[IR] Move coroutine-related helpers to a more appropriate place

The `isBuiltInSuspendCoroutine` and
`isBuiltInSuspendCoroutineUninterceptedOrReturn` helpers are not
inherently related to function inlining.

compiler/ir/backend.jvm/codegen/src/org/jetbrains/kotlin/backend/jvm/codegen/ExpressionCodegen.kt

@@ -10,7 +10,6 @@ import org.jetbrains.kotlin.backend.common.ir.getNonDefaultAdditionalStatementsF
 import org.jetbrains.kotlin.backend.common.ir.getOriginalStatementsFromInlinedBlock
 import org.jetbrains.kotlin.backend.common.lower.BOUND_RECEIVER_PARAMETER
 import org.jetbrains.kotlin.backend.common.lower.LoweredStatementOrigins
-import org.jetbrains.kotlin.backend.common.lower.inline.isBuiltInSuspendCoroutineUninterceptedOrReturn
 import org.jetbrains.kotlin.backend.jvm.*
 import org.jetbrains.kotlin.backend.jvm.intrinsics.IntrinsicMethod
 import org.jetbrains.kotlin.backend.jvm.intrinsics.JavaClassProperty
@@ -51,7 +50,6 @@ import org.jetbrains.kotlin.ir.visitors.IrElementVisitor
 import org.jetbrains.kotlin.ir.visitors.IrElementVisitorVoid
 import org.jetbrains.kotlin.ir.visitors.acceptChildrenVoid
 import org.jetbrains.kotlin.ir.visitors.acceptVoid
-import org.jetbrains.kotlin.name.FqName
 import org.jetbrains.kotlin.resolve.jvm.AsmTypes
 import org.jetbrains.kotlin.resolve.jvm.AsmTypes.JAVA_STRING_TYPE
 import org.jetbrains.kotlin.resolve.jvm.AsmTypes.OBJECT_TYPE

compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/ir/IrInlineReferenceLocator.kt

@@ -5,15 +5,15 @@
 
 package org.jetbrains.kotlin.backend.jvm.ir
 
-import org.jetbrains.kotlin.backend.common.lower.inline.isBuiltInSuspendCoroutineUninterceptedOrReturn
-import org.jetbrains.kotlin.backend.common.lower.inline.isBuiltInSuspendCoroutine
-import org.jetbrains.kotlin.ir.util.inlineDeclaration
-import org.jetbrains.kotlin.ir.util.isFunctionInlining
 import org.jetbrains.kotlin.backend.jvm.JvmBackendContext
 import org.jetbrains.kotlin.descriptors.DescriptorVisibilities
 import org.jetbrains.kotlin.ir.IrElement
 import org.jetbrains.kotlin.ir.declarations.*
 import org.jetbrains.kotlin.ir.expressions.*
+import org.jetbrains.kotlin.ir.util.inlineDeclaration
+import org.jetbrains.kotlin.ir.util.isBuiltInSuspendCoroutine
+import org.jetbrains.kotlin.ir.util.isBuiltInSuspendCoroutineUninterceptedOrReturn
+import org.jetbrains.kotlin.ir.util.isFunctionInlining
 import org.jetbrains.kotlin.ir.visitors.IrElementVisitor
 
 /**

compiler/ir/ir.inline/src/org/jetbrains/kotlin/ir/inline/FunctionInlining.kt

@@ -18,7 +18,6 @@ import org.jetbrains.kotlin.backend.common.lower.LoweredStatementOrigins.INLINED
 import org.jetbrains.kotlin.backend.common.lower.LoweredStatementOrigins.INLINED_FUNCTION_REFERENCE
 import org.jetbrains.kotlin.backend.common.lower.at
 import org.jetbrains.kotlin.backend.common.lower.createIrBuilder
-import org.jetbrains.kotlin.builtins.StandardNames
 import org.jetbrains.kotlin.contracts.parsing.ContractsDslNames
 import org.jetbrains.kotlin.descriptors.DescriptorVisibilities
 import org.jetbrains.kotlin.ir.IrElement
@@ -60,15 +59,6 @@ abstract class InlineFunctionResolver {
     }
 }
 
-fun IrFunction.isBuiltInSuspendCoroutine(): Boolean =
-    isTopLevelInPackage("suspendCoroutine", StandardNames.COROUTINES_PACKAGE_FQ_NAME)
-
-fun IrFunction.isBuiltInSuspendCoroutineUninterceptedOrReturn(): Boolean =
-    isTopLevelInPackage(
-        "suspendCoroutineUninterceptedOrReturn",
-        StandardNames.COROUTINES_INTRINSICS_PACKAGE_FQ_NAME
-    )
-
 open class InlineFunctionResolverReplacingCoroutineIntrinsics(open val context: CommonBackendContext) : InlineFunctionResolver() {
     override fun getFunctionDeclaration(symbol: IrFunctionSymbol): IrFunction? {
         val function = super.getFunctionDeclaration(symbol) ?: return null

compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/util/AdditionalIrUtils.kt

@@ -5,6 +5,7 @@
 
 package org.jetbrains.kotlin.ir.util
 
+import org.jetbrains.kotlin.builtins.StandardNames
 import org.jetbrains.kotlin.descriptors.DescriptorVisibilities
 import org.jetbrains.kotlin.ir.*
 import org.jetbrains.kotlin.ir.declarations.*
@@ -324,3 +325,12 @@ fun IrClassSymbol.getPropertySetter(name: String): IrSimpleFunctionSymbol? = own
 fun filterOutAnnotations(fqName: FqName, annotations: List<IrConstructorCall>): List<IrConstructorCall> {
     return annotations.filterNot { it.annotationClass.hasEqualFqName(fqName) }
 }
+
+fun IrFunction.isBuiltInSuspendCoroutine(): Boolean =
+    isTopLevelInPackage("suspendCoroutine", StandardNames.COROUTINES_PACKAGE_FQ_NAME)
+
+fun IrFunction.isBuiltInSuspendCoroutineUninterceptedOrReturn(): Boolean =
+    isTopLevelInPackage(
+        "suspendCoroutineUninterceptedOrReturn",
+        StandardNames.COROUTINES_INTRINSICS_PACKAGE_FQ_NAME
+    )