Open-source News

LLVM's Fortran Compiler "Flang" Makes Significant Progress But Not Yet Production Ready

Phoronix - Sat, 02/11/2023 - 05:17
Being worked on actively by a number of stakeholders in recent years has been Flang as a Fortran language front-end to the LLVM compiler stack. While not yet ready for general use, Flang has been making strides as well as showing some promising performance results...

NVIDIA Publishes DLSS Super Resolution SDK 3.1, Including Updated Linux Demo

Phoronix - Sat, 02/11/2023 - 03:00
NVIDIA just published to GitHub the DLSS Super Resolution SDK v3.1, their first software development kit update made public since last May when DLSS v2.4 was the latest and greatest...

systemd 253 Is Near With RC3 Out For Testing

Phoronix - Sat, 02/11/2023 - 01:30
Systemd 253 is gearing up for release while out today is the third and possibly final release candidate...

Intel Enables Compute-Based Transcoding To DXT5 With Mesa

Phoronix - Fri, 02/10/2023 - 23:00
An Intel engineer has implemented compute-based transcoding support to the DXT5 texture format as part of S3TC texture compression. This new path yields a 56% decrease in upload time for a texture upload micro-benchmark when tested on an Intel Ice Lake system with the Iris Gallium3D driver...

Embree 4.0 Is Running Well On Intel 4th Gen Xeon Scalable "Sapphire Rapids"

Phoronix - Fri, 02/10/2023 - 22:00
This week Intel released Embree 4.0 as the newest version of their open-source, high performance ray-tracing library. While the headline feature is now having support for GPU acceleration with SYCL to take advantage of Arc Graphics and other GPU hardware with SYCL support, for those that have long been using Embree on CPUs its performance has also improved. Here are some initial CPU-based benchmarks I did this week on Embree 4.0 with Intel's new 4th Gen Xeon Scalable "Sapphire Rapids" processors.

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