From: Stephen Boyd <sboyd@codeaurora.org>
To: Russell King - ARM Linux <linux@arm.linux.org.uk>
Cc: "Arnd Bergmann" <arnd@arndb.de>,
"Nicolas Pitre" <nicolas.pitre@linaro.org>,
"Peter Maydell" <peter.maydell@linaro.org>,
"Måns Rullgård" <mans@mansr.com>,
"linux-arm-msm@vger.kernel.org" <linux-arm-msm@vger.kernel.org>,
"Daniel Lezcano" <daniel.lezcano@linaro.org>,
"lkml - Kernel Mailing List" <linux-kernel@vger.kernel.org>,
"Steven Rostedt" <rostedt@goodmis.org>,
"Christopher Covington" <cov@codeaurora.org>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [RFC/PATCH 0/3] ARM: Use udiv/sdiv for __aeabi_{u}idiv library functions
Date: Tue, 12 Jan 2016 17:51:02 -0800 [thread overview]
Message-ID: <20160113015102.GF22188@codeaurora.org> (raw)
In-Reply-To: <20151124203516.GH8644@n2100.arm.linux.org.uk>
On 11/24, Russell King - ARM Linux wrote:
> On Tue, Nov 24, 2015 at 12:07:30PM -0800, Stephen Boyd wrote:
>
> > My understanding is that we want to support CPU_V7VE without
> > CPU_V7 enabled so that it uses the idiv instructions in that
> > configuration. When V7VE and V7 are both enabled, we should
> > degrade to the aeabi functions, and the same is true for when
> > V7VE is disabled.
>
> Let me have another look at this, it's been a while since I touched these
> options...
>
Any ideas on how to move forward on this? I don't have a problem
removing the duplication, but I'm not sure what else can be done.
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project
WARNING: multiple messages have this Message-ID (diff)
From: sboyd@codeaurora.org (Stephen Boyd)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC/PATCH 0/3] ARM: Use udiv/sdiv for __aeabi_{u}idiv library functions
Date: Tue, 12 Jan 2016 17:51:02 -0800 [thread overview]
Message-ID: <20160113015102.GF22188@codeaurora.org> (raw)
In-Reply-To: <20151124203516.GH8644@n2100.arm.linux.org.uk>
On 11/24, Russell King - ARM Linux wrote:
> On Tue, Nov 24, 2015 at 12:07:30PM -0800, Stephen Boyd wrote:
>
> > My understanding is that we want to support CPU_V7VE without
> > CPU_V7 enabled so that it uses the idiv instructions in that
> > configuration. When V7VE and V7 are both enabled, we should
> > degrade to the aeabi functions, and the same is true for when
> > V7VE is disabled.
>
> Let me have another look at this, it's been a while since I touched these
> options...
>
Any ideas on how to move forward on this? I don't have a problem
removing the duplication, but I'm not sure what else can be done.
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project
next prev parent reply other threads:[~2016-01-13 1:51 UTC|newest]
Thread overview: 125+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-21 1:23 [RFC/PATCH 0/3] ARM: Use udiv/sdiv for __aeabi_{u}idiv library functions Stephen Boyd
2015-11-21 1:23 ` Stephen Boyd
2015-11-21 1:23 ` [RFC/PATCH 1/3] scripts: Allow recordmcount to be used without tracing enabled Stephen Boyd
2015-11-21 1:23 ` Stephen Boyd
2015-11-21 1:23 ` [RFC/PATCH 2/3] recordmcount: Record locations of __aeabi_{u}idiv() calls on ARM Stephen Boyd
2015-11-21 1:23 ` Stephen Boyd
2015-11-21 10:13 ` Russell King - ARM Linux
2015-11-21 10:13 ` Russell King - ARM Linux
2015-11-23 20:53 ` Stephen Boyd
2015-11-23 20:53 ` Stephen Boyd
2015-11-23 20:58 ` Steven Rostedt
2015-11-23 20:58 ` Steven Rostedt
2015-11-23 21:03 ` Russell King - ARM Linux
2015-11-23 21:03 ` Russell King - ARM Linux
2015-11-23 21:16 ` Stephen Boyd
2015-11-23 21:16 ` Stephen Boyd
2015-11-23 21:33 ` Russell King - ARM Linux
2015-11-23 21:33 ` Russell King - ARM Linux
2015-11-24 1:04 ` Stephen Boyd
2015-11-24 1:04 ` Stephen Boyd
2015-11-21 1:23 ` [RFC/PATCH 3/3] ARM: Replace calls to __aeabi_{u}idiv with udiv/sdiv instructions Stephen Boyd
2015-11-21 1:23 ` Stephen Boyd
2015-11-21 11:50 ` Måns Rullgård
2015-11-21 11:50 ` Måns Rullgård
2015-11-23 20:49 ` Stephen Boyd
2015-11-23 20:49 ` Stephen Boyd
2015-11-23 20:54 ` Måns Rullgård
2015-11-23 20:54 ` Måns Rullgård
2015-11-23 21:16 ` Stephen Boyd
2015-11-23 21:16 ` Stephen Boyd
2015-11-21 20:39 ` [RFC/PATCH 0/3] ARM: Use udiv/sdiv for __aeabi_{u}idiv library functions Arnd Bergmann
2015-11-21 20:39 ` Arnd Bergmann
2015-11-21 20:45 ` Måns Rullgård
2015-11-21 20:45 ` Måns Rullgård
2015-11-21 21:00 ` Arnd Bergmann
2015-11-21 21:00 ` Arnd Bergmann
2015-11-21 22:11 ` Måns Rullgård
2015-11-21 22:11 ` Måns Rullgård
2015-11-21 23:14 ` Arnd Bergmann
2015-11-21 23:14 ` Arnd Bergmann
2015-11-21 23:21 ` Arnd Bergmann
2015-11-21 23:21 ` Arnd Bergmann
2015-11-22 13:29 ` Peter Maydell
2015-11-22 13:29 ` Peter Maydell
2015-11-22 19:25 ` Arnd Bergmann
2015-11-22 19:25 ` Arnd Bergmann
2015-11-22 19:30 ` Måns Rullgård
2015-11-22 19:30 ` Måns Rullgård
2015-11-22 19:30 ` Måns Rullgård
2015-11-22 19:47 ` Russell King - ARM Linux
2015-11-22 19:47 ` Russell King - ARM Linux
2015-11-22 19:58 ` Arnd Bergmann
2015-11-22 19:58 ` Arnd Bergmann
2015-11-22 20:03 ` Russell King - ARM Linux
2015-11-22 20:03 ` Russell King - ARM Linux
2015-11-22 20:37 ` Arnd Bergmann
2015-11-22 20:37 ` Arnd Bergmann
2015-11-22 20:39 ` Måns Rullgård
2015-11-22 20:39 ` Måns Rullgård
2015-11-22 20:39 ` Måns Rullgård
2015-11-22 21:18 ` Arnd Bergmann
2015-11-22 21:18 ` Arnd Bergmann
2015-11-23 2:36 ` Nicolas Pitre
2015-11-23 2:36 ` Nicolas Pitre
2015-11-23 8:15 ` Arnd Bergmann
2015-11-23 8:15 ` Arnd Bergmann
2015-11-23 14:14 ` Christopher Covington
2015-11-23 14:14 ` Christopher Covington
2015-11-23 15:32 ` Arnd Bergmann
2015-11-23 15:32 ` Arnd Bergmann
2015-11-23 20:38 ` Stephen Boyd
2015-11-23 20:38 ` Stephen Boyd
2015-11-23 21:19 ` Arnd Bergmann
2015-11-23 21:19 ` Arnd Bergmann
2015-11-23 21:32 ` Stephen Boyd
2015-11-23 21:32 ` Stephen Boyd
2015-11-23 21:57 ` Arnd Bergmann
2015-11-23 21:57 ` Arnd Bergmann
2015-11-23 23:13 ` Stephen Boyd
2015-11-23 23:13 ` Stephen Boyd
2015-11-24 10:17 ` Arnd Bergmann
2015-11-24 10:17 ` Arnd Bergmann
2015-11-24 12:15 ` Måns Rullgård
2015-11-24 12:15 ` Måns Rullgård
2015-11-24 12:15 ` Måns Rullgård
2015-11-24 13:45 ` Arnd Bergmann
2015-11-24 13:45 ` Arnd Bergmann
2015-11-25 1:51 ` Stephen Boyd
2015-11-25 1:51 ` Stephen Boyd
2015-11-25 7:21 ` Arnd Bergmann
2015-11-25 7:21 ` Arnd Bergmann
2015-11-24 0:13 ` Stephen Boyd
2015-11-24 0:13 ` Stephen Boyd
2015-11-24 8:53 ` Stephen Boyd
2015-11-24 8:53 ` Stephen Boyd
2015-11-24 10:38 ` Arnd Bergmann
2015-11-24 10:38 ` Arnd Bergmann
2015-11-24 10:42 ` Russell King - ARM Linux
2015-11-24 10:42 ` Russell King - ARM Linux
2015-11-24 10:42 ` Russell King - ARM Linux
2015-11-24 12:10 ` Måns Rullgård
2015-11-24 12:10 ` Måns Rullgård
2015-11-24 12:10 ` Måns Rullgård
2015-11-24 12:23 ` Russell King - ARM Linux
2015-11-24 12:23 ` Russell King - ARM Linux
2015-11-24 12:29 ` Måns Rullgård
2015-11-24 12:29 ` Måns Rullgård
2015-11-24 12:29 ` Måns Rullgård
2015-11-24 14:00 ` Russell King - ARM Linux
2015-11-24 14:00 ` Russell King - ARM Linux
2015-11-24 14:03 ` Måns Rullgård
2015-11-24 14:03 ` Måns Rullgård
2015-11-24 14:03 ` Måns Rullgård
2015-11-24 10:39 ` Russell King - ARM Linux
2015-11-24 10:39 ` Russell King - ARM Linux
2015-11-24 20:07 ` Stephen Boyd
2015-11-24 20:07 ` Stephen Boyd
2015-11-24 20:35 ` Russell King - ARM Linux
2015-11-24 20:35 ` Russell King - ARM Linux
2015-11-24 21:11 ` Arnd Bergmann
2015-11-24 21:11 ` Arnd Bergmann
2016-01-13 1:51 ` Stephen Boyd [this message]
2016-01-13 1:51 ` Stephen Boyd
2015-11-24 10:37 ` Russell King - ARM Linux
2015-11-24 10:37 ` Russell King - ARM Linux
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