mirrors/Nim
1
0
Fork 0
mirror of https://github.com/nim-lang/Nim.git synced 2026-06-06 03:44:14 +00:00
Code Issues Packages Projects Releases Wiki Activity

GC_fullCollect on sync threadpool (#6107)

Browse Source
This commit is contained in:
Yuriy Glukhov
2017-07-17 09:09:21 +03:00
committed by Andreas Rumpf
parent c245cfc1fd
commit bdb653c415
1 changed files with 13 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
lib/pure/concurrency/threadpool.nim
View File

@@ -526,10 +526,12 @@ proc nimSpawn4(fn: WorkerProc; data: pointer; id: ThreadId) {.compilerProc.} =
if selectWorker(addr(distinguishedData[id]), fn, data): break
await(distinguishedData[id].readyForTask)
template spawnInAllThreads(e: untyped) =
## Spawn `e` on all of the threadpool threads.
for i in 0 .. <currentPoolSize:
pinnedSpawn(i, e)
proc sync*() =
## a simple barrier to wait for all spawn'ed tasks. If you need more elaborate
## waiting, you have to use an explicit barrier.
proc syncAux() {.inline.} =
var toRelease = 0
while true:
var allReady = true
@@ -543,4 +545,12 @@ proc sync*() =
for i in 0 ..< toRelease:
signal(gSomeReady)
proc sync*(cleanup: bool = true) =
## A simple barrier to wait for all spawn'ed tasks. Calls `GC_fullCollect()`
## on all threads if `cleanup` is `true`. If you need more elaborate
## waiting, you have to use an explicit barrier.
syncAux()
if cleanup:
spawnInAllThreads GC_fullCollect()
setup()