hg: jdk-updates/jdk11u-dev: 4 new changesets

[martin.doerr at sap.com]

Changeset: 3c7198187001
Author:    chagedorn
Date:      2020-12-15 15:14 +0000
URL:       https://hg.openjdk.java.net/jdk-updates/jdk11u-dev/rev/3c7198187001

8257822: C2 crashes with SIGFPE due to a division that floats above its zero check
Reviewed-by: kvn, thartmann

! src/hotspot/share/opto/loopnode.hpp
! src/hotspot/share/opto/loopopts.cpp
+ test/hotspot/jtreg/compiler/loopopts/TestDivZeroWithSplitIf.java

Changeset: 204de69eda10
Author:    chagedorn
Date:      2020-12-17 08:09 +0000
URL:       https://hg.openjdk.java.net/jdk-updates/jdk11u-dev/rev/204de69eda10

8258505: [TESTBUG] TestDivZeroWithSplitIf.java fails due to missing UnlockDiagnosticVMOptions
Reviewed-by: thartmann, kvn, dcubed

! test/hotspot/jtreg/compiler/loopopts/TestDivZeroWithSplitIf.java

Changeset: 3167bdde253a
Author:    chagedorn
Date:      2021-01-07 15:02 +0000
URL:       https://hg.openjdk.java.net/jdk-updates/jdk11u-dev/rev/3167bdde253a

8259227: C2 crashes with SIGFPE due to a division that floats above its zero check
Reviewed-by: kvn, thartmann

! src/hotspot/share/opto/ifnode.cpp
! src/hotspot/share/opto/loopnode.hpp
! src/hotspot/share/opto/loopopts.cpp
! src/hotspot/share/opto/phaseX.cpp
! src/hotspot/share/opto/phaseX.hpp
+ test/hotspot/jtreg/compiler/loopopts/TestDivZeroDominatedBy.java
! test/hotspot/jtreg/compiler/loopopts/TestDivZeroWithSplitIf.java

Changeset: f3ad9dd681ef
Author:    chagedorn
Date:      2021-01-25 17:09 +0000
URL:       https://hg.openjdk.java.net/jdk-updates/jdk11u-dev/rev/f3ad9dd681ef

8260284: C2: assert(_base == Int) failed: Not an Int
Reviewed-by: thartmann, kvn

! src/hotspot/share/opto/phaseX.cpp
+ test/hotspot/jtreg/compiler/loopopts/TestDivWithTopDivisor.java