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 org.graalvm.compiler.lir.alloc;
  24 
  25 import static org.graalvm.compiler.core.common.GraalOptions.RegisterPressure;
  26 import static org.graalvm.compiler.core.common.alloc.RegisterAllocationConfig.ALL_REGISTERS;
  27 
  28 import org.graalvm.compiler.lir.BailoutAndRestartBackendException;
  29 import org.graalvm.compiler.lir.phases.LIRSuites;
  30 import org.graalvm.compiler.options.OptionValue;
  31 import org.graalvm.compiler.options.OptionValue.OverrideScope;
  32 
  33 /**
  34  * Thrown if the register allocator runs out of registers. This should never happen in normal mode.
  35  */
  36 public final class OutOfRegistersException extends BailoutAndRestartBackendException {
  37 
  38     private static final long serialVersionUID = -3479786650143432195L;
  39 
  40     private final String description;
  41 
  42     public OutOfRegistersException(String msg) {
  43         super(msg);
  44         this.description = "";
  45     }
  46 
  47     public OutOfRegistersException(Throwable cause, String msg) {
  48         super(cause, msg);
  49         this.description = "";
  50     }
  51 
  52     public OutOfRegistersException(String msg, String description) {
  53         super(msg);
  54         this.description = description;
  55     }
  56 
  57     public OutOfRegistersException(Throwable cause, String msg, String description) {
  58         super(cause, msg);
  59         this.description = description;
  60     }
  61 
  62     public String getDescription() {
  63         return description;
  64     }
  65 
  66     @Override
  67     public boolean shouldRestart() {
  68         return RegisterPressure.getValue() != null && !RegisterPressure.getValue().equals(ALL_REGISTERS);
  69     }
  70 
  71     @Override
  72     public OverrideScope getOverrideScope() {
  73         return OptionValue.override(RegisterPressure, ALL_REGISTERS);
  74     }
  75 
  76     @Override
  77     public LIRSuites updateLIRSuites(LIRSuites lirSuites) {
  78         return lirSuites;
  79     }
  80 }

   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 org.graalvm.compiler.lir.alloc;
  24 



  25 import org.graalvm.compiler.lir.BailoutAndRestartBackendException;



  26 
  27 /**
  28  * Thrown if the register allocator runs out of registers. This should never happen in normal mode.
  29  */
  30 public final class OutOfRegistersException extends BailoutAndRestartBackendException {
  31 
  32     private static final long serialVersionUID = -3479786650143432195L;
  33 
  34     private final String description;
  35 
  36     public OutOfRegistersException(String msg) {
  37         super(msg);
  38         this.description = "";
  39     }
  40 
  41     public OutOfRegistersException(Throwable cause, String msg) {
  42         super(cause, msg);
  43         this.description = "";
  44     }
  45 
  46     public OutOfRegistersException(String msg, String description) {
  47         super(msg);
  48         this.description = description;
  49     }
  50 
  51     public OutOfRegistersException(Throwable cause, String msg, String description) {
  52         super(cause, msg);
  53         this.description = description;
  54     }
  55 
  56     public String getDescription() {
  57         return description;
  58     }















  59 }