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- /* Copyright (C) 1997, 1998 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
- The GNU C Library 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
- Library General Public License for more details.
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
- /* Define the machine-dependent type `jmp_buf'. CRIS version. */
- #ifndef _SETJMP_H
- # error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead."
- #endif
- /*
- Note that we save and restore CCR to be able to
- correctly handle DI/EI. Note also that the "move x,ccr" does NOT affect
- the DMA enable bits (E and D).
- jmp_buf[0] - PC
- jmp_buf[1] - SP (R14)
- jmp_buf[2] - R13
- jmp_buf[3] - R12
- jmp_buf[4] - R11
- jmp_buf[5] - R10
- jmp_buf[6] - R9
- jmp_buf[7] - R8
- jmp_buf[8] - R7
- jmp_buf[9] - R6
- jmp_buf[10] - R5
- jmp_buf[11] - R4
- jmp_buf[12] - R3
- jmp_buf[13] - R2
- jmp_buf[14] - R1
- jmp_buf[15] - R0
- jmp_buf[16] - SRP
- jmp_buf[17] - CCR
- */
- #define _JBLEN 18
- #if defined (__USE_MISC) || defined (_ASM)
- #define JB_SP 1
- #endif
- #ifndef _ASM
- typedef int __jmp_buf[_JBLEN];
- #endif
- /* Test if longjmp to JMPBUF would unwind the frame
- containing a local variable at ADDRESS. */
- #define _JMPBUF_UNWINDS(jmpbuf, address) \
- ((void *) (address) < (void *) (jmpbuf)[JB_SP])
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