[PATCH] Document -m{arch,tune}=knl (PR target/65222)

[PATCH] Document -m{arch,tune}=knl (PR target/65222)

[Jakub Jelinek]

Hi!

This patch documents knl.  The PR is asking for also documenting
slm, but I believe those were intentionally removed from the documentation
as deprecated aliases, at least that is my reading of the
2013-12-23   H.J. Lu  <hongjiu.lu@intel.com>
             Tocar Ilya  <ilya.tocar@intel.com>
...
	* doc/invoke.texi: Replace corei7, corei7-avx, core-avx-i,
	core-avx2, atom, slm with nehalem, sandybridge, ivybridge,
	haswell, bonnel, silvermont.  Add westmere.
change, so I think documenting knl is all we want right now.
Or should we use knightslanding and make knl an undocumented alias?

2015-03-10  Jakub Jelinek  <jakub@redhat.com>

	PR target/65222
	* doc/invoke.texi: Add knl as x86 -march=/-mtune= CPU type.

--- gcc/doc/invoke.texi.jj	2015-03-10 11:26:42.000000000 +0100
+++ gcc/doc/invoke.texi	2015-03-10 18:20:03.350334993 +0100
@@ -21977,6 +21977,12 @@ instruction set support.
 Intel Silvermont CPU with 64-bit extensions, MOVBE, MMX, SSE, SSE2, SSE3, SSSE3,
 SSE4.1, SSE4.2, POPCNT, AES, PCLMUL and RDRND instruction set support.
 
+@item knl
+Intel Knight's Landing CPU with 64-bit extensions, MOVBE, MMX, SSE, SSE2, SSE3,
+SSSE3, SSE4.1, SSE4.2, POPCNT, AVX, AVX2, AES, PCLMUL, FSGSBASE, RDRND, FMA,
+BMI, BMI2, F16C, RDSEED, ADCX, PREFETCHW, AVX512F, AVX512PF, AVX512ER and
+AVX512CD instruction set support.
+
 @item k6
 AMD K6 CPU with MMX instruction set support.
 

	Jakub

Re: [PATCH] Document -m{arch,tune}=knl (PR target/65222)

[Uros Bizjak]

On Tue, Mar 10, 2015 at 8:19 PM, Jakub Jelinek <jakub@redhat.com> wrote:

> This patch documents knl.  The PR is asking for also documenting
> slm, but I believe those were intentionally removed from the documentation
> as deprecated aliases, at least that is my reading of the
> 2013-12-23   H.J. Lu  <hongjiu.lu@intel.com>
>              Tocar Ilya  <ilya.tocar@intel.com>
> ...
>         * doc/invoke.texi: Replace corei7, corei7-avx, core-avx-i,
>         core-avx2, atom, slm with nehalem, sandybridge, ivybridge,
>         haswell, bonnel, silvermont.  Add westmere.
> change, so I think documenting knl is all we want right now.
> Or should we use knightslanding and make knl an undocumented alias?

H.J., any preferences here? I think that knightslanding is just too
long (and two words), so I'd prefer knl.

> 2015-03-10  Jakub Jelinek  <jakub@redhat.com>
>
>         PR target/65222
>         * doc/invoke.texi: Add knl as x86 -march=/-mtune= CPU type.

Let's wait for HJ, the patch is otherwise OK and safe for mainline.

Thanks,
Uros.

Re: [PATCH] Document -m{arch,tune}=knl (PR target/65222)

[H.J. Lu]

On Wed, Mar 18, 2015 at 2:49 AM, Uros Bizjak <ubizjak@gmail.com> wrote:
> On Tue, Mar 10, 2015 at 8:19 PM, Jakub Jelinek <jakub@redhat.com> wrote:
>
>> This patch documents knl.  The PR is asking for also documenting
>> slm, but I believe those were intentionally removed from the documentation
>> as deprecated aliases, at least that is my reading of the
>> 2013-12-23   H.J. Lu  <hongjiu.lu@intel.com>
>>              Tocar Ilya  <ilya.tocar@intel.com>
>> ...
>>         * doc/invoke.texi: Replace corei7, corei7-avx, core-avx-i,
>>         core-avx2, atom, slm with nehalem, sandybridge, ivybridge,
>>         haswell, bonnel, silvermont.  Add westmere.
>> change, so I think documenting knl is all we want right now.
>> Or should we use knightslanding and make knl an undocumented alias?
>
> H.J., any preferences here? I think that knightslanding is just too
> long (and two words), so I'd prefer knl.
>
>> 2015-03-10  Jakub Jelinek  <jakub@redhat.com>
>>
>>         PR target/65222
>>         * doc/invoke.texi: Add knl as x86 -march=/-mtune= CPU type.
>
> Let's wait for HJ, the patch is otherwise OK and safe for mainline.
>

It is fine with me.

Thanks.

-- 
H.J.