Re: [GCC-10 PATCH] aarch64: enable Ampere-1 CPU

2021-12-17 Thread Richard Sandiford via Gcc-patches
Philipp Tomsich writes: > This adds support and a basic tuning model for the Ampere Computing > "Ampere-1" CPU. > > The Ampere-1 implements the ARMv8.6 architecture in A64 mode and is > modelled as a 4-wide issue (as with all modern micro-architectures, > the chosen issue rate is a compromise betw

[GCC-10 PATCH] aarch64: enable Ampere-1 CPU

2021-12-16 Thread Philipp Tomsich
This adds support and a basic tuning model for the Ampere Computing "Ampere-1" CPU. The Ampere-1 implements the ARMv8.6 architecture in A64 mode and is modelled as a 4-wide issue (as with all modern micro-architectures, the chosen issue rate is a compromise between the maximum dispatch rate and th