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From: "Philippe Mathieu-Daudé" <philmd@redhat.com>
To: Peter Maydell <peter.maydell@linaro.org>, Thomas Huth <thuth@redhat.com>
Cc: qemu-arm <qemu-arm@nongnu.org>,
	Richard Henderson <richard.henderson@linaro.org>,
	QEMU Developers <qemu-devel@nongnu.org>
Subject: Re: [PATCH 2/4] target/arm: Move cortex-m related functions to new file v7m.c
Date: Tue, 24 Sep 2019 11:52:44 +0200	[thread overview]
Message-ID: <7ddc5f77-98d4-3969-c405-bf09b9c0a803@redhat.com> (raw)
In-Reply-To: <CAFEAcA9KbQF071ZWXm4Y2GcoxfksKLTH8OvcUJqkfY79_oNnMA@mail.gmail.com>

On 9/23/19 4:34 PM, Peter Maydell wrote:
> On Sat, 21 Sep 2019 at 16:04, Thomas Huth <thuth@redhat.com> wrote:
>>
>> We are going to make CONFIG_ARM_V7M optional, so the related cortex-m
>> CPUs should only be created if the switch is enabled. This can best
>> be done if the code resides in a separate file, thus move the related
>> functions to a new file v7m.c which only gets compiled if CONFIG_ARM_V7M
>> is enabled.
>>
>> Signed-off-by: Thomas Huth <thuth@redhat.com>
>> ---
>>  target/arm/Makefile.objs |   1 +
>>  target/arm/cpu.c         | 146 -----------------------------
>>  target/arm/v7m.c         | 193 +++++++++++++++++++++++++++++++++++++++
>>  3 files changed, 194 insertions(+), 146 deletions(-)
>>  create mode 100644 target/arm/v7m.c
> 
> Calling the new file something with 'cpu' in it would help
> to convey that it does the same kinds of things as
> cpu.c and cpu64.c. Maybe cpu-m.c or cpu-v7m.c ?

I agree to your other comment:

  From a CONFIG switch point of view I don't think it's
  worth being able to #ifdef out the various flavours of
  M-profile individually.

So I'm in favor of using cpu-m.c.


  reply	other threads:[~2019-09-24  9:55 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-21 15:04 [PATCH 0/4] Make it possible to compile with CONFIG_ARM_V7M=n Thomas Huth
2019-09-21 15:04 ` [PATCH 1/4] target/arm: Make cpu_register() and set_feature() available for other files Thomas Huth
2019-09-23 14:28   ` Auger Eric
2019-09-21 15:04 ` [PATCH 2/4] target/arm: Move cortex-m related functions to new file v7m.c Thomas Huth
2019-09-23 14:31   ` Auger Eric
2019-09-23 18:09     ` Thomas Huth
2019-09-23 18:45       ` Peter Maydell
2019-09-23 18:51         ` Thomas Huth
2019-09-23 18:54           ` Peter Maydell
2019-09-24 11:02       ` Auger Eric
2019-09-24 11:06         ` Thomas Huth
2019-09-24 11:24           ` Auger Eric
2019-09-23 14:34   ` Peter Maydell
2019-09-24  9:52     ` Philippe Mathieu-Daudé [this message]
2019-09-21 15:04 ` [PATCH 3/4] hw/arm: Move armv7m_nvic.c to hw/arm/ and always enable it for arm builds Thomas Huth
2019-09-23 14:52   ` Peter Maydell
2019-09-23 17:54     ` Thomas Huth
2019-09-23 18:27       ` Peter Maydell
2019-09-23 18:36         ` Thomas Huth
2019-09-23 18:50           ` Peter Maydell
2019-09-24  4:44             ` Thomas Huth
2019-09-24  9:42               ` Peter Maydell
2019-09-24  9:48                 ` Thomas Huth
2019-09-24 10:01                   ` Philippe Mathieu-Daudé
2019-09-21 15:04 ` [PATCH 4/4] default-configs: Do not enforce CONFIG_ARM_V7M anymore Thomas Huth
2019-09-23  8:37 ` [PATCH 0/4] Make it possible to compile with CONFIG_ARM_V7M=n Philippe Mathieu-Daudé
2019-09-23  8:50   ` Thomas Huth
2019-09-23  8:58     ` Philippe Mathieu-Daudé

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