| /* |
| * Copyright (C) 2012 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "callee_save_frame.h" |
| #include "dex_file-inl.h" |
| #include "entrypoints/entrypoint_utils.h" |
| #include "mirror/art_field-inl.h" |
| #include "mirror/art_method-inl.h" |
| #include "mirror/class-inl.h" |
| |
| #include <stdint.h> |
| |
| namespace art { |
| |
| extern "C" uint32_t artGet32StaticFromCode(uint32_t field_idx, |
| mirror::ArtMethod* referrer, |
| Thread* self, StackReference<mirror::ArtMethod>* sp) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| mirror::ArtField* field = FindFieldFast(field_idx, referrer, StaticPrimitiveRead, |
| sizeof(int32_t)); |
| if (LIKELY(field != NULL)) { |
| return field->Get32(field->GetDeclaringClass()); |
| } |
| FinishCalleeSaveFrameSetup(self, sp, Runtime::kRefsOnly); |
| field = FindFieldFromCode<StaticPrimitiveRead, true>(field_idx, referrer, self, sizeof(int32_t)); |
| if (LIKELY(field != NULL)) { |
| return field->Get32(field->GetDeclaringClass()); |
| } |
| return 0; // Will throw exception by checking with Thread::Current |
| } |
| |
| extern "C" uint64_t artGet64StaticFromCode(uint32_t field_idx, |
| mirror::ArtMethod* referrer, |
| Thread* self, StackReference<mirror::ArtMethod>* sp) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| mirror::ArtField* field = FindFieldFast(field_idx, referrer, StaticPrimitiveRead, |
| sizeof(int64_t)); |
| if (LIKELY(field != NULL)) { |
| return field->Get64(field->GetDeclaringClass()); |
| } |
| FinishCalleeSaveFrameSetup(self, sp, Runtime::kRefsOnly); |
| field = FindFieldFromCode<StaticPrimitiveRead, true>(field_idx, referrer, self, sizeof(int64_t)); |
| if (LIKELY(field != NULL)) { |
| return field->Get64(field->GetDeclaringClass()); |
| } |
| return 0; // Will throw exception by checking with Thread::Current |
| } |
| |
| extern "C" mirror::Object* artGetObjStaticFromCode(uint32_t field_idx, |
| mirror::ArtMethod* referrer, |
| Thread* self, |
| StackReference<mirror::ArtMethod>* sp) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| mirror::ArtField* field = FindFieldFast(field_idx, referrer, StaticObjectRead, |
| sizeof(mirror::HeapReference<mirror::Object>)); |
| if (LIKELY(field != NULL)) { |
| return field->GetObj(field->GetDeclaringClass()); |
| } |
| FinishCalleeSaveFrameSetup(self, sp, Runtime::kRefsOnly); |
| field = FindFieldFromCode<StaticObjectRead, true>(field_idx, referrer, self, |
| sizeof(mirror::HeapReference<mirror::Object>)); |
| if (LIKELY(field != NULL)) { |
| return field->GetObj(field->GetDeclaringClass()); |
| } |
| return NULL; // Will throw exception by checking with Thread::Current |
| } |
| |
| extern "C" uint32_t artGet32InstanceFromCode(uint32_t field_idx, mirror::Object* obj, |
| mirror::ArtMethod* referrer, Thread* self, |
| StackReference<mirror::ArtMethod>* sp) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| mirror::ArtField* field = FindFieldFast(field_idx, referrer, InstancePrimitiveRead, |
| sizeof(int32_t)); |
| if (LIKELY(field != NULL && obj != NULL)) { |
| return field->Get32(obj); |
| } |
| FinishCalleeSaveFrameSetup(self, sp, Runtime::kRefsOnly); |
| field = FindFieldFromCode<InstancePrimitiveRead, true>(field_idx, referrer, self, |
| sizeof(int32_t)); |
| if (LIKELY(field != NULL)) { |
| if (UNLIKELY(obj == NULL)) { |
| ThrowLocation throw_location = self->GetCurrentLocationForThrow(); |
| ThrowNullPointerExceptionForFieldAccess(throw_location, field, true); |
| } else { |
| return field->Get32(obj); |
| } |
| } |
| return 0; // Will throw exception by checking with Thread::Current |
| } |
| |
| extern "C" uint64_t artGet64InstanceFromCode(uint32_t field_idx, mirror::Object* obj, |
| mirror::ArtMethod* referrer, Thread* self, |
| StackReference<mirror::ArtMethod>* sp) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| mirror::ArtField* field = FindFieldFast(field_idx, referrer, InstancePrimitiveRead, |
| sizeof(int64_t)); |
| if (LIKELY(field != NULL && obj != NULL)) { |
| return field->Get64(obj); |
| } |
| FinishCalleeSaveFrameSetup(self, sp, Runtime::kRefsOnly); |
| field = FindFieldFromCode<InstancePrimitiveRead, true>(field_idx, referrer, self, |
| sizeof(int64_t)); |
| if (LIKELY(field != NULL)) { |
| if (UNLIKELY(obj == NULL)) { |
| ThrowLocation throw_location = self->GetCurrentLocationForThrow(); |
| ThrowNullPointerExceptionForFieldAccess(throw_location, field, true); |
| } else { |
| return field->Get64(obj); |
| } |
| } |
| return 0; // Will throw exception by checking with Thread::Current |
| } |
| |
| extern "C" mirror::Object* artGetObjInstanceFromCode(uint32_t field_idx, mirror::Object* obj, |
| mirror::ArtMethod* referrer, |
| Thread* self, |
| StackReference<mirror::ArtMethod>* sp) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| mirror::ArtField* field = FindFieldFast(field_idx, referrer, InstanceObjectRead, |
| sizeof(mirror::HeapReference<mirror::Object>)); |
| if (LIKELY(field != NULL && obj != NULL)) { |
| return field->GetObj(obj); |
| } |
| FinishCalleeSaveFrameSetup(self, sp, Runtime::kRefsOnly); |
| field = FindFieldFromCode<InstanceObjectRead, true>(field_idx, referrer, self, |
| sizeof(mirror::HeapReference<mirror::Object>)); |
| if (LIKELY(field != NULL)) { |
| if (UNLIKELY(obj == NULL)) { |
| ThrowLocation throw_location = self->GetCurrentLocationForThrow(); |
| ThrowNullPointerExceptionForFieldAccess(throw_location, field, true); |
| } else { |
| return field->GetObj(obj); |
| } |
| } |
| return NULL; // Will throw exception by checking with Thread::Current |
| } |
| |
| extern "C" int artSet32StaticFromCode(uint32_t field_idx, uint32_t new_value, |
| mirror::ArtMethod* referrer, Thread* self, |
| StackReference<mirror::ArtMethod>* sp) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| mirror::ArtField* field = FindFieldFast(field_idx, referrer, StaticPrimitiveWrite, |
| sizeof(int32_t)); |
| if (LIKELY(field != NULL)) { |
| // Compiled code can't use transactional mode. |
| field->Set32<false>(field->GetDeclaringClass(), new_value); |
| return 0; // success |
| } |
| FinishCalleeSaveFrameSetup(self, sp, Runtime::kRefsOnly); |
| field = FindFieldFromCode<StaticPrimitiveWrite, true>(field_idx, referrer, self, sizeof(int32_t)); |
| if (LIKELY(field != NULL)) { |
| // Compiled code can't use transactional mode. |
| field->Set32<false>(field->GetDeclaringClass(), new_value); |
| return 0; // success |
| } |
| return -1; // failure |
| } |
| |
| extern "C" int artSet64StaticFromCode(uint32_t field_idx, mirror::ArtMethod* referrer, |
| uint64_t new_value, Thread* self, |
| StackReference<mirror::ArtMethod>* sp) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| mirror::ArtField* field = FindFieldFast(field_idx, referrer, StaticPrimitiveWrite, |
| sizeof(int64_t)); |
| if (LIKELY(field != NULL)) { |
| // Compiled code can't use transactional mode. |
| field->Set64<false>(field->GetDeclaringClass(), new_value); |
| return 0; // success |
| } |
| FinishCalleeSaveFrameSetup(self, sp, Runtime::kRefsOnly); |
| field = FindFieldFromCode<StaticPrimitiveWrite, true>(field_idx, referrer, self, sizeof(int64_t)); |
| if (LIKELY(field != NULL)) { |
| // Compiled code can't use transactional mode. |
| field->Set64<false>(field->GetDeclaringClass(), new_value); |
| return 0; // success |
| } |
| return -1; // failure |
| } |
| |
| extern "C" int artSetObjStaticFromCode(uint32_t field_idx, mirror::Object* new_value, |
| mirror::ArtMethod* referrer, Thread* self, |
| StackReference<mirror::ArtMethod>* sp) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| mirror::ArtField* field = FindFieldFast(field_idx, referrer, StaticObjectWrite, |
| sizeof(mirror::HeapReference<mirror::Object>)); |
| if (LIKELY(field != NULL)) { |
| if (LIKELY(!field->IsPrimitiveType())) { |
| // Compiled code can't use transactional mode. |
| field->SetObj<false>(field->GetDeclaringClass(), new_value); |
| return 0; // success |
| } |
| } |
| FinishCalleeSaveFrameSetup(self, sp, Runtime::kRefsOnly); |
| field = FindFieldFromCode<StaticObjectWrite, true>(field_idx, referrer, self, |
| sizeof(mirror::HeapReference<mirror::Object>)); |
| if (LIKELY(field != NULL)) { |
| // Compiled code can't use transactional mode. |
| field->SetObj<false>(field->GetDeclaringClass(), new_value); |
| return 0; // success |
| } |
| return -1; // failure |
| } |
| |
| extern "C" int artSet32InstanceFromCode(uint32_t field_idx, mirror::Object* obj, uint32_t new_value, |
| mirror::ArtMethod* referrer, Thread* self, |
| StackReference<mirror::ArtMethod>* sp) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| mirror::ArtField* field = FindFieldFast(field_idx, referrer, InstancePrimitiveWrite, |
| sizeof(int32_t)); |
| if (LIKELY(field != NULL && obj != NULL)) { |
| // Compiled code can't use transactional mode. |
| field->Set32<false>(obj, new_value); |
| return 0; // success |
| } |
| FinishCalleeSaveFrameSetup(self, sp, Runtime::kRefsOnly); |
| { |
| StackHandleScope<1> hs(self); |
| HandleWrapper<mirror::Object> h_obj(hs.NewHandleWrapper(&obj)); |
| field = FindFieldFromCode<InstancePrimitiveWrite, true>(field_idx, referrer, self, |
| sizeof(int32_t)); |
| } |
| if (LIKELY(field != NULL)) { |
| if (UNLIKELY(obj == NULL)) { |
| ThrowLocation throw_location = self->GetCurrentLocationForThrow(); |
| ThrowNullPointerExceptionForFieldAccess(throw_location, field, false); |
| } else { |
| // Compiled code can't use transactional mode. |
| field->Set32<false>(obj, new_value); |
| return 0; // success |
| } |
| } |
| return -1; // failure |
| } |
| |
| extern "C" int artSet64InstanceFromCode(uint32_t field_idx, mirror::Object* obj, uint64_t new_value, |
| Thread* self, StackReference<mirror::ArtMethod>* sp) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| constexpr size_t frame_size = GetCalleeSaveFrameSize(kRuntimeISA, Runtime::kRefsOnly); |
| mirror::ArtMethod* referrer = |
| reinterpret_cast<StackReference<mirror::ArtMethod>*>( |
| reinterpret_cast<uint8_t*>(sp) + frame_size)->AsMirrorPtr(); |
| mirror::ArtField* field = FindFieldFast(field_idx, referrer, InstancePrimitiveWrite, |
| sizeof(int64_t)); |
| if (LIKELY(field != NULL && obj != NULL)) { |
| // Compiled code can't use transactional mode. |
| field->Set64<false>(obj, new_value); |
| return 0; // success |
| } |
| sp->Assign(Runtime::Current()->GetCalleeSaveMethod(Runtime::kRefsOnly)); |
| self->SetTopOfStack(sp, 0); |
| field = FindFieldFromCode<InstancePrimitiveWrite, true>(field_idx, referrer, self, |
| sizeof(int64_t)); |
| if (LIKELY(field != NULL)) { |
| if (UNLIKELY(obj == NULL)) { |
| ThrowLocation throw_location = self->GetCurrentLocationForThrow(); |
| ThrowNullPointerExceptionForFieldAccess(throw_location, field, false); |
| } else { |
| // Compiled code can't use transactional mode. |
| field->Set64<false>(obj, new_value); |
| return 0; // success |
| } |
| } |
| return -1; // failure |
| } |
| |
| extern "C" int artSetObjInstanceFromCode(uint32_t field_idx, mirror::Object* obj, |
| mirror::Object* new_value, |
| mirror::ArtMethod* referrer, Thread* self, |
| StackReference<mirror::ArtMethod>* sp) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| mirror::ArtField* field = FindFieldFast(field_idx, referrer, InstanceObjectWrite, |
| sizeof(mirror::HeapReference<mirror::Object>)); |
| if (LIKELY(field != NULL && obj != NULL)) { |
| // Compiled code can't use transactional mode. |
| field->SetObj<false>(obj, new_value); |
| return 0; // success |
| } |
| FinishCalleeSaveFrameSetup(self, sp, Runtime::kRefsOnly); |
| field = FindFieldFromCode<InstanceObjectWrite, true>(field_idx, referrer, self, |
| sizeof(mirror::HeapReference<mirror::Object>)); |
| if (LIKELY(field != NULL)) { |
| if (UNLIKELY(obj == NULL)) { |
| ThrowLocation throw_location = self->GetCurrentLocationForThrow(); |
| ThrowNullPointerExceptionForFieldAccess(throw_location, field, false); |
| } else { |
| // Compiled code can't use transactional mode. |
| field->SetObj<false>(obj, new_value); |
| return 0; // success |
| } |
| } |
| return -1; // failure |
| } |
| |
| } // namespace art |
