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73 lines
3.4 KiB
Swift
73 lines
3.4 KiB
Swift
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// RUN: %target-swift-emit-silgen -enable-sil-opaque-values -emit-sorted-sil -Xllvm -sil-full-demangle -parse-stdlib -parse-as-library -module-name Swift %s | %FileCheck %s
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precedencegroup AssignmentPrecedence { assignment: true }
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enum Optional<Wrapped> {
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case none
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case some(Wrapped)
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}
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protocol EmptyP {}
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struct String { var ptr: Builtin.NativeObject }
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// Tests Empty protocol + Builtin.NativeObject enum (including opaque tuples as a return value)
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// ---
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// CHECK-LABEL: sil hidden [ossa] @$ss21s010______PAndS_casesyyF : $@convention(thin) () -> () {
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// CHECK: bb0:
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// CHECK: [[MTYPE:%.*]] = metatype $@thin PAndSEnum.Type
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// CHECK: [[EAPPLY:%.*]] = apply {{.*}}([[MTYPE]]) : $@convention(thin) (@thin PAndSEnum.Type) -> @owned @callee_guaranteed (@in_guaranteed EmptyP, @guaranteed String) -> @out PAndSEnum
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// CHECK: destroy_value [[EAPPLY]]
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// CHECK: return %{{.*}} : $()
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// CHECK-LABEL: } // end sil function '$ss21s010______PAndS_casesyyF'
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func s010______PAndS_cases() {
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_ = PAndSEnum.A
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}
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// Init of Empty protocol + Builtin.NativeObject enum (including opaque tuples as a return value)
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// ---
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// CHECK-LABEL: sil private [ossa] @$ss21s010______PAndS_casesyyFs0B5SEnumOs6EmptyP_p_SStcACmcfu_ACsAD_p_SStcfu0_ : $@convention(thin) (@in_guaranteed EmptyP, @guaranteed String, @thin PAndSEnum.Type) -> @out PAndSEnum {
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// CHECK: bb0([[ARG0:%.*]] : @guaranteed $EmptyP, [[ARG1:%.*]] : @guaranteed $String, [[ARG2:%.*]] : $@thin PAndSEnum.Type):
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// CHECK: [[COPY0:%.*]] = copy_value [[ARG0]]
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// CHECK: [[COPY1:%.*]] = copy_value [[ARG1]]
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// CHECK: [[RTUPLE:%.*]] = tuple ([[COPY0]] : $EmptyP, [[COPY1]] : $String)
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// CHECK: [[RETVAL:%.*]] = enum $PAndSEnum, #PAndSEnum.A!enumelt, [[RTUPLE]] : $(EmptyP, String)
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// CHECK: return [[RETVAL]] : $PAndSEnum
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// CHECK-LABEL: } // end sil function '$ss21s010______PAndS_casesyyFs0B5SEnumOs6EmptyP_p_SStcACmcfu_ACsAD_p_SStcfu0_'
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enum PAndSEnum { case A(EmptyP, String) }
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// Test emitBuiltinReinterpretCast.
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// ---
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// CHECK-LABEL: sil hidden [ossa] @$ss21s020__________bitCast_2toq_x_q_mtr0_lF : $@convention(thin) <T, U> (@in_guaranteed T, @thick U.Type) -> @out U {
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// CHECK: bb0([[ARG:%.*]] : @guaranteed $T,
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// CHECK: [[COPY:%.*]] = copy_value [[ARG]] : $T
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// CHECK: [[CAST:%.*]] = unchecked_bitwise_cast [[COPY]] : $T to $U
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// CHECK: [[RET:%.*]] = copy_value [[CAST]] : $U
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// CHECK: destroy_value [[COPY]] : $T
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// CHECK: return [[RET]] : $U
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// CHECK-LABEL: } // end sil function '$ss21s020__________bitCast_2toq_x_q_mtr0_lF'
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func s020__________bitCast<T, U>(_ x: T, to type: U.Type) -> U {
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return Builtin.reinterpretCast(x)
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}
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// Test emitBuiltinCastReference
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// ---
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// CHECK-LABEL: sil hidden [ossa] @$ss21s030__________refCast_2toq_x_q_mtr0_lF : $@convention(thin) <T, U> (@in_guaranteed T, @thick U.Type) -> @out U {
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// CHECK: bb0([[ARG:%.*]] : @guaranteed $T, %1 : $@thick U.Type):
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// CHECK: [[COPY:%.*]] = copy_value [[ARG]] : $T
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// CHECK: [[SRC:%.*]] = alloc_stack $T
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// CHECK: store [[COPY]] to [init] [[SRC]] : $*T
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// CHECK: [[DEST:%.*]] = alloc_stack $U
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// CHECK: unchecked_ref_cast_addr T in [[SRC]] : $*T to U in [[DEST]] : $*U
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// CHECK: [[LOAD:%.*]] = load [take] [[DEST]] : $*U
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// CHECK: dealloc_stack [[DEST]] : $*U
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// CHECK: dealloc_stack [[SRC]] : $*T
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// CHECK-NOT: destroy_value [[ARG]] : $T
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// CHECK: return [[LOAD]] : $U
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// CHECK-LABEL: } // end sil function '$ss21s030__________refCast_2toq_x_q_mtr0_lF'
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func s030__________refCast<T, U>(_ x: T, to: U.Type) -> U {
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return Builtin.castReference(x)
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}
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