377 // parameter, i.e., the receiver
378 if (types[i] == LF_INVVIRTUAL || types[i] == LF_INVINTERFACE) {
379 if (methodTypes[i].parameterCount() < 1 ||
380 methodTypes[i].parameterType(0) != Object.class) {
381 throw new InternalError("Invalid method type for " +
382 (types[i] == LF_INVVIRTUAL ? "invokeVirtual" : "invokeInterface") +
383 " DMH, needs at least two leading reference arguments: " +
384 methodTypes[i]);
385 }
386 }
387
388 LambdaForm form = DirectMethodHandle.makePreparedLambdaForm(methodTypes[i], types[i]);
389 forms.add(form);
390 names.add(form.kind.defaultLambdaName);
391 }
392 for (Wrapper wrapper : Wrapper.values()) {
393 if (wrapper == Wrapper.VOID) {
394 continue;
395 }
396 for (byte b = DirectMethodHandle.AF_GETFIELD; b < DirectMethodHandle.AF_LIMIT; b++) {
397 int ftype = DirectMethodHandle.ftypeKind(wrapper.primitiveType());
398 LambdaForm form = DirectMethodHandle
399 .makePreparedFieldLambdaForm(b, /*isVolatile*/false, ftype);
400 if (form.kind != LambdaForm.Kind.GENERIC) {
401 forms.add(form);
402 names.add(form.kind.defaultLambdaName);
403 }
404 // volatile
405 form = DirectMethodHandle
406 .makePreparedFieldLambdaForm(b, /*isVolatile*/true, ftype);
407 if (form.kind != LambdaForm.Kind.GENERIC) {
408 forms.add(form);
409 names.add(form.kind.defaultLambdaName);
410 }
411 }
412 }
413 return generateCodeBytesForLFs(className,
414 names.toArray(new String[0]),
415 forms.toArray(new LambdaForm[0]));
416 }
417
418 /**
419 * Returns a {@code byte[]} representation of a class implementing
420 * DelegatingMethodHandles of each {@code MethodType} kind in the
421 * {@code methodTypes} argument.
422 */
423 static byte[] generateDelegatingMethodHandleHolderClassBytes(String className,
424 MethodType[] methodTypes) {
425
426 HashSet<MethodType> dedupSet = new HashSet<>();
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377 // parameter, i.e., the receiver
378 if (types[i] == LF_INVVIRTUAL || types[i] == LF_INVINTERFACE) {
379 if (methodTypes[i].parameterCount() < 1 ||
380 methodTypes[i].parameterType(0) != Object.class) {
381 throw new InternalError("Invalid method type for " +
382 (types[i] == LF_INVVIRTUAL ? "invokeVirtual" : "invokeInterface") +
383 " DMH, needs at least two leading reference arguments: " +
384 methodTypes[i]);
385 }
386 }
387
388 LambdaForm form = DirectMethodHandle.makePreparedLambdaForm(methodTypes[i], types[i]);
389 forms.add(form);
390 names.add(form.kind.defaultLambdaName);
391 }
392 for (Wrapper wrapper : Wrapper.values()) {
393 if (wrapper == Wrapper.VOID) {
394 continue;
395 }
396 for (byte b = DirectMethodHandle.AF_GETFIELD; b < DirectMethodHandle.AF_LIMIT; b++) {
397 int ftype = DirectMethodHandle.ftypeKind(wrapper.primitiveType(), true);
398 LambdaForm form = DirectMethodHandle
399 .makePreparedFieldLambdaForm(b, false /*isVolatile*/, ftype);
400 if (form.kind != LambdaForm.Kind.GENERIC) {
401 forms.add(form);
402 names.add(form.kind.defaultLambdaName);
403 }
404 // volatile
405 form = DirectMethodHandle
406 .makePreparedFieldLambdaForm(b, true /*isVolatile*/, ftype);
407 if (form.kind != LambdaForm.Kind.GENERIC) {
408 forms.add(form);
409 names.add(form.kind.defaultLambdaName);
410 }
411 }
412 }
413 return generateCodeBytesForLFs(className,
414 names.toArray(new String[0]),
415 forms.toArray(new LambdaForm[0]));
416 }
417
418 /**
419 * Returns a {@code byte[]} representation of a class implementing
420 * DelegatingMethodHandles of each {@code MethodType} kind in the
421 * {@code methodTypes} argument.
422 */
423 static byte[] generateDelegatingMethodHandleHolderClassBytes(String className,
424 MethodType[] methodTypes) {
425
426 HashSet<MethodType> dedupSet = new HashSet<>();
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