OSDT Weekly 第206期 · OSDT Weekly

编译社区的八卦信息

[committed] Convert H8 port to LRA https://gcc.gnu.org/pipermail/gcc-patches/2023-June/620599.html (日立的古老target H8得到维护，H8诞生于90年代初ISA大乱战的时代）
GCC RISC-V后端的开发非常活跃
[PATCH V6] VECT: Add SELECT_VL support https://gcc.gnu.org/pipermail/gcc-patches/2023-June/621122.html

[PATCH V2] RISC-V: Rework Phase 5 && Phase 6 of VSETVL PASS https://gcc.gnu.org/pipermail/gcc-patches/2023-June/621144.html （睿思芯科对RISC-V自动向量化支持贡献很大）

以下值得关注的内容来自小编9号的整理和推荐：

本节内容来自 LLVM Weekly 第 493 期， Alex Bradbury 大哥持续稳定输出。

国内也有对应的南盘江计划： The next Women in Compilers and Tools Meetup will take place on July 13th and will feature a career chat and tech talk with Professor Alexa VanHattum.

The LLVM Social Bangalore will be held on June 17th.

好耶！Thanks to Javed Absar, MLIR News is back, with the 48th edition published on 7th June.
收藏： Slides from the last MLIR meeting (covering Numba) are now available.
欧洲会议的后续： Jeremy Morse shared an update on instruction API changes to eliminate debug intrinsics after his EuroLLVM presentation on the topic.
有段时间没看到BOLT的消息了： BOLT gained support for matching "stale" profiles (those collected from binaries built on older versions of code). 4426827, 2316a10.
日拱一卒： Basic malloc, free, puts, and fputs support was added to LLVM's libc for GPU targets. a621308, e6c401b.
本周 MLIR 新闻很多： Support for the concept of "promised" interfaces was added to MLIR. This allows a dialect to "promise" the implementation of an interface (declare it supports it), but have the interfaces defined in an extension in a library separate from the dialect itself. a5ef51d.

[PATCH v2] target/riscv/vector_helper.c: Remove the check for extra tail elements, https://lists.gnu.org/archive/html/qemu-riscv/2023-06/msg00168.html
[PATCH] target/riscv/vector_helper.c: clean up reference of MTYPE, https://lists.gnu.org/archive/html/qemu-riscv/2023-06/msg00179.html
[PATCH v4 0/4] target/riscv: Add Smrnmi support., https://lists.gnu.org/archive/html/qemu-riscv/2023-06/msg00184.html
[PATCH v5 0/3] Implement the watchdog timer of HiFive 1 rev b., https://lists.gnu.org/archive/html/qemu-riscv/2023-06/msg00202.html
[PATCH v2 00/38] crypto: Provide aes-round.h and host accel, https://lists.gnu.org/archive/html/qemu-riscv/2023-06/msg00213.html
[PATCH] hw/intc: If mmsiaddrcfgh.L == 1, smsiaddrcfg and smsiaddrcfgh are read-only., https://lists.gnu.org/archive/html/qemu-riscv/2023-06/msg00252.html
[PATCH] target/riscv: Fix initialized value for cur_pmmask, https://lists.gnu.org/archive/html/qemu-riscv/2023-06/msg00258.html
[PATCH v2 0/8] disas/riscv: Add vendor extension support, https://lists.gnu.org/archive/html/qemu-riscv/2023-06/msg00301.html
[PATCH v3 0/9] bulk: Replace CONFIG_SOFTMMU by !CONFIG_USER_ONLY/CONFIG_SYSTEM_ONLY, https://lists.gnu.org/archive/html/qemu-riscv/2023-06/msg00328.html
[PATCH v2 00/18] target/riscv, KVM: fixes and enhancements, https://lists.gnu.org/archive/html/qemu-riscv/2023-06/msg00341.html
[PATCH 0/2] target/riscv: Fix the xlen for data address when MPRV=1, https://lists.gnu.org/archive/html/qemu-riscv/2023-06/msg00361.html

RVSC2023的演讲者征集日期将近，有意参与者请与7 月 5 日前提交演讲主题。 https://riscv-summit-china.com/submit-my-talk.html

往期社招及实习生招聘长期有效。

本周推荐：《死里逃生/单读27》

出品：单向街