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68 lines
2.5 KiB
Swift
68 lines
2.5 KiB
Swift
// RUN: %target-swift-frontend %s -emit-ir | %FileCheck %s
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// REQUIRES: CPU=i386 || CPU=x86_64
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// Non-Swift _silgen_name definitions
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@_silgen_name("atan2") func atan2test(_ a: Double, _ b: Double) -> Double
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_ = atan2test(0.0, 0.0)
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// CHECK: call swiftcc double @atan2(double {{.*}}, double {{.*}})
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// Ordinary Swift definitions
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// The unused internal and private functions are expected to be kept as they
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// may be used from the debugger in unoptimized builds.
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public func PlainPublic() { }
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internal func PlainInternal() { }
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private func PlainPrivate() { }
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// CHECK: define{{( dllexport)?}}{{( protected)?}} swiftcc void @"$s7asmname11PlainPublic
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// CHECK: define{{( dllexport)?}}{{( protected)?}} hidden swiftcc void @"$s7asmname13PlainInternalyyF
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// CHECK: define{{( dllexport)?}}{{( protected)?}} internal swiftcc void @"$s7asmname12PlainPrivate
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// Swift _silgen_name definitions
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// The private function is expected
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// to be eliminated as it may be used from the
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// debugger in unoptimized builds,
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// and the internal function must survive for C use.
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// Only the C-named definition is emitted.
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@_silgen_name("silgen_name_public") public func SilgenNamePublic() { }
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@_silgen_name("silgen_name_internal") internal func SilgenNameInternal() { }
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@_silgen_name("silgen_name_private") private func SilgenNamePrivate() { }
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// CHECK: define{{( dllexport)?}}{{( protected)?}} swiftcc void @silgen_name_public
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// CHECK: define hidden swiftcc void @silgen_name_internal
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// CHECK: define internal swiftcc void @silgen_name_private
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// CHECK-NOT: SilgenName
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// Swift cdecl definitions
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// The private functions are expected to be kept as it may be used from the debugger,
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// and the internal functions must survive for C use.
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// Both a C-named definition and a Swift-named definition are emitted.
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@_cdecl("cdecl_public") public func CDeclPublic() { }
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@_cdecl("cdecl_internal") internal func CDeclInternal() { }
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@_cdecl("cdecl_private") private func CDeclPrivate() { }
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// CHECK: define{{( dllexport)?}}{{( protected)?}} void @cdecl_public
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// CHECK: define{{( dllexport)?}}{{( protected)?}} swiftcc void @"$s7asmname11CDeclPublic
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// CHECK: define hidden void @cdecl_internal
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// CHECK: define hidden swiftcc void @"$s7asmname13CDeclInternal
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// CHECK: define internal void @cdecl_private()
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// silgen_name on enum constructors
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public enum X {
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case left(Int64)
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case right(Int64)
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}
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extension X {
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// CHECK: define{{( dllexport)?}}{{( protected)?}} swiftcc { i64, i8 } @blah_X_constructor
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@_silgen_name("blah_X_constructor")
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public init(blah: Int64) {
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self = .left(blah)
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}
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}
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