bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/codegen/utils/SCLContextPreparationStep.java

   1 package org.simantics.scl.compiler.internal.codegen.utils;
   2
   3 import org.simantics.scl.compiler.internal.codegen.utils.LocalVariable;
   4 import org.cojen.classfile.TypeDesc;
   5 import org.simantics.scl.runtime.SCLContext;
   6
   7 public enum SCLContextPreparationStep implements PreparationStep<LocalVariable> {
   8     INSTANCE;
   9
  10     public final static TypeDesc SCL_CONTEXT = TypeDesc.forClass(SCLContext.class);
  11
  12     public static LocalVariable getCurrent(MethodBuilder mb) {
  13         LocalVariable var = mb.getPreparation(INSTANCE);
  14         if(var == null) {
  15             var = mb.createLocalVariable("sclContext", SCL_CONTEXT);
  16             mb.invokeStatic(SCL_CONTEXT, "getCurrent", SCL_CONTEXT, Constants.EMPTY_TYPEDESC_ARRAY);
  17             mb.storeLocal(var);
  18             mb.addPreparation(INSTANCE, var);
  19         }
  20         return var;
  21     }
  22 }