Re: [PATCH] Missing Skylake -march=/-mtune= option

[Richard Biener <richard.guenther@gmail.com>]

On Thu, Aug 13, 2015 at 9:57 PM, Uros Bizjak <ubizjak@gmail.com> wrote:
> On Thu, Aug 13, 2015 at 11:31 AM, Yuri Rumyantsev <ysrumyan@gmail.com> wrote:
>> Hi All,
>>
>> Here is patch for adding march/mtune options for Skylake.
>>
>> Bootstrap and regression testing did not show any new failures.
>>
>> Is it OK for trunk?
>
> OK.

I think this causes

FAIL: g++.dg/ext/mv16.C  -std=gnu++98 execution test
FAIL: g++.dg/ext/mv16.C  -std=gnu++11 execution test
FAIL: g++.dg/ext/mv16.C  -std=gnu++14 execution test

for me.  Possibly __builtin_cpu_is is not working for skylake?

Richarad.

> Thanks,
> Uros.
>
>> ChangeLog:
>> 2015-08-13  Yuri Rumyantsev  <ysrumyan@gmail.com>
>>
>> * config/i386/driver-i386.c (host_detect_local_cpu): Add support
>> for skylake.
>> * config/i386/i386.c (PTA_SKYLAKE): New macros.
>> (processor_alias_table): Add skylake description.
>> (enum processor_model): Add skylake processor.
>> (arch_names_table): Add skylake record.
>> * doc/invoke.texi: Add skylake item.
>>
>> gcc/testsuite/ChangeLog:
>> * gcc.target/i386/builtin_target.c: Add skylake check.
>>
>> libgcc/ChangeLog:
>> * config/i386/cpuinfo.c (enum processor_subtypes): Add skylake.
>> (get_intel_cpu): Likewise.