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8352675: Support Intel AVX10 converged vector ISA feature detection #24329

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8352675: Support Intel AVX10 converged vector ISA feature detection #24329

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b95ac21
8352675: Support Intel AVX10 converged vector ISA feature detection
Apr 3, 2025
6a02fe9
dropping unneeded feature enabling/checks
Apr 17, 2025
5173ff4
Merge branch 'master' of http://github.com/openjdk/jdk into JDK-8352675
Apr 22, 2025
5d09adb
Add dynamic sized feature vectors
Apr 23, 2025
862217b
Merge branch 'master' of http://github.com/openjdk/jdk into JDK-8352675
Apr 24, 2025
f413e0e
Fix windows build
Apr 25, 2025
9d62427
Merge branch 'master' of http://github.com/openjdk/jdk into JDK-8352675
May 1, 2025
a925817
Refactoring code to create a seperate VM_Features class
May 2, 2025
ccfa432
Review comments resolutions
May 5, 2025
7b414b8
Updating comment
May 5, 2025
b25cc77
Review comments resolutions
May 6, 2025
650e3d6
build fixes for non-x86 targets
May 6, 2025
35aeb88
cleanups & refactorings
iwanowww May 6, 2025
cfc09d0
Making _features_bitmap size configurable
May 7, 2025
8acbd7a
Reveiw suggestions incorporated
May 8, 2025
1a3bce9
Code re-factoring from Vladimir
May 8, 2025
c65f077
Addressing Yudi's comments
May 8, 2025
b4838d0
Merge branch 'master' of http://github.com/openjdk/jdk into JDK-8352675
May 9, 2025
f583a52
Sandhya's review comments resoultion
May 9, 2025
b4654fa
Review comments resolutions
May 9, 2025
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4 changes: 2 additions & 2 deletions src/hotspot/cpu/x86/vm_version_x86.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -455,9 +455,9 @@ class VM_Version : public Abstract_VM_Version {
friend class JVMCIVMStructs;

private:
uint64_t _features_bitmap[(MAX_CPU_FEATURES >> 6) + 1];
uint64_t _features_bitmap[(MAX_CPU_FEATURES / BitsPerLong) + 1];

STATIC_ASSERT(sizeof(_features_bitmap) * BitsPerByte > MAX_CPU_FEATURES);
STATIC_ASSERT(sizeof(_features_bitmap) * BitsPerByte >= MAX_CPU_FEATURES);

// Number of 8-byte elements in _bitmap.
constexpr static int features_bitmap_element_count() {
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