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 org.graalvm.compiler.hotspot.stubs;
  24 
  25 import org.graalvm.compiler.api.replacements.Snippet;
  26 import org.graalvm.compiler.api.replacements.Snippet.ConstantParameter;
  27 import org.graalvm.compiler.debug.GraalError;
  28 import org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage;
  29 import org.graalvm.compiler.hotspot.meta.HotSpotProviders;
  30 import org.graalvm.compiler.hotspot.nodes.AllocaNode;

  31 import org.graalvm.compiler.word.Word;
  32 
  33 import jdk.vm.ci.code.Register;
  34 
  35 /**
  36  * Stub to allocate an {@link ArrayIndexOutOfBoundsException} thrown by a bytecode.
  37  */
  38 public class OutOfBoundsExceptionStub extends CreateExceptionStub {
  39 
  40     public OutOfBoundsExceptionStub(HotSpotProviders providers, HotSpotForeignCallLinkage linkage) {
  41         super("createOutOfBoundsException", providers, linkage);
  42     }
  43 
  44     private static final int MAX_INT_STRING_SIZE = Integer.toString(Integer.MIN_VALUE).length();
  45 
  46     @Override
  47     protected Object getConstantParameterValue(int index, String name) {
  48         switch (index) {
  49             case 1:
  50                 return providers.getRegisters().getThreadRegister();
  51             case 2:
  52                 int wordSize = providers.getWordTypes().getWordKind().getByteCount();
  53                 // (MAX_INT_STRING_SIZE + 1) / wordSize, rounded up
  54                 return MAX_INT_STRING_SIZE / wordSize + 1;
  55             default:
  56                 throw GraalError.shouldNotReachHere("unknown parameter " + name + " at index " + index);
  57         }
  58     }
  59 
  60     @Snippet
  61     private static Object createOutOfBoundsException(int idx, @ConstantParameter Register threadRegister, @ConstantParameter int bufferSizeInWords) {

  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 org.graalvm.compiler.hotspot.stubs;
  24 
  25 import org.graalvm.compiler.api.replacements.Snippet;
  26 import org.graalvm.compiler.api.replacements.Snippet.ConstantParameter;
  27 import org.graalvm.compiler.debug.GraalError;
  28 import org.graalvm.compiler.hotspot.HotSpotForeignCallLinkage;
  29 import org.graalvm.compiler.hotspot.meta.HotSpotProviders;
  30 import org.graalvm.compiler.hotspot.nodes.AllocaNode;
  31 import org.graalvm.compiler.options.OptionValues;
  32 import org.graalvm.compiler.word.Word;
  33 
  34 import jdk.vm.ci.code.Register;
  35 
  36 /**
  37  * Stub to allocate an {@link ArrayIndexOutOfBoundsException} thrown by a bytecode.
  38  */
  39 public class OutOfBoundsExceptionStub extends CreateExceptionStub {
  40 
  41     public OutOfBoundsExceptionStub(OptionValues options, HotSpotProviders providers, HotSpotForeignCallLinkage linkage) {
  42         super("createOutOfBoundsException", options, providers, linkage);
  43     }
  44 
  45     private static final int MAX_INT_STRING_SIZE = Integer.toString(Integer.MIN_VALUE).length();
  46 
  47     @Override
  48     protected Object getConstantParameterValue(int index, String name) {
  49         switch (index) {
  50             case 1:
  51                 return providers.getRegisters().getThreadRegister();
  52             case 2:
  53                 int wordSize = providers.getWordTypes().getWordKind().getByteCount();
  54                 // (MAX_INT_STRING_SIZE + 1) / wordSize, rounded up
  55                 return MAX_INT_STRING_SIZE / wordSize + 1;
  56             default:
  57                 throw GraalError.shouldNotReachHere("unknown parameter " + name + " at index " + index);
  58         }
  59     }
  60 
  61     @Snippet
  62     private static Object createOutOfBoundsException(int idx, @ConstantParameter Register threadRegister, @ConstantParameter int bufferSizeInWords) {