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CONSTRUCTING AN ARITHMETIC LOGIC UNIT

CONSTRUCTING AN ARITHMETIC LOGIC UNIT

CHAPTER 4: PART II. CONSTRUCTING AN ARITHMETIC LOGIC UNIT. An ALU (arithmetic logic unit). Let's build a 32-bit ALU to support the and and or instructions we'll just build a 1 bit ALU, and use 32 of them One Implementation (Figure A): Use a mux with AND/OR gates

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548 views • 28 slides
CS 267 Tricks with Trees

CS 267 Tricks with Trees

CS 267 Tricks with Trees. James Demmel www.cs.berkeley.edu/~demmel/cs267_Spr12. Outline. A log n lower bound to compute any function in parallel Reduction and broadcast in O(log n) time Parallel prefix (scan) in O(log n) time Adding two n-bit integers in O(log n) time

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342 views • 23 slides
CS 267 Tricks with Trees

CS 267 Tricks with Trees

CS 267 Tricks with Trees. James Demmel www.cs.berkeley.edu/~demmel/cs267_Spr09. Outline. A log n lower bound to compute any function in parallel Reduction and broadcast in O(log n) time Parallel prefix (scan) in O(log n) time Adding two n-bit integers in O(log n) time

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301 views • 23 slides
4-bit Carry Look Ahead Adder

4-bit Carry Look Ahead Adder

4-bit Carry Look Ahead Adder. Samira Sharma Suneera Sharma Advisor: Dave Parent 12/6/04. Agenda. Abstract Introduction Why Simple Theory Summary of Results Project (Experimental) Details Results Cost Analysis Conclusions. Abstract.

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3.97k views • 22 slides
CS 267 Tricks with Trees

CS 267 Tricks with Trees

CS 267 Tricks with Trees. James Demmel www.cs.berkeley.edu/~demmel/cs267_Spr05. Outline. A log n lower bound to compute any function in parallel Reduction and broadcast in O(log n) time Parallel prefix (scan) in O(log n) time Adding two n-bit integers in O(log n) time

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245 views • 15 slides

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