Command &esop to convert AIG into ESOP.

abclib.dsp

@@ -4195,6 +4195,10 @@ SOURCE=.\src\aig\gia\giaEra2.c
 # End Source File
 # Begin Source File
 
+SOURCE=.\src\aig\gia\giaEsop.c
+# End Source File
+# Begin Source File
+
 SOURCE=.\src\aig\gia\giaFadds.c
 # End Source File
 # Begin Source File

src/aig/gia/module.make

@@ -22,6 +22,7 @@ SRC +=    src/aig/gia/giaAig.c \
     src/aig/gia/giaEquiv.c \
     src/aig/gia/giaEra.c \
     src/aig/gia/giaEra2.c \
+    src/aig/gia/giaEsop.c \
     src/aig/gia/giaFadds.c \
     src/aig/gia/giaFalse.c \
     src/aig/gia/giaFanout.c \

src/base/abci/abc.c

@@ -464,6 +464,7 @@ static int Abc_CommandAbc9Bmci               ( Abc_Frame_t * pAbc, int argc, cha
 static int Abc_CommandAbc9PoXsim             ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandAbc9Demiter            ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandAbc9Fadds              ( Abc_Frame_t * pAbc, int argc, char ** argv );
+static int Abc_CommandAbc9Esop               ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandAbc9Mfs                ( Abc_Frame_t * pAbc, int argc, char ** argv );
 //static int Abc_CommandAbc9PoPart2            ( Abc_Frame_t * pAbc, int argc, char ** argv );
 //static int Abc_CommandAbc9CexCut             ( Abc_Frame_t * pAbc, int argc, char ** argv );
@@ -1090,6 +1091,7 @@ void Abc_Init( Abc_Frame_t * pAbc )
     Cmd_CommandAdd( pAbc, "ABC9",         "&poxsim",       Abc_CommandAbc9PoXsim,       0 );
     Cmd_CommandAdd( pAbc, "ABC9",         "&demiter",      Abc_CommandAbc9Demiter,      0 );
     Cmd_CommandAdd( pAbc, "ABC9",         "&fadds",        Abc_CommandAbc9Fadds,        0 );
+    Cmd_CommandAdd( pAbc, "ABC9",         "&esop",         Abc_CommandAbc9Esop,         0 );
     Cmd_CommandAdd( pAbc, "ABC9",         "&mfs",          Abc_CommandAbc9Mfs,          0 );
 //    Cmd_CommandAdd( pAbc, "ABC9",         "&popart2",      Abc_CommandAbc9PoPart2,      0 );
 //    Cmd_CommandAdd( pAbc, "ABC9",         "&cexcut",       Abc_CommandAbc9CexCut,       0 );
@@ -39165,6 +39167,53 @@ usage:
   SeeAlso     []
 
 ***********************************************************************/
+int Abc_CommandAbc9Esop( Abc_Frame_t * pAbc, int argc, char ** argv )
+{
+    extern Gia_Man_t * Eso_ManCompute( Gia_Man_t * pGia, int fVerbose );
+    Gia_Man_t * pTemp;
+    int c, fVerbose = 0;
+    Extra_UtilGetoptReset();
+    while ( ( c = Extra_UtilGetopt( argc, argv, "vh" ) ) != EOF )
+    {
+        switch ( c )
+        {
+        case 'v':
+            fVerbose ^= 1;
+            break;
+        case 'h':
+            goto usage;
+        default:
+            goto usage;
+        }
+    }
+    if ( pAbc->pGia == NULL )
+    {
+        Abc_Print( -1, "Abc_CommandAbc9Esop(): There is no AIG.\n" );
+        return 0;
+    }
+    pTemp = Eso_ManCompute( pAbc->pGia, fVerbose );
+    Abc_FrameUpdateGia( pAbc, pTemp );
+    return 0;
+
+usage:
+    Abc_Print( -2, "usage: &esop [-vh]\n" );
+    Abc_Print( -2, "\t         derives Exclusive Sum of Products from AIG\n" );
+    Abc_Print( -2, "\t-v     : toggles printing verbose information [default = %s]\n",  fVerbose? "yes": "no" );
+    Abc_Print( -2, "\t-h     : print the command usage\n");
+    return 1;
+}
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
 int Abc_CommandAbc9Mfs( Abc_Frame_t * pAbc, int argc, char ** argv )
 {
     extern Gia_Man_t * Gia_ManPerformMfs( Gia_Man_t * p, Sfm_Par_t * pPars );

src/misc/vec/vecHsh.h

@@ -79,6 +79,8 @@ struct Hsh_VecMan_t_
     Vec_Int_t *  vData;       // data storage
     Vec_Int_t *  vMap;        // mapping entries into data;
     Vec_Int_t    vTemp;       // temporary array
+    Vec_Int_t    vTemp1;      // temporary array
+    Vec_Int_t    vTemp2;      // temporary array
 };
 
 ////////////////////////////////////////////////////////////////////////
@@ -305,6 +307,10 @@ static inline void Hsh_VecManStop( Hsh_VecMan_t * p )
     Vec_IntFree( p->vMap );
     ABC_FREE( p );
 }
+static inline int * Hsh_VecReadArray( Hsh_VecMan_t * p, int i )
+{
+    return (int*)Hsh_VecObj(p, i) + 2;
+}
 static inline Vec_Int_t * Hsh_VecReadEntry( Hsh_VecMan_t * p, int i )
 {
     Hsh_VecObj_t * pObj = Hsh_VecObj( p, i );
@@ -312,6 +318,20 @@ static inline Vec_Int_t * Hsh_VecReadEntry( Hsh_VecMan_t * p, int i )
     p->vTemp.pArray = (int*)pObj + 2;
     return &p->vTemp;
 }
+static inline Vec_Int_t * Hsh_VecReadEntry1( Hsh_VecMan_t * p, int i )
+{
+    Hsh_VecObj_t * pObj = Hsh_VecObj( p, i );
+    p->vTemp1.nSize = p->vTemp1.nCap = pObj->nSize;
+    p->vTemp1.pArray = (int*)pObj + 2;
+    return &p->vTemp1;
+}
+static inline Vec_Int_t * Hsh_VecReadEntry2( Hsh_VecMan_t * p, int i )
+{
+    Hsh_VecObj_t * pObj = Hsh_VecObj( p, i );
+    p->vTemp2.nSize = p->vTemp2.nCap = pObj->nSize;
+    p->vTemp2.pArray = (int*)pObj + 2;
+    return &p->vTemp2;
+}
 static inline int Hsh_VecSize( Hsh_VecMan_t * p )
 {
     return Vec_IntSize(p->vMap);

src/misc/vec/vecPtr.h

@@ -770,6 +770,26 @@ static inline void Vec_PtrRemove( Vec_Ptr_t * p, void * Entry )
 
 /**Function*************************************************************
 
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+static inline void Vec_PtrDrop( Vec_Ptr_t * p, int i )
+{
+    int k;
+    assert( i >= 0 && i < Vec_PtrSize(p) );
+    p->nSize--;
+    for ( k = i; k < p->nSize; k++ )
+        p->pArray[k] = p->pArray[k+1];
+}
+
+/**Function*************************************************************
+
   Synopsis    [Interts entry at the index iHere. Shifts other entries.]
 
   Description []