booth_pipeline_v.sdo

布思基四乘法器实现,很好用,快来看,希望对大家有所帮助.

// Copyright (C) 1991-2005 Altera Corporation
// Your use of Altera Corporation's design tools, logic functions 
// and other software and tools, and its AMPP partner logic       
// functions, and any output files any of the foregoing           
// (including device programming or simulation files), and any    
// associated documentation or information are expressly subject  
// to the terms and conditions of the Altera Program License      
// Subscription Agreement, Altera MegaCore Function License       
// Agreement, or other applicable license agreement, including,   
// without limitation, that your use is for the sole purpose of   
// programming logic devices manufactured by Altera and sold by   
// Altera or its authorized distributors.  Please refer to the    
// applicable agreement for further details.


// 
// Device: Altera EPM240T100C3 Package TQFP100
// 

// 
// This SDF file should be used for ModelSim (Verilog) only
// 

(DELAYFILE
  (SDFVERSION "2.1")
  (DESIGN "booth_pipeline")
  (DATE "09/05/2006 22:03:07")
  (VENDOR "Altera")
  (PROGRAM "Quartus II")
  (VERSION "Version 5.0 Build 171 11/03/2005 Service Pack 2 SJ Full Version")
  (DIVIDER .)
  (TIMESCALE 1 ps)

  (CELL
    (CELLTYPE "maxii_io")
    (INSTANCE CLK\~I)
    (DELAY
      (ABSOLUTE
        (IOPATH padio combout (727:727:727) (727:727:727))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_io")
    (INSTANCE M1\[1\]\~I)
    (DELAY
      (ABSOLUTE
        (IOPATH padio combout (708:708:708) (708:708:708))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_io")
    (INSTANCE RST_\~I)
    (DELAY
      (ABSOLUTE
        (IOPATH padio combout (727:727:727) (727:727:727))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_asynch_lcell")
    (INSTANCE m1_reg\[1\]\~I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT datab (1341:1341:1341) (1556:1556:1556))
        (IOPATH datab regin (663:663:663) (663:663:663))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_lcell_register")
    (INSTANCE m1_reg\[1\]\~I.lereg)
    (DELAY
      (ABSOLUTE
        (PORT aclr (1354:1354:1354) (1649:1649:1649))
        (PORT clk (1071:1071:1071) (1366:1366:1366))
        (IOPATH (posedge clk) regout (235:235:235) (235:235:235))
        (IOPATH (posedge aclr) regout (360:360:360) (360:360:360))
      )
    )
    (TIMINGCHECK
      (SETUP datain (posedge clk) (208:208:208))
      (HOLD datain (posedge clk) (138:138:138))
    )
  )
  (CELL
    (CELLTYPE "maxii_io")
    (INSTANCE M1\[2\]\~I)
    (DELAY
      (ABSOLUTE
        (IOPATH padio combout (708:708:708) (708:708:708))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_asynch_lcell")
    (INSTANCE m1_reg\[2\]\~I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT dataa (1219:1219:1219) (1383:1383:1383))
        (IOPATH dataa regin (739:739:739) (739:739:739))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_lcell_register")
    (INSTANCE m1_reg\[2\]\~I.lereg)
    (DELAY
      (ABSOLUTE
        (PORT aclr (1354:1354:1354) (1649:1649:1649))
        (PORT clk (1071:1071:1071) (1366:1366:1366))
        (IOPATH (posedge clk) regout (235:235:235) (235:235:235))
        (IOPATH (posedge aclr) regout (360:360:360) (360:360:360))
      )
    )
    (TIMINGCHECK
      (SETUP datain (posedge clk) (208:208:208))
      (HOLD datain (posedge clk) (138:138:138))
    )
  )
  (CELL
    (CELLTYPE "maxii_io")
    (INSTANCE M2\[1\]\~I)
    (DELAY
      (ABSOLUTE
        (IOPATH padio combout (727:727:727) (727:727:727))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_asynch_lcell")
    (INSTANCE m2_reg\[1\]\~I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT dataa (1287:1287:1287) (1517:1517:1517))
        (IOPATH dataa regin (739:739:739) (739:739:739))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_lcell_register")
    (INSTANCE m2_reg\[1\]\~I.lereg)
    (DELAY
      (ABSOLUTE
        (PORT aclr (1354:1354:1354) (1649:1649:1649))
        (PORT clk (1071:1071:1071) (1366:1366:1366))
        (IOPATH (posedge clk) regout (235:235:235) (235:235:235))
        (IOPATH (posedge aclr) regout (360:360:360) (360:360:360))
      )
    )
    (TIMINGCHECK
      (SETUP datain (posedge clk) (208:208:208))
      (HOLD datain (posedge clk) (138:138:138))
    )
  )
  (CELL
    (CELLTYPE "maxii_io")
    (INSTANCE M2\[0\]\~I)
    (DELAY
      (ABSOLUTE
        (IOPATH padio combout (708:708:708) (708:708:708))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_io")
    (INSTANCE M2\[2\]\~I)
    (DELAY
      (ABSOLUTE
        (IOPATH padio combout (708:708:708) (708:708:708))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_asynch_lcell")
    (INSTANCE m2_reg\[2\]\~I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT dataa (1260:1260:1260) (1480:1480:1480))
        (IOPATH dataa regin (739:739:739) (739:739:739))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_lcell_register")
    (INSTANCE m2_reg\[2\]\~I.lereg)
    (DELAY
      (ABSOLUTE
        (PORT aclr (1354:1354:1354) (1649:1649:1649))
        (PORT clk (1071:1071:1071) (1366:1366:1366))
        (IOPATH (posedge clk) regout (235:235:235) (235:235:235))
        (IOPATH (posedge aclr) regout (360:360:360) (360:360:360))
      )
    )
    (TIMINGCHECK
      (SETUP datain (posedge clk) (208:208:208))
      (HOLD datain (posedge clk) (138:138:138))
    )
  )
  (CELL
    (CELLTYPE "maxii_asynch_lcell")
    (INSTANCE m2_reg\[0\]\~I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT datab (558:558:558) (572:572:572))
        (PORT datac (2096:2096:2096) (2328:2328:2328))
        (PORT datad (799:799:799) (812:812:812))
        (IOPATH datab regin (663:663:663) (663:663:663))
        (IOPATH datad regin (369:369:369) (369:369:369))
        (IOPATH qfbkin regin (577:577:577) (577:577:577))
        (IOPATH datab combout (462:462:462) (462:462:462))
        (IOPATH datad combout (125:125:125) (125:125:125))
        (IOPATH qfbkin combout (372:372:372) (372:372:372))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_lcell_register")
    (INSTANCE m2_reg\[0\]\~I.lereg)
    (DELAY
      (ABSOLUTE
        (PORT datac (2271:2271:2271) (2503:2503:2503))
        (PORT aclr (1354:1354:1354) (1649:1649:1649))
        (PORT clk (1071:1071:1071) (1366:1366:1366))
        (IOPATH (posedge clk) regout (235:235:235) (235:235:235))
        (IOPATH (posedge aclr) regout (360:360:360) (360:360:360))
        (IOPATH (posedge clk) qfbkout (235:235:235) (235:235:235))
        (IOPATH (posedge aclr) qfbkout (360:360:360) (360:360:360))
      )
    )
    (TIMINGCHECK
      (SETUP datac (posedge clk) (208:208:208))
      (HOLD datac (posedge clk) (138:138:138))
    )
  )
  (CELL
    (CELLTYPE "maxii_io")
    (INSTANCE M1\[0\]\~I)
    (DELAY
      (ABSOLUTE
        (IOPATH padio combout (708:708:708) (708:708:708))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_asynch_lcell")
    (INSTANCE m1_reg\[0\]\~I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT dataa (1270:1270:1270) (1490:1490:1490))
        (IOPATH dataa regin (739:739:739) (739:739:739))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_lcell_register")
    (INSTANCE m1_reg\[0\]\~I.lereg)
    (DELAY
      (ABSOLUTE
        (PORT aclr (1354:1354:1354) (1649:1649:1649))
        (PORT clk (1071:1071:1071) (1366:1366:1366))
        (IOPATH (posedge clk) regout (235:235:235) (235:235:235))
        (IOPATH (posedge aclr) regout (360:360:360) (360:360:360))
      )
    )
    (TIMINGCHECK
      (SETUP datain (posedge clk) (208:208:208))
      (HOLD datain (posedge clk) (138:138:138))
    )
  )
  (CELL
    (CELLTYPE "maxii_asynch_lcell")
    (INSTANCE zero_st1\~I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT dataa (1662:1662:1662) (1684:1684:1684))
        (PORT datab (1642:1642:1642) (1672:1672:1672))
        (PORT datac (443:443:443) (472:472:472))
        (PORT datad (1313:1313:1313) (1311:1311:1311))
        (IOPATH dataa regin (739:739:739) (739:739:739))
        (IOPATH datab regin (663:663:663) (663:663:663))
        (IOPATH datac regin (502:502:502) (502:502:502))
        (IOPATH datad regin (369:369:369) (369:369:369))
        (IOPATH dataa combout (571:571:571) (571:571:571))
        (IOPATH datab combout (462:462:462) (462:462:462))
        (IOPATH datac combout (319:319:319) (319:319:319))
        (IOPATH datad combout (125:125:125) (125:125:125))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_lcell_register")
    (INSTANCE zero_st1\~I.lereg)
    (DELAY
      (ABSOLUTE
        (PORT aclr (1354:1354:1354) (1649:1649:1649))
        (PORT clk (1071:1071:1071) (1366:1366:1366))
        (IOPATH (posedge clk) regout (235:235:235) (235:235:235))
        (IOPATH (posedge aclr) regout (360:360:360) (360:360:360))
      )
    )
    (TIMINGCHECK
      (SETUP datain (posedge clk) (208:208:208))
      (HOLD datain (posedge clk) (138:138:138))
    )
  )
  (CELL
    (CELLTYPE "maxii_asynch_lcell")
    (INSTANCE m1_tmp_st1\[3\]\~I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT datac (1323:1323:1323) (1391:1391:1391))
        (PORT datad (1918:1918:1918) (1941:1941:1941))
        (IOPATH datac regin (502:502:502) (502:502:502))
        (IOPATH datad regin (369:369:369) (369:369:369))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_lcell_register")
    (INSTANCE m1_tmp_st1\[3\]\~I.lereg)
    (DELAY
      (ABSOLUTE
        (PORT aclr (1354:1354:1354) (1649:1649:1649))
        (PORT clk (1071:1071:1071) (1366:1366:1366))
        (IOPATH (posedge clk) regout (235:235:235) (235:235:235))
        (IOPATH (posedge aclr) regout (360:360:360) (360:360:360))
      )
    )
    (TIMINGCHECK
      (SETUP datain (posedge clk) (208:208:208))
      (HOLD datain (posedge clk) (138:138:138))
    )
  )
  (CELL
    (CELLTYPE "maxii_asynch_lcell")
    (INSTANCE m1_tmp_st2\[2\]\~I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT datac (1247:1247:1247) (1308:1308:1308))
        (PORT datad (1621:1621:1621) (1660:1660:1660))
        (IOPATH datac regin (502:502:502) (502:502:502))
        (IOPATH datad regin (369:369:369) (369:369:369))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_lcell_register")
    (INSTANCE m1_tmp_st2\[2\]\~I.lereg)
    (DELAY
      (ABSOLUTE
        (PORT aclr (1354:1354:1354) (1649:1649:1649))
        (PORT clk (1071:1071:1071) (1366:1366:1366))
        (IOPATH (posedge clk) regout (235:235:235) (235:235:235))
        (IOPATH (posedge aclr) regout (360:360:360) (360:360:360))
      )
    )
    (TIMINGCHECK
      (SETUP datain (posedge clk) (208:208:208))
      (HOLD datain (posedge clk) (138:138:138))
    )
  )
  (CELL
    (CELLTYPE "maxii_asynch_lcell")
    (INSTANCE zero_st2\~I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT datac (1266:1266:1266) (1331:1331:1331))
        (IOPATH datac regin (502:502:502) (502:502:502))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_lcell_register")
    (INSTANCE zero_st2\~I.lereg)
    (DELAY
      (ABSOLUTE
        (PORT aclr (1354:1354:1354) (1649:1649:1649))
        (PORT clk (1071:1071:1071) (1366:1366:1366))
        (IOPATH (posedge clk) regout (235:235:235) (235:235:235))
        (IOPATH (posedge aclr) regout (360:360:360) (360:360:360))
      )
    )
    (TIMINGCHECK
      (SETUP datain (posedge clk) (208:208:208))
      (HOLD datain (posedge clk) (138:138:138))
    )
  )