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