From: Thomas Monjalon <thomas@monjalon.net>
To: "Juraj Linkeš" <juraj.linkes@pantheon.tech>
Cc: bruce.richardson@intel.com, dev@dpdk.org,
Jerin Jacob <jerinj@marvell.com>,
Ruifeng Wang <ruifeng.wang@arm.com>,
honnappa.nagarahalli@arm.com
Subject: Re: [dpdk-dev] [PATCH] build: add -moutline-atomics to default Arm build
Date: Tue, 06 Oct 2020 22:14:22 +0200 [thread overview]
Message-ID: <6308231.oPsEYrQ9EY@thomas> (raw)
In-Reply-To: <1601533194-2295-1-git-send-email-juraj.linkes@pantheon.tech>
01/10/2020 08:19, Juraj Linkeš:
> -moutline-atomics allows LSE instructions to be used if available when
> compiling for ARMv8.0 instruction set. It's enabled by default on newer
> compilers, such as gcc-10.1. Enable the option so that earlier compiler
> versions that support it but don't enable it by default build with it.
>
> Signed-off-by: Juraj Linkeš <juraj.linkes@pantheon.tech>
> ---
> machine_args_generic = [
> - ['default', ['-march=armv8-a+crc']],
> + ['default', ['-march=armv8-a+crc', '-moutline-atomics']],
> ['native', ['-march=native']],
> ['0xd03', ['-mcpu=cortex-a53']],
> ['0xd04', ['-mcpu=cortex-a35']],
Why is it added only to the target "default"?
next prev parent reply other threads:[~2020-10-06 20:14 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-01 6:19 [dpdk-dev] [PATCH] build: add -moutline-atomics to default Arm build Juraj Linkeš
2020-10-06 20:14 ` Thomas Monjalon [this message]
2020-10-09 5:29 ` Ruifeng Wang
2020-10-09 6:52 ` Thomas Monjalon
2020-10-09 7:07 ` Ruifeng Wang
2020-10-09 9:50 ` [dpdk-dev] [PATCH v2] " Juraj Linkeš
2020-10-13 13:16 ` Thomas Monjalon
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