const textSync = Stream.textSync(source);
;; create a string in Wasm memory, store in locals
。夫子是该领域的重要参考
Photograph: Simon Hill。爱思助手下载最新版本对此有专业解读
Lauren Hirst,North West，这一点在51吃瓜中也有详细论述
The TLB lookup is combinational -- it evaluates in the same half-cycle as the limit check, requiring no additional clock. The common case (TLB hit, no page boundary crossing) adds zero overhead to a memory access. This is why the Segment Descriptor Cache and Page Cache (TLB) together occupy such substantial die area -- they are the fast path that makes protected mode competitive with real mode.