2273   if (spe == NULL || spe->method() == NULL) {
2274     spe = NULL;
2275     // Must create lots of stuff here, but outside of the SystemDictionary lock.
2276     m = Method::make_method_handle_intrinsic(iid, signature, CHECK_(empty));
2277     CompileBroker::compile_method(m, InvocationEntryBci, CompLevel_highest_tier,
2278                                   methodHandle(), CompileThreshold, "MH", CHECK_(empty));
2279 
2280     // Now grab the lock.  We might have to throw away the new method,
2281     // if a racing thread has managed to install one at the same time.
2282     {
2283       MutexLocker ml(SystemDictionary_lock, THREAD);
2284       spe = invoke_method_table()->find_entry(index, hash, signature, iid);
2285       if (spe == NULL)
2286         spe = invoke_method_table()->add_entry(index, hash, signature, iid);
2287       if (spe->method() == NULL)
2288         spe->set_method(m());
2289     }
2290   }
2291 
2292   assert(spe != NULL && spe->method() != NULL, "");



2293   return spe->method();
2294 }
2295 
2296 // Helper for unpacking the return value from linkMethod and linkCallSite.
2297 static methodHandle unpack_method_and_appendix(Handle mname,
2298                                                KlassHandle accessing_klass,
2299                                                objArrayHandle appendix_box,
2300                                                Handle* appendix_result,
2301                                                TRAPS) {
2302   methodHandle empty;
2303   if (mname.not_null()) {
2304     Metadata* vmtarget = java_lang_invoke_MemberName::vmtarget(mname());
2305     if (vmtarget != NULL && vmtarget->is_method()) {
2306       Method* m = (Method*)vmtarget;
2307       oop appendix = appendix_box->obj_at(0);
2308       if (TraceMethodHandles) {
2309     #ifndef PRODUCT
2310         tty->print("Linked method=" INTPTR_FORMAT ": ", p2i(m));
2311         m->print();
2312         if (appendix != NULL) { tty->print("appendix = "); appendix->print(); }

2273   if (spe == NULL || spe->method() == NULL) {
2274     spe = NULL;
2275     // Must create lots of stuff here, but outside of the SystemDictionary lock.
2276     m = Method::make_method_handle_intrinsic(iid, signature, CHECK_(empty));
2277     CompileBroker::compile_method(m, InvocationEntryBci, CompLevel_highest_tier,
2278                                   methodHandle(), CompileThreshold, "MH", CHECK_(empty));
2279 
2280     // Now grab the lock.  We might have to throw away the new method,
2281     // if a racing thread has managed to install one at the same time.
2282     {
2283       MutexLocker ml(SystemDictionary_lock, THREAD);
2284       spe = invoke_method_table()->find_entry(index, hash, signature, iid);
2285       if (spe == NULL)
2286         spe = invoke_method_table()->add_entry(index, hash, signature, iid);
2287       if (spe->method() == NULL)
2288         spe->set_method(m());
2289     }
2290   }
2291 
2292   assert(spe != NULL && spe->method() != NULL, "");
2293   assert(!UseCompiler || (spe->method()->has_compiled_code() &&
2294          spe->method()->code()->entry_point() == spe->method()->from_compiled_entry()),
2295          "MH intrinsic invariant");
2296   return spe->method();
2297 }
2298 
2299 // Helper for unpacking the return value from linkMethod and linkCallSite.
2300 static methodHandle unpack_method_and_appendix(Handle mname,
2301                                                KlassHandle accessing_klass,
2302                                                objArrayHandle appendix_box,
2303                                                Handle* appendix_result,
2304                                                TRAPS) {
2305   methodHandle empty;
2306   if (mname.not_null()) {
2307     Metadata* vmtarget = java_lang_invoke_MemberName::vmtarget(mname());
2308     if (vmtarget != NULL && vmtarget->is_method()) {
2309       Method* m = (Method*)vmtarget;
2310       oop appendix = appendix_box->obj_at(0);
2311       if (TraceMethodHandles) {
2312     #ifndef PRODUCT
2313         tty->print("Linked method=" INTPTR_FORMAT ": ", p2i(m));
2314         m->print();
2315         if (appendix != NULL) { tty->print("appendix = "); appendix->print(); }