Pointer compression in Oilpan · V8

Show navigation It is absolutely idiotic to have 64-bit pointers when I compile a program that uses less than 4 gigabytes of RAM. When such pointer values appear inside a struct, they not only waste half the memory, they effectively throw away half of the cache. – Donald Knuth (2008) Truer words have (almost) never been spoken. We also see CPU vendors not actually shipping 64-bit CPUs and Android

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V8 Oilpanでのポインター圧縮でメモリ削減。