第3章：硬件的“契约“：程序员必须懂的CPU与内存

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3.1 现代CPU流水线、超标量与乱序执行

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3.2 分支预测的诅咒：为何if-else会影响性能？

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3.2.1 案例：排序数组与未排序数组的遍历速度差异

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3.2.2 编写可预测的代码：模式与技巧

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3.3 CPU缓存层次结构：L1/L2/L3 Cache 的工作原理

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3.3.1 缓存行 (Cache Line) 与伪共享 (False Sharing) 的陷阱

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3.3.2 数据局部性原理：时间和空间的艺术

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3.4 内存模型与内存屏障 (Memory Barriers)

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3.5 .NET与硬件：JIT编译概览

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本章总结

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思考题

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实践练习

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第4章：类型系统——值类型与引用类型的性能奥秘