Author: Robert Hyatt
Date: 11:01:28 02/19/02
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On February 19, 2002 at 11:07:29, Gian-Carlo Pascutto wrote: >On February 19, 2002 at 10:48:25, Robert Hyatt wrote: > >>Many newer processors do >>the integer divide far slower than the AND I use now. > >OTOH, it is followed by an unpredictable random memory >access, which will make the division negligible on any >modern processor. > >-- >GCP Again, it depends. The procedure call often resulted in a cache miss. Which resulted in lots of memory reads as the procedure to do the int divide had many instructions in it. That would (on the sparc, anyway) bury the 16 byte memory read to grab the actual table entry.
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