asm_support_arm64.h revision 63c051a540e6dfc806f656b88ac3a63e99395429 
1/*
2 * Copyright (C) 2014 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#ifndef ART_RUNTIME_ARCH_ARM64_ASM_SUPPORT_ARM64_H_
18#define ART_RUNTIME_ARCH_ARM64_ASM_SUPPORT_ARM64_H_
19
20#include "asm_support.h"
21
22// Note: these callee save methods loads require read barriers.
23// Offset of field Runtime::callee_save_methods_[kSaveAll] verified in InitCpu
24#define RUNTIME_SAVE_ALL_CALLEE_SAVE_FRAME_OFFSET 0
25// Offset of field Runtime::callee_save_methods_[kRefsOnly] verified in InitCpu
26#define RUNTIME_REFS_ONLY_CALLEE_SAVE_FRAME_OFFSET 8
27// Offset of field Runtime::callee_save_methods_[kRefsAndArgs] verified in InitCpu
28#define RUNTIME_REF_AND_ARGS_CALLEE_SAVE_FRAME_OFFSET 16
29
30// Offset of field Thread::suspend_count_
31#define THREAD_FLAGS_OFFSET 0
32// Offset of field Thread::card_table_
33#define THREAD_CARD_TABLE_OFFSET 120
34// Offset of field Thread::exception_
35#define THREAD_EXCEPTION_OFFSET 128
36// Offset of field Thread::thin_lock_thread_id_
37#define THREAD_ID_OFFSET 12
38
39#define FRAME_SIZE_SAVE_ALL_CALLEE_SAVE 176
40#define FRAME_SIZE_REFS_ONLY_CALLEE_SAVE 96
41#define FRAME_SIZE_REFS_AND_ARGS_CALLEE_SAVE 224
42
43// Expected size of a heap reference
44#define HEAP_REFERENCE_SIZE 4
45// Expected size of a stack reference
46#define STACK_REFERENCE_SIZE 4
47
48#endif  // ART_RUNTIME_ARCH_ARM64_ASM_SUPPORT_ARM64_H_
49