OSDT Weekly 第373期

近期活动预告

编译社区的八卦信息

GCC

• [PATCH v1 0/7] aarch64: Port arithmetic intrinsics to pragma-based framework https://gcc.gnu.org/pipermail/gcc-patches/2026-August/728465.html

• [PATCH v4 0/4] Renesas RX FDPIC support https://gcc.gnu.org/pipermail/gcc-patches/2026-August/728481.html

• [PATCH v1 0/7] WIP: Remove the restrictions on instruction operand count https://gcc.gnu.org/pipermail/gcc-patches/2026-August/728509.html

• [RFC] vect: Use unpromoted inputs for unsigned narrow clips https://gcc.gnu.org/pipermail/gcc-patches/2026-August/728829.html

• [PATCH v15 1/7] kcfi: Introduce KCFI typeinfo mangling API https://gcc.gnu.org/pipermail/gcc-patches/2026-August/728921.html

• [PATCH 0/3] RISC-V: Support -mcpu=native and -mtune=native https://gcc.gnu.org/pipermail/gcc-patches/2026-August/728977.html

• [PATCH 0/3][RFC] PR126998, vectoriable_lane_reducing and invariants https://gcc.gnu.org/pipermail/gcc-patches/2026-August/729003.html

BINUTILS

• [PATCH 00/10] fix two PRs and guard against bad data https://sourceware.org/pipermail/binutils/2026-August/151072.html

• [PATCH 0/7] aarch64: Add FEAT_PAuth_LR asm/disasm support https://sourceware.org/pipermail/binutils/2026-August/151062.html

• [PATCH v3] Support AVX10_V2_AUX instructions https://sourceware.org/pipermail/binutils/2026-August/151049.html

• [PATCH v4] LoongArch: Add new annotate option for objdump https://sourceware.org/pipermail/binutils/2026-August/150934.html

GDB

• [PATCH v2 0/6] sim: Fix MIPS livelocks and add software interrupts https://sourceware.org/pipermail/gdb-patches/2026-August/229634.html

• [PATCHv9 0/4] gdb: allow 'until' to work in outermost frame https://sourceware.org/pipermail/gdb-patches/2026-August/229731.html

• [PATCH v2 0/6] gdb: introduce file_reader_t to read procfs files https://sourceware.org/pipermail/gdb-patches/2026-August/229750.html

GLIBC

• [PATCH 0/7] stdio-common: Verify printf format tests with Python rather than AWK https://sourceware.org/pipermail/libc-alpha/2026-August/179971.html

• [RFC PATCH 0/2] Add a futex interface to glibc (sys/futex.h) https://sourceware.org/pipermail/libc-alpha/2026-August/180001.html

• [PATCH] x86: Update AVX10 support https://sourceware.org/pipermail/libc-alpha/2026-August/180039.html

LLVM/Clang/LLDB/LLD

本节内容来自 LLVM Weekly 第 660 期， Alex Bradbury 大哥持续稳定输出。

• Alexis Engelke 在博客上撰文介绍了 LLVM 23 中编译时间的改进。
• Louis Dionne 提议对 LNT 进行一次重大重构(LNT v5)。
• 宋教授！ Fangrui Song 发布了一份详细的 RFC,讨论让 RegAllocFast 直接消费 SSA 形式的 MachineIR,并从流水线中移除 PHIElimination 和 TwoAddressInstructionPass。这使得 lld/ELF/Driver.cpp 的代码生成时间缩短了约 4.5%。
• Simeon Schaub 希望将 i128 的 datalayout 默认值改为与 Clang 一致。
• Peter Smith 发起了一场关于推进 -fbinutils-version 默认版本策略的讨论。
• Tom Eccles 发起了一场 Flang RFC 讨论,内容是关于默认启用某些浮点表达式的重关联(reassociation)。
• Kazu Hirata 提议将 llvm::FoldingSet<T> 迁移为使用开放寻址(open-addressing)的哈希集合。
• Alexey Gerenkov 分享了一份关于在 lld/ELF 中支持 Xtensa(面向嵌入式目标的静态链接)的 RFC。
• 日拱一卒： LLVM libc 中实现了 freopen。e297b4f。

QEMU

• [PATCH 0/4] hw/riscv/virt: Add CXL support to the RISC-V virt machine https://lists.nongnu.org/archive/html/qemu-riscv/2026-08/msg00829.html

• [PATCH v4 0/7] hw/riscv: Add support for Milk-V Duo board https://lists.nongnu.org/archive/html/qemu-riscv/2026-08/msg00861.html

• [PATCH 00/13] hw/riscv, target/riscv: initial n-trace support https://lists.nongnu.org/archive/html/qemu-riscv/2026-08/msg00995.html

• [PATCH v2 00/13] single-binary: link ARM and RISC-V into qemu-system https://lists.nongnu.org/archive/html/qemu-riscv/2026-08/msg01076.html

• [PATCH v2 0/2] single-binary: implement dynamic filtering for machine types https://lists.nongnu.org/archive/html/qemu-devel/2026-08/msg05275.html

• [PATCH v2 0/9] Add ECDSA akcipher support and the ASPEED SBC ECDSA engine for AST10x0 https://lists.nongnu.org/archive/html/qemu-devel/2026-08/msg05018.html

• [PATCH v2 0/4] Add ASPEED ACRY RSA model for the AST2600 https://lists.nongnu.org/archive/html/qemu-devel/2026-08/msg04638.html

• [PATCH v4 0/8] Add Axiado SoC AX3005 and EVB https://lists.nongnu.org/archive/html/qemu-devel/2026-08/msg06593.html

• [PATCH RFC v2 0/5] hw/gpio: STM32F1xx GPIO controller in Rust https://lists.nongnu.org/archive/html/qemu-devel/2026-08/msg05295.html

• [RFC PATCH v2 00/14] hw/arm: add TI AM64x SoC and am64-virt machine https://lists.nongnu.org/archive/html/qemu-devel/2026-08/msg04744.html

• [PATCH v4 00/10] migration/cpr: support vhost-vsock devices https://lists.nongnu.org/archive/html/qemu-devel/2026-08/msg04717.html

• [PATCH 0/8] Force detach PCI devices for ACPI-based and PCIe native hot-unplug https://lists.nongnu.org/archive/html/qemu-devel/2026-08/msg05411.html

• [PATCH 0/5] Add Multiple Atomicity Mode (MAM) support https://lists.nongnu.org/archive/html/qemu-devel/2026-08/msg06398.html

• [PATCH 0/5] target/i386: Add support for LASS https://lists.nongnu.org/archive/html/qemu-devel/2026-08/msg06530.html

• [PATCH v2 0/3] vfio-user: support multiple FDs backing region mmaps https://lists.nongnu.org/archive/html/qemu-devel/2026-08/msg06536.html

• [PATCH v3 0/4] target/arm: Introduce cpu types max-v8 and max-v9 https://lists.nongnu.org/archive/html/qemu-devel/2026-08/msg06435.html

• [PATCH v2 0/3] Extend secure IPL support to virtio-blk-pci boot devices https://lists.nongnu.org/archive/html/qemu-devel/2026-08/msg06862.html

• [RFC V2 0/9] hw/pci: hw/cxl: Add UIO support in CXL and PCIe stack. https://lists.nongnu.org/archive/html/qemu-devel/2026-08/msg06620.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。

本周推荐阅读

本周推荐：《工作、消费主义和新穷人》

作者： 齐格蒙特·鲍曼

译者： 郭楠

推荐： 小编1号

对于现在城市人而言非常值得看一看的视角，这个世界是如何在不到两百年时间走到消费主义这个现实的。换了一个视角看现在的世界挺有意思的。多了一个视角的意义，可能在于，活得更加通透轻松了。