[GHC] #8256: adding locality levels to prefetch# and friends
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Sat Sep 14 20:39:12 CEST 2013
#8256: adding locality levels to prefetch# and friends
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Reporter: carter | Owner: carter
Type: task | Status: patch
Priority: normal | Milestone: 7.8.1
Component: Compiler | Version: 7.7
Resolution: | Keywords:
Operating System: Unknown/Multiple | Architecture: Unknown/Multiple
Type of failure: None/Unknown | Difficulty: Unknown
Test Case: | Blocked By:
Blocking: | Related Tickets: #8252 ,#8107
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Comment (by rwbarton):
Confusingly, GCC's locality levels 0, 1, 2, 3 correspond to Intel
instructions `prefetchnta`, `prefetcht2`, `prefetcht1`, `prefetcht0`
respectively, but there's not much we can do about that (except document
it clearly, I guess).
--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8256#comment:12>
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