Minor, add helper StackValue.constant(int)

compiler/backend/src/org/jetbrains/kotlin/codegen/ExpressionCodegen.java

@@ -2937,7 +2937,7 @@ public class ExpressionCodegen extends KtVisitor<StackValue, StackValue> impleme
                     v.dup();
                     StackValue rightSide = gen(arguments.get(i).getArgumentExpression());
                     StackValue
-                            .arrayElement(elementType, elementKotlinType, StackValue.onStack(type, outType), StackValue.constant(i, Type.INT_TYPE))
+                            .arrayElement(elementType, elementKotlinType, StackValue.onStack(type, outType), StackValue.constant(i))
                             .store(rightSide, v);
                 }
                 return Unit.INSTANCE;

compiler/backend/src/org/jetbrains/kotlin/codegen/PropertyCodegen.java

@@ -603,7 +603,7 @@ public class PropertyCodegen {
         StackValue.Field array = StackValue.field(
                 Type.getType("[" + K_PROPERTY_TYPE), owner, JvmAbi.DELEGATED_PROPERTIES_ARRAY_NAME, true, StackValue.none()
         );
-        return StackValue.arrayElement(K_PROPERTY_TYPE, null, array, StackValue.constant(index, Type.INT_TYPE));
+        return StackValue.arrayElement(K_PROPERTY_TYPE, null, array, StackValue.constant(index));
     }
 
     private static class DelegatedPropertyAccessorStrategy extends FunctionGenerationStrategy.CodegenBased {

compiler/backend/src/org/jetbrains/kotlin/codegen/StackValue.java

@@ -213,6 +213,11 @@ public abstract class StackValue {
         }
     }
 
+    @NotNull
+    public static StackValue constant(int value) {
+        return constant(value, Type.INT_TYPE);
+    }
+
     @NotNull
     public static StackValue constant(@Nullable Object value, @NotNull Type type) {
         return constant(value, type, null);

compiler/backend/src/org/jetbrains/kotlin/codegen/range/forLoop/ArrayWithIndexForLoopGenerator.kt

@@ -47,8 +47,7 @@ class ArrayWithIndexForLoopGenerator(
         v.arraylength()
         v.store(arrayLengthVar, Type.INT_TYPE)
 
-        StackValue.local(indexVar, indexType)
+        StackValue.local(indexVar, indexType).store(StackValue.constant(0), v)
-            .store(StackValue.constant(0, Type.INT_TYPE), v)
     }
 
     override fun checkPreCondition(loopExit: Label) {

compiler/backend/src/org/jetbrains/kotlin/codegen/range/forLoop/CharSequenceWithIndexForLoopGenerator.kt

@@ -44,8 +44,7 @@ class CharSequenceWithIndexForLoopGenerator(
         indexVar = indexLoopComponent?.parameterVar ?: createLoopTempVariable(Type.INT_TYPE)
         indexType = indexLoopComponent?.parameterType ?: Type.INT_TYPE
 
-        StackValue.local(indexVar, indexType)
+        StackValue.local(indexVar, indexType).store(StackValue.constant(0), v)
-            .store(StackValue.constant(0, Type.INT_TYPE), v)
     }
 
     private fun evalCharSeqLengthOnStack() {

compiler/backend/src/org/jetbrains/kotlin/codegen/range/forLoop/IteratorWithIndexForLoopGenerator.kt

@@ -34,8 +34,7 @@ class IteratorWithIndexForLoopGenerator(
         indexVar = indexLoopComponent?.parameterVar ?: createLoopTempVariable(Type.INT_TYPE)
         indexType = indexLoopComponent?.parameterType ?: Type.INT_TYPE
 
-        StackValue.local(indexVar, indexType)
+        StackValue.local(indexVar, indexType).store(StackValue.constant(0), v)
-            .store(StackValue.constant(0, Type.INT_TYPE), v)
 
         iteratorVar = createLoopTempVariable(asmTypeForIterator)
         codegen.generateCallReceiver(rangeCall).put(iteratorOwnerType, v)

compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/codegen/ExpressionCodegen.kt

@@ -507,7 +507,7 @@ class ExpressionCodegen(
             val elementKotlinType = classCodegen.context.builtIns.getArrayElementType(outType.toKotlinType()!!)
             for ((i, element) in expression.elements.withIndex()) {
                 mv.dup()
-                StackValue.constant(i, Type.INT_TYPE).put(Type.INT_TYPE, mv)
+                StackValue.constant(i).put(Type.INT_TYPE, mv)
                 val rightSide = gen(element, elementType, data)
                 StackValue
                     .arrayElement(