From: "Steven J. Hill" <Steven.Hill@imgtec.com>
To: <linux-mips@linux-mips.org>
Cc: <ralf@linux-mips.org>
Subject: Re: [PATCH] MIPS: microMIPS: Work around an assembler bug.
Date: Wed, 9 Apr 2014 14:43:39 -0500 [thread overview]
Message-ID: <5345A2EB.8020109@imgtec.com> (raw)
In-Reply-To: <1396892446-23883-1-git-send-email-Steven.Hill@imgtec.com>
On 04/07/2014 12:40 PM, Steven J. Hill wrote:
> From: "Steven J. Hill" <Steven.Hill@imgtec.com>
>
> In newer toolchains, the 16-bit branch delay slot instruction
> calculation is wrong. We get a message very similar to:
>
> {standard input}: Assembler messages:
> {standard input}:7035: Warning: wrong size instruction
> in a 16-bit branch delay slot
>
> This corner case only occurs in 'arch/mips/kernel/traps.c' and
> we add the '-fno-delayed-branch' option when compiling it.
>
> Signed-off-by: Steven J. Hill <Steven.Hill@imgtec.com>
>
I rejected this in patchwork. Just making sure you do not use it.
WARNING: multiple messages have this Message-ID (diff)
From: "Steven J. Hill" <Steven.Hill@imgtec.com>
To: linux-mips@linux-mips.org
Cc: ralf@linux-mips.org
Subject: Re: [PATCH] MIPS: microMIPS: Work around an assembler bug.
Date: Wed, 9 Apr 2014 14:43:39 -0500 [thread overview]
Message-ID: <5345A2EB.8020109@imgtec.com> (raw)
Message-ID: <20140409194339.PZ6h_tluZywmzjvBkoAIt7frTwaN_QllSKKltQY1rP8@z> (raw)
In-Reply-To: <1396892446-23883-1-git-send-email-Steven.Hill@imgtec.com>
On 04/07/2014 12:40 PM, Steven J. Hill wrote:
> From: "Steven J. Hill" <Steven.Hill@imgtec.com>
>
> In newer toolchains, the 16-bit branch delay slot instruction
> calculation is wrong. We get a message very similar to:
>
> {standard input}: Assembler messages:
> {standard input}:7035: Warning: wrong size instruction
> in a 16-bit branch delay slot
>
> This corner case only occurs in 'arch/mips/kernel/traps.c' and
> we add the '-fno-delayed-branch' option when compiling it.
>
> Signed-off-by: Steven J. Hill <Steven.Hill@imgtec.com>
>
I rejected this in patchwork. Just making sure you do not use it.
next prev parent reply other threads:[~2014-04-09 19:44 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-07 17:40 [PATCH] MIPS: microMIPS: Work around an assembler bug Steven J. Hill
2014-04-09 19:43 ` Steven J. Hill [this message]
2014-04-09 19:43 ` Steven J. Hill
2014-05-05 3:04 ` Maciej W. Rozycki
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