Added assertion for super call with default arguments in function default impl body
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@@ -22,6 +22,7 @@ import com.intellij.util.ArrayUtil;
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import com.intellij.util.Function;
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import com.intellij.util.containers.ContainerUtil;
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import kotlin.jvm.functions.Function1;
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import kotlin.text.StringsKt;
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import org.jetbrains.annotations.NotNull;
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import org.jetbrains.annotations.Nullable;
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import org.jetbrains.kotlin.backend.common.bridges.Bridge;
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@@ -672,7 +673,7 @@ public class FunctionCodegen {
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}
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else {
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mv.visitCode();
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generateDefaultImplBody(owner, functionDescriptor, mv, loadStrategy, function, memberCodegen);
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generateDefaultImplBody(owner, functionDescriptor, mv, loadStrategy, function, memberCodegen, defaultMethod);
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endVisit(mv, "default method", getSourceFromDescriptor(functionDescriptor));
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}
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@@ -693,7 +694,8 @@ public class FunctionCodegen {
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@NotNull MethodVisitor mv,
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@NotNull DefaultParameterValueLoader loadStrategy,
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@Nullable KtNamedFunction function,
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@NotNull MemberCodegen<?> parentCodegen
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@NotNull MemberCodegen<?> parentCodegen,
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@NotNull Method defaultMethod
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) {
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GenerationState state = parentCodegen.state;
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JvmMethodSignature signature = state.getTypeMapper().mapSignature(functionDescriptor, methodContext.getContextKind());
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@@ -705,6 +707,9 @@ public class FunctionCodegen {
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CallGenerator generator = codegen.getOrCreateCallGeneratorForDefaultImplBody(functionDescriptor, function);
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InstructionAdapter iv = new InstructionAdapter(mv);
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genDefaultSuperCallCheckIfNeeded(iv, defaultMethod);
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loadExplicitArgumentsOnStack(OBJECT_TYPE, isStatic, signature, generator);
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List<JvmMethodParameterSignature> mappedParameters = signature.getValueParameters();
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@@ -714,8 +719,6 @@ public class FunctionCodegen {
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capturedArgumentsCount++;
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}
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InstructionAdapter iv = new InstructionAdapter(mv);
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int maskIndex = 0;
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List<ValueParameterDescriptor> valueParameters = functionDescriptor.getValueParameters();
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for (int index = 0; index < valueParameters.size(); index++) {
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@@ -748,6 +751,22 @@ public class FunctionCodegen {
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iv.areturn(signature.getReturnType());
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}
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private static void genDefaultSuperCallCheckIfNeeded(@NotNull InstructionAdapter iv, @NotNull Method defaultMethod) {
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String defaultMethodName = defaultMethod.getName();
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if ("<init>".equals(defaultMethodName)) {
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return;
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}
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Label end = new Label();
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int handleIndex = (Type.getArgumentsAndReturnSizes(defaultMethod.getDescriptor()) >> 2) - 2; /*-1 for this, and -1 for handle*/
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iv.load(handleIndex, OBJECT_TYPE);
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iv.ifnull(end);
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AsmUtil.genThrow(iv,
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"java/lang/UnsupportedOperationException",
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"Super calls with default arguments not supported in this target, function: " +
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StringsKt.substringBeforeLast(defaultMethodName, JvmAbi.DEFAULT_PARAMS_IMPL_SUFFIX, defaultMethodName));
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iv.visitLabel(end);
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}
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private void generateOldDefaultForFun(
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Method newDefaultMethod,
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JvmDeclarationOrigin origin,
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@@ -247,7 +247,7 @@ public class InlineCodegen extends CallGenerator {
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implementationOwner.getInternalName());
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FunctionCodegen.generateDefaultImplBody(
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methodContext, functionDescriptor, maxCalcAdapter, DefaultParameterValueLoader.DEFAULT,
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inliningFunction, parentCodegen
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inliningFunction, parentCodegen, asmMethod
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);
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smap = createSMAPWithDefaultMapping(inliningFunction, parentCodegen.getOrCreateSourceMapper().getResultMappings());
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}
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@@ -0,0 +1,26 @@
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fun def(i: Int = 0): Int {
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return i;
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}
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fun box():String {
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val clazz = Class.forName("SuperCallCheckKt")
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val method = clazz.getMethod("def\$default", Int::class.java, Int::class.java, Any::class.java)
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val result = method.invoke(null, -1, 1, null)
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if (result != 0) return "fail 1: $result"
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var failed = false
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try {
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method.invoke(null, -1, 1, "fail")
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} catch(e: Exception) {
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val cause = e.cause
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if (cause is java.lang.UnsupportedOperationException &&
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cause.message!!.startsWith("Super calls")) {
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failed = true
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}
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}
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return if (!failed) "fail" else "OK"
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}
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+2
-2
@@ -8,6 +8,6 @@ class A {
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return "OK"
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}
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}
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// Test argument reordering when call site argument order differs from declaration one
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// 18 LOAD
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// Test argument reordering when call site argument order differs from declaration one: 18 + 1 for super call check
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// 19 LOAD
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// 5 STORE
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+2
-2
@@ -7,6 +7,6 @@ class A {
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return "OK"
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}
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}
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// Test there is no argument reordering when call site argument order same as declaration one
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// 15 LOAD
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// Test there is no argument reordering when call site argument order same as declaration one: 15 + 1 for super call check
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// 16 LOAD
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// 2 STORE
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@@ -0,0 +1,3 @@
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class A (i: Int = 0)
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// 0 ATHROW
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@@ -233,6 +233,12 @@ public class BytecodeTextTestGenerated extends AbstractBytecodeTextTest {
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doTest(fileName);
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}
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@TestMetadata("noSuperCheckInDefaultConstuctor.kt")
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public void testNoSuperCheckInDefaultConstuctor() throws Exception {
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String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/bytecodeText/noSuperCheckInDefaultConstuctor.kt");
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doTest(fileName);
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}
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@TestMetadata("noWrapperForMethodReturningPrimitive.kt")
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public void testNoWrapperForMethodReturningPrimitive() throws Exception {
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String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/bytecodeText/noWrapperForMethodReturningPrimitive.kt");
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+6
@@ -1450,6 +1450,12 @@ public class BlackBoxWithStdlibCodegenTestGenerated extends AbstractBlackBoxCode
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doTestWithStdlib(fileName);
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}
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@TestMetadata("superCallCheck.kt")
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public void testSuperCallCheck() throws Exception {
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String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/boxWithStdlib/defaultArguments/superCallCheck.kt");
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doTestWithStdlib(fileName);
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}
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@TestMetadata("compiler/testData/codegen/boxWithStdlib/defaultArguments/constructor")
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@TestDataPath("$PROJECT_ROOT")
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@RunWith(JUnit3RunnerWithInners.class)
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