From: Max Filippov <jcmvbkbc@gmail.com>
Date: Mon, 17 Sep 2012 01:44:57 +0000 (+0400)
Subject: xtensa: provide dummy gcc intrinsics
X-Git-Tag: v3.7-rc1~75^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6907b4564b77cd8a468716ea39dc152e48f03538;p=pandora-kernel.git

xtensa: provide dummy gcc intrinsics

__xtensa_libgcc_window_spill is needed for __builtin_return_address(1),
but its libgcc implementation cannot be used as it makes a syscall.

Atomic intrinsics are used by single staging driver.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
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