ASL  0.1.7
Advanced Simulation Library
testPrivateVar.cc
Go to the documentation of this file.
1 /*
2  * Advanced Simulation Library <http://asl.org.il>
3  *
4  * Copyright 2015 Avtech Scientific <http://avtechscientific.com>
5  *
6  *
7  * This file is part of Advanced Simulation Library (ASL).
8  *
9  * ASL is free software: you can redistribute it and/or modify it
10  * under the terms of the GNU Affero General Public License as
11  * published by the Free Software Foundation, version 3 of the License.
12  *
13  * ASL is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  * GNU Affero General Public License for more details.
17  *
18  * You should have received a copy of the GNU Affero General Public License
19  * along with ASL. If not, see <http://www.gnu.org/licenses/>.
20  *
21  */
22 
23 
28 #include "utilities/aslUValue.h"
29 #include "acl/Kernels/aclKernel.h"
31 #include <acl/acl.h>
33 #include <acl/aclGenerators.h>
34 #include <utilities/aslTimer.h>
35 
36 const unsigned int nLength(1000000);
37 const unsigned int nOperations(10);
38 const unsigned int nCycles(10000);
40 //const acl::KernelConfiguration & kConf(acl::KERNEL_SIMDUA);
41 
43 {
44  cout << "Test of \"Simple kernel\" function..." << flush;
45 
46  auto vec1(acl::generateVEData<float>(nLength,1u));
47  acl::Kernel k(kConf);
48 
50  k << (res = acl::generateVEConstant(0.));
51  for(unsigned int i(0); i<nOperations; ++i)
52  {
54  k << (tempRes=acl::generateVEIndex() * i+5.*i*i+7./(i+1.));
55  k << (res+=tempRes*tempRes+rsqrt(.2*tempRes)+ 1./tempRes);
56  }
57  k << (vec1=res);
58  k.setup();
59 
60  asl::Timer timer;
61  timer.start();
62  for(unsigned int i(0); i<nCycles; ++i)
63  k.compute();
64  timer.stop();
65  std::cout<<"Unoptimized: "<<timer.realTime()<<endl;
66 
67  return true;
68 }
69 
70 
72 {
73  cout << "Test of \"Simple kernel\" function..." << flush;
74 
75  auto vec1(acl::generateVEData<float>(nLength,1u));
76  acl::Kernel k(kConf);
77 
79  k << (res = acl::generateVEConstant(0.));
80  vector<acl::VectorOfElements> tempRes(nOperations);
81  for(unsigned int i(0); i<nOperations; ++i)
82  {
84  k << (tempRes[i]=acl::generateVEIndex() * i+5.*i*i+7./(i+1.));
85  }
86  for(unsigned int i(0); i<nOperations; ++i)
87  k << (res+=tempRes[i]*tempRes[i]+rsqrt(.2*tempRes[i])+ 1./tempRes[i]);
88  k << (vec1=res);
89  k.setup();
90 
91  asl::Timer timer;
92  timer.start();
93  for(unsigned int i(0); i<nCycles; ++i)
94  k.compute();
95  timer.stop();
96  std::cout<<"UnoptimizedPlus: "<<timer.realTime()<<endl;
97 
98  return true;
99 }
100 
101 
103 {
104  cout << "Test of \"Simple kernel\" function..." << flush;
105 
106  auto vec1(acl::generateVEData<float>(nLength,1u));
107  acl::Kernel k(kConf);
108 
111  k << (res = acl::generateVEConstant(0.));
112  for(unsigned int i(0); i<nOperations; ++i)
113  {
114  k << (tempRes=acl::generateVEIndex() * i+5.*i*i+7./(i+1.));
115  k << (res+=tempRes*tempRes+rsqrt(.2*tempRes)+ 1./tempRes);
116  }
117  k << (vec1=res);
118  k.setup();
119 // cout<<k.getKernelSource()<<endl;
120 
121  asl::Timer timer;
122  timer.start();
123  for(unsigned int i(0); i<nCycles; ++i)
124  k.compute();
125  timer.stop();
126  std::cout<<"Optimized: "<<timer.realTime()<<endl;
127 
128  return true;
129 }
130 
131 
132 
133 int main()
134 {
138 
139  return 0;
140 }
bool testKernelUnoptimizedPlus()
const double realTime() const
Definition: aslTimer.h:45
const unsigned int nOperations(10)
VectorOfElements rsqrt(const VectorOfElements &a)
bool testKernelOptimized()
const unsigned int nCycles(10000)
OpenCl Kernel generator.
Definition: aclKernel.h:48
const unsigned int nLength(1000000)
bool testKernelUnoptimized()
cl_int flush(void)
Definition: cl.hpp:7042
void copy(const ComplexNumOfElements &source, ComplexNumOfElements &destination)
function copies the ComplexNumOfElements class.
ACL Kernel configuration class.
void stop()
Definition: aslTimer.h:44
void start()
Definition: aslTimer.h:43
VectorOfElements generateVEConstant(T a)
Generates VectorOfElements with 1 Element acl::Constant with value a.
const acl::KernelConfiguration & kConf(acl::KERNEL_BASIC)
VectorOfElements generateVEPrivateVariable(unsigned int n)
Generates VectorOfElements with n Element of acl::PrivateVariable.
void compute()
const KernelConfiguration KERNEL_BASIC
VectorOfElements generateVEIndex(unsigned int size=0)
int main()
void setup()