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Re: [Qemu-devel] [PATCH V4] Target-arm: Add the Cortex-M4 CPU
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From: |
aurelio remonda |
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Subject: |
Re: [Qemu-devel] [PATCH V4] Target-arm: Add the Cortex-M4 CPU |
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Date: |
Tue, 16 Jun 2015 11:35:44 -0300 |
Thank you!
2015-06-16 11:20 GMT-03:00 Peter Maydell <address@hidden>:
> On 16 June 2015 at 14:37, Aurelio C. Remonda <address@hidden> wrote:
>> This patch adds the Cortex-M4 CPU. The M4 is basically the
>> same as the M3, the main differences being the DSP instructions and an
>> optional FPU. Created an ARM_FEATURE_THUMB_DSP to be added to any non-M
>> thumb2-compatible CPU that uses DSP instructions, and manually added it to
>> the M4 in its initfn. The THUMB_DSP feature was created in a different patch
>> along with the bit checking on each DSP instruction. Only no-FPU cortex-M4 is
>> implemented here, cortex-M4F is not because the core target-arm code doesn't
>> support the M-profile FPU model yet.
>>
>> Signed-off-by: Aurelio C. Remonda <address@hidden>
>
> Applied to target-arm.next, thanks.
>
> -- PMM