src/jdk.internal.vm.ci/share/classes/jdk.vm.ci.hotspot.aarch64/src/jdk/vm/ci/hotspot/aarch64/AArch64HotSpotJVMCIBackendFactory.java

rev 49518 : 8200524: AArch64: CPUFeature and Flag enums are not passed through JVMCI
Summary: AArch64 VM_Version::features and flags are correspondingly set in CPUFeature and Flags
Reviewed-by: kvn

*** 44,58 ****
--- 44,119 ----
  public class AArch64HotSpotJVMCIBackendFactory implements HotSpotJVMCIBackendFactory {
  
      protected EnumSet<AArch64.CPUFeature> computeFeatures(@SuppressWarnings("unused") AArch64HotSpotVMConfig config) {
          // Configure the feature set using the HotSpot flag settings.
          EnumSet<AArch64.CPUFeature> features = EnumSet.noneOf(AArch64.CPUFeature.class);
+         
+         if ((config.vmVersionFeatures & config.aarch64FP) != 0) {
+             features.add(AArch64.CPUFeature.FP);
+         }
+         if ((config.vmVersionFeatures & config.aarch64ASIMD) != 0) {
+             features.add(AArch64.CPUFeature.ASIMD);
+         }
+         if ((config.vmVersionFeatures & config.aarch64EVTSTRM) != 0) {
+             features.add(AArch64.CPUFeature.EVTSTRM);
+         }
+         if ((config.vmVersionFeatures & config.aarch64AES) != 0) {
+             features.add(AArch64.CPUFeature.AES);
+         }
+         if ((config.vmVersionFeatures & config.aarch64PMULL) != 0) {
+             features.add(AArch64.CPUFeature.PMULL);
+         }
+         if ((config.vmVersionFeatures & config.aarch64SHA1) != 0) {
+             features.add(AArch64.CPUFeature.SHA1);
+         }
+         if ((config.vmVersionFeatures & config.aarch64SHA2) != 0) {
+             features.add(AArch64.CPUFeature.SHA2);
+         }
+         if ((config.vmVersionFeatures & config.aarch64CRC32) != 0) {
+             features.add(AArch64.CPUFeature.CRC32);
+         }
+         if ((config.vmVersionFeatures & config.aarch64LSE) != 0) {
+             features.add(AArch64.CPUFeature.LSE);
+         }
+         if ((config.vmVersionFeatures & config.aarch64STXR_PREFETCH) != 0) {
+             features.add(AArch64.CPUFeature.STXR_PREFETCH);
+         }
+         if ((config.vmVersionFeatures & config.aarch64A53MAC) != 0) {
+             features.add(AArch64.CPUFeature.A53MAC);
+         }
+         if ((config.vmVersionFeatures & config.aarch64DMB_ATOMICS) != 0) {
+             features.add(AArch64.CPUFeature.DMB_ATOMICS);
+         }
+ 
          return features;
      }
  
      protected EnumSet<AArch64.Flag> computeFlags(@SuppressWarnings("unused") AArch64HotSpotVMConfig config) {
          EnumSet<AArch64.Flag> flags = EnumSet.noneOf(AArch64.Flag.class);
+         
+         if (config.useBarriersForVolatile) {
+             flags.add(AArch64.Flag.UseBarriersForVolatile);
+         }
+         if (config.useCRC32) {
+             flags.add(AArch64.Flag.UseCRC32);
+         }
+         if (config.useNeon) {
+             flags.add(AArch64.Flag.UseNeon);
+         }
+         if (config.useSIMDForMemoryOps) {
+             flags.add(AArch64.Flag.UseSIMDForMemoryOps);
+         }
+         if (config.avoidUnalignedAccesses) {
+             flags.add(AArch64.Flag.AvoidUnalignedAccesses);
+         }
+         if (config.useLSE) {
+             flags.add(AArch64.Flag.UseLSE);
+         }
+         if (config.useBlockZeroing) {
+             flags.add(AArch64.Flag.UseBlockZeroing);
+         }
+         
          return flags;
      }
  
      protected TargetDescription createTarget(AArch64HotSpotVMConfig config) {
          final int stackFrameAlignment = 16;