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iquilezles

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Hey, don't "optimize" conditional moves with mix()+step().

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@iquilezles x86 has had conditional move instructions since Pentium Pro (1995).

@iquilezles x86 has had conditional move instructions since Pentium Pro (1995).

Properties5
typearchive
sourcetwitter
date2025-02-10
tagsarchive, twitter, iquilezles
description@iquilezles x86 has had conditional move instructions since Pentium Pro (1995).

Feb 10, 20251 min read

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  • URL: https://x.com/djonesuk/status/1889058704701702210
  • Author: David Jones (@djonesuk)
  • Posted: 2025-02-10 21:07:46

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1/ @djonesuk

@iquilezles

x86 has had conditional move instructions since Pentium Pro (1995). This was never good programming practice.

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