--- /dev/null
+package org.simantics.scl.compiler.constants;
+
+import org.cojen.classfile.TypeDesc;
+import org.objectweb.asm.Label;
+import org.simantics.scl.compiler.internal.codegen.continuations.Cont;
+import org.simantics.scl.compiler.internal.codegen.references.IVal;
+import org.simantics.scl.compiler.internal.codegen.utils.MethodBuilder;
+import org.simantics.scl.compiler.internal.codegen.utils.TransientClassBuilder;
+import org.simantics.scl.compiler.types.Types;
+
+public class DoubleConstant extends Constant {
+ double value;
+
+ public DoubleConstant(double value) {
+ super(Types.DOUBLE);
+ this.value = value;
+ }
+
+ @Override
+ public void push(MethodBuilder mb) {
+ mb.loadConstant(value);
+ }
+
+ @Override
+ public String toString() {
+ return String.valueOf(value);
+ }
+
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+ int result = 1;
+ long temp;
+ temp = Double.doubleToLongBits(value);
+ result = prime * result + (int) (temp ^ (temp >>> 32));
+ return result;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj)
+ return true;
+ if (obj == null)
+ return false;
+ if (getClass() != obj.getClass())
+ return false;
+ DoubleConstant other = (DoubleConstant) obj;
+ if (Double.doubleToLongBits(value) != Double
+ .doubleToLongBits(other.value))
+ return false;
+ return true;
+ }
+
+ @Override
+ public void deconstruct(MethodBuilder mb, IVal parameter, Cont success,
+ Label failure) {
+ mb.push(parameter, Types.DOUBLE);
+ mb.loadConstant(value);
+ mb.ifComparisonBranch(failure, "!=", TypeDesc.DOUBLE);
+ mb.jump(success);
+ }
+
+ @Override
+ public int constructorTag() {
+ return 0;
+ }
+
+ @Override
+ public Object realizeValue(TransientClassBuilder classBuilder) {
+ return value;
+ }
+}