From f49e8f0fe73e2b9cf673f754c9fd0951be9a3756 Mon Sep 17 00:00:00 2001
From: Alan Mishchenko <alanmi@berkeley.edu>
Date: Wed, 4 Jul 2018 14:04:08 -0700
Subject: Adding command 'majgen'.

---
 src/base/abci/abc.c | 54 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)

(limited to 'src/base')

diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c
index e891882d..e98e746f 100644
--- a/src/base/abci/abc.c
+++ b/src/base/abci/abc.c
@@ -155,6 +155,7 @@ static int Abc_CommandTwoExact               ( Abc_Frame_t * pAbc, int argc, cha
 static int Abc_CommandLutExact               ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandAllExact               ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandTestExact              ( Abc_Frame_t * pAbc, int argc, char ** argv );
+static int Abc_CommandMajGen                 ( Abc_Frame_t * pAbc, int argc, char ** argv );
 
 static int Abc_CommandLogic                  ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandComb                   ( Abc_Frame_t * pAbc, int argc, char ** argv );
@@ -847,6 +848,7 @@ void Abc_Init( Abc_Frame_t * pAbc )
     Cmd_CommandAdd( pAbc, "Exact synthesis", "lutexact",   Abc_CommandLutExact,         0 );
     Cmd_CommandAdd( pAbc, "Exact synthesis", "allexact",   Abc_CommandAllExact,         0 );
     Cmd_CommandAdd( pAbc, "Exact synthesis", "testexact",  Abc_CommandTestExact,        0 );
+    Cmd_CommandAdd( pAbc, "Exact synthesis", "majgen",     Abc_CommandMajGen,           0 );
 
     Cmd_CommandAdd( pAbc, "Various",      "logic",         Abc_CommandLogic,            1 );
     Cmd_CommandAdd( pAbc, "Various",      "comb",          Abc_CommandComb,             1 );
@@ -8742,6 +8744,58 @@ usage:
     return 1;
 }
 
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+int Abc_CommandMajGen( Abc_Frame_t * pAbc, int argc, char ** argv )
+{
+    extern int Gem_Enumerate( int nVars, int fVerbose );
+    int c, nVars = 8, fVerbose = 0;
+    Extra_UtilGetoptReset();
+    while ( ( c = Extra_UtilGetopt( argc, argv, "Nvh" ) ) != EOF )
+    {
+        switch ( c )
+        {
+        case 'N':
+            if ( globalUtilOptind >= argc )
+            {
+                Abc_Print( -1, "Command line switch \"-N\" should be followed by an integer.\n" );
+                goto usage;
+            }
+            nVars = atoi(argv[globalUtilOptind]);
+            globalUtilOptind++;
+            if ( nVars < 0 )
+                goto usage;
+            break;
+        case 'v':
+            fVerbose ^= 1;
+            break;
+        case 'h':
+            goto usage;
+        default:
+            goto usage;
+        }
+    }
+    Gem_Enumerate( nVars, fVerbose );
+    return 0;
+
+usage:
+    Abc_Print( -2, "usage: majgen [-N <num>] [-vh]>\n" );
+    Abc_Print( -2, "\t           generates networks for majority gates\n" );
+    Abc_Print( -2, "\t-N <num> : the maximum number of variables [default = %d]\n", nVars );
+    Abc_Print( -2, "\t-v       : toggle verbose printout [default = %s]\n", fVerbose ? "yes" : "no" );
+    Abc_Print( -2, "\t-h       : print the command usage\n" );
+    return 1;
+}
+
 /**Function*************************************************************
 
   Synopsis    []
-- 
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