Re: JIT: Remove some unnecessary instructions.

From: Andreas Karlsson <andreas(at)proxel(dot)se>
To: Xing Guo <higuoxing(at)gmail(dot)com>, pgsql-hackers(at)lists(dot)postgresql(dot)org
Subject: Re: JIT: Remove some unnecessary instructions.
Date: 2024-08-30 12:50:51
Message-ID: 13394b72-4116-4a4c-90f8-83031ec8cd89@proxel.se
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On 8/30/24 5:55 AM, Xing Guo wrote:
> I find there are some unnecessary load/store instructions being
> emitted by the JIT compiler.

Well spotted! All of these are obvious dead instructions and while LLVM
might be able to optimize them away there is no reason to create extra
work for the optimizer.

The patch looks good, applies and the tests passes.

Andreas

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