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Re: [PATCH v3 46/48] tcg/optimize: Propagate sign info for setcond
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From: |
Alex Bennée |
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Subject: |
Re: [PATCH v3 46/48] tcg/optimize: Propagate sign info for setcond |
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Date: |
Tue, 26 Oct 2021 17:36:12 +0100 |
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User-agent: |
mu4e 1.7.4; emacs 28.0.60 |
Richard Henderson <richard.henderson@linaro.org> writes:
> The result is either 0 or 1, which means that we have
> a 2 bit signed result, and thus 62 bits of sign.
> For clarity, use the smask_from_zmask function.
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
--
Alex Bennée
- Re: [PATCH v3 43/48] tcg/optimize: Stop forcing z_mask to "garbage" for 32-bit values, (continued)
- [PATCH v3 48/48] tcg/optimize: Propagate sign info for shifting, Richard Henderson, 2021/10/21
- [PATCH v3 45/48] tcg/optimize: Propagate sign info for logical operations, Richard Henderson, 2021/10/21
- [PATCH v3 44/48] tcg/optimize: Optimize sign extensions, Richard Henderson, 2021/10/21
- [PATCH v3 47/48] tcg/optimize: Propagate sign info for bit counting, Richard Henderson, 2021/10/21
- [PATCH v3 46/48] tcg/optimize: Propagate sign info for setcond, Richard Henderson, 2021/10/21
- Re: [PATCH v3 46/48] tcg/optimize: Propagate sign info for setcond,
Alex Bennée <=