Files
swift-mirror/test/SILOptimizer/simplify_try_apply.sil
Erik Eckstein 3243f87204 tests: remove the lit feature swift_in_compiler
Tests require the compiler built with SwiftCompilerSources since a long time.
So this lit feature was redundant anyway. We can remove it.
2026-06-30 14:47:56 +02:00

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// RUN: %target-sil-opt -enable-sil-verify-all %s -onone-simplification -simplify-instruction=try_apply | %FileCheck %s -check-prefix=CHECK -check-prefix=CHECKONONE
// RUN: %target-sil-opt -enable-sil-verify-all %s -simplification -simplify-instruction=try_apply | %FileCheck %s -check-prefix=CHECK -check-prefix=CHECKO
sil_stage canonical
import Builtin
import Swift
import SwiftShims
class Bar {
init()
func foo() throws -> Int
}
protocol P {}
struct S: P {
var x: Int
}
struct GenS<T> {
var x: Int
}
struct GenError<T>: Error {
var x: Int
}
protocol CP : AnyObject {
}
final class C : CP {
}
// CHECK-LABEL: sil @devirt_class_method :
// CHECK: [[F:%.*]] = function_ref @bar_foo
// CHECK: try_apply [[F]]
// CHECK: } // end sil function 'devirt_class_method'
sil @devirt_class_method : $@convention(thin) () -> (Int, @error any Error) {
bb0:
%0 = alloc_ref $Bar
%1 = class_method %0 : $Bar, #Bar.foo : (Bar) -> () throws -> Int, $@convention(method) (@guaranteed Bar) -> (Int, @error any Error)
try_apply %1(%0) : $@convention(method) (@guaranteed Bar) -> (Int, @error any Error), normal bb1, error bb2
bb1(%3 : $Int):
strong_release %0 : $Bar
return %3 : $Int
bb2(%6 : $Error):
strong_release %0 : $Bar
throw %6 : $Error
}
sil @bar_foo : $@convention(method) (@guaranteed Bar) -> (Int, @error any Error)
sil_vtable Bar {
#Bar.foo: @bar_foo
}
sil @createit : $@convention(thin) <τ_0_0 where τ_0_0 : P> (@thick τ_0_0.Type) -> (@out τ_0_0, @error any Error)
sil @returnGenS : $@convention(thin) <τ_0_0 where τ_0_0 : P> (@thick τ_0_0.Type) -> (GenS<τ_0_0>, @error any Error)
sil @throwGenError : $@convention(thin) <τ_0_0 where τ_0_0 : P> (@thick τ_0_0.Type) -> ((), @error GenError<τ_0_0>)
// CHECK-LABEL: sil [ossa] @replace_archetype :
// CHECKO: [[E:%.*]] = init_existential_addr %0
// CHECKO-DAG: [[C:%.*]] = unchecked_addr_cast [[E]] to $*S
// CHECKO-DAG: [[M:%.*]] = metatype $@thick S.Type
// CHECKO: try_apply %{{[0-9]+}}<S>([[C]], [[M]])
// CHECKONONE: apply %{{[0-9]+}}<@opened
// CHECK: } // end sil function 'replace_archetype'
sil [ossa] @replace_archetype : $@convention(thin) () -> (@out any P, @error any Error) {
bb0(%0 : $*any P):
%1 = metatype $@thick S.Type
%2 = init_existential_metatype %1, $@thick any P.Type
%4 = open_existential_metatype %2 to $@thick (@opened("0FC03D78-E9DB-11EF-B47C-0EA13E3AABB3", any P) Self).Type
%6 = function_ref @createit : $@convention(thin) <τ_0_0 where τ_0_0 : P> (@thick τ_0_0.Type) -> (@out τ_0_0, @error any Error)
%7 = init_existential_addr %0, $@opened("0FC03D78-E9DB-11EF-B47C-0EA13E3AABB3", any P) Self
try_apply %6<@opened("0FC03D78-E9DB-11EF-B47C-0EA13E3AABB3", any P) Self>(%7, %4) : $@convention(thin) <τ_0_0 where τ_0_0 : P> (@thick τ_0_0.Type) -> (@out τ_0_0, @error any Error), normal bb1, error bb2
bb1(%8 : $()):
return %8 : $()
bb2(%10 : $Error):
throw %10 : $Error
}
// CHECK-LABEL: sil [ossa] @dont_replace_returned_embedded_archetype :
// CHECK: try_apply %{{[0-9]+}}<@opened
// CHECK: } // end sil function 'dont_replace_returned_embedded_archetype'
sil [ossa] @dont_replace_returned_embedded_archetype : $@convention(thin) () -> ((), @error any Error) {
bb0:
%1 = metatype $@thick S.Type
%2 = init_existential_metatype %1, $@thick any P.Type
%4 = open_existential_metatype %2 to $@thick (@opened("0FC03D78-E9DB-11EF-B47C-0EA13E3AABB3", any P) Self).Type
%6 = function_ref @returnGenS : $@convention(thin) <τ_0_0 where τ_0_0 : P> (@thick τ_0_0.Type) -> (GenS<τ_0_0>, @error any Error)
try_apply %6<@opened("0FC03D78-E9DB-11EF-B47C-0EA13E3AABB3", any P) Self>(%4) : $@convention(thin) <τ_0_0 where τ_0_0 : P> (@thick τ_0_0.Type) -> (GenS<τ_0_0>, @error any Error), normal bb1, error bb2
bb1(%8 : $GenS<@opened("0FC03D78-E9DB-11EF-B47C-0EA13E3AABB3", any P) Self>):
%9 = tuple ()
return %9 : $()
bb2(%10 : $Error):
throw %10 : $Error
}
// CHECK-LABEL: sil [ossa] @dont_replace_thrown_embedded_archetype :
// CHECK: try_apply %{{[0-9]+}}<@opened
// CHECK: } // end sil function 'dont_replace_thrown_embedded_archetype'
sil [ossa] @dont_replace_thrown_embedded_archetype : $@convention(thin) () -> ((), @error any Error) {
bb0:
%1 = metatype $@thick S.Type
%2 = init_existential_metatype %1, $@thick any P.Type
%4 = open_existential_metatype %2 to $@thick (@opened("0FC03D78-E9DB-11EF-B47C-0EA13E3AABB3", any P) Self).Type
%6 = function_ref @throwGenError : $@convention(thin) <τ_0_0 where τ_0_0 : P> (@thick τ_0_0.Type) -> ((), @error GenError<τ_0_0>)
try_apply %6<@opened("0FC03D78-E9DB-11EF-B47C-0EA13E3AABB3", any P) Self>(%4) : $@convention(thin) <τ_0_0 where τ_0_0 : P> (@thick τ_0_0.Type) -> ((), @error GenError<τ_0_0>), normal bb1, error bb2
bb1(%8 : $()):
return %8 : $()
bb2(%10 : $GenError<@opened("0FC03D78-E9DB-11EF-B47C-0EA13E3AABB3", any P) Self>):
unreachable
}
sil @callee_guaranteed : $@convention(thin) <τ_0_0 where τ_0_0 : CP> (@guaranteed τ_0_0) -> (Int, @error any Error)
// CHECK-LABEL: sil [ossa] @propagate_class_existential :
// CHECKO: [[E:%.*]] = end_init_let_ref
// CHECKO: [[C:%.*]] = unchecked_ref_cast [[E]] to $@opened
// CHECKO: [[B:%.*]] = begin_borrow [[C]]
// CHECKO: [[C2:%.*]] = unchecked_ref_cast [[B]] to $C
// CHECKO: try_apply {{%[0-9]+}}<C>([[C2]])
// CHECKO: bb1({{.*}}):
// CHECKO-NEXT: end_borrow [[B]]
// CHECKO: bb2({{.*}}):
// CHECKO-NEXT: end_borrow [[B]]
// CHECK: } // end sil function 'propagate_class_existential'
sil [ossa] @propagate_class_existential : $@convention(thin) () -> () {
bb0:
%0 = metatype $@thick C.Type
%1 = init_existential_metatype %0, $@thick any CP.Type
%2 = open_existential_metatype %1 to $@thick (@opened("A3FC8EAA-2207-11F1-A49D-0EA13E3AABB3", any CP) Self).Type
%3 = alloc_ref $C
%4 = end_init_let_ref %3
%5 = unchecked_ref_cast %4 to $@opened("A3FC8EAA-2207-11F1-A49D-0EA13E3AABB3", any CP) Self
%6 = function_ref @callee_guaranteed : $@convention(thin) <τ_0_0 where τ_0_0 : CP> (@guaranteed τ_0_0) -> (Int, @error any Error)
try_apply %6<@opened("A3FC8EAA-2207-11F1-A49D-0EA13E3AABB3", any CP) Self>(%5) : $@convention(thin) <τ_0_0 where τ_0_0 : CP> (@guaranteed τ_0_0) -> (Int, @error any Error), normal bb1, error bb2
bb1(%8: $Int):
br bb3
bb2(%10 : $Error):
destroy_value %10
br bb3
bb3:
destroy_value %5
%9 = tuple ()
return %9
}