Added switch 'satclp -Z' to control the max size of the cone to work with.

1 files changed, 17 insertions, 4 deletions

diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c
index 2a71fd7a..9b62c622 100644
--- a/src/base/abci/abc.c
+++ b/src/base/abci/abc.c
@@ -3104,6 +3104,7 @@ int Abc_CommandSatClp( Abc_Frame_t * pAbc, int argc, char ** argv )
     Abc_Ntk_t * pNtk = Abc_FrameReadNtk(pAbc), * pNtkRes;
     int nCubeLim = 1000;
     int nBTLimit = 1000000;
+    int nCostMax = 20000000;
     int fCanon   = 0;
     int fReverse = 0;
     int fVerbose = 0;
@@ -3111,7 +3112,7 @@ int Abc_CommandSatClp( Abc_Frame_t * pAbc, int argc, char ** argv )
 
     // set defaults
     Extra_UtilGetoptReset();
-    while ( ( c = Extra_UtilGetopt( argc, argv, "CLcrvh" ) ) != EOF )
+    while ( ( c = Extra_UtilGetopt( argc, argv, "CLZcrvh" ) ) != EOF )
     {
         switch ( c )
         {
@@ -3137,6 +3138,17 @@ int Abc_CommandSatClp( Abc_Frame_t * pAbc, int argc, char ** argv )
             if ( nBTLimit < 0 )
                 goto usage;
             break;
+        case 'Z':
+            if ( globalUtilOptind >= argc )
+            {
+                Abc_Print( -1, "Command line switch \"-Z\" should be followed by an integer.\n" );
+                goto usage;
+            }
+            nCostMax = atoi(argv[globalUtilOptind]);
+            globalUtilOptind++;
+            if ( nCostMax < 0 )
+                goto usage;
+            break;
         case 'c':
             fCanon ^= 1;
             break;
@@ -3167,11 +3179,11 @@ int Abc_CommandSatClp( Abc_Frame_t * pAbc, int argc, char ** argv )
 
     // get the new network
     if ( Abc_NtkIsStrash(pNtk) )
-        pNtkRes = Abc_NtkCollapseSat( pNtk, nCubeLim, nBTLimit, fCanon, fReverse, fVerbose );
+        pNtkRes = Abc_NtkCollapseSat( pNtk, nCubeLim, nBTLimit, nCostMax, fCanon, fReverse, fVerbose );
     else
     {
         pNtk = Abc_NtkStrash( pNtk, 0, 0, 0 );
-        pNtkRes = Abc_NtkCollapseSat( pNtk, nCubeLim, nBTLimit, fCanon, fReverse, fVerbose );
+        pNtkRes = Abc_NtkCollapseSat( pNtk, nCubeLim, nBTLimit, nCostMax, fCanon, fReverse, fVerbose );
         Abc_NtkDelete( pNtk );
     }
     if ( pNtkRes == NULL )
@@ -3184,10 +3196,11 @@ int Abc_CommandSatClp( Abc_Frame_t * pAbc, int argc, char ** argv )
     return 0;
 
 usage:
-    Abc_Print( -2, "usage: satclp [-CL num] [-crvh]\n" );
+    Abc_Print( -2, "usage: satclp [-CLZ num] [-crvh]\n" );
     Abc_Print( -2, "\t         performs SAT based collapsing\n" );
     Abc_Print( -2, "\t-C num : the limit on the SOP size of one output [default = %d]\n", nCubeLim );
     Abc_Print( -2, "\t-L num : the limit on the number of conflicts in one SAT call [default = %d]\n", nBTLimit );
+    Abc_Print( -2, "\t-Z num : the limit on the cost of the largest output [default = %d]\n", nCostMax );
     Abc_Print( -2, "\t-c     : toggles using canonical ISOP computation [default = %s]\n", fCanon? "yes": "no" );
     Abc_Print( -2, "\t-r     : toggles using reverse veriable ordering [default = %s]\n", fReverse? "yes": "no" );
     Abc_Print( -2, "\t-v     : toggles printing verbose information [default = %s]\n", fVerbose? "yes": "no" );