[XTENSA] Fix clobbered register in asm macro
authorChris Zankel <chris@zankel.net>
Tue, 23 Oct 2007 17:58:53 +0000 (10:58 -0700)
committerChris Zankel <chris@zankel.net>
Thu, 14 Feb 2008 01:06:41 +0000 (17:06 -0800)
commit70e137eb48f62e59dfa5e06d0d01f123e9464f9a
treeafcc4ccb664fd9043564a31883bc7f49065e5368
parentc865415838146d83c92e4c1ae69aff45ef9f35f8
[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>
include/asm-xtensa/uaccess.h