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Type: Enhancement
Resolution: Fixed
Priority: P4
Fix Version/s: 19
Affects Version/s: 17, 18
Component/s: hotspot
Labels:

Subcomponent:
compiler
Resolved In Build:
b05
CPU:

aarch64

Issue	Fix Version	Assignee	Priority	Status	Resolution	Resolved In Build
JDK-8310196	17.0.9-oracle	Tobias Hartmann	P4	Resolved	Fixed	b01
JDK-8309061	17.0.8	Ningsheng Jian	P4	Resolved	Fixed	b05

~~JDK-8274242~~ propose to extend the x86 ISO-8859-1 encoding intrinsic to work also for ASCII-compatible encodings, which helps speeding up various CharsetEncoders. Implementing a similar intrinsic should be considered on aarch64 as well.

backported by

JDK-8309061 Implement fast-path for ASCII-compatible CharsetEncoders on aarch64

Resolved

JDK-8310196 Implement fast-path for ASCII-compatible CharsetEncoders on aarch64

Resolved

is blocked by

JDK-8274242 Implement fast-path for ASCII-compatible CharsetEncoders on x86

Resolved

is cloned by

JDK-8277846 Implement fast-path for ASCII-compatible CharsetEncoders on ppc64

Resolved

JDK-8309254 Implement fast-path for ASCII-compatible CharsetEncoders on RISC-V

Resolved

links to

Commit openjdk/jdk17u-dev/b10ac577

Commit openjdk/jdk/ddddec7d

Review openjdk/jdk17u-dev/1386

Review openjdk/jdk/6945

(4 links to)

Assignee:: Patric Hedlin (Inactive)

Reporter:: Claes Redestad

Votes:: 0 Vote for this issue

Watchers:: 8 Start watching this issue

Created:: 2021-09-23 16:39

Updated:: 2023-07-04 23:30

Resolved:: 2022-01-12 07:31

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