/* DWARF2 frame unwind data structure.
- Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003
+ Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2009
Free Software Foundation, Inc.
This file is part of GCC.
GCC 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 2, or (at your option)
+ the Free Software Foundation; either version 3, or (at your option)
any later version.
- In addition to the permissions in the GNU General Public License, the
- Free Software Foundation gives you unlimited permission to link the
- compiled version of this file into combinations with other programs,
- and to distribute those combinations without any restriction coming
- from the use of this file. (The General Public License restrictions
- do apply in other respects; for example, they cover modification of
- the file, and distribution when not linked into a combined
- executable.)
-
GCC 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 GCC; see the file COPYING. If not, write to the Free
- Software Foundation, 59 Temple Place - Suite 330, Boston, MA
- 02111-1307, USA. */
+ Under Section 7 of GPL version 3, you are granted additional
+ permissions described in the GCC Runtime Library Exception, version
+ 3.1, as published by the Free Software Foundation.
+
+ You should have received a copy of the GNU General Public License and
+ a copy of the GCC Runtime Library Exception along with this program;
+ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+ <http://www.gnu.org/licenses/>. */
/* A target can override (perhaps for backward compatibility) how
many dwarf2 columns are unwound. */
REG_UNSAVED,
REG_SAVED_OFFSET,
REG_SAVED_REG,
- REG_SAVED_EXP
+ REG_SAVED_EXP,
+ REG_SAVED_VAL_OFFSET,
+ REG_SAVED_VAL_EXP,
+ REG_UNDEFINED
} how;
} reg[DWARF_FRAME_REGISTERS+1];
/* Used to implement DW_CFA_remember_state. */
struct frame_state_reg_info *prev;
- } regs;
- /* The CFA can be described in terms of a reg+offset or a
- location expression. */
- _Unwind_Sword cfa_offset;
- _Unwind_Word cfa_reg;
- const unsigned char *cfa_exp;
- enum {
- CFA_UNSET,
- CFA_REG_OFFSET,
- CFA_EXP
- } cfa_how;
+ /* The CFA can be described in terms of a reg+offset or a
+ location expression. */
+ _Unwind_Sword cfa_offset;
+ _Unwind_Word cfa_reg;
+ const unsigned char *cfa_exp;
+ enum {
+ CFA_UNSET,
+ CFA_REG_OFFSET,
+ CFA_EXP
+ } cfa_how;
+ } regs;
/* The PC described by the current frame state. */
void *pc;
unsigned char fde_encoding;
unsigned char lsda_encoding;
unsigned char saw_z;
+ unsigned char signal_frame;
void *eh_ptr;
} _Unwind_FrameState;