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57 lines
2.5 KiB
Plaintext
57 lines
2.5 KiB
Plaintext
// RUN: %target-sil-opt %s -compute-escape-effects | %FileCheck %s
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// REQUIRES: swift_in_compiler
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// REQUIRES: objc_interop
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// REQUIRES: PTRSIZE=64
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sil_stage canonical
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import Builtin
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import Swift
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import SwiftShims
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class Y {
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@_hasStorage var i: Int
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}
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// CHECK-LABEL: sil @array_adopt_storage
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// CHECK-NEXT: [%0: escape => %r.0.s0.s0.s0, escape c*.v** -> %r.**]
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// CHECK-NEXT: {{^[^[]}}
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sil @array_adopt_storage : $@convention(thin) (@owned _ContiguousArrayStorage<Y>) -> (@owned Array<Y>, UnsafeMutablePointer<Y>) {
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bb0(%0 : $_ContiguousArrayStorage<Y>):
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%3 = upcast %0 : $_ContiguousArrayStorage<Y> to $__ContiguousArrayStorageBase
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%12 = unchecked_ref_cast %0 : $_ContiguousArrayStorage<Y> to $Builtin.BridgeObject
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%13 = struct $_BridgeStorage<__ContiguousArrayStorageBase> (%12 : $Builtin.BridgeObject)
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%14 = struct $_ArrayBuffer<Y> (%13 : $_BridgeStorage<__ContiguousArrayStorageBase>)
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%15 = struct $Array<Y> (%14 : $_ArrayBuffer<Y>)
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%16 = ref_tail_addr %3 : $__ContiguousArrayStorageBase, $Y
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%17 = address_to_pointer %16 : $*Y to $Builtin.RawPointer
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%18 = struct $UnsafeMutablePointer<Y> (%17 : $Builtin.RawPointer)
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%19 = tuple (%15 : $Array<Y>, %18 : $UnsafeMutablePointer<Y>)
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return %19 : $(Array<Y>, UnsafeMutablePointer<Y>)
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}
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// CHECK-LABEL: sil @array_destructor
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// CHECK-NEXT: [%0: noescape, noescape c*.v**]
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// CHECK-NEXT: {{^[^[]}}
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sil @array_destructor : $@convention(method) <Element> (@owned _ContiguousArrayStorage<Element>) -> () {
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bb0(%0 : $_ContiguousArrayStorage<Element>):
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%1 = ref_tail_addr %0 : $_ContiguousArrayStorage<Element>, $Element
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%2 = address_to_pointer %1 : $*Element to $Builtin.RawPointer
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%3 = upcast %0 : $_ContiguousArrayStorage<Element> to $__ContiguousArrayStorageBase
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%4 = ref_element_addr %3 : $__ContiguousArrayStorageBase, #__ContiguousArrayStorageBase.countAndCapacity
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%5 = struct_element_addr %4 : $*_ArrayBody, #_ArrayBody._storage
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%6 = struct_element_addr %5 : $*_SwiftArrayBodyStorage, #_SwiftArrayBodyStorage.count
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%7 = struct_element_addr %6 : $*Int, #Int._value
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%8 = load %7 : $*Builtin.Int64
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%9 = builtin "assumeNonNegative_Int64"(%8 : $Builtin.Int64) : $Builtin.Int64
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%10 = metatype $@thick Element.Type
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%11 = builtin "truncOrBitCast_Int64_Word"(%9 : $Builtin.Int64) : $Builtin.Word
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%12 = builtin "destroyArray"<Element>(%10 : $@thick Element.Type, %2 : $Builtin.RawPointer, %11 : $Builtin.Word) : $()
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fix_lifetime %0 : $_ContiguousArrayStorage<Element>
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dealloc_ref %0 : $_ContiguousArrayStorage<Element>
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%15 = tuple ()
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return %15 : $()
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}
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