| // |
| // Copyright (C) 2017 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. |
| // |
| |
| .text |
| .globl native_bridge_trace |
| .type native_bridge_trace, #function |
| native_bridge_trace: |
| ldr r3, =0 |
| bx r3 |
| |
| .text |
| .globl native_bridge_intercept_symbol |
| .type native_bridge_intercept_symbol, #function |
| native_bridge_intercept_symbol: |
| ldr r3, =0 |
| bx r3 |
| |
| .text |
| .globl native_bridge_post_init |
| .type native_bridge_post_init, #function |
| native_bridge_post_init: |
| ldr r3, =0 |
| bx r3 |
| |
| .text |
| // Symbol to set guest return address to when guest function is called from the runtime. |
| // Provides unwind info that corresponds to ScopedHostCallFrame. |
| // Provides 1 readable insn before and 2 after. |
| // TODO(eaeltsin): may be change insns to what actual signal frame unwinder expects? |
| // See bionic/libc/arch-arm/bionic/__restore.S |
| .text |
| .fnstart |
| .save {r4, r5, lr, pc} |
| .movsp r4 |
| nop |
| .globl native_bridge_call_guest |
| .type native_bridge_call_guest, #function |
| native_bridge_call_guest: |
| nop |
| nop |
| ldr r3, =0 |
| bx r3 |
| .fnend |