Given 16-bit instructions, is it possible to use expanding opcodes to allow the follow- ing to be encoded assuming we have a total of 32 registers? If so, show the encoding. If not, explain why is it not possible. • 60 instructions with two register operands • 30 instructions with one register operand • 3 instructions with one 10-bit address 26 instructions with zero operands

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Given 16-bit instructions, is it possible to use expanding opcodes to allow the follow-
ing to be encoded assuming we have a total of 32 registers? If so, show the encoding.
If not, explain why is it not possible.
• 60 instructions with two register operands
• 30 instructions with one register operand
• 3 instructions with one 10-bit address
26 instructions with zero operands
Transcribed Image Text:Given 16-bit instructions, is it possible to use expanding opcodes to allow the follow- ing to be encoded assuming we have a total of 32 registers? If so, show the encoding. If not, explain why is it not possible. • 60 instructions with two register operands • 30 instructions with one register operand • 3 instructions with one 10-bit address 26 instructions with zero operands
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