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Textual SIL was sometimes ambiguous when SILDeclRefs were used, because the textual representation of SILDeclRefs was the same for functions that have the same name, but different signatures.
167 lines
7.0 KiB
Plaintext
167 lines
7.0 KiB
Plaintext
// RUN: %target-sil-opt -assume-parsing-unqualified-ownership-sil -enable-sil-verify-all %s -devirtualizer | %FileCheck %s
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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 K {
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func ping() -> Int
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private func pong() -> Int
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@objc deinit
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init()
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}
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//CHECK-LABEL: _TFC4test1K4pingfS0_FT_Si
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//CHECK: function_ref @_TFC4test1K4pongfS0_FT_Si
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//CHECK-NEXT: apply
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//CHECK-NEXT: return
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sil @_TFC4test1K4pingfS0_FT_Si : $@convention(method) (@guaranteed K) -> Int {
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bb0(%0 : $K):
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%1 = class_method %0 : $K, #K.pong!1 : (K) -> () -> Int, $@convention(method) (@guaranteed K) -> Int // user: %2
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%2 = apply %1(%0) : $@convention(method) (@guaranteed K) -> Int // user: %3
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return %2 : $Int // id: %3
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}
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sil @_TFC5test21K4pongfS0_FT_Si : $@convention(method) (@guaranteed K) -> Int
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sil @_TFC4test1K4pongfS0_FT_Si : $@convention(method) (@guaranteed K) -> Int
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sil @_TFC4test1Kd : $@convention(method) (@guaranteed K) -> @owned Builtin.NativeObject
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sil @_TFC4test1KD : $@convention(method) (@guaranteed K) -> ()
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sil @_TFC4test1KcfMS0_FT_S0_ : $@convention(method) (@owned K) -> @owned K
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sil @_TFC4test1KCfMS0_FT_S0_ : $@convention(thin) (@thick K.Type) -> @owned K
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sil_vtable K {
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#K.ping!1: _TFC4test1K4pingfS0_FT_Si // test.K.ping (test.K)() -> Swift.Int
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#K.pong!1: _TFC4test1K4pongfS0_FT_Si // test.K.pong (test.K)() -> Swift.Int
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#K.init!initializer.1: _TFC4test1KcfMS0_FT_S0_ // test.K.init (test.K.Type)() -> test.K
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}
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class X
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{
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private func ping() -> Int
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@objc deinit
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init()
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}
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class Y : X
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{
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@objc deinit
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override init()
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}
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class A
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{
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private func ping() -> Int
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@objc deinit
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init()
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}
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class B : A
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{
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override func ping() -> Int
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@objc deinit
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override init()
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}
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sil @_TFC14devirt_access21X4pingfS0_FT_Si : $@convention(method) (@guaranteed X) -> Int
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sil public_external [transparent] @_TFSi33_convertFromBuiltinIntegerLiteralfMSiFBi2048_Si : $@convention(thin) (Builtin.Int2048, @thin Int.Type) -> Int
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sil @_TFC14devirt_access21Xd : $@convention(method) (@guaranteed X) -> @owned Builtin.NativeObject
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sil @_TFC14devirt_access21XD : $@convention(method) (@guaranteed X) -> ()
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sil @_TFC14devirt_access21XcfMS0_FT_S0_ : $@convention(method) (@owned X) -> @owned X
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sil @_TFC14devirt_access21XCfMS0_FT_S0_ : $@convention(thin) (@thick X.Type) -> @owned X
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sil @_TFC14devirt_access21Yd : $@convention(method) (@guaranteed Y) -> @owned Builtin.NativeObject
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sil @_TFC14devirt_access21YD : $@convention(method) (@guaranteed Y) -> ()
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sil @_TFC14devirt_access21YcfMS0_FT_S0_ : $@convention(method) (@owned Y) -> @owned Y
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sil @_TFC14devirt_access21YCfMS0_FT_S0_ : $@convention(thin) (@thick Y.Type) -> @owned Y
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sil @_TFC14devirt_access21A4pingfS0_FT_Si : $@convention(method) (@guaranteed A) -> Int
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sil @_TFC14devirt_access21Ad : $@convention(method) (@guaranteed A) -> @owned Builtin.NativeObject
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sil @_TFC14devirt_access21AD : $@convention(method) (@guaranteed A) -> ()
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sil @_TFC14devirt_access21AcfMS0_FT_S0_ : $@convention(method) (@owned A) -> @owned A
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sil @_TFC14devirt_access21ACfMS0_FT_S0_ : $@convention(thin) (@thick A.Type) -> @owned A
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sil @_TFC14devirt_access21B4pingfS0_FT_Si : $@convention(method) (@guaranteed B) -> Int
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sil @_TFC14devirt_access21Bd : $@convention(method) (@guaranteed B) -> @owned Builtin.NativeObject
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sil @_TFC14devirt_access21BD : $@convention(method) (@guaranteed B) -> ()
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sil @_TFC14devirt_access21BcfMS0_FT_S0_ : $@convention(method) (@owned B) -> @owned B
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sil @_TFC14devirt_access21BCfMS0_FT_S0_ : $@convention(thin) (@thick B.Type) -> @owned B
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//CHECK-LABEL: sil @Case1
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//CHECK: function_ref @_TFC14devirt_access21X4pingfS0_FT_Si
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//CHECK-NEXT: apply
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//CHECK: return
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sil @Case1 : $@convention(thin) (@owned X) -> Int {
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bb0(%0 : $X):
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debug_value %0 : $X, let, name "a" // id: %1
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strong_retain %0 : $X // id: %2
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%3 = class_method %0 : $X, #X.ping!1 : (X) -> () -> Int, $@convention(method) (@guaranteed X) -> Int // user: %4
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%4 = apply %3(%0) : $@convention(method) (@guaranteed X) -> Int // user: %6
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strong_release %0 : $X // id: %5
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return %4 : $Int // id: %6
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}
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//CHECK-LABEL: sil @Case2
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//CHECK: function_ref @_TFC14devirt_access21X4pingfS0_FT_Si
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// Y is an internal class, it has no subclasses and it is a wmo compilation,
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// therefore ping method invocation can be devirtualized.
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//CHECK-NOT: class_method
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//CHECK: apply
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//CHECK-NOT: class_method
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//CHECK: return
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sil @Case2 : $@convention(thin) (@owned Y) -> Int {
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bb0(%0 : $Y):
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debug_value %0 : $Y, let, name "a" // id: %1
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strong_retain %0 : $Y // id: %2
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%3 = upcast %0 : $Y to $X // users: %4, %5
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%4 = class_method %3 : $X, #X.ping!1 : (X) -> () -> Int, $@convention(method) (@guaranteed X) -> Int // user: %5
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%5 = apply %4(%3) : $@convention(method) (@guaranteed X) -> Int // user: %7
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strong_release %0 : $Y // id: %6
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return %5 : $Int // id: %7
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}
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//CHECK-LABEL: sil @Case3
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//CHECK: class_method
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//CHECK: return
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sil @Case3 : $@convention(thin) (@owned A) -> Int {
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bb0(%0 : $A):
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debug_value %0 : $A, let, name "a" // id: %1
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strong_retain %0 : $A // id: %2
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%3 = class_method %0 : $A, #A.ping!1 : (A) -> () -> Int, $@convention(method) (@guaranteed A) -> Int // user: %4
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%4 = apply %3(%0) : $@convention(method) (@guaranteed A) -> Int // user: %6
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strong_release %0 : $A // id: %5
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return %4 : $Int // id: %6
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}
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//CHECK-LABEL: sil @Case4
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//CHECK: class_method
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//CHECK: return
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sil @Case4 : $@convention(thin) (@owned B) -> Int {
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bb0(%0 : $B):
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debug_value %0 : $B, let, name "a" // id: %1
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strong_retain %0 : $B // id: %2
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%3 = class_method %0 : $B, #B.ping!1 : (B) -> () -> Int, $@convention(method) (@guaranteed B) -> Int // user: %4
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%4 = apply %3(%0) : $@convention(method) (@guaranteed B) -> Int // user: %6
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strong_release %0 : $B // id: %5
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return %4 : $Int // id: %6
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}
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sil_vtable X {
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#X.ping!1: _TFC14devirt_access21X4pingfS0_FT_Si // devirt_access2.X.ping (devirt_access2.X)() -> Swift.Int
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#X.init!initializer.1: _TFC14devirt_access21XcfMS0_FT_S0_ // devirt_access2.X.init (devirt_access2.X.Type)() -> devirt_access2.X
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}
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sil_vtable Y {
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#X.ping!1: _TFC14devirt_access21X4pingfS0_FT_Si // devirt_access2.X.ping (devirt_access2.X)() -> Swift.Int
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#X.init!initializer.1: _TFC14devirt_access21YcfMS0_FT_S0_ // devirt_access2.Y.init (devirt_access2.Y.Type)() -> devirt_access2.Y
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}
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sil_vtable A {
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#A.ping!1: _TFC14devirt_access21A4pingfS0_FT_Si // devirt_access2.A.ping (devirt_access2.A)() -> Swift.Int
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#A.init!initializer.1: _TFC14devirt_access21AcfMS0_FT_S0_ // devirt_access2.A.init (devirt_access2.A.Type)() -> devirt_access2.A
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}
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sil_vtable B {
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#A.ping!1: _TFC14devirt_access21B4pingfS0_FT_Si // devirt_access2.B.ping (devirt_access2.B)() -> Swift.Int
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#A.init!initializer.1: _TFC14devirt_access21BcfMS0_FT_S0_ // devirt_access2.B.init (devirt_access2.B.Type)() -> devirt_access2.B
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}
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