Perform fix-stack transformation before method analysis
Otherwise it might fail on an "invalid" bytecode
This commit is contained in:
+19
-3
@@ -22,9 +22,10 @@ import org.jetbrains.kotlin.codegen.ClassBuilder
|
|||||||
import org.jetbrains.kotlin.codegen.StackValue
|
import org.jetbrains.kotlin.codegen.StackValue
|
||||||
import org.jetbrains.kotlin.codegen.TransformationMethodVisitor
|
import org.jetbrains.kotlin.codegen.TransformationMethodVisitor
|
||||||
import org.jetbrains.kotlin.codegen.inline.InlineCodegenUtil
|
import org.jetbrains.kotlin.codegen.inline.InlineCodegenUtil
|
||||||
|
import org.jetbrains.kotlin.codegen.inline.MaxStackFrameSizeAndLocalsCalculator
|
||||||
import org.jetbrains.kotlin.codegen.optimization.DeadCodeEliminationMethodTransformer
|
import org.jetbrains.kotlin.codegen.optimization.DeadCodeEliminationMethodTransformer
|
||||||
import org.jetbrains.kotlin.codegen.optimization.FixStackWithLabelNormalizationMethodTransformer
|
|
||||||
import org.jetbrains.kotlin.codegen.optimization.common.*
|
import org.jetbrains.kotlin.codegen.optimization.common.*
|
||||||
|
import org.jetbrains.kotlin.codegen.optimization.fixStack.FixStackMethodTransformer
|
||||||
import org.jetbrains.kotlin.codegen.optimization.fixStack.top
|
import org.jetbrains.kotlin.codegen.optimization.fixStack.top
|
||||||
import org.jetbrains.kotlin.codegen.optimization.transformer.MethodTransformer
|
import org.jetbrains.kotlin.codegen.optimization.transformer.MethodTransformer
|
||||||
import org.jetbrains.kotlin.resolve.jvm.AsmTypes
|
import org.jetbrains.kotlin.resolve.jvm.AsmTypes
|
||||||
@@ -67,6 +68,8 @@ class CoroutineTransformerMethodVisitor(
|
|||||||
// First instruction in the method node may change in case of named function
|
// First instruction in the method node may change in case of named function
|
||||||
val actualCoroutineStart = methodNode.instructions.first
|
val actualCoroutineStart = methodNode.instructions.first
|
||||||
|
|
||||||
|
FixStackMethodTransformer().transform(containingClassInternalName, methodNode)
|
||||||
|
|
||||||
if (isForNamedFunction) {
|
if (isForNamedFunction) {
|
||||||
if (allSuspensionPointsAreTailCalls(containingClassInternalName, methodNode, suspensionPoints)) {
|
if (allSuspensionPointsAreTailCalls(containingClassInternalName, methodNode, suspensionPoints)) {
|
||||||
dropSuspensionMarkers(methodNode, suspensionPoints)
|
dropSuspensionMarkers(methodNode, suspensionPoints)
|
||||||
@@ -83,8 +86,8 @@ class CoroutineTransformerMethodVisitor(
|
|||||||
splitTryCatchBlocksContainingSuspensionPoint(methodNode, suspensionPoint)
|
splitTryCatchBlocksContainingSuspensionPoint(methodNode, suspensionPoint)
|
||||||
}
|
}
|
||||||
|
|
||||||
// Spill stack to variables before suspension points, try/catch blocks
|
// Actual max stack might be increased during the previous phases
|
||||||
FixStackWithLabelNormalizationMethodTransformer().transform(containingClassInternalName, methodNode)
|
updateMaxStack(methodNode)
|
||||||
|
|
||||||
// Remove unreachable suspension points
|
// Remove unreachable suspension points
|
||||||
// If we don't do this, then relevant frames will not be analyzed, that is unexpected from point of view of next steps (e.g. variable spilling)
|
// If we don't do this, then relevant frames will not be analyzed, that is unexpected from point of view of next steps (e.g. variable spilling)
|
||||||
@@ -135,7 +138,20 @@ class CoroutineTransformerMethodVisitor(
|
|||||||
|
|
||||||
dropSuspensionMarkers(methodNode, suspensionPoints)
|
dropSuspensionMarkers(methodNode, suspensionPoints)
|
||||||
methodNode.removeEmptyCatchBlocks()
|
methodNode.removeEmptyCatchBlocks()
|
||||||
|
}
|
||||||
|
|
||||||
|
private fun updateMaxStack(methodNode: MethodNode) {
|
||||||
|
methodNode.instructions.resetLabels()
|
||||||
|
methodNode.accept(
|
||||||
|
MaxStackFrameSizeAndLocalsCalculator(
|
||||||
|
Opcodes.ASM5, methodNode.access, methodNode.desc,
|
||||||
|
object : MethodVisitor(Opcodes.ASM5) {
|
||||||
|
override fun visitMaxs(maxStack: Int, maxLocals: Int) {
|
||||||
|
methodNode.maxStack = maxStack
|
||||||
|
}
|
||||||
|
}
|
||||||
|
)
|
||||||
|
)
|
||||||
}
|
}
|
||||||
|
|
||||||
private fun prepareMethodNodePreludeForNamedFunction(methodNode: MethodNode) {
|
private fun prepareMethodNodePreludeForNamedFunction(methodNode: MethodNode) {
|
||||||
|
|||||||
+40
@@ -0,0 +1,40 @@
|
|||||||
|
// WITH_RUNTIME
|
||||||
|
// WITH_COROUTINES
|
||||||
|
// IGNORE_BACKEND: NATIVE
|
||||||
|
import helpers.*
|
||||||
|
import kotlin.coroutines.experimental.*
|
||||||
|
import kotlin.coroutines.experimental.intrinsics.*
|
||||||
|
|
||||||
|
class A {
|
||||||
|
var result = mutableListOf("O", "K", null)
|
||||||
|
suspend fun foo(): String? = suspendCoroutineOrReturn { x ->
|
||||||
|
x.resume(result.removeAt(0))
|
||||||
|
COROUTINE_SUSPENDED
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
var result = ""
|
||||||
|
|
||||||
|
suspend fun append(ignore: String, x: String) {
|
||||||
|
result += x
|
||||||
|
}
|
||||||
|
|
||||||
|
fun builder(c: suspend () -> Unit) {
|
||||||
|
c.startCoroutine(EmptyContinuation)
|
||||||
|
}
|
||||||
|
|
||||||
|
suspend fun bar() {
|
||||||
|
val a = A()
|
||||||
|
while (true) {
|
||||||
|
append("ignore", a.foo() ?: break)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
fun box(): String {
|
||||||
|
builder {
|
||||||
|
bar()
|
||||||
|
}
|
||||||
|
|
||||||
|
return result
|
||||||
|
}
|
||||||
|
|
||||||
+6
@@ -5407,6 +5407,12 @@ public class IrBlackBoxCodegenTestGenerated extends AbstractIrBlackBoxCodegenTes
|
|||||||
KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/coroutines/featureIntersection"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JVM, true);
|
KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/coroutines/featureIntersection"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JVM, true);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@TestMetadata("breakWithNonEmptyStack.kt")
|
||||||
|
public void testBreakWithNonEmptyStack() throws Exception {
|
||||||
|
String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/coroutines/featureIntersection/breakWithNonEmptyStack.kt");
|
||||||
|
doTest(fileName);
|
||||||
|
}
|
||||||
|
|
||||||
@TestMetadata("destructuringInLambdas.kt")
|
@TestMetadata("destructuringInLambdas.kt")
|
||||||
public void testDestructuringInLambdas() throws Exception {
|
public void testDestructuringInLambdas() throws Exception {
|
||||||
String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/coroutines/featureIntersection/destructuringInLambdas.kt");
|
String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/coroutines/featureIntersection/destructuringInLambdas.kt");
|
||||||
|
|||||||
@@ -5407,6 +5407,12 @@ public class BlackBoxCodegenTestGenerated extends AbstractBlackBoxCodegenTest {
|
|||||||
KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/coroutines/featureIntersection"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JVM, true);
|
KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/coroutines/featureIntersection"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JVM, true);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@TestMetadata("breakWithNonEmptyStack.kt")
|
||||||
|
public void testBreakWithNonEmptyStack() throws Exception {
|
||||||
|
String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/coroutines/featureIntersection/breakWithNonEmptyStack.kt");
|
||||||
|
doTest(fileName);
|
||||||
|
}
|
||||||
|
|
||||||
@TestMetadata("destructuringInLambdas.kt")
|
@TestMetadata("destructuringInLambdas.kt")
|
||||||
public void testDestructuringInLambdas() throws Exception {
|
public void testDestructuringInLambdas() throws Exception {
|
||||||
String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/coroutines/featureIntersection/destructuringInLambdas.kt");
|
String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/coroutines/featureIntersection/destructuringInLambdas.kt");
|
||||||
|
|||||||
@@ -5407,6 +5407,12 @@ public class LightAnalysisModeTestGenerated extends AbstractLightAnalysisModeTes
|
|||||||
KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/coroutines/featureIntersection"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JVM, true);
|
KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/coroutines/featureIntersection"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JVM, true);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@TestMetadata("breakWithNonEmptyStack.kt")
|
||||||
|
public void testBreakWithNonEmptyStack() throws Exception {
|
||||||
|
String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/coroutines/featureIntersection/breakWithNonEmptyStack.kt");
|
||||||
|
doTest(fileName);
|
||||||
|
}
|
||||||
|
|
||||||
@TestMetadata("destructuringInLambdas.kt")
|
@TestMetadata("destructuringInLambdas.kt")
|
||||||
public void testDestructuringInLambdas() throws Exception {
|
public void testDestructuringInLambdas() throws Exception {
|
||||||
String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/coroutines/featureIntersection/destructuringInLambdas.kt");
|
String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/coroutines/featureIntersection/destructuringInLambdas.kt");
|
||||||
|
|||||||
@@ -6116,6 +6116,12 @@ public class JsCodegenBoxTestGenerated extends AbstractJsCodegenBoxTest {
|
|||||||
KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/coroutines/featureIntersection"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JS, true);
|
KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/coroutines/featureIntersection"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JS, true);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@TestMetadata("breakWithNonEmptyStack.kt")
|
||||||
|
public void testBreakWithNonEmptyStack() throws Exception {
|
||||||
|
String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/coroutines/featureIntersection/breakWithNonEmptyStack.kt");
|
||||||
|
doTest(fileName);
|
||||||
|
}
|
||||||
|
|
||||||
@TestMetadata("destructuringInLambdas.kt")
|
@TestMetadata("destructuringInLambdas.kt")
|
||||||
public void testDestructuringInLambdas() throws Exception {
|
public void testDestructuringInLambdas() throws Exception {
|
||||||
String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/coroutines/featureIntersection/destructuringInLambdas.kt");
|
String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/coroutines/featureIntersection/destructuringInLambdas.kt");
|
||||||
|
|||||||
Reference in New Issue
Block a user