OSDT Weekly 第348期

热烈欢迎 QEMU 社区活跃新人贡献者 泽文 先生加入 OSDT Weekly 小编队伍！

近期活动预告

编译社区的八卦信息

GCC

• [PATCH] RISC-V: Consider uses for vsetvl LCM transparency. [PR122448] https://gcc.gnu.org/pipermail/gcc-patches/2026-February/709264.html

• [PATCH v1 0/3] [GCC17] Allow reg overlap of v[sz]ext.vf2 for m2 https://gcc.gnu.org/pipermail/gcc-patches/2026-February/709286.html

• [RFC] [GCC 17] vect: Eliminate reverse permutations for negative-step DRs [PR61338] https://gcc.gnu.org/pipermail/gcc-patches/2026-February/709416.html

• [PATCH 0/5] libstdc++: Implement [simd.complex] and [simd.bit] and a few fixes https://gcc.gnu.org/pipermail/gcc-patches/2026-March/709618.html

• [PATCH][0/8] Rewrite BB vectorization scalar coverage https://gcc.gnu.org/pipermail/gcc-patches/2026-March/709794.html

BINUTILS

• [PATCH v3] gas: add --reloc-section-sym={all, internal, none} option for ELF https://sourceware.org/pipermail/binutils/2026-February/148382.html

• [PATCH 0/6] aarch64 gas: memory management improvements https://sourceware.org/pipermail/binutils/2026-March/148406.html

GDB

• [PATCH v2] gdb/corelow: mark bytes unavailable when reading from unavailable mapping https://sourceware.org/pipermail/gdb-patches/2026-March/225478.html

• [PATCH v4 0/6] GDB: aarch64-linux: Some header fixes https://sourceware.org/pipermail/gdb-patches/2026-March/225502.html

• [PATCH v2 0/9] gdb: more fixes for Python limited C API support https://sourceware.org/pipermail/gdb-patches/2026-March/225525.html

• [PATCH 00/33] gdbarch int -> bool conversion and more https://sourceware.org/pipermail/gdb-patches/2026-February/225423.html

GLIBC

• [PATCH] AArch64: Single and Double precision entire exp family, SVE and AdvSIMD optimisations https://sourceware.org/pipermail/libc-alpha/2026-February/175408.html

• [PATCH 0/8] Add Arm Optimize Routines on SHARED-FILES https://sourceware.org/pipermail/libc-alpha/2026-February/175448.html

• [PATCH v3 0/6] elf: THP-aware load segment alignment https://sourceware.org/pipermail/libc-alpha/2026-February/175464.html

• [PATCH v7 0/5] elf: Allow RPATH/RUNPATH for static-pie (BZ 33326) https://sourceware.org/pipermail/libc-alpha/2026-February/175480.html

• [PATCH v5 0/6] Add support for LoongArch32 https://sourceware.org/pipermail/libc-alpha/2026-March/175502.html

• [PATCH] AArch64: Remove EMAG ifuncs https://sourceware.org/pipermail/libc-alpha/2026-March/175558.html

LLVM/Clang/LLDB/LLD

本节内容来自 LLVM Weekly 第 635 期， Alex Bradbury 大哥持续稳定输出。

• 如期： LLVM 22.1.0 was released.

• 感兴趣的朋友可以看看： Anton Korobeynikov made a thread with guidance for prospective GSoC 2026 applicants.

• 日益强化社区审核： Petr Hosek proposes requiring pull requests for all commits (i.e. removing the currently available bypass). This does not require review prior to commit for cases in which that is allowed by the developer policy.

• 日积跬步： In the RISC-V backend, code generation for the experimental P extension no longer requires an additional opt-in flag (beyond the flags needed to enable the extension). 118f64a.

• 爱好者狂喜： RISC-V FreeBSD kernel debugging support was added to LLDB. 4a602c0.

QEMU (RISC-V)

• [PATCH v2 00/16] Add RISC-V big-endian target support https://lists.nongnu.org/archive/html/qemu-devel/2026-02/msg07188.html

• [PATCH 0/3] riscv: AIA: Add in-kernel irqchips save and restore function support https://lists.nongnu.org/archive/html/qemu-riscv/2026-02/msg00337.html

• [PATCH] hw/riscv: Remove deprecated 'riscv,delegate' device-tree property https://lists.nongnu.org/archive/html/qemu-riscv/2026-02/msg00355.html

• [PATCH] MAINTAINERS: Add myself as a reviewer for RISC-V TCG CPUs https://lists.nongnu.org/archive/html/qemu-riscv/2026-02/msg00317.html

• [PATCH v2 0/2] fpu: Fix OCP FP8 E4M3 conversion issues https://lists.nongnu.org/archive/html/qemu-riscv/2026-02/msg00315.html

RISC-V in China

• https://ruyisdk.cn 每日八卦都在这里了。

RT-Thread 社区

• 风平浪静。招募小编！

AI Compilers

• 风平浪静。招募小编！

本周工具链岗位

往期社招及实习生招聘长期有效。

• 知名芯片公司诚招AI基础软件专家
• Nvidia在北京办公室新开放了一个AI负责人岗位。点击这里查看
• 京东开放JavaScript引擎开发岗位，参与京东JS引擎能力建设

本周推荐阅读

本周推荐：《苏北人在上海》

作者：韩起澜（美国）

译者：卢明华

推荐：小编1号

中国基于地域性其实的各种尴尬笑话和歧视段子伴随着我们从小到大的日常生活，以至于被有意无意的忽略掉。这本书的作者作为一个外国人，尝试从各种文献报道和史料中进行挖掘，尝试还原一个特定的模糊的团体——“苏北人”——这个称谓是如何在过去百年中逐渐的形成亚文化群体。

忽略的时候不觉得有什么深刻，但是当学者开始认真的研究，历史的深度和悲悯心就无法压制的浮现了。清末到民国，自然条件恶劣，旱灾水涝频发，人民太苦了。