循环展开

循环展开，英文中称（Loop unwinding或loop unrolling），是一种牺牲进程的尺寸来加快进程的执行速度的优化方法。可以由进程员完成，也可由编译器自动优化完成。

循环展开最常用来降低循环开销，为具有多个功能单元的处理器提供指令级并行。也有利于指令流水线的调度。

单词	Loop unrolling
释义	Loop unrolling 中文百科循环展开循环展开，英文中称（Loop unwinding或loop unrolling），是一种牺牲进程的尺寸来加快进程的执行速度的优化方法。可以由进程员完成，也可由编译器自动优化完成。循环展开最常用来降低循环开销，为具有多个功能单元的处理器提供指令级并行。也有利于指令流水线的调度。英语百科 Loop unrolling 循环展开 Loop unrolling, also known as loop unwinding, is a loop transformation technique that attempts to optimize a program's execution speed at the expense of its binary size, which is an approach known as the space-time tradeoff. The transformation can be undertaken manually by the programmer or by an optimizing compiler.
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Loop unrolling

循环展开

Loop unrolling 循环展开