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Please do the PARTITION part only following the below-mentioned conditions, do run the entire code in your IDE to make sure it runs perfectly
Please do the "PARTITION" part only following the below-mentioned conditions, do run the entire code in your IDE to make sure it runs perfectly and please only upload the code snippet that needs to be added, thank you!
.text # test quicksort with smallTable la $a0, smallTable li $a1, 0 li $a2, 6 jal qs # terminate li $v0, 10 syscall #void quicksort (int v[], int start, int end){ # if (start < end){ # int q = partition(v, start, end); # quicksort(v, start, q - 1); # quicksort(v,q + 1,end); # } #} # arguments: $a0 = v[], $a1 = start, $a2 = end # saved variables: $s0 = q, $s1 = v[], $s2 = start, $s3 = end qs: addi $sp,$sp, -20 sw $ra, 16($sp) sw $s3,12($sp) # save $s3 on stack sw $s2, 8($sp) # save $s2 on stack sw $s1, 4($sp) # save $s1 on stack sw $s0, 0($sp) # save $s0 on stack ################################################### # YOUR CODE HERE slt $t0, $a1, $a2 beq $t0, $zero, done # if start >= end, return # call partition with v[], start, end move $s1, $a0 move $s2, $a1 move $s3, $a2 jal partition # save partition result in $s0 move $s0, $v0 # quicksort for the left side of pivot addi $a2, $s0, -1 jal qs # quicksort for the right side of pivot addi $a1, $s0, 1 move $a2, $s3 jal qs ################################################### done: lw $s0, 0($sp) # restore $s0 from stack lw $s1, 4($sp) # restore $s1 from stack lw $s2, 8($sp) # restore $s2 from stack lw $s3,12($sp) # restore $s3 from stack lw $ra,16($sp) # restore $ra from stack addi $sp,$sp, 20 # restore stack pointer jr $ra #int partition (int v[], int start, int end){ # int pivot = v[end]; # int i = start; # for (int j = start; j < end; j++ ){ # if (v[j] <= pivot){ # swap(v,i,j); # i++; # } # } # swap(v, i, end); # return i; #} # arguments: $a0 for v[], $a1 = start, $a2 = end # saved values: $s0 for pivot, $s1 for i, $s2 for j, $s3 for v[], $s4 for start, $s5 for end # return value: $v0 for return i partition: addi $sp,$sp, -28 sw $ra, 24($sp) sw $s5, 20($sp) sw $s4, 16($sp) sw $s3,12($sp) # save $s3 on stack sw $s2, 8($sp) # save $s2 on stack sw $s1, 4($sp) # save $s1 on stack sw $s0, 0($sp) # save $s0 on stack ################################################### # YOUR CODE HERE ################################################### lw $s0, 0($sp) # restore $s0 from stack lw $s1, 4($sp) # restore $s1 from stack lw $s2, 8($sp) # restore $s2 from stack lw $s3,12($sp) # restore $s3 from stack lw $s4,16($sp) lw $s5,20($sp) lw $ra,24($sp) # restore $ra from stack addi $sp,$sp, 28 # restore stack pointer jr $ra # swap procedure: $a0 is address of array, $a1 is k, $a2 is j swap: ################################################### # YOUR CODE HERE sll $t0, $a1, 2 #t0 = 4i add $t0, $t0, $a0 #t0 = v + 4i lw $t1, 0($t0) #t1 = v[i] sll $t2, $a2, 2 #t2 = 4j add $t2, $t2, $a0 #t2 = v + 4j lw $t3, 0($t2) #t3 = v[j] sw $t3, 0($t0) #v[i] = v[j] sw $t1, 0($t2) #v[j] = v[i] jr $ra ###################################################
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