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Type: Enhancement
Resolution: Fixed
Priority: P4
Fix Version/s: 20
Affects Version/s: 19
Component/s: hotspot
Labels:
- c2
- intrinsic
- performance

Subcomponent:
compiler
Resolved In Build:
b05
CPU:

x86

The goal is to implement x86 instrinsics for the compareUnsigned() method in java.lang.Integer and java.lang.Long. Which allows reliable usage of unsigned comparison in Java.

is cloned by

JDK-8287925 AArch64: intrinsics for compareUnsigned method in Integer and Long

Resolved

relates to

JDK-8333366 C2: CmpU3Nodes are not pushed back to worklist in PhaseCCP leading to non-fixpoint assertion failure

Resolved

JDK-8290529 C2: assert(BoolTest(btest).is_canonical()) failure

Closed

links to

Commit openjdk/jdk/108cd695

Review openjdk/jdk/7975

Review openjdk/jdk/9068

(1 links to)

Assignee:: Srinivas Parasa
Reporter:: Srinivas Parasa
Votes:: 0 Vote for this issue
Watchers:: 4 Start watching this issue

Created:: 2022-03-26 23:01
Updated:: 2024-05-31 09:02
Resolved:: 2022-06-29 03:37

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