From 917b9eebbc6dd580e2fa5a4e2b18ea609655b19e Mon Sep 17 00:00:00 2001 From: Vineet Gupta Date: Fri, 13 Dec 2013 14:49:25 +0530 Subject: ARC port to uClibc For this port, I would like to give due credit to: - Folks from Codito technologies (Sameer, Amit, Kanika, Ramana,...) who did the very first port - ARC UK from 2007-2009 (Joern, Irfan, Khurram, Phil... - Late Brendan Kehoe (may he RIP) Signed-off-by: Vineet Gupta Signed-off-by: Bernhard Reutner-Fischer --- libc/sysdeps/linux/arc/bsd-setjmp.S | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 libc/sysdeps/linux/arc/bsd-setjmp.S (limited to 'libc/sysdeps/linux/arc/bsd-setjmp.S') diff --git a/libc/sysdeps/linux/arc/bsd-setjmp.S b/libc/sysdeps/linux/arc/bsd-setjmp.S new file mode 100644 index 000000000..46745958e --- /dev/null +++ b/libc/sysdeps/linux/arc/bsd-setjmp.S @@ -0,0 +1,20 @@ +/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. ARC version. + * + * Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com) + * + * Licensed under the LGPL v2.1 or later, see the file COPYING.LIB in this tarball. + */ + +/* This just does a tail-call to `__sigsetjmp (ARG, 1)'. + We cannot do it in C because it must be a tail-call, so frame-unwinding + in setjmp doesn't clobber the state restored by longjmp. */ + +#include + +;@ r0 = jump buffer into which regs will be saved + +ENTRY(setjmp) + b.d __sigsetjmp + mov r1, 1 ; save signals +END(setjmp) +libc_hidden_def(setjmp) -- cgit v1.2.3