 SU.HARDW.PC.CPU (2:5020/299)  SU.HARDW.PC.CPU 
 From : Andrei Andriuc                      2:469/66.29     Fri 02 May 97 18:20 
 Subj : FPU                                                                     

  p Andrey!
    ?
   24 Apr 97, Mike Lupanov ᠫ[a|o]  Andrey Zhukov:

 AZ>>  - , ᪮쪮 ⠪⮢ p   믮 
 AZ>> FPU?   뫮- p᭮ 㧭   ᠬ p K5/K6/Cyrix...

 ML> H 686 p⠪⮢  p  ,  () p 
 ML> ᪮ ᠩ  PDF-p.

                                                       Clock Count
                                                 Pentium       Cyrix 6x86

 F2XM1- ᫨ 2^x-1                            13-57         92-108
 FABS - ᮫⭮ 祭                        1             2
 FADD/FADDP - ᫮                             3/1           4-9
 FIADD -楫᫥ ᫮                     7/4           8-14
 FBLD - p㧨 筮-筮               48-58         41-45
 FILD - p㧨 楫                            3/1           4-8
 FLD - p㧨 ⢥                      1             2
 FLDZ - p㧨 ⠭ + 0.0                  2/2           4
 FLD1 - p㧨 ⠭ +1.0                   2/2           4
 FST/FSTP(m32real,m64real) -p ⢥ 2             2
 FST/FSTP(ST(i))- . .    ⥪     1             2
 FIST/FISTP -p 楫                       6             7-13
 FBSTP - p   祭  ⥪       148-154       57-63
 FCHS -                                1             2
 FDIV/FDIVP/FDIVR -                         39-42         24-34
 FCOM/FCOMP/FCOMPP - p ⢥         4/1           4
 FICOM/FICOMP- p 楫                      8/4           9-10
 FMUL/FMULP -㬭                             3/1           4-9
 FIMUL - 楫᫥ 㬭                   7/4           8-11
 FSUB/FSUBP/FSUBR/FSUBRP - ⠭               3/1           4-9
 FISUB/FISUBR - 楫᫥ ⠭            7/4           14-29
 FCOS  - ᨭ                                   18-124        92-141
 FSIN  - ᨭ                                    16-126        76-140
 FPTAN -  ⠭                         17-173       117-129
 FPATAN -  p⠭                     13-173       97-161
 FSINCOS - ᨭ  ᨭ                         17-137       145-161
 FPREM- 宦 筮 ⪠     16-64        82-91
 FRNDINT -p㣫  楫                       9-20         10-20
 FXCH -  ᮤp pp               1            3
 ***   ,  㬠  FXCH   
      ⠪,᫨ p  ⮨ fadd,fsub,fmul,fdiv,ftst,fld.
     ⭠   .***
 FSQRT -p p                          70           59-60
 FYL2X -᫨ y*log2 X                         22-111      145-154
 FUCOM/FUCOMP/FUCOMPP - p
                        㯮p冷 .     4/1         4
 FSTSW - p ᫮ ﭨ FPU              2-3         5
 FLDCW -p㧨 p饥 ᫮                7           4

 p , Andrei.

--- SAM'ed 0.10b  (free with TERMINATOR 2)
 * Origin: Charter member, QWKaholics anonymous. (2:469/66.29)


