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wgengine/filter: inline ip6InList into match.

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matchIPsOnly gets 5% slower when inlining, despite significantly reduced
memory ops and slightly tighter code.

Part of #19.

Filter/tcp6_syn_in-8     45.5ns ± 1%    42.4ns ± 2%   -6.86%  (p=0.000 n=10+10)
Filter/udp6_in-8          107ns ± 2%      94ns ± 2%  -11.50%  (p=0.000 n=9+10)

Signed-off-by: David Anderson <danderson@tailscale.com>
This commit is contained in:
David Anderson
2020-11-12 20:21:16 -08:00
parent 3fdae12f0c
commit ce45f4f3ff
3 changed files with 47 additions and 18 deletions
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go.mod
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@@ -30,6 +30,7 @@ require (
golang.org/x/crypto v0.0.0-20200709230013-948cd5f35899
golang.org/x/net v0.0.0-20200822124328-c89045814202
golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
golang.org/x/perf v0.0.0-20200918155509-d949658356f9 // indirect
golang.org/x/sync v0.0.0-20200625203802-6e8e738ad208
golang.org/x/sys v0.0.0-20200812155832-6a926be9bd1d
golang.org/x/time v0.0.0-20191024005414-555d28b269f0