On Fri, Jun 26, 2020 at 10:32 AM Peter Maydell <peter.mayd...@linaro.org> wrote:
> You might find the user-mode qemu-arm sufficient for that
> kind of thing. I know some gcc tests run that way. You
> get a processor, semihosting, and whatever memory your
> ELF file's data segment says you have (plus anything
> you care to mmap()).

I routinely run xtensa gcc testsuite in user-mode qemu, the results
are the same as when I run it on a remote board emulated by
system-mode QEMU. OTOH for the glibc testsuite the results in
user-mode and system-mode emulation used to differ significantly.
Here's my account of differences:
http://wiki.osll.ru/doku.php/etc:users:jcmvbkbc:glibc-xtensa
Most of them are due to unsupported/differently implemented
syscalls.

-- 
Thanks.
-- Max

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