LLVM Weekly - #287, July 1st 2019

Welcome to the two hundred and eighty-seventh 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 http://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

Registration is now open for the 2019 LLVM Developers' Meeting, to be held October 22-23rd in San Jose.

The Linux Plumbers Toolchain micro-conference has put out a call for papers. The conference will take place in Lisbon, September 9th-11th.

This month's LLVM bay area social will be held on July 11th rather than the usial first Thursday of the month.

LLVM 8.0.1-rc3 has been tagged.

On the mailing lists

LLVM commits

GlobalISel was modified to allow multiple vregs for lowerFormalArgs and lowerCall. This allows the target to decide for itself whether to handle them as separate pieces or to use a single register. r364510.

MC layer support has now been merged for all Arm MVE instructions. r364291, r364292.

A class has been introduced for registers in CodeGen, rather than just an unsigned . r364191.

llvm-symbolizer learned a FRAME command which prints a description of the referenced function's stack frame. r364225.

Pseudo-instructions to model Arm v8.1-m low overhead loops were introduced. r364288.

LoopUnroll can now handle loops with exiting headers and unconditional latches. r364398.

WebAssembly gained support for tail calls. r364445.

Clang commits

When dumping the AST to JSON, source locations and ranges are now emitted directly rather than in separate JSON objects. r364226.

The clang-doc tool gained basic support for templates and typedef. r364222.

Other project commits