Commit 05e1cfa4 authored by Fabian Bauer's avatar Fabian Bauer
Browse files

cleanup Sqrt32_NewtonRaphson

parent bfabdcea

lib_rend/ivas_orient_trk_fx.c

+4 −7
Original line number Diff line number Diff line
@@ -71,8 +71,8 @@ 
static Word32 Sqrt32_NewtonRaphson( Word32 mantissa, Word16 * e, Word16 n )

{

    /*higher precission by Newton-Raphson iterations*/

    Word32 result_fx_0, result_fx_1;

    Word16 result_fx_e, result_fx_0_e, result_fx_1_e;

    Word32 result_fx_0;

    Word16 result_fx_e, result_fx_0_e;

    Word32 tmp;

    Word16 scale;
@@ -85,11 +85,8 @@ static Word32 Sqrt32_NewtonRaphson( Word32 mantissa, Word16 * e, Word16 n ) 
    {

        tmp = BASOP_Util_Divide3232_Scale_newton( mantissa, result_fx_0, &scale );

        tmp = BASOP_Util_Add_Mant32Exp( tmp, add( sub( result_fx_e, result_fx_0_e ), scale ), result_fx_0, result_fx_0_e, &scale );

        result_fx_1 = tmp;

        result_fx_1_e = sub( scale, 1 );



        result_fx_0 = result_fx_1;

        result_fx_0_e = result_fx_1_e;

        result_fx_0 = tmp;

        result_fx_0_e = sub( scale, 1 );

    }

    *e = result_fx_0_e;

    return result_fx_0;