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https://gitlab.com/libeigen/eigen.git
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Clang-format tests, examples, libraries, benchmarks, etc.
This commit is contained in:
committed by
Rasmus Munk Larsen
parent
3252ecc7a4
commit
46e9cdb7fe
@@ -30,97 +30,96 @@
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#define NBTRIES 10
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#endif
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#define BENCH(X) \
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timer.reset(); \
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for (int _j=0; _j<NBTRIES; ++_j) { \
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timer.start(); \
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for (int _k=0; _k<REPEAT; ++_k) { \
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X \
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} timer.stop(); }
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#define BENCH(X) \
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timer.reset(); \
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for (int _j = 0; _j < NBTRIES; ++_j) { \
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timer.start(); \
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for (int _k = 0; _k < REPEAT; ++_k) { \
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X \
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} \
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timer.stop(); \
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}
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static double rtime;
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static double nentries;
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template<typename SetterType>
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void dostuff(const char* name, EigenSparseMatrix& sm1)
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{
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template <typename SetterType>
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void dostuff(const char* name, EigenSparseMatrix& sm1) {
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int rows = sm1.rows();
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int cols = sm1.cols();
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sm1.setZero();
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BenchTimer t;
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SetterType* set1 = new SetterType(sm1);
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t.reset(); t.start();
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for (int k=0; k<nentries; ++k)
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(*set1)(internal::random<int>(0,rows-1),internal::random<int>(0,cols-1)) += 1;
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t.reset();
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t.start();
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for (int k = 0; k < nentries; ++k)
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(*set1)(internal::random<int>(0, rows - 1), internal::random<int>(0, cols - 1)) += 1;
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t.stop();
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std::cout << "std::map => \t" << t.value()-rtime
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<< " nnz=" << set1->nonZeros() << std::flush;
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std::cout << "std::map => \t" << t.value() - rtime << " nnz=" << set1->nonZeros() << std::flush;
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// getchar();
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t.reset(); t.start(); delete set1; t.stop();
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t.reset();
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t.start();
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delete set1;
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t.stop();
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std::cout << " back: \t" << t.value() << "\n";
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}
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int main(int argc, char *argv[])
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{
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int main(int argc, char* argv[]) {
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int rows = SIZE;
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int cols = SIZE;
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float density = DENSITY;
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EigenSparseMatrix sm1(rows,cols), sm2(rows,cols);
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EigenSparseMatrix sm1(rows, cols), sm2(rows, cols);
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nentries = rows*cols*density;
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nentries = rows * cols * density;
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std::cout << "n = " << nentries << "\n";
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int dummy;
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BenchTimer t;
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t.reset(); t.start();
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for (int k=0; k<nentries; ++k)
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dummy = internal::random<int>(0,rows-1) + internal::random<int>(0,cols-1);
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t.reset();
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t.start();
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for (int k = 0; k < nentries; ++k) dummy = internal::random<int>(0, rows - 1) + internal::random<int>(0, cols - 1);
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t.stop();
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rtime = t.value();
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std::cout << "rtime = " << rtime << " (" << dummy << ")\n\n";
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const int Bits = 6;
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for (;;)
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{
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dostuff<RandomSetter<EigenSparseMatrix,StdMapTraits,Bits> >("std::map ", sm1);
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dostuff<RandomSetter<EigenSparseMatrix,GnuHashMapTraits,Bits> >("gnu::hash_map", sm1);
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dostuff<RandomSetter<EigenSparseMatrix,GoogleDenseHashMapTraits,Bits> >("google::dense", sm1);
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dostuff<RandomSetter<EigenSparseMatrix,GoogleSparseHashMapTraits,Bits> >("google::sparse", sm1);
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for (;;) {
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dostuff<RandomSetter<EigenSparseMatrix, StdMapTraits, Bits> >("std::map ", sm1);
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dostuff<RandomSetter<EigenSparseMatrix, GnuHashMapTraits, Bits> >("gnu::hash_map", sm1);
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dostuff<RandomSetter<EigenSparseMatrix, GoogleDenseHashMapTraits, Bits> >("google::dense", sm1);
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dostuff<RandomSetter<EigenSparseMatrix, GoogleSparseHashMapTraits, Bits> >("google::sparse", sm1);
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// {
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// RandomSetter<EigenSparseMatrix,GnuHashMapTraits,Bits> set1(sm1);
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// t.reset(); t.start();
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// for (int k=0; k<n; ++k)
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// set1(internal::random<int>(0,rows-1),internal::random<int>(0,cols-1)) += 1;
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// t.stop();
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// std::cout << "gnu::hash_map => \t" << t.value()-rtime
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// << " nnz=" << set1.nonZeros() << "\n";getchar();
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// }
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// {
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// RandomSetter<EigenSparseMatrix,GoogleDenseHashMapTraits,Bits> set1(sm1);
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// t.reset(); t.start();
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// for (int k=0; k<n; ++k)
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// set1(internal::random<int>(0,rows-1),internal::random<int>(0,cols-1)) += 1;
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// t.stop();
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// std::cout << "google::dense => \t" << t.value()-rtime
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// << " nnz=" << set1.nonZeros() << "\n";getchar();
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// }
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// {
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// RandomSetter<EigenSparseMatrix,GoogleSparseHashMapTraits,Bits> set1(sm1);
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// t.reset(); t.start();
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// for (int k=0; k<n; ++k)
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// set1(internal::random<int>(0,rows-1),internal::random<int>(0,cols-1)) += 1;
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// t.stop();
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// std::cout << "google::sparse => \t" << t.value()-rtime
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// << " nnz=" << set1.nonZeros() << "\n";getchar();
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// }
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// {
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// RandomSetter<EigenSparseMatrix,GnuHashMapTraits,Bits> set1(sm1);
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// t.reset(); t.start();
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// for (int k=0; k<n; ++k)
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// set1(internal::random<int>(0,rows-1),internal::random<int>(0,cols-1)) += 1;
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// t.stop();
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// std::cout << "gnu::hash_map => \t" << t.value()-rtime
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// << " nnz=" << set1.nonZeros() << "\n";getchar();
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// }
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// {
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// RandomSetter<EigenSparseMatrix,GoogleDenseHashMapTraits,Bits> set1(sm1);
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// t.reset(); t.start();
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// for (int k=0; k<n; ++k)
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// set1(internal::random<int>(0,rows-1),internal::random<int>(0,cols-1)) += 1;
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// t.stop();
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// std::cout << "google::dense => \t" << t.value()-rtime
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// << " nnz=" << set1.nonZeros() << "\n";getchar();
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// }
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// {
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// RandomSetter<EigenSparseMatrix,GoogleSparseHashMapTraits,Bits> set1(sm1);
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// t.reset(); t.start();
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// for (int k=0; k<n; ++k)
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// set1(internal::random<int>(0,rows-1),internal::random<int>(0,cols-1)) += 1;
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// t.stop();
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// std::cout << "google::sparse => \t" << t.value()-rtime
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// << " nnz=" << set1.nonZeros() << "\n";getchar();
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// }
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std::cout << "\n\n";
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}
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return 0;
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}
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