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Optimize AES-CTR for ARM Neoverse V1 and V2. #22733

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Optimize AES-CTR for ARM Neoverse V1 and V2. #22733

wants to merge 1 commit into from

Commits on Nov 16, 2023

  1. Optimize AES-CTR for ARM Neoverse V1 and V2. 

        Unroll AES-CTR loops to a maximum 12 blocks for ARM Neoverse V1 and
    V2, to fully utilize their AES pipeline resources.

    Improvement on ARM Neoverse V1.

    Package Size(Bytes)	16	32	64	128	256	1024
    Improvement(%)	3.93	-0.45	11.30	4.31	12.48	37.66
    Package Size(Bytes)	1500	8192	16384	61440	65536
    Improvement(%)	37.16	38.90	39.89	40.55	40.41

Change-Id: Ifb8fad9af22476259b9ba75132bc3d8010a7fdbd
    @fisheryu-arm
    fisheryu-arm committed Nov 16, 2023
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