Expanded question about design points

By: hobold (hobold.delete@this.vectorizer.org), November 6, 2022 4:48 am
Room: Moderated Discussions
Adrian (a.delete@this.acm.org) on November 5, 2022 2:00 am wrote:

[...]
> This method would be optimal, by requiring the least hardware, for code that only uses 512-bit instructions
> without interleaving them with 256-bit operations (which would be a very stupid programming style).

SMT might interleave instruction streams that use vectors of different width, even when each individual program is using a single fixed vector width exclusively.
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TopicPosted ByDate
One 512-bit vector unit versus 2 256-bit vector units, re Zen 4 AVX-512Jeffrey Bosboom2022/11/04 06:18 PM
  Clarification?Mark Roulo2022/11/04 08:34 PM
    Expanded question about design pointsJeffrey Bosboom2022/11/04 10:37 PM
      Expanded question about design pointsAnon2022/11/04 10:53 PM
        Expanded question about design pointsJeffrey Bosboom2022/11/04 11:05 PM
          Expanded question about design pointsAnon2022/11/04 11:30 PM
            Expanded question about design pointsChester2022/11/05 04:24 PM
              Expanded question about design pointsAnon2022/11/05 04:43 PM
              Expanded question about design pointsLinus Torvalds2022/11/06 02:18 PM
                Expanded question about design pointsAdrian2022/11/07 04:38 AM
                  Expanded question about design pointsanon2022/11/07 12:34 PM
                    Expanded question about design pointsAdrian2022/11/08 04:34 AM
                      Expanded question about design pointsChester2022/11/08 08:29 AM
                      Expanded question about design pointsanon2022/11/08 09:01 AM
                        Expanded question about design pointsAdrian2022/11/08 09:53 AM
                          Expanded question about design pointsLinus Torvalds2022/11/08 11:35 AM
                            Expanded question about design pointsBrett2022/11/08 12:33 PM
                              Expanded question about design pointsBrett2022/11/08 12:48 PM
                              Expanded question about design points---2022/11/09 11:41 AM
                            Expanded question about design pointsAdrian2022/11/08 12:45 PM
                              Expanded question about design pointsLinus Torvalds2022/11/08 01:29 PM
                                Expanded question about design pointsanon2022/11/08 01:58 PM
                              Zen 4cJames2022/11/09 03:54 AM
                                Zen 4cAndrew Clough2022/11/09 05:59 AM
                                  Zen 4canonymou52022/11/09 12:29 PM
                                    Zen 4cChester2022/11/09 09:12 PM
                            Expanded question about design pointsBjörn Ragnar Björnsson2022/11/08 09:24 PM
                              FP Adders are not so cheap compared to FP multipliersHeikki Kultala2022/11/09 09:07 AM
                                FP Adders are not so cheap compared to FP multipliersBjörn Ragnar Björnsson2022/11/10 12:10 AM
                          Expanded question about design pointsAnon2022/11/08 06:31 PM
      Expanded question about design pointsAdrian2022/11/05 03:00 AM
        Expanded question about design pointsAnon2022/11/05 03:27 AM
          Expanded question about design pointsAdrian2022/11/05 03:50 AM
            Expanded question about design pointsAnon2022/11/05 04:10 AM
              Expanded question about design pointsAdrian2022/11/05 07:34 AM
        Expanded question about design pointshobold2022/11/06 04:48 AM
          Expanded question about design pointsAdrian2022/11/07 04:19 AM
            Expanded question about design pointsAdrian2022/11/07 09:07 AM
  One 512-bit vector unit versus 2 256-bit vector units, re Zen 4 AVX-512Anon2022/11/04 08:49 PM
  One 512-bit vector unit versus 2 256-bit vector units, re Zen 4 AVX-512noko2022/11/04 09:49 PM
  One 512-bit vector unit versus 2 256-bit vector units, re Zen 4 AVX-512Brendan2022/11/05 02:07 AM
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