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> > The table size is variable - between 2 and 6 32- or 64-bit words, where > 2-3 is the common case.  This means Chris's trick of adjusting the pointer > by a fixed amount to point directly to the code doesn't work unless we pad > the table to the worst-case size all the time, which wastes a lot of > space. > Well... but you can surely emit the size of table as an

> > Since the jmp is a fixed 2 bytes (0xEB, tablesize), all references to > the table can still be done with trivial pc/RIP-relative addressing within > the closure, and you just need one pointer for both the table and the > closure data. > Only if tablesize fits in 127 bytes. Otherwise it will use 0xE9-based > encoding which is larger. The table size is variable - between 2