For a single cycle Processor, how many clock cycles are required to execute the following code segment that clears a string of length 5bytes ($a1=5) ? Bzero : beq $a1, $zero, End Loop: sb $zero, 0($a0) # sb store byte in memory add $a0, $a0, 1 sub $a1, $a1, 1 bne $a1, $zero, Loop End : jr $ra # jump to an instruction with an address given in register $ra

Database System Concepts
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ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
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Chapter1: Introduction
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For a single cycle Processor, how many clock cycles are required to execute the following code
segment that clears a string of length 5bytes ($a1=5) ?
Bzero :
beq $a1, Szero, End
Loop:
sb $zero, 0($a0) # sb store byte in memory
add $a0, $a0, 1
sub $a1, $a1, 1
bne $a1, $zero, Loop
End : jr $ra # jump to an instruction with an address given in register $ra
Transcribed Image Text:For a single cycle Processor, how many clock cycles are required to execute the following code segment that clears a string of length 5bytes ($a1=5) ? Bzero : beq $a1, Szero, End Loop: sb $zero, 0($a0) # sb store byte in memory add $a0, $a0, 1 sub $a1, $a1, 1 bne $a1, $zero, Loop End : jr $ra # jump to an instruction with an address given in register $ra
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