Details
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Enhancement
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Status: Resolved
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P2
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Resolution: Fixed
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17
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b12
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x86
Description
I would like to submit AES-GCM optimization for x86_64 architectures supporting AVX3+VAES (Evex encoded AES). This optimization interleaves AES and GHASH operations.
Performance gain of ~1.5x - 2x for message sizes 8k and above.
Contributor: Smita Kamath (smita.kamath@intel.com) and Tomasz Kantecki (tomasz.kantecki@intel.com)
Performance gain of ~1.5x - 2x for message sizes 8k and above.
Contributor: Smita Kamath (smita.kamath@intel.com) and Tomasz Kantecki (tomasz.kantecki@intel.com)
Attachments
Issue Links
- duplicates
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JDK-8178478 Better parallelize GCM
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- Closed
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- relates to
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JDK-8273297 AES/GCM non-AVX512+VAES CPUs suffer after 8267125
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- Resolved
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JDK-8273297 AES/GCM non-AVX512+VAES CPUs suffer after 8267125
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- Resolved
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JDK-8296507 GCM using more memory than necessary with in-place operations
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- Resolved
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JDK-8231349 Move intrinsic stubs generation to compiler runtime initialization code
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- Resolved
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(2 links to)