OSDT Weekly 第188期

近期活动

• 2月25日武汉，线下聚会重启

编译社区的八卦信息

• C++ 中文周刊 第99期

GCC

• [PATCH 0/3] picolibc: Add picolibc linking help (v3) https://gcc.gnu.org/pipermail/gcc-patches/2023-February/611387.html

• [pushed] doc: add notes about limitations of -fanalyzer https://gcc.gnu.org/pipermail/gcc-patches/2023-February/611076.html

• AArch64 bfloat16 mangling https://gcc.gnu.org/pipermail/gcc-patches/2023-February/611099.html

• Remove support for Intel MIC offloading https://gcc.gnu.org/pipermail/gcc-patches/2023-February/611117.html

• [PATCH] LoongArch: Generate bytepick.[wd] for suitable bit operation pattern https://gcc.gnu.org/pipermail/gcc-patches/2023-February/611319.html

Binutils/GDB

• [PATCH] MIPS: allow link o32 objects with mach mips64r6 and mips32r6 https://sourceware.org/pipermail/binutils/2023-February/125922.html

• [PATCH v3 0/8] gdbserver improvements for AArch64 SVE support https://sourceware.org/pipermail/gdb-patches/2023-February/196659.html

GLIBC

• [PATCH] [RFC] Proposal for implementing AArch64 port of libmvec https://sourceware.org/pipermail/libc-alpha/2023-February/145376.html

• 鼓掌 [RFC PATCH 00/19] riscv: ifunc support with optimized mem*/str*/cpu_relax routines https://sourceware.org/pipermail/libc-alpha/2023-February/145349.html

• [PATCH v2] C-SKY: Strip hard float abi from hard float feature. https://sourceware.org/pipermail/libc-alpha/2023-February/145108.html

• [PATCH 2/2] riscv: vectorised mem* and str* functions https://sourceware.org/pipermail/libc-alpha/2023-February/145114.html

• [PATCH] AArch64: Improve SVE memcpy and memmove https://sourceware.org/pipermail/libc-alpha/2023-February/145255.html

• [PATCH 0/5] Add clone3 support for multiple architectures https://sourceware.org/pipermail/libc-alpha/2023-February/145269.html

LLVM/Clang/LLDB/LLD

本节内容来自 LLVM Weekly 第 475 期， Alex Bradbury 大哥持续稳定输出。

• 试试？ Graham Markall blogged about using RISC-V JIT on LLVM 14, including a link to a branch of LLVM 14 to fix encountered issues (since resolved in LLVM 15).

• 下一次HelloLLLVM的meetup在2月25日武汉： The next Berlin LLVM meetup will take place on 15th February. The next LLVM Bay Area meetup is taking place on Feb 27th.

• 助力： Michael Platings advertised that patches based on the new multilib approach RFC are now up for review.

• 嗯？ Markus Böck shared an RFC on switching the MLIR LLVM dialect and dialect lowerings to opaque pointers.

• 往GitHub迁移对国内开发者而言可能不算好事： Aaron Puchert suggested adding GitHub autolinks for references to Phabricator reviews.

• 日拱一卒： LLVM's libc gained an implementation of acoshf and of floating point conversion in printf. 9b30f6b, 173d502.

QEMU (RISC-V)

• [PATCH v5 0/3] riscv_load_fdt() semantics change, https://lists.gnu.org/archive/html/qemu-riscv/2023-02/msg00008.html

• [PATCH 00/10] Add basic ACPI support for risc-v virt, https://lists.gnu.org/archive/html/qemu-riscv/2023-02/msg00020.html

• [PATCH v6 00/20] Clean up includes, https://lists.gnu.org/archive/html/qemu-riscv/2023-02/msg00037.html

• [PATCH] target/riscv: Convert epmp from feature to ratified smepmp extension, https://lists.gnu.org/archive/html/qemu-riscv/2023-02/msg00070.html

• [PATCH v10 0/5] riscv: Allow user to set the satp mode, https://lists.gnu.org/archive/html/qemu-riscv/2023-02/msg00074.html

• [PATCH] target/riscv: fix SBI getchar handler for KVM, https://lists.gnu.org/archive/html/qemu-riscv/2023-02/msg00084.html

• [PATCH 00/19] hw: Set QDev properties using QDev API (part 1/3), https://lists.gnu.org/archive/html/qemu-riscv/2023-02/msg00087.html

• [PATCH v2] target/riscv: fix ctzw behavior, https://lists.gnu.org/archive/html/qemu-riscv/2023-02/msg00110.html

• [PATCH] hw/riscv: virt: Simplify virt_{get,set}_aclint(), https://lists.gnu.org/archive/html/qemu-riscv/2023-02/msg00123.html

• [PATCH v11 0/3] Consolidate all kernel init in load_kernel(), https://lists.gnu.org/archive/html/qemu-riscv/2023-02/msg00138.html

• [PATCH] roms/opensbi: Upgrade from v1.1 to v1.2, https://lists.gnu.org/archive/html/qemu-riscv/2023-02/msg00155.html

RISC-V in China

• 风平浪静。

RT-Thread 社区

• 风平浪静。

TVM / 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实验室招募编译器性能评测实习生，分析 RISC-V GCC 和 LLVM 的瓶颈并改进
• PLCT实验室招募 OpenJDK 实习生，将 Lilliput 移植到 RISC-V
• 开源实习：算能科技招募AI开源工具链开发（TPU-MLIR项目）
• DynamoRIO RISC-V 移植开发实习生招聘（PLCT实验室）
• PLCT实验室开始招募 Mono 系统开发实习生，负责 RISC-V 移植及优化
• PLCT实验室长期招募安卓系统（AOSP）开发实习生，升级和维护 AOSP for RISC-V 开源项目

本周推荐阅读

本周推荐：《实习律师指南》

作者： 薛晓蔚

推荐： 小编1号

小编1号不是律师，翻开这本《实习律师指南》也纯属偶然，不过必须要说，偶然得到了一本好书。

这本书的出发点是作者给刚入行的年轻人一些建议和指导，而这些指导，并不局限于律师这一门行业，而是适用于所有的待人接物、处理人际关系和潜在冲突等情况。简单的说，这是一份传授新人律师如何睁大眼睛避免掉入各种陷阱、如何保持住自己的形象和初心。从律师这一个特殊职业的视角，你也会看到（可能比你自己的角色能看到的更多的）社会的烟火气与市侩险恶。

我希望每一位即将离开校园的学弟学妹都能阅读本书。