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Index OpenMP

OpenMP (Open Multi-Processing) is an application programming interface (API) that supports multi-platform shared memory multiprocessing programming in C, C++, and Fortran, on most platforms, instruction set architectures and operating systems, including Solaris, AIX, HP-UX, Linux, macOS, and Windows. [1]

100 relations: ACCU (organisation), Advanced Micro Devices, Allinea DDT, Allinea MAP, AMD FireStream, Amdahl's law, Application programming interface, Automatic parallelization, Bulk synchronous parallel, C (programming language), C++, Cell software development, Chapel (programming language), Cilk, Compare-and-swap, Computer cluster, Concurrency (computer science), Concurrent computing, Consortium, Cray, Cross-platform, CUDA, Data parallelism, Desktop computer, Differential equation, Directive (programming), Distributed shared memory, Elsevier, Embarrassingly parallel, Enduro/X, Environment variable, False sharing, Fold (higher-order function), Fork (system call), Fortran, Fujitsu, General-purpose computing on graphics processing units, GNU Compiler Collection, Grand Central Dispatch, Granularity (parallel computing), Hardware acceleration, Heterogeneous System Architecture, Hewlett-Packard, HP-UX, IBM, IBM AIX, Include directive, Instruction set architecture, Intel, Intel C++ Compiler, ..., Intel Parallel Studio, Library (computing), Linearizability, Linux, Load balancing (computing), MacOS, Map (parallel pattern), Memory bandwidth, Message Passing Interface, Microsoft Windows, Multiprocessing, NEC, Nonprofit organization, Numerical analysis, Numerical integration, Nvidia, OpenACC, OpenCL, Operating system, Oracle Corporation, Oracle Developer Studio, Parallel computing, Parallel programming model, Parallel Virtual Machine, Partitioned global address space, POSIX Threads, Processor affinity, Programmer, Race condition, Red Hat, Rogue Wave Software, ROSE (compiler framework), Runtime system, SequenceL, Shared memory, SIMD, Software portability, Solaris (operating system), Speedup, SPMD, Springer Publishing, Standard streams, Subroutine, Supercomputer, Symmetric multiprocessing, Task parallelism, Texas Instruments, Thread (computing), Unified Parallel C, X10 (programming language). Expand index (50 more) »

ACCU (organisation)

ACCU, previously known as Association of C and C++ Users, is a non-profit user group of people interested in software development, dedicated to raising the standard of computer programming.

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Advanced Micro Devices

Advanced Micro Devices, Inc. (AMD) is an American multinational semiconductor company based in Santa Clara, California, that develops computer processors and related technologies for business and consumer markets.

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Allinea DDT

Arm DDT is a commercial C, C++ and Fortran 90 debugger produced by Allinea Software now part of Arm of Warwick, United Kingdom.

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Allinea MAP

Allinea MAP, is an application profiler produced by Allinea Software now part of Arm.

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AMD FireStream

AMD FireStream was AMD's brand name for their Radeon-based product line targeting stream processing and/or GPGPU in supercomputers.

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Amdahl's law

In computer architecture, Amdahl's law (or Amdahl's argument) is a formula which gives the theoretical speedup in latency of the execution of a task at fixed workload that can be expected of a system whose resources are improved.

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Application programming interface

In computer programming, an application programming interface (API) is a set of subroutine definitions, protocols, and tools for building software.

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Automatic parallelization

Automatic parallelization, also auto parallelization, autoparallelization, or parallelization, the last one of which implies automation when used in context, refers to converting sequential code into multi-threaded or vectorized (or even both) code in order to utilize multiple processors simultaneously in a shared-memory multiprocessor (SMP) machine.

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Bulk synchronous parallel

The bulk synchronous parallel (BSP) abstract computer is a bridging model for designing parallel algorithms.

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C (programming language)

C (as in the letter ''c'') is a general-purpose, imperative computer programming language, supporting structured programming, lexical variable scope and recursion, while a static type system prevents many unintended operations.

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C++ ("see plus plus") is a general-purpose programming language.

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Cell software development

Software development for the Cell microprocessor involves a mixture of conventional development practices for the Power Architecture-compatible PPU core, and novel software development challenges with regard to the functionally reduced SPU coprocessors.

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Chapel (programming language)

Chapel, the Cascade High Productivity Language, is a parallel programming language developed by Cray.

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Cilk, Cilk++ and Cilk Plus are general-purpose programming languages designed for multithreaded parallel computing.

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In computer science, compare-and-swap (CAS) is an atomic instruction used in multithreading to achieve synchronization.

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Computer cluster

A computer cluster is a set of loosely or tightly connected computers that work together so that, in many respects, they can be viewed as a single system.

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Concurrency (computer science)

In computer science, concurrency refers to the ability of different parts or units of a program, algorithm, or problem to be executed out-of-order or in partial order, without affecting the final outcome.

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Concurrent computing

Concurrent computing is a form of computing in which several computations are executed during overlapping time periods—concurrently—instead of sequentially (one completing before the next starts).

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A consortium is an association of two or more individuals, companies, organizations or governments (or any combination of these entities) with the objective of participating in a common activity or pooling their resources for achieving a common goal.

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Cray Inc. is an American supercomputer manufacturer headquartered in Seattle, Washington.

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In computing, cross-platform software (also multi-platform software or platform-independent software) is computer software that is implemented on multiple computing platforms.

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CUDA is a parallel computing platform and application programming interface (API) model created by Nvidia.

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Data parallelism

Data parallelism is parallelization across multiple processors in parallel computing environments.

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Desktop computer

A desktop computer is a personal computer designed for regular use at a single location on or near a desk or table due to its size and power requirements.

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Differential equation

A differential equation is a mathematical equation that relates some function with its derivatives.

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Directive (programming)

In computer programming, a directive or pragma (from "pragmatic") is a language construct that specifies how a compiler (or other translator) should process its input.

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Distributed shared memory

In computer science, distributed shared memory (DSM) is a form of memory architecture where physically separated memories can be addressed as one logically shared address space.

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Elsevier is an information and analytics company and one of the world's major providers of scientific, technical, and medical information.

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Embarrassingly parallel

In parallel computing, an embarrassingly parallel workload or problem (also called perfectly parallel or pleasingly parallel) is one where little or no effort is needed to separate the problem into a number of parallel tasks.

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Enduro/X is an open source middleware platform for distributed transaction processing.

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Environment variable

An environment variable is a dynamic-named value that can affect the way running processes will behave on a computer.

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False sharing

In computer science, false sharing is a performance-degrading usage pattern that can arise in systems with distributed, coherent caches at the size of the smallest resource block managed by the caching mechanism.

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Fold (higher-order function)

In functional programming, fold (also termed reduce, accumulate, aggregate, compress, or inject) refers to a family of higher-order functions that analyze a recursive data structure and through use of a given combining operation, recombine the results of recursively processing its constituent parts, building up a return value.

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Fork (system call)

In computing, particularly in the context of the Unix operating system and its workalikes, fork is an operation whereby a process creates a copy of itself.

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Fortran (formerly FORTRAN, derived from Formula Translation) is a general-purpose, compiled imperative programming language that is especially suited to numeric computation and scientific computing.

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is a Japanese multinational information technology equipment and services company headquartered in Tokyo, Japan.

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General-purpose computing on graphics processing units

General-purpose computing on graphics processing units (GPGPU, rarely GPGP) is the use of a graphics processing unit (GPU), which typically handles computation only for computer graphics, to perform computation in applications traditionally handled by the central processing unit (CPU).

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GNU Compiler Collection

The GNU Compiler Collection (GCC) is a compiler system produced by the GNU Project supporting various programming languages.

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Grand Central Dispatch

Grand Central Dispatch (GCD) is a technology developed by Apple Inc. to optimize application support for systems with multi-core processors and other symmetric multiprocessing systems.

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Granularity (parallel computing)

In parallel computing, granularity (or grain size) of a task is a measure of the amount of work (or computation) which is performed by that task.

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Hardware acceleration

In computing, hardware acceleration is the use of computer hardware to perform some functions more efficiently than is possible in software running on a more general-purpose CPU.

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Heterogeneous System Architecture

Heterogeneous System Architecture (HSA) is a cross-vendor set of specifications that allow for the integration of central processing units and graphics processors on the same bus, with shared memory and tasks.

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The Hewlett-Packard Company (commonly referred to as HP) or shortened to Hewlett-Packard was an American multinational information technology company headquartered in Palo Alto, California.

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HP-UX (from "Hewlett Packard Unix") is Hewlett Packard Enterprise's proprietary implementation of the Unix operating system, based on UNIX System V (initially System III) and first released in 1984.

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The International Business Machines Corporation (IBM) is an American multinational technology company headquartered in Armonk, New York, United States, with operations in over 170 countries.

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AIX (Advanced Interactive eXecutive, pronounced) is a series of proprietary Unix operating systems developed and sold by IBM for several of its computer platforms.

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Include directive

Many programming languages and other computer files have a directive, often called include (as well as copy and import), that causes the contents of a second file to be inserted into the original file.

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Instruction set architecture

An instruction set architecture (ISA) is an abstract model of a computer.

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Intel Corporation (stylized as intel) is an American multinational corporation and technology company headquartered in Santa Clara, California, in the Silicon Valley.

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Intel C++ Compiler

Intel C++ Compiler, also known as icc or icl, is a group of C and C++ compilers from Intel available for Windows, Mac, Linux, FreeBSD and Intel-based Android devices.

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Intel Parallel Studio

Intel Parallel Studio XE is a software development product developed by Intel that facilitates native code development on Windows, macOS and Linux in C++/C and Fortran for parallel computing.

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Library (computing)

In computer science, a library is a collection of non-volatile resources used by computer programs, often for software development.

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In concurrent programming, an operation (or set of operations) is atomic, linearizable, indivisible or uninterruptible if it appears to the rest of the system to occur at once without being interrupted.

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Linux is a family of free and open-source software operating systems built around the Linux kernel.

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Load balancing (computing)

In computing, load balancing improves the distribution of workloads across multiple computing resources, such as computers, a computer cluster, network links, central processing units, or disk drives.

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macOS (previously and later) is a series of graphical operating systems developed and marketed by Apple Inc. since 2001.

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Map (parallel pattern)

Map is an idiom in parallel computing where a simple operation is applied to all elements of a sequence, potentially in parallel.

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Memory bandwidth

Memory bandwidth is the rate at which data can be read from or stored into a semiconductor memory by a processor.

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Message Passing Interface

Message Passing Interface (MPI) is a standardized and portable message-passing standard designed by a group of researchers from academia and industry to function on a wide variety of parallel computing architectures.

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Microsoft Windows

Microsoft Windows is a group of several graphical operating system families, all of which are developed, marketed, and sold by Microsoft.

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Multiprocessing is the use of two or more central processing units (CPUs) within a single computer system.

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is a Japanese multinational provider of information technology (IT) services and products, headquartered in Minato, Tokyo, Japan.

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Nonprofit organization

A non-profit organization (NPO), also known as a non-business entity or non-profit institution, is dedicated to furthering a particular social cause or advocating for a shared point of view.

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Numerical analysis

Numerical analysis is the study of algorithms that use numerical approximation (as opposed to general symbolic manipulations) for the problems of mathematical analysis (as distinguished from discrete mathematics).

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Numerical integration

In numerical analysis, numerical integration constitutes a broad family of algorithms for calculating the numerical value of a definite integral, and by extension, the term is also sometimes used to describe the numerical solution of differential equations.

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Nvidia Corporation (most commonly referred to as Nvidia, stylized as NVIDIA, or (due to their logo) nVIDIA) is an American technology company incorporated in Delaware and based in Santa Clara, California.

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OpenACC (for open accelerators) is a programming standard for parallel computing developed by Cray, CAPS, Nvidia and PGI.

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OpenCL (Open Computing Language) is a framework for writing programs that execute across heterogeneous platforms consisting of central processing units (CPUs), graphics processing units (GPUs), digital signal processors (DSPs), field-programmable gate arrays (FPGAs) and other processors or hardware accelerators.

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Operating system

An operating system (OS) is system software that manages computer hardware and software resources and provides common services for computer programs.

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Oracle Corporation

Oracle Corporation is an American multinational computer technology corporation, headquartered in Redwood Shores, California.

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Oracle Developer Studio

Oracle Developer Studio, formerly named Oracle Solaris Studio, Sun Studio, Sun WorkShop, Forte Developer, and SunPro Compilers, is Oracle Corporation's flagship software development product for the Solaris and Linux operating systems.

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Parallel computing

Parallel computing is a type of computation in which many calculations or the execution of processes are carried out concurrently.

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Parallel programming model

In computing, a parallel programming model is an abstraction of parallel computer architecture, with which it is convenient to express algorithms and their composition in programs.

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Parallel Virtual Machine

Parallel Virtual Machine (PVM) is a software tool for parallel networking of computers.

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Partitioned global address space

In computer science, a partitioned global address space (PGAS) is a parallel programming model.

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POSIX Threads

POSIX Threads, usually referred to as pthreads, is an execution model that exists independently from a language, as well as a parallel execution model.

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Processor affinity

Processor affinity, or CPU pinning, enables the binding and unbinding of a process or a thread to a central processing unit (CPU) or a range of CPUs, so that the process or thread will execute only on the designated CPU or CPUs rather than any CPU.

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A programmer, developer, dev, coder, or software engineer is a person who creates computer software.

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Race condition

A race condition or race hazard is the behavior of an electronics, software, or other system where the output is dependent on the sequence or timing of other uncontrollable events.

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Red Hat

Red Hat, Inc. is an American multinational software company providing open-source software products to the enterprise community.

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Rogue Wave Software

Rogue Wave Software is a United States software development company, now based in Louisville, Colorado.

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ROSE (compiler framework)

The ROSE compiler framework, developed at Lawrence Livermore National Laboratory (LLNL), is an open-source software compiler infrastructure to generate source-to-source analyzers and translators for multiple source languages including C (C89, C98, Unified Parallel C (UPC)), C++ (C++98, C++11), Fortran (77, 95, 2003), OpenMP, Java, Python, and PHP.

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Runtime system

A runtime system, also called run-time system, primarily implements portions of an execution model.

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SequenceL is a general purpose functional programming language and auto-parallelizing (Parallel computing) compiler and tool set, whose primary design objectives are performance on multi-core processor hardware, ease of programming, platform portability/optimization, and code clarity and readability.

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Shared memory

In computer science, shared memory is memory that may be simultaneously accessed by multiple programs with an intent to provide communication among them or avoid redundant copies.

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Single instruction, multiple data (SIMD) is a class of parallel computers in Flynn's taxonomy.

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Software portability

Portability in high-level computer programming is the usability of the same software in different environments.

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Solaris (operating system)

Solaris is a Unix operating system originally developed by Sun Microsystems.

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In computer architecture, speedup is a number that measures the relative performance of two systems processing the same problem.

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In computing, SPMD (single program, multiple data) is a technique employed to achieve parallelism; it is a subcategory of MIMD.

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Springer Publishing

Springer Publishing is an American publishing company of academic journals and books, focusing on the fields of nursing, gerontology, psychology, social work, counseling, public health, and rehabilitation (neuropsychology).

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Standard streams

In computer programming, standard streams are preconnected input and output communication channels between a computer program and its environment when it begins execution.

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In computer programming, a subroutine is a sequence of program instructions that performs a specific task, packaged as a unit.

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A supercomputer is a computer with a high level of performance compared to a general-purpose computer.

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Symmetric multiprocessing

Symmetric multiprocessing (SMP) involves a multiprocessor computer hardware and software architecture where two or more identical processors are connected to a single, shared main memory, have full access to all input and output devices, and are controlled by a single operating system instance that treats all processors equally, reserving none for special purposes.

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Task parallelism

Task parallelism (also known as function parallelism and control parallelism) is a form of parallelization of computer code across multiple processors in parallel computing environments.

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Texas Instruments

Texas Instruments Inc. (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally.

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Thread (computing)

In computer science, a thread of execution is the smallest sequence of programmed instructions that can be managed independently by a scheduler, which is typically a part of the operating system.

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Unified Parallel C

Unified Parallel C (UPC) is an extension of the C programming language designed for high-performance computing on large-scale parallel machines, including those with a common global address space (SMP and NUMA) and those with distributed memory (e.g. clusters).

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X10 (programming language)

X10 is a programming language being developed by IBM at the Thomas J. Watson Research Center as part of the Productive, Easy-to-use, Reliable Computing System (PERCS) project funded by DARPA's High Productivity Computing Systems (HPCS) program.

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[1] https://en.wikipedia.org/wiki/OpenMP

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