From: alex@nospicedham.rivadpm.com   
      
   On 18-Sep-19 23:47, Robert Prins wrote:   
   > On 2019-09-18 17:19, Ruud Baltissen wrote:> Hallo Bart,   
   >  >   
   >  >> Do these machines also have an 8087? That would help!   
   >  >   
   >  > Some do. But that means some don't and thus we either need to emulate   
   > 8087   
   >  > instructions or need to replace them with 8088 ones.   
   >  >   
   >  >> Otherwise, a software library operating to modern standards, and   
   > working   
   >  >> with 64-bit IEEE, sounds like it's going be rather slow.   
   >  >   
   >  > For the moment I would be happy with a 16-bits library.   
   >   
   > Borland/Turbo Pascal came with an x87 emulator in the RTL. A long time   
   > ago I   
   > disassembled it, and included it in the archive. Look for, long wrapping   
   > URL:   
   >   
   >    
   >   
   > Virtually uncommented raw disassembly in EM86.ASM. I also think that the   
   > emulation wasn't complete.   
   >   
   > Robert   
      
   Try 8087.asm or m8087.asm   
   http://annex.retroarchive.org/cdrom/psl-v2n6//PRGMMING/DOS/ASM/index.html   
      
   --   
   Alex   
      
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