This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: [PATCH] PR target/66824: Allow software FP SFmode in FP splitter
- From: Uros Bizjak <ubizjak at gmail dot com>
- To: "H.J. Lu" <hjl dot tools at gmail dot com>
- Cc: "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>
- Date: Wed, 15 Jul 2015 14:05:36 +0200
- Subject: Re: [PATCH] PR target/66824: Allow software FP SFmode in FP splitter
- Authentication-results: sourceware.org; auth=none
- References: <20150709191338 dot GA23448 at intel dot com> <20150709205822 dot GA21880 at intel dot com> <20150711192325 dot GA2214 at gmail dot com> <CAFULd4b3qnTHmwJ5_Om6HEcJLCt+VChtq8PioCXb=eTcvVRorw at mail dot gmail dot com> <CAMe9rOqdOAYUPwo9soKZSGx3Xwqt5SfDVFSm_THoLzSdnNrzgw at mail dot gmail dot com> <CAFULd4bsZn_zDB6j=yS9kSSj2_NaVTCiqy0-MaurREBS91HLqQ at mail dot gmail dot com>
On Wed, Jul 15, 2015 at 1:36 PM, Uros Bizjak <ubizjak@gmail.com> wrote:
>> I couldn't figure a way to add conditional constraints for "?r/rmF" and
>> "r/rmF". I simply disabled *movsf_internal if TARGET_HARD_FP_REGS
>> is false and added a new "*movsf_internal_soft_fp" pattern.
>>
>> OK for trunk if there is no regressions?
>
> No. We don't want duplicated patterns.
>
> Please add two patterns at the end of the constraint string and use
... add two *constraints* at the end ...
Uros.