#13220: Performance regressions in testsuite from join points -------------------------------------+------------------------------------- Reporter: lukemaurer | Owner: lukemaurer Type: bug | Status: new Priority: highest | Milestone: 8.2.1 Component: Compiler | Version: 8.1 Resolution: | Keywords: JoinPoints Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Phab:3391 Wiki Page: | -------------------------------------+------------------------------------- Old description:
Need to look at some modest performance regressions for the main join- point patch (#12988, wiki [wiki:SequentCore]):
* `perf/compiler/T9961`: `bytes_allocated` * `perf/compiler/T10356`: `bytes_allocated` * `perf/compiler/T1969`: `max_bytes_used` * `perf/compile/T9020`: see [https://git.haskell.org/ghc.git/commitdiff/c2becee48aa73795cbf04905f3891f543...] * `deriving/perf/T10858`: `bytes_allocated`
New description: Need to look at some modest performance regressions for the main join- point patch (#12988, wiki [wiki:SequentCore]): * `perf/compiler/T9961`: `bytes_allocated` * `perf/compiler/T13056`: `bytes_allocated` * `perf/compiler/T1969`: `max_bytes_used` * `perf/compile/T9020`: see [https://git.haskell.org/ghc.git/commitdiff/c2becee48aa73795cbf04905f3891f543...] * ~~`deriving/perf/T10858`: `bytes_allocated`~~ (was due to `-dcore-lint`) -- Comment (by rwbarton): One of the performance test regressions was due to Core Lint running more and is fixed by the above patch. The others remain to be investigated. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13220#comment:35 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler