[JDK-8307352] AARCH64: Improve itable_stub - Java Bug System

Type: Enhancement
Resolution: Fixed
Priority: P4
Fix Version/s: 22
Affects Version/s: 17, 21
Component/s: hotspot
Labels:

Subcomponent:
compiler
Resolved In Build:
b15
CPU:

aarch64

Issue	Fix Version	Assignee	Priority	Status	Resolution	Resolved In Build
JDK-8334103	21.0.5	Dmitry Chuyko	P4	Resolved	Fixed	b01
JDK-8337184	17.0.13	Dmitry Chuyko	P4	Resolved	Fixed	b01

Async profiler shows that applications spend up to 10% in itable_stubs. The generated itable_stub scans itable two times while it can be done in a single pass.

See ~~JDK-8305959~~ for Intel impl

backported by

JDK-8334103 AARCH64: Improve itable_stub

Resolved

JDK-8337184 AARCH64: Improve itable_stub

Resolved

relates to

JDK-8332602 [s390x] Improve itable_stub

Open

JDK-8307137 [AArch64] MacroAssembler::lookup_interface_method could use conditional compare instead of branch

Closed

JDK-8332603 [PPC64] Improve itable_stub

Closed

JDK-8305959 x86: Improve itable_stub

Resolved

JDK-8318159 RISC-V: Improve itable_stub

Resolved

JDK-8323122 AArch64: Increase itable stub size estimate

Resolved

links to

Commit openjdk/jdk21u-dev/160ea225

Commit openjdk/jdk/c664f1ca

Commit(master) openjdk/jdk17u-dev/269bd25d

Review openjdk/jdk21u-dev/683

Review openjdk/jdk/13792

Review(master) openjdk/jdk17u-dev/2729

(3 relates to, 6 links to)

Assignee:: Boris Ulasevich

Reporter:: Boris Ulasevich

Votes:: 0 Vote for this issue

Watchers:: 6 Start watching this issue

Created:: 2023-05-03 03:59

Updated:: 2024-07-25 01:45

Resolved:: 2023-09-08 03:01

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