'Innermost loop' presentation slideshows

Chapter 14 Software Testing Techniques

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Software Quality Testing

Software Quality Testing. Presented by: Ritesh Jain Date: 16-Jun-05. Strategies & Methodologies of testing. White Box. Black Box. Testing. Testing. Static. Dynamic. Functional. Structural. (Functionality of the program). (Logic of the Program). Black Box Testing. White Box Testing.

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Chapter 5

Chapter 5. Lists and Loops. Section 5.3. Introduction to Loops: The Do While Loop. A loop is a repeating structure that contains a block of program statements. Introduction. A repetition structure , or loop causes one or more statements to repeat

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Program Control

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Shell Programming

Software Tools. Shell Programming. Shells. A shell can be used in one of two ways: A command interpreter , used interactively A programming language , to write shell scripts (your own custom commands). Shell Scripts.

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Loop Optimization

Loop Optimization . Oct. 2013. Outline. Why loop optimization Common techniques Blocking v s. Unrolling Blocking Example. Why. Loop: main bottleneck especially in Scientific Program(like image processing). Repeated execution: improve a little then Speedup a lot. Definition.

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Register Pressure Guided Unroll-and-Jam

Author: Yin Ma Steven Carr. Register Pressure Guided Unroll-and-Jam. Motivation. In a processor, register sits at the fastest position in the memory hierarchy, but the number of physical registers is very limited.

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Reduction in Strength

Reduction in Strength. CS 480. Our sample calculation. for i := 1 to n for j := 1 to m c [i, j] := 0 for k := 1 to p c[i, j] := c[i, j] + a[i, k] * b[k, j]. Graph rep of our program. Node 1 t1 <- n i <- 1 (implicit goto node 2)

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Register Pressure Guided Unroll-and-Jam

Author: Yin Ma Steven Carr. Register Pressure Guided Unroll-and-Jam. Motivation. In a processor, register sits at the fastest position in the memory hierarchy, but the number of physical registers is very limited.

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Control Structures

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Translator Structure

Translator Structure. Cw Code. AST Structure. Input. Expression BinaryExpression UnaryExpression Declaration Function Statement IfStatement . Lexer Parser. Uses. Intrinsics in Canonical Format. Output: AST. Driver. TranslationUnit. VarDeclaration. FunctionDefinition.

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