Lecture Notes for Computer Architecture II - St. Cloud State University

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1. What do you mean by pipelining? Represent the 5 stage pipeline execution of the instructions lw $10 20($1) sub $11 $2 $3 Page | 218 2. Illustrate the 5 stage pipeline execution of instructions add $10 $1 $2 sub $3 $10 $4 3. Illustrate the 5 stage pipeline execution of instructions lw $2 20($1) sub $4 $2 $3
4. Show the pipeline execution of following program. sub $2, $1, $3 and $12, $2, $5 or $13, $6, $2 add $14, $2, $2 sw $15, 100($2) Page | 219 5. Show how to improve the per<strong>for</strong>mance of following code sequences. 5.1 Add $4 $5 $6 Beq $1 $2 40 Lw $3 300($0) 5.2 Lw $t0 0($t1) Lw $t2 4 ($t1) Sw $t2 0($t1) Sw $t0 4($t1)
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Page | 1 Lecture Notes for Computer
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knowledge given in the book chapter
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CS 320 SCHEDULE (tentative) Week Wh
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6. Project reports - Presentation C
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9. Course policies: 1) Satisfactory
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Size - keep shrinking 1994 124mm 2
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Families of different models - Inte
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Super Computers CRAY - 1 st vector
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Fastest super computers November 20
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Class Activity - 2. Trace the conte
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TUTOR 1.32:> PHYSICAL ADDRESS=00002
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Class Activity 3 - Study of instruc
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Class Activity 4 - Study of instruc
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Performance Improvement at Instruct
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5. Register indirect addressing mod
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High Level Language Statements Ass
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Lecture 7 Data transfer memory reg
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Problem Translate HLL statement A[
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More MIPS instructions jump j jr $S
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Problem Translate the following Whi
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Problem Translate the following exp
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Problem Translate the following exp
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Lecture 10 Translation of High Leve
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Translation of Procedures Problem H
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Example Write the MIPS code to comp
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Program Counter -relative op rs rt
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Example Opcode always 1 byte Memory
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Lecture 13 Enhancing Performance at
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Number Systems Numbers + ve numbers
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Example: Design a one bit ALU with
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Lecture 14 - Performance Improvemen
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Design of Adders c 1 a n , ..., a 1
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Carry lookahead adder Problem with
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Another look at CLA xi + yi = Pi xi
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4-bit CLA Page | 75 generates C3 ge
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Lecture 15 Performance Improvement
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Example 981 X 1234 0981 X 1234 mult
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Example Consider the multiplication
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2 nd version Reduce cost by reducin
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4th step 4 bits registers 0010 4 bi
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0010 ADDER Page | 87 0001 0010 ADDE
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2's complement of m'cand 1111110101
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0010 ADDER Page | 91 1111 0001 1 no
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Lecture 16 - Performance Improvemen
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Hardware units needed to perform th
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Step 1 Rem = Rem - Divisor ( this t
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5th step Rem = Rem - Divisor Now Re
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2nd step Shift remainder left Rem =
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3 rd version of Division algorithm
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Step 3 Rem = Rem - Div Rem > 0 Shif
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Normalized Form keeps one digit lef
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Let us consider the addition of two
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Control path Inputs Exponent differ
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Lecture 19 Architectures for Crypto
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1. Following pseudo code represents
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Find 7 36 mod 11 using right to lef
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Lecture 20 - Performance Chapter -
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total amount of work done in a give
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Question 4 Assuming the CPI for pro
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Question 9 Yet another user has the
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Question 12 Assuming the CPI values
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Use C2 CPI on M1 = 4*0.3+6*0.2+8*0.
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Question 15 We are interested in tw
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Question 18 You are the lead design
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Arithmetic Logic unit Register file
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Lecture 22 - Processor Design - Dat
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Example Design the data path to fet
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Now combine two functional units to
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Lecture 23 Processor Design - Data
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Example : - Design DataPath for SW
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Processor Design - Data path for R&
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Example : - Implement R+ I +J Forma
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31 26 0 4 control signals EX/Addres
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Draw the logic circuit _ _ _ _ _ _
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Single cycle implementation of the
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from Aluop B from output PC Data Ad
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Lecture 27 High level view of the F
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0 Page | 161 1 2 3 5 4 0 - MemRead
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FSM Controller for lw/sw 6 states 0
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Lecture 28 R-type instruction conti
Page 167 and 168: Branch Instruction Fetch Page | 167
Page 169 and 170: Jump Inst Fetch Page | 169 Inst dec
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Page 173 and 174: 0 1 Page | 173 2 6 8 9 3 5 7 4 op 0
Page 175 and 176: NS0 = 1 + 3 + 5 + 7 + 9 NS1 = 2 + 3
Page 177 and 178: Lecture 30 Microprogramming - FSM c
Page 179 and 180: - Microinstruction placed in a ROM
Page 181 and 182: - In multicycle design - assume tha
Page 183 and 184: Multi-cycle implementation of the M
Page 185 and 186: 2.5 Draw the functional units neces
Page 187 and 188: 2.9 The instruction, addi (add imme
Page 189 and 190: Problems with pipelining Hazards Da
Page 191 and 192: Ex: Represent the 5 stage pipeline
Page 193 and 194: Example Represent the 5 stage pipel
Page 195 and 196: Example: Find the size of each pipe
Page 197 and 198: Pipelined control path - Single cyc
Page 199 and 200: Control signals with instructions E
Page 201 and 202: Ex: Show the control signals genera
Page 203 and 204: Ex: Show the control signals genera
Page 205 and 206: Lecture 33 Forwarding Unit Design E
Page 207 and 208: Example: Illustrate the forwarding
Page 209 and 210: Design a Forwarding unit to integra
Page 211 and 212: Ex: Forwarding with 2 inst. (1) add
Page 213 and 214: Lecture 34 Data hazard and stalls F
Page 215 and 216: Tomasulo • Lasting Contributions
Page 217: Tomasulo Organization Page | 217
Page 221 and 222: 7. Illustrate the pipelined data pa
Page 223 and 224: 11. Reorder the following instructi
Page 225 and 226: 15. Design the forwarding unit for
Page 227 and 228: Temporal locality Low Data Accessin
Page 229 and 230: Associative mapping More flexible m
Page 231 and 232: Problems 1. Here is a series of add
Page 233 and 234: 6. What are the miss rate of the fo
Page 235 and 236: Installation and Usage of Maxplus I
Page 237 and 238: intend to read registers this instr
Page 239 and 240: Tomasulo hardware algorithm From Wi
Page 241: When all operands are available o I
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Lecture Notes for Computer Architecture II - St. Cloud State University

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