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Re: [PATCH v2 02/15] tcg/arm: Add host vector framework


From: Peter Maydell
Subject: Re: [PATCH v2 02/15] tcg/arm: Add host vector framework
Date: Mon, 8 Feb 2021 18:28:05 +0000

On Mon, 8 Feb 2021 at 17:53, Peter Maydell <peter.maydell@linaro.org> wrote:
> The AAPCS says that q4-q7 are preserved across calls.

Speaking of which, doesn't that mean we also need to
save and restore q4-q7 in tcg_target_qemu_prologue()
if we might be generating neon insns? (It doesn't look like
aarch64's prologue does this, which seems like a bug.)

thanks
-- PMM



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