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Type: Enhancement
Resolution: Fixed
Priority: P4
Fix Version/s: 19
Affects Version/s: 19
Component/s: hotspot
Labels:
- c1

Subcomponent:
compiler
Resolved In Build:
b13

We should detect irreducible loops in BlockListBuilder::mark_loops() and turn off selective phi functions optimization if there are any.

relates to

JDK-8290423 [TIMEOUT] o.o.j.t.init.fields.volatiles.LongTest

Closed

JDK-8277447 Hotspot C1 compiler crashes on Kotlin suspend fun with loop

Resolved

JDK-8289069 Very slow C1 arraycopy jcstress tests after JDK-8279886

Resolved

links to

Commit openjdk/jdk/b629782b

Review openjdk/jdk/7636

Assignee:: Igor Veresov

Reporter:: Igor Veresov

Votes:: 0 Vote for this issue

Watchers:: 6 Start watching this issue

Created:: 2022-01-11 13:16

Updated:: 2022-07-17 23:47

Resolved:: 2022-03-03 19:51