[GHC] #13629: sqrt should use machine instruction on x86_64
GHC
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Fri Apr 28 19:01:41 UTC 2017
#13629: sqrt should use machine instruction on x86_64
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Reporter: bgamari | Owner: (none)
Type: bug | Status: new
Priority: normal | Milestone: 8.4.1
Component: Compiler (NCG) | Version: 8.0.1
Resolution: | Keywords:
Operating System: Unknown/Multiple | Architecture:
| Unknown/Multiple
Type of failure: Runtime | Test Case:
performance bug | numeric/num009
Blocked By: | Blocking:
Related Tickets: #13570 | Differential Rev(s): Phab:D3508
Wiki Page: |
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Comment (by Ben Gamari <ben@…>):
In [changeset:"9ac22183e405773ea7147728e593edd78f30a025/ghc"
9ac22183/ghc]:
{{{
#!CommitTicketReference repository="ghc"
revision="9ac22183e405773ea7147728e593edd78f30a025"
nativeGen: Use SSE2 SQRT instruction
Reviewers: austin, dfeuer
Subscribers: dfeuer, rwbarton, thomie
GHC Trac Issues: #13629
Differential Revision: https://phabricator.haskell.org/D3508
}}}
--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13629#comment:7>
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