4. The size of instructions can be fixed or variable. What are advantage and dis

Question

4. The size of instructions can be fixed or variable. What are advantage and disadvantage of fixed compared to variable? point) eft 2 20 0 C-4131-28 Add suction 131-26 nvaction 125-2 PC egister daiess mancion 120-16 date 1 regnter 2 nstructien 31-00 eg stcrs Read U ALLu dela tlata dvts 02 rstend In the above figure (single-cycle implementation), current instruction is SW S1, 4(S2) (SW: Store Word; current addrss for this instruction is 100 in decimal; S1 and $2 are initially 8). For redundancy, you should write "X" instead of 0 or . You should write the reason for cach question as well. 5. What is the value of RegDst? (1 point) 6. What is the value of RegWrite? (I point) 7. What is the value after sign-extension? 1 point) 8. What is the value of MemRead? (1 point) 9. What is the value of MemtoReg? (1 point) In the above figure, current instruction is ADDI $1. S2, #-1(which is minus l) (ADDI is ADD Immediate; current address for this instruction s 100 in decimal and S2 are initially1). For redundancy, you should write “X', instead of 0 or 1 . You should write the reason for each question as well. 10. What is the value (immediate value) of instruction [15-0)? Write the value in 6-bit binary (1 point) 11. What is the value after sign extension? Write the value in 32-bit binary. (I point) 12. What is the value of Reg Write? (1 point) 13. What is the value of MemtoReg? (1 point) 2/4

Explanation / Answer

import java.util.AbstractSet; import java.util.Arrays; import java.util.Iterator; import java.util.NoSuchElementException; /** * Implementation of an abstract set using an array-based binary tree. This is * used to help teach binary tree's and will have more details explained in * future lectures. * * @author William J. Collins * @author Matthew Hertz * @param Data type (which must be Comparable) of the elements in this tree. */ public class ArrayBinaryTree extends AbstractSet { /** Entry in the data store where the root node can be found. */ private static final int ROOT = 0; /** Array used to store the nodes which consist of this binary tree. */ protected Node[] store; /** Number of elements within the tree. */ protected int size; /** * Initializes this ArrayBinaryTree object to be empty. This creates the array * in which items will be stored. */ @SuppressWarnings("unchecked") public ArrayBinaryTree() { store = new Node[63]; size = 0; } /** * Initializes this ArrayBinaryTree object to contain a shallow copy of a * specified ArrayBinaryTree object. The worstTime(n) is O(n), where n is the * number of elements in the specified ArrayBinaryTree object. * * @param otherTree The tree which will be copied to create our new tree, */ @SuppressWarnings("unchecked") public ArrayBinaryTree(ArrayBinaryTree

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