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basicbench.cxxlist01-Nov-20131.4K
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bench_gemm.cpp01-Nov-20139K
bench_multi_compilers.sh01-Nov-2013618
bench_norm.cpp01-Nov-201311.2K
bench_reverse.cpp01-Nov-20132.1K
bench_sum.cpp01-Nov-2013320
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benchCholesky.cpp01-Nov-20133.5K
benchEigenSolver.cpp01-Nov-20135.7K
benchFFT.cpp01-Nov-20132.7K
benchmark.cpp01-Nov-2013790
benchmark_suite01-Nov-20131.2K
benchmarkSlice.cpp01-Nov-2013835
benchmarkX.cpp01-Nov-2013640
benchmarkXcwise.cpp01-Nov-2013605
BenchSparseUtil.h01-Nov-20133.8K
BenchTimer.h01-Nov-20134.2K
BenchUtil.h01-Nov-20132.5K
benchVecAdd.cpp01-Nov-20135.1K
btl/01-Nov-2013
check_cache_queries.cpp01-Nov-20133.2K
eig33.cpp01-Nov-20137K
geometry.cpp01-Nov-20133.2K
product_threshold.cpp01-Nov-20133.2K
quat_slerp.cpp01-Nov-20135.9K
quatmul.cpp01-Nov-20131.1K
README.txt01-Nov-20132K
sparse_cholesky.cpp01-Nov-20136.1K
sparse_dense_product.cpp01-Nov-20135K
sparse_lu.cpp01-Nov-20132.9K
sparse_product.cpp01-Nov-20138.8K
sparse_randomsetter.cpp01-Nov-20133.3K
sparse_setter.cpp01-Nov-201313.4K
sparse_transpose.cpp01-Nov-20132.3K
sparse_trisolver.cpp01-Nov-20136K
spbench/01-Nov-2013
spmv.cpp01-Nov-20136K
vdw_new.cpp01-Nov-20131.2K

README.txt

      1 
      2 This folder contains a couple of benchmark utities and Eigen benchmarks.
      3 
      4 ****************************
      5 * bench_multi_compilers.sh *
      6 ****************************
      7 
      8 This script allows to run a benchmark on a set of different compilers/compiler options.
      9 It takes two arguments:
     10  - a file defining the list of the compilers with their options
     11  - the .cpp file of the benchmark
     12 
     13 Examples:
     14 
     15 $ ./bench_multi_compilers.sh basicbench.cxxlist basicbenchmark.cpp
     16 
     17     g++-4.1 -O3 -DNDEBUG -finline-limit=10000
     18     3d-3x3   /   4d-4x4   /   Xd-4x4   /   Xd-20x20   /
     19     0.271102   0.131416   0.422322   0.198633
     20     0.201658   0.102436   0.397566   0.207282
     21 
     22     g++-4.2 -O3 -DNDEBUG -finline-limit=10000
     23     3d-3x3   /   4d-4x4   /   Xd-4x4   /   Xd-20x20   /
     24     0.107805   0.0890579   0.30265   0.161843
     25     0.127157   0.0712581   0.278341   0.191029
     26 
     27     g++-4.3 -O3 -DNDEBUG -finline-limit=10000
     28     3d-3x3   /   4d-4x4   /   Xd-4x4   /   Xd-20x20   /
     29     0.134318   0.105291   0.3704   0.180966
     30     0.137703   0.0732472   0.31225   0.202204
     31 
     32     icpc -fast -DNDEBUG -fno-exceptions -no-inline-max-size
     33     3d-3x3   /   4d-4x4   /   Xd-4x4   /   Xd-20x20   /
     34     0.226145   0.0941319   0.371873   0.159433
     35     0.109302   0.0837538   0.328102   0.173891
     36 
     37 
     38 $ ./bench_multi_compilers.sh ompbench.cxxlist ompbenchmark.cpp
     39 
     40     g++-4.2 -O3 -DNDEBUG -finline-limit=10000 -fopenmp
     41     double, fixed-size 4x4: 0.00165105s  0.0778739s
     42     double, 32x32: 0.0654769s 0.075289s  => x0.869674 (2)
     43     double, 128x128: 0.054148s 0.0419669s  => x1.29025 (2)
     44     double, 512x512: 0.913799s 0.428533s  => x2.13239 (2)
     45     double, 1024x1024: 14.5972s 9.3542s  => x1.5605 (2)
     46 
     47     icpc -fast -DNDEBUG -fno-exceptions -no-inline-max-size -openmp
     48     double, fixed-size 4x4: 0.000589848s  0.019949s
     49     double, 32x32: 0.0682781s 0.0449722s  => x1.51823 (2)
     50     double, 128x128: 0.0547509s 0.0435519s  => x1.25714 (2)
     51     double, 512x512: 0.829436s 0.424438s  => x1.9542 (2)
     52     double, 1024x1024: 14.5243s 10.7735s  => x1.34815 (2)
     53 
     54 
     55 
     56