distrib/sources/yagle/yagle/yag_latch.h

   1 /****************************************************************************/
   2 /*                                                                          */
   3 /*                      Chaine de CAO & VLSI   Alliance                     */
   4 /*                                                                          */
   5 /*    Produit : YAGLE  v3.50                                                */
   6 /*    Fichier : yag_latch.h                                                 */
   7 /*                                                                          */
   8 /*    (c) copyright 1994 Laboratoire MASI equipe CAO & VLSI                 */
   9 /*    Tous droits reserves                                                  */
  10 /*    Support : e-mail alliance-support@asim.lip6.fr                        */
  11 /*                                                                          */
  12 /*                                                                          */
  13 /****************************************************************************/
  14
  15 /* latch feedback types */
  16
  17 #define FB_UNKNOWN       (long)0
  18 #define FB_INV           ((long) 0x00000001)
  19 #define FB_NAND          ((long) 0x00000002)
  20 #define FB_NOR           ((long) 0x00000003)
  21 #define FB_TRISTATE      ((long) 0x00000004)
  22 #define FB_PASSINV       ((long) 0x00000005)
  23 #define FB_SWITCHINV     ((long) 0x00000006)
  24 #define FB_PASSNAND      ((long) 0x00000007)
  25 #define FB_SWITCHNAND    ((long) 0x00000008)
  26 #define FB_PASSNOR       ((long) 0x00000009)
  27 #define FB_SWITCHNOR     ((long) 0x0000000a)
  28
  29 /* latch forward cone types */
  30
  31 #define FW_UNKNOWN       (long)0
  32 #define FW_INV           ((long) 0x00000100)
  33 #define FW_NAND          ((long) 0x00000200)
  34 #define FW_NOR           ((long) 0x00000300)
  35
  36 /* Miscellaneous latch types */
  37
  38 #define DIFF             ((long) 0x00100000)
  39 #define DLATCH           ((long) 0x00200000)
  40
  41 /* bistable types */
  42
  43 #define BISTABLE_NAND    ((long) 0x00010000)
  44 #define BISTABLE_NOR     ((long) 0x00020000)
  45
  46 /* pattern matching return types */
  47
  48 #define PM_UNKNOWN       0
  49 #define PM_INV           1
  50 #define PM_NAND          2
  51 #define PM_NOR           3
  52 #define PM_TRISTATE      4
  53 #define PM_PASSINV       5
  54 #define PM_SWITCHINV     6
  55 #define PM_PASSNAND      7
  56 #define PM_SWITCHNAND    8
  57 #define PM_PASSNOR       9
  58 #define PM_SWITCHNOR     10
  59
  60 void            yagMarkLevelHold (cone_list *ptbleedcone, cone_list *ptcone, chain_list *transchain);
  61 int             yagCountConnections(chain_list *loconchain, int only_source_drain);
  62 chain_list     *yagCheckLoop (cone_list *ptcone, int fIgnoreFalse);
  63 void            yagExtractBleeder (inffig_list *ifl, cone_list *ptcone);
  64 void            yagDetectBleeder (cone_list *ptcone);
  65 void            yagRmvThruBleed (cone_list *ptcone);
  66 void            yagMarkLoopConf (cone_list *ptcone);
  67 void            yagMatchLatch (cone_list *ptcone);
  68 void            yagMatchSimpleLatch (cone_list *ptcone);
  69 void            yagPairMemsym (inffig_list *ifl, cone_list *ptcone);
  70 int             yagMatchNAND (cone_list *ptcone, cone_list *ptincone);
  71 int             yagMatchNOR (cone_list *ptcone, cone_list *ptincone);
  72 void            yagSelectRSLatch (cone_list *ptcone0, cone_list *ptcone1);
  73 int             yagMatchNOT (cone_list *ptcone, cone_list *ptincone);
  74 float           yagInverterStrength (cone_list *ptcone0, cone_list *ptcone1);
  75 int             yagMatchInversion (cone_list *ptcone, cone_list *ptincone, float *ptstrength, chain_list **pttranslist);
  76 int             yagMatchSwitchedInversion (cone_list *ptcone, cone_list *ptincone, chain_list **pttranslist);
  77 int             yagIsInverse(cone_list *ptcone, cone_list *ptincone);
  78 void            yagRmvThruLatch (cone_list *ptcone);
  79