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Changkun Ou 395323c4d0 sync: add new Map method Swap, CompareAndSwap, CompareAndDelete 
name                                                   time/op
SwapCollision/*sync_test.DeepCopyMap-8                  235ns ± 0%
SwapCollision/*sync_test.RWMutexMap-8                   145ns ± 0%
SwapCollision/*sync.Map-8                               153ns ± 0%
SwapMostlyHits/*sync_test.DeepCopyMap-8                48.2µs ± 0%
SwapMostlyHits/*sync_test.RWMutexMap-8                  190ns ± 0%
SwapMostlyHits/*sync.Map-8                             28.3ns ± 0%
SwapMostlyMisses/*sync_test.DeepCopyMap-8               681ns ± 0%
SwapMostlyMisses/*sync_test.RWMutexMap-8                336ns ± 0%
SwapMostlyMisses/*sync.Map-8                            523ns ± 0%
CompareAndSwapCollision/*sync_test.DeepCopyMap-8       3.99ns ± 0%
CompareAndSwapCollision/*sync_test.RWMutexMap-8         151ns ± 0%
CompareAndSwapCollision/*sync.Map-8                    21.6ns ± 0%
CompareAndSwapNoExistingKey/*sync_test.DeepCopyMap-8   3.95ns ± 0%
CompareAndSwapNoExistingKey/*sync_test.RWMutexMap-8     126ns ± 0%
CompareAndSwapNoExistingKey/*sync.Map-8                6.11ns ± 0%
CompareAndSwapValueNotEqual/*sync_test.DeepCopyMap-8   2.15ns ± 0%
CompareAndSwapValueNotEqual/*sync_test.RWMutexMap-8     132ns ± 0%
CompareAndSwapValueNotEqual/*sync.Map-8                5.32ns ± 0%
CompareAndSwapMostlyHits/*sync_test.RWMutexMap-8        219ns ± 0%
CompareAndSwapMostlyHits/*sync.Map-8                   27.1ns ± 0%
CompareAndSwapMostlyMisses/*sync_test.DeepCopyMap-8    13.0ns ± 0%
CompareAndSwapMostlyMisses/*sync_test.RWMutexMap-8      147ns ± 0%
CompareAndSwapMostlyMisses/*sync.Map-8                 19.6ns ± 0%
CompareAndDeleteCollision/*sync_test.DeepCopyMap-8     2.23ns ± 0%
CompareAndDeleteCollision/*sync_test.RWMutexMap-8       131ns ± 0%
CompareAndDeleteCollision/*sync.Map-8                  16.2ns ± 0%
CompareAndDeleteMostlyHits/*sync_test.RWMutexMap-8      367ns ± 0%
CompareAndDeleteMostlyHits/*sync.Map-8                 33.1ns ± 0%
CompareAndDeleteMostlyMisses/*sync_test.DeepCopyMap-8  8.75ns ± 0%
CompareAndDeleteMostlyMisses/*sync_test.RWMutexMap-8    134ns ± 0%
CompareAndDeleteMostlyMisses/*sync.Map-8               10.9ns ± 0%

name                                                   alloc/op
SwapCollision/*sync_test.DeepCopyMap-8                   336B ± 0%
SwapCollision/*sync_test.RWMutexMap-8                   0.00B
SwapCollision/*sync.Map-8                               16.0B ± 0%
SwapMostlyHits/*sync_test.DeepCopyMap-8                82.1kB ± 0%
SwapMostlyHits/*sync_test.RWMutexMap-8                  12.0B ± 0%
SwapMostlyHits/*sync.Map-8                              28.0B ± 0%
SwapMostlyMisses/*sync_test.DeepCopyMap-8                713B ± 0%
SwapMostlyMisses/*sync_test.RWMutexMap-8                23.0B ± 0%
SwapMostlyMisses/*sync.Map-8                             129B ± 0%
CompareAndSwapCollision/*sync_test.DeepCopyMap-8        0.00B
CompareAndSwapCollision/*sync_test.RWMutexMap-8         0.00B
CompareAndSwapCollision/*sync.Map-8                     3.00B ± 0%
CompareAndSwapNoExistingKey/*sync_test.DeepCopyMap-8    8.00B ± 0%
CompareAndSwapNoExistingKey/*sync_test.RWMutexMap-8     8.00B ± 0%
CompareAndSwapNoExistingKey/*sync.Map-8                 8.00B ± 0%
CompareAndSwapValueNotEqual/*sync_test.DeepCopyMap-8    0.00B
CompareAndSwapValueNotEqual/*sync_test.RWMutexMap-8     0.00B
CompareAndSwapValueNotEqual/*sync.Map-8                 0.00B
CompareAndSwapMostlyHits/*sync_test.RWMutexMap-8        18.0B ± 0%
CompareAndSwapMostlyHits/*sync.Map-8                    33.0B ± 0%
CompareAndSwapMostlyMisses/*sync_test.DeepCopyMap-8     24.0B ± 0%
CompareAndSwapMostlyMisses/*sync_test.RWMutexMap-8      23.0B ± 0%
CompareAndSwapMostlyMisses/*sync.Map-8                  23.0B ± 0%
CompareAndDeleteCollision/*sync_test.DeepCopyMap-8      0.00B
CompareAndDeleteCollision/*sync_test.RWMutexMap-8       0.00B
CompareAndDeleteCollision/*sync.Map-8                   0.00B
CompareAndDeleteMostlyHits/*sync_test.RWMutexMap-8      23.0B ± 0%
CompareAndDeleteMostlyHits/*sync.Map-8                  39.0B ± 0%
CompareAndDeleteMostlyMisses/*sync_test.DeepCopyMap-8   16.0B ± 0%
CompareAndDeleteMostlyMisses/*sync_test.RWMutexMap-8    15.0B ± 0%
CompareAndDeleteMostlyMisses/*sync.Map-8                15.0B ± 0%

name                                                   allocs/op
SwapCollision/*sync_test.DeepCopyMap-8                   2.00 ± 0%
SwapCollision/*sync_test.RWMutexMap-8                    0.00
SwapCollision/*sync.Map-8                                1.00 ± 0%
SwapMostlyHits/*sync_test.DeepCopyMap-8                  4.00 ± 0%
SwapMostlyHits/*sync_test.RWMutexMap-8                   1.00 ± 0%
SwapMostlyHits/*sync.Map-8                               2.00 ± 0%
SwapMostlyMisses/*sync_test.DeepCopyMap-8                6.00 ± 0%
SwapMostlyMisses/*sync_test.RWMutexMap-8                 2.00 ± 0%
SwapMostlyMisses/*sync.Map-8                             6.00 ± 0%
CompareAndSwapCollision/*sync_test.DeepCopyMap-8         0.00
CompareAndSwapCollision/*sync_test.RWMutexMap-8          0.00
CompareAndSwapCollision/*sync.Map-8                      0.00
CompareAndSwapNoExistingKey/*sync_test.DeepCopyMap-8     1.00 ± 0%
CompareAndSwapNoExistingKey/*sync_test.RWMutexMap-8      0.00
CompareAndSwapNoExistingKey/*sync.Map-8                  1.00 ± 0%
CompareAndSwapValueNotEqual/*sync_test.DeepCopyMap-8     0.00
CompareAndSwapValueNotEqual/*sync_test.RWMutexMap-8      0.00
CompareAndSwapValueNotEqual/*sync.Map-8                  0.00
CompareAndSwapMostlyHits/*sync_test.RWMutexMap-8         2.00 ± 0%
CompareAndSwapMostlyHits/*sync.Map-8                     3.00 ± 0%
CompareAndSwapMostlyMisses/*sync_test.DeepCopyMap-8      2.00 ± 0%
CompareAndSwapMostlyMisses/*sync_test.RWMutexMap-8       2.00 ± 0%
CompareAndSwapMostlyMisses/*sync.Map-8                   2.00 ± 0%
CompareAndDeleteCollision/*sync_test.DeepCopyMap-8       0.00
CompareAndDeleteCollision/*sync_test.RWMutexMap-8        0.00
CompareAndDeleteCollision/*sync.Map-8                    0.00
CompareAndDeleteMostlyHits/*sync_test.RWMutexMap-8       2.00 ± 0%
CompareAndDeleteMostlyHits/*sync.Map-8                   3.00 ± 0%
CompareAndDeleteMostlyMisses/*sync_test.DeepCopyMap-8    2.00 ± 0%
CompareAndDeleteMostlyMisses/*sync_test.RWMutexMap-8     1.00 ± 0%
CompareAndDeleteMostlyMisses/*sync.Map-8                 1.00 ± 0%

Fixes #51972

Change-Id: I469e71033592997832c3e8ebdad1b8950a70c99c
Reviewed-on: https://go-review.googlesource.com/c/go/+/399094
Run-TryBot: Changkun Ou <mail@changkun.de>
Reviewed-by: Joedian Reid <joedian@golang.org>
Auto-Submit: Bryan Mills <bcmills@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Bryan Mills <bcmills@google.com>
2022-11-15 17:35:42 +00:00
..
19974.txt crypto: allow hash.Hash for OAEP and MGF1 to be specified independently 2022-11-09 23:51:34 +00:00
31804.txt crypto/ed25519: implement Ed25519ph in Sign and VerifyWithOptions 2022-10-24 12:11:20 +00:00
41773.txt net/http: add Server.DisableOptionsHandler for custom handling of OPTIONS * 2022-08-15 18:57:35 +00:00
42537.txt cmd/api: make check pickier about api/*.txt 2022-11-02 19:08:10 +00:00
43620.txt cmd/api: make check pickier about api/*.txt 2022-11-02 19:08:10 +00:00
45038.txt bytes: add Clone function 2022-08-15 19:17:20 +00:00
45899.txt cmd/api: make check pickier about api/*.txt 2022-11-02 19:08:10 +00:00
46731.txt cmd/cgo: add and use runtime/cgo.Incomplete instead of //go:notinheap 2022-08-28 16:04:49 +00:00
46746.txt cmd/api: make check pickier about api/*.txt 2022-11-02 19:08:10 +00:00
47209.txt path/filepath, io/fs: add SkipAll 2022-08-25 18:50:37 +00:00
48000.txt reflect: add Value.Grow 2022-10-15 17:02:11 +00:00
50429.txt cmd/api: make check pickier about api/*.txt 2022-11-02 19:08:10 +00:00
50436.txt os/exec: add the Cancel and WaitDelay fields 2022-10-25 03:34:36 +00:00
50770.txt time: implement Compare method 2022-09-19 17:10:49 +00:00
51246.txt syscall: add CgroupFD support for ForkExec on Linux 2022-09-09 15:34:16 +00:00
51365.txt context: add APIs for writing and reading cancelation cause 2022-11-08 13:51:16 +00:00
51430.txt runtime/coverage: revise/shorten function names 2022-10-05 14:59:05 +00:00
51668.txt fmt: add a function to recover the original format string given a State 2022-08-06 09:19:31 +00:00
51766.txt net/netip: add IPv6LinkLocalAllRouters and IPv6Loopback 2022-10-21 20:14:41 +00:00
51777.txt net/netip: add IPv6LinkLocalAllRouters and IPv6Loopback 2022-10-21 20:14:41 +00:00
51896.txt cmd/api: make check pickier about api/*.txt 2022-11-02 19:08:10 +00:00
51972.txt sync: add new Map method Swap, CompareAndSwap, CompareAndDelete 2022-11-15 17:35:42 +00:00
52221.txt crypto/ecdh: new package 2022-08-12 00:03:39 +00:00
52376.txt reflect: add Value.SetZero 2022-08-26 17:15:08 +00:00
52746.txt time: add DateTime, DateOnly, and TimeOnly 2022-08-09 14:33:24 +00:00
53002.txt net/http/httputil: add ReverseProxy.Rewrite 2022-08-16 20:01:36 +00:00
53021.txt crypto/subtle: add XORBytes 2022-08-17 18:47:33 +00:00
53200.txt go/token: add (*FileSet).RemoveFile(*File) method 2022-08-16 16:27:35 +00:00
53202.txt go/ast: record start and end of file in File.File{Start,End} 2022-09-28 20:37:59 +00:00
53280.txt syscall: remove FreeBSD 11 and below 64bit inode compatibility shims 2022-09-16 01:17:28 +00:00
53346.txt encoding/xml: add (*Encoder).Close 2022-08-23 18:24:30 +00:00
53356.txt debug/elf: fix reloc number of R_PPC64_SECTOFF_LO_DS 2022-08-27 02:36:28 +00:00
53435.txt errors, fmt: add support for wrapping multiple errors 2022-09-29 18:40:40 +00:00
53482.txt cmd/api: make check pickier about api/*.txt 2022-11-02 19:08:10 +00:00
54136.txt net/http: add ResponseController and per-handler timeouts 2022-11-10 18:18:03 +00:00
54222.txt debug/elf: add new-style LoongArch reloc types 2022-08-11 19:32:40 +00:00
54251.txt debug/pe: add IMAGE_FILE_MACHINE_RISCV{32,64,128} 2022-08-09 01:21:43 +00:00
54299.txt api/next/54299: add missing newline 2022-11-09 22:23:18 +00:00
54345.txt debug/elf: fix typo in R_PPC64_TPREL34 and R_PPC64_DTPREL34 2022-09-29 19:54:44 +00:00
55301.txt api: add newline to 55301.txt 2022-11-04 14:19:00 +00:00
56041.txt regexp: add ErrLarge error 2022-11-02 18:15:21 +00:00