FIR: initial support of suspend conversion for function reference

compiler/testData/ir/irText/expressions/callableReferences/suspendConversion.fir.txt

@@ -59,30 +59,50 @@ FILE fqName:<root> fileName:/suspendConversion.kt
         fn: FUNCTION_REFERENCE 'public final fun foo0 (): kotlin.Unit [suspend] declared in <root>' type=kotlin.reflect.KSuspendFunction0<kotlin.Unit> origin=null reflectionTarget=<same>
   FUN name:testSuspendPlain visibility:public modality:FINAL <> () returnType:kotlin.Unit
     BLOCK_BODY
-      ERROR_CALL 'Unresolved reference: <Inapplicable(INAPPLICABLE): [/useSuspend]>#' type=IrErrorType
-        FUNCTION_REFERENCE 'public final fun foo1 (): kotlin.Unit declared in <root>' type=kotlin.reflect.KFunction0<kotlin.Unit> origin=null reflectionTarget=<same>
+      CALL 'public final fun useSuspend (fn: kotlin.coroutines.SuspendFunction0<kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
+        fn: FUN_EXPR type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=ADAPTED_FUNCTION_REFERENCE
+          FUN ADAPTER_FOR_CALLABLE_REFERENCE name:foo1 visibility:local modality:FINAL <> () returnType:kotlin.Unit [suspend]
+            BLOCK_BODY
+              CALL 'public final fun foo1 (): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
   FUN name:testSuspendWithArgs visibility:public modality:FINAL <> () returnType:kotlin.Unit
     BLOCK_BODY
-      ERROR_CALL 'Unresolved reference: <Inapplicable(INAPPLICABLE): [/useSuspendInt]>#' type=IrErrorType
-        FUNCTION_REFERENCE 'public final fun fooInt (x: kotlin.Int): kotlin.Unit declared in <root>' type=kotlin.reflect.KFunction1<kotlin.Int, kotlin.Unit> origin=null reflectionTarget=<same>
+      CALL 'public final fun useSuspendInt (fn: kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
+        fn: FUN_EXPR type=kotlin.coroutines.SuspendFunction1<kotlin.Int, kotlin.Unit> origin=ADAPTED_FUNCTION_REFERENCE
+          FUN ADAPTER_FOR_CALLABLE_REFERENCE name:fooInt visibility:local modality:FINAL <> (p0:kotlin.Int) returnType:kotlin.Unit [suspend]
+            VALUE_PARAMETER ADAPTER_PARAMETER_FOR_CALLABLE_REFERENCE name:p0 index:0 type:kotlin.Int
+            BLOCK_BODY
+              CALL 'public final fun fooInt (x: kotlin.Int): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
+                x: GET_VAR 'p0: kotlin.Int declared in <root>.testSuspendWithArgs.fooInt' type=kotlin.Int origin=null
   FUN name:testWithVararg visibility:public modality:FINAL <> () returnType:kotlin.Unit
     BLOCK_BODY
-      ERROR_CALL 'Unresolved reference: <Inapplicable(INAPPLICABLE): [/useSuspend]>#' type=IrErrorType
-        FUNCTION_REFERENCE 'public final fun foo2 (vararg xs: kotlin.Int): kotlin.Unit declared in <root>' type=kotlin.reflect.KFunction1<kotlin.IntArray, kotlin.Unit> origin=null reflectionTarget=<same>
+      CALL 'public final fun useSuspend (fn: kotlin.coroutines.SuspendFunction0<kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
+        fn: FUN_EXPR type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=ADAPTED_FUNCTION_REFERENCE
+          FUN ADAPTER_FOR_CALLABLE_REFERENCE name:foo2 visibility:local modality:FINAL <> () returnType:kotlin.Unit [suspend]
+            BLOCK_BODY
+              CALL 'public final fun foo2 (vararg xs: kotlin.Int): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
   FUN name:testWithVarargMapped visibility:public modality:FINAL <> () returnType:kotlin.Unit
     BLOCK_BODY
       ERROR_CALL 'Unresolved reference: <Inapplicable(INAPPLICABLE): [/useSuspendInt]>#' type=IrErrorType
         FUNCTION_REFERENCE 'public final fun foo2 (vararg xs: kotlin.Int): kotlin.Unit declared in <root>' type=kotlin.reflect.KFunction1<kotlin.IntArray, kotlin.Unit> origin=null reflectionTarget=<same>
   FUN name:testWithCoercionToUnit visibility:public modality:FINAL <> () returnType:kotlin.Unit
     BLOCK_BODY
-      ERROR_CALL 'Unresolved reference: <Inapplicable(INAPPLICABLE): [/useSuspend]>#' type=IrErrorType
-        FUNCTION_REFERENCE 'public final fun foo3 (): kotlin.Int declared in <root>' type=kotlin.reflect.KFunction0<kotlin.Int> origin=null reflectionTarget=<same>
+      CALL 'public final fun useSuspend (fn: kotlin.coroutines.SuspendFunction0<kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
+        fn: FUN_EXPR type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=ADAPTED_FUNCTION_REFERENCE
+          FUN ADAPTER_FOR_CALLABLE_REFERENCE name:foo3 visibility:local modality:FINAL <> () returnType:kotlin.Unit [suspend]
+            BLOCK_BODY
+              RETURN type=kotlin.Nothing from='local final fun foo3 (): kotlin.Unit [suspend] declared in <root>.testWithCoercionToUnit'
+                CALL 'public final fun foo3 (): kotlin.Int declared in <root>' type=kotlin.Int origin=null
   FUN name:testWithDefaults visibility:public modality:FINAL <> () returnType:kotlin.Unit
     BLOCK_BODY
-      ERROR_CALL 'Unresolved reference: <Inapplicable(INAPPLICABLE): [/useSuspend]>#' type=IrErrorType
-        FUNCTION_REFERENCE 'public final fun foo4 (i: kotlin.Int): kotlin.Unit declared in <root>' type=kotlin.reflect.KFunction1<kotlin.Int, kotlin.Unit> origin=null reflectionTarget=<same>
+      CALL 'public final fun useSuspend (fn: kotlin.coroutines.SuspendFunction0<kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
+        fn: FUN_EXPR type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=ADAPTED_FUNCTION_REFERENCE
+          FUN ADAPTER_FOR_CALLABLE_REFERENCE name:foo4 visibility:local modality:FINAL <> () returnType:kotlin.Unit [suspend]
+            BLOCK_BODY
+              CALL 'public final fun foo4 (i: kotlin.Int): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
   FUN name:testWithBoundReceiver visibility:public modality:FINAL <> () returnType:kotlin.Unit
     BLOCK_BODY
-      ERROR_CALL 'Unresolved reference: <Inapplicable(INAPPLICABLE): [/useSuspend]>#' type=IrErrorType
-        FUNCTION_REFERENCE 'public final fun bar (): kotlin.Unit declared in <root>.C' type=kotlin.reflect.KFunction0<kotlin.Unit> origin=null reflectionTarget=<same>
-          $this: CONSTRUCTOR_CALL 'public constructor <init> () [primary] declared in <root>.C' type=<root>.C origin=null
+      CALL 'public final fun useSuspend (fn: kotlin.coroutines.SuspendFunction0<kotlin.Unit>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=null
+        fn: FUN_EXPR type=kotlin.coroutines.SuspendFunction0<kotlin.Unit> origin=ADAPTED_FUNCTION_REFERENCE
+          FUN ADAPTER_FOR_CALLABLE_REFERENCE name:bar visibility:local modality:FINAL <> () returnType:kotlin.Unit [suspend]
+            BLOCK_BODY
+              CALL 'public final fun bar (): kotlin.Unit declared in <root>.C' type=kotlin.Unit origin=null