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Verified Commit 735c4070 authored by Victor Ding's avatar Victor Ding Committed by Jean-Marc Valin
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Optimize NSQ_del_dec() for AVX2 

The optimization is bit-exact with C function.

This optimization speeds up SILK encoder (floating point) as following:

AMD Zen:
Complexity 0-5 :      0%
Complexity 6-7 : 3 -  7%
Complexity 8-10: 8 - 15%

Intel Skylake:
Complexity 0-5 :       0%
Complexity 6-7 : 14 - 18%
Complexity 8-10: 17 - 22%

Adapted by Jean-Marc Valin
parent 452aa952
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