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author | Narayan Kamath <narayan@google.com> | 2012-11-02 10:59:05 +0000 |
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committer | Xiaotao Duan <xiaotao@google.com> | 2012-11-07 14:17:48 -0800 |
commit | c981c48f5bc9aefeffc0bcb0cc3934c2fae179dd (patch) | |
tree | 54d1c7d66098154c1d7c5bd414394ef4cf255810 /bench/benchmarkXcwise.cpp | |
parent | 63f67d748682b46d58be31235a0a2d64d81b998c (diff) | |
download | eigen-c981c48f5bc9aefeffc0bcb0cc3934c2fae179dd.tar.gz |
Initial import of eigen 3.1.1android-cts-4.4_r4android-cts-4.2_r2android-4.4_r1.2.0.1android-4.4_r1.2android-4.4_r1.1.0.1android-4.4_r1.1android-4.4_r1.0.1android-4.4_r1android-4.4_r0.9android-4.4_r0.8android-4.3_r2.3android-4.3_r2.2android-4.3_r2.1android-4.3_r2android-4.3_r1.1android-4.3_r1android-4.3_r0.9.1android-4.3_r0.9android-4.2.2_r1.2android-4.2.2_r1.1android-4.2.2_r1kitkat-releasekitkat-cts-releasejb-mr2.0-releasejb-mr2-releasejb-mr1.1-releasejb-mr1.1-dev
Added a README.android and a MODULE_LICENSE_MPL2 file.
Added empty Android.mk and CleanSpec.mk to optimize Android build.
Non MPL2 license code is disabled in ./Eigen/src/Core/util/NonMPL2.h.
Trying to include such files will lead to an error.
Change-Id: I0e148b7c3e83999bcc4dfaa5809d33bfac2aac32
Diffstat (limited to 'bench/benchmarkXcwise.cpp')
-rw-r--r-- | bench/benchmarkXcwise.cpp | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/bench/benchmarkXcwise.cpp b/bench/benchmarkXcwise.cpp new file mode 100644 index 000000000..62437435e --- /dev/null +++ b/bench/benchmarkXcwise.cpp @@ -0,0 +1,35 @@ +// g++ -O3 -DNDEBUG benchmarkX.cpp -o benchmarkX && time ./benchmarkX + +#include <iostream> +#include <Eigen/Core> + +using namespace std; +using namespace Eigen; + +#ifndef VECTYPE +#define VECTYPE VectorXLd +#endif + +#ifndef VECSIZE +#define VECSIZE 1000000 +#endif + +#ifndef REPEAT +#define REPEAT 1000 +#endif + +int main(int argc, char *argv[]) +{ + VECTYPE I = VECTYPE::Ones(VECSIZE); + VECTYPE m(VECSIZE,1); + for(int i = 0; i < VECSIZE; i++) + { + m[i] = 0.1 * i/VECSIZE; + } + for(int a = 0; a < REPEAT; a++) + { + m = VECTYPE::Ones(VECSIZE) + 0.00005 * (m.cwise().square() + m/4); + } + cout << m[0] << endl; + return 0; +} |