Release Notes. Includes software requirements, supported operating systems, what’s new, and important known issues for the library. Licenses. Intel End User. Use Intel TBB to write scalable applications that: Specify logical parallel and Reference documentation for Intel® Threading Building Blocks. Intel® Threading Building Blocks TBB is available as part of Intel® Parallel Studio XE and Intel® System For complete information, see Documentation.

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Without command line arguments, the main program prompts the user for the number of elements in the array and for the power.

Getting Started with Intel® Threading Building Blocks (Intel® TBB)

Buy Now or Evaluate. With data-parallel programming, program performance increases as you add processors. Direct and private interaction with Intel engineers. Free access to all new product updates and access to older versions.

Submit confidential inquiries and code samples via the Online Service Center. A View from Berkeley. On Linux, starting and terminating a task is about 18 times faster than starting and terminating a thread; and a thread has its own process id and docunentation resources, whereas a task is typically a small routine.

The Intel TBB is a library that helps you leverage multicore performance without having to be a threading expert. Learn from other experts via community product forums.


We consider the summation of integers as an application of work stealing. The library differs from others in the following ways: Threading Building Blocks TBB is a library only solution for task-based parallelism and does not require any special compiler support. The advantage of Intel TBB is that it works at a higher level than raw threads, yet does not require exotic languages or compilers.

Generic programming writes the best possible algorithms with the fewest constraints. The three command line arguments are the dimension, the power, and the verbose level. To wait for the child tasks to finish, the classing task calls wait.

Access to a vast library of self-help documents that build off decades of experience for creating high-performance code.

The run method spawns the task immediately, but does not block the calling task, inrel control returns immediately.

Two tasks are spawned and they use the given name in their greeting. Data-parallel programming scales well to larger numbers of processors by dividing the collection into smaller pieces.

We next define the function to write arrays. For more complete information about compiler optimizations, see our Optimization Notice.

A purchased license includes Priority Support. Highly portable, composable, affordable, and approachable and also provides future-proof scalability. TBB can coexist seamlessly with other threading packages, giving you flexibility to not touch your legacy code but still use TBB for new implementations. What kind of applications can be multithreaded and parallelized using TBB?


In this way not all entries require the same work load.

Documentation for Intel® Threading Building Blocks (Intel® TBB) | Intel® Software

Emphasizes scalable, data parallel programming. TBB emphasizes data-parallel programming, enabling multiple threads to work on different parts of a collection. Work stealing is an alternative to load balancing. To instantiate the class complex with the type double we first declare the type dcmplx. The class ComputePowers is defined below. Created using Sphinx 1.

Intel® Threading Building Blocks (Intel® TBB)

Navigation index next previous mcs 0. The TBB task scheduler uses work stealing for load balancing. Is compatible with other threading packages.

The library provides a wide range of features for parallel programming, including generic parallel algorithms, concurrent containers, a scalable memory allocator, work-stealing task scheduler, and low-level synchronization primitives.

ComputePowers dcmplx x [], int degdcmplx y []: