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Type: Enhancement
Resolution: Fixed
Priority: P3
Fix Version/s: 25
Affects Version/s: 25
Component/s: hotspot
Labels:
- vectorapi

Subcomponent:
compiler
Resolved In Build:
b21

Migrate Vector API math library (SVML and SLEEF) linkage from native code (in JVM) to Java FFM API.

Since FFM API doesn't support vector calling conventions yet, migration affects only symbol lookup for now. But it still enables significant simplifications on JVM side.

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vector_math_micros.txt
2025-04-04 19:11
7 kB
Vladimir Ivanov

causes

JDK-8355656 Several vector tests fail when built with clang

Open

JDK-8355698 JDK not supporting sleef could cause exception at runtime after JDK-8353786

Open

JDK-8358676 AssertionError in CPUFeatures.X64::<clinit> with -XX:MaxVectorSize=32

Open

JDK-8367333 C2: Vector math operation intrinsification failure

Resolved

JDK-8355689 Wrong native entry name for FloatMaxVector vector math stubs with -XX:MaxVectorSize=8

Resolved

JDK-8355739 AssertionError: Invalid CPU feature name after 8353786

Resolved

JDK-8360304 Redundant condition in LibraryCallKit::inline_vector_nary_operation

Resolved

relates to

JDK-8367761 AssertionError with several vector API mathlib tests with MaxVectorSize=32

Open

links to

Commit(master) openjdk/jdk/e57fd710

Review(master) openjdk/jdk/24462

(2 causes, 1 relates to, 2 links to)

Assignee:: Vladimir Ivanov

Reporter:: Vladimir Ivanov

Votes:: 0 Vote for this issue

Watchers:: 5 Start watching this issue

Created:: 2025-04-04 18:46

Updated:: 2025-09-16 07:13

Resolved:: 2025-04-25 14:24

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