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 #define FRAME_SIZE_SAVE_ALL_CALLEE_SAVES 176 23 #define FRAME_SIZE_SAVE_REFS_ONLY 96 24 #define FRAME_SIZE_SAVE_REFS_AND_ARGS 224 25 #define FRAME_SIZE_SAVE_EVERYTHING 512 26 #define FRAME_SIZE_SAVE_EVERYTHING_FOR_CLINIT FRAME_SIZE_SAVE_EVERYTHING 27 #define FRAME_SIZE_SAVE_EVERYTHING_FOR_SUSPEND_CHECK FRAME_SIZE_SAVE_EVERYTHING 28 29 // The offset from art_quick_read_barrier_mark_introspection to the array switch cases, 30 // i.e. art_quick_read_barrier_mark_introspection_arrays. 31 #define BAKER_MARK_INTROSPECTION_ARRAY_SWITCH_OFFSET 0x100 32 // The offset from art_quick_read_barrier_mark_introspection to the GC root entrypoint, 33 // i.e. art_quick_read_barrier_mark_introspection_gc_roots. 34 #define BAKER_MARK_INTROSPECTION_GC_ROOT_ENTRYPOINT_OFFSET 0x300 35 36 // The offset of the reference load LDR from the return address in LR for field loads. 37 #ifdef USE_HEAP_POISONING 38 #define BAKER_MARK_INTROSPECTION_FIELD_LDR_OFFSET -8 39 #else 40 #define BAKER_MARK_INTROSPECTION_FIELD_LDR_OFFSET -4 41 #endif 42 // The offset of the reference load LDR from the return address in LR for array loads. 43 #ifdef USE_HEAP_POISONING 44 #define BAKER_MARK_INTROSPECTION_ARRAY_LDR_OFFSET -8 45 #else 46 #define BAKER_MARK_INTROSPECTION_ARRAY_LDR_OFFSET -4 47 #endif 48 // The offset of the reference load LDR from the return address in LR for GC root loads. 49 #define BAKER_MARK_INTROSPECTION_GC_ROOT_LDR_OFFSET -8 50 51 #endif // ART_RUNTIME_ARCH_ARM64_ASM_SUPPORT_ARM64_H_ 52