From 70e137eb48f62e59dfa5e06d0d01f123e9464f9a Mon Sep 17 00:00:00 2001
From: Chris Zankel <chris@zankel.net>
Date: Tue, 23 Oct 2007 10:58:53 -0700
Subject: [PATCH] [XTENSA] Fix clobbered register in asm macro

We dangerously re-used an input operand to an asm macro
without defining a constraint. By defining a separate
output operand (instead of input/output operand), the
compiler is more flexible during register allocation.

Signed-off-by: Chris Zankel <chris@zankel.net>
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