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Diffstat (limited to 'libc/sysdeps/linux/cris/bits')
-rw-r--r--libc/sysdeps/linux/cris/bits/setjmp.h27
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 */