[PATCH] Fix loop optimization when ZOL is not available in xtensa configuration

[Max Filippov]

On Mon, Jan 5, 2015 at 7:21 PM, augustine.sterling@gmail.com
<augustine.sterling@gmail.com> wrote:
> [Adding Felix]
>
> On Mon, Dec 29, 2014 at 3:12 PM, Max Filippov <jcmvbkbc@gmail.com> wrote:
>>
>> Currently building gcc for xtensa configuration with XCHAL_HAVE_LOOPS
>> set to 0 fails with the following error:
>>
>>   xtensa.c:3952: undefined reference to `reorg_loops(bool,
>> hw_doloop_hooks*)'
>>
>> Only compile target-specific zero-overhead loop optimization code when
>> TARGET_LOOPS allows it.
>>
>> 2014-12-30  Max Filippov  <jcmvbkbc@gmail.com>
>>
>>         * config/xtensa/xtensa.c (hwloop_optimize, hwloop_fail,
>>         hwloop_pattern_reg, xtensa_doloop_hooks, xtensa_reorg_loops):
>>         put under #if TARGET_LOOPS guard.
>
>
> This is OK. Thanks.

Applied to trunk. Thanks!

-- Max