From: ldo@nz.invalid   
      
   On Sat, 18 Oct 2025 10:21:32 +0200, Terje Mathisen wrote:   
      
   > MitchAlsup wrote:   
   >>   
   >> On Fri, 17 Oct 2025 22:20:49 -0000 (UTC), Lawrence D’Oliveiro wrote:   
   >>>   
   >>> Short-vector SIMD was introduced along an entirely separate   
   >>> evolutionary path, namely that of bringing DSP-style operations   
   >>> into general-purpose CPUs.   
   >>   
   >> MMX was designed to kill off the plug in Modems.   
   >   
   > MMX was quite obviously (also) intended for short vectors of   
   > typically 8 and 16-bit elements, it was the enabler for sw DVD   
   > decoding. ZoranDVD was the first to properly handle 30 frames/second   
   > with zero skips, it needed a PentiumMMX-200 to do so.   
      
   I think the initial “killer app” for short-vector SIMD was very much   
   video encoding/decoding, not audio encoding/decoding. Audio was   
   already easy enough to manage with general-purpose CPUs of the 1990s.   
      
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