[JVM_IR] Refactor and add bytecode text tests for compose-like code.

Tests that the default argument mask is not in the local variable
table.

compiler/testData/codegen/composeLikeBytecodeText/default.kt

@@ -2,3 +2,7 @@ fun foo(s: String = "O") = s
 
 fun box() = foo() + foo("K")
 
+// For Compose special default arugment handling, we still do not want
+// the default argument mask in the local variable table.
+
+// 0 \$default
\ No newline at end of file

compiler/testData/codegen/composeLikeBytecodeText/defaultInline.kt

 inline fun foo(s: String = "O") = s
 
 fun box() = foo() + foo("K")
+
+// For Compose special default arugment handling, we still do not want
+// the default argument mask in the local variable table.
+
+// 0 \$default
\ No newline at end of file

compiler/testData/codegen/composeLikeBytecodeText/defaultLocal.kt

@@ -2,3 +2,8 @@ fun box(): String {
     fun foo(s: String = "O") = s
     return foo() + foo("K")
 }
+
+// For Compose special default arugment handling, we still do not want
+// the default argument mask in the local variable table.
+
+// 0 \$default
\ No newline at end of file

compiler/tests-common/tests/org/jetbrains/kotlin/codegen/CodegenTestCase.java

@@ -110,6 +110,8 @@ public abstract class CodegenTestCase extends KotlinBaseTest<KotlinBaseTest.Test
         myEnvironment = KotlinCoreEnvironment.createForTests(
                 getTestRootDisposable(), configuration, EnvironmentConfigFiles.JVM_CONFIG_FILES
         );
+
+        setupEnvironment(myEnvironment);
     }
 
     @Override

compiler/tests-common/tests/org/jetbrains/kotlin/codegen/ir/AbstractComposeLikeIrBlackBoxCodegenTest.kt

@@ -5,35 +5,8 @@
 
 package org.jetbrains.kotlin.codegen.ir
 
-import com.intellij.mock.MockProject
-import com.intellij.openapi.project.Project
-import org.jetbrains.kotlin.backend.common.extensions.IrGenerationExtension
-import org.jetbrains.kotlin.backend.common.extensions.IrPluginContext
 import org.jetbrains.kotlin.cli.jvm.compiler.KotlinCoreEnvironment
 import org.jetbrains.kotlin.codegen.AbstractBlackBoxCodegenTest
-import org.jetbrains.kotlin.compiler.plugin.ComponentRegistrar
-import org.jetbrains.kotlin.config.CompilerConfiguration
-import org.jetbrains.kotlin.ir.IrStatement
-import org.jetbrains.kotlin.ir.UNDEFINED_OFFSET
-import org.jetbrains.kotlin.ir.builders.declarations.addValueParameter
-import org.jetbrains.kotlin.ir.declarations.*
-import org.jetbrains.kotlin.ir.declarations.impl.IrValueParameterImpl
-import org.jetbrains.kotlin.ir.descriptors.WrappedValueParameterDescriptor
-import org.jetbrains.kotlin.ir.expressions.*
-import org.jetbrains.kotlin.ir.expressions.impl.*
-import org.jetbrains.kotlin.ir.symbols.IrFunctionSymbol
-import org.jetbrains.kotlin.ir.symbols.IrSimpleFunctionSymbol
-import org.jetbrains.kotlin.ir.symbols.IrValueSymbol
-import org.jetbrains.kotlin.ir.symbols.impl.IrValueParameterSymbolImpl
-import org.jetbrains.kotlin.ir.types.IrType
-import org.jetbrains.kotlin.ir.types.isPrimitiveType
-import org.jetbrains.kotlin.ir.types.makeNullable
-import org.jetbrains.kotlin.ir.util.hasDefaultValue
-import org.jetbrains.kotlin.ir.util.isInlined
-import org.jetbrains.kotlin.ir.util.statements
-import org.jetbrains.kotlin.ir.visitors.IrElementTransformerVoid
-import org.jetbrains.kotlin.ir.visitors.transformChildrenVoid
-import org.jetbrains.kotlin.name.Name
 import org.jetbrains.kotlin.test.TargetBackend
 
 abstract class AbstractComposeLikeIrBlackBoxCodegenTest : AbstractBlackBoxCodegenTest() {
@@ -43,294 +16,4 @@ abstract class AbstractComposeLikeIrBlackBoxCodegenTest : AbstractBlackBoxCodege
         ComposeLikeExtensionRegistrar.registerComponents(environment.project)
         super.setupEnvironment(environment)
     }
-
-}
-
-class ComposeLikeExtensionRegistrar : ComponentRegistrar {
-    companion object {
-        fun registerComponents(project: Project) {
-            IrGenerationExtension.registerExtension(project, ComposeLikeGenerationExtension())
-        }
-    }
-
-    override fun registerProjectComponents(project: MockProject, configuration: CompilerConfiguration) {
-        registerComponents(project)
-    }
-}
-
-class ComposeLikeGenerationExtension : IrGenerationExtension {
-    private val rewrittenFunctions = mutableSetOf<IrFunction>()
-
-    override fun generate(moduleFragment: IrModuleFragment, pluginContext: IrPluginContext) {
-        moduleFragment.transformChildrenVoid(ComposeLikeDefaultArgumentRewriter(pluginContext, rewrittenFunctions))
-        moduleFragment.transformChildrenVoid(ComposeLikeDefaultMethodCallRewriter(pluginContext, rewrittenFunctions))
-    }
-}
-
-class ComposeLikeDefaultMethodCallRewriter(private val context: IrPluginContext, private val rewrittenFunctions: Set<IrFunction>) :
-    IrElementTransformerVoid() {
-    override fun visitCall(expression: IrCall): IrExpression {
-        val function = expression.symbol.owner
-        return if (rewrittenFunctions.contains(function)) {
-            IrCallImpl(
-                expression.startOffset,
-                expression.endOffset,
-                expression.type,
-                expression.symbol,
-                function.typeParameters.size,
-                function.valueParameters.size,
-                expression.origin,
-                expression.superQualifierSymbol
-            ).also {
-                it.dispatchReceiver = expression.dispatchReceiver?.transform(this, null)
-                it.extensionReceiver = expression.extensionReceiver?.transform(this, null)
-                var bitmap = 0
-                for (i in function.valueParameters.indices) {
-                    if (i < expression.valueArgumentsCount) {
-                        if (expression.getValueArgument(i) != null) {
-                            it.putValueArgument(i, expression.getValueArgument(i))
-                        } else {
-                            bitmap = bitmap or (1.shl(i))
-                            it.putValueArgument(
-                                i,
-                                IrConstImpl.defaultValueForType(
-                                    UNDEFINED_OFFSET,
-                                    UNDEFINED_OFFSET,
-                                    function.valueParameters[i].type
-                                ).let { defaultValue ->
-                                    IrCompositeImpl(
-                                        defaultValue.startOffset,
-                                        defaultValue.endOffset,
-                                        defaultValue.type,
-                                        IrStatementOrigin.DEFAULT_VALUE,
-                                        listOf(defaultValue)
-                                    )
-                                }
-                            )
-                        }
-                    }
-                }
-                it.putValueArgument(
-                    function.valueParameters.size - 1,
-                    IrConstImpl.int(UNDEFINED_OFFSET, UNDEFINED_OFFSET, context.irBuiltIns.intType, bitmap)
-                )
-            }
-        } else {
-            super.visitCall(expression)
-        }
-    }
-}
-
-class ComposeLikeDefaultArgumentRewriter(
-    private val context: IrPluginContext,
-    private val rewrittenFunctions: MutableSet<IrFunction>
-) : IrElementTransformerVoid() {
-    private val parameterMapping = mutableMapOf<IrValueParameter, IrValueParameter>()
-
-    override fun visitGetValue(expression: IrGetValue): IrExpression {
-        parameterMapping[expression.symbol.owner]?.let {
-            return IrGetValueImpl(
-                expression.startOffset,
-                expression.endOffset,
-                expression.type,
-                it.symbol,
-                expression.origin
-            )
-        } ?: return super.visitGetValue(expression)
-    }
-
-    override fun visitFunction(declaration: IrFunction): IrStatement {
-        val hasDefaultArguments = declaration.valueParameters.any { it.defaultValue != null }
-        if (!hasDefaultArguments) return super.visitFunction(declaration)
-        rewrittenFunctions.add(declaration)
-        val newParameters = mutableListOf<IrValueParameter>()
-        declaration.valueParameters.forEach { param ->
-            newParameters.add(
-                if (param.defaultValue != null) {
-                    val result = IrValueParameterImpl(
-                        param.startOffset,
-                        param.endOffset,
-                        param.origin,
-                        IrValueParameterSymbolImpl(WrappedValueParameterDescriptor()),
-                        param.name,
-                        index = param.index,
-                        type = defaultParameterType(param),
-                        varargElementType = param.varargElementType,
-                        isCrossinline = param.isCrossinline,
-                        isNoinline = param.isNoinline,
-                        isAssignable = param.defaultValue != null
-                    ).also {
-                        it.defaultValue = param.defaultValue
-                        it.parent = declaration
-                    }
-                    parameterMapping[param] = result
-                    result
-                } else param
-            )
-        }
-        declaration.valueParameters = newParameters
-        val defaultParam = declaration.addValueParameter(
-            "\$default",
-            context.irBuiltIns.intType,
-            IrDeclarationOrigin.MASK_FOR_DEFAULT_FUNCTION
-        )
-        declaration.transformChildrenVoid()
-        val body = declaration.body!!
-        val defaultSelection = mutableListOf<IrStatement>()
-        declaration.valueParameters.forEach {
-            if (it.hasDefaultValue()) {
-                val index = defaultSelection.size
-                defaultSelection.add(
-                    irIf(
-                        condition = irGetBit(defaultParam, index),
-                        body = irSet(it, it.defaultValue!!.expression)
-                    )
-                )
-                it.defaultValue = null
-            }
-        }
-
-        declaration.body = IrBlockBodyImpl(
-            body.startOffset,
-            body.endOffset,
-            listOf(
-                *defaultSelection.toTypedArray(),
-                *body.statements.toTypedArray()
-            ),
-        )
-        return declaration
-    }
-
-    private fun defaultParameterType(param: IrValueParameter): IrType {
-        val type = param.type
-        return when {
-            type.isPrimitiveType() -> type
-            type.isInlined() -> type
-            else -> type.makeNullable()
-        }
-    }
-
-    private fun irIf(condition: IrExpression, body: IrExpression): IrExpression {
-        return IrIfThenElseImpl(
-            UNDEFINED_OFFSET,
-            UNDEFINED_OFFSET,
-            context.irBuiltIns.unitType,
-            origin = IrStatementOrigin.IF
-        ).also {
-            it.branches.add(
-                IrBranchImpl(condition, body)
-            )
-        }
-    }
-
-    private fun irSet(variable: IrValueDeclaration, value: IrExpression): IrExpression {
-        return IrSetValueImpl(
-            UNDEFINED_OFFSET,
-            UNDEFINED_OFFSET,
-            context.irBuiltIns.unitType,
-            variable.symbol,
-            value = value,
-            origin = null
-        )
-    }
-
-    private fun irNotEqual(lhs: IrExpression, rhs: IrExpression): IrExpression {
-        return irNot(irEqual(lhs, rhs))
-    }
-
-    private fun irGetBit(param: IrValueParameter, index: Int): IrExpression {
-        // value and (1 shl index) != 0
-        return irNotEqual(
-            irAnd(
-                // a value of 1 in default means it was NOT provided
-                irGet(param),
-                irConst(0b1 shl index)
-            ),
-            irConst(0)
-        )
-    }
-
-    private fun irConst(value: Int): IrConst<Int> = IrConstImpl(
-        UNDEFINED_OFFSET,
-        UNDEFINED_OFFSET,
-        context.irBuiltIns.intType,
-        IrConstKind.Int,
-        value
-    )
-
-    private fun irConst(value: Boolean) = IrConstImpl(
-        UNDEFINED_OFFSET,
-        UNDEFINED_OFFSET,
-        context.irBuiltIns.booleanType,
-        IrConstKind.Boolean,
-        value
-    )
-
-    private fun irGet(type: IrType, symbol: IrValueSymbol): IrExpression {
-        return IrGetValueImpl(
-            UNDEFINED_OFFSET,
-            UNDEFINED_OFFSET,
-            type,
-            symbol
-        )
-    }
-
-    private fun irGet(variable: IrValueDeclaration): IrExpression {
-        return irGet(variable.type, variable.symbol)
-    }
-
-    private fun IrType.binaryOperator(name: Name, paramType: IrType): IrFunctionSymbol =
-        context.symbols.getBinaryOperator(name, this, paramType)
-
-    private fun irAnd(lhs: IrExpression, rhs: IrExpression): IrCallImpl {
-        return irCall(
-            lhs.type.binaryOperator(Name.identifier("and"), rhs.type),
-            null,
-            lhs,
-            null,
-            rhs
-        )
-    }
-
-    private fun irCall(
-        symbol: IrFunctionSymbol,
-        origin: IrStatementOrigin? = null,
-        dispatchReceiver: IrExpression? = null,
-        extensionReceiver: IrExpression? = null,
-        vararg args: IrExpression
-    ): IrCallImpl {
-        return IrCallImpl(
-            UNDEFINED_OFFSET,
-            UNDEFINED_OFFSET,
-            symbol.owner.returnType,
-            symbol as IrSimpleFunctionSymbol,
-            symbol.owner.typeParameters.size,
-            symbol.owner.valueParameters.size,
-            origin
-        ).also {
-            if (dispatchReceiver != null) it.dispatchReceiver = dispatchReceiver
-            if (extensionReceiver != null) it.extensionReceiver = extensionReceiver
-            args.forEachIndexed { index, arg ->
-                it.putValueArgument(index, arg)
-            }
-        }
-    }
-
-    private fun irNot(value: IrExpression): IrExpression {
-        return irCall(
-            context.irBuiltIns.booleanNotSymbol,
-            dispatchReceiver = value
-        )
-    }
-
-    private fun irEqual(lhs: IrExpression, rhs: IrExpression): IrExpression {
-        return irCall(
-            context.irBuiltIns.eqeqeqSymbol,
-            null,
-            null,
-            null,
-            lhs,
-            rhs
-        )
-    }
 }

compiler/tests-common/tests/org/jetbrains/kotlin/codegen/ir/AbstractComposeLikeIrBytecodeTextTest.kt

@@ -5,9 +5,15 @@
 
 package org.jetbrains.kotlin.codegen.ir
 
+import org.jetbrains.kotlin.cli.jvm.compiler.KotlinCoreEnvironment
 import org.jetbrains.kotlin.codegen.AbstractBytecodeTextTest
 import org.jetbrains.kotlin.test.TargetBackend
 
 abstract class AbstractComposeLikeIrBytecodeTextTest : AbstractBytecodeTextTest() {
     override val backend = TargetBackend.JVM_IR
+
+    override fun setupEnvironment(environment: KotlinCoreEnvironment) {
+        ComposeLikeExtensionRegistrar.registerComponents(environment.project)
+        super.setupEnvironment(environment)
+    }
 }

compiler/tests-common/tests/org/jetbrains/kotlin/codegen/ir/ComposeLikeGenerationExtension.kt

 /*
  * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
  * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ *
+ *
+ * Copyright 2019 The Android Open Source Project
+ *
+ * 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.kotlin.codegen.ir
 
+import com.intellij.mock.MockProject
+import com.intellij.openapi.project.Project
+import org.jetbrains.kotlin.backend.common.extensions.IrGenerationExtension
+import org.jetbrains.kotlin.backend.common.extensions.IrPluginContext
+import org.jetbrains.kotlin.compiler.plugin.ComponentRegistrar
+import org.jetbrains.kotlin.config.CompilerConfiguration
+import org.jetbrains.kotlin.ir.IrStatement
+import org.jetbrains.kotlin.ir.UNDEFINED_OFFSET
+import org.jetbrains.kotlin.ir.builders.declarations.addValueParameter
+import org.jetbrains.kotlin.ir.declarations.*
+import org.jetbrains.kotlin.ir.declarations.impl.IrValueParameterImpl
+import org.jetbrains.kotlin.ir.descriptors.WrappedValueParameterDescriptor
+import org.jetbrains.kotlin.ir.expressions.*
+import org.jetbrains.kotlin.ir.expressions.impl.*
+import org.jetbrains.kotlin.ir.symbols.IrFunctionSymbol
+import org.jetbrains.kotlin.ir.symbols.IrSimpleFunctionSymbol
+import org.jetbrains.kotlin.ir.symbols.IrValueSymbol
+import org.jetbrains.kotlin.ir.symbols.impl.IrValueParameterSymbolImpl
+import org.jetbrains.kotlin.ir.types.IrType
+import org.jetbrains.kotlin.ir.types.isPrimitiveType
+import org.jetbrains.kotlin.ir.types.makeNullable
+import org.jetbrains.kotlin.ir.util.hasDefaultValue
+import org.jetbrains.kotlin.ir.util.isInlined
+import org.jetbrains.kotlin.ir.util.statements
+import org.jetbrains.kotlin.ir.visitors.IrElementTransformerVoid
+import org.jetbrains.kotlin.ir.visitors.transformChildrenVoid
+import org.jetbrains.kotlin.name.Name
+
+class ComposeLikeExtensionRegistrar : ComponentRegistrar {
+    companion object {
+        fun registerComponents(project: Project) {
+            IrGenerationExtension.registerExtension(project, ComposeLikeGenerationExtension())
+        }
+    }
+
+    override fun registerProjectComponents(project: MockProject, configuration: CompilerConfiguration) {
+        registerComponents(project)
+    }
+}
+
+class ComposeLikeGenerationExtension : IrGenerationExtension {
+    private val rewrittenFunctions = mutableSetOf<IrFunction>()
+
+    override fun generate(moduleFragment: IrModuleFragment, pluginContext: IrPluginContext) {
+        moduleFragment.transformChildrenVoid(ComposeLikeDefaultArgumentRewriter(pluginContext, rewrittenFunctions))
+        moduleFragment.transformChildrenVoid(ComposeLikeDefaultMethodCallRewriter(pluginContext, rewrittenFunctions))
+    }
+}
+
+class ComposeLikeDefaultMethodCallRewriter(private val context: IrPluginContext, private val rewrittenFunctions: Set<IrFunction>) :
+    IrElementTransformerVoid() {
+    override fun visitCall(expression: IrCall): IrExpression {
+        val function = expression.symbol.owner
+        return if (rewrittenFunctions.contains(function)) {
+            IrCallImpl(
+                expression.startOffset,
+                expression.endOffset,
+                expression.type,
+                expression.symbol,
+                function.typeParameters.size,
+                function.valueParameters.size,
+                expression.origin,
+                expression.superQualifierSymbol
+            ).also {
+                it.dispatchReceiver = expression.dispatchReceiver?.transform(this, null)
+                it.extensionReceiver = expression.extensionReceiver?.transform(this, null)
+                var bitmap = 0
+                for (i in function.valueParameters.indices) {
+                    if (i < expression.valueArgumentsCount) {
+                        if (expression.getValueArgument(i) != null) {
+                            it.putValueArgument(i, expression.getValueArgument(i))
+                        } else {
+                            bitmap = bitmap or (1.shl(i))
+                            it.putValueArgument(
+                                i,
+                                IrConstImpl.defaultValueForType(
+                                    UNDEFINED_OFFSET,
+                                    UNDEFINED_OFFSET,
+                                    function.valueParameters[i].type
+                                ).let { defaultValue ->
+                                    IrCompositeImpl(
+                                        defaultValue.startOffset,
+                                        defaultValue.endOffset,
+                                        defaultValue.type,
+                                        IrStatementOrigin.DEFAULT_VALUE,
+                                        listOf(defaultValue)
+                                    )
+                                }
+                            )
+                        }
+                    }
+                }
+                it.putValueArgument(
+                    function.valueParameters.size - 1,
+                    IrConstImpl.int(UNDEFINED_OFFSET, UNDEFINED_OFFSET, context.irBuiltIns.intType, bitmap)
+                )
+            }
+        } else {
+            super.visitCall(expression)
+        }
+    }
+}
+
+class ComposeLikeDefaultArgumentRewriter(
+    private val context: IrPluginContext,
+    private val rewrittenFunctions: MutableSet<IrFunction>
+) : IrElementTransformerVoid() {
+    private val parameterMapping = mutableMapOf<IrValueParameter, IrValueParameter>()
+
+    override fun visitGetValue(expression: IrGetValue): IrExpression {
+        parameterMapping[expression.symbol.owner]?.let {
+            return IrGetValueImpl(
+                expression.startOffset,
+                expression.endOffset,
+                expression.type,
+                it.symbol,
+                expression.origin
+            )
+        } ?: return super.visitGetValue(expression)
+    }
+
+    override fun visitFunction(declaration: IrFunction): IrStatement {
+        val hasDefaultArguments = declaration.valueParameters.any { it.defaultValue != null }
+        if (!hasDefaultArguments) return super.visitFunction(declaration)
+        rewrittenFunctions.add(declaration)
+        val newParameters = mutableListOf<IrValueParameter>()
+        declaration.valueParameters.forEach { param ->
+            newParameters.add(
+                if (param.defaultValue != null) {
+                    val descriptor = WrappedValueParameterDescriptor()
+                    val result = IrValueParameterImpl(
+                        param.startOffset,
+                        param.endOffset,
+                        param.origin,
+                        IrValueParameterSymbolImpl(descriptor),
+                        param.name,
+                        index = param.index,
+                        type = defaultParameterType(param),
+                        varargElementType = param.varargElementType,
+                        isCrossinline = param.isCrossinline,
+                        isNoinline = param.isNoinline,
+                        isHidden = false,
+                        isAssignable = param.defaultValue != null
+                    ).also {
+                        it.defaultValue = param.defaultValue
+                        it.parent = declaration
+                    }
+                    descriptor.bind(result)
+                    parameterMapping[param] = result
+                    result
+                } else param
+            )
+        }
+        declaration.valueParameters = newParameters
+        val defaultParam = declaration.addValueParameter(
+            "\$default",
+            context.irBuiltIns.intType,
+            IrDeclarationOrigin.MASK_FOR_DEFAULT_FUNCTION
+        )
+        declaration.transformChildrenVoid()
+        val body = declaration.body!!
+        val defaultSelection = mutableListOf<IrStatement>()
+        declaration.valueParameters.forEach {
+            if (it.hasDefaultValue()) {
+                val index = defaultSelection.size
+                defaultSelection.add(
+                    irIf(
+                        condition = irGetBit(defaultParam, index),
+                        body = irSet(it, it.defaultValue!!.expression)
+                    )
+                )
+                it.defaultValue = null
+            }
+        }
+
+        declaration.body = IrBlockBodyImpl(
+            body.startOffset,
+            body.endOffset,
+            listOf(
+                *defaultSelection.toTypedArray(),
+                *body.statements.toTypedArray()
+            ),
+        )
+        return declaration
+    }
+
+    private fun defaultParameterType(param: IrValueParameter): IrType {
+        val type = param.type
+        return when {
+            type.isPrimitiveType() -> type
+            type.isInlined() -> type
+            else -> type.makeNullable()
+        }
+    }
+
+    private fun irIf(condition: IrExpression, body: IrExpression): IrExpression {
+        return IrIfThenElseImpl(
+            UNDEFINED_OFFSET,
+            UNDEFINED_OFFSET,
+            context.irBuiltIns.unitType,
+            origin = IrStatementOrigin.IF
+        ).also {
+            it.branches.add(
+                IrBranchImpl(condition, body)
+            )
+        }
+    }
+
+    private fun irSet(variable: IrValueDeclaration, value: IrExpression): IrExpression {
+        return IrSetValueImpl(
+            UNDEFINED_OFFSET,
+            UNDEFINED_OFFSET,
+            context.irBuiltIns.unitType,
+            variable.symbol,
+            value = value,
+            origin = null
+        )
+    }
+
+    private fun irNotEqual(lhs: IrExpression, rhs: IrExpression): IrExpression {
+        return irNot(irEqual(lhs, rhs))
+    }
+
+    private fun irGetBit(param: IrValueParameter, index: Int): IrExpression {
+        // value and (1 shl index) != 0
+        return irNotEqual(
+            irAnd(
+                // a value of 1 in default means it was NOT provided
+                irGet(param),
+                irConst(0b1 shl index)
+            ),
+            irConst(0)
+        )
+    }
+
+    private fun irConst(value: Int): IrConst<Int> = IrConstImpl(
+        UNDEFINED_OFFSET,
+        UNDEFINED_OFFSET,
+        context.irBuiltIns.intType,
+        IrConstKind.Int,
+        value
+    )
+
+    private fun irGet(type: IrType, symbol: IrValueSymbol): IrExpression {
+        return IrGetValueImpl(
+            UNDEFINED_OFFSET,
+            UNDEFINED_OFFSET,
+            type,
+            symbol
+        )
+    }
+
+    private fun irGet(variable: IrValueDeclaration): IrExpression {
+        return irGet(variable.type, variable.symbol)
+    }
+
+    private fun IrType.binaryOperator(name: Name, paramType: IrType): IrFunctionSymbol =
+        context.symbols.getBinaryOperator(name, this, paramType)
+
+    private fun irAnd(lhs: IrExpression, rhs: IrExpression): IrCallImpl {
+        return irCall(
+            lhs.type.binaryOperator(Name.identifier("and"), rhs.type),
+            null,
+            lhs,
+            null,
+            rhs
+        )
+    }
+
+    private fun irCall(
+        symbol: IrFunctionSymbol,
+        origin: IrStatementOrigin? = null,
+        dispatchReceiver: IrExpression? = null,
+        extensionReceiver: IrExpression? = null,
+        vararg args: IrExpression
+    ): IrCallImpl {
+        return IrCallImpl(
+            UNDEFINED_OFFSET,
+            UNDEFINED_OFFSET,
+            symbol.owner.returnType,
+            symbol as IrSimpleFunctionSymbol,
+            symbol.owner.typeParameters.size,
+            symbol.owner.valueParameters.size,
+            origin
+        ).also {
+            if (dispatchReceiver != null) it.dispatchReceiver = dispatchReceiver
+            if (extensionReceiver != null) it.extensionReceiver = extensionReceiver
+            args.forEachIndexed { index, arg ->
+                it.putValueArgument(index, arg)
+            }
+        }
+    }
+
+    private fun irNot(value: IrExpression): IrExpression {
+        return irCall(
+            context.irBuiltIns.booleanNotSymbol,
+            dispatchReceiver = value
+        )
+    }
+
+    private fun irEqual(lhs: IrExpression, rhs: IrExpression): IrExpression {
+        return irCall(
+            context.irBuiltIns.eqeqeqSymbol,
+            null,
+            null,
+            null,
+            lhs,
+            rhs
+        )
+    }
+}

compiler/tests-gen/org/jetbrains/kotlin/codegen/ir/ComposeLikeIrBytecodeTextTestGenerated.java

@@ -17,7 +17,7 @@ import java.util.regex.Pattern;
 
 /** This class is generated by {@link org.jetbrains.kotlin.generators.tests.TestsPackage}. DO NOT MODIFY MANUALLY */
 @SuppressWarnings("all")
-@TestMetadata("compiler/testData/codegen/composeLike")
+@TestMetadata("compiler/testData/codegen/composeLikeBytecodeText")
 @TestDataPath("$PROJECT_ROOT")
 @RunWith(JUnit3RunnerWithInners.class)
 public class ComposeLikeIrBytecodeTextTestGenerated extends AbstractComposeLikeIrBytecodeTextTest {
@@ -25,22 +25,22 @@ public class ComposeLikeIrBytecodeTextTestGenerated extends AbstractComposeLikeI
         KotlinTestUtils.runTest(this::doTest, TargetBackend.JVM_IR, testDataFilePath);
     }
 
-    public void testAllFilesPresentInComposeLike() throws Exception {
-        KotlinTestUtils.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/composeLike"), Pattern.compile("^(.+)\\.kt$"), null, TargetBackend.JVM_IR, true);
+    public void testAllFilesPresentInComposeLikeBytecodeText() throws Exception {
+        KotlinTestUtils.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/composeLikeBytecodeText"), Pattern.compile("^(.+)\\.kt$"), null, TargetBackend.JVM_IR, true);
     }
 
     @TestMetadata("default.kt")
     public void testDefault() throws Exception {
-        runTest("compiler/testData/codegen/composeLike/default.kt");
+        runTest("compiler/testData/codegen/composeLikeBytecodeText/default.kt");
     }
 
     @TestMetadata("defaultInline.kt")
     public void testDefaultInline() throws Exception {
-        runTest("compiler/testData/codegen/composeLike/defaultInline.kt");
+        runTest("compiler/testData/codegen/composeLikeBytecodeText/defaultInline.kt");
     }
 
     @TestMetadata("defaultLocal.kt")
     public void testDefaultLocal() throws Exception {
-        runTest("compiler/testData/codegen/composeLike/defaultLocal.kt");
+        runTest("compiler/testData/codegen/composeLikeBytecodeText/defaultLocal.kt");
     }
 }

compiler/tests/org/jetbrains/kotlin/generators/tests/GenerateCompilerTests.kt

@@ -464,6 +464,10 @@ fun main(args: Array<String>) {
                 model("codegen/composeLike", targetBackend = TargetBackend.JVM_IR)
             }
 
+            testClass<AbstractComposeLikeIrBytecodeTextTest> {
+                model("codegen/composeLikeBytecodeText", targetBackend = TargetBackend.JVM_IR)
+            }
+
             testClass<AbstractIrBlackBoxCodegenTest> {
                 model("codegen/box", targetBackend = TargetBackend.JVM_IR, excludeDirs = listOf("oldLanguageVersions"))
             }

license/README.md

@@ -92,7 +92,10 @@ the Kotlin IntelliJ IDEA plugin:
  - Path: wasm/ir/src/org/jetbrains/kotlin/wasm/ir/convertors
       - License: MIT ([license/third_party/asmble_license.txt][asmble])
       - Origin: Copyright (C) 2018 Chad Retz
-      
+
+ - Path: compiler/tests-common/tests/org/jetbrains/kotlin/codegen/ir/ComposeLikeGenerationExtension.kt
+      - License: Apache 2 ([license/third_party/aosp_license.txt][aosp])
+      - Origin: Derived from JetPack Compose compiler plugin code, Copyright 2019 The Android Open Source Project
 
 ## Kotlin Test Data