Subversion Repositories openrisc_2011-10-31

/*

   Copyright 2009, 2010 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 .

 */

/* Compile with "gcc -nostdlib dw2-restore.S" */

        .text

        .globl _start

        .func   _start

_start: call foo

        mov $0,%rax

        ret

        .endfunc

        .func   foo

foo:    .cfi_startproc

        push %rbp

        .cfi_adjust_cfa_offset 8

        mov %rsp,%rbp

        .cfi_def_cfa_register %rbp

        .cfi_remember_state

        jmp 2f

1:      mov %rbp,%rsp

        .cfi_restore %rbp

        pop %rbp

        .cfi_adjust_cfa_offset -8

        .cfi_def_cfa_register %rsp

        ret

        .cfi_restore_state

2:      movq $0,%rax

        movq $0,(%rax)  /* crash here */

        jmp 1b

        .cfi_endproc

        .endfunc