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Watched Subcomponents
JDK
JDK-8202425
[s390] C2: Wrong unsigned comparison with 0
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Details
Type:
Bug
Resolution:
Fixed
Priority:
P2
Fix Version/s:
11
Affects Version/s:
11
Component/s:
hotspot
Labels:
openjdk
s390
Subcomponent:
compiler
Resolved In Build:
b12
CPU:
s390x
Description
s390.ad contains a wrong node: compU_reg_imm0. It's used for unsigned comparison with 0, but it's implemented as signed comparison. This leads to generation of incorrect code which was observed after
JDK-8200303
.
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Assignee:
Martin Doerr
Reporter:
Martin Doerr
Votes:
0
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1
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Dates
Created:
2018-04-30 07:00
Updated:
2018-08-16 09:45
Resolved:
2018-05-02 01:49