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comparison src/share/vm/graal/graalEnv.cpp @ 9011:23762f2438b6

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support for compiling LambdaForm invocations (invokevirtual instructions that were rewritten to invokehandle instructions)
author Doug Simon <doug.simon@oracle.com>
date Thu, 11 Apr 2013 21:43:14 +0200
parents 7ef66078d837
children 700f6a63763a
comparison
equal deleted inserted replaced
9010:08a16c26907f 9011:23762f2438b6
337 KlassHandle holder = get_klass_by_index_impl(cpool, holder_index, holder_is_accessible, accessor); 337 KlassHandle holder = get_klass_by_index_impl(cpool, holder_index, holder_is_accessible, accessor);
338 338
339 // Get the method's name and signature. 339 // Get the method's name and signature.
340 Symbol* name_sym = cpool->name_ref_at(index); 340 Symbol* name_sym = cpool->name_ref_at(index);
341 Symbol* sig_sym = cpool->signature_ref_at(index); 341 Symbol* sig_sym = cpool->signature_ref_at(index);
342
343 if (cpool->has_preresolution()
344 || (holder() == SystemDictionary::MethodHandle_klass() &&
345 MethodHandles::is_signature_polymorphic_name(holder(), name_sym))) {
346 // Short-circuit lookups for JSR 292-related call sites.
347 // That is, do not rely only on name-based lookups, because they may fail
348 // if the names are not resolvable in the boot class loader (7056328).
349 switch (bc) {
350 case Bytecodes::_invokevirtual:
351 case Bytecodes::_invokeinterface:
352 case Bytecodes::_invokespecial:
353 case Bytecodes::_invokestatic:
354 {
355 Method* m = ConstantPool::method_at_if_loaded(cpool, index);
356 if (m != NULL) {
357 return m;
358 }
359 }
360 break;
361 }
362 }
342 363
343 if (holder_is_accessible) { // Our declared holder is loaded. 364 if (holder_is_accessible) { // Our declared holder is loaded.
344 instanceKlassHandle lookup = get_instance_klass_for_declared_method_holder(holder); 365 instanceKlassHandle lookup = get_instance_klass_for_declared_method_holder(holder);
345 methodHandle m = lookup_method(accessor, lookup, name_sym, sig_sym, bc); 366 methodHandle m = lookup_method(accessor, lookup, name_sym, sig_sym, bc);
346 if (!m.is_null() && 367 if (!m.is_null() &&