[PATCH] [X86_64]: Enable support for next generation AMD Zen3 CPU

[Kumar, Venkataramanan via Gcc-patches]

[AMD Official Use Only - Internal Distribution Only]

Hi Maintainers,

PFA, the patch that enables support for the next generation AMD Zen3 CPU via 
-march=znver3.
This is a very basic enablement patch. As of now the cost, tuning and scheduler 
changes are kept same as znver2.
Further changes to the cost and tunings will be done later.

Ok for trunk ?

Regards,
Venkat.

X86_64-Enable-support-for-next-generation-AMD-Znver3.patch
Description: X86_64-Enable-support-for-next-generation-AMD-Znver3.patch