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Re: [PATCH for-6.1 v5 12/15] accel/tcg: Move breakpoint recognition outs


From: Alex Bennée
Subject: Re: [PATCH for-6.1 v5 12/15] accel/tcg: Move breakpoint recognition outside translation
Date: Tue, 20 Jul 2021 14:16:45 +0100
User-agent: mu4e 1.5.14; emacs 28.0.50

Richard Henderson <richard.henderson@linaro.org> writes:

> Trigger breakpoints before beginning translation of a TB
> that would begin with a BP.  Thus we never generate code
> for the BP at all.
>
> Single-step instructions within a page containing a BP so
> that we are sure to check each insn for the BP as above.
>
> We no longer need to flush any TBs when changing BPs.
>
> Resolves: https://gitlab.com/qemu-project/qemu/-/issues/286
> Resolves: https://gitlab.com/qemu-project/qemu/-/issues/404
> Resolves: https://gitlab.com/qemu-project/qemu/-/issues/489
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

Nice ;-)

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>

-- 
Alex Bennée



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