OSDT Weekly 第305期

近期活动

• 5月12-16日在法国巴黎有 RISC-V 欧洲峰会。

编译社区的八卦信息

GCC

• [PATCH v3] i386/cygming: Decrease default preferred stack boundary for 32-bit targets https://gcc.gnu.org/pipermail/gcc-patches/2025-May/682414.html

• [PATCH] [PR117978] AArch64: Fold SVE load/store with certain ptrue patterns to LDR/STR. https://gcc.gnu.org/pipermail/gcc-patches/2025-May/682454.html

• [PATCH] i386: Implement Thread Local Storage on Windows https://gcc.gnu.org/pipermail/gcc-patches/2025-May/682469.html

• [PATCH 0/3][RFC] Remove TARGET_LRA_P hook https://gcc.gnu.org/pipermail/gcc-patches/2025-May/682470.html

• [PATCH v3 0/5] RISC-V: Combine vec_duplicate + vadd.vv to vadd.vx on GR2VR cost https://gcc.gnu.org/pipermail/gcc-patches/2025-May/682522.html

• [RFC PATCH 0/2] Add target_clones profile option support https://gcc.gnu.org/pipermail/gcc-patches/2025-May/682580.html

• [PATCH 0/3] x86: Add a pass to fold tail call https://gcc.gnu.org/pipermail/gcc-patches/2025-May/682601.html

• [RFC PATCH 0/5] aarch64: Support for user-defined aarch64 tuning parameters in JSON https://gcc.gnu.org/pipermail/gcc-patches/2025-May/682702.html

• [PATCH 0/6] Remove non-SLP path from vectorizable_reduction https://gcc.gnu.org/pipermail/gcc-patches/2025-May/682775.html

BINUTILS

• [PATCH v2 00/28] AArch64 AEABI build attributes (a.k.a. object attributes v2) https://sourceware.org/pipermail/binutils/2025-May/140820.html

• [PATCH] strip: Add GCC LTO IR support https://sourceware.org/pipermail/binutils/2025-May/140875.html

• [PATCH v2 0/4] PE delay import fixes https://sourceware.org/pipermail/binutils/2025-May/140881.html

• [PATCH 1/2] RISC-V: Base for complex extension implications https://sourceware.org/pipermail/binutils/2025-May/140946.html

• [PATCH] RISC-V: Add zilsd & zclsd support https://sourceware.org/pipermail/binutils/2025-May/140948.html

GDB

• [PATCH v4 0/3] Option to show stopped/running threads only https://sourceware.org/pipermail/gdb-patches/2025-May/217683.html

• [PATCH 1/6] gdb: re-work parallel-for-selftests.c https://sourceware.org/pipermail/gdb-patches/2025-May/217692.html

• [PATCH v4] RISC-V: support for vector register accesses via ptrace() in RISC-V Linux native https://sourceware.org/pipermail/gdb-patches/2025-May/217705.html

GLIBC

• [PATCH v3] malloc: Improve malloc initialization https://sourceware.org/pipermail/libc-alpha/2025-May/166296.html

• [PATCH] riscv: Correct __riscv_hwprobe function attributes [BZ #32932] https://sourceware.org/pipermail/libc-alpha/2025-May/166302.html

• [PATCH RFC v3 0/8] termios: support arbitrary baud rates on Linux, minor cleanups, proposed alternative interface https://sourceware.org/pipermail/libc-alpha/2025-May/166305.html

• [PATCH 00/11] Add initial support for --enable-ubsan https://sourceware.org/pipermail/libc-alpha/2025-May/166363.html

LLVM/Clang/LLDB/LLD

本节内容来自 LLVM Weekly 第 592 期， Alex Bradbury 大哥持续稳定输出。

• 国内的企业要不要也来总结下： Arm's developer blog covers Arm's contributions to LLVM 20.

• LLVM也要有LTS了？ Maxim Kuvyrkov provided a summary of discussion on an LLVM LTS since the RFC was posted.

• CI继续改进： Aiden Grossman is seeking agreement on running premerge postcommit through GitHub Actions.

• Hello Andes: MC layer support was added for the RISC-V XAndesperf vendor extension. 6ba1a62.

• 稍微地卷起来了： A benchmarking script was added for LLD. 6b25cfb.

QEMU (RISC-V)

• [PATCH 0/1] Add RISCV ZALASR Extension https://lists.nongnu.org/archive/html/qemu-devel/2025-05/msg01282.html

RISC-V in China

• 风平浪静。

RT-Thread 社区

• 五一节前在上海举办的 “2025 汽车半导体生态大会” 上，RT-Thread 睿赛德电子科技创始人兼 CEO 熊谱翔发表演讲，宣布推出 “程翧整车基础操作软件 2.0”。详情见：http://www.cnautonews.com/yaowen/2025/04/27/detail_20250427375048.html。

AI Compilers

• 风平浪静。

本周工具链岗位

往期社招及实习生招聘长期有效。

• PLCT实验室春招 RISC-V 实习岗位汇总（2025年3月）｜甲辰计划开源实习生联合招聘培养
• openEuler RISC-V 实习机会暨OERV 实习岗位汇总｜RISC-V 与 Linux 发行版生态
• 大算力芯片公司招聘高级编译器研发工程师、GPU算法研发、集群互联开发等岗位

本周推荐阅读

本周推荐：《厦门大学的先生们》

作者：陈满意

推荐：小编1号

首先，这本书里没有易中天教授。因为讲述的是1920年代民国时期厦门大学开创者们的故事。喜欢历史或者正在厦门大学念书的伙伴们肯定推荐看看。

百年之后，大师们估计想不到厦门大学是因为旅游和“集美”两个字而出圈的（笑）。