Commit 687d77c1 authored by Fabian Bauer's avatar Fabian Bauer
Browse files

creating FIX_1439_SPEEDUP_Copy_Scale_sig_16_32_no_sat_TEST

parent 96bdfba5

lib_com/tools_fx.c

+37 −2
Original line number Diff line number Diff line
@@ -759,14 +759,26 @@ void Copy_Scale_sig_16_32_DEPREC( 
        move32(); /* saturation can occur here */

    }

}

#define FIX_1439_SPEEDUP_Copy_Scale_sig_16_32_no_sat_TEST





#ifdef FIX_1439_SPEEDUP_Copy_Scale_sig_16_32_no_sat_TEST

void Copy_Scale_sig_16_32_no_sat(

    Word16 x[], /* i  : signal to scale input           Qx        */

    Word32 y[], /* o  : scaled signal output            Qx        */

    Word16 lg, /* i  : size of x[]                     Q0        */

    const Word16 exp0 /* i  : exponent: x = round(x << exp)   Qx ?exp  */

    )

#else

void Copy_Scale_sig_16_32_no_sat(

    const Word16 x[], /* i  : signal to scale input           Qx        */

    Word32 y[],       /* o  : scaled signal output            Qx        */

    const Word16 lg,  /* i  : size of x[]                     Q0        */

    const Word16 exp0 /* i  : exponent: x = round(x << exp)   Qx ?exp  */

)

#endif

{



    Word16 i;

    Word32 L_tmp;

#ifdef BASOP_NOGLOB_DECLARE_LOCAL
@@ -795,27 +807,50 @@ void Copy_Scale_sig_16_32_no_sat( 
        return;

    }

#ifdef FIX_1439_SPEEDUP_Copy_Scale_sig_16_32_no_sat

#ifdef FIX_1439_SPEEDUP_Copy_Scale_sig_16_32_no_sat_TEST

    lg = 1;

    for (int i_exp = 0; i_exp < 35; i_exp++)

      {

        for ( short i_x = 0x8000; i_x < 0x7FFF; i_x ++)

          {

            L_tmp = L_shl_o( 1, i_exp - 1, &Overflow );



#else

    L_tmp = L_shl_o( 1, exp0 - 1, &Overflow );

#endif



    IF( L_tmp >= 0x7FFF )

    {

        FOR( i = 0; i < lg; i++ )

        {

#ifdef FIX_1439_SPEEDUP_Copy_Scale_sig_16_32_no_sat_TEST

            x[i] = i_x;

#endif

            // y[i] = L_mult0(x[i], L_tmp);

            y[i] = W_extract_l( W_mult_32_16( L_tmp, x[i] ) );

            move32(); /* saturation can occur here */

        }

        return;

    }

    // ELSE

    ELSE

    {

        Word16 tmp = extract_l( L_tmp );

        FOR( i = 0; i < lg; i++ )

        {

#ifdef FIX_1439_SPEEDUP_Copy_Scale_sig_16_32_no_sat_TEST

            x[i] = i_x;

#endif

            y[i] = L_mult( x[i], tmp );

            move32();

        }

    }

#ifdef FIX_1439_SPEEDUP_Copy_Scale_sig_16_32_no_sat_TEST

    int test = W_extract_l( W_mult_32_16( L_tmp, x[0] ) );



    if ( test != y[0] )

        assert( 0 );

    } //i_x

    } //i_exp

#endif

#else

    L_tmp = L_shl_o( 1, exp0 - 1, &Overflow );

    FOR( i = 0; i < lg; i++ )