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

Yvan Roux yvan.roux@linaro.org
Wed Aug 27 14:22:00 GMT 2014


Committed on trunk at r214573, and I'll backport it on 4.9 branch.

On 27 August 2014 14:26, Richard Earnshaw <rearnsha@arm.com> wrote:
> On 27/08/14 12:35, Yvan Roux wrote:
>> 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.
>>
>>
>
> OK, thanks.
>
> R.
>
>> 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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