1 /* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #include "art_method-inl.h" 18 #include "class_linker.h" 19 #include "dex_file-inl.h" 20 #include "interpreter/interpreter.h" 21 #include "mirror/object-inl.h" 22 #include "reflection.h" 23 #include "runtime.h" 24 #include "stack.h" 25 26 namespace art { 27 28 extern "C" void artInterpreterToCompiledCodeBridge(Thread* self, const DexFile::CodeItem* code_item, 29 ShadowFrame* shadow_frame, JValue* result) { 30 ArtMethod* method = shadow_frame->GetMethod(); 31 // Ensure static methods are initialized. 32 if (method->IsStatic()) { 33 mirror::Class* declaringClass = method->GetDeclaringClass(); 34 if (UNLIKELY(!declaringClass->IsInitialized())) { 35 self->PushShadowFrame(shadow_frame); 36 StackHandleScope<1> hs(self); 37 Handle<mirror::Class> h_class(hs.NewHandle(declaringClass)); 38 if (UNLIKELY(!Runtime::Current()->GetClassLinker()->EnsureInitialized(self, h_class, true, 39 true))) { 40 self->PopShadowFrame(); 41 DCHECK(self->IsExceptionPending()); 42 return; 43 } 44 self->PopShadowFrame(); 45 CHECK(h_class->IsInitializing()); 46 // Reload from shadow frame in case the method moved, this is faster than adding a handle. 47 method = shadow_frame->GetMethod(); 48 } 49 } 50 uint16_t arg_offset = (code_item == nullptr) ? 0 : code_item->registers_size_ - code_item->ins_size_; 51 method->Invoke(self, shadow_frame->GetVRegArgs(arg_offset), 52 (shadow_frame->NumberOfVRegs() - arg_offset) * sizeof(uint32_t), 53 result, method->GetInterfaceMethodIfProxy(sizeof(void*))->GetShorty()); 54 } 55 56 } // namespace art 57