Re: Benchmark recommendations needed

[Richard Biener <richard.guenther@gmail.com>]

On Tue, Feb 15, 2022 at 3:25 PM Andras Tantos <andras@tantosonline.com> wrote:
>
> Hello all!
>
> I'm working on porting GCC to a new processor architecture. I think
> I've finally got to a fairly stable stage, so the next logical step
> would be to test and optimize. For that, I would need some benchmarks,
> and this is where I'm seeking your help.
>
> This being a hobby project, I can't shell out $1000+ for the spec
> suite. On top of that, I only have newlib ported as the runtime, which
> means very limited support for OS facilities.
>
> I already have dhrystone, but what else would you recommend using?
>
> I'm looking for 'general purpose' payloads, things, where I can judge
> object code size, instruction set utilization, look for tuning
> opportunities, etc.
>
> I would like to also be able to compare the results with other
> architectures (FPGA cores, such as nios2 as well as some low-end cores,
> such as 32-bit arm/thumb and riscv-RV32IMFC).
>
> So, can you suggest some benchmarks or applications to be used as ones?

There's scimark and nbench and for scientific there's fortran polyhedron.
The botan crypto library also has some extensive benchmark setup
for crypto kernels.

Richard.

> Thanks a bunch!
> Andras
>
>