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Unformatted text preview: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 253 5.13.2 Store Latency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 255 5.14 Life in the Real World: Performance Improvement Techniques . . . . . . . . . . . . . . . . 260 5.15 Identifying and Eliminating Performance Bottlenecks . . . . . . . . . . . . . . . . . . . . . 261 5.15.1 Program Profiling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 261 5.15.2 Using a Profiler to Guide Optimization . . . . . . . . . . . . . . . . . . . . . . . . 263 5.15.3 Amdahl’s Law . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 266 5.16 Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 267 6 The Memory Hierarchy 6.1 6.1.1 6.1.2 6.1.3 6.2 6.2.1 6.2.2 6.2.3 275 Storage Technologies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 276 Random-Access Memory . . . . . . . . . . . . . . ....
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This note was uploaded on 09/02/2010 for the course ELECTRICAL 360 taught by Professor Schultz during the Spring '10 term at BYU.

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