From: Pavan Nikhilesh Bhagavatula <pbhagavatula@marvell.com>
To: "Juraj Linkeš" <juraj.linkes@pantheon.tech>
Cc: Jerin Jacob <jerinj@marvell.com>, "nd@arm.com" <nd@arm.com>,
"wathsala.vithanage@arm.com" <wathsala.vithanage@arm.com>,
Ruifeng Wang <ruifeng.wang@arm.com>,
Bruce Richardson <bruce.richardson@intel.com>,
"dev@dpdk.org" <dev@dpdk.org>
Subject: RE: [EXT] Re: [PATCH v4 1/3] config/arm: avoid mcpu and march conflicts
Date: Thu, 22 Feb 2024 09:49:02 +0000 [thread overview]
Message-ID: <PH0PR18MB4086A83518FB7334F90A877CDE562@PH0PR18MB4086.namprd18.prod.outlook.com> (raw)
In-Reply-To: <CAOb5WZatn9CjNshUFkrxhjtWKJB+AofNRRYy9_T8y_xayP4PPw@mail.gmail.com>
> > diff --git a/config/arm/meson.build b/config/arm/meson.build
> > index 36f21d2259..e77b696d8e 100644
> > --- a/config/arm/meson.build
> > +++ b/config/arm/meson.build
> <snip>
> > @@ -695,13 +698,31 @@ if update_flags
> >
> > machine_args = [] # Clear previous machine args
> >
> > + candidate_mcpu = ''
> > + if part_number_config.has_key('mcpu')
> > + mcpu = part_number_config['mcpu']
> > + if (cc.has_argument('-mcpu=' + mcpu))
> > + candidate_mcpu = mcpu
> > + endif
> > + endif
> > +
> > + march_features = []
> > + if part_number_config.has_key('march_features')
> > + march_features += part_number_config['march_features']
> > + endif
> > + if soc_config.has_key('extra_march_features')
> > + march_features += soc_config['extra_march_features']
> > + endif
> > +
> > # probe supported archs and their features
> > candidate_march = ''
> > - if part_number_config.has_key('march')
> > + if part_number_config.has_key('march') and candidate_mcpu == ''
>
> If we reorganize the code a bit it would read better I think:
> if candidate_mcpu != ''
> <mcpu code>
> elif part_number_config.has_key('march')
> <march code>
> else
> error(no mcpu and no march) # not sure whether this is needed or
> wanted though
>
> This would also match the order before - first process mcpu, then
> march. Come to think of it, maybe we should put the march_features
> code before the candidate_mcpu code since that is common code and
> would thus also read a bit better (common, then mcpu, then march).
Ack, I will reorganize in v5.
Thanks,
Pavan.
>
> > if part_number_config.get('force_march', false)
> > - candidate_march = part_number_config['march']
> > + if cc.has_argument('-march=' + part_number_config['march'])
> > + candidate_march = part_number_config['march']
> > + endif
> > else
> > - supported_marchs = ['armv8.6-a', 'armv8.5-a', 'armv8.4-a', 'armv8.3-
> a',
> > + supported_marchs = ['armv9-a', 'armv8.6-a', 'armv8.5-a', 'armv8.4-
> a', 'armv8.3-a',
> > 'armv8.2-a', 'armv8.1-a', 'armv8-a']
> > check_compiler_support = false
> > foreach supported_march: supported_marchs
next prev parent reply other threads:[~2024-02-22 9:49 UTC|newest]
Thread overview: 65+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-21 9:36 [PATCH 1/2] " pbhagavatula
2024-01-21 9:36 ` [PATCH 2/2] config/arm: add support for fallback march pbhagavatula
2024-01-22 6:30 ` Ruifeng Wang
2024-01-22 11:04 ` Juraj Linkeš
2024-01-22 12:16 ` [EXT] " Pavan Nikhilesh Bhagavatula
2024-01-22 16:29 ` Juraj Linkeš
2024-01-24 15:25 ` Pavan Nikhilesh Bhagavatula
2024-01-22 6:29 ` [PATCH 1/2] config/arm: avoid mcpu and march conflicts Ruifeng Wang
2024-01-22 10:55 ` Juraj Linkeš
2024-01-22 11:54 ` [EXT] " Pavan Nikhilesh Bhagavatula
2024-01-22 16:26 ` Juraj Linkeš
2024-01-24 15:21 ` Pavan Nikhilesh Bhagavatula
2024-01-29 8:44 ` Juraj Linkeš
2024-01-30 16:16 ` Pavan Nikhilesh Bhagavatula
2024-01-31 9:03 ` Juraj Linkeš
2024-02-01 21:57 ` [PATCH v2 1/3] " pbhagavatula
2024-02-01 21:57 ` [PATCH v2 2/3] config/arm: add support for fallback march pbhagavatula
2024-02-01 21:57 ` [PATCH v2 3/3] config/arm: allow WFE to be enabled config time pbhagavatula
2024-02-07 2:55 ` Honnappa Nagarahalli
2024-02-10 6:47 ` Pavan Nikhilesh Bhagavatula
2024-02-10 16:36 ` Honnappa Nagarahalli
2024-02-10 16:40 ` Pavan Nikhilesh Bhagavatula
2024-02-02 8:50 ` [PATCH v3 1/3] config/arm: avoid mcpu and march conflicts pbhagavatula
2024-02-02 8:50 ` [PATCH v3 2/3] config/arm: add support for fallback march pbhagavatula
2024-02-07 20:24 ` Wathsala Wathawana Vithanage
2024-02-02 8:50 ` [PATCH v3 3/3] config/arm: allow WFE to be enabled config time pbhagavatula
2024-02-10 16:56 ` Honnappa Nagarahalli
2024-02-12 19:21 ` Wathsala Wathawana Vithanage
2024-02-06 4:10 ` [PATCH v3 1/3] config/arm: avoid mcpu and march conflicts Wathsala Wathawana Vithanage
2024-02-06 4:44 ` Honnappa Nagarahalli
2024-02-06 10:21 ` Pavan Nikhilesh Bhagavatula
2024-02-07 0:01 ` Wathsala Wathawana Vithanage
2024-02-10 6:49 ` Pavan Nikhilesh Bhagavatula
2024-02-10 15:20 ` Honnappa Nagarahalli
2024-02-10 17:21 ` Honnappa Nagarahalli
2024-02-21 20:20 ` [PATCH v4 " pbhagavatula
2024-02-21 20:20 ` [PATCH v4 2/3] config/arm: add support for fallback march pbhagavatula
2024-02-22 10:47 ` Juraj Linkeš
2024-02-22 12:32 ` [EXT] " Pavan Nikhilesh Bhagavatula
2024-02-21 20:20 ` [PATCH v4 3/3] config/arm: allow WFE to be enabled config time pbhagavatula
2024-02-22 9:37 ` [PATCH v4 1/3] config/arm: avoid mcpu and march conflicts Juraj Linkeš
2024-02-22 9:49 ` Pavan Nikhilesh Bhagavatula [this message]
2024-02-22 12:45 ` [PATCH v5 " pbhagavatula
2024-02-22 12:45 ` [PATCH v5 2/3] config/arm: add support for fallback march pbhagavatula
2024-02-23 11:49 ` Juraj Linkeš
2024-02-26 7:11 ` [EXT] " Pavan Nikhilesh Bhagavatula
2024-02-26 7:31 ` Juraj Linkeš
2024-02-26 7:34 ` Juraj Linkeš
2024-02-22 12:45 ` [PATCH v5 3/3] config/arm: allow WFE to be enabled config time pbhagavatula
2024-02-23 11:19 ` [PATCH v5 1/3] config/arm: avoid mcpu and march conflicts Juraj Linkeš
2024-02-26 7:08 ` [EXT] " Pavan Nikhilesh Bhagavatula
2024-02-26 7:38 ` [PATCH v6 " pbhagavatula
2024-02-26 7:38 ` [PATCH v6 2/3] config/arm: add support for fallback march pbhagavatula
2024-02-26 7:38 ` [PATCH v6 3/3] config/arm: allow WFE to be enabled config time pbhagavatula
2024-03-06 15:49 ` [PATCH v7 1/3] config/arm: avoid mcpu and march conflicts pbhagavatula
2024-03-06 15:49 ` [PATCH v7 2/3] config/arm: add support for fallback march pbhagavatula
2024-03-06 15:49 ` [PATCH v7 3/3] config/arm: allow WFE to be enabled config time pbhagavatula
2024-03-07 3:57 ` [PATCH v7 1/3] config/arm: avoid mcpu and march conflicts Pavan Nikhilesh Bhagavatula
2024-03-14 11:38 ` [PATCH v8 1/5] " pbhagavatula
2024-03-14 11:38 ` [PATCH v8 2/5] config/arm: add armv9-a march support pbhagavatula
2024-03-14 11:38 ` [PATCH v8 3/5] config/arm: add crypto march feature to thunderxt83 pbhagavatula
2024-03-14 12:00 ` Jerin Jacob
2024-03-14 11:38 ` [PATCH v8 4/5] config/arm: add support for fallback march pbhagavatula
2024-03-14 11:38 ` [PATCH v8 5/5] config/arm: allow WFE to be enabled config time pbhagavatula
2024-03-15 11:17 ` [PATCH v8 1/5] config/arm: avoid mcpu and march conflicts Thomas Monjalon
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