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From: | Philippe Mathieu-Daudé |
Subject: | Re: [PATCH 45/48] tcg/optimize: Propagate sign info for logical operations |
Date: | Mon, 30 Aug 2021 23:49:56 +0200 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 |
On 8/30/21 8:24 AM, Richard Henderson wrote: > Sign repetitions are perforce all identical, whether they are 1 or 0. > Bitwise operations preserve the relative quantity of the repetitions. > > Signed-off-by: Richard Henderson <richard.henderson@linaro.org> > --- > tcg/optimize.c | 29 +++++++++++++++++++++++++++++ > 1 file changed, 29 insertions(+) Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
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