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3 docs tagged with "alignment"

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Alignment and offsetof

Alignment ensures data is placed at memory addresses divisible by its size, improving CPU access speed. Padding fills gaps to maintain alignment.

Memory Alignment

Data arranged at addresses that are multiples of its size. Required for correctness on some architectures, critical for performance on all.

Padding and offsetof

Padding bytes align struct members to hardware requirements. offsetof macro queries member positions. Understanding both optimizes memory usage and enables low-level memory manipulation.