Archived Peojct

This is obsoleted and archived project. Please refer current llvm monorepo for VE (https://github.com/sx-aurora-dev/llvm-project) for the latest information.

LLVM for NEC SX-Aurora VE

This repository is a clone of public LLVM repository (http://llvm.org), plus an experimental modifications which provides support for the NEC SX-Aurora TSUBASA Vector Engine (VE). See README_MORE.rst.

You can start with the PRM package.

% yum install \
  https://sx-aurora.com/repos/veos/ef_extra/x86_64/llvm-ve-1.3.0-1.3.0-1.x86_64.rpm \
  https://sx-aurora.com/repos/veos/ef_extra/x86_64/llvm-ve-link-1.3.0-1.x86_64.rpm

Then use clang like below. Clang++ is also available.

$ /opt/nec/nosupport/llvm-ve/clang -target ve-linux -O3 ...

• If you are interested in intrinsic functions for vector instructions, see the manual.
• If you are interested in the guided vectorization, or region vectorizer, see RV.
• If you want to build the llvm-ve, see llvm-dev and Compile.rst.
• Automatic vectorization is not supported.