From da6838463fedf0821f542dcc3a4451bfe1ca3abd Mon Sep 17 00:00:00 2001
From: Alan Mishchenko <alanmi@berkeley.edu>
Date: Mon, 27 Aug 2012 14:29:32 -0700
Subject: Added features 'map -M <float>' to control the use of large gates.

---
 src/map/mio/mio.c      |  6 +++---
 src/map/mio/mio.h      |  3 ++-
 src/map/mio/mioUtils.c | 25 ++++++++++++++++++++++++-
 3 files changed, 29 insertions(+), 5 deletions(-)

(limited to 'src/map/mio')

diff --git a/src/map/mio/mio.c b/src/map/mio/mio.c
index bdb618c1..64a066f8 100644
--- a/src/map/mio/mio.c
+++ b/src/map/mio/mio.c
@@ -161,7 +161,7 @@ int Mio_CommandReadLiberty( Abc_Frame_t * pAbc, int argc, char **argv )
     pErr = Abc_FrameReadErr(pAbc);
 
     // set the defaults
-    fVerbose = 1;
+    fVerbose = 0;
     Extra_UtilGetoptReset();
     while ( (c = Extra_UtilGetopt(argc, argv, "vh")) != EOF ) 
     {
@@ -295,7 +295,7 @@ int Mio_CommandReadLibrary( Abc_Frame_t * pAbc, int argc, char **argv )
     }
     // add the fixed number (wire delay) to all delays in the library
     if ( WireDelay != 0.0 )
-        Mio_LibraryShift( pLib, WireDelay );
+        Mio_LibraryShiftDelay( pLib, WireDelay );
 
     // free the current superlib because it depends on the old Mio library
     if ( Abc_FrameReadLibSuper() )
@@ -309,7 +309,7 @@ int Mio_CommandReadLibrary( Abc_Frame_t * pAbc, int argc, char **argv )
     Abc_FrameSetLibGen( pLib );
 
     // set the new network
-    pLib = (Mio_Library_t *)Amap_LibReadAndPrepare( FileName, 1, 0 );  
+    pLib = (Mio_Library_t *)Amap_LibReadAndPrepare( FileName, 0, 0 );  
     if ( pLib == NULL )
     {
         fprintf( pErr, "Reading GENLIB library has failed.\n" );
diff --git a/src/map/mio/mio.h b/src/map/mio/mio.h
index 0aba261a..a7b3f669 100644
--- a/src/map/mio/mio.h
+++ b/src/map/mio/mio.h
@@ -149,7 +149,8 @@ extern void              Mio_DeriveGateDelays( Mio_Gate_t * pGate,
                             float ** ptPinDelays, int nPins, int nInputs, float tDelayZero, 
                             float * ptDelaysRes, float * ptPinDelayMax );
 extern Mio_Gate_t *      Mio_GateCreatePseudo( int nInputs );
-extern void              Mio_LibraryShift( Mio_Library_t * pLib, double Shift );
+extern void              Mio_LibraryShiftDelay( Mio_Library_t * pLib, double Shift );
+extern void              Mio_LibraryShiftArea( Mio_Library_t * pLib, double Shift );
 
 ABC_NAMESPACE_HEADER_END
 
diff --git a/src/map/mio/mioUtils.c b/src/map/mio/mioUtils.c
index d7f6c329..c2022186 100644
--- a/src/map/mio/mioUtils.c
+++ b/src/map/mio/mioUtils.c
@@ -16,6 +16,7 @@
 
 ***********************************************************************/
 
+#include <math.h>
 #include "mioInt.h"
 #include "base/main/main.h"
 #include "exp.h"
@@ -591,7 +592,7 @@ Mio_Gate_t * Mio_GateCreatePseudo( int nInputs )
   SeeAlso     []
 
 ***********************************************************************/
-void Mio_LibraryShift( Mio_Library_t * pLib, double Shift )
+void Mio_LibraryShiftDelay( Mio_Library_t * pLib, double Shift )
 {
     Mio_Gate_t * pGate;
     Mio_Pin_t * pPin;
@@ -607,6 +608,28 @@ void Mio_LibraryShift( Mio_Library_t * pLib, double Shift )
     }
 }
 
+/**Function*************************************************************
+
+  Synopsis    [Multiply areas of all gates by values proportional to fanin count.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Mio_LibraryShiftArea( Mio_Library_t * pLib, double Shift )
+{
+    Mio_Gate_t * pGate;
+    Mio_LibraryForEachGate( pLib, pGate )
+    {
+//        printf( "Before %8.3f  ", pGate->dArea );
+        pGate->dArea *= pow( pGate->nInputs, Shift );
+//        printf( "After %8.3f  Inputs = %d. Factor = %8.3f\n", pGate->dArea, pGate->nInputs, pow( pGate->nInputs, Shift ) );
+    }
+}
+
 
 ////////////////////////////////////////////////////////////////////////
 ///                       END OF FILE                                ///
-- 
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