From 19c25fd6aab057b2373717f996fe538507c1b1e1 Mon Sep 17 00:00:00 2001
From: Alan Mishchenko <alanmi@berkeley.edu>
Date: Mon, 27 May 2013 15:09:23 -0700
Subject: Adding a wrapper around clock() for more accurate time counting in
 ABC.

---
 src/opt/rwt/rwt.h     | 22 +++++++++++-----------
 src/opt/rwt/rwtMan.c  | 12 ++++++------
 src/opt/rwt/rwtUtil.c |  4 ++--
 3 files changed, 19 insertions(+), 19 deletions(-)

(limited to 'src/opt/rwt')

diff --git a/src/opt/rwt/rwt.h b/src/opt/rwt/rwt.h
index ff00cf52..2a0f7618 100644
--- a/src/opt/rwt/rwt.h
+++ b/src/opt/rwt/rwt.h
@@ -94,14 +94,14 @@ struct Rwt_Man_t_
     int                nCutsBad;
     int                nSubgraphs;
     // runtime statistics
-    clock_t            timeStart;
-    clock_t            timeTruth;
-    clock_t            timeCut;
-    clock_t            timeRes;
-    clock_t            timeEval;
-    clock_t            timeMffc;
-    clock_t            timeUpdate;
-    clock_t            timeTotal;
+    abctime            timeStart;
+    abctime            timeTruth;
+    abctime            timeCut;
+    abctime            timeRes;
+    abctime            timeEval;
+    abctime            timeMffc;
+    abctime            timeUpdate;
+    abctime            timeTotal;
 };
 
 struct Rwt_Node_t_ // 24 bytes
@@ -142,9 +142,9 @@ extern void              Rwt_ManPrintStatsFile( Rwt_Man_t * p );
 extern void *            Rwt_ManReadDecs( Rwt_Man_t * p );
 extern Vec_Ptr_t *       Rwt_ManReadLeaves( Rwt_Man_t * p );
 extern int               Rwt_ManReadCompl( Rwt_Man_t * p );
-extern void              Rwt_ManAddTimeCuts( Rwt_Man_t * p, clock_t Time );
-extern void              Rwt_ManAddTimeUpdate( Rwt_Man_t * p, clock_t Time );
-extern void              Rwt_ManAddTimeTotal( Rwt_Man_t * p, clock_t Time );
+extern void              Rwt_ManAddTimeCuts( Rwt_Man_t * p, abctime Time );
+extern void              Rwt_ManAddTimeUpdate( Rwt_Man_t * p, abctime Time );
+extern void              Rwt_ManAddTimeTotal( Rwt_Man_t * p, abctime Time );
 /*=== rwrUtil.c ========================================================*/
 extern void              Rwt_ManLoadFromArray( Rwt_Man_t * p, int fVerbose );
 extern char *            Rwt_ManGetPractical( Rwt_Man_t * p );
diff --git a/src/opt/rwt/rwtMan.c b/src/opt/rwt/rwtMan.c
index 18998ac8..d7597e08 100644
--- a/src/opt/rwt/rwtMan.c
+++ b/src/opt/rwt/rwtMan.c
@@ -87,8 +87,8 @@ void Rwt_ManGlobalStop()
 Rwt_Man_t * Rwt_ManStart( int fPrecompute )
 {
     Rwt_Man_t * p;
-    clock_t clk = clock();
-clk = clock();
+    abctime clk = Abc_Clock();
+clk = Abc_Clock();
     p = ABC_ALLOC( Rwt_Man_t, 1 );
     memset( p, 0, sizeof(Rwt_Man_t) );
     p->nFuncs = (1<<16);
@@ -131,7 +131,7 @@ clk = clock();
 //        Rwt_ManPrint( p );
         Rwt_ManPreprocess( p );
     }
-p->timeStart = clock() - clk;
+p->timeStart = Abc_Clock() - clk;
     return p;
 }
 
@@ -298,7 +298,7 @@ int Rwt_ManReadCompl( Rwt_Man_t * p )
   SeeAlso     []
 
 ***********************************************************************/
-void Rwt_ManAddTimeCuts( Rwt_Man_t * p, clock_t Time )
+void Rwt_ManAddTimeCuts( Rwt_Man_t * p, abctime Time )
 {
     p->timeCut += Time;
 }
@@ -314,7 +314,7 @@ void Rwt_ManAddTimeCuts( Rwt_Man_t * p, clock_t Time )
   SeeAlso     []
 
 ***********************************************************************/
-void Rwt_ManAddTimeUpdate( Rwt_Man_t * p, clock_t Time )
+void Rwt_ManAddTimeUpdate( Rwt_Man_t * p, abctime Time )
 {
     p->timeUpdate += Time;
 }
@@ -330,7 +330,7 @@ void Rwt_ManAddTimeUpdate( Rwt_Man_t * p, clock_t Time )
   SeeAlso     []
 
 ***********************************************************************/
-void Rwt_ManAddTimeTotal( Rwt_Man_t * p, clock_t Time )
+void Rwt_ManAddTimeTotal( Rwt_Man_t * p, abctime Time )
 {
     p->timeTotal += Time;
 }
diff --git a/src/opt/rwt/rwtUtil.c b/src/opt/rwt/rwtUtil.c
index d6011b20..c6bf63ed 100644
--- a/src/opt/rwt/rwtUtil.c
+++ b/src/opt/rwt/rwtUtil.c
@@ -593,7 +593,7 @@ void Rwt_ManLoadFromArray( Rwt_Man_t * p, int fVerbose )
     unsigned Entry0, Entry1;
     int Level, Volume, nEntries, fExor;
     int i;
-    clock_t clk = clock();
+    abctime clk = Abc_Clock();
 
     // reconstruct the forest
     for ( i = 0; ; i++ )
@@ -622,7 +622,7 @@ void Rwt_ManLoadFromArray( Rwt_Man_t * p, int fVerbose )
     if ( fVerbose )
     {
         printf( "The number of classes = %d. Canonical nodes = %d.\n", p->nClasses, p->nAdded );
-        printf( "The number of nodes loaded = %d.  ", nEntries );  ABC_PRT( "Loading", clock() - clk );
+        printf( "The number of nodes loaded = %d.  ", nEntries );  ABC_PRT( "Loading", Abc_Clock() - clk );
     }
 }
 
-- 
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