Issues · Glasgow Haskell Compiler / GHC · GitLab

Interesting CSE/Code duplication issue.

#20681 · created Nov 14, 2021 by Andreas Klebinger CSE Pnormal code generation runtime perf simplifier
- 7
updated Nov 16, 2021
Should we CSE simple primop applications?

#20301 · created Aug 27, 2021 by Andreas Klebinger CSE Pnormal Tfeature request code generation runtime perf
- 2
updated Sep 04, 2021
Missed optimization opportunity with redundant case expression.

#20138 · created Jul 21, 2021 by benjamin CSE Plow Ttask newcomer runtime perf simplifier
- 1
updated Feb 24, 2022
Debug.Trace.trace optimized away when throwing exceptions, starting with GHC 8.8

#19841 · created May 14, 2021 by Andreas Abel CSE Pnormal Tbug demand analysis exceptions incorrect runtime result simplifier
- 11
updated Nov 09, 2021
Common subexpression ellimination fails to detect common suexpression

#18564 · created Aug 11, 2020 by Neo CSE Pnormal code generation runtime perf
- 1
updated Sep 04, 2021
Better combining for identical case alternatives

#18377 · created Jun 23, 2020 by Simon Peyton Jones CSE Tfeature request runtime perf
- 2
updated Feb 02, 2021
Optimize repeated usage of instance methods.

#17795 · created Feb 06, 2020 by Andreas Klebinger ⊥ CSE Plow Tfeature request
- 3
updated Feb 18, 2020
combineIdenticalAlts is only partially implemented

#14684 · created Jan 18, 2018 by Matthew Pickering 5 CSE Pnormal Tbug Trac import
- 17
updated Nov 14, 2021
Simple text fusion example results in rather duplicative code

#14222 · created Sep 12, 2017 by Ben Gamari 5 CSE Pnormal Tbug Trac import
- 9
updated Dec 24, 2019
CSE runs before SpecConstr

#13694 · created May 13, 2017 by Matthew Pickering 5 CSE Pnormal SpecConstr Tbug Trac import
- 1
updated Jul 07, 2019
Possible inconsistency in CSE's treatment of NOINLINE

#13589 · created Apr 18, 2017 by Ben Gamari 5 CSE Pnormal Tbug Trac import
- 3
updated Jul 07, 2019
CSE for join points

#13219 · created Feb 01, 2017 by lukemaurer 5 CSE Pnormal Tbug Trac import join points
- 1
updated Dec 08, 2021
Allow the user to prevent floating and CSE

#12620 · created Sep 24, 2016 by Joachim Breitner 5 CSE Pnormal Tfeature request Trac import
- 33
updated Sep 27, 2021
Improve the interaction between CSE and the join point transformation

#9688 · created Oct 13, 2014 by David Feuer 5 CSE Pnormal Tfeature request Trac import join points runtime perf
- 3
updated Jul 07, 2019
Opportunity to improve CSE

#7596 · created Jan 16, 2013 by Simon Peyton Jones 8.0.1 5 CSE Pnormal Tbug Trac import
- 9
updated Feb 06, 2020
CSE should look through coercions

#5344 · created Jul 25, 2011 by reinerp 3 CSE Plow Tfeature request Trac import runtime perf
- 7
updated Jul 07, 2019
ghc -O space leak: CSE between different CAFs

#947 · created Oct 17, 2006 by Bertram Felgenhauer 5 CSE Pnormal Tbug Trac import
- 11
updated Jul 07, 2019
Better CSE optimisation

#701 · created Feb 20, 2006 by Simon Marlow 5 CSE Pnormal Ttask Trac import
- 11
updated Aug 12, 2020
missed CSE opportunity

#149 · created Jun 12, 2003 by nobody 5 CSE Pnormal Tbug Trac import broken test
- 24
updated Jul 07, 2019