From 86fcba60c276788bc28b0548415be83d3b75ca96 Mon Sep 17 00:00:00 2001
From: Alan Mishchenko <alanmi@berkeley.edu>
Date: Sat, 1 Dec 2012 23:13:24 -0800
Subject: Enabling command &append for combiming multiple AIGs.

---
 src/base/abci/abc.c | 80 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)

(limited to 'src/base/abci/abc.c')

diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c
index 2d95b93a..5a73241e 100644
--- a/src/base/abci/abc.c
+++ b/src/base/abci/abc.c
@@ -338,6 +338,7 @@ static int Abc_CommandAbc9Dc2                ( Abc_Frame_t * pAbc, int argc, cha
 static int Abc_CommandAbc9Bidec              ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandAbc9Shrink             ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandAbc9Miter              ( Abc_Frame_t * pAbc, int argc, char ** argv );
+static int Abc_CommandAbc9Append             ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandAbc9Scl                ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandAbc9Lcorr              ( Abc_Frame_t * pAbc, int argc, char ** argv );
 static int Abc_CommandAbc9Scorr              ( Abc_Frame_t * pAbc, int argc, char ** argv );
@@ -797,6 +798,7 @@ void Abc_Init( Abc_Frame_t * pAbc )
     Cmd_CommandAdd( pAbc, "ABC9",         "&bidec",        Abc_CommandAbc9Bidec,        0 );
     Cmd_CommandAdd( pAbc, "ABC9",         "&shrink",       Abc_CommandAbc9Shrink,       0 );
     Cmd_CommandAdd( pAbc, "ABC9",         "&miter",        Abc_CommandAbc9Miter,        0 );
+    Cmd_CommandAdd( pAbc, "ABC9",         "&append",       Abc_CommandAbc9Append,       0 );
     Cmd_CommandAdd( pAbc, "ABC9",         "&scl",          Abc_CommandAbc9Scl,          0 );
     Cmd_CommandAdd( pAbc, "ABC9",         "&lcorr",        Abc_CommandAbc9Lcorr,        0 );
     Cmd_CommandAdd( pAbc, "ABC9",         "&scorr",        Abc_CommandAbc9Scorr,        0 );
@@ -25885,6 +25887,84 @@ usage:
     return 1;
 }
 
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+int Abc_CommandAbc9Append( Abc_Frame_t * pAbc, int argc, char ** argv )
+{
+    FILE * pFile;
+    Gia_Man_t * pSecond;
+    char * FileName, * pTemp;
+    char ** pArgvNew;
+    int nArgcNew;
+    int c;
+    int 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;
+        }
+    }
+
+    pArgvNew = argv + globalUtilOptind;
+    nArgcNew = argc - globalUtilOptind;
+    if ( nArgcNew != 1 )
+    {
+        Abc_Print( -1, "File name is not given on the command line.\n" );
+        return 1;
+    }
+
+    // get the input file name
+    FileName = pArgvNew[0];
+    // fix the wrong symbol
+    for ( pTemp = FileName; *pTemp; pTemp++ )
+        if ( *pTemp == '>' )
+            *pTemp = '\\';
+    if ( (pFile = fopen( FileName, "r" )) == NULL )
+    {
+        Abc_Print( -1, "Cannot open input file \"%s\". ", FileName );
+        if ( (FileName = Extra_FileGetSimilarName( FileName, ".aig", NULL, NULL, NULL, NULL )) )
+            Abc_Print( 1, "Did you mean \"%s\"?", FileName );
+        Abc_Print( 1, "\n" );
+        return 1;
+    }
+    fclose( pFile );
+    pSecond = Gia_ReadAiger( FileName, 0, 0 );
+    if ( pSecond == NULL )
+    {
+        Abc_Print( -1, "Reading AIGER has failed.\n" );
+        return 0;
+    }
+    // compute the miter
+    Gia_ManDupAppend( pAbc->pGia, pSecond );
+    Gia_ManStop( pSecond );
+    return 0;
+
+usage:
+    Abc_Print( -2, "usage: &append [-vh] <file>\n" );
+    Abc_Print( -2, "\t         appends <file> to the current AIG using new PIs and POs\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");
+    Abc_Print( -2, "\t<file> : AIGER file with the design to miter\n");
+    return 1;
+}
+
 /**Function*************************************************************
 
   Synopsis    []
-- 
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