[PATCH-for-5.2] target/mips: Deprecate nanoMIPS ISA

[Richard Henderson]

On 11/2/20 12:27 PM, Philippe Mathieu-Daudé wrote:
> The nanoMIPS ISA has been announced in 2018 for various projects:
> 
> GCC:   https://gcc.gnu.org/legacy-ml/gcc/2018-05/msg00012.html
> Linux: https://lwn.net/Articles/753605/
> QEMU:  https://www.mail-archive.com/qemu-devel@nongnu.org/msg530721.html
> 
> Unfortunately the links referenced doesn't work anymore (www.mips.com).
> 
> From this Wayback machine link [1] we can get to a working place to
> download a toolchain (a more recent release than the one referenced
> in the announcement mails):
> http://codescape.mips.com/components/toolchain/nanomips/2018.04-02/downloads.html
> 
> The toolchain page mention LLVM but simply links http://llvm.org/
> where there is no reference on nanoMIPS.
> 
> The only reference in the GCC mailing list, is the nanoMIPS
> announcement: https://gcc.gnu.org/pipermail/gcc/2018-May.txt
> 
> The developer who authored the announcements have been emailed [2]
> to ask for more information but all their emails are now bouncing:
> 
> - Your message to Stefan.Markovic at mips.com couldn't be delivered.
> 
> - Your message to smarkovic at wavecomp.com couldn't be delivered.
> 
> - Couldn't deliver the message to the following recipients:
>     Robert.Suchanek at mips.com, matthew.fortune at mips.com,
>     marcin.nowakowski at mips.com
> 
> Our deprecation policy do not allow feature removal before 2 release,
> therefore declare the nanoMIPS ISA code deprecated as of QEMU 5.2.
> This gives time to developers to update the QEMU community, or
> interested parties to step in to maintain this code.
> 
> [1] https://web.archive.org/web/20180904044530/https://www.mips.com/develop/tools/compilers/
> [2] https://www.mail-archive.com/qemu-devel@nongnu.org/msg756392.html
> 
> Signed-off-by: Philippe Mathieu-Daudé <f4bug at amsat.org>
> ---

Acked-by: Richard Henderson <richard.henderson at linaro.org>

r~