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[/] [openrisc/] [tags/] [gnu-src/] [gdb-7.2/] [gdb-7.2-or32-1.0rc1/] [gdb/] [testsuite/] [gdb.arch/] [i386-signal.c] - Rev 330
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/* Unwinder test program for signal frames. Copyright 2007, 2008, 2009, 2010 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/>. */ void sigframe (void); void setup (void); void func (void) { } int main (void) { setup (); } /* Create an imitation signal frame. This will work on any x86 or x86-64 target which uses a version of GAS recent enough for .cfi_signal_frame (added 2006-02-27 and included in binutils 2.17). The default CIE created by gas suffices to unwind from an empty function. */ /* Note: to make sure that the Dwarf unwinder gets to handle the frame, we add an extra 'nop' after the label. Otherwise, the epilogue unwinder will see the 'ret' and grab the frame. */ asm(".text\n" " .align 8\n" " .globl setup\n" "setup:\n" " push $sigframe\n" " jmp func\n" "\n" " .cfi_startproc\n" " .cfi_signal_frame\n" " nop\n" " .globl sigframe\n" "sigframe:\n" " nop\n" " ret\n" " .cfi_endproc");
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