LLVM Weekly - #282, May 27th 2019
Welcome to the two hundred and eighty-second 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
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On the mailing lists
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Sam Parker shared an RFC on adding intrinsics for hardware loops used in the Arm v8.1-M architecture.
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Chris Lattner is interested in views on the recent work in GCC on on-demand range evaluation.
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Kristóf Umann is working on the Clang static analyzer for GSoC this year and shared a sketch of the proposed algorithm for "Enhancing bug reporting with static backward program slicing".
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Louis Dionne summarized remaining points of disagreement about the handling of experimental features in libc++. He later followed up with a link to a patch.
LLVM commits
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The ORCv2 design documentation gained further information and examples for LLJIT/LLLazyJIT. r361198.
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New documentation was added on building distributable LLVM-based tools. r361272.
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MachineCSE was taught to perform some simple partial redundancy elimination. r361356.
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A new TargetLoweringInfo hook was added to set the ABI calling convention endianness. r361222.
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computeKnownBits now supports constant pool values from the target. r361620.
Clang commits
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A new clangToolingSyntax library was introduced, initially containing TokenBuffer. r361148.
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The Clang internals manual was extended with guidance on immutability of AST nodes. r361433.