4.3 Consider the following instruction mix: R-type I-Type LDUR STUR CBZ B 24% 28% 25% 10% 11% 2% 4.3.1 [5] <§4.4>What fraction of all instructions use data memory? 4.3.2 [5] <§4.4>What fraction of all instructions use instruction memory? 4.3.3 [5] <§4.4>What fraction of all instructions use the sign extend? 4.3.4 [5] <§4.4>What is the sign extend doing during cycles in which its output is not needed?

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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4.3 Consider the following instruction mix:

R-type I-Type LDUR STUR CBZ B
24% 28% 25% 10% 11% 2%

4.3.1 [5] <§4.4>What fraction of all instructions use data memory?
4.3.2 [5] <§4.4>What fraction of all instructions use instruction memory?
4.3.3 [5] <§4.4>What fraction of all instructions use the sign extend?
4.3.4 [5] <§4.4>What is the sign extend doing during cycles in which its output is not needed?

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