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From: Nicholas Piggin <npiggin@gmail.com>
To: linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH] powerpc/kbuild: set generic machine type for compile with 64-bit toolchain
Date: Thu, 10 May 2018 15:18:58 +1000	[thread overview]
Message-ID: <20180510151858.571d9f56@roar.ozlabs.ibm.com> (raw)
In-Reply-To: <20180510002637.3069-1-npiggin@gmail.com>

On Thu, 10 May 2018 10:26:37 +1000
Nicholas Piggin <npiggin@gmail.com> wrote:

> The 64-bit toolchain uses the wrong ISA variant for compiling 32-bit
> kernels, eve with -m32. Set -mcpu=powerpc which is the generic 32-bit
> powerpc machine type and scheduling model. 32-bit platforms and CPUs
> can override this with -mcpu= options that come later on the command
> line.
> 
> This fixes a lot of build failures due to incompatible assembly when
> compiling 32-bit kernel with 64-bit toolchain.

Actually ignore this patch, it had a few other problems. I'll send a new
version out.

Thanks,
Nick

      parent reply	other threads:[~2018-05-10  5:19 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-10  0:26 [PATCH] powerpc/kbuild: set generic machine type for compile with 64-bit toolchain Nicholas Piggin
2018-05-10  1:33 ` Nicholas Piggin
2018-05-10  5:18 ` Nicholas Piggin [this message]

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