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Part 3: Optimization Techniques
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Part 3: Optimization Techniques
by Jim Kukunas
Power and Performance
Cover image
Title page
Table of Contents
Copyright
Dedication
Introduction
Performance Apologetic
A Word on Premature Optimization
The Roadmap
Part 1: Background Knowledge
Chapter 1: Early Intel® Architecture
Abstract
1.1 Intel® 8086
1.2 Intel® 8087
1.3 Intel® 80286 and 80287
1.4 Intel® 80386 and 80387
Chapter 2: Intel® Pentium® Processors
Abstract
2.1 Intel® Pentium®
2.2 Intel® Pentium® Pro
2.3 Intel® Pentium® 4
Chapter 3: Intel® Core™ Processors
Abstract
3.1 Intel® Pentium® M
3.2 Second Generation Intel® Core™ Processor Family
Chapter 4: Performance Workflow
Abstract
4.1 Step 0: Defining the Problem
4.2 Step 1: Determine the Source of the Problem
4.3 Step 2: Determine Whether the Bottleneck Can Be Avoided
4.4 Step 3: Design a Reproducible Experiment
4.5 Step 4: Check Upstream
4.6 Step 5: Algorithmic Improvement
4.7 Step 6: Architectural Tuning
4.8 Step 7: Testing
4.9 Step 8: Performance Regression Testing
Chapter 5: Designing Experiments
Abstract
5.1 Choosing a Metric
5.2 Dealing with External Variables
5.3 Timing
5.4 Phoronix Test Suite
Part 2: Monitors
Chapter 6: Introduction to Profiling
Abstract
6.1 PMU
6.2 Top-Down Hierarchical Analysis
Chapter 7: Intel® VTune™ Amplifier XE
Abstract
7.1 Installation and Configuration
7.2 Data Collection and Reporting
Chapter 8: Perf
Abstract
8.1 Event Infrastructure
8.2 Perf Tool
Chapter 9: Ftrace
Abstract
9.1 DebugFS
9.2 Kernel Shark
Chapter 10: GPU Profiling Tools
Abstract
10.1 Traditional Graphics Stack
10.2 buGLe
10.3 Apitrace
Chapter 11: Other Helpful Tools
Abstract
11.1 GNU Profiler
11.2 Gcov
11.3 PowerTOP
11.4 LatencyTOP
11.5 Sysprof
Part 3: Optimization Techniques
Chapter 12: Toolchain Primer
Abstract
12.1 Compiler Flags
12.2 ELF and the x86/x86_64 ABIs
12.3 CPU Dispatch
12.4 Coding Style
12.5 x86 Unleashed
Chapter 13: Branching
Abstract
13.1 Avoiding Branches
13.2 Improving Prediction
Chapter 14: Optimizing Cache Usage
Abstract
14.1 Processor Cache Organization
14.2 Querying Cache Topology
14.3 Prefetch
14.4 Improving Locality
Chapter 15: Exploiting Parallelism
Abstract
15.1 SIMD
Chapter 16: Special Instructions
Abstract
16.1 Intel® Advanced Encryption Standard New Instructions (AES-NI)
16.2 PCLMUL-Packed Carry-Less Multiplication
16.3 CRC32
16.4 SSE4.2 String Functions
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Chapter 11: Other Helpful Tools
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Chapter 12: Toolchain Primer
Part 3
Optimization Techniques
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