On Jul 8, 2004, at 9:29 AM, Paul Prescod wrote: > Michael Hudson wrote: >> Python's VM is currently a stack machine. There are arguments for >> making it a register machine, but if we want to do that, lets go the >> whole hog and not have some kind of half-assed hybrid. > > I'm not really talking about a register machine either. I don't > understand why you would want to copy values from a heap in "main > memory" into a register *still in main memory* to have the bytecodes > operate on them to store to a register and then back to main memory. > > Perhaps we take the CPU analogy too far. Or perhaps there is something > deep I misunderstand. My guess is that register machines are a whole heck of a lot easier to JIT compile to efficient register CPU assembly code (at least on a platform that has more than 4 GPRs :). -bob -------------- next part -------------- A non-text attachment was scrubbed... Name: smime.p7s Type: application/pkcs7-signature Size: 2357 bytes Desc: not available Url : http://mail.python.org/pipermail/python-dev/attachments/20040708/1deb0600/smime-0001.bin
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