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115 lines
5.7 KiB
Swift
115 lines
5.7 KiB
Swift
// RUN: %target-swift-frontend -emit-sil -O %s | %FileCheck %s
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// REQUIRES: optimized_stdlib
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// Opaque, unoptimizable functions to call.
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@_silgen_name("takesConstRawPointer")
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func takesConstRawPointer(_ x: UnsafeRawPointer)
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@_silgen_name("takesOptConstRawPointer")
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func takesOptConstRawPointer(_ x: UnsafeRawPointer?)
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@_silgen_name("takesMutableRawPointer")
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func takesMutableRawPointer(_ x: UnsafeMutableRawPointer)
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@_silgen_name("takesOptMutableRawPointer")
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func takesOptMutableRawPointer(_ x: UnsafeMutableRawPointer?)
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// Opaque function for generating values
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@_silgen_name("get")
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func get<T>() -> T
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// The purpose of these tests is to make sure the storage is never released
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// before the call to the opaque function.
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// CHECK-LABEL: sil @_T018pointer_conversion9testArrayyyF
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public func testArray() {
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let array: [Int] = get()
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takesConstRawPointer(array)
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// CHECK: [[OWNER:%.+]] = enum $Optional<AnyObject>, #Optional.some!enumelt.1,
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// CHECK-NEXT: [[POINTER:%.+]] = struct $UnsafeRawPointer (
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// CHECK-NEXT: [[DEP_POINTER:%.+]] = mark_dependence [[POINTER]] : $UnsafeRawPointer on [[OWNER]] : $Optional<AnyObject>
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// CHECK: [[FN:%.+]] = function_ref @takesConstRawPointer
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// CHECK-NEXT: apply [[FN]]([[DEP_POINTER]])
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// CHECK-NOT: release
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// CHECK-NOT: {{^bb[0-9]+:}}
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// CHECK: strong_release {{%.+}} : ${{Builtin[.]BridgeObject|_ContiguousArrayStorageBase}}
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// CHECK-NEXT: [[EMPTY:%.+]] = tuple ()
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// CHECK-NEXT: return [[EMPTY]]
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}
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// CHECK-LABEL: sil @_T018pointer_conversion19testArrayToOptionalyyF
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public func testArrayToOptional() {
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let array: [Int] = get()
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takesOptConstRawPointer(array)
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// CHECK: [[OWNER:%.+]] = enum $Optional<AnyObject>, #Optional.some!enumelt.1,
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// CHECK-NEXT: [[POINTER:%.+]] = struct $UnsafeRawPointer (
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// CHECK-NEXT: [[DEP_POINTER:%.+]] = mark_dependence [[POINTER]] : $UnsafeRawPointer on [[OWNER]] : $Optional<AnyObject>
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// CHECK-NEXT: [[OPT_POINTER:%.+]] = enum $Optional<UnsafeRawPointer>, #Optional.some!enumelt.1, [[DEP_POINTER]]
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// CHECK: [[FN:%.+]] = function_ref @takesOptConstRawPointer
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// CHECK-NEXT: apply [[FN]]([[OPT_POINTER]])
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// CHECK-NOT: release
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// CHECK-NOT: {{^bb[0-9]+:}}
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// CHECK: strong_release {{%.+}} : ${{Builtin[.]BridgeObject|_ContiguousArrayStorageBase}}
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// CHECK-NEXT: [[EMPTY:%.+]] = tuple ()
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// CHECK-NEXT: return [[EMPTY]]
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}
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// CHECK-LABEL: sil @_T018pointer_conversion16testMutableArrayyyF
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public func testMutableArray() {
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var array: [Int] = get()
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takesMutableRawPointer(&array)
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// CHECK: [[OWNER:%.+]] = enum $Optional<AnyObject>, #Optional.some!enumelt.1,
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// CHECK-NEXT: [[POINTER:%.+]] = struct $UnsafeMutableRawPointer (
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// CHECK-NEXT: [[DEP_POINTER:%.+]] = mark_dependence [[POINTER]] : $UnsafeMutableRawPointer on [[OWNER]] : $Optional<AnyObject>
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// CHECK: [[FN:%.+]] = function_ref @takesMutableRawPointer
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// CHECK-NEXT: apply [[FN]]([[DEP_POINTER]])
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// CHECK-NOT: release
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// CHECK-NOT: {{^bb[0-9]+:}}
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// CHECK: strong_release {{%.+}} : ${{Builtin[.]BridgeObject|_ContiguousArrayStorageBase}}
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// CHECK-NEXT: dealloc_stack {{%.+}} : $*Array<Int>
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// CHECK-NEXT: [[EMPTY:%.+]] = tuple ()
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// CHECK-NEXT: return [[EMPTY]]
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}
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// CHECK-LABEL: sil @_T018pointer_conversion26testMutableArrayToOptionalyyF
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public func testMutableArrayToOptional() {
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var array: [Int] = get()
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takesOptMutableRawPointer(&array)
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// CHECK: [[OWNER:%.+]] = enum $Optional<AnyObject>, #Optional.some!enumelt.1,
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// CHECK-NEXT: [[POINTER:%.+]] = struct $UnsafeMutableRawPointer (
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// CHECK-NEXT: [[DEP_POINTER:%.+]] = mark_dependence [[POINTER]] : $UnsafeMutableRawPointer on [[OWNER]] : $Optional<AnyObject>
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// CHECK-NEXT: [[OPT_POINTER:%.+]] = enum $Optional<UnsafeMutableRawPointer>, #Optional.some!enumelt.1, [[DEP_POINTER]]
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// CHECK: [[FN:%.+]] = function_ref @takesOptMutableRawPointer
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// CHECK-NEXT: apply [[FN]]([[OPT_POINTER]])
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// CHECK-NOT: release
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// CHECK-NOT: {{^bb[0-9]+:}}
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// CHECK: strong_release {{%.+}} : ${{Builtin[.]BridgeObject|_ContiguousArrayStorageBase}}
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// CHECK-NEXT: dealloc_stack {{%.+}} : $*Array<Int>
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// CHECK-NEXT: [[EMPTY:%.+]] = tuple ()
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// CHECK-NEXT: return [[EMPTY]]
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}
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// CHECK-LABEL: sil @_T018pointer_conversion17testOptionalArrayyyF
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public func testOptionalArray() {
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let array: [Int]? = get()
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takesOptConstRawPointer(array)
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// CHECK: [[OWNER:%.+]] = enum $Optional<AnyObject>, #Optional.some!enumelt.1,
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// CHECK-NEXT: [[POINTER:%.+]] = struct $UnsafeRawPointer (
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// CHECK-NEXT: [[DEP_POINTER:%.+]] = mark_dependence [[POINTER]] : $UnsafeRawPointer on [[OWNER]] : $Optional<AnyObject>
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// CHECK-NEXT: [[OPT_POINTER:%.+]] = enum $Optional<UnsafeRawPointer>, #Optional.some!enumelt.1, [[DEP_POINTER]]
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// CHECK-NEXT: br [[CALL_BRANCH:bb[0-9]+]]([[OPT_POINTER]] : $Optional<UnsafeRawPointer>, [[OWNER]] : $Optional<AnyObject>)
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// CHECK: [[CALL_BRANCH]]([[OPT_POINTER:%.+]] : $Optional<UnsafeRawPointer>, [[OWNER:%.+]] : $Optional<AnyObject>):
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// CHECK-NOT: release
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// CHECK-NEXT: [[DEP_OPT_POINTER:%.+]] = mark_dependence [[OPT_POINTER]] : $Optional<UnsafeRawPointer> on [[OWNER]] : $Optional<AnyObject>
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// CHECK: [[FN:%.+]] = function_ref @takesOptConstRawPointer
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// CHECK-NEXT: apply [[FN]]([[DEP_OPT_POINTER]])
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// CHECK-NOT: release
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// CHECK-NOT: {{^bb[0-9]+:}}
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// CHECK: release_value {{%.+}} : $Optional<Array<Int>>
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// CHECK-NEXT: [[EMPTY:%.+]] = tuple ()
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// CHECK-NEXT: return [[EMPTY]]
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// CHECK: {{bb[0-9]+}}:
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// CHECK-NEXT: [[NO_POINTER:%.+]] = enum $Optional<UnsafeRawPointer>, #Optional.none!enumelt
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// CHECK-NEXT: [[NO_OWNER:%.+]] = enum $Optional<AnyObject>, #Optional.none!enumelt
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// CHECK-NEXT: br [[CALL_BRANCH]]([[NO_POINTER]] : $Optional<UnsafeRawPointer>, [[NO_OWNER]] : $Optional<AnyObject>)
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} // CHECK: end sil function '_T018pointer_conversion17testOptionalArrayyyF'
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