1 files changed, 12 insertions, 10 deletions

diff --git a/src/cpu/testers/rubytest/Check.cc b/src/cpu/testers/rubytest/Check.cc
index b2b679018..126deba6d 100644
--- a/src/cpu/testers/rubytest/Check.cc
+++ b/src/cpu/testers/rubytest/Check.cc
@@ -27,6 +27,7 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+#include "base/random.hh"
 #include "cpu/testers/rubytest/Check.hh"
 #include "debug/RubyTest.hh"
 #include "mem/ruby/common/SubBlock.hh"
@@ -46,7 +47,8 @@ Check::Check(const Address& address, const Address& pc,
     pickInitiatingNode();
     changeAddress(address);
     m_pc = pc;
-    m_access_mode = RubyAccessMode(random() % RubyAccessMode_NUM);
+    m_access_mode = RubyAccessMode(random_mt.random(0,
+                                                    RubyAccessMode_NUM - 1));
     m_store_count = 0;
 }
 
@@ -57,11 +59,11 @@ Check::initiate()
     debugPrint();
 
     // currently no protocols support prefetches
-    if (false && (random() & 0xf) == 0) {
+    if (false && (random_mt.random(0, 0xf) == 0)) {
         initiatePrefetch(); // Prefetch from random processor
     }
 
-    if (m_tester_ptr->getCheckFlush() && (random() & 0xff) == 0) {
+        if (m_tester_ptr->getCheckFlush() && (random_mt.random(0, 0xff) == 0)) {
         initiateFlush(); // issue a Flush request from random processor
     }
 
@@ -81,7 +83,7 @@ Check::initiatePrefetch()
 {
     DPRINTF(RubyTest, "initiating prefetch\n");
 
-    int index = random() % m_num_readers;
+    int index = random_mt.random(0, m_num_readers - 1);
     MasterPort* port = m_tester_ptr->getReadableCpuPort(index);
 
     Request::Flags flags;
@@ -90,7 +92,7 @@ Check::initiatePrefetch()
     Packet::Command cmd;
 
     // 1 in 8 chance this will be an exclusive prefetch
-    if ((random() & 0x7) != 0) {
+    if (random_mt.random(0, 0x7) != 0) {
         cmd = MemCmd::ReadReq;
 
         // if necessary, make the request an instruction fetch
@@ -132,7 +134,7 @@ Check::initiateFlush()
 
     DPRINTF(RubyTest, "initiating Flush\n");
 
-    int index = random() % m_num_writers;
+    int index = random_mt.random(0, m_num_writers - 1);
     MasterPort* port = m_tester_ptr->getWritableCpuPort(index);
 
     Request::Flags flags;
@@ -161,7 +163,7 @@ Check::initiateAction()
     DPRINTF(RubyTest, "initiating Action\n");
     assert(m_status == TesterStatus_Idle);
 
-    int index = random() % m_num_writers;
+    int index = random_mt.random(0, m_num_writers - 1);
     MasterPort* port = m_tester_ptr->getWritableCpuPort(index);
 
     Request::Flags flags;
@@ -222,7 +224,7 @@ Check::initiateCheck()
     DPRINTF(RubyTest, "Initiating Check\n");
     assert(m_status == TesterStatus_Ready);
 
-    int index = random() % m_num_readers;
+    int index = random_mt.random(0, m_num_readers - 1);
     MasterPort* port = m_tester_ptr->getReadableCpuPort(index);
 
     Request::Flags flags;
@@ -339,7 +341,7 @@ Check::pickValue()
 {
     assert(m_status == TesterStatus_Idle);
     m_status = TesterStatus_Idle;
-    m_value = random() & 0xff; // One byte
+    m_value = random_mt.random(0, 0xff); // One byte
     m_store_count = 0;
 }
 
@@ -348,7 +350,7 @@ Check::pickInitiatingNode()
 {
     assert(m_status == TesterStatus_Idle || m_status == TesterStatus_Ready);
     m_status = TesterStatus_Idle;
-    m_initiatingNode = (random() % m_num_writers);
+    m_initiatingNode = (random_mt.random(0, m_num_writers - 1));
     DPRINTF(RubyTest, "picked initiating node %d\n", m_initiatingNode);
     m_store_count = 0;
 }