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Annotation of coherent/b/lib/libm/i8087/hypot87.m, revision 1.1

1.1     ! root        1: //////////
        !             2: / libm 8087
        !             3: / cabs(z), hypot(x, y)
        !             4: //////////
        !             5: 
        !             6: #include "larges.h"
        !             7: #include "ifno8087.h"
        !             8: 
        !             9:        .globl  cabs_
        !            10:        .globl  hypot_
        !            11: 
        !            12: //////////
        !            13: / double
        !            14: / cabs(z)
        !            15: / CPX z;
        !            16: /
        !            17: / hypot(x, y)
        !            18: / double x, y;
        !            19: //////////
        !            20: 
        !            21: x      =       RASIZE          / x arg offset
        !            22: y      =       RASIZE+8        / y arg offset
        !            23: 
        !            24: cabs_:
        !            25: hypot_:
        !            26:        ifno8087(_cabs_)
        !            27:        mov     bx, sp
        !            28: 
        !            29:        fdld    Pss x(bx)       / x
        !            30:        fmul    st, st          / x*x
        !            31:        fdld    Pss y(bx)       / y, x*x
        !            32:        fmul    st, st          / y*y, x*x
        !            33:        fadd                    / x*x + y*y
        !            34:        fsqrt                   / result = sqrt(x*x + y*y)
        !            35: 
        !            36:        Gret

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