Merged changes from feature/scl to master.

[simantics/platform.git] / bundles / org.simantics.scl.compiler / src / org / simantics / scl / compiler / constants / singletons / IncreaseByOne.java

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/constants/singletons/IncreaseByOne.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/constants/singletons/IncreaseByOne.java
new file mode 100644 (file)
index 0000000..3d2878a
--- /dev/null
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/constants/singletons/IncreaseByOne.java
@@ -0,0 +1,31 @@
+package org.simantics.scl.compiler.constants.singletons;\r
+\r
+import org.objectweb.asm.Opcodes;\r
+import org.simantics.scl.compiler.constants.FunctionValue;\r
+import org.simantics.scl.compiler.internal.codegen.references.Val;\r
+import org.simantics.scl.compiler.internal.codegen.utils.MethodBuilder;\r
+import org.simantics.scl.compiler.types.TVar;\r
+import org.simantics.scl.compiler.types.Type;\r
+import org.simantics.scl.compiler.types.Types;\r
+\r
+public class IncreaseByOne extends FunctionValue {\r
+\r
+    public static final IncreaseByOne INSTANCE = new IncreaseByOne();\r
+    \r
+    private IncreaseByOne() {\r
+        super(TVar.EMPTY_ARRAY, Types.NO_EFFECTS, Types.INTEGER, Types.INTEGER);\r
+    }\r
+    \r
+    @Override\r
+    public Type applyExact(MethodBuilder mb, Val[] parameters) {\r
+        parameters[0].push(mb);\r
+        mb.loadConstant(1);\r
+        mb.math(Opcodes.IADD);\r
+        return Types.INTEGER;\r
+    }\r
+\r
+    @Override\r
+    public String toString() {\r
+        return "increaseByOne";\r
+    }\r
+}\r