#650: Improve interaction between mutable arrays and GC
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Reporter: simonmar | Owner: simonmar
Type: bug | Status: new
Priority: normal | Milestone: 6.14.1
Component: Runtime System | Version: 6.4.1
Resolution: | Keywords:
Difficulty: Difficult (2-5 days) | Os: Unknown/Multiple
Testcase: | Architecture: Unknown/Multiple
Failure: Runtime performance bug |
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Comment (by guest):
Most of the time there won't be contention.
How about using cmpxchg, and falling back to bts if there happened to be
contention? Or would that also be much more expensive than byte
operations?
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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/650#comment:21>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler
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