Activity07 Soln - ECSE-2660 Computer Architecture,...

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Unformatted text preview: ECSE-2660 Computer Architecture, Networks, & Operating Systems, Spring 2001 Page 1 of 2 SOLUTION Activity #07 Last Name First Name Student ID Number email 7.1 7.2 Total Grader Initials 60 points 40 points 100 points Activity 7.1 Consider the reduced set of MIPS instructions {lw, sw, add, sub, and, or, slt, beq} a. (5) How many physical registers does a datapath unit need, in order to implement the above instruction set? Answer: 32 b. (5) How many instruction formats are needed to cover this reduced set? Answer: Two – R & I type c. (5) What minimum set of functions must the ALU need to perform to support this reduced set? Answer: add, subtract, set zero bit based on subtraction result, logical AND & OR, support for set on less than. d. (5) How many registers can be read simultaneously? Answer: Two e. (5) How many registers can be written simultaneously? Answer: One f. (5) Study the table on Page 353 of your textbook. Is this ALU adequate for implementing a datapath unit for the above f....
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This note was uploaded on 04/25/2010 for the course ECSE ecse-2340 taught by Professor Wozny during the Spring '09 term at Rensselaer Polytechnic Institute.

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Activity07 Soln - ECSE-2660 Computer Architecture,...

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