Tom Scogland a3e1b2bd58 llvm: libomptarget support (#14060)
This allows the llvm build to support:

* clang cuda
* libomptarget for:
  * current host
  * cuda
* bitcode compilation of libomptarget device runtime for inlining by 
  bootstrapping libomptarget
* split dwarf information support as an option for debug builds, if you need a
  debug build, for the love of all that's good in the universe use this flag
* adds necessary dependencies for shared library builds and libomp and
  libomp target to build correctly
* new version of z3 to make it sufficient to build recent llvm

The actual change is much smaller than the diff, this is because it's been formatted with black.  I realize this kinda sucks right now, but I'm hoping it will make future updates here less painful.
2020-03-28 13:20:06 -07:00
2020-01-24 17:06:51 -08:00
2017-12-08 09:34:37 +01:00
2020-03-20 12:29:44 -07:00

Spack Spack

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Spack is a multi-platform package manager that builds and installs multiple versions and configurations of software. It works on Linux, macOS, and many supercomputers. Spack is non-destructive: installing a new version of a package does not break existing installations, so many configurations of the same package can coexist.

Spack offers a simple "spec" syntax that allows users to specify versions and configuration options. Package files are written in pure Python, and specs allow package authors to write a single script for many different builds of the same package. With Spack, you can build your software all the ways you want to.

See the Feature Overview for examples and highlights.

To install spack and your first package, make sure you have Python. Then:

$ git clone https://github.com/spack/spack.git
$ cd spack/bin
$ ./spack install zlib

Documentation

Full documentation is available, or run spack help or spack help --all.

Tutorial

We maintain a hands-on tutorial. It covers basic to advanced usage, packaging, developer features, and large HPC deployments. You can do all of the exercises on your own laptop using a Docker container.

Feel free to use these materials to teach users at your organization about Spack.

Community

Spack is an open source project. Questions, discussion, and contributions are welcome. Contributions can be anything from new packages to bugfixes, documentation, or even new core features.

Resources:

Contributing

Contributing to Spack is relatively easy. Just send us a pull request. When you send your request, make develop the destination branch on the Spack repository.

Your PR must pass Spack's unit tests and documentation tests, and must be PEP 8 compliant. We enforce these guidelines with Travis CI. To run these tests locally, and for helpful tips on git, see our Contribution Guide.

Spack uses a rough approximation of the Git Flow branching model. The develop branch contains the latest contributions, and master is always tagged and points to the latest stable release.

Code of Conduct

Please note that Spack has a Code of Conduct. By participating in the Spack community, you agree to abide by its rules.

Authors

Many thanks go to Spack's contributors.

Spack was created by Todd Gamblin, tgamblin@llnl.gov.

Citing Spack

If you are referencing Spack in a publication, please cite the following paper:

License

Spack is distributed under the terms of both the MIT license and the Apache License (Version 2.0). Users may choose either license, at their option.

All new contributions must be made under both the MIT and Apache-2.0 licenses.

See LICENSE-MIT, LICENSE-APACHE, COPYRIGHT, and NOTICE for details.

SPDX-License-Identifier: (Apache-2.0 OR MIT)

LLNL-CODE-647188

Description
A flexible package manager that supports multiple versions, configurations, platforms, and compilers.
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