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Power Aware Program Transformations

20th Oct. 2008. CSV881: Low Power Design. 2. Outline. IIR ExampleOperation reductionOperation substitutionSwitching activity reductionPower aware scheduling and bindingCustom FU identification and synthesis. 20th Oct. 2008. CSV881: Low Power Design. 3. Program Transformations. Program Tra

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Power Aware Program Transformations

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    1. 20th Oct. 2008 CSV881: Low Power Design 1 Power Aware Program Transformations M. Balakrishnan

    2. 20th Oct. 2008 CSV881: Low Power Design 2 Outline IIR Example Operation reduction Operation substitution Switching activity reduction Power aware scheduling and binding Custom FU identification and synthesis

    3. 20th Oct. 2008 CSV881: Low Power Design 3 Program Transformations Program Transformations are changes to computational structure that does not change the input-out behavior of the program Nature and type of computational modules Their interconnections Sequencing of operations Chandrakasan[1] addressed this for the first time

    4. 20th Oct. 2008 CSV881: Low Power Design 4 IIR Example IIR Filter y(n) = x(n) + A*y(n-1)

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