| // Copyright 2017 The Fuchsia Authors. All rights reserved. | |
| // Use of this source code is governed by a BSD-style license that can be | |
| // found in the LICENSE file. | |
| // mx_status_t bad_syscall(uint64_t num) | |
| .global bad_syscall | |
| .type bad_syscall, STT_FUNC | |
| bad_syscall: | |
| #if defined(__aarch64__) | |
| mov x16, x0 | |
| svc #0 | |
| ret | |
| #elif defined(__x86_64__) | |
| mov %rdi, %rax | |
| syscall | |
| ret | |
| #else | |
| #error "Unsupported arch" | |
| #endif |