> Subject: RE: [PATCH v3 0/3] AVX512 vPMD on i40e
>
> Hi,
>
> > > Hi Guys,
> > >
> > > I tested it in my side and it works
> >
> > Thanks Assli, Leyi, I will proceed with the patch.
> >
> > > Can you please the Bugzilla bug 619?
> > >
>
> The patch "add AVX512 vector path" also caused a build failure when cross
> compiling on Linux using mingw, and it's still reproducing in next-net
> (517969c95).
>
> ```
> $ meson --werror --buildtype=debugoptimized --cross-file config/x86/cross-
> mingw -Dexamples=helloworld build && ninja-build -C build -j32
>
> [221/232] Generating symbol file lib/librte_mbuf-21.dll.p/librte_mbuf-
> 21.dll.symbols
> [222/232] Generating symbol file lib/librte_hash-21.dll.p/librte_hash-
> 21.dll.symbols
> [223/232] Linking target lib/librte_net-21.dll [224/232] Compiling C object
> drivers/net/i40e/libi40e_avx512_lib.a.p/i40e_rxtx_vec_avx512.c.obj
> FAILED: drivers/net/i40e/libi40e_avx512_lib.a.p/i40e_rxtx_vec_avx512.c.obj
> ...
> drivers/net/i40e/libi40e_avx512_lib.a.p/i40e_rxtx_vec_avx512.c.obj.d -o
> drivers/net/i40e/libi40e_avx512_lib.a.p/i40e_rxtx_vec_avx512.c.obj -c
> ../../root/dpdk/drivers/net/i40e/i40e_rxtx_vec_avx512.c
> {standard input}: Assembler messages:
> {standard input}:112: Error: invalid register for .seh_savexmm {standard
> input}:114: Error: invalid register for .seh_savexmm ...
> ...
> {standard input}:25351: Error: invalid register for .seh_savexmm {standard
> input}:25352: Error: invalid register for .seh_savexmm [225/232] Generating
> symbol file lib/librte_net-21.dll.p/librte_net-21.dll.symbols
> ninja: build stopped: subcommand failed.
> ```
>
> OS: Fedora 32
> Meson: 0.55.3
> MinGW: Fedora MinGW 9.2.1-6.fc32
>
> - Ali
Those errors were detected in the CI tests for this patch [1], we should pay
more attention to those now that 2 PMDs are supported on Windows.
[1]: https://lab.dpdk.org/results/dashboard/patchsets/15164/
