ddemidov

#include <vexcl/vexcl.hpp>

vex::vector<cl_float2>
hilbert(vex::vector<float> &in, std::size_t rows, std::size_t cols) {
    // No need to pass context in:
    const auto &ctx = in.queue_list();

    // Use function instead of vector. Should save global memory IO.
    VEX_FUNCTION(h, float(size_t/*prm1 = idx*/, size_t/*prm2 = rows*/),
            VEX_STRINGIZE_SOURCE(

ddemidov

#include <vector>
#include <algorithm>
#include <cstdlib>

#include <vexcl/vexcl.hpp>

typedef cl_uint val_type;

int main() {
    const size_t n = 1024;

ddemidov

#include <vexcl/vexcl.hpp>

typedef int val_type;
typedef vex::cl_vector_of<val_type, 2>::type Tuple;

struct less {
    typedef bool result_type;

    VEX_FUNCTION(device, bool(Tuple, Tuple),
            "return (prm1.x == prm2.x) ? (prm1.y < prm2.y) : (prm1.x < prm2.x);"

ddemidov

#include <mpi.h>
#include <boost/timer/timer.hpp>

int main(int argc, char *argv[]) {
    MPI_Init(&argc, &argv);

    int rank, size;

    MPI_Comm_rank(MPI_COMM_WORLD, &rank);
    MPI_Comm_size(MPI_COMM_WORLD, &size);

ddemidov

#include <string>
#include <iostream>
#include <fstream>
#include <boost/program_options.hpp>

namespace config {
    int int_option1 = 1;
    int int_option2 = 2;

    float float_option1 = 4.2;

ddemidov

solve: solve.cpp
	g++ -o solve -std=c++11 -O3 solve.cpp          \
	    -I${HOME}/work/amgcl -I/usr/include/eigen3 \
	    -l boost_system

ddemidov

fft-example: fft-example.cpp
	g++ -o $@ $^ -std=c++11 -I${HOME}/work/vexcl -lOpenCL -lboost_system

ddemidov

run:
	@g++ -E pp.cpp | tail -n 1 | clang-format | pygmentize -l cpp

check:
	@g++ -E pp.cpp

ddemidov

all: backend_cuda backend_cl

backend_cuda: backends.cpp
	g++ -o $@ $^ -std=c++11 -I${HOME}/work/vexcl -lboost_system \
	    -DVEXCL_BACKEND_CUDA -I/opt/cuda/include -lcuda -lboost_filesystem

backend_cl: backends.cpp
	g++ -o $@ $^ -std=c++11 -I${HOME}/work/vexcl -lboost_system \
	    -DVEXCL_BACKEND_VEXCL -lOpenCL

ddemidov

#include <vexcl/vexcl.hpp>

int main() {
    const size_t n = 16;

    std::unique_ptr< vex::vector<int> > x;

    {
        vex::Context ctx(vex::Filter::Env);
        std::cout << ctx << std::endl;