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107 lines
4.7 KiB
Swift
107 lines
4.7 KiB
Swift
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// RUN: %empty-directory(%t)
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// RUN: %target-build-swift %s -profile-generate -Xfrontend -disable-incremental-llvm-codegen -module-name pgo_switchenum -o %t/main
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// This unusual use of 'sh' allows the path of the profraw file to be
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// substituted by %target-run.
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// RUN: %target-codesign %t/main
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// RUN: %target-run sh -c 'env LLVM_PROFILE_FILE=$1 $2' -- %t/default.profraw %t/main
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// RUN: %llvm-profdata merge %t/default.profraw -o %t/default.profdata
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// need to move counts attached to expr for this
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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_switchenum -o - | %FileCheck %s --check-prefix=SIL
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// need to lower switch_enum(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_switchenum -o - | %FileCheck %s --check-prefix=IR
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// need to check Opt support
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// %target-swift-frontend %s -Xllvm -sil-full-demangle -profile-use=%t/default.profdata -O -emit-sorted-sil -emit-sil -module-name pgo_switchenum -o - | %FileCheck %s --check-prefix=SIL-OPT
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// need to lower switch_enum(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_switchenum -o - | %FileCheck %s --check-prefix=IR-OPT
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// REQUIRES: profile_runtime
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// REQUIRES: executable_test
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// REQUIRES: OS=macosx
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public enum MaybePair {
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case Neither
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case Left(Int32)
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case Right(String)
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case Both(Int32, String)
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}
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// SIL-LABEL: // pgo_switchenum.guess1
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// SIL-LABEL: sil @$s14pgo_switchenum6guess11xs5Int32VAA9MaybePairO_tF : $@convention(thin) (@guaranteed MaybePair) -> Int32 !function_entry_count(5011) {
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// IR-LABEL: define swiftcc i32 @$s9pgo_switchenum6guess1s5Int32VAD1x_tF
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// IR-OPT-LABEL: define swiftcc i32 @$s9pgo_switchenum6guess1s5Int32VAD1x_tF
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public func guess1(x: MaybePair) -> Int32 {
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// SIL: switch_enum {{.*}} : $MaybePair, case #MaybePair.Neither!enumelt: {{.*}} !case_count(2), case #MaybePair.Left!enumelt: {{.*}} !case_count(5001), case #MaybePair.Right!enumelt: {{.*}} !case_count(3), case #MaybePair.Both!enumelt: {{.*}} !case_count(5)
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// SIL-OPT: switch_enum {{.*}} : $MaybePair, case #MaybePair.Neither!enumelt: {{.*}} !case_count(2), case #MaybePair.Left!enumelt: {{.*}} !case_count(5001), case #MaybePair.Right!enumelt: {{.*}} !case_count(3), case #MaybePair.Both!enumelt: {{.*}} !case_count(5)
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switch x {
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case .Neither:
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return 1
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case let .Left(val):
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return val*2
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case let .Right(val):
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return Int32(val.count)
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case let .Both(valNum, valStr):
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return valNum + Int32(valStr.count)
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}
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}
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// SIL-LABEL: // pgo_switchenum.guess2
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// SIL-LABEL: sil @$s14pgo_switchenum6guess21xs5Int32VAA9MaybePairO_tF : $@convention(thin) (@guaranteed MaybePair) -> Int32 !function_entry_count(5011) {
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public func guess2(x: MaybePair) -> Int32 {
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// SIL: switch_enum {{.*}} : $MaybePair, case #MaybePair.Neither!enumelt: {{.*}} !case_count(2), case #MaybePair.Left!enumelt: {{.*}} !case_count(5001), default {{.*}} !default_count(8)
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// SIL-OPT: switch_enum {{.*}} : $MaybePair, case #MaybePair.Neither!enumelt: {{.*}} !case_count(2), case #MaybePair.Left!enumelt: {{.*}} !case_count(5001), default {{.*}} !default_count(8)
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switch x {
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case .Neither:
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return 1
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case let .Left(val):
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return val*2
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default:
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return 42;
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}
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}
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func main() {
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var guesses : Int32 = 0;
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guesses += guess1(x: MaybePair.Neither)
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guesses += guess1(x: MaybePair.Neither)
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guesses += guess1(x: MaybePair.Left(42))
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guesses += guess1(x: MaybePair.Right("The Answer"))
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guesses += guess1(x: MaybePair.Right("The Answer"))
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guesses += guess1(x: MaybePair.Right("The Answer"))
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guesses += guess1(x: MaybePair.Both(42, "The Answer"))
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guesses += guess1(x: MaybePair.Both(42, "The Answer"))
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guesses += guess1(x: MaybePair.Both(42, "The Answer"))
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guesses += guess1(x: MaybePair.Both(42, "The Answer"))
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guesses += guess1(x: MaybePair.Both(42, "The Answer"))
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for _ in 1...5000 {
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guesses += guess1(x: MaybePair.Left(10))
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}
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guesses += guess2(x: MaybePair.Neither)
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guesses += guess2(x: MaybePair.Neither)
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guesses += guess2(x: MaybePair.Left(42))
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guesses += guess2(x: MaybePair.Right("The Answer"))
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guesses += guess2(x: MaybePair.Right("The Answer"))
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guesses += guess2(x: MaybePair.Right("The Answer"))
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guesses += guess2(x: MaybePair.Both(42, "The Answer"))
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guesses += guess2(x: MaybePair.Both(42, "The Answer"))
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guesses += guess2(x: MaybePair.Both(42, "The Answer"))
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guesses += guess2(x: MaybePair.Both(42, "The Answer"))
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guesses += guess2(x: MaybePair.Both(42, "The Answer"))
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for _ in 1...5000 {
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guesses += guess2(x: MaybePair.Left(10))
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}
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}
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main()
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// IR: !{!"branch_weights", i32 5001, i32 3}
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// IR-OPT: !{!"branch_weights", i32 5001, i32 3}
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