Latest updates for X86-64

Fresh curated links around x86-64 are collected here so marketers can spot useful updates and turn timely ideas into posts faster.

Recent items include:

  • LLVM Merges Support For AMD's RMPCHKD, RMPREAD & RMPOPT Instructions
  • Mysterious x86 CPU Already Has APX, x86S Where Intel Left Off For Legacy-Free x86
  • AMD Posts New GCC Compiler Patch For Extended Load Optimization

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phoronix.com /1 day ago

LLVM Merges Support For AMD's RMPCHKD, RMPREAD & RMPOPT Instructions

With the Linux kernel still working toward landing support for AMD's RMPOPT optimization for helping to reduce overhead on SEV-SNP enabled servers, the LLVM/Clang compiler has in t...

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phoronix.com /2 days ago

Mysterious x86 CPU Already Has APX, x86S Where Intel Left Off For Legacy-Free x86

The mystery deepens around an x86 implementation from a corporate entity other than AMD and Intel and has been making some very intriguing changes for coming from a seeming start-u...

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phoronix.com /12 hours ago

AMD Posts New GCC Compiler Patch For Extended Load Optimization

It's nice seeing a new GNU Compiler Collection (GCC) patch out of AMD today that is a general optimization for the x86_64 compiler code and not exclusively tied to their Zen proces...

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phoronix.com /4 weeks ago

GCC 17 Compiler Adding "-m128bit-atomic" For 128-bit Atomic Memory Operations

Merged today to the GNU Compiler Collection Git code is the new -m128bit-atomic option for next year's GCC 17 feature release...

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dzone.com /3 weeks ago

Arm64 Is No Longer the Edge Case

For years, Arm64 was the platform people talked about as a future bet. It was useful in embedded systems, interesting in research, and easy to dismiss as “not the main thing.” That...

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phoronix.com /1 month ago

AMD Posts AVX10_V2_AUX ISA Support Patches For GCC Compiler

Earlier this month Intel compiler engineers posted initial GCC compiler patches for the AI Compute Extensions "ACE" that was born out of the x86 Ecosystem Advisory Group to augment...

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cnx-software.com /2 weeks ago

StarFive Dubhe-100 – A 64-bit, RVA23-compliant RISC-V core for high-performance applications

StarFive has launched a new high-performance 64-bit RISC-V core from the Dubhe family with the RVA23-compliant Dubhe-100 designed for servers and HPC, as well as other high-perform...

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phoronix.com /1 week ago

Another x86 Advisory From Some Entity Other Than Intel Or AMD

Last October I highlighted an interesting post on the Linux kernel mailing list around an x86 corporate entity other than Intel or AMD that left mysterious intrigue. The developer...

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phoronix.com /1 month ago

Box64 v0.4.4 Released With New Box64-Configurator App

Box64 0.4.4 released today as the newest version of this open-source user-space Linux x86_64 emulator for running binaries on 64-bit ARM, RISC-V, and LoongArch systems...

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phoronix.com /1 month ago

LLVM 23.1-rc1 Released With AMD Zen 6 & AVX-512 BMM Support, Other Compiler Enhancements

Following the recent code branching for the LLVM 23 series, LLVM 23.1-rc1 was released today in working toward the next stable release of this open-source compiler stack...

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phoronix.com /1 week ago

LLVM Improves Zen 1 / Zen 2 Support To Deal With "Notoriously Bad" PDEP/PEXT

The LLVM/Clang compiler toolchain merged overnight better support for the nearly decade-old AMD Zen 1 processors and also helps with Zen+ and Zen 2 processors too. This latest work...

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phoronix.com /3 weeks ago

Fedora x86-64-v3 Optimized Packages Pushed Back To At Least Fedora 46

There was a proposal under discussion the past few months on building x86-64-v3 packages for Fedora 45 while retaining x86-64-v1 packages. The hope was building the Fedora packages...

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phoronix.com /1 week ago

AVX-512 xor_gen For Linux Updated & Looking Real Good For RAID Arrays

Being worked on the past few months for the Linux kernel has been an AVX-512 optimized version of xor_gen() that is used for generating and validating parity blocks such as with Li...

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phoronix.com /3 weeks ago

ARM64 BBML3 Feature Ready With Linux 7.3, NVIDIA Olympus Workarounds

AI/LLM patch craziness hurt ARM64 development for the Linux 7.2 cycle that no real features landed for that kernel version on AArch64. Fortunately, the ARM Linux developers are mor...

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phoronix.com /1 day ago

FEX 2609 Released With Speedier JIT Performance, JIT Disk Cache Option

FEX 2609 was released overnight as the newest monthly feature release for this open-source emulator that allows running Linux x86_64 binaries on AArch64, including the likes of Ste...

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phoronix.com /4 weeks ago

Minor Optimization Coming For AMD Athlon XP Era Systems Running Linux

A minor performance optimization is on the way to the Linux kernel for roughly two decade old CPUs that have SSE but lack SSE2. Among those CPUs to benefit are the AMD Athlon XP se...

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phoronix.com /1 month ago

Mysterious 16-Tile & 32-Tile AMX Implementations Talked Up For More Performance

Last October on Phoronix we were first to point out there being some mysterious intrigue around a new x86 implementation from a "corporate entity other than Intel/AMD" with the dev...

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williamlam.com /2 days ago

VCF 9.1.1 - Reducing CPU Utilization on AMD Ryzen Zen4/Zen5 by Masking the RDSEED Instruction

While I am a huge fan of the recent AMD Ryzen Zen4/Zen5-based consumer platforms, including the versatile Minisforum MS-A2, it

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phoronix.com /2 weeks ago

AMD Proposes New LLVM iTHP Option For Squeezing More Performance

AMD's compiler team is proposing a new LLVM Clang compiler option, -fenable-readonly-thp for implementing instruction Transparent Huge Pages "iTHP" at compile and link-time. With -...

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phoronix.com /1 week ago

GCC 17 Compiler Merges Initial Support For Intel/AMD AI Compute Extensions "ACE"

Landing today in the GNU Compiler Collection (GCC) codebase is initial support for the AI Compute Extensions (ACEv1) as the initial work out of the x86 Ecosystem Advisory Group bet...

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phoronix.com /1 month ago

Linux 7.2-rc6 Fixes Some AMD Zen 5 CPUs Being Mistakenly Identified As Zen 6

Today's batch of x86 fixes for the kernel ahead of the Linux 7.2-rc6 release later in the day addresses some AMD Zen 5 processors mistakenly being classified as Zen 6...

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phoronix.com /2 days ago

Linux Preps For New AMD Zen 6 BTB CTX Isolation Security Feature

A recently posted Linux kernel patch has revealed a new security improvement with Zen 6 processors...

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cnx-software.com /1 month ago

Proxmox VE now officially supports 64-bit Arm (Aarch64) targets

Proxmox has recently announced the first official release of Proxmox Virtual Environment (VE) with support for 64-bit Arm (arm64/aarch64). Until now, the popular virtualization sol...

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phoronix.com /6 days ago

GCC 17 Now Supports Using -mtune=native -mcpu=native On RISC-V

As a follow up to last month's article about patches being posted for enabling "-mcpu=native -mtune=native" support for RISC-V with the GCC compiler, that code is now merged for wh...

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Sources covering X86-64

feeds.dzone.com

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phoronix.com

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blogs.vmware.com

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cnx-software.com

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