llvm-project

efb397ce - [libc][mathvec] Initial commit for LIBC vector math component (#173058)

[libc][mathvec] Initial commit for LIBC vector math component (#173058) Created mathvec directories and unittest framework for vector math functions, as well as an initial implementation of vector expf, which is presently CR for round-to-nearest. --------- Co-authored-by: Pierre Blanchard <pierre.blanchard@arm.com>