LLVM Weekly - #217, Feb 26th 2018

Welcome to the two hundred and seventeenth issue of LLVM Weekly, a weekly newsletter (published every Monday) covering developments in LLVM, Clang, and related projects. LLVM Weekly is brought to you by Alex Bradbury. Subscribe to future issues at https://llvmweekly.org and pass it on to anyone else you think may be interested. Please send any tips or feedback to asb@asbradbury.org, or @llvmweekly or @asbradbury on Twitter.

News and articles from around the web

The deadline to apply for a EuroLLVM Student Travel Grant closes today, February 26th at 5pm PST.

LLVM 6.0.0-rc3 as been tagged.

Version 3.2 of the SLEEF vectorized math library has been released. This includes performance improvements, a new CMake-based build system, and more.

On the mailing lists

• Anastasia Stulova is looking for feedback on a proposal to add OpenCL C++ suport to Clang.

• Tomeu Vizoso is asking for feedback on what it would take for the LLVM community to accept a SPIRV-LLVM tool.

• Chris Jackson has posted an RFC on adding Visual Studio compatible diagnostics output to LLD.

• Robert Lougher has started the implementation of 'Sceptre', an LLVM pass to check for Spectre variant 1 vulnerabilities. He is seeking feedback.

• Nicolai Hähnle outlined a series of in-development TableGen cleanups, and has always been blogged about TableGen.

LLVM commits

• A new target option AllowRegisterRenaming has been added, used to opt in to post-register-allocation renaming of registers. r325931.

• Mips gained the very beginnings of GlobalISel support. r32588.

• You can now specify the default address space for functions in the LLVM data layout string. r325479.

• The Mips backend gained support for mitigation against Spectre variant two. r325653.

• Wasm objects now contain a first class symbol table. r325860.

• TableGen now supports a !size operation to give the length of a list. r325883.

Clang commits

• clang-format gained a new guessLanguage() function in its ABI. r325691.

• clangd added APIs to control when diagnostics are generated. r325774.

Other project commits

• More LLDB tests have been updated so as not to dirty the source tree. r325570.

• Polly has updated its bundled version of isl. r325557.