From 31360734b70730e449f67cc60a96a533c7f5082d Mon Sep 17 00:00:00 2001
From: Alan Mishchenko <alanmi@berkeley.edu>
Date: Thu, 19 May 2011 11:43:11 +0700
Subject: Added new command 'outdec'.

---
 src/base/abci/abc.c    | 79 ++++++++++++++++++++++++++++++++++++++++++++++++++
 src/base/abci/abcDar.c | 30 +++++++++++++++++++
 2 files changed, 109 insertions(+)

(limited to 'src/base')

diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c
index 13411203..15d29df2 100644
--- a/src/base/abci/abc.c
+++ b/src/base/abci/abc.c
@@ -160,6 +160,7 @@ static int Abc_CommandCover                  ( Abc_Frame_t * pAbc, int argc, cha
 static int Abc_CommandDouble                 ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandInter                  ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandBb2Wb                  ( Abc_Frame_t * pAbc, int argc, char ** argv );
+static int Abc_CommandOutdec                 ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandTest                   ( Abc_Frame_t * pAbc, int argc, char ** argv );
 
 static int Abc_CommandQuaVar                 ( Abc_Frame_t * pAbc, int argc, char ** argv );
@@ -579,6 +580,7 @@ void Abc_Init( Abc_Frame_t * pAbc )
     Cmd_CommandAdd( pAbc, "Various",      "double",        Abc_CommandDouble,           1 );
     Cmd_CommandAdd( pAbc, "Various",      "inter",         Abc_CommandInter,            1 );
     Cmd_CommandAdd( pAbc, "Various",      "bb2wb",         Abc_CommandBb2Wb,            0 );
+    Cmd_CommandAdd( pAbc, "Various",      "outdec",        Abc_CommandOutdec,           1 );
     Cmd_CommandAdd( pAbc, "Various",      "test",          Abc_CommandTest,             0 );
 //    Cmd_CommandAdd( pAbc, "Various",      "qbf_solve",     Abc_CommandTest,               0 );
 
@@ -8408,6 +8410,82 @@ usage:
     return 1;
 }
 
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+int Abc_CommandOutdec( Abc_Frame_t * pAbc, int argc, char ** argv )
+{
+    extern Abc_Ntk_t * Abc_NtkDarOutdec( Abc_Ntk_t * pNtk, int nLits, int fVerbose );
+    Abc_Ntk_t * pNtk = Abc_FrameReadNtk(pAbc);
+    Abc_Ntk_t * pNtkRes;
+    int c, nLits = 1;
+    int fVerbose = 0;
+
+    // set defaults
+    Extra_UtilGetoptReset();
+    while ( ( c = Extra_UtilGetopt( argc, argv, "Lvh" ) ) != EOF )
+    {
+        switch ( c )
+        {
+        case 'L':
+            if ( globalUtilOptind >= argc )
+            {
+                Abc_Print( -1, "Command line switch \"-L\" should be followed by an integer.\n" );
+                goto usage;
+            }
+            nLits = atoi(argv[globalUtilOptind]);
+            globalUtilOptind++;
+            if ( nLits < 1 || nLits > 2 ) 
+            {
+                printf( "Currently, command \"outdec\" works for 1-lit and 2-lit primes only.\n" );
+                goto usage;
+            }
+            break;
+        case 'v':
+            fVerbose ^= 1;
+            break;
+        case 'h':
+            goto usage;
+        default:
+            goto usage;
+        }
+    }
+    if ( pNtk == NULL )
+    {
+        Abc_Print( -1, "Empty network.\n" );
+        return 1;
+    }
+    if ( !Abc_NtkIsStrash(pNtk) )
+    {
+        Abc_Print( -1, "Only works for strashed networks.\n" );
+        return 1;
+    }
+    pNtkRes = Abc_NtkDarOutdec( pNtk, nLits, fVerbose );
+    if ( pNtkRes == NULL )
+    {
+        Abc_Print( -1, "Command has failed.\n" );
+        return 0;
+    }
+    Abc_FrameReplaceCurrentNetwork( pAbc, pNtkRes );
+    return 0;
+
+usage:
+    Abc_Print( -2, "usage: outdec [-Lvh]\n" );
+    Abc_Print( -2, "\t         performs prime decomposition of the first output\n" );
+    Abc_Print( -2, "\t-L num : the number of literals in the primes [default = %d]\n", nLits );
+    Abc_Print( -2, "\t-v     : toggle printing verbose information [default = %s]\n", fVerbose? "yes": "no" );
+    Abc_Print( -2, "\t-h     : print the command usage\n");
+    return 1;
+}
+
 /**Function*************************************************************
 
   Synopsis    []
@@ -8577,6 +8655,7 @@ int Abc_CommandTest( Abc_Frame_t * pAbc, int argc, char ** argv )
     }
 }
 */
+
     return 0;
 usage:
     Abc_Print( -2, "usage: test [-CKDN] [-vwh] <file_name>\n" );
diff --git a/src/base/abci/abcDar.c b/src/base/abci/abcDar.c
index 34306fd8..c113d856 100644
--- a/src/base/abci/abcDar.c
+++ b/src/base/abci/abcDar.c
@@ -3832,6 +3832,36 @@ void Abc_NtkDarConstr( Abc_Ntk_t * pNtk, int nFrames, int nConfs, int nProps, in
     Aig_ManStop( pMan );
 }
 
+/**Function*************************************************************
+
+  Synopsis    [Performs BDD-based reachability analysis.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+Abc_Ntk_t * Abc_NtkDarOutdec( Abc_Ntk_t * pNtk, int nLits, int fVerbose )
+{
+    Abc_Ntk_t * pNtkAig;
+    Aig_Man_t * pMan, * pTemp;
+    assert( Abc_NtkIsStrash(pNtk) );
+    pMan = Abc_NtkToDar( pNtk, 0, 1 );
+    if ( pMan == NULL )
+        return NULL;
+    pMan = Saig_ManDecPropertyOutput( pTemp = pMan, nLits, fVerbose );
+    Aig_ManStop( pTemp );
+    if ( pMan == NULL )
+        return NULL;
+    pNtkAig = Abc_NtkFromAigPhase( pMan );
+    pNtkAig->pName = Extra_UtilStrsav(pMan->pName);
+    pNtkAig->pSpec = Extra_UtilStrsav(pMan->pSpec);
+    Aig_ManStop( pMan );
+    return pNtkAig;
+}
+
 /**Function*************************************************************
 
   Synopsis    [Performs BDD-based reachability analysis.]
-- 
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