Assembly or ....
Jonathan Sweedler
cjosta at taux01.UUCP
Tue Nov 29 21:39:15 AEST 1988
In article <8938 at winchester.mips.COM> mash at mips.COM (John Mashey) writes:
|In article <1032 at l.cc.purdue.edu> cik at l.cc.purdue.edu (Herman Rubin) writes:
|...
|> suppose we want to
|>divide a by b, obtaining an integer result i and a remainder c. I know
|>of no machine with this instruction, and this is not that unusual an
|>instruction to demand. It is cheap in hardware, and extremely expensive
|>in software--at least 4 instructions.
|
|Although I don't necessarily subscribe to Herman's opinions, R2000 divides
|actually do this (leave both results in registers).
The 32000 series has a DEI (Divide Extended Integer) instruction that
also does this.
--
Jonathan Sweedler === National Semiconductor Israel
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