From: Segher Boessenkool <segher@kernel.crashing.org>
To: Joel Stanley <joel@jms.id.au>
Cc: Michael Ellerman <patch-notifications@ellerman.id.au>,
gregkh@linuxfoundation.org, linuxppc-dev@ozlabs.org,
markus@trippelsdorf.de, amodra@gmail.com
Subject: Re: powerpc: cmp -> cmpd for 64-bit
Date: Tue, 13 Dec 2016 22:25:46 -0600 [thread overview]
Message-ID: <20161214042546.GQ30845@gate.crashing.org> (raw)
In-Reply-To: <CACPK8Xf3X=bEj-EUXezYYEKNJwkqW4O0RiM2FcCtH4cNNxA-qw@mail.gmail.com>
On Wed, Dec 14, 2016 at 02:01:50PM +1030, Joel Stanley wrote:
> >> With older binutils this is silently accepted as if this was "cmpw",
> >> while often "cmpd" is wanted. With newer binutils GAS will complain
> >> about this for 64-bit code. For 32-bit code it still silently assumes
> >> "cmpw" is what is meant.
> This one made it into 4.9-rc3 as "powerpc: Convert cmp to cmpd in idle
> enter sequence". We need it to build the 4.4 kernel with GCC 6.2, so
> my OpenPower firmware builds are failing.
The GCC version does not matter; the binutils version does, however.
Segher
next prev parent reply other threads:[~2016-12-14 4:26 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-06 13:42 [PATCH] powerpc: cmp -> cmpd for 64-bit Segher Boessenkool
2016-10-12 3:05 ` Michael Ellerman
2016-10-12 13:26 ` Segher Boessenkool
2016-10-12 17:00 ` Vaidyanathan Srinivasan
2016-10-26 10:21 ` Michael Ellerman
2016-12-14 3:31 ` Joel Stanley
2016-12-14 4:25 ` Segher Boessenkool [this message]
2016-12-14 11:02 ` Greg KH
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