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[Ping] [PATCH, AArch64] Sync merge libffi - fix call frame information in ffi_closure_SYSV

From: Yufeng Zhang <Yufeng dot Zhang at arm dot com>
To: "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>
Cc: Marcus Shawcroft <Marcus dot Shawcroft at arm dot com>, "green at moxielogic dot com" <green at moxielogic dot com>
Date: Wed, 12 Mar 2014 14:16:16 +0000
Subject: [Ping] [PATCH, AArch64] Sync merge libffi - fix call frame information in ffi_closure_SYSV
Authentication-results: sourceware.org; auth=none
References: <5310CAE5 dot 6090700 at arm dot com>

Ping~

Originally posted here:http://gcc.gnu.org/ml/gcc-patches/2014-02/msg01673.html


Thanks,
Yufeng

On 02/28/14 17:44, Yufeng Zhang wrote:

Hi,

The attached patch fixes a bug in ./src/aarch64/sysv.S:ffi_closure_SYSV
where stack unwinding information was not generated correctly.  The
change has been reviewed, approved and merged into the stand-alone
libffi release tree**.

OK for the trunk?

Thanks,
Yufeng

** http://github.com/atgreen/libffi


2014-02-28  Yufeng Zhang<yufeng.zhang@arm.com>

	* src/aarch64/sysv.S (ffi_closure_SYSV): Use x29 as the
	main CFA reg; update cfi_rel_offset.

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