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   comp.lang.forth      Forth programmers eat a lot of Bratwurst      117,927 messages   

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   Message 116,295 of 117,927   
   albert@spenarnc.xs4all.nl to Anton Ertl   
   Re: push for memory safe languages -- im   
   11 Mar 24 11:15:56   
   
   In article <2024Mar10.092913@mips.complang.tuwien.ac.at>,   
   Anton Ertl  wrote:   
   >Paul Rubin  writes:   
   >>anton@mips.complang.tuwien.ac.at (Anton Ertl) writes:   
   >>> If implemented well, the slowdown is small in the common case (small   
   >>> integers): E.g., on AMD64 an add, sub, or imul instruction just needs   
   >>> to be followed by a jo which in the usual case is not taken and very   
   >>> predictable.   
   >>   
   >>It might be worse for RISC V.   
   >   
   >It is.  That's a failure of RISC-V.   
      
   As far as I can tell it was a design choice for DEC Alpha and RISC-V.   
   Apparently flags are detrimental to parallelism.   
      
   You can't call that a failure because you don't like it.   
   >   
      
   Groetjes Albert   
   --   
   Don't praise the day before the evening. One swallow doesn't make spring.   
   You must not say "hey" before you have crossed the bridge. Don't sell the   
   hide of the bear until you shot it. Better one bird in the hand than ten in   
   the air. First gain is a cat purring.            - the Wise from Antrim -   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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