mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-27 04:52:05 +08:00
4a94e36819
This commit brings all the changes made by running gdb/copyright.py as per GDB's Start of New Year Procedure. For the avoidance of doubt, all changes in this commits were performed by the script.
182 lines
3.2 KiB
ArmAsm
182 lines
3.2 KiB
ArmAsm
/* Copyright 2009-2022 Free Software Foundation, Inc.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
This file is part of the gdb testsuite.
|
|
It tests displaced stepping over various insns that require special
|
|
handling. */
|
|
|
|
.text
|
|
|
|
.global main
|
|
main:
|
|
nop
|
|
|
|
/***********************************************/
|
|
|
|
/* test call/ret */
|
|
|
|
.global test_call
|
|
test_call:
|
|
call test_call_subr
|
|
nop
|
|
.global test_ret_end
|
|
test_ret_end:
|
|
nop
|
|
|
|
/***********************************************/
|
|
|
|
/* test abs-jmp/rep-ret */
|
|
|
|
test_abs_jmp_setup:
|
|
mov $test_abs_jmp_return,%rdx
|
|
push %rdx
|
|
mov $test_abs_jmp_subr,%rdx
|
|
.global test_abs_jmp
|
|
test_abs_jmp:
|
|
jmp *%rdx
|
|
test_abs_jmp_return:
|
|
nop
|
|
.global test_rep_ret_end
|
|
test_rep_ret_end:
|
|
nop
|
|
|
|
/***********************************************/
|
|
|
|
/* test syscall */
|
|
|
|
.global test_syscall
|
|
mov $0x27,%eax /* getpid */
|
|
test_syscall:
|
|
syscall
|
|
nop
|
|
test_syscall_end:
|
|
nop
|
|
|
|
/***********************************************/
|
|
|
|
/* Test stepping over int3.
|
|
The prefixes are pointless, but it's possible, so we exercise it. */
|
|
|
|
nop
|
|
.global test_int3
|
|
test_int3:
|
|
repz
|
|
repz
|
|
int3
|
|
nop
|
|
.global test_int3_end
|
|
test_int3_end:
|
|
nop
|
|
|
|
/***********************************************/
|
|
|
|
/* test rip-relative
|
|
GDB picks a spare register to hold the rip-relative address.
|
|
Exercise all the possibilities (rax-rdi, sans rsp). */
|
|
|
|
.global test_rip_rax
|
|
test_rip_rax:
|
|
add answer(%rip),%rax
|
|
.global test_rip_rax_end
|
|
test_rip_rax_end:
|
|
nop
|
|
|
|
.global test_rip_rbx
|
|
test_rip_rbx:
|
|
add answer(%rip),%rbx
|
|
.global test_rip_rbx_end
|
|
test_rip_rbx_end:
|
|
nop
|
|
|
|
.global test_rip_rcx
|
|
test_rip_rcx:
|
|
add answer(%rip),%rcx
|
|
.global test_rip_rcx_end
|
|
test_rip_rcx_end:
|
|
nop
|
|
|
|
.global test_rip_rdx
|
|
test_rip_rdx:
|
|
add answer(%rip),%rdx
|
|
.global test_rip_rdx_end
|
|
test_rip_rdx_end:
|
|
nop
|
|
|
|
.global test_rip_rbp
|
|
test_rip_rbp:
|
|
add answer(%rip),%rbp
|
|
.global test_rip_rbp_end
|
|
test_rip_rbp_end:
|
|
nop
|
|
|
|
.global test_rip_rsi
|
|
test_rip_rsi:
|
|
add answer(%rip),%rsi
|
|
.global test_rip_rsi_end
|
|
test_rip_rsi_end:
|
|
nop
|
|
|
|
.global test_rip_rdi
|
|
test_rip_rdi:
|
|
add answer(%rip),%rdi
|
|
.global test_rip_rdi_end
|
|
test_rip_rdi_end:
|
|
nop
|
|
|
|
/* skip over test data */
|
|
jmp done
|
|
|
|
/* test rip-relative data */
|
|
|
|
answer: .8byte 42
|
|
|
|
/***********************************************/
|
|
|
|
/* all done */
|
|
|
|
done:
|
|
mov $0,%rdi
|
|
call exit
|
|
hlt
|
|
|
|
/***********************************************/
|
|
|
|
/* subroutine to help test call/ret */
|
|
|
|
test_call_subr:
|
|
nop
|
|
.global test_call_end
|
|
test_call_end:
|
|
nop
|
|
|
|
.global test_ret
|
|
test_ret:
|
|
ret
|
|
|
|
/***********************************************/
|
|
|
|
/* subroutine to help test abs-jmp/rep-ret */
|
|
|
|
test_abs_jmp_subr:
|
|
nop
|
|
.global test_abs_jmp_end
|
|
test_abs_jmp_end:
|
|
nop
|
|
|
|
.global test_rep_ret
|
|
test_rep_ret:
|
|
repz
|
|
ret
|