diff --git a/lib_com/bitstream_fx.c b/lib_com/bitstream_fx.c
index cf40862d30c78aeba8a6a3c00968fa2d10622384..219decc81f56459e3781ae42c3e834d4a8f8237e 100644
--- a/lib_com/bitstream_fx.c
+++ b/lib_com/bitstream_fx.c
@@ -2757,4 +2757,19 @@ void evs_dec_previewFrame(
 	}
 }
 
+void dtx_read_padding_bits_fx(
+    DEC_CORE_HANDLE st,
+    const Word16 num_bits )
+{
+    /* TODO: temporary hack, need to decide what to do with core-coder bitrate */
+    Word32 tmp;
+
+    tmp = st->total_brate;
+    move32();
+    st->total_brate = L_add( st->total_brate, L_mult0( num_bits, FRAMES_PER_SEC ) );
+    get_next_indice_fx( st, num_bits );
+    st->total_brate = tmp;
+    move32();
 
+    return;
+}
diff --git a/lib_com/fd_cng_com.c b/lib_com/fd_cng_com.c
index a48c9045ca3cfdba598487513d59b62b2776d395..feb57e73f9f0519f24477da30bc91d32b15c1bc7 100644
--- a/lib_com/fd_cng_com.c
+++ b/lib_com/fd_cng_com.c
@@ -1048,6 +1048,8 @@ void SynthesisSTFT_fx(
     // preemph(buf + 1, PREEMPH_FAC_FLT, M + hFdCngCom->frameSize, &tmp);
     preemph_ivas_fx( buf_fx + 1, PREEMPH_FAC, M + hFdCngCom->frameSize, &tmp_fx );
     // residu(hFdCngCom->A_cng_flt, M, buf + 1 + M, hFdCngCom->exc_cng_flt, hFdCngCom->frameSize);
+
+    floatToFixed_arr( hFdCngCom->A_cng_flt, hFdCngCom->A_cng, Q13, M + 1 );
     residu_ivas_fx( hFdCngCom->A_cng, Q13, M, buf_fx + 1 + M, hFdCngCom->exc_cng_32fx, hFdCngCom->frameSize );
     for ( i = 0; i < hFdCngCom->frameSize; i++ )
     {
diff --git a/lib_com/ivas_prot_fx.h b/lib_com/ivas_prot_fx.h
index e0e873bdadcee251fbedc34928c5a5c527d9bb02..a457cc575295af4c95c92b3b0e46a7b4a7af6fea 100644
--- a/lib_com/ivas_prot_fx.h
+++ b/lib_com/ivas_prot_fx.h
@@ -1111,6 +1111,19 @@ ivas_error ivas_dirac_config_fx(
     void *st_ivas,        /* i/o: IVAS encoder/decoder state structure  */
     const Word16 enc_dec /* i  : encoder or decoder flag               */
 );
+
+void dtx_read_padding_bits_fx(
+    DEC_CORE_HANDLE st,
+    const Word16 num_bits );
+
+void FdCngDecodeMDCTStereoSID_fx(
+    CPE_DEC_HANDLE hCPE /* i/o: CPE decoder state structure     */
+);
+
+void FdCngDecodeDiracMDCTStereoSID_fx(
+    CPE_DEC_HANDLE hCPE /* i/o: CPE decoder state structure     */
+);
+
 #endif
 
 
diff --git a/lib_com/lsf_tools.c b/lib_com/lsf_tools.c
index 93d1c25379e27b6bcdc339ee7c7b45b999c9ec8a..536685917a8973daf045d5c077b098ca19ac338e 100644
--- a/lib_com/lsf_tools.c
+++ b/lib_com/lsf_tools.c
@@ -2316,6 +2316,11 @@ void msvq_dec_fx(
         {
             assert( start == 0 );
             dec_FDCNG_MSVQ_stage1_fx( Idx[0], N, invTrfMatrix, IDCT_T2_XX_24, uq, uq_ind ); /* IDCT_T2 N=24 used for all synthesis  */
+            FOR( Word16 k = 0; k < N; k++ )
+            {
+                uq[k] = L_shr( uq[k], guard_bits );
+                move32();
+            }
         }
         ELSE
         {
diff --git a/lib_com/rom_com.c b/lib_com/rom_com.c
index d920b76e484b3d372dd00a42a15f14e0dd139bbe..272b1ab58e65329f2b1d6baac129a687edf28b54 100644
--- a/lib_com/rom_com.c
+++ b/lib_com/rom_com.c
@@ -12920,6 +12920,10 @@ const Word16 * const cdk_37bits[] = { cdk_37bits_1_fx, cdk_37bits_2_fx, cdk_37bi
                                       cdk_37bits_5_fx, cdk_37bits_6_fx
 };
 
+const Word16 * const ivas_cdk_37bits_fx[] = { NULL, cdk_37bits_2_fx, cdk_37bits_3_fx, cdk_37bits_4_fx,
+                                              cdk_37bits_5_fx, cdk_37bits_6_fx
+};
+
 /* Sine tables for FFT */
 /* for (j=0; j<hs->fftlen/2+1; j++) hs->fftSineTab[j] = (float)sin(2.0*EVS_PI*j/hs->fftlen); */
 
diff --git a/lib_com/rom_com.h b/lib_com/rom_com.h
index 36bd729de73dcea12a468a8ddd2934750d883f72..ea47e0b23ffd3b4501ec24c331fbdc804f405bc3 100644
--- a/lib_com/rom_com.h
+++ b/lib_com/rom_com.h
@@ -1688,6 +1688,7 @@ extern const int16_t bits_37bits[FD_CNG_stages_37bits];
 extern const float *const cdk_37bits_flt[];
 extern const float *const cdk_37bits_ivas[];
 extern Word16 const * const cdk_37bits[];
+extern Word16 const * const ivas_cdk_37bits_fx[];
 extern const float fftSineTab640[321];
 extern const Word16 fftSineTab640_fx[321];
 
diff --git a/lib_dec/fd_cng_dec.c b/lib_dec/fd_cng_dec.c
index bb1283be1f203638940a37a12e7018df51a3d279..dd088725ff17b202f6b2e8996a693863b5ac5aa4 100644
--- a/lib_dec/fd_cng_dec.c
+++ b/lib_dec/fd_cng_dec.c
@@ -45,6 +45,7 @@
 #include "ivas_prot.h"
 #include "ivas_rom_dec.h"
 #include "ivas_rom_com_fx.h"
+#include "prot_fx1.h"
 #include "prot_fx2.h"
 #include "ivas_prot_fx.h"
 
@@ -59,6 +60,14 @@
 #define CNA_ACT_DN_FACT            0.7 /* downward updating factor for CNA during active frames */
 #define FIRST_CNA_NOISE_UPD_FRAMES 5   /* minimum number of CN initialization frames */
 #define LOG_10_BASE_2              1783446566 /* Q29 */
+#ifdef IVAS_FLOAT_FIXED
+#define GAIN_Q_OFFSET_IVAS_FX        45
+#define LOG_10_BASE_2_BY_10_Q31      713378606
+#define TWO_BY_THREE_Q31             1431655765
+#define ONE_BY_FRAMES_PER_SEC_Q15    656
+#define NB_LAST_BAND_SCALE_Q31       1717986918
+#define SWB_13k2_LAST_BAND_SCALE_Q31 1717986918
+#endif
 
 /*-------------------------------------------------------------------
  * Local fucntions declarations
@@ -2575,6 +2584,161 @@ void generate_masking_noise_dirac_fx(
  *
  *-------------------------------------------------------------------*/
 
+#ifdef IVAS_FLOAT_FIXED
+void FdCngDecodeMDCTStereoSID_fx(
+    CPE_DEC_HANDLE hCPE /* i/o: CPE decoder state structure     */
+)
+{
+    DEC_CORE_HANDLE sts[CPE_CHANNELS];
+    HANDLE_FD_CNG_COM hFdCngCom;
+    Word32 *ms_ptr_fx[CPE_CHANNELS];
+    Word32 *lr_ptr_fx[CPE_CHANNELS];
+    Word32 logNoiseEst_fx[CPE_CHANNELS][NPART];
+    Word32 gain_fx[CPE_CHANNELS];
+    Word16 indices[FD_CNG_stages_37bits];
+    Word16 N, i, ch, p, stages;
+    Word16 is_out_ms;
+    Word32 *invTrfMatrix_fx;
+    Word32 tmpRAM_fx[FDCNG_VQ_MAX_LEN][FDCNG_VQ_DCT_MAXTRUNC];
+    Word16 shift, exp_diff, max_exp_idx;
+    Word16 exp_arr[NPART];
+    Word32 tmp32, tmp32_arr[NPART];
+
+    invTrfMatrix_fx = (Word32 *) tmpRAM_fx;
+    create_IDCT_N_Matrix_fx( invTrfMatrix_fx, FDCNG_VQ_MAX_LEN, FDCNG_VQ_DCT_MAXTRUNC, sizeof( tmpRAM_fx ) / ( sizeof( Word32 ) ) ); // Q31
+
+    is_out_ms = 0;
+    move16();
+    IF( hCPE->hCoreCoder[0]->cng_sba_flag )
+    {
+        is_out_ms = 1;
+        move16();
+    }
+
+    N = 0; /* to avoid compilation warning */
+    move16();
+
+    FOR( ch = 0; ch < CPE_CHANNELS; ch++ )
+    {
+        sts[ch] = hCPE->hCoreCoder[ch];
+        ms_ptr_fx[ch] = &logNoiseEst_fx[ch][0];
+        lr_ptr_fx[ch] = &sts[ch]->hFdCngDec->hFdCngCom->sidNoiseEst[0];
+    }
+
+    /* decode noise shapes and gains */
+    FOR( ch = 0; ch < CPE_CHANNELS; ch++ )
+    {
+        sts[ch] = hCPE->hCoreCoder[ch];
+        hFdCngCom = ( sts[ch]->hFdCngDec )->hFdCngCom;
+        N = hFdCngCom->npart;
+        move16();
+        hFdCngCom->sid_frame_counter++;
+
+        IF( ch )
+        {
+            stages = FD_CNG_JOINT_stages_25bits;
+            move16();
+        }
+        ELSE
+        {
+            stages = FD_CNG_stages_37bits;
+            move16();
+        }
+
+        /* read bitstream */
+        FOR( i = 0; i < stages; i++ )
+        {
+            indices[i] = get_next_indice_fx( sts[ch], bits_37bits[i] );
+            move16();
+        }
+        {
+            gain_fx[ch] = Mpy_32_32( L_shl( L_sub( get_next_indice_fx( sts[ch], 7 ), GAIN_Q_OFFSET_IVAS_FX ), Q20 ), TWO_BY_THREE_Q31 /* 2/3 in Q31 */ ); // Q20
+            move32();
+        }
+
+        /* MSVQ decoder */
+        shift = find_guarded_bits_fx( N );
+        msvq_dec_fx( ivas_cdk_37bits_fx, NULL, NULL, stages, N, FD_CNG_maxN_37bits, indices, 1, invTrfMatrix_fx, ms_ptr_fx[ch], NULL, 7 ); // Q20 - shift
+
+        Scale_sig32( ms_ptr_fx[ch], N, shift ); // Q20
+    }
+
+    dtx_read_padding_bits_fx( sts[1], mult( sub( IVAS_SID_5k2, 4400 ), ONE_BY_FRAMES_PER_SEC_Q15 ) );
+
+    IF( sts[0]->hFdCngDec->hFdCngCom->no_side_flag )
+    {
+        set32_fx( ms_ptr_fx[1], 0, NPART );
+    }
+
+    IF( EQ_16( is_out_ms, 0 ) )
+    {
+        inverseMS_fx( N, ms_ptr_fx[0], ms_ptr_fx[1], ONE_IN_Q31 );
+    }
+
+    FOR( ch = 0; ch < CPE_CHANNELS; ch++ )
+    {
+        max_exp_idx = 0;
+        move16();
+        hFdCngCom = sts[ch]->hFdCngDec->hFdCngCom;
+        FOR( p = 0; p < N; p++ )
+        {
+            tmp32 = L_add( ms_ptr_fx[ch][p], gain_fx[ch] ); // Q20
+            tmp32_arr[p] = BASOP_util_Pow2( Mpy_32_32( tmp32, LOG_10_BASE_2_BY_10_Q31 ), Q11, &exp_arr[p] );
+            move32();
+            IF( LT_16( exp_arr[max_exp_idx], exp_arr[p] ) )
+            {
+                max_exp_idx = p;
+                move16();
+            }
+        }
+
+        // Bringing in same exponent
+        FOR( p = 0; p < N; p++ )
+        {
+            lr_ptr_fx[ch][p] = L_shl( tmp32_arr[p], ( exp_arr[p] - exp_arr[max_exp_idx] ) );
+            move32();
+        }
+
+        hFdCngCom->sidNoiseEstExp = exp_arr[max_exp_idx];
+        move16();
+
+        scalebands( hFdCngCom->sidNoiseEst, hFdCngCom->part, hFdCngCom->npart, hFdCngCom->midband, hFdCngCom->nFFTpart, hFdCngCom->stopBand - hFdCngCom->startBand, hFdCngCom->cngNoiseLevel, 1 );
+
+        hFdCngCom->cngNoiseLevelExp = hFdCngCom->sidNoiseEstExp;
+        move16();
+
+        lpc_from_spectrum( hFdCngCom, hFdCngCom->startBand, hFdCngCom->stopFFTbin, sts[ch]->preemph_fac );
+    }
+
+    test();
+    IF( EQ_16( hCPE->nchan_out, 1 ) && LE_32( hCPE->last_element_brate, IVAS_SID_5k2 ) )
+    {
+        /* create proper M noise shape in channel zero after gains have been applied */
+        exp_diff = sub( sts[0]->hFdCngDec->hFdCngCom->sidNoiseEstExp, sts[1]->hFdCngDec->hFdCngCom->sidNoiseEstExp );
+        FOR( p = 0; p < N; p++ )
+        {
+            IF( GT_16( exp_diff, 0 ) )
+            {
+                sts[0]->hFdCngDec->hFdCngCom->sidNoiseEst[p] = L_add( L_shr( sts[0]->hFdCngDec->hFdCngCom->sidNoiseEst[p], 1 ), L_shr( sts[1]->hFdCngDec->hFdCngCom->sidNoiseEst[p], add( exp_diff, 1 ) ) );
+                move32();
+            }
+            ELSE
+            {
+                sts[0]->hFdCngDec->hFdCngCom->sidNoiseEst[p] = L_add( L_shr( sts[0]->hFdCngDec->hFdCngCom->sidNoiseEst[p], sub( 1, exp_diff ) ), L_shr( sts[1]->hFdCngDec->hFdCngCom->sidNoiseEst[p], 1 ) );
+                move32();
+            }
+        }
+        IF( LT_16( exp_diff, 0 ) )
+        {
+            sts[0]->hFdCngDec->hFdCngCom->sidNoiseEstExp = add( sts[0]->hFdCngDec->hFdCngCom->sidNoiseEstExp, negate( exp_diff ) );
+            move16();
+        }
+    }
+
+    return;
+}
+#endif
+
 void FdCngDecodeMDCTStereoSID(
     CPE_DEC_HANDLE hCPE /* i/o: CPE decoder state structure     */
 )
@@ -2707,6 +2871,147 @@ void FdCngDecodeMDCTStereoSID(
  * Decode FD-CNG parameters for CNG in 2TC DirAC mode from the bitstream
  *-------------------------------------------------------------------*/
 
+#ifdef IVAS_FLOAT_FIXED
+void FdCngDecodeDiracMDCTStereoSID_fx(
+    CPE_DEC_HANDLE hCPE /* i/o: CPE decoder state structure     */
+)
+{
+    DEC_CORE_HANDLE sts[CPE_CHANNELS];
+    HANDLE_FD_CNG_COM hFdCngCom;
+    Word32 *ms_ptr_fx[CPE_CHANNELS];
+    Word32 *lr_ptr_fx[CPE_CHANNELS];
+    Word32 logNoiseEst_fx[CPE_CHANNELS][NPART];
+    Word32 gain_fx[CPE_CHANNELS];
+    Word16 indices[FD_CNG_stages_37bits];
+    Word16 N, i, ch, p;
+    Word32 *invTrfMatrix_fx;
+    Word32 tmpRAM_fx[FDCNG_VQ_MAX_LEN][FDCNG_VQ_DCT_MAXTRUNC];
+    Word16 shift, exp_diff, max_exp_idx;
+    Word16 exp_arr[NPART];
+    Word32 tmp32, tmp32_arr[NPART];
+
+    invTrfMatrix_fx = (Word32 *) tmpRAM_fx;                                                                                          /* dynamically filled  */
+    create_IDCT_N_Matrix_fx( invTrfMatrix_fx, FDCNG_VQ_MAX_LEN, FDCNG_VQ_DCT_MAXTRUNC, sizeof( tmpRAM_fx ) / ( sizeof( Word32 ) ) ); // Q31
+
+    FOR( ch = 0; ch < CPE_CHANNELS; ch++ )
+    {
+        sts[ch] = hCPE->hCoreCoder[ch];
+        ms_ptr_fx[ch] = &logNoiseEst_fx[ch][0];
+        lr_ptr_fx[ch] = &sts[ch]->hFdCngDec->hFdCngCom->sidNoiseEst[0];
+        ( sts[ch]->hFdCngDec )->hFdCngCom->sid_frame_counter++;
+    }
+
+    /* decode noise shapes and gains */
+    hFdCngCom = ( sts[0]->hFdCngDec )->hFdCngCom;
+    N = hFdCngCom->npart;
+    move16();
+
+    /* read bitstream */
+    FOR( i = 0; i < FD_CNG_stages_37bits; i++ )
+    {
+        indices[i] = get_next_indice_fx( sts[0], bits_37bits[i] );
+        move16();
+    }
+    gain_fx[0] = Mpy_32_32( L_shl( L_sub( get_next_indice_fx( sts[0], 7 ), GAIN_Q_OFFSET_IVAS_FX ), Q20 ), TWO_BY_THREE_Q31 /* 2/3 in Q31 */ ); // Q20
+    move32();
+
+    gain_fx[1] = gain_fx[0];
+    move32();
+
+    /* MSVQ decoder */
+    shift = find_guarded_bits_fx( N );
+    msvq_dec_fx( ivas_cdk_37bits_fx, NULL, NULL, FD_CNG_stages_37bits, N, FD_CNG_maxN_37bits, indices, 1, invTrfMatrix_fx, ms_ptr_fx[0], NULL, 7 ); // Q20 - shift
+
+    Scale_sig32( ms_ptr_fx[0], N, shift ); // Q20
+
+    Copy32( ms_ptr_fx[0], ms_ptr_fx[1], N );
+
+    FOR( ch = 0; ch < CPE_CHANNELS; ch++ )
+    {
+        max_exp_idx = 0;
+        move16();
+        hFdCngCom = sts[ch]->hFdCngDec->hFdCngCom;
+
+        FOR( p = 0; p < N; p++ )
+        {
+            tmp32 = L_add( ms_ptr_fx[ch][p], gain_fx[ch] ); // Q20
+            tmp32_arr[p] = BASOP_util_Pow2( Mpy_32_32( tmp32, LOG_10_BASE_2_BY_10_Q31 ), Q11, &exp_arr[p] );
+            move32();
+            IF( LT_16( exp_arr[max_exp_idx], exp_arr[p] ) )
+            {
+                max_exp_idx = p;
+                move16();
+            }
+        }
+
+        // Bringing in same exponent
+        FOR( p = 0; p < N; p++ )
+        {
+            lr_ptr_fx[ch][p] = L_shl( tmp32_arr[p], ( exp_arr[p] - exp_arr[max_exp_idx] ) );
+            move32();
+        }
+
+        hFdCngCom->sidNoiseEstExp = exp_arr[max_exp_idx];
+        move16();
+
+        /* NB last band energy compensation */
+        test();
+        IF( EQ_16( hFdCngCom->CngBandwidth, NB ) )
+        {
+            lr_ptr_fx[ch][N - 1] = Mpy_32_32( lr_ptr_fx[ch][N - 1], NB_LAST_BAND_SCALE_Q31 );
+            move32();
+        }
+        ELSE IF( EQ_16( hFdCngCom->CngBandwidth, SWB ) && LE_32( hFdCngCom->CngBitrate, ACELP_13k20 ) )
+        {
+            lr_ptr_fx[ch][N - 1] = Mpy_32_32( lr_ptr_fx[ch][N - 1], SWB_13k2_LAST_BAND_SCALE_Q31 );
+            move32();
+        }
+
+        scalebands( hFdCngCom->sidNoiseEst, hFdCngCom->part, hFdCngCom->npart, hFdCngCom->midband, hFdCngCom->nFFTpart, hFdCngCom->stopBand - hFdCngCom->startBand, hFdCngCom->cngNoiseLevel, 1 );
+
+        hFdCngCom->cngNoiseLevelExp = hFdCngCom->sidNoiseEstExp;
+        move16();
+
+        lpc_from_spectrum( hFdCngCom, hFdCngCom->startBand, hFdCngCom->stopFFTbin, sts[ch]->preemph_fac );
+    }
+
+    /* TODO: remove the floating point dependency */
+    sts[0]->hFdCngDec->hFdCngCom->coherence_flt = 0.0f;
+    sts[1]->hFdCngDec->hFdCngCom->coherence_flt = 0.0f;
+
+    sts[0]->hFdCngDec->hFdCngCom->coherence_fx = 0;
+    move16();
+    sts[1]->hFdCngDec->hFdCngCom->coherence_fx = 0;
+    move16();
+
+    IF( EQ_16( hCPE->nchan_out, 1 ) )
+    {
+        /* create proper M noise shape in channel zero after gains have been applied */
+        exp_diff = sub( sts[0]->hFdCngDec->hFdCngCom->sidNoiseEstExp, sts[1]->hFdCngDec->hFdCngCom->sidNoiseEstExp );
+        FOR( p = 0; p < N; p++ )
+        {
+            IF( GT_16( exp_diff, 0 ) )
+            {
+                sts[0]->hFdCngDec->hFdCngCom->sidNoiseEst[p] = L_add( L_shr( sts[0]->hFdCngDec->hFdCngCom->sidNoiseEst[p], 1 ), L_shr( sts[1]->hFdCngDec->hFdCngCom->sidNoiseEst[p], add( exp_diff, 1 ) ) );
+                move32();
+            }
+            ELSE
+            {
+                sts[0]->hFdCngDec->hFdCngCom->sidNoiseEst[p] = L_add( L_shr( sts[0]->hFdCngDec->hFdCngCom->sidNoiseEst[p], sub( 1, exp_diff ) ), L_shr( sts[1]->hFdCngDec->hFdCngCom->sidNoiseEst[p], 1 ) );
+                move32();
+            }
+        }
+        IF( LT_16( exp_diff, 0 ) )
+        {
+            sts[0]->hFdCngDec->hFdCngCom->sidNoiseEstExp = add( sts[0]->hFdCngDec->hFdCngCom->sidNoiseEstExp, negate( exp_diff ) );
+            move16();
+        }
+    }
+
+    return;
+}
+#endif
+
 void FdCngDecodeDiracMDCTStereoSID(
     CPE_DEC_HANDLE hCPE /* i/o: CPE decoder state structure     */
 )
diff --git a/lib_dec/ivas_core_dec.c b/lib_dec/ivas_core_dec.c
index 1de3eabff384f62a43c12cb6ec10e58c6dba75f6..4665cc5176b7f40c046f5c7f4a949a5d47372fc8 100644
--- a/lib_dec/ivas_core_dec.c
+++ b/lib_dec/ivas_core_dec.c
@@ -42,8 +42,8 @@
 #include "ivas_rom_com.h"
 #include "wmc_auto.h"
 #ifdef IVAS_FLOAT_FIXED
-#include "prot_fx2.h"
 #include "prot_fx1.h"
+#include "prot_fx2.h"
 #include "ivas_prot_fx.h"
 #endif
 
@@ -264,8 +264,33 @@ ivas_error ivas_core_dec(
      * Decode SID for MDCT-Stereo DTX mode
      *-----------------------------------------------------------------*/
 
-    if ( sts[0]->element_mode == IVAS_CPE_MDCT && sts[0]->total_brate == SID_2k40 )
+    if (sts[0]->element_mode == IVAS_CPE_MDCT && sts[0]->total_brate == SID_2k40)
     {
+#ifdef IVAS_FLOAT_FIXED
+        FOR( Word16 ch = 0; ch < CPE_CHANNELS; ++ch )
+        {
+            f2me_buf( sts[ch]->hFdCngDec->hFdCngCom->sidNoiseEst_flt, sts[ch]->hFdCngDec->hFdCngCom->sidNoiseEst, &sts[ch]->hFdCngDec->hFdCngCom->sidNoiseEstExp, sts[ch]->hFdCngDec->hFdCngCom->npart );
+            f2me_buf( sts[ch]->hFdCngDec->hFdCngCom->cngNoiseLevel_flt, sts[ch]->hFdCngDec->hFdCngCom->cngNoiseLevel, &sts[ch]->hFdCngDec->hFdCngCom->cngNoiseLevelExp, sts[ch]->hFdCngDec->hFdCngCom->stopBand - sts[ch]->hFdCngDec->hFdCngCom->startBand );
+            hCPE->hCoreCoder[ch]->preemph_fac = float_to_fix16( hCPE->hCoreCoder[ch]->preemph_fac_float, Q15 );
+            floatToFixed_arr( sts[ch]->hFdCngDec->hFdCngCom->A_cng_flt, sts[ch]->hFdCngDec->hFdCngCom->A_cng, Q14, M + 1 );
+        }
+
+        IF( sts[0]->cng_sba_flag )
+        {
+            FdCngDecodeDiracMDCTStereoSID_fx( hCPE );
+        }
+        ELSE
+        {
+            FdCngDecodeMDCTStereoSID_fx( hCPE );
+        }
+
+        FOR( Word16 ch = 0; ch < CPE_CHANNELS; ++ch )
+        {
+            me2f_buf( sts[ch]->hFdCngDec->hFdCngCom->sidNoiseEst, sts[ch]->hFdCngDec->hFdCngCom->sidNoiseEstExp, sts[ch]->hFdCngDec->hFdCngCom->sidNoiseEst_flt, sts[ch]->hFdCngDec->hFdCngCom->npart );
+            me2f_buf( sts[ch]->hFdCngDec->hFdCngCom->cngNoiseLevel, sts[ch]->hFdCngDec->hFdCngCom->cngNoiseLevelExp, sts[ch]->hFdCngDec->hFdCngCom->cngNoiseLevel_flt, sts[ch]->hFdCngDec->hFdCngCom->stopBand - sts[ch]->hFdCngDec->hFdCngCom->startBand );
+            fixedToFloat_arr( sts[ch]->hFdCngDec->hFdCngCom->A_cng, sts[ch]->hFdCngDec->hFdCngCom->A_cng_flt, Q14, M + 1 );
+        }
+#else
         if ( sts[0]->cng_sba_flag )
         {
             FdCngDecodeDiracMDCTStereoSID( hCPE );
@@ -274,6 +299,7 @@ ivas_error ivas_core_dec(
         {
             FdCngDecodeMDCTStereoSID( hCPE );
         }
+#endif
     }
 
     /*------------------------------------------------------------------*