Commit 86520445 authored by Fabian Bauer's avatar Fabian Bauer Committed by Sandesh Venkatesh
Browse files

activate SPEEDUP 07 small version

parent 03b77f5c

lib_rend/ivas_dirac_dec_binaural_functions_fx.c

+13 −7
Original line number Diff line number Diff line
@@ -52,8 +52,8 @@ 
//#define FIX_1326_SPEEDUP_04 // speedup eig2x2_fx //  .2 WMOPS

//#define FIX_1326_SPEEDUP_05 // div->sqrt =>isqrt // 3.5 WMOPS //Quite bad diffs

//#define FIX_1326_SPEEDUP_06 // div->sqrt =>isqrt // 3.0 WMOPS  //Quite bad diffs

//#define FIX_1326_SPEEDUP_07 // div->sqrt =>isqrt // 2.8 WMOPS //Big DIffs

#define FIX_1326_SPEEDUP_08 // "-"               // 3.0 WMOPS //small diffs!

#define FIX_1326_SPEEDUP_07 // div->sqrt =>isqrt // 2.8 WMOPS //Big DIffs , no replacement of divSqrt

#define FIX_1326_SPEEDUP_08 // "-"               // 3.0 WMOPS //small diffs, PIPELINE GREEN!

Word16 slot_fx[4] = { 32767, 16384, 10922, 8192 };



/*-------------------------------------------------------------------------
@@ -4746,12 +4746,18 @@ static void formulate2x2MixingMatrix_fx( 
    }

    ELSE

    {

#if 1 //old code

        push_wmops( "formulate2x2MixingMatrix Division" );

        temp = BASOP_Util_Divide3232_Scale_cadence( ONE_IN_Q30, D_fx[0], &exp );

        exp = sub( exp, sub( Q30, q_D ) );

        pop_wmops(); /*push_wmops( "formulate2x2MixingMatrix Division" )*/

        div_fx[0] = Sqrt32( temp, &exp ); // Q = 31 - exp

        move32();

#else

        exp = sub(31, q_D);

        div_fx[0] = ISqrt32( D_fx[0], &exp );

        // temp = BASOP_Util_Divide3232_Scale_cadence( ONE_IN_Q30, D_fx[0], &exp );

        // exp = sub( exp, sub( Q30, q_D ) );

        // div_fx[0] = Sqrt32( temp, &exp ); // Q = 31 - exp

        div_fx[0] = ISqrt32_2( D_fx[0], &exp );

        move32();

#endif 

    }

#else

    IF( D_fx[0] == 0 )