intrinsics for array constructors (half way for array annotations)

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

@@ -1511,21 +1511,7 @@ public class ExpressionCodegen extends JetVisitor<StackValue, StackValue> {
             }
             else if(resolvedValueArgument instanceof VarargValueArgument) {
                 VarargValueArgument valueArgument = (VarargValueArgument) resolvedValueArgument;
-                JetType outType = valueParameterDescriptor.getType();
-
-                Type type = asmType(outType);
-                assert type.getSort() == Type.ARRAY;
-                Type elementType = correctElementType(type);
-                int size = valueArgument.getArguments().size();
-
-                v.iconst(valueArgument.getArguments().size());
-                v.newarray(elementType);
-                for(int i = 0; i != size; ++i) {
-                    v.dup();
-                    v.iconst(i);
-                    gen(valueArgument.getArguments().get(i).getArgumentExpression(), elementType);
-                    StackValue.arrayElement(elementType, false).store(v);
-                }
+                genVarargs(valueParameterDescriptor, valueArgument);
             }
             else {
                 throw new UnsupportedOperationException();
@@ -1535,6 +1521,24 @@ public class ExpressionCodegen extends JetVisitor<StackValue, StackValue> {
         return mask;
     }
 
+    public void genVarargs(ValueParameterDescriptor valueParameterDescriptor, VarargValueArgument valueArgument) {
+        JetType outType = valueParameterDescriptor.getType();
+
+        Type type = asmType(outType);
+        assert type.getSort() == Type.ARRAY;
+        Type elementType = correctElementType(type);
+        int size = valueArgument.getArguments().size();
+
+        v.iconst(valueArgument.getArguments().size());
+        v.newarray(elementType);
+        for(int i = 0; i != size; ++i) {
+            v.dup();
+            v.iconst(i);
+            gen(valueArgument.getArguments().get(i).getArgumentExpression(), elementType);
+            StackValue.arrayElement(elementType, false).store(v);
+        }
+    }
+
     public int pushMethodArguments(JetCallElement expression, List<Type> valueParameterTypes) {
         ResolvedCall<? extends CallableDescriptor> resolvedCall = bindingContext.get(BindingContext.RESOLVED_CALL, expression.getCalleeExpression());
         if(resolvedCall != null) {

compiler/backend/src/org/jetbrains/jet/codegen/intrinsics/IntrinsicMethods.java

@@ -85,6 +85,7 @@ public class IntrinsicMethods {
     public void init() {
         namedMethods.put("kotlin.javaClass.function", new JavaClassFunction());
         namedMethods.put("kotlin.javaClass.property", new JavaClassProperty());
+        namedMethods.put("kotlin.arrays.array", new JavaClassArray());
 
         List<String> primitiveCastMethods = OperatorConventions.NUMBER_CONVERSIONS.asList();
         for (String method : primitiveCastMethods) {

compiler/backend/src/org/jetbrains/jet/codegen/intrinsics/JavaClassArray.java

@@ -0,0 +1,57 @@
+/*
+ * Copyright 2010-2012 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.jetbrains.jet.codegen.intrinsics;
+
+import com.intellij.psi.PsiElement;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import org.jetbrains.jet.codegen.ExpressionCodegen;
+import org.jetbrains.jet.codegen.GenerationState;
+import org.jetbrains.jet.codegen.StackValue;
+import org.jetbrains.jet.lang.descriptors.CallableDescriptor;
+import org.jetbrains.jet.lang.descriptors.ValueParameterDescriptor;
+import org.jetbrains.jet.lang.psi.JetCallExpression;
+import org.jetbrains.jet.lang.psi.JetExpression;
+import org.jetbrains.jet.lang.resolve.BindingContext;
+import org.jetbrains.jet.lang.resolve.calls.ResolvedCall;
+import org.jetbrains.jet.lang.resolve.calls.ResolvedValueArgument;
+import org.jetbrains.jet.lang.resolve.calls.VarargValueArgument;
+import org.objectweb.asm.Type;
+import org.objectweb.asm.commons.InstructionAdapter;
+
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author alex.tkachman
+ */
+public class JavaClassArray implements IntrinsicMethod {
+    @Override
+    public StackValue generate(ExpressionCodegen codegen,
+                               InstructionAdapter v,
+                               Type expectedType,
+                               @Nullable PsiElement element,
+                               @Nullable List<JetExpression> arguments,
+                               StackValue receiver,
+                               @NotNull GenerationState state) {
+        ResolvedCall<? extends CallableDescriptor> call =
+            codegen.getBindingContext().get(BindingContext.RESOLVED_CALL, ((JetCallExpression)element).getCalleeExpression());
+        Map.Entry<ValueParameterDescriptor,ResolvedValueArgument> next = call.getValueArguments().entrySet().iterator().next();
+        codegen.genVarargs(next.getKey(), (VarargValueArgument)next.getValue());
+        return StackValue.onStack(expectedType);
+    }
+}

libraries/stdlib/src/kotlin/Arrays.kt

@@ -7,25 +7,27 @@ import java.nio.charset.Charset
 import java.util.List
 import java.util.ArrayList
 
+import jet.runtime.Intrinsic
+
 // Array "constructor"
-public inline fun <T> array(vararg t : T) : Array<T> = t
+[Intrinsic("kotlin.arrays.array")] public inline fun <T> array(vararg t : T) : Array<T> = t
 
 // "constructors" for primitive types array
-public inline fun doubleArray(vararg content : Double) : DoubleArray    = content
+[Intrinsic("kotlin.arrays.array")] public inline fun doubleArray(vararg content : Double) : DoubleArray    = content
 
-public inline fun floatArray(vararg content : Float) : FloatArray       = content
+[Intrinsic("kotlin.arrays.array")] public inline fun floatArray(vararg content : Float) : FloatArray       = content
 
-public inline fun longArray(vararg content : Long) : LongArray          = content
+[Intrinsic("kotlin.arrays.array")] public inline fun longArray(vararg content : Long) : LongArray          = content
 
-public inline fun intArray(vararg content : Int) : IntArray             = content
+[Intrinsic("kotlin.arrays.array")] public inline fun intArray(vararg content : Int) : IntArray             = content
 
-public inline fun charArray(vararg content : Char) : CharArray          = content
+[Intrinsic("kotlin.arrays.array")] public inline fun charArray(vararg content : Char) : CharArray          = content
 
-public inline fun shortArray(vararg content : Short) : ShortArray       = content
+[Intrinsic("kotlin.arrays.array")] public inline fun shortArray(vararg content : Short) : ShortArray       = content
 
-public inline fun byteArray(vararg content : Byte) : ByteArray          = content
+[Intrinsic("kotlin.arrays.array")] public inline fun byteArray(vararg content : Byte) : ByteArray          = content
 
-public inline fun booleanArray(vararg content : Boolean) : BooleanArray = content
+[Intrinsic("kotlin.arrays.array")] public inline fun booleanArray(vararg content : Boolean) : BooleanArray = content
 
 public inline fun   ByteArray.binarySearch(key: Byte) : Int   = Arrays.binarySearch(this, key)
 public inline fun  ShortArray.binarySearch(key: Short) : Int  = Arrays.binarySearch(this, key)