Transcript CS 3843 Computer Organization

CS 3843 Computer Organization
Prof. Qi Tian
Fall 2013
http://www.cs.utsa.edu/~qitian/CS3843/
Today
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Course Syllabus
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Course web page: http://www.cs.utsa.edu/~qitian/CS3843/
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What to cover?
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Lecture notes and slides
– Chapter 2: lecture notes most of time
– Chapter 3 and 4: lecture slides most of time
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Chapter 2.1 Conversion between different numbering systems
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To do list:
– Skim Chapter 1
– Read Chapter 2 through 2.1.10
– Understand how to convert between different numbering systems
What to Cover?
• Chapter 2
– Representing and Manipulating Information
• Chapter 3
– Machine-Level Representation of Programs
• ATT Assembly Language (IA32)
• Chapter 4
– Y86 Instruction Set Architecture
– Logic Design (combinational and sequential
circuits)
Chapter 2 - Representing and Manipulating
Information
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Conversion between different numbering systems
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Binary representation of n-bit word for signed and unsigned integers
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&, |, ^, ~
&&, ||, !
Shift operators (<<, >>A, >>L)
Number representations using different data types (int, short, char, long)
n-bit IEEE floating-point representation
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2’s, 1’s complement and sign/magnitude
Boolean operators and logical operators
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Based R representation and its conversion to decimal
Conversion between decimal, binary, and hexadecimal
Integer and Fraction part
S, M, E, bias, exp (k bits), frac (n bits)
Single precision and double precision
Normalized, denormalized, special values (+/- inf, NAN)
Largest, smallest value
Rounding
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Round-to-even; Round-towards-zero; Round-down, Round-up
Chapter 3 - Machine-Level Representation
of Programs
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Understand all the IA32 assembly instructions,
different operands and memory addressing modes;
Understand assembly codes and write correct
comments;
Understand conditional codes (ZF, SF, OF, and CF)
Identify and correct any mistakes in given assembly
instructions;
Write C codes from the given assembly codes and vice
versa
Trace the register values in given assembly procedure
Chapter 4 – Processor Architecture
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Y86 instruction encodings
Translate object code to assembly code
Translate Y86 instructions to object code
Truth table and basic block diagram of logic gates
(AND, OR, NOT, XOR, NAND, NOR), MUX, ALU, 1bit full adder
Function complete set
Combinational circuits and sequential circuits
SEQ and six basic stages
Trace the processing of the instructions