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Type:
Bug
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Resolution: Unresolved
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Priority:
P4
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Affects Version/s: 27
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Component/s: hotspot
Running compiler/longcountedloops/TestLoopNestTooManyTraps.java with various stress flags fails.
For instance with C2
jtreg -va -s -vmoptions:-XX:StressLongCountedLoop=2000000 test/hotspot/jtreg/compiler/longcountedloops/TestLoopNestTooManyTraps.java
fails with "`main' threw exception: java.lang.RuntimeException: test1 should have deoptimized at iteration 1"
With C1 on the other hand
jtreg -va -s -vmoptions:"-XX:+UnlockDiagnosticVMOptions -XX:TieredStopAtLevel=3 -XX:+StressLoopInvariantCodeMotion -XX:+StressRangeCheckElimination -XX:+StressLinearScan" test/hotspot/jtreg/compiler/longcountedloops/TestLoopNestTooManyTraps.java
fails with "`main' threw exception: java.lang.RuntimeException: test1 shouldn't have deoptimized"
For instance with C2
jtreg -va -s -vmoptions:-XX:StressLongCountedLoop=2000000 test/hotspot/jtreg/compiler/longcountedloops/TestLoopNestTooManyTraps.java
fails with "`main' threw exception: java.lang.RuntimeException: test1 should have deoptimized at iteration 1"
With C1 on the other hand
jtreg -va -s -vmoptions:"-XX:+UnlockDiagnosticVMOptions -XX:TieredStopAtLevel=3 -XX:+StressLoopInvariantCodeMotion -XX:+StressRangeCheckElimination -XX:+StressLinearScan" test/hotspot/jtreg/compiler/longcountedloops/TestLoopNestTooManyTraps.java
fails with "`main' threw exception: java.lang.RuntimeException: test1 shouldn't have deoptimized"
- caused by
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JDK-8350330 C2: PhaseIdealLoop::add_parse_predicate() should mirror GraphKit::add_parse_predicate()
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- Resolved
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There are no Sub-Tasks for this issue.