectConstant(c)) {
if (isClass(c)) {
// This will be handled later by LoadJavaMirrorWithKlassPhase
} else {
// Tolerate uses in unused FrameStates
if (node.usages().filter((n) -> !(n instanceof FrameState) || n.hasUsages()).isNotEmpty()) {
throw new AssertionError("illegal constant node in AOT: " + node);
}
}
}
}
}
}
super.checkNewNodes(b, plugin, newNodes);
}
private static boolean isClass(ConstantNode node) {
ResolvedJavaType type = StampTool.typeOrNull(node);
return type != null && "Ljava/lang/Class;".equals(type.getName());
}
@Override
public boolean canBeIntrinsified(ResolvedJavaType declaringClass) {
if (!intrinsificationPredicate.test(declaringClass)) {
if (graalRuntime.isBootstrapping()) {
throw GraalError.shouldNotReachHere("Class declaring a method for which a Graal intrinsic is available should be trusted for intrinsification: " + declaringClass.toJavaName());
}
return false;
}
return true;
}
}