Fixing the format mismatch in writing mapped GIA.

src/aig/gia/giaAiger.c

@@ -603,14 +603,17 @@ Gia_Man_t * Gia_AigerReadFromMemory( char * pContents, int nFileSize, int fSkipS
             {
                 extern int * Gia_AigerReadMapping( unsigned char ** ppPos, int nSize );
                 extern int * Gia_AigerReadMappingSimple( unsigned char ** ppPos, int nSize );
-                int nSize;
+                extern int * Gia_AigerReadMappingDoc( unsigned char ** ppPos, int nObjs, int * pOffset );
+                int nSize, nOffset;
                 pCur++;
                 nSize = Gia_AigerReadInt(pCur);
                 pCurTemp = pCur + nSize + 4;           pCur += 4;
 //                pNew->pMapping = Gia_AigerReadMapping( &pCur, Gia_ManObjNum(pNew) );
-                pNew->pMapping = Gia_AigerReadMappingSimple( &pCur, nSize );
-                pNew->nOffset = nSize / 4;
-                pCur += nSize;
+//                pNew->pMapping = Gia_AigerReadMappingSimple( &pCur, nSize );
+//                pNew->nOffset = nSize / 4;
+//                pCur += nSize;
+                pNew->pMapping = Gia_AigerReadMappingDoc( &pCur, Gia_ManObjNum(pNew), &nOffset );
+                pNew->nOffset = nOffset;
                 assert( pCur == pCurTemp );
                 if ( fVerbose ) printf( "Finished reading extension \"m\".\n" );
             }
@@ -1185,8 +1188,9 @@ void Gia_AigerWrite( Gia_Man_t * pInit, char * pFileName, int fWriteSymbols, int
     {
         extern Vec_Str_t * Gia_AigerWriteMapping( Gia_Man_t * p );
         extern Vec_Str_t * Gia_AigerWriteMappingSimple( Gia_Man_t * p );
+        extern Vec_Str_t * Gia_AigerWriteMappingDoc( Gia_Man_t * p );
         fprintf( pFile, "m" );
-        vStrExt = Gia_AigerWriteMappingSimple( p );
+        vStrExt = Gia_AigerWriteMappingDoc( p );
         Gia_FileWriteBufferSize( pFile, Vec_StrSize(vStrExt) );
         fwrite( Vec_StrArray(vStrExt), 1, Vec_StrSize(vStrExt), pFile );
         Vec_StrFree( vStrExt );

src/aig/gia/giaAigerExt.c

@@ -233,6 +233,63 @@ Vec_Str_t * Gia_AigerWriteMappingSimple( Gia_Man_t * p )
 
 /**Function*************************************************************
 
+  Synopsis    [Read/write mapping information.]
+
+  Description []
+  
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+int * Gia_AigerReadMappingDoc( unsigned char ** ppPos, int nObjs, int * pOffset )
+{
+    int * pMapping, nLuts, LutSize, iRoot, nFanins, i, k;
+    nLuts    = Gia_AigerReadInt( *ppPos ); *ppPos += 4;
+    LutSize  = Gia_AigerReadInt( *ppPos ); *ppPos += 4;
+    pMapping = ABC_CALLOC( int, nObjs + (LutSize + 2) * nLuts );
+    *pOffset = nObjs;
+    for ( i = 0; i < nLuts; i++ )
+    {
+        iRoot   = Gia_AigerReadInt( *ppPos ); *ppPos += 4;
+        nFanins = Gia_AigerReadInt( *ppPos ); *ppPos += 4;
+        pMapping[iRoot] = *pOffset;
+        // write one
+        pMapping[ (*pOffset)++ ] = nFanins; 
+        for ( k = 0; k < nFanins; k++ )
+        {
+            pMapping[ (*pOffset)++ ] = Gia_AigerReadInt( *ppPos ); *ppPos += 4;
+        }
+        pMapping[ (*pOffset)++ ] = iRoot; 
+    }
+    return pMapping;
+}
+Vec_Str_t * Gia_AigerWriteMappingDoc( Gia_Man_t * p )
+{
+    unsigned char * pBuffer;
+    int i, k, iFan, nLuts = 0, LutSize = 0, nSize = 2, nSize2 = 0;
+    Gia_ManForEachLut( p, i )
+    {
+        nLuts++;
+        nSize += Gia_ObjLutSize(p, i) + 2;
+        LutSize = Abc_MaxInt( LutSize, Gia_ObjLutSize(p, i) );
+    }
+    pBuffer = ABC_ALLOC( unsigned char, 4 * nSize );
+    Gia_AigerWriteInt( pBuffer + 4 * nSize2++, nLuts );  
+    Gia_AigerWriteInt( pBuffer + 4 * nSize2++, LutSize );
+    Gia_ManForEachLut( p, i )
+    {
+        Gia_AigerWriteInt( pBuffer + 4 * nSize2++, i );
+        Gia_AigerWriteInt( pBuffer + 4 * nSize2++, Gia_ObjLutSize(p, i) );
+        Gia_LutForEachFanin( p, i, iFan, k )
+            Gia_AigerWriteInt( pBuffer + 4 * nSize2++, iFan );
+    }
+    assert( nSize2 == nSize );
+    return Vec_StrAllocArray( (char *)pBuffer, 4*nSize );
+}
+
+/**Function*************************************************************
+
   Synopsis    [Read/write packing information.]
 
   Description []