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 
  24 package jdk.test.lib.jittester.factories;
  25 
  26 import java.util.LinkedList;
  27 import jdk.test.lib.jittester.IRNode;
  28 import jdk.test.lib.jittester.ProductionFailedException;
  29 import jdk.test.lib.jittester.SymbolTable;
  30 import jdk.test.lib.jittester.Type;
  31 import jdk.test.lib.jittester.TypeList;
  32 import jdk.test.lib.jittester.VariableDeclaration;
  33 import jdk.test.lib.jittester.VariableInfo;
  34 import jdk.test.lib.jittester.types.TypeKlass;
  35 import jdk.test.lib.jittester.utils.PseudoRandom;
  36 
  37 class VariableDeclarationFactory extends Factory {
  38     protected final boolean isStatic;
  39     protected final boolean isLocal;
  40     protected final TypeKlass ownerClass;
  41     private Type resultType;
  42 
  43     VariableDeclarationFactory(TypeKlass ownerClass, boolean isStatic, boolean isLocal, Type resultType) {
  44         this.ownerClass = ownerClass;
  45         this.isStatic = isStatic;
  46         this.isLocal = isLocal;
  47         this.resultType = resultType;
  48     }
  49 
  50     @Override
  51     public  IRNode produce() throws ProductionFailedException {
  52         if (resultType == TypeList.getVoid()) {
  53             LinkedList<Type> types = new LinkedList<>(TypeList.getAll());
  54             PseudoRandom.shuffle(types);
  55             if (types.isEmpty()) {
  56                 throw new ProductionFailedException();
  57             }
  58             resultType = types.getFirst();
  59         }
  60         String resultName = "var_" + SymbolTable.getNextVariableNumber();
  61         int flags = VariableInfo.NONE;
  62         if (isStatic) {
  63             flags |= VariableInfo.STATIC;
  64         }
  65         if (isLocal) {
  66             flags |= VariableInfo.LOCAL;
  67         }
  68         VariableInfo varInfo = new VariableInfo(resultName, ownerClass, resultType, flags);
  69         SymbolTable.add(varInfo);
  70         return new VariableDeclaration(varInfo);
  71     }
  72 }

   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 
  24 package jdk.test.lib.jittester.factories;
  25 
  26 import java.util.LinkedList;
  27 
  28 import jdk.test.lib.jittester.ProductionFailedException;
  29 import jdk.test.lib.jittester.SymbolTable;
  30 import jdk.test.lib.jittester.Type;
  31 import jdk.test.lib.jittester.TypeList;
  32 import jdk.test.lib.jittester.VariableDeclaration;
  33 import jdk.test.lib.jittester.VariableInfo;
  34 import jdk.test.lib.jittester.types.TypeKlass;
  35 import jdk.test.lib.jittester.utils.PseudoRandom;
  36 
  37 class VariableDeclarationFactory extends Factory<VariableDeclaration> {
  38     private final boolean isStatic;
  39     private final boolean isLocal;
  40     private final TypeKlass ownerClass;
  41     private Type resultType;
  42 
  43     VariableDeclarationFactory(TypeKlass ownerClass, boolean isStatic, boolean isLocal, Type resultType) {
  44         this.ownerClass = ownerClass;
  45         this.isStatic = isStatic;
  46         this.isLocal = isLocal;
  47         this.resultType = resultType;
  48     }
  49 
  50     @Override
  51     public VariableDeclaration produce() throws ProductionFailedException {
  52         if (resultType.equals(TypeList.VOID)) {
  53             LinkedList<Type> types = new LinkedList<>(TypeList.getAll());
  54             PseudoRandom.shuffle(types);
  55             if (types.isEmpty()) {
  56                 throw new ProductionFailedException();
  57             }
  58             resultType = types.getFirst();
  59         }
  60         String resultName = "var_" + SymbolTable.getNextVariableNumber();
  61         int flags = VariableInfo.NONE;
  62         if (isStatic) {
  63             flags |= VariableInfo.STATIC;
  64         }
  65         if (isLocal) {
  66             flags |= VariableInfo.LOCAL;
  67         }
  68         VariableInfo varInfo = new VariableInfo(resultName, ownerClass, resultType, flags);
  69         SymbolTable.add(varInfo);
  70         return new VariableDeclaration(varInfo);
  71     }
  72 }