57 lines
1.6 KiB
Java
57 lines
1.6 KiB
Java
package compiler.jsr292;
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import java.lang.invoke.MethodHandle;
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import java.lang.invoke.MethodHandles;
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import java.lang.invoke.MethodType;
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import java.lang.invoke.MethodHandleHelper;
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import jdk.internal.vm.annotation.ForceInline;
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/*
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* @test
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* @bug 8166110
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* @library /test/lib / patches
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* @modules java.base/jdk.internal.misc
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* java.base/jdk.internal.vm.annotation
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*
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* @build java.base/java.lang.invoke.MethodHandleHelper
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* @run main/bootclasspath/othervm -XX:+IgnoreUnrecognizedVMOptions -Xbatch -XX:-TieredCompilation
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* compiler.jsr292.InvokerSignatureMismatch
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*/
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public class InvokerSignatureMismatch {
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static final MethodHandle INT_MH;
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static {
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MethodHandle mhI = null;
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try {
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mhI = MethodHandles.lookup().findStatic(InvokerSignatureMismatch.class, "bodyI", MethodType.methodType(void.class, int.class));
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} catch (Throwable e) {
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}
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INT_MH = mhI;
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}
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public static void main(String[] args) throws Throwable {
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for (int i = 0; i < 50_000; i++) { // OSR
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mainLink(i);
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mainInvoke(i);
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}
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}
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static void mainLink(int i) throws Throwable {
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Object name = MethodHandleHelper.internalMemberName(INT_MH);
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MethodHandleHelper.linkToStatic((float) i, name);
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}
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static void mainInvoke(int i) throws Throwable {
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MethodHandleHelper.invokeBasicV(INT_MH, (float) i);
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}
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static int cnt = 0;
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static void bodyI(int x) {
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if ((x & 1023) == 0) { // already optimized x % 1024 == 0
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++cnt;
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}
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}
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}
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