OSDT Weekly 第251期

近期活动

编译社区的八卦信息

• C++ 中文周刊 第 155 期

GCC

• [PATCH v1 0/6] Add DLL import/export implementation to AArch64 https://gcc.gnu.org/pipermail/gcc-patches/2024-April/649685.html

• [PATCH] RISC-V: Revert this weekend's changes https://gcc.gnu.org/pipermail/gcc-patches/2024-April/649858.html

• [PATCH v4 1/2] LoongArch: Define ISA versions https://gcc.gnu.org/pipermail/gcc-patches/2024-April/649873.html

• [PATCH] RISC-V: Add -X to link spec https://gcc.gnu.org/pipermail/gcc-patches/2024-April/649882.html

Binutils/GDB

• [PATCH v2 0/4] x86/APX: respect -msse2avx https://sourceware.org/pipermail/binutils/2024-April/133736.html

• Deprecation/removal of nios2 target support https://sourceware.org/pipermail/binutils/2024-April/133675.html

• [PATCH v6 0/8] Add another way to check tagged addresses on remote targets https://sourceware.org/pipermail/gdb-patches/2024-April/208286.html

GLIBC

• Maybe we should get rid of ifuncs https://sourceware.org/pipermail/libc-alpha/2024-April/156246.html

• [PATCH] LoongArch: Add glibc.cpu.hwcap support https://sourceware.org/pipermail/libc-alpha/2024-April/156240.html

• [PATCH 0/7] Add ifunc support for existing Zbb optimizations https://sourceware.org/pipermail/libc-alpha/2024-April/156204.html

• memcpy is leaking secret data through ZMM vector registers https://sourceware.org/pipermail/libc-alpha/2024-April/156174.html

LLVM/Clang/LLDB/LLD

本节内容来自 LLVM Weekly 第 538 期， Alex Bradbury 大哥持续稳定输出。

• 如期而至： LLVM 18.1.4 was released.

• 收藏： John Regehr blogged about dataflow analyses and compiler optimisations that use them.

• 下载： Slides from the MLIR workshop at EuroLLVM are now available.

• ROM Patching 有人关注不？ Venkata Ramanaiah Nalamothu posted an RFC on providing a ROM patching mechanism for embedded applications.

• 呼唤志愿者： Tom Stellard is seeking LLVM developers who will admit to having "secure development knowledge".

• 宋教授的贡献+1: Fangrui Song proposed a update_test_body.py utility script to simplify creating test cases from C inputs, motivated by the various manually updated debuginfo tests that frequently have comments describing the C input used to create them.

• 4月9-11日EuroLLVM活动的总结贴： Renato Golin posted notes from the MLIR upstream round table at EuroLLVM.

• 4月9-11日EuroLLVM活动的总结贴：Hans Wennborg and Reid Kleckner shared notes from the project governance roundtable at EuroLLVM.

• 插桩还有活儿？ Mircea Trofin posted an RFC on contextual profile instrumentation.

• 需要测评下： Pierre van Houtryve started an RFC discussion on measuring GlobalISel compile-time performance.

• 看看： Kristof Beyls shared a summary of the EuroLLVM roundtable on using BOLT as a binary analysis tool.

• 要有耐心： Kristof Beyls shared an update on behalf of the LLVM Foundation board, that the requirement to contribute under the old LLVM license as well as the new one will be dropped.

• 4月9-11日EuroLLVM活动的总结贴： J Ryan Stinnett distributed notes from the debug info round table at EuroLLVM.

• 感谢写教程的人： Jeremy Kun proposed upstreaming a tutorial on MLIR for beginners.

• Scheduling information was added for SiFive VCIX instructions. 6da1966.

QEMU (RISC-V)

欢迎小编回归！

• [RFC PATCH 0/3] target/riscv: Add support for Smdbltrp and Ssdbltrp extensions, https://lists.gnu.org/archive/html/qemu-riscv/2024-04/msg00213.html

• [PATCH] target/riscv: Use get_address() to get address with Zicbom extensions, https://lists.gnu.org/archive/html/qemu-riscv/2024-04/msg00244.html

• [PATCH v4] riscv: thead: Add th.sxstatus CSR emulation, https://lists.gnu.org/archive/html/qemu-riscv/2024-04/msg00268.html

RISC-V in China

• 快讯｜ThreadX RISC-V 移植完成，可以跑在 Milk-V Duo 上了！实习生立大功

RT-Thread 社区

• 风平浪静。招募志愿者小编。

TVM / AI Compilers

• 风平浪静。招募志愿者小编。

本周工具链岗位

往期社招及实习生招聘长期有效。

• 开源实习岗位2024春季上新！PLCT实验室开放多个编译器开源实习岗位

本周推荐阅读

本周推荐：《协同进化》

作者：爱德华·阿什福德·李

译者：李杨

推荐：小编1号

书比较新，2022年出版。内容文笔都比较通俗，很容易就能看懂。

这本书给我带来最大的收获就是获得了一个新的视角，虽然还说不出来获得一个新的视角有什么实际的用途，但是看了之后会感觉到自己跟以前不一样了，有一种开心的感觉。很神奇。