News: 0001503899

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Fujitsu Monaka CPU Target Added To GCC 15 Compiler

([GNU] 4 Hours Ago FUJITSU-MONAKA)


Fujitsu has upstreamed support for their next-gen "Monaka" Armv9 processor into the GNU Compiler Collection codebase in time for the GCC 15 release coming out early next year.

The Fujitsu Monaka is their next-gen Arm-based processor for HPC compute and AI. Slides published by Fujitsu have shown this 2027 timed CPU to offer 144 cores x 2 sockets, making use of the Armv9-A architecture, 12 channel DDR memory, PCI Express 6.0 and CXL 3.0 connectivity, and will be ultra low voltage with air cooling support.

Those slides on [1]Fujitsu.com for those interested in more details on the Monaka CPU.

Fujitsu Monaka is expected to power next-gen Supercomputers in a few years time. Separate from the GCC patch being upstreamed today, last week was a [2]press release between Fujitsu and AMD that they will be working on "open-source AI initiatives" including AMD Instinct accelerator support for FUJITSU-MONAKA.

Upstreamed today to GCC Git is [3]this patch from Fujitsu for adding the -mcpu=fujitsu-monaka CPU target. The cost model hasn't yet been adjusted compared to the Fujitsu A64FX but will be updated in the future. The GCC patch confirms the FUJITSU-MONAKA CPU as using Armv9.3-A with F16, FP8, LS64, RNG, CRYPTO, SVE2_AES, SVE2_BITPERM, SVE2_SHA3, and SVE2_SM4 extensions.

The [4]GCC 15 open-source compiler should be out as stable in the form of GCC 15.1 next March~April, well ahead of the 2027 expected availability of FUJITSU-MONAKA powered servers.



[1] https://www.fujitsu.com/global/imagesgig5/FUJITSU-MONAKA.pdf

[2] https://www.fujitsu.com/global/about/resources/news/press-releases/2024/1101-01.html

[3] https://gcc.gnu.org/git/?p=gcc.git;a=commitdiff;h=d413a2c4ecb8fc851e3cffe856e5882028849f9a

[4] https://www.phoronix.com/search/GCC+15



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