Decrease test size for emulatation runs

Decrease number of iterations and array sizes in some cases.

Change-Id: I1a0a43faa907b28662ff3a44c172950ed7b1500e

rocrtst/suites/performance/dispatch_time.cc

@@ -62,14 +62,15 @@ DispatchTime(bool defaultInterrupt, bool launchSingleKernel) : TestBase(),
                                           launch_single_(launchSingleKernel) {
   queue_size_ = 0;
 #ifdef ROCRTST_EMULATOR_BUILD
-  num_batch_ = 10;
+  num_batch_ = 2;
+  set_num_iteration(1);
 #else
   num_batch_ = 100000;
+  set_num_iteration(100);
 #endif
 
   memset(&aql(), 0, sizeof(hsa_kernel_dispatch_packet_t));
   dispatch_time_mean_ = 0.0;
-  set_num_iteration(100);
 
   set_kernel_file_name("dispatch_time_kernels.hsaco");
   set_kernel_name("empty_kernel");

rocrtst/suites/performance/enqueueLatency.cc

@@ -72,14 +72,15 @@ EnqueueLatency(bool enqueueSinglePacket) : TestBase(),
                                     enqueue_single_(enqueueSinglePacket) {
   queue_size_ = 0;
 #if ROCRTST_EMULATOR_BUILD
-  num_of_pkts_ = 10;
+  num_of_pkts_ = 2;
+  set_num_iteration(1);
 #else
   num_of_pkts_ = 100000;
+  set_num_iteration(100);
 #endif
 
   memset(&aql(), 0, sizeof(hsa_kernel_dispatch_packet_t));
   enqueue_time_mean_ = 0.0;
-  set_num_iteration(100);
 
   std::string name;
   std::string desc;