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72 lines
3.2 KiB
Swift
72 lines
3.2 KiB
Swift
// RUN: rm -rf %t && mkdir %t
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// RUN: %target-build-swift %s -profile-generate -Xfrontend -disable-incremental-llvm-codegen -module-name pgo_checked_cast -o %t/main
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// RUN: env LLVM_PROFILE_FILE=%t/default.profraw %target-run %t/main
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// RUN: %llvm-profdata merge %t/default.profraw -o %t/default.profdata
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// RUN: %target-swift-frontend %s -Xllvm -sil-full-demangle -profile-use=%t/default.profdata -emit-sorted-sil -emit-sil -module-name pgo_checked_cast -o - | %FileCheck %s --check-prefix=SIL
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// need to lower checked_cast_addr_br(addr) into IR for this
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// %target-swift-frontend %s -Xllvm -sil-full-demangle -profile-use=%t/default.profdata -emit-ir -module-name pgo_checked_cast -o - | %FileCheck %s --check-prefix=IR
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// RUN: %target-swift-frontend %s -Xllvm -sil-full-demangle -profile-use=%t/default.profdata -O -emit-sorted-sil -emit-sil -module-name pgo_checked_cast -o - | %FileCheck %s --check-prefix=SIL-OPT
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// need to lower checked_cast_addr_br(addr) into IR for this
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// %target-swift-frontend %s -Xllvm -sil-full-demangle -profile-use=%t/default.profdata -O -emit-ir -module-name pgo_checked_cast -o - | %FileCheck %s --check-prefix=IR-OPT
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// REQUIRES: profile_runtime
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// REQUIRES: OS=macosx
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// SIL-LABEL: // pgo_checked_cast.check1<A>(Any, A) -> A
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// SIL-LABEL: sil @_T016pgo_checked_cast6check1yxyp_xtlF : $@convention(thin) <T> (@in Any, @in T) -> @out T !function_entry_count(5001) {
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// IR-LABEL: define swiftcc i32 @_T06pgo_checked_cast6guess1s5Int32VAD1x_tF
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// IR-OPT-LABEL: define swiftcc i32 @_T06pgo_checked_cast6guess1s5Int32VAD1x_tF
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public func check1<T>(_ a : Any, _ t : T) -> T {
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// SIL: checked_cast_addr_br take_always Any in {{.*}} : $*Any to T in {{.*}} : $*T, {{.*}}, {{.*}} !true_count(5000) !false_count(1)
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// SIL-OPT: checked_cast_addr_br take_always Any in {{.*}} : $*Any to T in {{.*}} : $*T, {{.*}}, {{.*}} !true_count(5000) !false_count(1)
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if let x = a as? T {
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return x
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} else {
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return t
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}
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}
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public class B {}
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public class C : B {}
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public class D : C {}
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// SIL-LABEL: // pgo_checked_cast.check2(pgo_checked_cast.B) -> Swift.Int32
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// SIL-LABEL: sil @_T016pgo_checked_cast6check2ys5Int32VAA1BCF : $@convention(thin) (@owned B) -> Int32 !function_entry_count(5003) {
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// IR-LABEL: define swiftcc i32 @_T06pgo_checked_cast6guess1s5Int32VAD1x_tF
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// IR-OPT-LABEL: define swiftcc i32 @_T06pgo_checked_cast6guess1s5Int32VAD1x_tF
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public func check2(_ a : B) -> Int32 {
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// SIL: checked_cast_br %0 : $B to $D, {{.*}}, {{.*}} !true_count(5000)
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// SIL: checked_cast_br %0 : $B to $C, {{.*}}, {{.*}} !true_count(2)
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// SIL-OPT: checked_cast_br %0 : $B to $D, {{.*}}, {{.*}} !true_count(5000)
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// SIL-OPT: checked_cast_br %0 : $B to $C, {{.*}}, {{.*}} !true_count(2)
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switch a {
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case is D:
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return 42
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case is C:
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return 23
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default:
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return 13
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}
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}
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func main() {
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let answer : Int32 = 42
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var sum : Int32 = 0
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sum += check1("The answer to the life, the universe, and everything", answer)
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sum += check2(B())
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sum += check2(C())
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sum += check2(C())
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for i : Int32 in 1...5000 {
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sum += check1(i, answer)
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sum += check2(D())
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}
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}
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main()
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// IR: !{!"branch_weights", i32 5001, i32 2}
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// IR-OPT: !{!"branch_weights", i32 5001, i32 2}
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