Adding command &print_truth to print truth tables for primary outputs.

2 files changed, 123 insertions, 0 deletions

diff --git a/src/aig/gia/giaTruth.c b/src/aig/gia/giaTruth.c
index 86f17594..2062f2ad 100644
--- a/src/aig/gia/giaTruth.c
+++ b/src/aig/gia/giaTruth.c
@@ -63,6 +63,40 @@ static inline word * Gla_ObjTruthDup( Gia_Man_t * p, word * pDst, word * pSrc, i
   SeeAlso     []
 
 ***********************************************************************/
+word Gia_LutComputeTruth6Simple_rec( Gia_Man_t * p, int iObj )
+{
+    word Truth0, Truth1, Truth;
+    Gia_Obj_t * pObj = Gia_ManObj(p, iObj);
+    if ( Gia_ObjIsConst0(pObj) )
+        return 0;
+    if ( Gia_ObjIsCi(pObj) )
+        return s_Truths6[Gia_ObjCioId(pObj)];
+    Truth0 = Gia_LutComputeTruth6Simple_rec( p, Gia_ObjFaninId0(pObj, iObj) );
+    Truth1 = Gia_LutComputeTruth6Simple_rec( p, Gia_ObjFaninId1(pObj, iObj) );
+    Truth0 = Gia_ObjFaninC0(pObj) ? ~Truth0 : Truth0;
+    Truth1 = Gia_ObjFaninC1(pObj) ? ~Truth1 : Truth1;
+    Truth  = Gia_ObjIsXor(pObj) ? Truth0 ^ Truth1 : Truth0 & Truth1;
+    return Truth;
+}
+word Gia_LutComputeTruth6Simple( Gia_Man_t * p, int iPo )
+{
+    Gia_Obj_t * pObj = Gia_ManPo( p, iPo );
+    word Truth = Gia_LutComputeTruth6Simple_rec( p, Gia_ObjFaninId0p(p, pObj) );
+    return Gia_ObjFaninC0(pObj) ? ~Truth : Truth;
+
+}
+
+/**Function*************************************************************
+
+  Synopsis    [Compute truth table.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
 word Gia_LutComputeTruth6_rec( Gia_Man_t * p, int iNode, Vec_Wrd_t * vTruths )
 {
     Gia_Obj_t * pObj;
diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c
index 21b89cee..06cd00f1 100644
--- a/src/base/abci/abc.c
+++ b/src/base/abci/abc.c
@@ -389,6 +389,7 @@ static int Abc_CommandAbc9PFan               ( Abc_Frame_t * pAbc, int argc, cha
 static int Abc_CommandAbc9PSig               ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandAbc9Status             ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandAbc9MuxProfile         ( Abc_Frame_t * pAbc, int argc, char ** argv );
+static int Abc_CommandAbc9PrintTruth         ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandAbc9Unate              ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandAbc9Rex2Gia            ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandAbc9RexWalk            ( Abc_Frame_t * pAbc, int argc, char ** argv );
@@ -1086,6 +1087,7 @@ void Abc_Init( Abc_Frame_t * pAbc )
     Cmd_CommandAdd( pAbc, "ABC9",         "&psig",         Abc_CommandAbc9PSig,         0 );
     Cmd_CommandAdd( pAbc, "ABC9",         "&status",       Abc_CommandAbc9Status,       0 );
     Cmd_CommandAdd( pAbc, "ABC9",         "&profile",      Abc_CommandAbc9MuxProfile,   0 );
+    Cmd_CommandAdd( pAbc, "ABC9",         "&print_truth",  Abc_CommandAbc9PrintTruth,   0 );
     Cmd_CommandAdd( pAbc, "ABC9",         "&unate",        Abc_CommandAbc9Unate,        0 );
     Cmd_CommandAdd( pAbc, "ABC9",         "&rex2gia",      Abc_CommandAbc9Rex2Gia,      0 );
     Cmd_CommandAdd( pAbc, "ABC9",         "&rexwalk",      Abc_CommandAbc9RexWalk,      0 );
@@ -30694,6 +30696,93 @@ usage:
   SeeAlso     []
 
 ***********************************************************************/
+int Abc_CommandAbc9PrintTruth( Abc_Frame_t * pAbc, int argc, char ** argv )
+{
+    extern word Gia_LutComputeTruth6Simple( Gia_Man_t * p, int iPo );
+    int i, c, iOutNum = 0, nOutRange = -1, fVerbose = 0; word Truth;
+    Extra_UtilGetoptReset();
+    while ( ( c = Extra_UtilGetopt( argc, argv, "ORvh" ) ) != EOF )
+    {
+        switch ( c )
+        {
+        case 'O':
+            if ( globalUtilOptind >= argc )
+            {
+                Abc_Print( -1, "Command line switch \"-O\" should be followed by an integer.\n" );
+                goto usage;
+            }
+            iOutNum = atoi(argv[globalUtilOptind]);
+            globalUtilOptind++;
+            if ( iOutNum < 0 )
+                goto usage;
+            break;
+        case 'R':
+            if ( globalUtilOptind >= argc )
+            {
+                Abc_Print( -1, "Command line switch \"-R\" should be followed by an integer.\n" );
+                goto usage;
+            }
+            nOutRange = atoi(argv[globalUtilOptind]);
+            globalUtilOptind++;
+            if ( nOutRange < 0 )
+                goto usage;
+            break;
+        case 'v':
+            fVerbose ^= 1;
+            break;
+        case 'h':
+            goto usage;
+        default:
+            goto usage;
+        }
+    }
+    if ( pAbc->pGia == NULL )
+    {
+        Abc_Print( -1, "Abc_CommandAbc9PrintTruth(): There is no AIG.\n" );
+        return 1;
+    }
+    if ( Gia_ManPiNum(pAbc->pGia) > 6 )
+    {
+        Abc_Print( -1, "The number of inputs of the AIG exceeds 6.\n" );
+        return 1;
+    }
+    if ( iOutNum < 0 || iOutNum + nOutRange > Gia_ManPoNum(pAbc->pGia) )
+    {
+        Abc_Print( -1, "Abc_CommandAbc9PrintTruth(): Range of outputs to extract is incorrect.\n" );
+        return 1;
+    }
+    if ( nOutRange == -1 )
+        nOutRange = Gia_ManCoNum(pAbc->pGia);
+    for ( i = iOutNum; i < iOutNum + nOutRange; i++ )
+    {
+        Truth = Gia_LutComputeTruth6Simple( pAbc->pGia, i );
+        printf( "Output %8d : ", i );
+        Extra_PrintHex( stdout, (unsigned *)&Truth, Gia_ManCiNum(pAbc->pGia) );
+        printf( "\n" );
+    }
+    return 0;
+
+usage:
+    Abc_Print( -2, "usage: &print_truth [-OR num] [-vh]\n" );
+    Abc_Print( -2, "\t         prints truth tables of outputs in hex notation\n" );
+    Abc_Print( -2, "\t-O num : the index of first PO to print [default = %d]\n", iOutNum );
+    Abc_Print( -2, "\t-R num : (optional) the number of outputs to extract [default = all]\n" );
+    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    []
+
+  Description []
+
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
 int Abc_CommandAbc9Unate( Abc_Frame_t * pAbc, int argc, char ** argv )
 {
     extern void Gia_ManCheckUnateTest( Gia_Man_t * p, int fComputeAll, int fVerbose );