253     cov_matrix->phi_11 = (t_phi_11 << q_factor);  in ixheaacd_covariance_matrix_calc_dec()
260         ixheaacd_mult32(cov_matrix->phi_22, cov_matrix->phi_11),  in ixheaacd_covariance_matrix_calc_dec()
389       cov_matrix->phi_11 = t_phi_11;  in ixheaacd_covariance_matrix_calc_2_dec()
604                ixheaacd_mult32(p_cov_matrix->phi_02, p_cov_matrix->phi_11)) >>  in ixheaacd_filter1_lp()
626     if (p_cov_matrix->phi_11 == 0) {  in ixheaacd_filter1_lp()
629       if (ixheaacd_abs32_sat(p_cov_matrix->phi_01) >= p_cov_matrix->phi_11) {  in ixheaacd_filter1_lp()
637             (*ixheaacd_fix_div)(p_cov_matrix->phi_01, p_cov_matrix->phi_11)));  in ixheaacd_filter1_lp()
939     max_val = max_val | (cov_matrix_seq[low_band].phi_11);  in ixheaacd_hf_generator()
947     cov_matrix.phi_11 = (cov_matrix_seq[low_band].phi_11 << q_shift);  in ixheaacd_hf_generator()
961             ixheaacd_mult32(cov_matrix.phi_11, cov_matrix.phi_22), max_val)  in ixheaacd_hf_generator()
985               ixheaacd_mult32(cov_matrix.phi_02, cov_matrix.phi_11))) >>  in ixheaacd_hf_generator()
991                   ixheaacd_mult32(cov_matrix.phi_02_im, cov_matrix.phi_11))) >>  in ixheaacd_hf_generator()
1014     if (cov_matrix.phi_11 != 0) {  in ixheaacd_hf_generator()
1020       norm_r11 = ixheaacd_norm32(cov_matrix.phi_11);  in ixheaacd_hf_generator()
1023           0x40000000, (cov_matrix.phi_11 << norm_r11));  in ixheaacd_hf_generator()
1042       if (temp_real >= cov_matrix.phi_11) {  in ixheaacd_hf_generator()
1051       if (temp_imag >= cov_matrix.phi_11) {  in ixheaacd_hf_generator()