git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@13583 f3b2605a-c512-4ea7-a41b-209d697bcdaa

lib/kokkos/core/perf_test/PerfTestDriver.hpp

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+/*
+//@HEADER
+// ************************************************************************
+// 
+//                        Kokkos v. 2.0
+//              Copyright (2014) Sandia Corporation
+// 
+// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
+// the U.S. Government retains certain rights in this software.
+// 
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+// 1. Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//
+// 2. Redistributions in binary form must reproduce the above copyright
+// notice, this list of conditions and the following disclaimer in the
+// documentation and/or other materials provided with the distribution.
+//
+// 3. Neither the name of the Corporation nor the names of the
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
+// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
+// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// Questions? Contact  H. Carter Edwards (hcedwar@sandia.gov)
+// 
+// ************************************************************************
+//@HEADER
+*/
+
+#include <iostream>
+#include <string>
+
+// mfh 06 Jun 2013: This macro doesn't work like one might thing it
+// should.  It doesn't take the template parameter DeviceType and
+// print its actual type name; it just literally prints out
+// "DeviceType".  I've worked around this below without using the
+// macro, so I'm commenting out the macro to avoid compiler complaints
+// about an unused macro.
+
+// #define KOKKOS_MACRO_IMPL_TO_STRING( X ) #X
+// #define KOKKOS_MACRO_TO_STRING( X )  KOKKOS_MACRO_IMPL_TO_STRING( X )
+
+//------------------------------------------------------------------------
+
+namespace Test {
+
+enum { NUMBER_OF_TRIALS = 5 };
+
+
+
+template< class DeviceType >
+void run_test_hexgrad( int exp_beg , int exp_end, const char deviceTypeName[] )
+{
+  std::string label_hexgrad ;
+  label_hexgrad.append( "\"HexGrad< double , " );
+  // mfh 06 Jun 2013: This only appends "DeviceType" (literally) to
+  // the string, not the actual name of the device type.  Thus, I've
+  // modified the function to take the name of the device type.
+  //
+  //label_hexgrad.append( KOKKOS_MACRO_TO_STRING( DeviceType ) );
+  label_hexgrad.append( deviceTypeName );
+  label_hexgrad.append( " >\"" );
+
+  for (int i = exp_beg ; i < exp_end ; ++i) {
+    double min_seconds = 0.0 ;
+    double max_seconds = 0.0 ;
+    double avg_seconds = 0.0 ;
+
+    const int parallel_work_length = 1<<i;
+
+    for ( int j = 0 ; j < NUMBER_OF_TRIALS ; ++j ) {
+      const double seconds = HexGrad< DeviceType >::test(parallel_work_length) ;
+
+      if ( 0 == j ) {
+        min_seconds = seconds ;
+        max_seconds = seconds ;
+      }
+      else {
+        if ( seconds < min_seconds ) min_seconds = seconds ;
+        if ( seconds > max_seconds ) max_seconds = seconds ;
+      }
+      avg_seconds += seconds ;
+    }
+    avg_seconds /= NUMBER_OF_TRIALS ;
+
+    std::cout << label_hexgrad
+      << " , " << parallel_work_length
+      << " , " << min_seconds
+      << " , " << ( min_seconds / parallel_work_length )
+      << std::endl ;
+  }
+}
+
+template< class DeviceType >
+void run_test_gramschmidt( int exp_beg , int exp_end, const char deviceTypeName[] )
+{
+  std::string label_gramschmidt ;
+  label_gramschmidt.append( "\"GramSchmidt< double , " );
+  // mfh 06 Jun 2013: This only appends "DeviceType" (literally) to
+  // the string, not the actual name of the device type.  Thus, I've
+  // modified the function to take the name of the device type.
+  //
+  //label_gramschmidt.append( KOKKOS_MACRO_TO_STRING( DeviceType ) );
+  label_gramschmidt.append( deviceTypeName );
+  label_gramschmidt.append( " >\"" );
+
+  for (int i = exp_beg ; i < exp_end ; ++i) {
+    double min_seconds = 0.0 ;
+    double max_seconds = 0.0 ;
+    double avg_seconds = 0.0 ;
+
+    const int parallel_work_length = 1<<i;
+
+    for ( int j = 0 ; j < NUMBER_OF_TRIALS ; ++j ) {
+      const double seconds = ModifiedGramSchmidt< double , DeviceType >::test(parallel_work_length, 32 ) ;
+
+      if ( 0 == j ) {
+        min_seconds = seconds ;
+        max_seconds = seconds ;
+      }
+      else {
+        if ( seconds < min_seconds ) min_seconds = seconds ;
+        if ( seconds > max_seconds ) max_seconds = seconds ;
+      }
+      avg_seconds += seconds ;
+    }
+    avg_seconds /= NUMBER_OF_TRIALS ;
+
+    std::cout << label_gramschmidt
+      << " , " << parallel_work_length
+      << " , " << min_seconds
+      << " , " << ( min_seconds / parallel_work_length )
+      << std::endl ;
+  }
+}
+
+}
+