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-rw-r--r--libc/sysdeps/linux/alpha/jmpbuf-offsets.h36
-rw-r--r--libc/sysdeps/linux/alpha/jmpbuf-unwind.h12
2 files changed, 48 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/alpha/jmpbuf-offsets.h b/libc/sysdeps/linux/alpha/jmpbuf-offsets.h
new file mode 100644
index 000000000..c2503d442
--- /dev/null
+++ b/libc/sysdeps/linux/alpha/jmpbuf-offsets.h
@@ -0,0 +1,36 @@
+/* Private macros for accessing __jmp_buf contents. Alpha version.
+ Copyright (C) 2006 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#define JB_S0 0
+#define JB_S1 1
+#define JB_S2 2
+#define JB_S3 3
+#define JB_S4 4
+#define JB_S5 5
+#define JB_PC 6
+#define JB_FP 7
+#define JB_SP 8
+#define JB_F2 9
+#define JB_F3 10
+#define JB_F4 11
+#define JB_F5 12
+#define JB_F6 13
+#define JB_F7 14
+#define JB_F8 15
+#define JB_F9 16
diff --git a/libc/sysdeps/linux/alpha/jmpbuf-unwind.h b/libc/sysdeps/linux/alpha/jmpbuf-unwind.h
new file mode 100644
index 000000000..168df5bc2
--- /dev/null
+++ b/libc/sysdeps/linux/alpha/jmpbuf-unwind.h
@@ -0,0 +1,12 @@
+/*
+ * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
+ *
+ * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ */
+#include <setjmp.h>
+#include <jmpbuf-offsets.h>
+
+/* 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]))