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authorPeter S. Mazinger <ps.m@gmx.net>2011-03-13 22:21:26 +0100
committerBernhard Reutner-Fischer <rep.dot.nop@gmail.com>2012-06-15 14:00:23 +0200
commit13381d9c5bf997dfc1b1532ecea126e16d60d18b (patch)
tree83bb7ee6e1c025061e57dbba7b9cb05b212bf3b9 /libc/sysdeps/linux/xtensa
parent8350c7e88273644e42322bd0e1007b9df3dc9def (diff)
add jmpbuf-unwind.h and jmpbuf-offsets.h to avr32,c6x and xtensa
cleanup bits/setjmp.h and avr32's setjmp.S Signed-off-by: Peter S. Mazinger <ps.m@gmx.net> Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Diffstat (limited to 'libc/sysdeps/linux/xtensa')
-rw-r--r--libc/sysdeps/linux/xtensa/bits/setjmp.h11
-rw-r--r--libc/sysdeps/linux/xtensa/jmpbuf-offsets.h21
-rw-r--r--libc/sysdeps/linux/xtensa/jmpbuf-unwind.h26
3 files changed, 47 insertions, 11 deletions
diff --git a/libc/sysdeps/linux/xtensa/bits/setjmp.h b/libc/sysdeps/linux/xtensa/bits/setjmp.h
index 1bc4896c8..5672943b8 100644
--- a/libc/sysdeps/linux/xtensa/bits/setjmp.h
+++ b/libc/sysdeps/linux/xtensa/bits/setjmp.h
@@ -30,17 +30,6 @@
subsequent alloca in proc moves $sp), and the return address within
proc. Everything else is saved on the stack in the normal save areas. */
-#ifndef _ASM
typedef int __jmp_buf[17];
-#endif
-
-#define JB_SP 1
-#define JB_PC 16
-
-/* 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])
#endif /* bits/setjmp.h */
diff --git a/libc/sysdeps/linux/xtensa/jmpbuf-offsets.h b/libc/sysdeps/linux/xtensa/jmpbuf-offsets.h
new file mode 100644
index 000000000..b2876eff9
--- /dev/null
+++ b/libc/sysdeps/linux/xtensa/jmpbuf-offsets.h
@@ -0,0 +1,21 @@
+/* Private macros for accessing __jmp_buf contents. Xtensa 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_SP 1
+#define JB_PC 16
diff --git a/libc/sysdeps/linux/xtensa/jmpbuf-unwind.h b/libc/sysdeps/linux/xtensa/jmpbuf-unwind.h
new file mode 100644
index 000000000..160a70cf2
--- /dev/null
+++ b/libc/sysdeps/linux/xtensa/jmpbuf-unwind.h
@@ -0,0 +1,26 @@
+/* Copyright (C) 1997, 1998, 2007 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., 51 Franklin Street - Fifth Floor,
+ Boston, MA 02110-1301, USA. */
+
+/* Test if longjmp to JMPBUF would unwind the frame containing a local
+ variable at ADDRESS. */
+
+#include <setjmp.h>
+#include <jmpbuf-offsets.h>
+
+#define _JMPBUF_UNWINDS(jmpbuf, address) \
+ ((void *) (address) < (void *) (jmpbuf)[JB_SP])