On Mon, Feb 7, 2022 at 11:16 AM LiYancheng via Gcc <gcc@gcc.gnu.org> wrote: > > > On 2022/2/7 10:03, Andrew Pinski wrote: > > On Sun, Feb 6, 2022 at 5:59 PM LiYancheng via Gcc <gcc@gcc.gnu.org> wrote: > >> Hello everyone! > >> > >> I have some questions to ask: > >> > >> 1. How does GCC support Sapphrie Rapids CPU now? > >> > >> 2. Does GCC 11 fully support all the features of SPR? > >> From the release note, it seems that 5g ISA (fp16)/hfni is > >> not supported yet. > > It will be included in GCC 12 which should be released in less than 4 > > months. > Thank you for your reply！ > >> 3. What is the simulation tool used by GCC to verify SPR characteristics? > >> Is it open source? > > Intel is doing the patching to GCC and binutils so I suspect they > > verify using their internal tools and I highly doubt it is free > > source. > > > > > > Thanks, > > Andrew Pinski > > > Any suggestions from Intel? > You can use Intel SDE(software-development-emulator) refer to https://www.intel.com/content/www/us/en/developer/articles/tool/software-development-emulator.html.
And please use GCC12(main trunk, not released yet), and binutils 2.38(main trunk, not released yet). > Thanks! > > yancheng > > >> Thanks for all the help, > >> > >> yancheng > >> -- BR, Hongtao
