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/* Copyright 2018-2024 Free Software Foundation, Inc.
This file is part of GDB.
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/>. */
.section .note.GNU-stack,"",%progbits
.text
.global callee
callee:
/* Standard prologue. */
.cfi_startproc
push %rbp
.cfi_def_cfa rbp, 16
mov %rsp, %rbp
/* Save caller's rbx value on the stack. */
.cfi_offset rbx, -24
push %rbx
/* Put our own rbx value. */
mov $0x2021222324252627, %rbx
break_here_asm:
/* Restore caller's rbx value. */
pop %rbx
/* Standard epilogue. */
pop %rbp
ret
.cfi_endproc
.global caller
caller:
.cfi_startproc
/* Standard prologue. */
push %rbp
.cfi_def_cfa_offset 16
mov %rsp, %rbp
/* Put our own rbx value. */
mov $0x1011121314151617, %rbx
/* Call callee. */
call callee
/* Store our rbx value in rax to return it. */
mov %rbx, %rax
/* Standard epilogue. */
pop %rbp
ret
.cfi_endproc
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