Date: Fri, 25 Oct 1996 16:35:46 -0400 From: James da Silva <jds@TracerTech.COM> To: Nate Williams <nate@mt.sri.com> Cc: hackers@FreeBSD.ORG Subject: Re: DOS emulation (was Re: Networking in PCEMU (1/2)) Message-ID: <199610252035.QAA09769@lex.tracertech.com>
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Hi Nate, > > > Once _that_ works, we can do some _serious_ DOS emulation. > > > > Which only works on Intel platforms. 8-(. > > Yep. To expect more than that is foolishness. Insignia software has > spents *millions* of dollars on their x86 emulation software, and it > still isn't very impressive. Expecting that a single-individual or > group of individuals could produce something that is even on par with > their product is silly. The commercial Unix vendors have spent *millions* of dollars on their Unix OSes. Expecting that a group of individuals could produce something that is even on par with their OS products is silly. :-) > You'd have better luck building 'translator' code that changes the x86 > opcodes into native instructions on each platform, which DEC and IBM > have done. How about JIT translation of frequently-executed code from within the emulator? Does Insignia do that? Jaime ............................................................................... : jds@tracertech.com / Tracer Technologies, Inc. \ Stand on my shoulders, : : James da Silva / Mass Storage Software Solutions \ not on my toes. :
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