diff options
Diffstat (limited to 'libc/sysdeps/linux/cris/bits/setjmp.h')
| -rw-r--r-- | libc/sysdeps/linux/cris/bits/setjmp.h | 27 |
1 files changed, 6 insertions, 21 deletions
diff --git a/libc/sysdeps/linux/cris/bits/setjmp.h b/libc/sysdeps/linux/cris/bits/setjmp.h index 2a29c8ca9..89d3826b8 100644 --- a/libc/sysdeps/linux/cris/bits/setjmp.h +++ b/libc/sysdeps/linux/cris/bits/setjmp.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1997, 1998 Free Software Foundation, Inc. +/* Copyright (C) 1997, 1998, 2005 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 @@ -16,7 +16,7 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ -/* Define the machine-dependent type `jmp_buf'. CRIS version. */ +/* Define the machine-dependent type `jmp_buf', CRIS version. */ #ifndef _BITS_SETJMP_H #define _BITS_SETJMP_H 1 @@ -24,10 +24,8 @@ # 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). +/* Note that saving and restoring CCR has no meaning in user mode, so we + don't actually do it; the slot is now reserved. jmp_buf[0] - PC jmp_buf[1] - SP (R14) @@ -46,21 +44,8 @@ jmp_buf[14] - R1 jmp_buf[15] - R0 jmp_buf[16] - SRP - jmp_buf[17] - CCR - */ + 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]) +typedef int __jmp_buf[18]; #endif /* bits/setjmp.h */ |