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From: Uros Bizjak <ubizjak@gmail.com>
To: "H.J. Lu" <hjl.tools@gmail.com>
Cc: "gcc-patches@gcc.gnu.org" <gcc-patches@gcc.gnu.org>
Subject: Re: [PATCH] PR target/66746: Failure to compile #include <x86intrin.h> with -miamcu
Date: Wed, 08 Jul 2015 17:56:00 -0000	[thread overview]
Message-ID: <CAFULd4a_Ynp9w4krYMFz2MsD-T_LzF1FdqEx59SmYtUoLBQoxw@mail.gmail.com> (raw)
In-Reply-To: <CAMe9rOrSRz=EMwfUgSQhA8HJmReTOYaU_biOTtEtboDgMQ6wMQ@mail.gmail.com>

On Wed, Jul 8, 2015 at 6:43 PM, H.J. Lu <hjl.tools@gmail.com> wrote:

>>> x86intrin.h has useful intrinsics for instructions for IA MCU.  This
>>> patch adds __iamcu__ check to x86intrin.h and ia32intrin.h.
>>>
>>> OK for trunk?
>>>
>>> H.J.
>>> ---
>>> gcc/
>>>
>>>         PR target/66746
>>>         * config/i386/ia32intrin.h (__crc32b): Don't define if __iamcu__
>>>         is defined.
>>>         (__crc32w): Likewise.
>>>         (__crc32d): Likewise.
>>>         (__rdpmc): Likewise.
>>>         (__rdtscp): Likewise.
>>>         (_rdpmc): Likewise.
>>>         (_rdtscp): Likewise.
>>>         * config/i386/x86intrin.h: Only include ia32intrin.h if __iamcu__
>>>         is defined.
>>>
>>> gcc/testsuite/
>>>
>>>         PR target/66746
>>>         * gcc.target/i386/pr66746.c: New file.
>>
>> OK.
>>
>
> It is OK to include <adxintrin.h> for IA MCU since GCC can generate ADX
> intrinsics with alternative instuctions if ADX isn't enabled.
>
> OK for trunk?
>
> H.J.
> ---
> PR target/66746
> * config/i386/x86intrin.h: Include <adxintrin.h> if
> __iamcu__ is defined.

Ok if tested properly.

Thanks,
Uros.

      reply	other threads:[~2015-07-08 17:56 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-03  3:53 H.J. Lu
2015-07-03  6:16 ` Uros Bizjak
2015-07-08 16:43   ` H.J. Lu
2015-07-08 17:56     ` Uros Bizjak [this message]

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