Linux User-space C/C++ Compiler

Tailored for HPC and scientific codes, with support for C/C++ and OpenMP standards and tuned for leading server-class Arm-based platforms. Built on the open source Clang front-end, and the LLVM‑based optimization and code generation back-end. Available as part of the Arm Compiler for HPC package

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  • Papers filed, in a formal order.

  • Reference guide

    Reference manual describing the implementation of C/C++ supported by Arm, including OpenMP standard support.

    C/C++ reference
  • Human head showing understanding.

  • Get started

    A complete workflow from installation to compiling your first program with Arm C/C++ Compiler.

    Get started
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  • Download

    Download the Arm Compiler for HPC package containing Arm C/C++ Compiler

    Downloads
  • A program that is running on a desktop.

  • Porting and tuning 

    Instructions to build and run popular HPC and scientific workloads with Arm Compilers.

    Porting and tuning

Help and support

Get in touch if you have questions, doubts or want to raise an issue. The vast majority of requests are answered within a single working day.

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FAQ

Q: How do I get access to the Arm C/C++ Compiler?
Arm C/C++ Compiler is available as part of Arm Compiler for HPC package in Arm Allinea Studio tools suite. To get started using the Arm C/C++ Compiler, see our Installation and Getting Started guides.

Q: Which Linux distributions are supported?
Arm C/C++ Compiler is available on leading Linux distributions, including RHEL, SUSE and Ubuntu. See supported platforms for more information.

Q: Which Armv8-A SoCs are supported?
Arm C/C++ Compiler works on any 64-bit Armv8-A based platform running Linux. The compiler has specific performance tuning for Cavium ThunderX2, Qualcomm Centriq  and Arm Cortex-A57 based SoftIron OverDrive systems.

Q: Does it support SVE? 
Arm C/C++ Compiler supports the generation of SVE code. Arm Performance Libraries are only available for 64-bit Armv8-A platforms.

Q: Where can I find the release changelog? 
See our Release History page to discover what's new with each new version of the Arm Compiler for HPC.