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attempt to allocate less by using shared buffers #18

Merged
merged 5 commits into from
May 4, 2020
Merged

attempt to allocate less by using shared buffers #18

merged 5 commits into from
May 4, 2020

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whyrusleeping
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Working on reusing buffers to avoid more allocations

@whyrusleeping
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goos: linux
goarch: amd64
pkg: github.com/whyrusleeping/cbor-gen/testing
BenchmarkMarshaling-12    	  397550	      3061 ns/op	    1248 B/op	      62 allocs/op
PASS
ok  	github.com/whyrusleeping/cbor-gen/testing	2.190s

why@whynix ~/c/cbor-gen (feat/some-shared-buffers)> go test ./testing -bench=.
goos: linux
goarch: amd64
pkg: github.com/whyrusleeping/cbor-gen/testing
BenchmarkMarshaling-12    	  877396	      1226 ns/op	     240 B/op	      15 allocs/op
PASS
ok  	github.com/whyrusleeping/cbor-gen/testing	2.024s

@whyrusleeping whyrusleeping marked this pull request as ready for review May 4, 2020 19:22
magik6k
magik6k reviewed May 4, 2020
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gen.go
return err
}
{{ if .NeedsScratch }}
scratch := make([]byte, 9)
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Some comment on why 9 would be nice (my guess is 1b for header + 8b to be able to fit up to int64)

magik6k
magik6k approved these changes May 4, 2020
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This looks faster

@whyrusleeping whyrusleeping merged commit 6496743 into master May 4, 2020
@whyrusleeping whyrusleeping deleted the feat/some-shared-buffers branch May 4, 2020 20:42
@aschmahmann aschmahmann mentioned this pull request Feb 18, 2021
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@magik6k magik6k magik6k approved these changes

@Kubuxu Kubuxu Awaiting requested review from Kubuxu

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@whyrusleeping @magik6k