test/SILOptimizer/address_lowering.sil

// RUN: %target-sil-opt -address-lowering -enable-sil-opaque-values -emit-sorted-sil %s | %FileCheck %s

import Builtin
import Swift

sil_stage canonical
// CHECK: sil_stage lowered

typealias Int = Builtin.Int64

// CHECK-LABEL: sil hidden @f010_addrlower_identity : $@convention(thin) <T> (@in T) -> @out T {
// CHECK: bb0(%0 : $*T, %1 : $*T):
// CHECK: copy_addr [take] %1 to [initialization] %0 : $*T
// CHECK: return %{{.*}} : $()
// CHECK-LABEL: } // end sil function 'f010_addrlower_identity'
sil hidden @f010_addrlower_identity : $@convention(thin) <T> (@in T) -> @out T {
bb0(%0 : $T):
  return %0 : $T
}


sil hidden [noinline] @f020_multiResult : $@convention(thin) <T> (@in T) -> (@out T, @out T, @out T) {
bb0(%0 : $T):
  %2 = copy_value %0 : $T
  %3 = copy_value %0 : $T
  %4 = copy_value %0 : $T
  destroy_value %0 : $T
  %6 = tuple (%2 : $T, %3 : $T, %4 : $T)
  return %6 : $(T, T, T)
}

// Test returning an opaque tuple of tuples as a concrete tuple.
// The multiResult call is specialized, but the SIL result convention does not change.
// ---
// CHECK-LABEL: sil @f021_callMultiResult : $@convention(thin) (Builtin.Int64) -> (Builtin.Int64, Builtin.Int64, Builtin.Int64) {
// CHECK: bb0(%0 : $Builtin.Int64):
// CHECK:  %[[FN:.*]] = function_ref @f020_multiResult : $@convention(thin) <τ_0_0> (@in τ_0_0) -> (@out τ_0_0, @out τ_0_0, @out τ_0_0)
// CHECK:  %[[IN:.*]] = alloc_stack $Builtin.Int64
// CHECK:  store %0 to %[[IN]] : $*Builtin.Int64
// CHECK:  %[[OUT1:.*]] = alloc_stack $Builtin.Int64
// CHECK:  %[[OUT2:.*]] = alloc_stack $Builtin.Int64
// CHECK:  %[[OUT3:.*]] = alloc_stack $Builtin.Int64
// CHECK:  %{{.*}} = apply %[[FN]]<Builtin.Int64>(%[[OUT1]], %[[OUT2]], %[[OUT3]], %[[IN]]) : $@convention(thin) <τ_0_0> (@in τ_0_0) -> (@out τ_0_0, @out τ_0_0, @out τ_0_0)
// CHECK:  %[[R3:.*]] = load %[[OUT3]] : $*Builtin.Int64
// CHECK:  dealloc_stack %[[OUT3]] : $*Builtin.Int64
// CHECK:  %[[R2:.*]] = load %[[OUT2]] : $*Builtin.Int64
// CHECK:  dealloc_stack %[[OUT2]] : $*Builtin.Int64
// CHECK:  %[[R1:.*]] = load %[[OUT1]] : $*Builtin.Int64
// CHECK:  dealloc_stack %[[OUT1]] : $*Builtin.Int64
// CHECK:  dealloc_stack %[[IN]] : $*Builtin.Int64
// CHECK:  %[[R:.*]] = tuple (%[[R1]] : $Builtin.Int64, %[[R2]] : $Builtin.Int64, %[[R3]] : $Builtin.Int64)
// CHECK:  return %[[R]] : $(Builtin.Int64, Builtin.Int64, Builtin.Int64)
// CHECK-LABEL: } // end sil function 'f021_callMultiResult'
sil @f021_callMultiResult : $@convention(thin) (Int) -> (Int, Int, Int) {
bb0(%0 : $Int):
  %1 = function_ref @f020_multiResult : $@convention(thin) <τ_0_0> (@in τ_0_0) -> (@out τ_0_0, @out τ_0_0, @out τ_0_0)
  %2 = apply %1<Int>(%0) : $@convention(thin) <τ_0_0> (@in τ_0_0) -> (@out τ_0_0, @out τ_0_0, @out τ_0_0)
  %3 = tuple_extract %2 : $(Int, Int, Int), 0
  %4 = tuple_extract %2 : $(Int, Int, Int), 1
  %5 = tuple_extract %2 : $(Int, Int, Int), 2
  %6 = tuple (%3 : $Int, %4 : $Int, %5 : $Int)
  return %6 : $(Int, Int, Int)
}

// CHECK-LABEL: sil @f030_returnPair : $@convention(thin) <T> (@in T) -> (@out T, @out T) {
// CHECK: bb0(%0 : $*T, %1 : $*T, %2 : $*T):
// CHECK:   %[[LOCAL:.*]] = alloc_stack $T
// CHECK:   copy_addr %2 to [initialization] %[[LOCAL]] : $*T
// CHECK:   copy_addr [take] %[[LOCAL]] to [initialization] %0 : $*T
// CHECK:   copy_addr [take] %2 to [initialization] %1 : $*T
// CHECK:   %[[R:.*]] = tuple ()
// CHECK:   dealloc_stack %[[LOCAL]] : $*T
// CHECK:   return %[[R]] : $()
// CHECK-LABEL: } // end sil function 'f030_returnPair'
sil @f030_returnPair : $@convention(thin) <T> (@in T) -> (@out T, @out T) {
bb0(%0 : $T):
  %2 = copy_value %0 : $T
  %3 = tuple (%2 : $T, %0 : $T)
  return %3 : $(T, T)
}

// CHECK-LABEL: sil @f031_unusedIndirect : $@convention(thin) <T> (@in T) -> @out T {
// CHECK: bb0(%0 : $*T, %1 : $*T):
// CHECK:   %[[LOC0:.*]] = alloc_stack $T
// CHECK:   %[[OUT1:.*]] = alloc_stack $T
// CHECK:   %[[LOC1:.*]] = alloc_stack $T
// CHECK:   %[[OUT2:.*]] = alloc_stack $T
// CHECK:   %[[LOC2:.*]] = alloc_stack $T
// CHECK:   // function_ref f030_returnPair
// CHECK:   %[[F:.*]] = function_ref @f030_returnPair : $@convention(thin) <τ_0_0> (@in τ_0_0) -> (@out τ_0_0, @out τ_0_0)
// CHECK:   copy_addr %1 to [initialization] %[[LOC0]] : $*T
// CHECK:   %[[R0:.*]] = apply %[[F]]<T>(%[[OUT1]], %[[OUT2]], %[[LOC0]]) : $@convention(thin) <τ_0_0> (@in τ_0_0) -> (@out τ_0_0, @out τ_0_0)
// CHECK:   copy_addr %[[OUT1]] to [initialization] %[[LOC1]] : $*T
// CHECK:   copy_addr %[[OUT2]] to [initialization] %[[LOC2]] : $*T
// CHECK:   destroy_addr %[[OUT1]] : $*T
// CHECK:   destroy_addr %[[OUT2]] : $*T
// CHECK:   destroy_addr %[[LOC1]] : $*T
// CHECK:   destroy_addr %1 : $*T
// CHECK:   copy_addr [take] %[[LOC2]] to [initialization] %0 : $*T
// CHECK:   %[[R:.*]] = tuple ()
// CHECK:   dealloc_stack %[[LOC2]] : $*T
// CHECK:   dealloc_stack %[[OUT2]] : $*T
// CHECK:   dealloc_stack %[[LOC1]] : $*T
// CHECK:   dealloc_stack %[[OUT1]] : $*T
// CHECK:   dealloc_stack %[[LOC0]] : $*T
// CHECK:   return %[[R]] : $()
// CHECK-LABEL: } // end sil function 'f031_unusedIndirect'
sil @f031_unusedIndirect : $@convention(thin) <T> (@in T) -> @out T {
bb0(%0 : $T):
  %2 = function_ref @f030_returnPair : $@convention(thin) <τ_0_0> (@in τ_0_0) -> (@out τ_0_0, @out τ_0_0)
  %3 = copy_value %0 : $T
  %4 = apply %2<T>(%3) : $@convention(thin) <τ_0_0> (@in τ_0_0) -> (@out τ_0_0, @out τ_0_0)
  %5 = tuple_extract %4 : $(T, T), 0
  %6 = copy_value %5 : $T
  %7 = tuple_extract %4 : $(T, T), 1
  %8 = copy_value %7 : $T
  destroy_value %4 : $(T, T)
  destroy_value %6 : $T
  destroy_value %0 : $T
  return %8 : $T
}

sil hidden @f040_consumeArg : $@convention(thin) <T> (@in T) -> () {
bb0(%0 : $T):
  destroy_value %0 : $T
  %3 = tuple ()
  return %3 : $()
}

// CHECK-LABEL: sil @f041_opaqueArg : $@convention(thin) <T> (@in T) -> () {
// CHECK: bb0(%0 : $*T):
// CHECK:  %[[LOC:.*]] = alloc_stack $T
// CHECK:  %[[FN:.*]] = function_ref @f040_consumeArg : $@convention(thin) <τ_0_0> (@in τ_0_0) -> ()
// CHECK:  copy_addr %0 to [initialization] %[[LOC]] : $*T
// CHECK:  %{{.*}} = apply %[[FN]]<T>(%[[LOC]]) : $@convention(thin) <τ_0_0> (@in τ_0_0) -> ()
// CHECK:  destroy_addr %0 : $*T
// CHECK:  %[[R:.*]] = tuple ()
// CHECK:  dealloc_stack %[[LOC]] : $*T
// CHECK:  return %[[R]] : $()
// CHECK-LABEL: } // end sil function 'f041_opaqueArg'
sil @f041_opaqueArg : $@convention(thin) <T> (@in T) -> () {
bb0(%0 : $T):
  %2 = function_ref @f040_consumeArg : $@convention(thin) <τ_0_0> (@in τ_0_0) -> ()
  %3 = copy_value %0 : $T
  %4 = apply %2<T>(%3) : $@convention(thin) <τ_0_0> (@in τ_0_0) -> ()
  destroy_value %0 : $T
  %6 = tuple ()
  return %6 : $()
}

// CHECK-LABEL: sil @f050_storeinout : $@convention(thin) <T> (@inout T, @inout T, @in T) -> () {
// CHECK: bb0(%0 : $*T, %1 : $*T, %2 : $*T):
// CHECK:   %[[ARG1:.*]] = alloc_stack $T
// CHECK:   %[[PREV1:.*]] = alloc_stack $T
// CHECK:   %[[ARG2:.*]] = alloc_stack $T
// CHECK:   %[[PREV2:.*]] = alloc_stack $T
// CHECK:   debug_value_addr %0 : $*T, var, name "t", argno 1
// CHECK:   debug_value_addr %1 : $*T, var, name "u", argno 2
// CHECK:   debug_value_addr %2 : $*T
// CHECK:   copy_addr %2 to [initialization] %[[ARG1]] : $*T
// CHECK:   copy_addr [take] %0 to [initialization] %[[PREV1]] : $*T
// CHECK:   copy_addr [take] %[[ARG1]] to [initialization] %0 : $*T
// CHECK:   destroy_addr %[[PREV1]] : $*T
// CHECK:   copy_addr %2 to [initialization] %[[ARG2]] : $*T
// CHECK:   copy_addr [take] %1 to [initialization] %[[PREV2]] : $*T
// CHECK:   copy_addr [take] %[[ARG2]] to [initialization] %1 : $*T
// CHECK:   destroy_addr %[[PREV2]] : $*T
// CHECK:   destroy_addr %2 : $*T
// CHECK:   %[[R:.*]] = tuple ()
// CHECK:   dealloc_stack %[[PREV2]] : $*T
// CHECK:   dealloc_stack %[[ARG2]] : $*T
// CHECK:   dealloc_stack %[[PREV1]] : $*T
// CHECK:   dealloc_stack %[[ARG1]] : $*T
// CHECK:   return %[[R]] : $()
// CHECK-LABEL: } // end sil function 'f050_storeinout'
sil @f050_storeinout : $@convention(thin) <T> (@inout T, @inout T, @in T) -> () {
bb0(%0 : $*T, %1 : $*T, %2 : $T):
  debug_value_addr %0 : $*T, var, name "t", argno 1
  debug_value_addr %1 : $*T, var, name "u", argno 2
  debug_value %2 : $T, let, name "x", argno 3
  %6 = copy_value %2 : $T
  %7 = load %0 : $*T
  store %6 to %0 : $*T
  destroy_value %7 : $T
  %10 = copy_value %2 : $T
  %11 = load %1 : $*T
  store %10 to %1 : $*T
  destroy_value %11 : $T
  destroy_value %2 : $T
  %15 = tuple ()
  return %15 : $()
}

sil hidden @f060_mutate : $@convention(thin) <T> (@inout T, @in T) -> () {
bb0(%0 : $*T, %1 : $T):
  %4 = copy_value %1 : $T
  %5 = load %0 : $*T
  store %4 to %0 : $*T
  destroy_value %5 : $T
  destroy_value %1 : $T
  %9 = tuple ()
  return %9 : $()
}

// CHECK-LABEL: sil @f061_callinout : $@convention(thin) <T> (@in T) -> () {
// CHECK: bb0(%0 : $*T):
// CHECK:   %[[LOC1:.*]] = alloc_stack $T
// CHECK:   %[[LOC2:.*]] = alloc_stack $T
// CHECK:   %[[INOUT:.*]] = alloc_stack $T, var, name "u"
// CHECK:   copy_addr %0 to [initialization] %[[LOC1]] : $*T
// CHECK:   copy_addr [take] %[[LOC1]] to [initialization] %[[INOUT]] : $*T
// CHECK:   %[[FN:.*]] = function_ref @f060_mutate : $@convention(thin) <τ_0_0> (@inout τ_0_0, @in τ_0_0) -> ()
// CHECK:   copy_addr %0 to [initialization] %[[LOC2]] : $*T
// CHECK:   %{{.*}} = apply %[[FN]]<T>(%[[INOUT]], %[[LOC2]]) : $@convention(thin) <τ_0_0> (@inout τ_0_0, @in τ_0_0) -> ()
// CHECK:   destroy_addr %[[INOUT]] : $*T
// CHECK:   destroy_addr %0 : $*T
// CHECK:   %[[R:.*]] = tuple ()
// CHECK:   dealloc_stack %[[INOUT]] : $*T
// CHECK:   dealloc_stack %[[LOC2]] : $*T
// CHECK:   dealloc_stack %[[LOC1]] : $*T
// CHECK:   return %[[R]] : $()
// CHECK-LABEL: } // end sil function 'f061_callinout'
sil @f061_callinout : $@convention(thin) <T> (@in T) -> () {
bb0(%0 : $T):
  %1 = alloc_stack $T, var, name "u"
  %3 = copy_value %0 : $T
  store %3 to %1 : $*T
  %5 = function_ref @f060_mutate : $@convention(thin) <τ_0_0> (@inout τ_0_0, @in τ_0_0) -> ()
  %6 = copy_value %0 : $T
  %7 = apply %5<T>(%1, %6) : $@convention(thin) <τ_0_0> (@inout τ_0_0, @in τ_0_0) -> ()
  destroy_addr %1 : $*T
  destroy_value %0 : $T
  %10 = tuple ()
  dealloc_stack %1 : $*T
  return %10 : $()
}

public protocol C : class {}

// CHECK-LABEL: sil @f070_mixedResult1 : $@convention(thin) <T> (@in T, @owned C) -> (@out T, @owned C) {
// CHECK: bb0(%0 : $*T, %1 : $*T, %2 : $C):
// CHECK:   copy_addr [take] %1 to [initialization] %0 : $*T
// CHECK:   return %2 : $C
// CHECK-LABEL: } // end sil function 'f070_mixedResult1'
sil @f070_mixedResult1 : $@convention(thin) <T> (@in T, @owned C) -> (@out T, @owned C) {
bb0(%0 : $T, %1 : $C):
  %4 = tuple (%0 : $T, %1 : $C)
  return %4 : $(T, C)
}

// CHECK-LABEL: sil @f071_mixedResult2 : $@convention(thin) <T> (@in T, @owned C) -> (@out T, @out T, @owned C, @owned C) {
// CHECK: bb0(%0 : $*T, %1 : $*T, %2 : $*T, %3 : $C):
// CHECK:   %[[L:.*]] = alloc_stack $T
// CHECK:   copy_addr %2 to [initialization] %[[L]] : $*T
// CHECK:   strong_retain %3 : $C
// CHECK:   copy_addr [take] %[[L]] to [initialization] %0 : $*T
// CHECK:   copy_addr [take] %2 to [initialization] %1 : $*T
// CHECK:   %[[T:.*]] = tuple (%3 : $C, %3 : $C)
// CHECK:   dealloc_stack %[[L]] : $*T
// CHECK:   return %[[T]] : $(C, C)
// CHECK-LABEL: } // end sil function 'f071_mixedResult2'
sil @f071_mixedResult2 : $@convention(thin) <T> (@in T, @owned C) -> (@out T, @out T, @owned C, @owned C) {
bb0(%0 : $T, %1 : $C):
  %4 = copy_value %0 : $T
  strong_retain %1 : $C
  %6 = tuple (%4 : $T, %0 : $T, %1 : $C, %1 : $C)
  return %6 : $(T, T, C, C)
}

// CHECK-LABEL: sil @f072_callMixedResult1 : $@convention(thin) <T> (@in T, @owned C) -> (@out T, @owned C) {
// CHECK: bb0(%0 : $*T, %1 : $*T, %2 : $C):
// CHECK:   %[[LIN:.*]] = alloc_stack $T
// CHECK:   %[[OUT:.*]] = alloc_stack $T
// CHECK:   %[[LOUT:.*]] = alloc_stack $T
// CHECK:   // function_ref f070_mixedResult1
// CHECK:   %[[F:.*]] = function_ref @f070_mixedResult1 : $@convention(thin) <τ_0_0> (@in τ_0_0, @owned C) -> (@out τ_0_0, @owned C)
// CHECK:   copy_addr %1 to [initialization] %[[LIN]] : $*T
// CHECK:   strong_retain %2 : $C
// CHECK:   %[[R:.*]] = apply %[[F]]<T>(%[[OUT]], %[[LIN]], %2) : $@convention(thin) <τ_0_0> (@in τ_0_0, @owned C) -> (@out τ_0_0, @owned C)
// CHECK:   copy_addr %[[OUT]] to [initialization] %[[LOUT]] : $*T
// CHECK:   strong_retain %[[R]] : $C
// CHECK:   destroy_addr %[[OUT]] : $*T
// CHECK:   strong_release %[[R]] : $C
// CHECK:   strong_release %2 : $C
// CHECK:   destroy_addr %1 : $*T
// CHECK:   copy_addr [take] %[[LOUT]] to [initialization] %0 : $*T
// CHECK:   dealloc_stack %[[LOUT]] : $*T
// CHECK:   dealloc_stack %[[OUT]] : $*T
// CHECK:   dealloc_stack %[[LIN]] : $*T
// CHECK:   return %[[R]] : $C
// CHECK-LABEL: } // end sil function 'f072_callMixedResult1'
sil @f072_callMixedResult1 : $@convention(thin) <T> (@in T, @owned C) -> (@out T, @owned C) {
bb0(%0 : $T, %1 : $C):
  %4 = function_ref @f070_mixedResult1 : $@convention(thin) <τ_0_0> (@in τ_0_0, @owned C) -> (@out τ_0_0, @owned C)
  %5 = copy_value %0 : $T
  strong_retain %1 : $C
  %7 = apply %4<T>(%5, %1) : $@convention(thin) <τ_0_0> (@in τ_0_0, @owned C) -> (@out τ_0_0, @owned C)
  %8 = tuple_extract %7 : $(T, C), 0
  %9 = copy_value %8 : $T
  %10 = tuple_extract %7 : $(T, C), 1
  strong_retain %10 : $C
  destroy_value %7 : $(T, C)
  strong_release %1 : $C
  destroy_value %0 : $T
  %15 = tuple (%9 : $T, %10 : $C)
  return %15 : $(T, C)
}

// CHECK-LABEL: sil @f073_callMixedResult2 : $@convention(thin) <T> (@in T, @owned C) -> (@out T, @out T, @owned C, @owned C) {
// CHECK: bb0(%0 : $*T, %1 : $*T, %2 : $*T, %3 : $C):
// CHECK:   %[[LOC0:.*]] = alloc_stack $T
// CHECK:   %[[OUT1:.*]] = alloc_stack $T
// CHECK:   %[[LOC1:.*]] = alloc_stack $T
// CHECK:   %[[OUT2:.*]] = alloc_stack $T
// CHECK:   %[[LOC2:.*]] = alloc_stack $T
// CHECK:   %[[F:.*]] = function_ref @f071_mixedResult2 : $@convention(thin) <τ_0_0> (@in τ_0_0, @owned C) -> (@out τ_0_0, @out τ_0_0, @owned C, @owned C)
// CHECK:   copy_addr %2 to [initialization] %[[LOC0]] : $*T
// CHECK:   strong_retain %3 : $C
// CHECK:   %[[R:.*]] = apply %[[F]]<T>(%[[OUT1]], %[[OUT2]], %[[LOC0]], %3) : $@convention(thin) <τ_0_0> (@in τ_0_0, @owned C) -> (@out τ_0_0, @out τ_0_0, @owned C, @owned C)
// CHECK:   %[[T2:.*]] = tuple_extract %[[R]] : $(C, C), 1
// CHECK:   %[[T1:.*]] = tuple_extract %[[R]] : $(C, C), 0
// CHECK:   copy_addr %[[OUT1]] to [initialization] %[[LOC1]] : $*T
// CHECK:   copy_addr %[[OUT2]] to [initialization] %[[LOC2]] : $*T
// CHECK:   strong_retain %[[T1]] : $C
// CHECK:   strong_retain %[[T2]] : $C
// CHECK:   destroy_addr %[[OUT1]] : $*T
// CHECK:   destroy_addr %[[OUT2]] : $*T
// CHECK:   strong_release %[[T1]] : $C
// CHECK:   strong_release %[[T2]] : $C
// CHECK:   strong_release %3 : $C
// CHECK:   destroy_addr %2 : $*T
// CHECK:   copy_addr [take] %[[LOC1]] to [initialization] %0 : $*T
// CHECK:   copy_addr [take] %[[LOC2]] to [initialization] %1 : $*T
// CHECK:   %[[T:.*]] = tuple (%[[T1]] : $C, %[[T2]] : $C)
// CHECK:   dealloc_stack %[[LOC2]] : $*T
// CHECK:   dealloc_stack %[[OUT2]] : $*T
// CHECK:   dealloc_stack %[[LOC1]] : $*T
// CHECK:   dealloc_stack %[[OUT1]] : $*T
// CHECK:   dealloc_stack %[[LOC0]] : $*T
// CHECK:   return %[[T]] : $(C, C)
// CHECK-LABEL: } // end sil function 'f073_callMixedResult2'
sil @f073_callMixedResult2 : $@convention(thin) <T> (@in T, @owned C) -> (@out T, @out T, @owned C, @owned C) {
bb0(%0 : $T, %1 : $C):
  %4 = function_ref @f071_mixedResult2 : $@convention(thin) <τ_0_0> (@in τ_0_0, @owned C) -> (@out τ_0_0, @out τ_0_0, @owned C, @owned C)
  %5 = copy_value %0 : $T
  strong_retain %1 : $C
  %7 = apply %4<T>(%5, %1) : $@convention(thin) <τ_0_0> (@in τ_0_0, @owned C) -> (@out τ_0_0, @out τ_0_0, @owned C, @owned C)
  %8 = tuple_extract %7 : $(T, T, C, C), 0
  %9 = copy_value %8 : $T
  %10 = tuple_extract %7 : $(T, T, C, C), 1
  %11 = copy_value %10 : $T
  %12 = tuple_extract %7 : $(T, T, C, C), 2
  strong_retain %12 : $C
  %14 = tuple_extract %7 : $(T, T, C, C), 3
  strong_retain %14 : $C
  destroy_value %7 : $(T, T, C, C)
  strong_release %1 : $C
  destroy_value %0 : $T
  %19 = tuple (%9 : $T, %11 : $T, %12 : $C, %14 : $C)
  return %19 : $(T, T, C, C)
}

sil_default_witness_table C {}

enum Optional<T> {
  case none
  case some(T)
}

// CHECK-LABEL: sil @f080_optional : $@convention(thin) <T> (@in T) -> @out Optional<T> {
// CHECK: bb0(%0 : $*Optional<T>, %1 : $*T):
// CHECK:   %[[L1:.*]] = alloc_stack $T
// CHECK:   %[[L2:.*]] = alloc_stack $Optional<T>
// CHECK:   copy_addr %1 to [initialization] %[[L1]] : $*T
// CHECK:   %[[DATA:.*]] = init_enum_data_addr %[[L2]] : $*Optional<T>, #Optional.some!enumelt.1
// CHECK:   copy_addr [take] %[[L1]] to [initialization] %[[DATA]] : $*T
// CHECK:   inject_enum_addr %[[L2]] : $*Optional<T>, #Optional.some!enumelt.1
// CHECK:   destroy_addr %1 : $*T
// CHECK:   copy_addr [take] %[[L2]] to [initialization] %0 : $*Optional<T>
// CHECK:   %[[T:.*]] = tuple ()
// CHECK:   dealloc_stack %[[L2]] : $*Optional<T>
// CHECK:   dealloc_stack %[[L1]] : $*T
// CHECK:   return %[[T]] : $()
// CHECK-LABEL: } // end sil function 'f080_optional'
sil @f080_optional : $@convention(thin) <T> (@in T) -> @out Optional<T> {
bb0(%0 : $T):
  %cpy = copy_value %0 : $T
  %opt = enum $Optional<T>, #Optional.some!enumelt.1, %cpy : $T
  destroy_value %0 : $T
  return %opt : $Optional<T>
}

// CHECK-LABEL: sil @f090_tupletuple : $@convention(thin) ((Builtin.Int64, Builtin.Int64), Builtin.Int64) -> (@out (Builtin.Int64, Builtin.Int64), @out (Builtin.Int64, Builtin.Int64), Builtin.Int64, Builtin.Int64) {
// CHECK: bb0(%0 : $*(Builtin.Int64, Builtin.Int64), %1 : $*(Builtin.Int64, Builtin.Int64), %2 : $(Builtin.Int64, Builtin.Int64), %3 : $Builtin.Int64):
// CHECK:   store %2 to %0 : $*(Builtin.Int64, Builtin.Int64)
// CHECK:   store %2 to %1 : $*(Builtin.Int64, Builtin.Int64)
// CHECK:   %[[T:.*]] = tuple (%3 : $Builtin.Int64, %3 : $Builtin.Int64)
// CHECK:   return %[[T]] : $(Builtin.Int64, Builtin.Int64)
// CHECK-LABEL: } // end sil function 'f090_tupletuple'
sil @f090_tupletuple : $@convention(thin) ((Int, Int), Int) -> (@out (Int, Int), @out (Int, Int), Int, Int) {
bb0(%0 : $(Int, Int), %1 : $Int):
  %2 = tuple (%0 : $(Int, Int), %0 : $(Int, Int), %1 : $Int, %1 : $Int)
  return %2 : $((Int, Int), (Int, Int), Int, Int)
}

// CHECK-LABEL: sil @f091_callTuple : $@convention(thin) (Builtin.Int64) -> (Builtin.Int64, Builtin.Int64, Builtin.Int64, Builtin.Int64, Builtin.Int64, Builtin.Int64) {
// CHECK: bb0(%0 : $Builtin.Int64):
// CHECK:   %[[T1:.*]] = tuple (%0 : $Builtin.Int64, %0 : $Builtin.Int64)
// CHECK:   %[[F:.*]] = function_ref @f090_tupletuple : $@convention(thin) ((Builtin.Int64, Builtin.Int64), Builtin.Int64) -> (@out (Builtin.Int64, Builtin.Int64), @out (Builtin.Int64, Builtin.Int64), Builtin.Int64, Builtin.Int64)
// CHECK:   %[[O1:.*]] = alloc_stack $(Builtin.Int64, Builtin.Int64)
// CHECK:   %[[O2:.*]] = alloc_stack $(Builtin.Int64, Builtin.Int64)
// CHECK:   %[[RT:.*]] = apply %[[F]](%[[O1]], %4, %1, %0) : $@convention(thin) ((Builtin.Int64, Builtin.Int64), Builtin.Int64) -> (@out (Builtin.Int64, Builtin.Int64), @out (Builtin.Int64, Builtin.Int64), Builtin.Int64, Builtin.Int64)
// CHECK:   %[[R1:.*]] = tuple_extract %[[RT]] : $(Builtin.Int64, Builtin.Int64), 1
// CHECK:   %[[R0:.*]] = tuple_extract %[[RT]] : $(Builtin.Int64, Builtin.Int64), 0
// CHECK:   %[[L2:.*]] = load %[[O2]] : $*(Builtin.Int64, Builtin.Int64)
// CHECK:   dealloc_stack %[[O2]] : $*(Builtin.Int64, Builtin.Int64)
// CHECK:   %[[L1:.*]] = load %[[O1]] : $*(Builtin.Int64, Builtin.Int64)
// CHECK:   dealloc_stack %[[O1]] : $*(Builtin.Int64, Builtin.Int64)
// CHECK:   %[[E10:.*]] = tuple_extract %[[L1]] : $(Builtin.Int64, Builtin.Int64), 0
// CHECK:   %[[E11:.*]] = tuple_extract %[[L1]] : $(Builtin.Int64, Builtin.Int64), 1
// CHECK:   %[[E20:.*]] = tuple_extract %[[L2]] : $(Builtin.Int64, Builtin.Int64), 0
// CHECK:   %[[E21:.*]] = tuple_extract %[[L2]] : $(Builtin.Int64, Builtin.Int64), 1
// CHECK:   %[[RET:.*]] = tuple (%[[E10]] : $Builtin.Int64, %[[E11]] : $Builtin.Int64, %[[E20]] : $Builtin.Int64, %[[E21]] : $Builtin.Int64, %[[R0]] : $Builtin.Int64, %[[R1]] : $Builtin.Int64)
// CHECK:   return %[[RET]] : $(Builtin.Int64, Builtin.Int64, Builtin.Int64, Builtin.Int64, Builtin.Int64, Builtin.Int64)
// CHECK-LABEL: } // end sil function 'f091_callTuple'
sil @f091_callTuple : $@convention(thin) (Int) -> (Int, Int, Int, Int, Int, Int) {
bb0(%0: $Int):
  %1 = tuple (%0 : $Int, %0 : $Int)
  %2 = function_ref @f090_tupletuple : $@convention(thin) ((Int, Int), Int) -> (@out (Int, Int), @out (Int, Int), Int, Int)
  %3 = apply %2(%1, %0) : $@convention(thin) ((Int, Int), Int) -> (@out (Int, Int), @out (Int, Int), Int, Int)
  %9 = tuple_extract %3 : $((Int, Int), (Int, Int), Int, Int), 0
  %10 = tuple_extract %3 : $((Int, Int), (Int, Int), Int, Int), 1
  %11 = tuple_extract %3 : $((Int, Int), (Int, Int), Int, Int), 2
  %12 = tuple_extract %3 : $((Int, Int), (Int, Int), Int, Int), 3
  %13 = tuple_extract %9 : $(Int, Int), 0
  %14 = tuple_extract %9 : $(Int, Int), 1
  %15 = tuple_extract %10 : $(Int, Int), 0
  %16 = tuple_extract %10 : $(Int, Int), 1
  %17 = tuple (%13 : $Int, %14 : $Int, %15 : $Int, %16 : $Int, %11 : $Int, %12 : $Int)
  return %17 : $(Int, Int, Int, Int, Int, Int)
}

// CHECK-LABEL: sil hidden @f100_any : $@convention(thin) (@in Any) -> () {
// CHECK: bb0(%0 : $*Any):
// CHECK:   destroy_addr %0 : $*Any
// CHECK:   %[[T:.*]] = tuple ()
// CHECK:   return %[[T]] : $()
// CHECK-LABEL: } // end sil function 'f100_any'
sil hidden @f100_any : $@convention(thin) (@in Any) -> () {
bb0(%0 : $Any):
  debug_value %0 : $Any, let, name "any", argno 1
  destroy_value %0 : $Any
  %3 = tuple ()
  return %3 : $()
}

// CHECK-LABEL: sil @f101_passAny : $@convention(thin) <T> (@in T) -> () {
// CHECK: bb0(%0 : $*T):
// CHECK:   %[[T1:.*]] = alloc_stack $T
// CHECK:   %[[A:.*]] = alloc_stack $Any
// CHECK:   %[[F:.*]] = function_ref @f100_any : $@convention(thin) (@in Any) -> ()
// CHECK:   copy_addr %0 to [initialization] %[[T1]] : $*T
// CHECK:   %[[T2:.*]] = init_existential_addr %[[A]] : $*Any, $T
// CHECK:   copy_addr [take] %[[T1]] to [initialization] %[[T2]] : $*T
// CHECK:   %{{.*}} = apply %[[F]](%[[A]]) : $@convention(thin) (@in Any) -> ()
// CHECK:   destroy_addr %0 : $*T
// CHECK:   %[[R:.*]] = tuple ()
// CHECK:   dealloc_stack %[[A]] : $*Any
// CHECK:   dealloc_stack %[[T1]] : $*T
// CHECK:   return %[[R]] : $()
// CHECK-LABEL: } // end sil function 'f101_passAny'
sil @f101_passAny : $@convention(thin) <T> (@in T) -> () {
bb0(%0 : $T):
  %2 = function_ref @f100_any : $@convention(thin) (@in Any) -> ()
  %3 = copy_value %0 : $T
  %4 = init_existential_value %3 : $T, $T, $Any
  %5 = apply %2(%4) : $@convention(thin) (@in Any) -> ()
  destroy_value %0 : $T
  %7 = tuple ()
  return %7 : $()
}

// Test convertIndirectFunctionArgs and init_existential_value on concrete
// types.
// CHECK-LABEL: sil @f102_passAnyObjectAsAny : $@convention(thin) (@in AnyObject) -> () {
// CHECK: bb0(%0 : $*AnyObject):
// CHECK:   %[[A:.*]] = alloc_stack $Any
// CHECK:   %[[ARG:.*]] = load %0 : $*AnyObject
// CHECK:   %[[F:.*]] = function_ref @f100_any : $@convention(thin) (@in Any) -> ()
// CHECK:   strong_retain %[[ARG]] : $AnyObject
// CHECK:   %[[VAL:.*]] = init_existential_addr %[[A]] : $*Any, $AnyObject
// CHECK:   store %[[ARG]] to %[[VAL]] : $*AnyObject
// CHECK:   %{{.*}} = apply %[[F]](%[[A]]) : $@convention(thin) (@in Any) -> ()
// CHECK:   strong_release %[[ARG]] : $AnyObject
// CHECK:   %[[R:.*]] = tuple ()
// CHECK:   dealloc_stack %[[A]] : $*Any
// CHECK:   return %[[R]] : $()
// CHECK-LABEL: } // end sil function 'f102_passAnyObjectAsAny'
sil @f102_passAnyObjectAsAny : $@convention(thin) (@in AnyObject) -> () {
bb0(%0 : $AnyObject):
  %2 = function_ref @f100_any : $@convention(thin) (@in Any) -> ()
  strong_retain %0 : $AnyObject
  %4 = init_existential_value %0 : $AnyObject, $AnyObject, $Any
  %5 = apply %2(%4) : $@convention(thin) (@in Any) -> ()
  strong_release %0 : $AnyObject
  %7 = tuple ()
  return %7 : $()
}