'Strength reduction' diaporamas de présentation

Induction Variable Analysis with Chains of Recurrences

Induction Variable Analysis with Chains of Recurrences. Brief tutorial on induction variable recognition Past and present methods for IV detection Chains of recurrences: why and how? Analyzing pointer arithmetic in loops Array dependence testing for loop restructuring and vectorization

640 views • 44 slides

616 views • 40 slides

Code Optimization and Performance

665 views • 37 slides

L9 : Low Power DSP

L9 : Low Power DSP. Jun-Dong Cho SungKyunKwan Univ. Dept. of ECE, Vada Lab. http://vada.skku.ac.kr. Low Power DSP. ????? ???? DO-LOOP ?? ????. VSELP Vocoder : 83.4 % 2D 8x8 DCT : 98.3 % LPC computation : 98.0 %. DO-LOOP ? Power Minimization ==> DSP ? Power Minimization.

501 views • 34 slides

Classic Examples of Local and Global Code Optimizations

Local Constant folding Constant combining Strength reduction Constant propagation Common subexpression elimination Backward copy propagation. Global Dead code elimination Constant propagation Forward copy propagation Common subexpression elimination Code motion Loop strength reduction

323 views • 32 slides

Profiling & Code Optimization

451 views • 29 slides

Ti and its Alloys & their Heat Treatments Presented by Professor Ali H. ATAIWI

Ti and its Alloys & their Heat Treatments Presented by Professor Ali H. ATAIWI. Ti and its Alloys. Classification of Ti Alloys. Heat Treating of Titanium and Titanium Alloys

450 views • 27 slides

Code Optimization

Code Optimization. Potential Improvement. Intermediate Form of the Program. Representation of the executable instructions with a sequence of quadruples: operation, op1, op2, result For example:. Intermediate Code. Quadruple Analysis for Code Optimization.

556 views • 25 slides

Soil slope stability analysis combining shear strength reduction and slip line method

Soil slope stability analysis combining shear strength reduction and slip line method. Supervisor: Yongchang Cai Ph.D. candidate: Jie Wu School of Civil Engineering Tongji University, China. Research background.

813 views • 25 slides

Code Tuning Strategies and Techniques

453 views • 24 slides

SOFTWARE DESIGN FOR LOW POWER

SOFTWARE DESIGN FOR LOW POWER . Dr. Elwin chandra monieb. Software Power Issues. Upto 40% of the on-chip power is dissipated on the buses ! System Software : OS, BIOS, Compilers Software can affect energy consumption at various levels Inter-Instruction Effects

352 views • 21 slides

Retargetting of VPO to the tms320c54x - a status report

Retargetting of VPO to the tms320c54x - a status report. Presented by Joshua George Advisor: Dr. Jack Davidson. Status. Register assignment and allocation Common sub-expression elimination Constant propagation/Copy propagation Induction variable elimination Code motion

354 views • 20 slides

Loop Transformations Chapter 14

Loop Transformations Chapter 14. Mooly Sagiv. Outline. Induction-Variable Optimizations Strength Reduction Live Variable Analysis Optimizing array bound checking. Induction Variable Optimizations.

299 views • 18 slides

Advanced Compilers CMPSCI 710 Spring 2003 Basic Loop Optimizations

Advanced Compilers CMPSCI 710 Spring 2003 Basic Loop Optimizations. Emery Berger University of Massachusetts, Amherst. Topics. Last time Optimizations using SSA form Constant propagation & dead code elimination Loop invariant code motion This time Loop optimizations Induction variable

277 views • 16 slides