5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 package jdk.vm.ci.hotspot.aarch64;
  24 
  25 import static jdk.vm.ci.inittimer.InitTimer.timer;
  26 
  27 import java.util.EnumSet;
  28 
  29 import jdk.vm.ci.aarch64.AArch64;
  30 import jdk.vm.ci.code.Architecture;
  31 import jdk.vm.ci.code.RegisterConfig;
  32 import jdk.vm.ci.code.TargetDescription;
  33 import jdk.vm.ci.code.stack.StackIntrospection;

  34 import jdk.vm.ci.hotspot.HotSpotCodeCacheProvider;
  35 import jdk.vm.ci.hotspot.HotSpotConstantReflectionProvider;
  36 import jdk.vm.ci.hotspot.HotSpotJVMCIBackendFactory;
  37 import jdk.vm.ci.hotspot.HotSpotJVMCIRuntimeProvider;
  38 import jdk.vm.ci.hotspot.HotSpotMetaAccessProvider;
  39 import jdk.vm.ci.hotspot.HotSpotStackIntrospection;
  40 import jdk.vm.ci.hotspot.HotSpotVMConfig;
  41 import jdk.vm.ci.inittimer.InitTimer;
  42 import jdk.vm.ci.meta.ConstantReflectionProvider;
  43 import jdk.vm.ci.runtime.JVMCIBackend;
  44 
  45 public class AArch64HotSpotJVMCIBackendFactory implements HotSpotJVMCIBackendFactory {
  46 
  47     protected EnumSet<AArch64.CPUFeature> computeFeatures(@SuppressWarnings("unused") HotSpotVMConfig config) {
  48         // Configure the feature set using the HotSpot flag settings.
  49         EnumSet<AArch64.CPUFeature> features = EnumSet.noneOf(AArch64.CPUFeature.class);
  50         return features;
  51     }
  52 
  53     protected EnumSet<AArch64.Flag> computeFlags(@SuppressWarnings("unused") HotSpotVMConfig config) {
  54         EnumSet<AArch64.Flag> flags = EnumSet.noneOf(AArch64.Flag.class);
  55         return flags;
  56     }
  57 
  58     protected TargetDescription createTarget(HotSpotVMConfig config) {
  59         final int stackFrameAlignment = 16;
  60         final int implicitNullCheckLimit = 4096;
  61         final boolean inlineObjects = true;

   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 package jdk.vm.ci.hotspot.aarch64;
  24 
  25 import static jdk.vm.ci.common.InitTimer.timer;
  26 
  27 import java.util.EnumSet;
  28 
  29 import jdk.vm.ci.aarch64.AArch64;
  30 import jdk.vm.ci.code.Architecture;
  31 import jdk.vm.ci.code.RegisterConfig;
  32 import jdk.vm.ci.code.TargetDescription;
  33 import jdk.vm.ci.code.stack.StackIntrospection;
  34 import jdk.vm.ci.common.InitTimer;
  35 import jdk.vm.ci.hotspot.HotSpotCodeCacheProvider;
  36 import jdk.vm.ci.hotspot.HotSpotConstantReflectionProvider;
  37 import jdk.vm.ci.hotspot.HotSpotJVMCIBackendFactory;
  38 import jdk.vm.ci.hotspot.HotSpotJVMCIRuntimeProvider;
  39 import jdk.vm.ci.hotspot.HotSpotMetaAccessProvider;
  40 import jdk.vm.ci.hotspot.HotSpotStackIntrospection;
  41 import jdk.vm.ci.hotspot.HotSpotVMConfig;

  42 import jdk.vm.ci.meta.ConstantReflectionProvider;
  43 import jdk.vm.ci.runtime.JVMCIBackend;
  44 
  45 public class AArch64HotSpotJVMCIBackendFactory implements HotSpotJVMCIBackendFactory {
  46 
  47     protected EnumSet<AArch64.CPUFeature> computeFeatures(@SuppressWarnings("unused") HotSpotVMConfig config) {
  48         // Configure the feature set using the HotSpot flag settings.
  49         EnumSet<AArch64.CPUFeature> features = EnumSet.noneOf(AArch64.CPUFeature.class);
  50         return features;
  51     }
  52 
  53     protected EnumSet<AArch64.Flag> computeFlags(@SuppressWarnings("unused") HotSpotVMConfig config) {
  54         EnumSet<AArch64.Flag> flags = EnumSet.noneOf(AArch64.Flag.class);
  55         return flags;
  56     }
  57 
  58     protected TargetDescription createTarget(HotSpotVMConfig config) {
  59         final int stackFrameAlignment = 16;
  60         final int implicitNullCheckLimit = 4096;
  61         final boolean inlineObjects = true;