Synthesis Report for 'hls_xfft2real'

General Information

Performance Estimates

• Timing (ns)
  
  
  • Summary
    
    

    Clock	Target	Estimated	Uncertainty
    ap_clk	10.00	9.91	1.25

• Latency (clock cycles)
  
  
  • Summary
    
    

    Latency		Interval		Type
    min	max	min	max
    1288	1290	512	512	dataflow

  • Detail
    
    
    • Instance
      
      

      Instance	Module	Latency		Interval		Type
      		min	max	min	max
      grp_hls_xfft2real_Loop_realfft_be_buffer_proc_fu_148	hls_xfft2real_Loop_realfft_be_buffer_proc	511	512	511	512	none
      grp_hls_xfft2real_Loop_realfft_be_descramble_pro_fu_112	hls_xfft2real_Loop_realfft_be_descramble_pro	262	262	262	262	none
      grp_hls_xfft2real_Loop_realfft_be_rev_real_hi_pr_fu_140	hls_xfft2real_Loop_realfft_be_rev_real_hi_pr	258	258	258	258	none
      grp_hls_xfft2real_Loop_realfft_be_stream_output_s_fu_128	hls_xfft2real_Loop_realfft_be_stream_output_s	512	513	512	512	loop rewind

    • Loop
      
      

      N/A

Utilization Estimates

• Summary
  
  

  Name	BRAM_18K	DSP48E	FF	LUT
  Expression	-	-	0	2
  FIFO	0	-	24	120
  Instance	2	4	511	818
  Memory	12	-	0	0
  Multiplexer	-	-	-	12
  Register	-	-	12	-
  Total	14	4	547	952
  Available	120	80	35200	17600
  Utilization (%)	11	5	1	5

• Detail
  
  
  • Instance
    
    

    Instance	Module	BRAM_18K	DSP48E	FF	LUT
    hls_xfft2real_Loop_realfft_be_buffer_proc_U0	hls_xfft2real_Loop_realfft_be_buffer_proc	0	0	12	24
    hls_xfft2real_Loop_realfft_be_descramble_pro_U0	hls_xfft2real_Loop_realfft_be_descramble_pro	2	4	458	698
    hls_xfft2real_Loop_realfft_be_rev_real_hi_pr_U0	hls_xfft2real_Loop_realfft_be_rev_real_hi_pr	0	0	16	26
    hls_xfft2real_Loop_realfft_be_stream_output_U0	hls_xfft2real_Loop_realfft_be_stream_output_s	0	0	25	70
    Total	4	2	4	511	818

  • Memory
    
    

    Memory	Module	BRAM_18K	FF	LUT	Words	Bits	Banks	W*Bits*Banks
    descramble_buf_0_M_real_V_U	hls_xfft2real_descramble_buf_0_M_real_V	2	0	0	256	16	2	8192
    descramble_buf_0_M_imag_V_U	hls_xfft2real_descramble_buf_0_M_real_V	2	0	0	256	16	2	8192
    real_spectrum_hi_buf_M_real_V_U	hls_xfft2real_descramble_buf_0_M_real_V	2	0	0	256	16	2	8192
    real_spectrum_hi_buf_M_imag_V_U	hls_xfft2real_descramble_buf_0_M_real_V	2	0	0	256	16	2	8192
    descramble_buf_1_M_real_V_U	hls_xfft2real_descramble_buf_1_M_real_V	2	0	0	256	16	2	8192
    descramble_buf_1_M_imag_V_U	hls_xfft2real_descramble_buf_1_M_real_V	2	0	0	256	16	2	8192
    Total	6	12	0	0	1536	96	12	49152

  • FIFO
    
    

    Name	BRAM_18K	FF	LUT	Depth	Bits	Size:D*B
    real_spectrum_hi_V_M_imag_V_U	0	6	30	8	16	128
    real_spectrum_hi_V_M_real_V_U	0	6	30	8	16	128
    real_spectrum_lo_V_M_imag_V_U	0	6	30	8	16	128
    real_spectrum_lo_V_M_real_V_U	0	6	30	8	16	128
    Total	0	24	120	32	64	512

  • Expression
    
    

    Variable Name	Operation	DSP48E	FF	LUT	Bitwidth P0	Bitwidth P1
    hls_xfft2real_Loop_realfft_be_descramble_pro_U0_ap_start	and	0	0	1	1	1
    hls_xfft2real_Loop_realfft_be_rev_real_hi_pr_U0_ap_start	and	0	0	1	1	1
    Total	2	0	0	2	2	2

  • Multiplexer
    
    

    Name	LUT	Input Size	Bits	Total Bits
    ap_chn_write_hls_xfft2real_Loop_realfft_be_buffer_proc_U0_descramble_buf_0_M_imag_V	1	2	1	2
    ap_chn_write_hls_xfft2real_Loop_realfft_be_buffer_proc_U0_descramble_buf_0_M_real_V	1	2	1	2
    ap_chn_write_hls_xfft2real_Loop_realfft_be_buffer_proc_U0_descramble_buf_1_M_imag_V	1	2	1	2
    ap_chn_write_hls_xfft2real_Loop_realfft_be_buffer_proc_U0_descramble_buf_1_M_real_V	1	2	1	2
    ap_chn_write_hls_xfft2real_Loop_realfft_be_descramble_pro_U0_real_spectrum_hi_buf_M_imag_V	1	2	1	2
    ap_chn_write_hls_xfft2real_Loop_realfft_be_descramble_pro_U0_real_spectrum_hi_buf_M_real_V	1	2	1	2
    ap_sig_ready_hls_xfft2real_Loop_realfft_be_buffer_proc_U0_descramble_buf_0_M_imag_V_pipo_status	1	2	1	2
    ap_sig_ready_hls_xfft2real_Loop_realfft_be_buffer_proc_U0_descramble_buf_0_M_real_V_pipo_status	1	2	1	2
    ap_sig_ready_hls_xfft2real_Loop_realfft_be_buffer_proc_U0_descramble_buf_1_M_imag_V_pipo_status	1	2	1	2
    ap_sig_ready_hls_xfft2real_Loop_realfft_be_buffer_proc_U0_descramble_buf_1_M_real_V_pipo_status	1	2	1	2
    ap_sig_ready_hls_xfft2real_Loop_realfft_be_descramble_pro_U0_real_spectrum_hi_buf_M_imag_V_pipo_status	1	2	1	2
    ap_sig_ready_hls_xfft2real_Loop_realfft_be_descramble_pro_U0_real_spectrum_hi_buf_M_real_V_pipo_status	1	2	1	2
    Total	12	24	12	24

  • Register
    
    

    Name	FF	LUT	Bits	Const Bits
    ap_CS	1	0	1	0
    ap_reg_procdone_hls_xfft2real_Loop_realfft_be_buffer_proc_U0	1	0	1	0
    ap_reg_procdone_hls_xfft2real_Loop_realfft_be_descramble_pro_U0	1	0	1	0
    ap_reg_procdone_hls_xfft2real_Loop_realfft_be_rev_real_hi_pr_U0	1	0	1	0
    ap_reg_procdone_hls_xfft2real_Loop_realfft_be_stream_output_U0	1	0	1	0
    ap_reg_ready_hls_xfft2real_Loop_realfft_be_buffer_proc_U0_descramble_buf_0_M_imag_V_pipo_status	1	0	1	0
    ap_reg_ready_hls_xfft2real_Loop_realfft_be_buffer_proc_U0_descramble_buf_0_M_real_V_pipo_status	1	0	1	0
    ap_reg_ready_hls_xfft2real_Loop_realfft_be_buffer_proc_U0_descramble_buf_1_M_imag_V_pipo_status	1	0	1	0
    ap_reg_ready_hls_xfft2real_Loop_realfft_be_buffer_proc_U0_descramble_buf_1_M_real_V_pipo_status	1	0	1	0
    ap_reg_ready_hls_xfft2real_Loop_realfft_be_descramble_pro_U0_real_spectrum_hi_buf_M_imag_V_pipo_status	1	0	1	0
    ap_reg_ready_hls_xfft2real_Loop_realfft_be_descramble_pro_U0_real_spectrum_hi_buf_M_real_V_pipo_status	1	0	1	0
    hls_xfft2real_Loop_realfft_be_stream_output_U0_ap_start	1	0	1	0
    Total	12	0	12	0

Interface

• Summary
  
  

  RTL Ports	Dir	Bits	Protocol	Source Object	C Type
  ap_clk	in	1	ap_ctrl_hs	hls_xfft2real	return value
  ap_rst_n	in	1	ap_ctrl_hs	hls_xfft2real	return value
  ap_done	out	1	ap_ctrl_hs	hls_xfft2real	return value
  ap_start	in	1	ap_ctrl_hs	hls_xfft2real	return value
  ap_idle	out	1	ap_ctrl_hs	hls_xfft2real	return value
  ap_ready	out	1	ap_ctrl_hs	hls_xfft2real	return value
  din_TDATA	in	32	axis	din_V_data	pointer
  din_TLAST	in	1	axis	din_V_last_V	pointer
  din_TVALID	in	1	axis	din_V_last_V	pointer
  din_TREADY	out	1	axis	din_V_last_V	pointer
  dout_TDATA	out	32	axis	dout_V_data	pointer
  dout_TLAST	out	1	axis	dout_V_last_V	pointer
  dout_TVALID	out	1	axis	dout_V_last_V	pointer
  dout_TREADY	in	1	axis	dout_V_last_V	pointer