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perf: optimize cmp zero and jump with test#461

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quake merged 1 commit intonervosnetwork:release-0.24from
quake:quake/opt-cmp-0-test
Mar 9, 2025
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perf: optimize cmp zero and jump with test#461
quake merged 1 commit intonervosnetwork:release-0.24from
quake:quake/opt-cmp-0-test

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@quake quake commented Mar 7, 2025

When checking if a register is zero (cmp $0, reg), test reg, reg achieves the same result while using fewer bytes in encoding.

I tested on 3 different machines, got a 1%~4% improvement.

@quake quake requested review from mohanson and xxuejie March 7, 2025 08:23
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Similar to previous one, please also cherry-pick to develop branch

@quake quake merged commit 0067ebd into nervosnetwork:release-0.24 Mar 9, 2025
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3 participants