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