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Compiler Optimization Techniques - Performance & Optimization | LowLevelCraft

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Performance & Optimization
Compiler Optimization Techniques

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Compiler Optimization Techniques

Understanding what your compiler does for you - and when it doesn't. Learn compiler flags, PGO, LTO, and how to guide the optimizer.

~360 Minutes 8 Challenges

Tasks (8)

Compare -O0 vs -O1 vs -O2 vs -O3 Assembly Output

Use Profile-Guided Optimization (PGO) to Improve Performance

Use Link-Time Optimization (LTO) and Measure Effects

Use likely() and unlikely() Hints with Verify Branch Statistics

Use restrict Pointer to Enable Alias Analysis Optimization

Mark Functions with attribute((hot)) and ((cold))

Remove Vectorization Barriers and Use Compiler Hints

Implement Loop Unrolling and Measure the Speedup