OSDT Weekly 第362期

近期活动预告

编译社区的八卦信息

GCC

• [RFC] RISC-V: Add Zibi extension support https://gcc.gnu.org/pipermail/gcc-patches/2026-June/719336.html

• [PATCH 0/3] i386: support cond_vec_cbranch_any/all for narrow boolean vectors https://gcc.gnu.org/pipermail/gcc-patches/2026-June/719441.html

• [PATCH v2 0/5] gccrs: Add atomic_exchange intrinsic https://gcc.gnu.org/pipermail/gcc-patches/2026-June/719548.html

• [PATCH v4 0/2] expmed/i386: optimize u32 constant division and improve BMI2 codegen https://gcc.gnu.org/pipermail/gcc-patches/2026-June/719790.html

• [PATCH][RFT] Speed up native bootstrap by caching configure results across stages https://gcc.gnu.org/pipermail/gcc-patches/2026-June/719831.html

BINUTILS

• GNU Binutils release 2.46.1 is now available https://sourceware.org/pipermail/binutils/2026-June/149568.html

• [RFC 1/2] RISC-V: Add Zvdota extension classes https://sourceware.org/pipermail/binutils/2026-June/149578.html

GDB

• [PATCH 00/10] [gdb] Add some missing i18n support https://sourceware.org/pipermail/gdb-patches/2026-June/227844.html

• [PATCH] gdb: allow 'until' to work in outermost frame https://sourceware.org/pipermail/gdb-patches/2026-June/227876.html

• [PATCH RESEND v2 00/10] Multiple solib_ops in a program_space https://sourceware.org/pipermail/gdb-patches/2026-June/227886.html

GLIBC

• [PATCH v5 0/1] aarch64: Add ifuncs for malloc functions https://sourceware.org/pipermail/libc-alpha/2026-June/177830.html

• [PATCH v4 1/1] ldconfig: add --install option https://sourceware.org/pipermail/libc-alpha/2026-June/177871.html

• riscv: Implement Zbb based strlen and prefer it over the RVV based strlen implementation when Zbb is available https://sourceware.org/pipermail/libc-alpha/2026-June/177969.html

LLVM/Clang/LLDB/LLD

本节内容来自 LLVM Weekly 第 649 期， Alex Bradbury 大哥持续稳定输出。

• 宋教授笔耕不缀： Fangrui Song blogged about recent improvements to LLVM's hash table implementations.

• 删除比添加要难： Luke Lau started an RFC thread on removing trivial vector predication intrinsics.

• 额，这个现在很容易吵起来了： Richard Pasek kicked off a discussion on accepting vibecoded backend targets. A majority of respondents are not keen, expressing concern about the maintenance burden.

• 日积跬步： 64-bit frame offsets can now be used for 64-bi RISC-V. 3f67f16.

• 透明度+1: LLVM project governance documentation was added. 3c9afa9.

• 进迭时空K3能用么： MC layer support was added for the proposed RISC-V integrated matrix tile load/store extensions. 0f18088.

QEMU

• [PATCH] target/riscv: add 'trigger-count' debug property https://lists.nongnu.org/archive/html/qemu-riscv/2026-06/msg00120.html

• [PATCH] hw/riscv/virt: Add "iommu-map" property for pcie bus https://lists.nongnu.org/archive/html/qemu-riscv/2026-06/msg00110.html

• [PATCH] disas/riscv: enable mnret disassembly https://lists.nongnu.org/archive/html/qemu-riscv/2026-06/msg00106.html

• [PATCH v7 0/5] hw/riscv: Server Platform Reference Board https://lists.nongnu.org/archive/html/qemu-riscv/2026-06/msg00066.html

• [PATCH v10 00/45] target/arm: Implement FEAT_FP8 https://lists.nongnu.org/archive/html/qemu-devel/2026-06/msg01958.html

• [PATCH 00/25] target/arm: Implement FEAT_SVE2p2 https://lists.nongnu.org/archive/html/qemu-devel/2026-06/msg00979.html

• [RFC PATCH v2 00/29] target/arm: Named CPU models for Arm64 on KVM https://lists.nongnu.org/archive/html/qemu-devel/2026-06/msg01093.html

• [PATCH v7 00/31] hw/arm/virt: Introduce Tegra241 CMDQV support for accelerated SMMUv3 https://lists.nongnu.org/archive/html/qemu-devel/2026-06/msg01727.html

• [PATCH v6 0/9] hw/arm/smmuv3-accel: Resolve AUTO properties https://lists.nongnu.org/archive/html/qemu-devel/2026-06/msg01566.html

• [RFC PATCH 00/10] QEMU Support for KVM Planes https://lists.nongnu.org/archive/html/qemu-devel/2026-06/msg01508.html

• [PATCH v3 00/14] Make switchover-ack re-usable and add VFIO precopy REINIT feature https://lists.nongnu.org/archive/html/qemu-devel/2026-06/msg01649.html

• [PATCH v7 00/12] virtio-console: notify about the terminal size https://lists.nongnu.org/archive/html/qemu-devel/2026-06/msg01938.html

• [PATCH v10 0/4] hw/mem: add sp-mem device for Specific Purpose Memory https://lists.nongnu.org/archive/html/qemu-devel/2026-06/msg01111.html

• [PATCH v16 00/21] target/mips: add missing Octeon user-mode support https://lists.nongnu.org/archive/html/qemu-devel/2026-06/msg01585.html

• [PATCH v3 00/15] s390x/pci: Implement migration for emulated devices https://lists.nongnu.org/archive/html/qemu-devel/2026-06/msg01021.html

• [PATCH v3 0/7] ati-vga: CCE engine setup and PIO packet processing https://lists.nongnu.org/archive/html/qemu-devel/2026-06/msg01260.html

• [PATCH 0/2] hw/ufs: Add Host Initiated Defragmentation (HID) support https://lists.nongnu.org/archive/html/qemu-devel/2026-06/msg01632.html

• [RFC 0/8] pci: cxl: Add enumeration support for Unordered I/O (UIO) feature. https://lists.nongnu.org/archive/html/qemu-devel/2026-06/msg01784.html

• [PATCH 0/2] igvm: device tree support https://lists.nongnu.org/archive/html/qemu-devel/2026-06/msg01419.html

• [PATCH v5 00/12] Make RamDiscardManager work with multiple sources & virtio-mem https://lists.nongnu.org/archive/html/qemu-devel/2026-06/msg00875.html

• [PATCH 0/3] block: measure for commit https://lists.nongnu.org/archive/html/qemu-devel/2026-06/msg01440.html

• [PATCH 0/2] hw/nvme: support online resize https://lists.nongnu.org/archive/html/qemu-devel/2026-06/msg00834.html

• [PATCH qemu 0/1] hw/usb/dev-storage: add vid/pid/other overrides https://lists.nongnu.org/archive/html/qemu-devel/2026-06/msg00856.html

• [PATCH v2 00/33] ui: better console hotplug support https://lists.nongnu.org/archive/html/qemu-devel/2026-06/msg01358.html

RISC-V in China

• https://ruyisdk.cn 每日八卦都在这里了。

RT-Thread 社区

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AI Compilers

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本周推荐阅读

本周推荐：《视觉之旅：改变世界的机器（彩色典藏版）》

作者：西奥多·格雷

译者：徐大军、程翰璋

推荐：小编1号

如果你喜欢机械和技术，对内燃气等有兴趣，这本书非常适合在忙完了一阵之后坐在沙发里自习研究。人类工程上的很多巧思和灵机一动都在这本书里能够找到。烧开水的智慧从最早的磨盘到蒸汽机到核电站，都存在用视觉上可以理解的方式呈现在读者的眼前。前人的工程智慧真是值得被记录下来。