add ValidateString option into decode

[liuq19]

MR 描述

为 unmarshal/decode 添加了 ValidateString 的可选项。开启后，decode 的时候可以校验 未转义的控制字符 (如 "\x00" )、检验 非法 utf-8 字符(如 "\xff")。

性能测试

不开 ValidateString 选项，无明显劣化

测试命令: ../bench.py -b "\"BenchmarkUnmarshalInterface/GolangSource_Sonic|BenchmarkUnmarshalConcrete/TwitterStatus_Sonic\"" -t 1000x -c

测试结果：

go get golang.org/x/perf/cmd/benchstat && go install golang.org/x/perf/cmd/benchstat && benchstat -sort=delta /tmp/tmpuxbn9s3h.main.txt /tmp/tmpm4go9ktd.target.txt
go: added golang.org/x/perf v0.0.0-20220722155240-3d85ee92886d
name                                          old time/op    new time/op    delta
UnmarshalConcrete/TwitterStatus_Sonic-256       2.55ms ± 6%    2.56ms ±10%    ~     (p=0.888 n=8+9)
UnmarshalConcrete/TwitterStatus_SonicStd-256    2.96ms ± 9%    3.04ms ± 5%    ~     (p=0.075 n=10+10)
UnmarshalInterface/GolangSource_Sonic-256       16.6ms ± 3%    16.7ms ± 1%    ~     (p=0.280 n=10+10)
UnmarshalInterface/GolangSource_SonicStd-256    20.1ms ± 3%    20.3ms ± 2%    ~     (p=0.968 n=10+9)

name                                          old speed      new speed      delta
UnmarshalConcrete/TwitterStatus_Sonic-256      248MB/s ± 6%   248MB/s ± 9%    ~     (p=0.888 n=8+9)
UnmarshalConcrete/TwitterStatus_SonicStd-256   214MB/s ± 9%   208MB/s ± 5%    ~     (p=0.075 n=10+10)
UnmarshalInterface/GolangSource_Sonic-256      117MB/s ± 3%   116MB/s ± 1%    ~     (p=0.256 n=10+10)
UnmarshalInterface/GolangSource_SonicStd-256  96.4MB/s ± 3%  95.6MB/s ± 2%    ~     (p=0.951 n=10+9)

name                                          old alloc/op   new alloc/op   delta
UnmarshalInterface/GolangSource_SonicStd-256    12.2MB ± 0%    12.2MB ± 0%  +0.13%  (p=0.003 n=9+10)
UnmarshalConcrete/TwitterStatus_Sonic-256       1.96MB ± 0%    1.96MB ± 1%    ~     (p=0.356 n=9+10)
UnmarshalConcrete/TwitterStatus_SonicStd-256    2.13MB ± 0%    2.13MB ± 0%    ~     (p=0.579 n=10+10)
UnmarshalInterface/GolangSource_Sonic-256       11.1MB ± 0%    11.1MB ± 0%    ~     (p=0.460 n=8+10)

name                                          old allocs/op  new allocs/op  delta
UnmarshalInterface/GolangSource_Sonic-256         128k ± 0%      128k ± 0%  +0.00%  (p=0.001 n=10+10)
UnmarshalConcrete/TwitterStatus_Sonic-256        1.56k ± 0%     1.56k ± 0%    ~     (all equal)
UnmarshalConcrete/TwitterStatus_SonicStd-256     5.62k ± 0%     5.62k ± 0%    ~     (all equal)
UnmarshalInterface/GolangSource_SonicStd-256      231k ± 0%      231k ± 0%  -0.00%  (p=0.025 n=10+9)

开 ValidateString 后，性能劣化约 2~3%

测试命令: ../bench.py -b "\"BenchmarkUnmarshalInterface/GolangSource_Sonic|BenchmarkUnmarshalConcrete/TwitterStatus_Sonic\"" -t 1000x -c

测试结果：

go get golang.org/x/perf/cmd/benchstat && go install golang.org/x/perf/cmd/benchstat && benchstat -sort=delta /tmp/tmpie1ig43z.main.txt /tmp/tmphz28kbx6.target.txt
go: added golang.org/x/perf v0.0.0-20220722155240-3d85ee92886d
name                                          old time/op    new time/op    delta
UnmarshalInterface/GolangSource_Sonic-256       16.5ms ± 1%    17.1ms ± 1%  +3.76%  (p=0.000 n=10+10)
UnmarshalInterface/GolangSource_SonicStd-256    20.2ms ± 1%    20.7ms ± 1%  +2.57%  (p=0.000 n=10+10)
UnmarshalConcrete/TwitterStatus_Sonic-256       2.51ms ± 4%    2.46ms ±13%    ~     (p=0.829 n=8+10)
UnmarshalConcrete/TwitterStatus_SonicStd-256    2.99ms ± 4%    3.06ms ± 8%    ~     (p=0.218 n=10+10)

name                                          old speed      new speed      delta
UnmarshalInterface/GolangSource_Sonic-256      118MB/s ± 1%   113MB/s ± 1%  -3.63%  (p=0.000 n=10+10)
UnmarshalInterface/GolangSource_SonicStd-256  96.3MB/s ± 1%  93.9MB/s ± 1%  -2.51%  (p=0.000 n=10+10)
UnmarshalConcrete/TwitterStatus_Sonic-256      252MB/s ± 4%   258MB/s ±15%    ~     (p=0.829 n=8+10)
UnmarshalConcrete/TwitterStatus_SonicStd-256   212MB/s ± 4%   207MB/s ± 9%    ~     (p=0.218 n=10+10)

name                                          old alloc/op   new alloc/op   delta
UnmarshalConcrete/TwitterStatus_Sonic-256       1.96MB ± 1%    1.96MB ± 1%    ~     (p=0.315 n=10+10)
UnmarshalConcrete/TwitterStatus_SonicStd-256    2.13MB ± 1%    2.12MB ± 1%    ~     (p=0.739 n=10+10)
UnmarshalInterface/GolangSource_Sonic-256       11.1MB ± 0%    11.1MB ± 0%    ~     (p=0.739 n=10+10)
UnmarshalInterface/GolangSource_SonicStd-256    12.2MB ± 0%    12.2MB ± 0%    ~     (p=0.190 n=10+10)

name                                          old allocs/op  new allocs/op  delta
UnmarshalConcrete/TwitterStatus_SonicStd-256     5.62k ± 0%     5.62k ± 0%  +0.02%  (p=0.000 n=10+9)
UnmarshalInterface/GolangSource_Sonic-256         128k ± 0%      128k ± 0%  +0.00%  (p=0.000 n=9+7)
UnmarshalInterface/GolangSource_SonicStd-256      231k ± 0%      231k ± 0%  +0.00%  (p=0.000 n=9+9)
UnmarshalConcrete/TwitterStatus_Sonic-256        1.55k ± 0%     1.56k ± 0%    ~     (p=0.294 n=8+10)
git checkout -- .
git checkout fix/add_validate