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Fließkommanzahlen with XPSE - 2

 

funkheld
Hello, good day.

who can me time Please show, How with Fließkommanzahlen worked becomes under XPSE ? How go The variables transfer there and back.

Mul-Div-Add-Sub-Sin-Cos

Thank you.
greeting
 
12/15/13  
 



simply Operators benefit!

Float f=10.0*20.0 - ... very How in XProfan only with the Difference that the Dezimalpunkt not are missing must. means not f=10 separate f=10.0

there's on the XPSE-Hilfeseite too one demonstration if one self...: [...] 
CompileMarkSeparation
//FPU/Fliesskomma selberschreiben:

nProc ArcSin2

    Parameters a!
    //Formel welche unten umgesetzt wird: arctan(a!/Sqrt(-a!*a!+1.0))
    mov eax,addr(a!)
    push eax
    fld qword ptr [eax]
    fmul qword ptr [eax]
    fsubr qword ptr __xeTF_00//__xeTF_00 Konstante für 0.0
    fadd qword ptr __xeTF_01//__xeTF_00 Konstante für 1.0
    fsqrt
    fdivr qword ptr [eax]
    fld1
    fpatan
    pop eax
    fstp qword ptr [eax]
    return a!

endproc

 
07/10/14  
 



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