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Re: [RS6000, PATCH] PR70052, ICE compiling _Decimal128 test case
- From: David Edelsohn <dje dot gcc at gmail dot com>
- To: Alan Modra <amodra at gmail dot com>
- Cc: GCC Patches <gcc-patches at gcc dot gnu dot org>
- Date: Tue, 29 Mar 2016 09:44:44 -0400
- Subject: Re: [RS6000, PATCH] PR70052, ICE compiling _Decimal128 test case
- Authentication-results: sourceware.org; auth=none
- References: <20160324110113 dot GE31470 at bubble dot grove dot modra dot org> <CAGWvnymR4BTNdpqK+mSFR6rkozCJ9VWwHEupwj6Ub8oJaNyufQ at mail dot gmail dot com> <20160325090634 dot GF31470 at bubble dot grove dot modra dot org> <20160329101458 dot GF15812 at bubble dot grove dot modra dot org>
On Tue, Mar 29, 2016 at 6:14 AM, Alan Modra <amodra@gmail.com> wrote:
> On Fri, Mar 25, 2016 at 07:36:34PM +1030, Alan Modra wrote:
>> +2016-03-25 Alan Modra <amodra@gmail.com>
>> +
>> + PR target/70052
>> + * config/rs6000/constraints.md (j): Simplify.
>> + * config/rs6000/predicates.md (easy_fp_constant): Exclude
>> + decimal float 0.D.
>> + * config/rs6000/rs6000.md (zero_fp): New mode_attr.
>> + (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
>> + mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
>> + in all constraint alternatives.
>> + (movtd_64bit_nodm): Delete "j" constraint alternative.
>> +
> [snip]
>> +2016-03-25 Alan Modra <amodra@gmail.com>
>> +
>> + * gcc.dg/dfp/pr70052.c: New test.
>> +
>
> Testing showed that this problem exists on the gcc-5 branch too. I've
> backported the above and bootstrapped plus regression tested on
> powerpc64le-linux. OK for gcc-5?
Okay.
Thanks, David