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Diffstat (limited to 'libc/sysdeps/linux/nios/bits/setjmp.h')
-rw-r--r--libc/sysdeps/linux/nios/bits/setjmp.h74
1 files changed, 74 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/nios/bits/setjmp.h b/libc/sysdeps/linux/nios/bits/setjmp.h
new file mode 100644
index 000000000..33467f7d7
--- /dev/null
+++ b/libc/sysdeps/linux/nios/bits/setjmp.h
@@ -0,0 +1,74 @@
+/* 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'. Nios version. */
+
+#ifndef _SETJMP_H
+# error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead."
+#endif
+
+#ifndef _ASM
+
+#include <signal.h>
+
+typedef struct
+ {
+ /* There are eight 4-byte local registers saved. */
+ long int __lregs[8];
+
+ /* There are six 4-byte input registers saved. */
+ long int __iregs[6];
+
+ /* The SP, return address to caller (also for longjmp)
+ and return address of caller are saved. */
+ int *__sp;
+ int *__jmpret;
+ int *__callersret;
+
+ } __jmp_buf[1];
+
+/* Test if longjmp to JMPBUF would unwind the frame
+ containing a local variable at ADDRESS. */
+#define _JMPBUF_UNWINDS(jmpbuf, address) \
+ ((void *) (address) < (void *) (jmpbuf)->__sp)
+
+#else /* _ASM */
+
+#define jmpbuf_l0 0x00
+#define jmpbuf_l1 0x01
+#define jmpbuf_l2 0x02
+#define jmpbuf_l3 0x03
+#define jmpbuf_l4 0x04
+#define jmpbuf_l5 0x05
+#define jmpbuf_l6 0x06
+#define jmpbuf_l7 0x07
+
+#define jmpbuf_i0 0x08
+#define jmpbuf_i1 0x09
+#define jmpbuf_i2 0x0a
+#define jmpbuf_i3 0x0b
+#define jmpbuf_i4 0x0c
+#define jmpbuf_i5 0x0d
+
+#define jmpbuf_sp 0x0e
+#define jmpbuf_jmpret 0x0f
+#define jmpbuf_callersret 0x10
+
+#endif /* _ASM */
+
+