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The X86 Microprocessors: Architecture and Programming (8086 to Pentium), 1st Edition
book

The X86 Microprocessors: Architecture and Programming (8086 to Pentium), 1st Edition

by Lyla B. Das
May 2024
Intermediate to advanced content levelIntermediate to advanced
665 pages
23h 2m
English
Pearson India
Content preview from The X86 Microprocessors: Architecture and Programming (8086 to Pentium), 1st Edition
506 THE x86 MICROPROCESSORS
15.4 | Programming Enhancements
e processor has a number of new instructions and some enhancements with respect to the
instructions available for its predecessor. It has all the instructions that the 8086, ’186 and ’286
has, plus a few more. Here we will see the new instructions which can be used in the real mode.
e ’386 has an interesting enhancement with regard to what we have until now defi ned i)
as ‘pointer registers’ which carry addresses. Here all the general-purpose registers too can
hold addresses that can be used in the register indirect, register relative and based indexed
mode of addressing. For example, ...
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Publisher Resources

ISBN: 9781282663169