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Re: [PATCH, ARM] PR62248 - Configure error with --with-fpu=fp-armv8


with the PR in the ChangeLog:

2014-08-27  Yvan Roux  <yvan.roux@linaro.org>

        PR other/62248
        * config.gcc (arm*-*-*): Check --with-fpu against arm-fpus.def.


On 27 August 2014 13:10, Yvan Roux <yvan.roux@linaro.org> wrote:
> Here is the patch that uses the arm-fpus.def list.
>
> Thanks
> Yvan
>
> 2014-08-27  Yvan Roux  <yvan.roux@linaro.org>
>
>         * config.gcc (arm*-*-*): Check --with-fpu against arm-fpus.def.
>
> On 27 August 2014 12:35, Yvan Roux <yvan.roux@linaro.org> wrote:
>> On 27 August 2014 11:24, Richard Earnshaw <rearnsha@arm.com> wrote:
>>> On 27/08/14 09:04, Yvan Roux wrote:
>>>> Hi,
>>>>
>>>> as reported in PR62248 there is a typo in gcc/config.gcc where
>>>> --with-fpu doesn't match -mfpu option for fp-armv8 value (fp-arm-v8 in
>>>> config.gcc). Here is the patch to fix it.
>>>>
>>>> Thanks,
>>>> Yvan
>>>>
>>>> 2014-08-27  Yvan Roux  <yvan.roux@linaro.org>
>>>>
>>>>         * config.gcc:  Fix fp-armv8 option for arm*-*-* targets.
>>>>
>>>>
>>>> pr62248.diff
>>>>
>>>>
>>>> diff --git a/gcc/config.gcc b/gcc/config.gcc
>>>> index 6862c127..3f68e3e 100644
>>>> --- a/gcc/config.gcc
>>>> +++ b/gcc/config.gcc
>>>> @@ -3528,7 +3528,7 @@ case "${target}" in
>>>>               | vfp | vfp3 | vfpv3 \
>>>>               | vfpv3-fp16 | vfpv3-d16 | vfpv3-d16-fp16 | vfpv3xd \
>>>>               | vfpv3xd-fp16 | neon | neon-fp16 | vfpv4 | vfpv4-d16 \
>>>> -             | fpv4-sp-d16 | neon-vfpv4 | fp-arm-v8 | neon-fp-armv8 \
>>>> +             | fpv4-sp-d16 | neon-vfpv4 | fp-armv8 | neon-fp-armv8 \
>>>>                  | crypto-neon-fp-armv8)
>>>>                       # OK
>>>>                       ;;
>>>>
>>>
>>> Ok; but better still would be to change this to use the official list in
>>> arm-fpus.def (like we do for CPU names).
>>
>> Yes indeed, I'll do it that way.


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