From bddfd086f617f6f85736e7a0a51f5d033f8cbfd7 Mon Sep 17 00:00:00 2001
From: Dmitry Petrov <dmitry.petrov@jetbrains.com>
Date: Mon, 16 Aug 2021 13:03:51 +0300
Subject: [PATCH] JVM minor reuse updateMaxStack in
 CoroutineTransformerMethodVisitor

---
 .../CoroutineTransformerMethodVisitor.kt       | 18 ++----------------
 1 file changed, 2 insertions(+), 16 deletions(-)

diff --git a/compiler/backend/src/org/jetbrains/kotlin/codegen/coroutines/CoroutineTransformerMethodVisitor.kt b/compiler/backend/src/org/jetbrains/kotlin/codegen/coroutines/CoroutineTransformerMethodVisitor.kt
index 40437f9f729..4976b4ef34b 100644
--- a/compiler/backend/src/org/jetbrains/kotlin/codegen/coroutines/CoroutineTransformerMethodVisitor.kt
+++ b/compiler/backend/src/org/jetbrains/kotlin/codegen/coroutines/CoroutineTransformerMethodVisitor.kt
@@ -83,7 +83,7 @@ class CoroutineTransformerMethodVisitor(
         RedundantLocalsEliminationMethodTransformer(suspensionPoints)
             .transform(containingClassInternalName, methodNode)
         ChangeBoxingMethodTransformer.transform(containingClassInternalName, methodNode)
-        updateMaxStack(methodNode)
+        methodNode.updateMaxStack()
 
         checkForSuspensionPointInsideMonitor(methodNode, suspensionPoints)
 
@@ -119,7 +119,7 @@ class CoroutineTransformerMethodVisitor(
         }
 
         // Actual max stack might be increased during the previous phases
-        updateMaxStack(methodNode)
+        methodNode.updateMaxStack()
 
         UninitializedStoresProcessor(methodNode, shouldPreserveClassInitialization).run()
 
@@ -428,20 +428,6 @@ class CoroutineTransformerMethodVisitor(
         )
     }
 
-    private fun updateMaxStack(methodNode: MethodNode) {
-        methodNode.instructions.resetLabels()
-        methodNode.accept(
-            MaxStackFrameSizeAndLocalsCalculator(
-                Opcodes.API_VERSION, methodNode.access, methodNode.desc,
-                object : MethodVisitor(Opcodes.API_VERSION) {
-                    override fun visitMaxs(maxStack: Int, maxLocals: Int) {
-                        methodNode.maxStack = maxStack
-                    }
-                }
-            )
-        )
-    }
-
     private fun prepareMethodNodePreludeForNamedFunction(methodNode: MethodNode) {
         val objectTypeForState = Type.getObjectType(classBuilderForCoroutineState.thisName)
         val continuationArgumentIndex = getLastParameterIndex(methodNode.desc, methodNode.access)