Re: [PATCH v1] aarch64: enable Ampere-1 CPU

2021-11-03 Thread Richard Sandiford via Gcc-patches
Philipp Tomsich writes: > Richard, > > On Wed, 3 Nov 2021 at 10:08, Richard Sandiford > wrote: >> >> 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

Re: [PATCH v1] aarch64: enable Ampere-1 CPU

2021-11-03 Thread Philipp Tomsich
Richard, On Wed, 3 Nov 2021 at 10:08, Richard Sandiford wrote: > > 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 wi

Re: [PATCH v1] aarch64: enable Ampere-1 CPU

2021-11-03 Thread Richard Sandiford via Gcc-patches
Philipp Tomsich writes: > This adds support and a basic turning 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 bet