[PATCH] wireguard-tools: allow compiling with MIPS16 instructions

[Rosen Penev]

> On Jul 24, 2020, at 1:14 AM, Jason A. Donenfeld <Jason at zx2c4.com> wrote:
> 
> On Fri, Jul 24, 2020 at 10:03 AM Rui Salvaterra <rsalvaterra at gmail.com> wrote:
>> 
>> The wg utility compiles and runs without issues in MIPS16 mode, despite setting
>> PKG_USE_MIPS16:=0 in the makefile. Let's remove this, allowing for a substantial
>> size reduction of the wg executable. Since wg is a just a configuration utility,
>> it shouldn't be performance-critical, as the crypto heavy-lifting is done on the
>> kernel side.
>> 
>> wg sizes for both modes:
>> 
>> MIPS32: 64309 bytes
>> MIPS16: 42501 bytes
> 
> Seems probably fine to me, but would you let me know if the
> performance of `wg pubkey` suffers as a result?
Of course. I imagine it’s very tiny. Logging in to the router with ssh is much slower.
> I'm far from home at
> the moment without any access to MIPS hardware to test myself.
> 
> Jason
> 
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