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https://github.com/apple/swift.git
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62 lines
2.7 KiB
LLVM
62 lines
2.7 KiB
LLVM
; RUN: opt -load %libdir/SwiftARCPasses.dylib -swift-arc-expand -S %s | FileCheck %s
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; XFAIL: asan
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target datalayout = "e-p:64:64:64-S128-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f16:16:16-f32:32:32-f64:64:64-f128:128:128-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
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target triple = "x86_64-apple-darwin11.3.0"
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%swift.refcounted = type { %swift.heapmetadata*, i64 }
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%swift.heapmetadata = type { i64 (%swift.refcounted*)*, i64 (%swift.refcounted*)* }
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declare %swift.refcounted* @swift_allocObject(%swift.heapmetadata* , i64, i64) nounwind
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declare void @swift_release(%swift.refcounted* nocapture)
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declare %swift.refcounted* @swift_retain(%swift.refcounted* ) nounwind
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declare void @swift_retain_noresult(%swift.refcounted* nocapture) nounwind
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declare { i64, i64, i64 } @swift_retainAndReturnThree(%swift.refcounted* , i64, i64 , i64 )
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; rdar://11563395 - Synthesize calls to swift_retainAndReturnThree for better codegen
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define { i8*, i64, %swift.refcounted* } @retain3_test1(i8*, i64, %swift.refcounted*) nounwind {
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entry:
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%3 = bitcast i32 0 to i32
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call void @swift_retain_noresult(%swift.refcounted* %2)
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%4 = insertvalue { i8*, i64, %swift.refcounted* } undef, i8* %0, 0
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%5 = insertvalue { i8*, i64, %swift.refcounted* } %4, i64 %1, 1
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%6 = insertvalue { i8*, i64, %swift.refcounted* } %5, %swift.refcounted* %2, 2
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ret { i8*, i64, %swift.refcounted* } %6
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}
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; CHECK: @retain3_test1
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; CHECK: tail call {{.*}} @swift_retainAndReturnThree
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; CHECK: ret
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; retain3_test2 - This shows a case where something else (eg inlining an already
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; optimized function) has given us a swift_retainAndReturnThree that we need to
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; destructure and reassemble.
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define { i8*, i64, %swift.refcounted* } @retain3_test2(i8*, i64, %swift.refcounted*) nounwind {
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entry:
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call void @swift_retain_noresult(%swift.refcounted* %2)
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%3 = insertvalue { i8*, i64, %swift.refcounted* } undef, i8* %0, 0
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%4 = insertvalue { i8*, i64, %swift.refcounted* } %3, i64 %1, 1
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%5 = insertvalue { i8*, i64, %swift.refcounted* } %4, %swift.refcounted* %2, 2
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ret { i8*, i64, %swift.refcounted* } %5
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}
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; CHECK: @retain3_test2
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; CHECK: tail call {{.*}} @swift_retainAndReturnThree
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; CHECK: ret
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define { i8*, i64, %swift.refcounted* } @retain3_test3(i8*, i64, %swift.refcounted** %self.owner) nounwind {
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entry:
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%2 = load %swift.refcounted** %self.owner, align 8
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%3 = insertvalue { i8*, i64, %swift.refcounted* } undef, i8* %0, 0
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%4 = insertvalue { i8*, i64, %swift.refcounted* } %3, i64 %1, 1
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%5 = insertvalue { i8*, i64, %swift.refcounted* } %4, %swift.refcounted* %2, 2
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call void @swift_retain_noresult(%swift.refcounted* %2)
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ret { i8*, i64, %swift.refcounted* } %5
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}
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; CHECK: @retain3_test3
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; CHECK: tail call {{.*}} @swift_retainAndReturnThree
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; CHECK: ret
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