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 "callee_save_frame.h"
18 #include "entrypoints/entrypoint_utils-inl.h"
19 #include "class_linker-inl.h"
20 #include "dex_file-inl.h"
21 #include "gc/accounting/card_table-inl.h"
22 #include "mirror/art_method-inl.h"
23 #include "mirror/object_array-inl.h"
24 #include "mirror/object-inl.h"
25
26 namespace art {
27
artInitializeStaticStorageFromCode(uint32_t type_idx,mirror::ArtMethod * referrer,Thread * self,StackReference<mirror::ArtMethod> * sp)28 extern "C" mirror::Class* artInitializeStaticStorageFromCode(uint32_t type_idx,
29 mirror::ArtMethod* referrer,
30 Thread* self,
31 StackReference<mirror::ArtMethod>* sp)
32 SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) {
33 // Called to ensure static storage base is initialized for direct static field reads and writes.
34 // A class may be accessing another class' fields when it doesn't have access, as access has been
35 // given by inheritance.
36 FinishCalleeSaveFrameSetup(self, sp, Runtime::kRefsOnly);
37 return ResolveVerifyAndClinit(type_idx, referrer, self, true, false);
38 }
39
artInitializeTypeFromCode(uint32_t type_idx,mirror::ArtMethod * referrer,Thread * self,StackReference<mirror::ArtMethod> * sp)40 extern "C" mirror::Class* artInitializeTypeFromCode(uint32_t type_idx,
41 mirror::ArtMethod* referrer,
42 Thread* self,
43 StackReference<mirror::ArtMethod>* sp)
44 SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) {
45 // Called when method->dex_cache_resolved_types_[] misses.
46 FinishCalleeSaveFrameSetup(self, sp, Runtime::kRefsOnly);
47 return ResolveVerifyAndClinit(type_idx, referrer, self, false, false);
48 }
49
artInitializeTypeAndVerifyAccessFromCode(uint32_t type_idx,mirror::ArtMethod * referrer,Thread * self,StackReference<mirror::ArtMethod> * sp)50 extern "C" mirror::Class* artInitializeTypeAndVerifyAccessFromCode(uint32_t type_idx,
51 mirror::ArtMethod* referrer,
52 Thread* self,
53 StackReference<mirror::ArtMethod>* sp) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) {
54 // Called when caller isn't guaranteed to have access to a type and the dex cache may be
55 // unpopulated.
56 FinishCalleeSaveFrameSetup(self, sp, Runtime::kRefsOnly);
57 return ResolveVerifyAndClinit(type_idx, referrer, self, false, true);
58 }
59
artResolveStringFromCode(mirror::ArtMethod * referrer,int32_t string_idx,Thread * self,StackReference<mirror::ArtMethod> * sp)60 extern "C" mirror::String* artResolveStringFromCode(mirror::ArtMethod* referrer,
61 int32_t string_idx,
62 Thread* self,
63 StackReference<mirror::ArtMethod>* sp)
64 SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) {
65 FinishCalleeSaveFrameSetup(self, sp, Runtime::kRefsOnly);
66 return ResolveStringFromCode(referrer, string_idx);
67 }
68
69 } // namespace art
70