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Initial AMD Zen 4 Support Patch Under Review For LLVM/Clang
Initial AMD Zen 4 Support Patch Under Review For LLVM/Clang
3 Hours Ago - AMD - AMD Znver4 LLVM - Add A Comment

Following the initial AMD Zen 4 "znver4" target for GCC 13 that was published and merged in October (and now a SUSE engineer working on providing actually tuned support and accurate cost tables), an initial AMD Zen 4 patch for the LLVM/Clang compiler was published a few days ago.

6 December

Modula-2 Language Frontend Patches Ready For Merging Into GCC 13
Modula-2 Language Frontend Patches Ready For Merging Into GCC 13
6 December 02:15 PM EST - GNU - GCC Modula-2 - 19 Comments

In addition to today seeing the GCC Rust front-end being declared ready for merging with its latest patch series sent out today, the Modula-2 front-end sent out its third revision which is also expected to now be merged as another new programming language front-end for GCC 13.

New MGLRU Linux Patches Look To Improve The Scalability Of Global Reclaim
New MGLRU Linux Patches Look To Improve The Scalability Of Global Reclaim
6 December 01:00 PM EST - Linux Kernel - memcg LRU - 5 Comments

Among the many exciting new features in Linux 6.1 is the merging of the Multi-Gen LRU "MGLRU" code as what has shaped up to be one of the best kernel innovations for 2022 for overhauling the Linux kernel's page reclamation code. The performance results already are very promising and MGLRU is being used successfully at Google and other large deployments. The work isn't over though on further advancing the kernel in this area.

AMD Zen 4 Cost Table & Tuning Patches Posted For The GCC Compiler
AMD Zen 4 Cost Table & Tuning Patches Posted For The GCC Compiler
6 December 08:17 AM EST - AMD - Znver4 Tuning - 3 Comments

Back in October AMD sent out their initial Zen 4 "znver4" enablement for the GCC compiler. That initial Zen 4 support was since merged for GCC 13 but that initial enablement carried over the cost tables from Zen 3 and didn't do much in the way of tuning but rather just flipping on the new instructions supported by the Ryzen 7000 series and EPYC 9004 series processors. Today there is finally some juicy tuning patches being sent out for GCC.

5 December

A Fresh Look At The Asahi Linux Performance On Apple's M2
A Fresh Look At The Asahi Linux Performance On Apple's M2
5 December 12:00 PM EST - Software - 13 Comments

Back during the summer once Asahi Linux introduced initial Apple M2 SoC support I ran many Apple M2 Linux benchmarks including a look at how the M2 competes with AMD and Intel laptop processors. With months having passed since then and the Apple M1/M2 Linux support has continued to advance upstream as well as more work hitting the Asahi Linux tree, here is a fresh look at where the performance of the M2 is currently at compared to that initial at-launch support.

PoCL 3.1 Released - Improved SPIR-V For CPU & CUDA Drivers, WIP Vulkan Driver
PoCL 3.1 Released - Improved SPIR-V For CPU & CUDA Drivers, WIP Vulkan Driver
5 December 08:19 AM EST - Standards - PoCL 3.1 - Add A Comment

PoCL 3.1 is out today as the newest feature update to the "Portable Computing Language" that is effectively a portable OpenCL implementation that originally began focused on being a CPU-based implementation of OpenCL and has grown to support additional back-end drivers via LLVM for targeting NVIDIA CUDA, an experimental Vulkan driver, and other accelerator targets.

Twenty Old X.Org Components See New Updates
Twenty Old X.Org Components See New Updates
5 December 05:57 AM EST - X.Org - X11 Updates - 37 Comments

While X.Org Katamari releases are no longer being organized to bundle up all of the different X11 software components behind one version number and some X.Org software pieces are seeing very seldom updates every number of years, this past week has seen twenty new X.Org software releases.

4 December

3 December

2 December

Fedora 38 Might Ship With A Sway ISO Spin
2 December 06:12 AM EST - Fedora - Fedora 38 Sway - 22 Comments

While the Sway Wayland compositor has long been available via the Fedora package repositories, Sway fans within the Fedora space are hoping that Fedora 38 will ship with a Fedora Sway spin being available for an easy and out-of-the-box experience for running this i3-inspired Wayland compositor.

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