Experiments with MUX decomposition.

1 files changed, 55 insertions, 1 deletions

diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c
index 913a8981..9e24d2c0 100644
--- a/src/base/abci/abc.c
+++ b/src/base/abci/abc.c
@@ -400,6 +400,7 @@ static int Abc_CommandAbc9Status             ( Abc_Frame_t * pAbc, int argc, cha
 static int Abc_CommandAbc9MuxProfile         ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandAbc9MuxPos             ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandAbc9MuxStr             ( Abc_Frame_t * pAbc, int argc, char ** argv );
+static int Abc_CommandAbc9MuxDec             ( 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 );
@@ -1129,6 +1130,7 @@ void Abc_Init( Abc_Frame_t * pAbc )
     Cmd_CommandAdd( pAbc, "ABC9",         "&profile",      Abc_CommandAbc9MuxProfile,   0 );
     Cmd_CommandAdd( pAbc, "ABC9",         "&muxpos",       Abc_CommandAbc9MuxPos,       0 );
     Cmd_CommandAdd( pAbc, "ABC9",         "&muxstr",       Abc_CommandAbc9MuxStr,       0 );
+    Cmd_CommandAdd( pAbc, "ABC9",         "&muxdec",       Abc_CommandAbc9MuxDec,       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 );
@@ -31728,6 +31730,58 @@ usage:
   SeeAlso     []
 
 ***********************************************************************/
+int Abc_CommandAbc9MuxDec( Abc_Frame_t * pAbc, int argc, char ** argv )
+{
+    extern Gia_Man_t * Gia_ManPerformMuxDec( Gia_Man_t * p );
+    Gia_Man_t * pGia;
+    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_CommandAbc9MuxDec(): There is no AIG.\n" );
+        return 1;
+    }
+    if ( Gia_ManCiNum(pAbc->pGia) <= 6 || Gia_ManCiNum(pAbc->pGia) > 26 )
+    {
+        Abc_Print( -1, "Abc_CommandAbc9MuxDec(): The number of inputs is wrong.\n" );
+        return 1;
+    }
+    pGia = Gia_ManPerformMuxDec( pAbc->pGia );
+    Abc_FrameUpdateGia( pAbc, pGia );
+    return 0;
+
+usage:
+    Abc_Print( -2, "usage: &muxdec [-vh]\n" );
+    Abc_Print( -2, "\t         performs restructuring\n" );
+    Abc_Print( -2, "\t-v     : toggle verbose output [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_CommandAbc9PrintTruth( Abc_Frame_t * pAbc, int argc, char ** argv )
 {
     extern word Gia_LutComputeTruth6Simple( Gia_Man_t * p, int iPo );
@@ -48930,7 +48984,7 @@ int Abc_CommandAbc9Test( Abc_Frame_t * pAbc, int argc, char ** argv )
         Abc_Print( -1, "Abc_CommandAbc9Test(): There is no AIG.\n" );
         return 1;
     }
-    Abc_FrameUpdateGia( pAbc, Gia_ManPerformNewResub(pAbc->pGia, 10, 8, 1, 1) );
+    Abc_FrameUpdateGia( pAbc, Gia_ManPerformNewResub(pAbc->pGia, 100, 8, 1, 1) );
 //    printf( "AIG in \"%s\" has the sum of output support sizes equal to %d.\n", pAbc->pGia->pSpec, Gia_ManSumTotalOfSupportSizes(pAbc->pGia) );
     //Gia_ManExtractTest( pAbc->pGia );
     //Abc_Tt6MinTest2( pAbc->pGia );