Version abc71001

1 files changed, 503 insertions, 0 deletions

diff --git a/src/base/main/mainFrame.c b/src/base/main/mainFrame.c
new file mode 100644
index 00000000..eae8b7a6
--- /dev/null
+++ b/src/base/main/mainFrame.c
@@ -0,0 +1,503 @@
+/**CFile****************************************************************
+
+  FileName    [mainFrame.c]
+
+  SystemName  [ABC: Logic synthesis and verification system.]
+
+  PackageName [The main package.]
+
+  Synopsis    [The global framework resides in this file.]
+
+  Author      [Alan Mishchenko]
+  
+  Affiliation [UC Berkeley]
+
+  Date        [Ver. 1.0. Started - June 20, 2005.]
+
+  Revision    [$Id: mainFrame.c,v 1.00 2005/06/20 00:00:00 alanmi Exp $]
+
+***********************************************************************/
+
+#include "mainInt.h"
+#include "abc.h"
+#include "dec.h"
+
+////////////////////////////////////////////////////////////////////////
+///                        DECLARATIONS                              ///
+////////////////////////////////////////////////////////////////////////
+
+static Abc_Frame_t * s_GlobalFrame = NULL;
+
+////////////////////////////////////////////////////////////////////////
+///                     FUNCTION DEFINITIONS                         ///
+////////////////////////////////////////////////////////////////////////
+
+/**Function*************************************************************
+
+  Synopsis    [APIs to access parameters in the flobal frame.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+Vec_Ptr_t * Abc_FrameReadStore()                     { return s_GlobalFrame->vStore;       } 
+int         Abc_FrameReadStoreSize()                 { return Vec_PtrSize(s_GlobalFrame->vStore); }
+void *      Abc_FrameReadLibLut()                    { return s_GlobalFrame->pLibLut;      } 
+void *      Abc_FrameReadLibGen()                    { return s_GlobalFrame->pLibGen;      } 
+void *      Abc_FrameReadLibSuper()                  { return s_GlobalFrame->pLibSuper;    } 
+void *      Abc_FrameReadLibVer()                    { return s_GlobalFrame->pLibVer;      } 
+void *      Abc_FrameReadManDd()                     { if ( s_GlobalFrame->dd == NULL )      s_GlobalFrame->dd = Cudd_Init( 0, 0, CUDD_UNIQUE_SLOTS, CUDD_CACHE_SLOTS, 0 );  return s_GlobalFrame->dd;      } 
+void *      Abc_FrameReadManDec()                    { if ( s_GlobalFrame->pManDec == NULL ) s_GlobalFrame->pManDec = Dec_ManStart();                                        return s_GlobalFrame->pManDec; } 
+char *      Abc_FrameReadFlag( char * pFlag )        { return Cmd_FlagReadByName( s_GlobalFrame, pFlag );  } 
+
+void        Abc_FrameSetLibLut( void * pLib )        { s_GlobalFrame->pLibLut   = pLib;    } 
+void        Abc_FrameSetLibGen( void * pLib )        { s_GlobalFrame->pLibGen   = pLib;    } 
+void        Abc_FrameSetLibSuper( void * pLib )      { s_GlobalFrame->pLibSuper = pLib;    } 
+void        Abc_FrameSetLibVer( void * pLib )        { s_GlobalFrame->pLibVer   = pLib;    } 
+void        Abc_FrameSetFlag( char * pFlag, char * pValue )  { Cmd_FlagUpdateValue( s_GlobalFrame, pFlag, pValue );  } 
+
+/**Function*************************************************************
+
+  Synopsis    [Returns 1 if the flag is enabled without value or with value 1.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+bool Abc_FrameIsFlagEnabled( char * pFlag )
+{
+    char * pValue;
+    // if flag is not defined, it is not enabled
+    pValue = Abc_FrameReadFlag( pFlag );
+    if ( pValue == NULL )
+        return 0;
+    // if flag is defined but value is not empty (no parameter) or "1", it is not enabled
+    if ( strcmp(pValue, "") && strcmp(pValue, "1") )
+        return 0;
+    return 1;
+}
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+Abc_Frame_t * Abc_FrameAllocate()
+{
+    Abc_Frame_t * p;
+    extern void define_cube_size( int n );
+    extern void set_espresso_flags();
+    // allocate and clean
+    p = ALLOC( Abc_Frame_t, 1 );
+    memset( p, 0, sizeof(Abc_Frame_t) );
+    // get version
+    p->sVersion = Abc_UtilsGetVersion( p );
+    // set streams
+    p->Err = stderr;
+    p->Out = stdout;
+    p->Hst = NULL;
+    // set the starting step
+    p->nSteps = 1;
+    p->fBatchMode = 0;
+    // networks to be used by choice
+    p->vStore = Vec_PtrAlloc( 16 );
+    // initialize decomposition manager
+    define_cube_size(20);
+    set_espresso_flags();
+    // initialize the trace manager
+//    Abc_HManStart();
+    return p;
+}
+
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Abc_FrameDeallocate( Abc_Frame_t * p )
+{
+    extern void Rwt_ManGlobalStop();
+    extern void undefine_cube_size();
+//    extern void Ivy_TruthManStop();
+//    Abc_HManStop();
+    undefine_cube_size();
+    Rwt_ManGlobalStop();
+//    Ivy_TruthManStop();
+    if ( p->pLibVer ) Abc_LibFree( p->pLibVer, NULL );
+    if ( p->pManDec ) Dec_ManStop( p->pManDec );
+    if ( p->dd )      Extra_StopManager( p->dd );
+    if ( p->vStore )  Vec_PtrFree( p->vStore );
+    Abc_FrameDeleteAllNetworks( p );
+    free( p );
+    s_GlobalFrame = NULL;
+}
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Abc_FrameRestart( Abc_Frame_t * p )
+{
+}
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+bool Abc_FrameShowProgress( Abc_Frame_t * p )
+{
+    return Abc_FrameIsFlagEnabled( "progressbar" );
+}
+
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+Abc_Ntk_t * Abc_FrameReadNtk( Abc_Frame_t * p )
+{
+    return p->pNtkCur;
+}
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+FILE * Abc_FrameReadOut( Abc_Frame_t * p )
+{
+    return p->Out;
+}
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+FILE * Abc_FrameReadErr( Abc_Frame_t * p )
+{
+    return p->Err;
+}
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+int Abc_FrameReadMode( Abc_Frame_t * p )
+{
+    int fShortNames;
+    char * pValue;
+    pValue = Cmd_FlagReadByName( p, "namemode" );
+    if ( pValue == NULL )
+        fShortNames = 0;
+    else 
+        fShortNames = atoi(pValue);
+    return fShortNames;
+}
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+bool Abc_FrameSetMode( Abc_Frame_t * p, bool fNameMode )
+{
+    char Buffer[2];
+    bool fNameModeOld;
+    fNameModeOld = Abc_FrameReadMode( p );
+    Buffer[0] = '0' + fNameMode;
+    Buffer[1] = 0;
+    Cmd_FlagUpdateValue( p, "namemode", (char *)Buffer );
+    return fNameModeOld;
+}
+
+
+/**Function*************************************************************
+
+  Synopsis    [Sets the given network to be the current one.]
+
+  Description [Takes the network and makes it the current network.
+  The previous current network is attached to the given network as 
+  a backup copy. In the stack of backup networks contains too many
+  networks (defined by the paramater "savesteps"), the bottom
+  most network is deleted.]
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Abc_FrameSetCurrentNetwork( Abc_Frame_t * p, Abc_Ntk_t * pNtkNew )
+{
+    Abc_Ntk_t * pNtk, * pNtk2, * pNtk3;
+    int nNetsPresent;
+    int nNetsToSave;
+    char * pValue;
+
+    // link it to the previous network
+    Abc_NtkSetBackup( pNtkNew, p->pNtkCur );
+    // set the step of this network
+    Abc_NtkSetStep( pNtkNew, ++p->nSteps );
+    // set this network to be the current network
+    p->pNtkCur = pNtkNew;
+
+    // remove any extra network that may happen to be in the stack
+    pValue = Cmd_FlagReadByName( p, "savesteps" );
+    // if the value of steps to save is not set, assume 1-level undo
+    if ( pValue == NULL )
+        nNetsToSave = 1;
+    else 
+        nNetsToSave = atoi(pValue);
+    
+    // count the network, remember the last one, and the one before the last one
+    nNetsPresent = 0;
+    pNtk2 = pNtk3 = NULL;
+    for ( pNtk = p->pNtkCur; pNtk; pNtk = Abc_NtkBackup(pNtk2) )
+    {
+        nNetsPresent++;
+        pNtk3 = pNtk2;
+        pNtk2 = pNtk;
+    }
+
+    // remove the earliest backup network if it is more steps away than we store
+    if ( nNetsPresent - 1 > nNetsToSave )
+    { // delete the last network
+        Abc_NtkDelete( pNtk2 );
+        // clean the pointer of the network before the last one
+        Abc_NtkSetBackup( pNtk3, NULL );
+    }
+}
+
+/**Function*************************************************************
+
+  Synopsis    [This procedure swaps the current and the backup network.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Abc_FrameSwapCurrentAndBackup( Abc_Frame_t * p )
+{
+    Abc_Ntk_t * pNtkCur, * pNtkBack, * pNtkBack2;
+    int iStepCur, iStepBack;
+
+    pNtkCur  = p->pNtkCur;
+    pNtkBack = Abc_NtkBackup( pNtkCur );
+    iStepCur = Abc_NtkStep  ( pNtkCur );
+
+    // if there is no backup nothing to reset
+    if ( pNtkBack == NULL )
+        return;
+
+    // remember the backup of the backup
+    pNtkBack2 = Abc_NtkBackup( pNtkBack );
+    iStepBack = Abc_NtkStep  ( pNtkBack );
+
+    // set pNtkCur to be the next after the backup's backup
+    Abc_NtkSetBackup( pNtkCur, pNtkBack2 );
+    Abc_NtkSetStep  ( pNtkCur, iStepBack );
+
+    // set pNtkCur to be the next after the backup
+    Abc_NtkSetBackup( pNtkBack, pNtkCur );
+    Abc_NtkSetStep  ( pNtkBack, iStepCur );
+
+    // set the current network
+    p->pNtkCur = pNtkBack;
+}
+
+
+/**Function*************************************************************
+
+  Synopsis    [Replaces the current network by the given one.]
+
+  Description [This procedure does not modify the stack of saved
+  networks.]
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Abc_FrameReplaceCurrentNetwork( Abc_Frame_t * p, Abc_Ntk_t * pNtk )
+{
+    if ( pNtk == NULL )
+        return;
+
+    // transfer the parameters to the new network
+    if ( p->pNtkCur && Abc_FrameIsFlagEnabled( "backup" ) )
+    {
+        Abc_NtkSetBackup( pNtk, Abc_NtkBackup(p->pNtkCur) );
+        Abc_NtkSetStep( pNtk, Abc_NtkStep(p->pNtkCur) );
+        // delete the current network
+        Abc_NtkDelete( p->pNtkCur );
+    }
+    else
+    {
+        Abc_NtkSetBackup( pNtk, NULL );
+        Abc_NtkSetStep( pNtk, ++p->nSteps );
+        // delete the current network if present but backup is disabled
+        if ( p->pNtkCur )
+            Abc_NtkDelete( p->pNtkCur );
+    }
+    // set the new current network
+    p->pNtkCur = pNtk;
+}
+
+/**Function*************************************************************
+
+  Synopsis    [Removes library binding of all currently stored networks.]
+
+  Description [This procedure is called when the library is freed.]
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Abc_FrameUnmapAllNetworks( Abc_Frame_t * p )
+{
+    Abc_Ntk_t * pNtk;
+    for ( pNtk = p->pNtkCur; pNtk; pNtk = Abc_NtkBackup(pNtk) )
+        if ( Abc_NtkHasMapping(pNtk) )
+            Abc_NtkMapToSop( pNtk );
+}
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Abc_FrameDeleteAllNetworks( Abc_Frame_t * p )
+{
+    Abc_Ntk_t * pNtk, * pNtk2;
+    // delete all the currently saved networks
+    for ( pNtk  = p->pNtkCur, 
+          pNtk2 = pNtk? Abc_NtkBackup(pNtk): NULL; 
+          pNtk; 
+          pNtk  = pNtk2, 
+          pNtk2 = pNtk? Abc_NtkBackup(pNtk): NULL )
+        Abc_NtkDelete( pNtk );
+    // set the current network empty
+    p->pNtkCur = NULL;
+//    fprintf( p->Out, "All networks have been deleted.\n" );
+}
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Abc_FrameSetGlobalFrame( Abc_Frame_t * p )
+{
+    s_GlobalFrame = p;
+}
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+Abc_Frame_t * Abc_FrameGetGlobalFrame()
+{
+    if ( s_GlobalFrame == 0 )
+    {
+        // start the framework
+        s_GlobalFrame = Abc_FrameAllocate();
+        // perform initializations
+        Abc_FrameInit( s_GlobalFrame );
+    }
+    return s_GlobalFrame;
+}
+
+
+////////////////////////////////////////////////////////////////////////
+///                       END OF FILE                                ///
+////////////////////////////////////////////////////////////////////////
+
+