sgefa_openmp, a Fortran77 code which reimplements the sgefa/sgesl linear algebra routines from linpack() for use with OpenMP.
A comparison is made between
The computer code and data files described and made available on this web page are distributed under the MIT license
sgefa_openmp is available in a C version and a C++ version and a Fortran77 version and a Fortran90 version.
dijkstra_openmp, a Fortran77 program which uses OpenMP to parallelize a simple example of Dijkstra's minimum distance algorithm for graphs.
FFT_OPENMP, a Fortran77 program which demonstrates the computation of a Fast Fourier Transform in parallel, using OpenMP.
HEATED_PLATE_OPENMP, a Fortran77 program which solves the steady (time independent) heat equation in a 2D rectangular region, using OpenMP to run in parallel.
HELLO_OPENMP, a Fortran77 program which prints out "Hello, world!" using the OpenMP parallel programming environment.
LINPACK_S, a Fortran77 library which factors and solves systems of linear equations in a variety of formats and arithmetic types.
LINPACK_BENCH, a Fortran77 program which measures the time taken by LINPACK to solve a particular linear system.
MANDELBROT_OPENMP, a Fortran77 program which generates an ASCII Portable Pixel Map (PPM) image of the Mandelbrot fractal set, using OpenMP for parallel execution.
MD_OPENMP, a Fortran77 program which carries out a molecular dynamics simulation using OpenMP.
MULTITASK_OPENMP, a Fortran77 program which demonstrates how to "multitask", that is, to execute several unrelated and distinct tasks simultaneously, using OpenMP for parallel execution.
MXM_OPENMP, a Fortran77 program which computes a dense matrix product C=A*B, using OpenMP for parallel execution.
MXV_OPENMP, a Fortran77 program which compares the performance of plain vanilla Fortran and the Fortran90 intrinsic routine MATMUL, for the matrix multiplication problem y=A*x, with and without parallelization by OpenMP.
OPENMP, Fortran77 programs which illustrate the use of the OpenMP application program interface for carrying out parallel computations in a shared memory environment.
PRIME_OPENMP, a Fortran77 program which counts the number of primes between 1 and N, using OpenMP for parallel execution.
POISSON_OPENMP, a Fortran77 program which computes an approximate solution to the Poisson equation in a rectangle, using the Jacobi iteration to solve the linear system, and OpenMP to carry out the Jacobi iteration in parallel.
QUAD_OPENMP, a Fortran77 program which approximates an integral using a quadrature rule, and carries out the computation in parallel using OpenMP.
RANDOM_OPENMP, a Fortran77 program which illustrates how a parallel program using OpenMP can generate multiple distinct streams of random numbers.
SATISFY_OPENMP, a Fortran77 program which demonstrates, for a particular circuit, an exhaustive search for solutions of the circuit satisfiability problem, using OpenMP for parallel execution.
SCHEDULE_OPENMP, a Fortran77 program which demonstrates the default, static, and dynamic methods of "scheduling" loop iterations in OpenMP to avoid work imbalance.
ZIGGURAT_OPENMP, a Fortran77 program which demonstrates how the ZIGGURAT library can be used to generate random numbers in an OpenMP parallel program.