\r
import org.cojen.classfile.TypeDesc;\r
import org.objectweb.asm.Label;\r
+import org.simantics.scl.compiler.constants.ComparisonFunction;\r
import org.simantics.scl.compiler.constants.FunctionValue;\r
+import org.simantics.scl.compiler.internal.codegen.continuations.Cont;\r
import org.simantics.scl.compiler.internal.codegen.references.Val;\r
import org.simantics.scl.compiler.internal.codegen.utils.Constants;\r
import org.simantics.scl.compiler.internal.codegen.utils.MethodBuilder;\r
import org.simantics.scl.compiler.types.Types;\r
import org.simantics.scl.compiler.types.kinds.Kinds;\r
\r
-public class EqualsFunction extends FunctionValue {\r
+public class EqualsFunction extends FunctionValue implements ComparisonFunction {\r
private static final TVar A = Types.var(Kinds.STAR);\r
public static final EqualsFunction INSTANCE = new EqualsFunction();\r
\r
mb.invokeStatic("java/util/Objects", "equals", TypeDesc.BOOLEAN, Constants.OBJECTS[2]);\r
return Types.BOOLEAN;\r
}\r
+ \r
+ @Override\r
+ public String toString() {\r
+ return "==";\r
+ }\r
+\r
+ @Override\r
+ public void generateCondition(MethodBuilder mb, Val[] parameters, Cont then_, Cont else_) {\r
+ parameters[0].push(mb);\r
+ parameters[1].push(mb);\r
+ TypeDesc parameterType = mb.getJavaTypeTranslator().getTypeDesc(parameters[0]);\r
+ if(parameterType.isPrimitive()) {\r
+ if(parameterType.equals(TypeDesc.VOID)) {\r
+ mb.jump(then_);\r
+ }\r
+ else {\r
+ mb.ifComparisonBranch(mb.getLabel(then_), "==", parameterType);\r
+ mb.jump(else_);\r
+ mb.ensureExists(then_);\r
+ }\r
+ }\r
+ else {\r
+ mb.invokeStatic("java/util/Objects", "equals", TypeDesc.BOOLEAN, Constants.OBJECTS[2]);\r
+ mb.ifZeroComparisonBranch(mb.getLabel(else_), "==");\r
+ mb.jump(then_);\r
+ mb.ensureExists(else_);\r
+ }\r
+ }\r
}\r