JDK-8264563 : Add masked vector intrinsics for binary/store operations
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: compiler
  • Affected Version: repo-panama
  • Priority: P4
  • Status: Resolved
  • Resolution: Fixed
  • Submitted: 2021-04-01
  • Updated: 2021-06-25
  • Resolved: 2021-04-30
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Other
repo-panamaFixed
Related Reports
Relates :  
JDK-8266621 - Add masking support for unary/ternary vector intrinsics
Relates :  
JDK-8266287 - Basic mask IR implementation for the Vector API masking feature support
Relates :  
JDK-8262356 - Optimize existing masked operation support for AVX-512.
Relates :  
JDK-8269343 - Masked vector arithmetic intrinsics failed to be inlined randomly
Description
The main target is same with JDK-8262356. Since Arm SVE and X86 AVX-512 have the masking features that can be applied to vector API mask operations, it's worth optimizing the mask operations with mask features. 

Please see more details under: http://cr.openjdk.java.net/~xgong/rfr/mask/