booth_com_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.

  (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 add\~725_I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT dataa (448:448:448) (449:449:449))
        (PORT datab (1302:1302:1302) (1342:1342:1342))
        (IOPATH dataa combout (571:571:571) (571:571:571))
        (IOPATH datab combout (462:462:462) (462:462:462))
        (IOPATH dataa cout0 (611:611:611) (611:611:611))
        (IOPATH datab cout0 (467:467:467) (467:467:467))
        (IOPATH dataa cout1 (608:608:608) (608:608:608))
        (IOPATH datab cout1 (464:464:464) (464:464:464))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_asynch_lcell")
    (INSTANCE add\~741_I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT dataa (1652:1652:1652) (1673:1673:1673))
        (PORT datab (1101:1101:1101) (1120:1120:1120))
        (IOPATH dataa combout (571:571:571) (571:571:571))
        (IOPATH datab combout (462:462:462) (462:462:462))
        (IOPATH cin0 combout (509:509:509) (509:509:509))
        (IOPATH cin1 combout (502:502:502) (502:502:502))
        (IOPATH dataa cout0 (611:611:611) (611:611:611))
        (IOPATH datab cout0 (467:467:467) (467:467:467))
        (IOPATH cin0 cout0 (77:77:77) (77:77:77))
        (IOPATH dataa cout1 (608:608:608) (608:608:608))
        (IOPATH datab cout1 (464:464:464) (464:464:464))
        (IOPATH cin1 cout1 (69:69:69) (69:69:69))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_asynch_lcell")
    (INSTANCE add\~720_I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT dataa (442:442:442) (443:443:443))
        (PORT datab (1296:1296:1296) (1334:1334:1334))
        (IOPATH dataa combout (571:571:571) (571:571:571))
        (IOPATH datab combout (462:462:462) (462:462:462))
        (IOPATH dataa cout0 (611:611:611) (611:611:611))
        (IOPATH datab cout0 (467:467:467) (467:467:467))
        (IOPATH dataa cout1 (608:608:608) (608:608:608))
        (IOPATH datab cout1 (464:464:464) (464:464:464))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_asynch_lcell")
    (INSTANCE add\~746_I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT dataa (1656:1656:1656) (1678:1678:1678))
        (PORT datab (1097:1097:1097) (1116:1116:1116))
        (IOPATH dataa combout (571:571:571) (571:571:571))
        (IOPATH datab combout (462:462:462) (462:462:462))
        (IOPATH cin0 combout (509:509:509) (509:509:509))
        (IOPATH cin1 combout (502:502:502) (502:502:502))
        (IOPATH dataa cout0 (611:611:611) (611:611:611))
        (IOPATH datab cout0 (467:467:467) (467:467:467))
        (IOPATH cin0 cout0 (77:77:77) (77:77:77))
        (IOPATH dataa cout1 (608:608:608) (608:608:608))
        (IOPATH datab cout1 (464:464:464) (464:464:464))
        (IOPATH cin1 cout1 (69:69:69) (69:69:69))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_asynch_lcell")
    (INSTANCE Select\~1266_I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT datab (671:671:671) (695:695:695))
        (PORT datac (1197:1197:1197) (1262:1262:1262))
        (PORT datad (687:687:687) (701:701:701))
        (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_asynch_lcell")
    (INSTANCE m1_reg\[2\]\~I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT dataa (1089:1089:1089) (1093:1093:1093))
        (PORT datab (1157:1157:1157) (1207:1207:1207))
        (PORT datac (2110:2110:2110) (2337:2337:2337))
        (PORT datad (191:191:191) (191:191:191))
        (IOPATH dataa regin (739:739:739) (739:739:739))
        (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 dataa combout (571:571:571) (571:571:571))
        (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 m1_reg\[2\]\~I.lereg)
    (DELAY
      (ABSOLUTE
        (PORT datac (2285:2285:2285) (2512:2512:2512))
        (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 M2\[2\]\~I)
    (DELAY
      (ABSOLUTE
        (IOPATH padio combout (708:708:708) (708:708:708))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_io")
    (INSTANCE M1\[3\]\~I)
    (DELAY
      (ABSOLUTE
        (IOPATH padio combout (708:708:708) (708:708:708))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_asynch_lcell")
    (INSTANCE m1_reg\[3\]\~I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT dataa (587:587:587) (583:583:583))
        (PORT datac (1880:1880:1880) (2155:2155:2155))
        (PORT datad (1607:1607:1607) (1596:1596:1596))
        (IOPATH dataa regin (739:739:739) (739:739:739))
        (IOPATH datad regin (369:369:369) (369:369:369))
        (IOPATH qfbkin regin (577:577:577) (577:577:577))
        (IOPATH dataa combout (571:571:571) (571:571:571))
        (IOPATH datad combout (125:125:125) (125:125:125))
        (IOPATH qfbkin combout (372:372:372) (372:372:372))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_lcell_register")
    (INSTANCE m1_reg\[3\]\~I.lereg)
    (DELAY
      (ABSOLUTE
        (PORT datac (2055:2055:2055) (2330:2330:2330))
        (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_asynch_lcell")
    (INSTANCE m2_reg\[2\]\~I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT datab (1635:1635:1635) (1649:1649:1649))
        (PORT datac (2523:2523:2523) (2742:2742:2742))
        (PORT datad (1583:1583:1583) (1602:1602:1602))
        (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\[2\]\~I.lereg)
    (DELAY
      (ABSOLUTE
        (PORT datac (2698:2698:2698) (2917:2917:2917))
        (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_asynch_lcell")
    (INSTANCE pro_reg\[0\]\~I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT datab (1219:1219:1219) (1229:1229:1229))
        (PORT datad (1244:1244:1244) (1239:1239:1239))
        (IOPATH datab regin (663:663:663) (663:663:663))
        (IOPATH datad regin (369:369:369) (369:369:369))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_lcell_register")
    (INSTANCE pro_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 always3\~0_I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT dataa (691:691:691) (697:697:697))
        (PORT datab (1316:1316:1316) (1348:1348:1348))
        (PORT datac (2085:2085:2085) (2090:2090:2090))
        (PORT datad (1286:1286:1286) (1291:1291:1291))
        (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_asynch_lcell")
    (INSTANCE pro_reg\~534_I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT dataa (1320:1320:1320) (1340:1340:1340))
        (PORT datab (443:443:443) (457:457:457))
        (PORT datac (693:693:693) (726:726:726))
        (PORT datad (1284:1284:1284) (1289:1289:1289))
        (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_asynch_lcell")
    (INSTANCE pro_reg\[1\]\~I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT dataa (1408:1408:1408) (1445:1445:1445))
        (PORT datab (1307:1307:1307) (1338:1338:1338))
        (PORT datac (1389:1389:1389) (1454:1454:1454))
        (PORT datad (1060:1060:1060) (1109:1109:1109))
        (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))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_lcell_register")
    (INSTANCE pro_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_asynch_lcell")
    (INSTANCE m1_tmp\[2\]\~47_I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT dataa (1186:1186:1186) (1227:1227:1227))
        (PORT datac (610:610:610) (629:629:629))
        (IOPATH dataa combout (571:571:571) (571:571:571))
        (IOPATH datac combout (319:319:319) (319:319:319))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_asynch_lcell")
    (INSTANCE pro_reg\~536_I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT dataa (591:591:591) (588:588:588))
        (PORT datab (687:687:687) (705:705:705))
        (PORT datac (705:705:705) (735:735:735))
        (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))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_asynch_lcell")
    (INSTANCE pro_reg\[2\]\~I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT dataa (1493:1493:1493) (1516:1516:1516))
        (PORT datab (663:663:663) (687:687:687))
        (PORT datac (1515:1515:1515) (1559:1559:1559))
        (PORT datad (677:677:677) (695:695:695))
        (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))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_lcell_register")
    (INSTANCE pro_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 pro_tmp\~133_I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT datac (608:608:608) (626:626:626))
        (PORT datad (555:555:555) (565:565:565))
        (IOPATH datac combout (319:319:319) (319:319:319))
        (IOPATH datad combout (125:125:125) (125:125:125))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_asynch_lcell")
    (INSTANCE pro_reg\[3\]\~540_I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT dataa (1577:1577:1577) (1594:1594:1594))
        (PORT datab (1243:1243:1243) (1275:1275:1275))
        (IOPATH dataa cout0 (611:611:611) (611:611:611))
        (IOPATH datab cout0 (467:467:467) (467:467:467))
        (IOPATH dataa cout1 (608:608:608) (608:608:608))
        (IOPATH datab cout1 (464:464:464) (464:464:464))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_asynch_lcell")
    (INSTANCE pro_reg\[3\]\~I.lecomb)
    (DELAY
      (ABSOLUTE
        (PORT dataa (1109:1109:1109) (1158:1158:1158))
        (PORT datab (1109:1109:1109) (1172:1172:1172))
        (PORT datac (1152:1152:1152) (1225:1225:1225))
        (IOPATH dataa regin (739:739:739) (739:739:739))
        (IOPATH datab regin (663:663:663) (663:663:663))
        (IOPATH cin0 regin (726:726:726) (726:726:726))
        (IOPATH cin1 regin (719:719:719) (719:719:719))
        (IOPATH dataa cout0 (611:611:611) (611:611:611))
        (IOPATH datab cout0 (467:467:467) (467:467:467))
        (IOPATH cin0 cout0 (77:77:77) (77:77:77))
        (IOPATH dataa cout1 (608:608:608) (608:608:608))
        (IOPATH datab cout1 (464:464:464) (464:464:464))
        (IOPATH cin1 cout1 (69:69:69) (69:69:69))
      )
    )
  )
  (CELL
    (CELLTYPE "maxii_lcell_register")
    (INSTANCE pro_reg\[3\]\~I.lereg)
    (DELAY
      (ABSOLUTE
        (PORT sload (2294:2294:2294) (2364:2364:2364))
        (PORT datac (1327:1327:1327) (1400:1400:1400))
        (PORT sclr (2603:2603:2603) (2628:2628:2628))
        (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 datac (posedge clk) (208:208:208))
      (SETUP datain (posedge clk) (208:208:208))