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-rw-r--r--libc/sysdeps/linux/arm/jmpbuf-offsets.h24
-rw-r--r--libc/sysdeps/linux/arm/jmpbuf-unwind.h12
2 files changed, 36 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/arm/jmpbuf-offsets.h b/libc/sysdeps/linux/arm/jmpbuf-offsets.h
new file mode 100644
index 000000000..8184a61ad
--- /dev/null
+++ b/libc/sysdeps/linux/arm/jmpbuf-offsets.h
@@ -0,0 +1,24 @@
+/* Private macros for accessing __jmp_buf contents. ARM 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. */
+
+#ifdef __UCLIBC_HAS_FPU__
+#define __JMP_BUF_SP 20
+#else
+#define __JMP_BUF_SP 8
+#endif
diff --git a/libc/sysdeps/linux/arm/jmpbuf-unwind.h b/libc/sysdeps/linux/arm/jmpbuf-unwind.h
new file mode 100644
index 000000000..d83c6813b
--- /dev/null
+++ b/libc/sysdeps/linux/arm/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[__JMP_BUF_SP]))