OSDT Weekly 第349期

近期活动预告

编译社区的八卦信息

GCC

GCC16将在四月中旬左右发布

• [RFC][PATCH r17] ipa: Enable ipa-sra for .ASSUME calls https://gcc.gnu.org/pipermail/gcc-patches/2026-March/709920.html

• [PATCH] MATCH: Simplify COND_ADD (a > 0, b, a, b) to b + MAX_EXPR <a, 0> https://gcc.gnu.org/pipermail/gcc-patches/2026-March/710104.html

• [PATCH] match.pd: zero_one != 0 ? CST1:CST2 -> (zero_one*diff)+CST2 [PR71336] https://gcc.gnu.org/pipermail/gcc-patches/2026-March/710125.html

• [PATCH 1/4] xtensa: Split target-specific pass 'xt_largeconst' into two https://gcc.gnu.org/pipermail/gcc-patches/2026-March/710215.html

BINUTILS

本周风平浪静

GDB

• [PATCH v3 0/7] gdb: more fixes for Python limited C API support https://sourceware.org/pipermail/gdb-patches/2026-March/225744.html

• [PATCH 0/3] [gdb] Enable ptype /o for some dynamic types https://sourceware.org/pipermail/gdb-patches/2026-March/225792.html

• [PATCH 00/17] Finish boolification of Ada code https://sourceware.org/pipermail/gdb-patches/2026-March/225808.html

GLIBC

• [PATCH v4 0/6] elf: THP-aware load segment alignment https://sourceware.org/pipermail/libc-alpha/2026-March/175644.html

• [PATCH v2] io: Use gnulib fts implementation (BZ 22944, BZ 20331) https://sourceware.org/pipermail/libc-alpha/2026-March/175666.html

• [PATCH v2 0/8] Add binary64 cosh/sinh/tanh CORE-MATH implementations to libm https://sourceware.org/pipermail/libc-alpha/2026-March/175684.html

• [RFC v3] RISC-V: Fix SIGSEGV of --static-pie binaries on riscv64 [BZ #33911] https://sourceware.org/pipermail/libc-alpha/2026-March/175716.html

• [PATCH v3 0/2] Enable MTE support for stack https://sourceware.org/pipermail/libc-alpha/2026-March/175784.html

Newlib（半年刊）

• [RFC PATCH 0/1] strold: Support for 128-bit long double https://sourceware.org/pipermail/newlib/2025/022104.html

• [PATCH 0/1] riscv: add vectorized memset, memcpy and memmove https://sourceware.org/pipermail/newlib/2025/022202.html

• [RFC PATCH 0/2] Add RISC-V vector math library support https://sourceware.org/pipermail/newlib/2026/022270.html

LLVM/Clang/LLDB/LLD

本节内容来自 LLVM Weekly 第 595 期， Alex Bradbury 大哥持续稳定输出。

• 剑桥是编译器的重镇： The next Cambridge (UK) LLVM pub social will take place on March 24th.

• 新的索引： Britton Watson has been working to provide the LLVM Research Library, a searchable and browsable home for all talks and slides at LLVM Developers Meetings. Britton is looking for feedback on this experiment.

• 基金会月度报告： LLVM Foundation board minutes were posted for January and February.

• AI审核工具+1: Yunbo Ni shared results of an experiment with an agentic review tool for optimisation related PRs in LLVM. On 207 recent PRs (70 open, 137 closed) it found over 30 bugs.

QEMU

• [PATCH v1 00/28] RISC-V Debug Module support https://lists.nongnu.org/archive/html/qemu-riscv/2026-03/msg00098.html

• [PATCH v3 0/3] target/riscv: add unratified RISC-V Zbr0p93 ext https://lists.nongnu.org/archive/html/qemu-riscv/2026-03/msg00156.html

• [PATCH v5 0/9] Add Zvfbfa extension support https://lists.nongnu.org/archive/html/qemu-riscv/2026-03/msg00087.html

• [PATCH v2 0/3] riscv: AIA: Add in-kernel irqchips save and restore function support https://lists.nongnu.org/archive/html/qemu-riscv/2026-03/msg00081.html

• [PATCH v3] target/riscv: Support Smpmpmt extension https://lists.nongnu.org/archive/html/qemu-riscv/2026-03/msg00078.html

• [PATCH v3 0/9] Add RISC-V big-endian target support https://lists.nongnu.org/archive/html/qemu-riscv/2026-03/msg00168.html

• [PATCH v5 00/35] Hexagon system emulation - Part 1/3 https://lists.nongnu.org/archive/html/qemu-devel/2026-03/msg03784.html

• [PATCH v4 00/13] target/arm: add support for MTE4 https://lore.kernel.org/qemu-devel/20260309-feat-mte4-v4-0-daaf0375620d@gmail.com/

• [PATCH 00/14] Add ARM64 support for MSHV accelerator https://lists.nongnu.org/archive/html/qemu-devel/2026-03/msg04131.html

• [PATCH v19 0/8] Specifying cache topology on ARM https://lists.nongnu.org/archive/html/qemu-devel/2026-03/msg04171.html

• [PATCH v16 00/17] HVF: Add support for platform vGIC https://lore.kernel.org/qemu-devel/20260306161509.79712-1-mohamed@unpredictable.fr/

• [PATCH v3 00/32] Introduce Tegra241 CMDQV support for accelerated SMMUv3 https://lists.nongnu.org/archive/html/qemu-devel/2026-03/msg04273.html

• [PATCH v1 00/13] intel_iommu: Enable PASID support https://lore.kernel.org/qemu-devel/20260306034409.184873-1-zhenzhong.duan@intel.com/

• [PATCH v4 00/10] pnv/mpipl: Add MPIPL support https://lore.kernel.org/qemu-devel/20260309072001.3136261-1-adityag@linux.ibm.com/

• [PATCH v5 00/15] s390x: Add support for virtio-blk-pci IPL device https://lore.kernel.org/qemu-devel/20260309003601.242634-1-jrossi@linux.ibm.com/

• [PATCH v9 00/30] s390x: Secure IPL Support for SCSI Scheme https://lore.kernel.org/qemu-devel/20260305224146.664053-1-zycai@linux.ibm.com/

• [PATCH v5 00/25] export/fuse: Use coroutines and multi-threading https://lore.kernel.org/qemu-devel/20260309150856.26800-1-hreitz@redhat.com/

• [PATCH 0/3] virtio-gpu: enable Venus/Vulkan without OpenGL display https://lore.kernel.org/qemu-devel/20260309214930.92616-1-lucaaamaral@gmail.com/

• [PATCH v12 0/8] virtio-net: live-TAP local migration https://lore.kernel.org/qemu-devel/20260306213235.216863-1-vsementsov@yandex-team.ru/

• [PATCH v11 0/10] vfio: Create dmabuf from multiple VFIO ranges and use it in virtio-gpu https://lists.nongnu.org/archive/html/qemu-devel/2026-03/msg03760.html

• [PATCH v12 0/9] ati-vga: Implement HOST_DATA transfers https://lore.kernel.org/qemu-devel/cover.1773020351.git.balaton@eik.bme.hu/

• [PATCH v1 0/13] hw/usb/ehci: Add 64-bit descriptor addressing support https://lists.nongnu.org/archive/html/qemu-devel/2026-03/msg03866.html

• QEMU 训练营 2026 资讯：由格维开源社区（GTOC）与华中科技大学开放原子开源俱乐部主办，甲辰计划、苦芽科技、OpenCamp 社区及腾讯 CNB 社区协办，全程免费开源。目前专业阶段（ch2）持续更新中，近期重写了 SoC 数据手册与 CPU（Xg233ai）实验手册，并新增 GPGPU 建模实验项目概览。线上预报名通道已开启，欢迎感兴趣的同学报名参加。

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：《太空生活的祛魅实录》

作者： 凯利·韦纳史密斯、查克·韦纳史密斯

译者： 王瑀、谭雯文

推荐： 小编1号

虽然看起来有点遥远，但是差不多也是时候开始了解一些了。我么很有可能在接下来20年时间内能够踏上太空旅程去月球生活，我们可能也会在20年内不得不踏上太空旅行去地球之外生活。随着近期人类的战争行为，目前来看全球S3赛季有可能已经开始了好几年了。