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e91877de26
protobuf-go/internal
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Damien Neil e91877de26 internal/impl: add fast-path unmarshal 
Benchmarks run with:
  go test ./benchmarks/ -bench=Wire  -benchtime=500ms -benchmem -count=8

Fast-path vs. parent commit:

  name                                      old time/op    new time/op    delta
  Wire/Unmarshal/google_message1_proto2-12    1.35µs ± 2%    0.45µs ± 4%  -67.01%  (p=0.000 n=8+8)
  Wire/Unmarshal/google_message1_proto3-12    1.07µs ± 1%    0.31µs ± 1%  -71.04%  (p=0.000 n=8+8)
  Wire/Unmarshal/google_message2-12            691µs ± 2%     188µs ± 2%  -72.78%  (p=0.000 n=7+8)

  name                                      old allocs/op  new allocs/op  delta
  Wire/Unmarshal/google_message1_proto2-12      60.0 ± 0%      25.0 ± 0%  -58.33%  (p=0.000 n=8+8)
  Wire/Unmarshal/google_message1_proto3-12      42.0 ± 0%       7.0 ± 0%  -83.33%  (p=0.000 n=8+8)
  Wire/Unmarshal/google_message2-12            28.6k ± 0%      8.5k ± 0%  -70.34%  (p=0.000 n=8+8)

Fast-path vs. -v1:

  name                                      old time/op    new time/op    delta
  Wire/Unmarshal/google_message1_proto2-12     702ns ± 1%     445ns ± 4%   -36.58%  (p=0.000 n=8+8)
  Wire/Unmarshal/google_message1_proto3-12     604ns ± 1%     311ns ± 1%   -48.54%  (p=0.000 n=8+8)
  Wire/Unmarshal/google_message2-12            179µs ± 3%     188µs ± 2%    +5.30%  (p=0.000 n=7+8)

  name                                      old allocs/op  new allocs/op  delta
  Wire/Unmarshal/google_message1_proto2-12      26.0 ± 0%      25.0 ± 0%    -3.85%  (p=0.000 n=8+8)
  Wire/Unmarshal/google_message1_proto3-12      8.00 ± 0%      7.00 ± 0%   -12.50%  (p=0.000 n=8+8)
  Wire/Unmarshal/google_message2-12            8.49k ± 0%     8.49k ± 0%    -0.01%  (p=0.000 n=8+8)

Change-Id: I6247ac3fd66a63d9acb902cbd192094ee3d151c3
Reviewed-on: https://go-review.googlesource.com/c/protobuf/+/185147
Reviewed-by: Joe Tsai <thebrokentoaster@gmail.com>
2019-07-09 19:56:42 +00:00
..
cmd internal/impl: add fast-path unmarshal 2019-07-09 19:56:42 +00:00
descfmt reflect/protoreflect: remove FieldDescriptor.{Oneof,Extendee} methods 2019-06-17 19:43:30 +00:00
descopts internal/filedesc, internal/filetype: initial commit 2019-06-20 02:06:11 +00:00
detrand
encoding internal/impl: add fast-path unmarshal 2019-07-09 19:56:42 +00:00
errors all: remove non-fatal UTF-8 validation errors (and non-fatal in general) 2019-06-20 20:55:13 +00:00
fieldnum
filedesc internal/filedesc: avoid deep-copying the options 2019-07-08 17:26:50 +00:00
filetype reflect/protoregistry: remove Files.Find{Enum,Message,Extension,Service}ByName 2019-06-24 23:47:12 +00:00
flags
impl internal/impl: add fast-path unmarshal 2019-07-09 19:56:42 +00:00
mapsort all: change module to google.golang.org/protobuf 2019-05-14 17:28:29 +00:00
pragma
scalar
set
testprotos cmd/protoc-gen-go: remove MessageSet hackery 2019-07-08 21:17:17 +00:00
value reflect/protoreflect: add alternative message reflection API 2019-06-17 17:33:24 +00:00