| // RUN: %target-sil-opt -assume-parsing-unqualified-ownership-sil -enable-sil-verify-all %s -jumpthread-simplify-cfg | %FileCheck %s |
| |
| import Builtin |
| import Swift |
| import SwiftShims |
| |
| enum E { |
| case A |
| case B |
| case C |
| } |
| |
| enum GenE<T> { |
| case A |
| case B |
| case C(T) |
| } |
| |
| sil @external_f : $@convention(thin) () -> () |
| |
| // CHECK-LABEL: sil @test_switch_enum |
| sil @test_switch_enum : $@convention(thin) (E) -> Int32 { |
| bb0(%0 : $E): |
| // CHECK: switch_enum %0 : $E, case #E.A!enumelt: bb1, case #E.B!enumelt: bb2, case #E.C!enumelt: bb3 |
| switch_enum %0 : $E, case #E.A!enumelt: bb1, case #E.B!enumelt: bb2, default bb3 |
| |
| bb1: |
| %2 = integer_literal $Builtin.Int32, 10 |
| br bb4(%2 : $Builtin.Int32) |
| |
| bb2: |
| %21 = function_ref @external_f : $@convention(thin) () -> () |
| %22 = apply %21() : $@convention(thin) () -> () |
| %23 = integer_literal $Builtin.Int32, 20 |
| br bb4(%23 : $Builtin.Int32) |
| |
| bb3: |
| %6 = integer_literal $Builtin.Int32, 30 |
| br bb4(%6 : $Builtin.Int32) |
| |
| bb4(%8 : $Builtin.Int32): |
| %9 = struct $Int32 (%8 : $Builtin.Int32) |
| return %9 : $Int32 |
| } |
| |
| // CHECK-LABEL: sil @test_switch_enum_addr |
| sil @test_switch_enum_addr : $@convention(thin) <T> (@in GenE<T>) -> Int32 { |
| bb0(%0 : $*GenE<T>): |
| %1 = alloc_stack $GenE<T> |
| copy_addr %0 to [initialization] %1 : $*GenE<T> |
| // CHECK: switch_enum_addr %1 : $*GenE<T>, case #GenE.A!enumelt: bb1, case #GenE.B!enumelt: bb2, case #GenE.C!enumelt.1: bb3 |
| switch_enum_addr %1 : $*GenE<T>, case #GenE.A!enumelt: bb1, case #GenE.B!enumelt: bb2, default bb3 |
| |
| bb1: |
| %4 = integer_literal $Builtin.Int32, 10 |
| br bb4(%4 : $Builtin.Int32) |
| |
| bb2: |
| %6 = integer_literal $Builtin.Int32, 20 |
| br bb4(%6 : $Builtin.Int32) |
| |
| bb3: |
| destroy_addr %1 : $*GenE<T> |
| %9 = integer_literal $Builtin.Int32, 30 |
| br bb4(%9 : $Builtin.Int32) |
| |
| bb4(%11 : $Builtin.Int32): |
| %12 = struct $Int32 (%11 : $Builtin.Int32) |
| dealloc_stack %1 : $*GenE<T> |
| destroy_addr %0 : $*GenE<T> |
| return %12 : $Int32 |
| } |
| |
| // CHECK-LABEL: sil @test_no_replace |
| sil @test_no_replace : $@convention(thin) (@inout E) -> Int32 { |
| bb0(%0 : $*E): |
| %1 = load %0 : $*E |
| // CHECK: switch_enum %1 : $E, case #E.A!enumelt: bb1, default bb2 |
| switch_enum %1 : $E, case #E.A!enumelt: bb1, default bb2 |
| |
| bb1: |
| %3 = integer_literal $Builtin.Int32, 10 |
| br bb3(%3 : $Builtin.Int32) |
| |
| bb2: |
| %21 = function_ref @external_f : $@convention(thin) () -> () |
| %22 = apply %21() : $@convention(thin) () -> () |
| %5 = integer_literal $Builtin.Int32, 30 |
| br bb3(%5 : $Builtin.Int32) |
| |
| bb3(%7 : $Builtin.Int32): |
| %8 = struct $Int32 (%7 : $Builtin.Int32) |
| return %8 : $Int32 |
| } |
| |