| /* |
| * 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 "dex_instruction.h" |
| #include "entrypoints/entrypoint_utils-inl.h" |
| #include "mirror/art_method-inl.h" |
| #include "mirror/object-inl.h" |
| |
| namespace art { |
| |
| extern "C" void art_portable_fill_array_data_from_code(mirror::ArtMethod* method, |
| uint32_t dex_pc, |
| mirror::Array* array, |
| uint32_t payload_offset) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| const DexFile::CodeItem* code_item = method->GetCodeItem(); |
| const Instruction::ArrayDataPayload* payload = |
| reinterpret_cast<const Instruction::ArrayDataPayload*>(code_item->insns_ + payload_offset); |
| DCHECK_EQ(payload->ident, static_cast<uint16_t>(Instruction::kArrayDataSignature)); |
| if (UNLIKELY(array == NULL)) { |
| ThrowNullPointerException(NULL, "null array in FILL_ARRAY_DATA"); |
| return; // Error |
| } |
| DCHECK(array->IsArrayInstance() && !array->IsObjectArray()); |
| if (UNLIKELY(static_cast<int32_t>(payload->element_count) > array->GetLength())) { |
| Thread* self = Thread::Current(); |
| ThrowLocation throw_location = self->GetCurrentLocationForThrow(); |
| self->ThrowNewExceptionF(throw_location, "Ljava/lang/ArrayIndexOutOfBoundsException;", |
| "failed FILL_ARRAY_DATA; length=%d, index=%d", |
| array->GetLength(), payload->element_count - 1); |
| return; // Error |
| } |
| uint32_t size_in_bytes = payload->element_count * payload->element_width; |
| memcpy(array->GetRawData(payload->element_width, 0), payload->data, size_in_bytes); |
| } |
| |
| } // namespace art |
