Article View: comp.arch
Article #11021Re: Registerless processor
From: Othman Ahmad
Date: Tue, 17 Nov 1992 04:29
Date: Tue, 17 Nov 1992 04:29
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Darren R. Davis (drdavis@u.cc.utah.edu) wrote: : I have been pondering an idea for a machine architecture. A processor : that has no registers. I am familiar with some architectures that have : done this. My twist on this theme is to have a very large cache on chip : for memory locations (effectivelly becoming registers). This goes : against the RISC idea of having very large register sets with load store : instructions. This machine would just reference memory, and the most : common addresses becoming cached internally to the processor giving very : fast access. Does anyone know of such a machine, and what are your : thoughts on this kind of architecture. I envision the cache being I have been thinking about this for some time now. First, you have broken the law as stated by H&P book. The major problem that you have to face is the large number of address bits, required to access your data. 32-bit per operand is rather large. To solve this you have 2 choices: i) stacks, ii) data compression, -- Othman bin Ahmad, School of EEE, Nanyang Technological University, Singapore 2263. Internet Email: eoahmad@ntuix.ntu.ac.sg Bitnet Email: eoahmad@ntuvax.bitnet
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Newsgroups: comp.arch Path: arc1-ca.pugleaf.net!sparky!uunet!cis.ohio-state.edu!zaphod.mps.ohio-state.edu!cs.utexas.edu!qt.cs.utexas.edu!yale.edu!jvnc.net!nuscc!ntuix!eoahmad From: eoahmad@ntuix.ntu.ac.sg (Othman Ahmad) Subject: Re: Registerless processor Message-ID: <1992Nov17.042935.1962@ntuix.ntu.ac.sg> Organization: Nanyang Technological University - Singapore X-Newsreader: TIN [version 1.1 PL6] References: <1992Nov13.181654.11692@fcom.cc.utah.edu> Date: Tue, 17 Nov 1992 04:29:35 GMT Lines: 28