Alexander Aprelev 17654b70d7 [vm/isolates] Introduce sendAndExit. ... sendAndExit allows for fast data passing from worker isolate back to parent. ``` | linux x64 | spawnIsolate | sendAndExit | |us per iter | over sync | over send | +------------+--------------+-------------+ IsolateJson.Decode50KBx1(RunTime): 43,175.000 339.83% IsolateJson.SendAndExit_Decode50KBx1(RunTime): 22,070.000 124.83% -48.88% IsolateJson.SyncDecode50KBx1(RunTime): 9,816.284 IsolateJson.Decode50KBx4(RunTime): 77,630.000 104.56% IsolateJson.SendAndExit_Decode50KBx4(RunTime): 46,307.000 22.02% -40.35% IsolateJson.SyncDecode50KBx4(RunTime): 37,949.528 IsolateJson.Decode100KBx1(RunTime): 71,035.000 270.42% IsolateJson.SendAndExit_Decode100KBx1(RunTime): 43,056.000 124.52% -39.39% IsolateJson.SyncDecode100KBx1(RunTime): 19,176.733 IsolateJson.Decode100KBx4(RunTime): 120,915.000 54.66% IsolateJson.SendAndExit_Decode100KBx4(RunTime): 67,101.000 -14.17% -44.51% IsolateJson.SyncDecode100KBx4(RunTime): 78,179.731 IsolateJson.Decode250KBx1(RunTime): 173,574.000 202.52% IsolateJson.SendAndExit_Decode250KBx1(RunTime): 103,334.000 80.10% -40.47% IsolateJson.SyncDecode250KBx1(RunTime): 57,375.314 IsolateJson.Decode250KBx4(RunTime): 292,118.000 20.30% IsolateJson.SendAndExit_Decode250KBx4(RunTime): 168,444.000 -30.63% -42.34% IsolateJson.SyncDecode250KBx4(RunTime): 242,831.000 IsolateJson.Decode1MBx1(RunTime): 631,578.000 166.34% IsolateJson.SendAndExit_Decode1MBx1(RunTime): 371,127.000 56.50% -41.24% IsolateJson.SyncDecode1MBx1(RunTime): 237,135.778 IsolateJson.Decode1MBx4(RunTime): 1,322,789.000 36.16% IsolateJson.SendAndExit_Decode1MBx4(RunTime): 657,179.000 -32.35% -50.32% IsolateJson.SyncDecode1MBx4(RunTime): 971,473.333 ``` Bug: https://github.com/dart-lang/sdk/issues/37835 Bug: https://github.com/dart-lang/sdk/issues/36097 Change-Id: I386641e1431ed9f2e34fac36f562607a666ee4a8 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/142823 Commit-Queue: Alexander Aprelev <aam@google.com> Reviewed-by: Martin Kustermann <kustermann@google.com> Reviewed-by: Ryan Macnak <rmacnak@google.com>		2020-04-22 17:34:09 +00:00
..
bin	[vm] Remove deprecated (and untested) ARMv5 support from the VM	2019-10-23 14:44:33 +00:00
lib	[vm/isolates] Introduce sendAndExit.	2020-04-22 17:34:09 +00:00
api_readme.md	Update the API docs readme	2020-01-16 21:23:09 +00:00
BUILD.gn	Add dartdev as a pkg/ utility that should have a snapshot generated and added in the Dart SDK	2020-02-25 07:16:10 +00:00