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Type: Enhancement
Resolution: Fixed
Priority: P3
Fix Version/s: 18
Affects Version/s: 11, 17, 18
Component/s: hotspot
Labels:

Subcomponent:
compiler
Resolved In Build:
b09
CPU:

aarch64

Issue	Fix Version	Assignee	Priority	Status	Resolution	Resolved In Build
JDK-8293350	17.0.6-oracle	Fairoz Matte	P3	Resolved	Fixed	b01
JDK-8295480	17.0.6	Goetz Lindenmaier	P3	Resolved	Fixed	b01
JDK-8293572	11.0.18-oracle	Fairoz Matte	P3	Resolved	Fixed	b01

C1 has its own code generators for zeroing words. We should rip them out and use MacroAssembler::zero words which was written for C2. It's shorter and faster and there's less code to maintain.

backported by

JDK-8293350 AArch64: C1: use zero_words to initialize all objects

Resolved

JDK-8293572 AArch64: C1: use zero_words to initialize all objects

Resolved

JDK-8295480 AArch64: C1: use zero_words to initialize all objects

Resolved

duplicates

JDK-8270830 Aarch64: Use stp to initialize object on C1

Closed

relates to

JDK-8280234 AArch64 "core" variant does not build after JDK-8270947

Resolved

JDK-8272094 compiler/codecache/TestStressCodeBuffers.java crashes with "failed to allocate space for trampoline"

Resolved

JDK-8271956 AArch64: C1 build failed after JDK-8270947

Resolved

JDK-8272791 java -XX:BlockZeroingLowLimit=1 crashes after 8270947

Resolved

JDK-8287129 TestStressCodeBuffers.java crashes on macosx_aarch64

Closed

links to

Commit openjdk/jdk17u-dev/974ff6b9

Commit openjdk/jdk/6c68ce2d

Review openjdk/jdk11u-dev/1502

Review openjdk/jdk17u-dev/792

Review openjdk/jdk/4919

(4 relates to, 5 links to)

Assignee:: Andrew Haley

Reporter:: Andrew Haley

Votes:: 0 Vote for this issue

Watchers:: 9 Start watching this issue

Created:: 2021-07-20 07:47

Updated:: 2023-07-11 00:44

Resolved:: 2021-07-30 11:03

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