time_sim.sdf

实用的程序代码

(DELAYFILE
  (SDFVERSION "2.1")
  (DESIGN "NO_GR")
  (DATE "Wed Jan  7 10:01:46 1998")
  (VENDOR "Xilinx")
  (PROGRAM "Xilinx VHDL SDF writer")
  (VERSION "M1.4.12")
  (DIVIDER /)
  (VOLTAGE 5.00:5.00:5.00)
  (PROCESS "best=1.0:nom=1.0:worst=1.0")
  (TEMPERATURE 25.00:25.00:25.00)
  (TIMESCALE 1ps)
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U57)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (3179:3179:3179) (3179:3179:3179))
      )
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U49_1I20)
    (DELAY
      (ABSOLUTE
        (PORT I  (3954:3954:3954) (3954:3954:3954))
        (IOPATH I O  (3696:3696:3696) (3696:3696:3696))
      )
    )
  )
  (CELL
    (CELLTYPE "X_TRI")
    (INSTANCE U49_1I20_GTS_TRI_0)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (0:0:0) (0:0:0))
        (IOPATH CTL O ( )  ( )  (0:0:0) (0:0:0) (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U50_1I20)
    (DELAY
      (ABSOLUTE
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        (IOPATH I O  (3696:3696:3696) (3696:3696:3696))
      )
    )
  )
  (CELL
    (CELLTYPE "X_TRI")
    (INSTANCE U50_1I20_GTS_TRI_1)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (0:0:0) (0:0:0))
        (IOPATH CTL O ( )  ( )  (0:0:0) (0:0:0) (0:0:0) (0:0:0))
      )
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  (CELL
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    (INSTANCE U51_1I20)
    (DELAY
      (ABSOLUTE
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        (IOPATH I O  (3696:3696:3696) (3696:3696:3696))
      )
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    (CELLTYPE "X_TRI")
    (INSTANCE U51_1I20_GTS_TRI_2)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (0:0:0) (0:0:0))
        (IOPATH CTL O ( )  ( )  (0:0:0) (0:0:0) (0:0:0) (0:0:0))
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  (CELL
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    (INSTANCE U52_1I20)
    (DELAY
      (ABSOLUTE
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        (IOPATH I O  (3696:3696:3696) (3696:3696:3696))
      )
    )
  )
  (CELL
    (CELLTYPE "X_TRI")
    (INSTANCE U52_1I20_GTS_TRI_3)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (0:0:0) (0:0:0))
        (IOPATH CTL O ( )  ( )  (0:0:0) (0:0:0) (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U53_1I20)
    (DELAY
      (ABSOLUTE
        (PORT I  (4402:4402:4402) (4402:4402:4402))
        (IOPATH I O  (3696:3696:3696) (3696:3696:3696))
      )
    )
  )
  (CELL
    (CELLTYPE "X_TRI")
    (INSTANCE U53_1I20_GTS_TRI_4)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (0:0:0) (0:0:0))
        (IOPATH CTL O ( )  ( )  (0:0:0) (0:0:0) (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U54_1I20)
    (DELAY
      (ABSOLUTE
        (PORT I  (5281:5281:5281) (5281:5281:5281))
        (IOPATH I O  (3696:3696:3696) (3696:3696:3696))
      )
    )
  )
  (CELL
    (CELLTYPE "X_TRI")
    (INSTANCE U54_1I20_GTS_TRI_5)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (0:0:0) (0:0:0))
        (IOPATH CTL O ( )  ( )  (0:0:0) (0:0:0) (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U55_1I20)
    (DELAY
      (ABSOLUTE
        (PORT I  (5241:5241:5241) (5241:5241:5241))
        (IOPATH I O  (3696:3696:3696) (3696:3696:3696))
      )
    )
  )
  (CELL
    (CELLTYPE "X_TRI")
    (INSTANCE U55_1I20_GTS_TRI_6)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (0:0:0) (0:0:0))
        (IOPATH CTL O ( )  ( )  (0:0:0) (0:0:0) (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_BUF")
    (INSTANCE U56_1I20)
    (DELAY
      (ABSOLUTE
        (PORT I  (4416:4416:4416) (4416:4416:4416))
        (IOPATH I O  (3696:3696:3696) (3696:3696:3696))
      )
    )
  )
  (CELL
    (CELLTYPE "X_TRI")
    (INSTANCE U56_1I20_GTS_TRI_7)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (IOPATH I O  (0:0:0) (0:0:0))
        (IOPATH CTL O ( )  ( )  (0:0:0) (0:0:0) (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_FF")
    (INSTANCE UP_CNT_REG_3_1I13)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (PORT CLK  (1126:1126:1126) (936:936:936))
        (IOPATH CLK O  (2021:2021:2021) (1869:1869:1869))
        (IOPATH SET O  (1869:1869:1869) (1869:1869:1869))
        (PORT RST  (0:0:0) (0:0:0))
        (IOPATH RST O  (1869:1869:1869) (1869:1869:1869))
      )
    )
    (TIMINGCHECK
      (RECOVERY (negedge RST) (posedge CLK) (0:0:0))
      (SETUP (posedge I) (posedge CLK) (905:905:905))
      (SETUP (negedge I) (posedge CLK) (905:905:905))
    )
  )
  (CELL
    (CELLTYPE "X_OR2")
    (INSTANCE UP_CNT_REG_3_1I13_GR_OR_8)
    (DELAY
      (ABSOLUTE
        (PORT I0  (4322:4322:4322) (4322:4322:4322))
        (IOPATH I0 O  (0:0:0) (0:0:0))
        (IOPATH I1 O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_FF")
    (INSTANCE UP_CNT_REG_2_1I13)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (PORT CLK  (1126:1126:1126) (936:936:936))
        (IOPATH CLK O  (2021:2021:2021) (1869:1869:1869))
        (IOPATH SET O  (1869:1869:1869) (1869:1869:1869))
        (PORT RST  (0:0:0) (0:0:0))
        (IOPATH RST O  (1869:1869:1869) (1869:1869:1869))
      )
    )
    (TIMINGCHECK
      (RECOVERY (negedge RST) (posedge CLK) (0:0:0))
      (SETUP (posedge I) (posedge CLK) (905:905:905))
      (SETUP (negedge I) (posedge CLK) (905:905:905))
    )
  )
  (CELL
    (CELLTYPE "X_OR2")
    (INSTANCE UP_CNT_REG_2_1I13_GR_OR_9)
    (DELAY
      (ABSOLUTE
        (PORT I0  (4322:4322:4322) (4322:4322:4322))
        (IOPATH I0 O  (0:0:0) (0:0:0))
        (IOPATH I1 O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_FF")
    (INSTANCE UP_CNT_REG_1_1I13)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (PORT CLK  (1126:1126:1126) (936:936:936))
        (IOPATH CLK O  (2021:2021:2021) (1869:1869:1869))
        (IOPATH SET O  (1869:1869:1869) (1869:1869:1869))
        (PORT RST  (0:0:0) (0:0:0))
        (IOPATH RST O  (1869:1869:1869) (1869:1869:1869))
      )
    )
    (TIMINGCHECK
      (RECOVERY (negedge RST) (posedge CLK) (0:0:0))
      (SETUP (posedge I) (posedge CLK) (905:905:905))
      (SETUP (negedge I) (posedge CLK) (905:905:905))
    )
  )
  (CELL
    (CELLTYPE "X_OR2")
    (INSTANCE UP_CNT_REG_1_1I13_GR_OR_10)
    (DELAY
      (ABSOLUTE
        (PORT I0  (4322:4322:4322) (4322:4322:4322))
        (IOPATH I0 O  (0:0:0) (0:0:0))
        (IOPATH I1 O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_FF")
    (INSTANCE UP_CNT_REG_0_1I13)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (PORT CLK  (1126:1126:1126) (936:936:936))
        (IOPATH CLK O  (2021:2021:2021) (1869:1869:1869))
        (IOPATH SET O  (1869:1869:1869) (1869:1869:1869))
        (PORT RST  (0:0:0) (0:0:0))
        (IOPATH RST O  (1869:1869:1869) (1869:1869:1869))
      )
    )
    (TIMINGCHECK
      (RECOVERY (negedge RST) (posedge CLK) (0:0:0))
      (SETUP (posedge I) (posedge CLK) (905:905:905))
      (SETUP (negedge I) (posedge CLK) (905:905:905))
    )
  )
  (CELL
    (CELLTYPE "X_OR2")
    (INSTANCE UP_CNT_REG_0_1I13_GR_OR_11)
    (DELAY
      (ABSOLUTE
        (PORT I0  (4322:4322:4322) (4322:4322:4322))
        (IOPATH I0 O  (0:0:0) (0:0:0))
        (IOPATH I1 O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE DN_CNT_REG_3_SYM1)
    (DELAY
      (ABSOLUTE
        (PORT I  (3771:3771:3771) (3771:3771:3771))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE DN_CNT_REG_3_SYM2)
    (DELAY
      (ABSOLUTE
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_FF")
    (INSTANCE DN_CNT_REG_3_1I13)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (PORT CLK  (1126:1126:1126) (936:936:936))
        (IOPATH CLK O  (2021:2021:2021) (1869:1869:1869))
        (IOPATH SET O  (1869:1869:1869) (1869:1869:1869))
        (PORT RST  (0:0:0) (0:0:0))
        (IOPATH RST O  (1869:1869:1869) (1869:1869:1869))
      )
    )
    (TIMINGCHECK
      (RECOVERY (negedge RST) (posedge CLK) (0:0:0))
      (SETUP (posedge I) (posedge CLK) (905:905:905))
      (SETUP (negedge I) (posedge CLK) (905:905:905))
    )
  )
  (CELL
    (CELLTYPE "X_OR2")
    (INSTANCE DN_CNT_REG_3_1I13_GR_OR_12)
    (DELAY
      (ABSOLUTE
        (PORT I0  (2703:2703:2703) (2703:2703:2703))
        (IOPATH I0 O  (0:0:0) (0:0:0))
        (IOPATH I1 O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE DN_CNT_REG_2_SYM1)
    (DELAY
      (ABSOLUTE
        (PORT I  (2346:2346:2346) (2346:2346:2346))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE DN_CNT_REG_2_SYM2)
    (DELAY
      (ABSOLUTE
        (PORT I  (2609:2609:2609) (2609:2609:2609))
        (IOPATH I O  (674:674:674) (674:674:674))
      )
    )
  )
  (CELL
    (CELLTYPE "X_FF")
    (INSTANCE DN_CNT_REG_2_1I13)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (PORT CLK  (832:832:832) (642:642:642))
        (IOPATH CLK O  (2021:2021:2021) (1869:1869:1869))
        (IOPATH SET O  (1869:1869:1869) (1869:1869:1869))
        (PORT RST  (0:0:0) (0:0:0))
        (IOPATH RST O  (1869:1869:1869) (1869:1869:1869))
      )
    )
    (TIMINGCHECK
      (RECOVERY (negedge RST) (posedge CLK) (0:0:0))
      (SETUP (posedge I) (posedge CLK) (905:905:905))
      (SETUP (negedge I) (posedge CLK) (905:905:905))
    )
  )
  (CELL
    (CELLTYPE "X_OR2")
    (INSTANCE DN_CNT_REG_2_1I13_GR_OR_13)
    (DELAY
      (ABSOLUTE
        (PORT I0  (3816:3816:3816) (3816:3816:3816))
        (IOPATH I0 O  (0:0:0) (0:0:0))
        (IOPATH I1 O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE DN_CNT_REG_1_SYM1)
    (DELAY
      (ABSOLUTE
        (PORT I  (2644:2644:2644) (2644:2644:2644))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE DN_CNT_REG_1_SYM2)
    (DELAY
      (ABSOLUTE
        (PORT I  (2370:2370:2370) (2370:2370:2370))
        (IOPATH I O  (674:674:674) (674:674:674))
      )
    )
  )
  (CELL
    (CELLTYPE "X_FF")
    (INSTANCE DN_CNT_REG_1_1I13)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (PORT CLK  (906:906:906) (716:716:716))
        (IOPATH CLK O  (2021:2021:2021) (1869:1869:1869))
        (IOPATH SET O  (1869:1869:1869) (1869:1869:1869))
        (PORT RST  (0:0:0) (0:0:0))
        (IOPATH RST O  (1869:1869:1869) (1869:1869:1869))
      )
    )
    (TIMINGCHECK
      (RECOVERY (negedge RST) (posedge CLK) (0:0:0))
      (SETUP (posedge I) (posedge CLK) (905:905:905))
      (SETUP (negedge I) (posedge CLK) (905:905:905))
    )
  )
  (CELL
    (CELLTYPE "X_OR2")
    (INSTANCE DN_CNT_REG_1_1I13_GR_OR_14)
    (DELAY
      (ABSOLUTE
        (PORT I0  (3269:3269:3269) (3269:3269:3269))
        (IOPATH I0 O  (0:0:0) (0:0:0))
        (IOPATH I1 O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE DN_CNT_REG_0_SYM1)
    (DELAY
      (ABSOLUTE
        (PORT I  (3290:3290:3290) (3290:3290:3290))
        (IOPATH I O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_INV")
    (INSTANCE DN_CNT_REG_0_SYM2)
    (DELAY
      (ABSOLUTE
        (PORT I  (2635:2635:2635) (2635:2635:2635))
        (IOPATH I O  (674:674:674) (674:674:674))
      )
    )
  )
  (CELL
    (CELLTYPE "X_FF")
    (INSTANCE DN_CNT_REG_0_1I13)
    (DELAY
      (ABSOLUTE
        (PORT I  (0:0:0) (0:0:0))
        (PORT CLK  (906:906:906) (716:716:716))
        (IOPATH CLK O  (2021:2021:2021) (1869:1869:1869))
        (IOPATH SET O  (1869:1869:1869) (1869:1869:1869))
        (PORT RST  (0:0:0) (0:0:0))
        (IOPATH RST O  (1869:1869:1869) (1869:1869:1869))
      )
    )
    (TIMINGCHECK
      (RECOVERY (negedge RST) (posedge CLK) (0:0:0))
      (SETUP (posedge I) (posedge CLK) (905:905:905))
      (SETUP (negedge I) (posedge CLK) (905:905:905))
    )
  )
  (CELL
    (CELLTYPE "X_OR2")
    (INSTANCE DN_CNT_REG_0_1I13_GR_OR_15)
    (DELAY
      (ABSOLUTE
        (PORT I0  (3269:3269:3269) (3269:3269:3269))
        (IOPATH I0 O  (0:0:0) (0:0:0))
        (IOPATH I1 O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_XOR2")
    (INSTANCE ADD_32_PLUS_PLUS_U6_S0_1_XOR8_SUM_1_3)
    (DELAY
      (ABSOLUTE
        (PORT I0  (2686:2686:2686) (2686:2686:2686))
        (IOPATH I0 O  (0:0:0) (0:0:0))
        (PORT I1  (3505:3505:3505) (3505:3505:3505))
        (IOPATH I1 O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_XOR2")
    (INSTANCE ADD_32_PLUS_PLUS_U6_S0_1_XOR7_MUX_SEL_1_3)
    (DELAY
      (ABSOLUTE
        (PORT I0  (2755:2755:2755) (2755:2755:2755))
        (IOPATH I0 O  (674:674:674) (674:674:674))
        (IOPATH I1 O  (674:674:674) (674:674:674))
      )
    )
  )
  (CELL
    (CELLTYPE "X_XOR2")
    (INSTANCE ADD_32_PLUS_PLUS_U6_S0_1_XOR6_SUM_1_2)
    (DELAY
      (ABSOLUTE
        (PORT I0  (3480:3480:3480) (3480:3480:3480))
        (IOPATH I0 O  (0:0:0) (0:0:0))
        (PORT I1  (2658:2658:2658) (2658:2658:2658))
        (IOPATH I1 O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_XOR2")
    (INSTANCE ADD_32_PLUS_PLUS_U6_S0_1_XOR5_MUX_SEL_1_2)
    (DELAY
      (ABSOLUTE
        (PORT I0  (2737:2737:2737) (2737:2737:2737))
        (IOPATH I0 O  (674:674:674) (674:674:674))
        (IOPATH I1 O  (674:674:674) (674:674:674))
      )
    )
  )
  (CELL
    (CELLTYPE "X_XOR2")
    (INSTANCE ADD_32_PLUS_PLUS_U6_S0_1_XOR4_SUM_1_1)
    (DELAY
      (ABSOLUTE
        (PORT I0  (3469:3469:3469) (3469:3469:3469))
        (IOPATH I0 O  (0:0:0) (0:0:0))
        (PORT I1  (2603:2603:2603) (2603:2603:2603))
        (IOPATH I1 O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_XOR2")
    (INSTANCE ADD_32_PLUS_PLUS_U6_S0_1_XOR3_MUX_SEL_1_1)
    (DELAY
      (ABSOLUTE
        (PORT I0  (2472:2472:2472) (2472:2472:2472))
        (IOPATH I0 O  (674:674:674) (674:674:674))
        (IOPATH I1 O  (674:674:674) (674:674:674))
      )
    )
  )
  (CELL
    (CELLTYPE "X_XOR2")
    (INSTANCE ADD_32_PLUS_PLUS_U6_S0_1_XOR2_SUM_1_0)
    (DELAY
      (ABSOLUTE
        (PORT I0  (4127:4127:4127) (4127:4127:4127))
        (IOPATH I0 O  (0:0:0) (0:0:0))
        (PORT I1  (2636:2636:2636) (2636:2636:2636))
        (IOPATH I1 O  (0:0:0) (0:0:0))
      )
    )
  )
  (CELL
    (CELLTYPE "X_XOR2")
    (INSTANCE ADD_32_PLUS_PLUS_U6_S0_1_XOR1_MUX_SEL_1_0)
    (DELAY
      (ABSOLUTE
        (PORT I0  (2502:2502:2502) (2502:2502:2502))
        (IOPATH I0 O  (674:674:674) (674:674:674))
        (IOPATH I1 O  (674:674:674) (674:674:674))
      )
    )
  )
  (CELL
    (CELLTYPE "X_AND2")
    (INSTANCE ADD_32_PLUS_PLUS_U6_S0_1_CY_MUX_1_2_AND0_16)
    (DELAY
      (ABSOLUTE
        (PORT I0  (2301:2301:2301) (2301:2301:2301))
        (IOPATH I0 O  (869:869:869) (869:869:869))
        (PORT I1  (0:0:0) (0:0:0))