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/bdd/cudd/cuddAndAbs.c   | 2 +-
 src/bdd/cudd/cuddBddIte.c   | 2 +-
 src/bdd/cudd/cuddBridge.c   | 4 ++--
 src/bdd/cudd/cuddCompose.c  | 2 +-
 src/bdd/cudd/cuddInt.h      | 2 +-
 src/bdd/cudd/cuddSymmetry.c | 2 +-
 6 files changed, 7 insertions(+), 7 deletions(-)

(limited to 'src/bdd/cudd')

diff --git a/src/bdd/cudd/cuddAndAbs.c b/src/bdd/cudd/cuddAndAbs.c
index 8e1fd161..d9ad1d23 100644
--- a/src/bdd/cudd/cuddAndAbs.c
+++ b/src/bdd/cudd/cuddAndAbs.c
@@ -259,7 +259,7 @@ cuddBddAndAbstractRecur(
         }
     }
 
-    if ( manager->TimeStop && clock() > manager->TimeStop )
+    if ( manager->TimeStop && Abc_Clock() > manager->TimeStop )
         return NULL;
 
     if (topf == top) {
diff --git a/src/bdd/cudd/cuddBddIte.c b/src/bdd/cudd/cuddBddIte.c
index 0d28ce96..803d5f19 100644
--- a/src/bdd/cudd/cuddBddIte.c
+++ b/src/bdd/cudd/cuddBddIte.c
@@ -926,7 +926,7 @@ cuddBddAndRecur(
         if (r != NULL) return(r);
     }
 
-    if ( manager->TimeStop && clock() > manager->TimeStop )
+    if ( manager->TimeStop && Abc_Clock() > manager->TimeStop )
         return NULL;
 
     /* Here we can skip the use of cuddI, because the operands are known
diff --git a/src/bdd/cudd/cuddBridge.c b/src/bdd/cudd/cuddBridge.c
index 8cbb22d5..94b388f5 100644
--- a/src/bdd/cudd/cuddBridge.c
+++ b/src/bdd/cudd/cuddBridge.c
@@ -976,9 +976,9 @@ cuddBddTransferRecur(
     if ( st__lookup(table, (const char *)f, (char **)&res))
         return(Cudd_NotCond(res,comple));
 
-    if ( ddS->TimeStop && clock() > ddS->TimeStop )
+    if ( ddS->TimeStop && Abc_Clock() > ddS->TimeStop )
         return NULL;
-    if ( ddD->TimeStop && clock() > ddD->TimeStop )
+    if ( ddD->TimeStop && Abc_Clock() > ddD->TimeStop )
         return NULL;
     
     /* Recursive step. */
diff --git a/src/bdd/cudd/cuddCompose.c b/src/bdd/cudd/cuddCompose.c
index f3aff14b..0341ef53 100644
--- a/src/bdd/cudd/cuddCompose.c
+++ b/src/bdd/cudd/cuddCompose.c
@@ -1251,7 +1251,7 @@ cuddBddVarMapRecur(
         return(Cudd_NotCond(res,F != f));
     }
 
-    if ( manager->TimeStop && clock() > manager->TimeStop )
+    if ( manager->TimeStop && Abc_Clock() > manager->TimeStop )
         return NULL;
 
     /* Split and recur on children of this node. */
diff --git a/src/bdd/cudd/cuddInt.h b/src/bdd/cudd/cuddInt.h
index f0aab056..2ccf86a7 100644
--- a/src/bdd/cudd/cuddInt.h
+++ b/src/bdd/cudd/cuddInt.h
@@ -486,7 +486,7 @@ struct DdManager {      /* specialized DD symbol table */
 #endif
     DdNode * bFunc;
     DdNode * bFunc2;
-    clock_t TimeStop;           /* timeout for reordering */
+    abctime TimeStop;           /* timeout for reordering */
 };
 
 typedef struct Move {
diff --git a/src/bdd/cudd/cuddSymmetry.c b/src/bdd/cudd/cuddSymmetry.c
index 5813f123..c2b1e858 100644
--- a/src/bdd/cudd/cuddSymmetry.c
+++ b/src/bdd/cudd/cuddSymmetry.c
@@ -367,7 +367,7 @@ cuddSymmSifting(
         if (ddTotalNumberSwapping >= table->siftMaxSwap)
             break;
         // enable timeout during variable reodering - alanmi 2/13/11
-        if ( table->TimeStop && clock() > table->TimeStop )
+        if ( table->TimeStop && Abc_Clock() > table->TimeStop )
             break;
         x = table->perm[var[i]];
 #ifdef DD_STATS
-- 
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