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Re: memset help
Question: ∫?Answer: ∫?There are several ways to move or clear a large block of storage provided in the z/Architecture
∫?As discussed on page 31 titled ※MOVE LONG instructions§,?每?MVCLisimplementedthroughmillicoderoutines ??Incurs some overhead in startup, boundary/exception checking, and ending
??Then moving/padding ※locally§ will be better by using MVCs or XCs?每?Isthesourceinlocalcache? ??Then moving/padding ※locally§ may be better by using MVCs, or XCs?每?Howmuchdataisbeingprocessed? ??The more data you are required to process, the more you may benefit from using MVCL due to special hardware engines used by millicode 每?Experimentationis,therefore,highlyadvised On Wed, Apr 15, 2020 at 6:00 PM Tony Harminc <tharminc@...> wrote: On Wed, 15 Apr 2020 at 17:47, Joe Monk <joemonk64@...> wrote: |