X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.scl.compiler%2Fsrc%2Forg%2Fsimantics%2Fscl%2Fcompiler%2Finternal%2Fcodegen%2Futils%2FMethodBuilder.java;h=52d19cc5474526386485205bc1cce5be35015af9;hb=9fafa930ec59d0001415f5cff3579456ec38ae65;hp=d740de293824b33e9241c6addd9bc66eebad46a6;hpb=969bd23cab98a79ca9101af33334000879fb60c5;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/codegen/utils/MethodBuilder.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/codegen/utils/MethodBuilder.java
index d740de293..52d19cc54 100644
--- a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/codegen/utils/MethodBuilder.java
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/codegen/utils/MethodBuilder.java
@@ -4,6 +4,7 @@ import org.cojen.classfile.TypeDesc;
 import org.objectweb.asm.Label;
 import org.objectweb.asm.MethodVisitor;
 import org.simantics.scl.compiler.common.exceptions.InternalCompilerError;
+import org.simantics.scl.compiler.constants.LocalVariableConstant;
 import org.simantics.scl.compiler.internal.codegen.continuations.Cont;
 import org.simantics.scl.compiler.internal.codegen.continuations.ContRef;
 import org.simantics.scl.compiler.internal.codegen.continuations.ReturnCont;
@@ -208,6 +209,9 @@ public class MethodBuilder extends MethodBuilderBase {
         storeLocal(lv);
     }
 
+    /**
+     * Generates the continuation code if it does not already exist.
+     */
     public void ensureExists(Cont continuation) {
         if(!generatedConts.contains(continuation))
             ((SSABlock)continuation).generateCode(this);
@@ -221,4 +225,19 @@ public class MethodBuilder extends MethodBuilderBase {
     public <T> void addPreparation(PreparationStep<T> step, T result) {
         preparationSteps.put(step, result);
     }
+
+    public LocalVariable cacheValue(IVal val, Type type) {
+        if(val instanceof BoundVar) {
+            BoundVar boundVar = (BoundVar)val;
+            if(!boundVar.generateOnFly)
+                return getLocalVariable(boundVar);
+        }
+        else if(val instanceof LocalVariableConstant) {
+            return ((LocalVariableConstant)val).var;
+        }
+        push(val, type);
+        LocalVariable temp = createLocalVariable(null, getJavaTypeTranslator().toTypeDesc(type));
+        storeLocal(temp);
+        return temp;
+    }
 }