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Re: [Qemu-devel] [PATCH V4] Target-arm: Add the Cortex-M4 CPU
From: |
Peter Maydell |
Subject: |
Re: [Qemu-devel] [PATCH V4] Target-arm: Add the Cortex-M4 CPU |
Date: |
Tue, 16 Jun 2015 15:20:59 +0100 |
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