相关疑难解决方法(0)

我正在尝试使用GNU汇编程序学习ARM汇编程序编程.我用QEmu设置了我的PC,并拥有Debian ARM-HF chroot环境.

如果我汇编并链接我的测试程序:

.text
.global _start
_start:
        mov     r0, #6
        bx      lr

有:

as test.s -o test.o
ld test.o -o test

然后将文件加载到gdb并在_start上设置断点:

root@Latitude-E6420:/root# gdb test
GNU gdb (GDB) 7.6.1 (Debian 7.6.1-1)
Copyright (C) 2013 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later 
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was …