| // RUN: %target-swift-frontend -emit-ir %s | %FileCheck %s -DINT=i%target-ptrsize |
| |
| import Swift |
| |
| // CHECK-LABEL: define{{( dllexport)?}}{{( protected)?}} void @c_native_function_pointer(void ()*) |
| sil @c_native_function_pointer : $@convention(c) (@convention(c) () -> ()) -> () { |
| entry(%f : $@convention(c) () -> ()): |
| return undef : $() |
| } |
| |
| // CHECK-LABEL: define{{( dllexport)?}}{{( protected)?}} swiftcc void @call_with_native_c_function_pointer(i8*) |
| sil @call_with_native_c_function_pointer : $@convention(thin) (@convention(c) () -> ()) -> () { |
| entry(%f : $@convention(c) () -> ()): |
| %c = function_ref @c_native_function_pointer : $@convention(c) (@convention(c) () -> ()) -> () |
| %z = apply %c(%f) : $@convention(c) (@convention(c) () -> ()) -> () |
| return %z : $() |
| } |
| |
| // CHECK-LABEL: define{{( dllexport)?}}{{( protected)?}} swiftcc %swift.type* @c_function_pointer_metadata() |
| sil @c_function_pointer_metadata : $@convention(thin) () -> @thick Any.Type { |
| entry: |
| // CHECK: call swiftcc %swift.metadata_response @"$syyXCMa"([[INT]] 0) |
| %m = metatype $@thick (@convention(c) () -> ()).Type |
| %a = init_existential_metatype %m : $@thick (@convention(c) () -> ()).Type, $@thick Any.Type |
| return %a : $@thick Any.Type |
| } |
| |
| // CHECK-LABEL: define linkonce_odr hidden swiftcc %swift.metadata_response @"$syyXCMa"( |
| // -- 0x3000001 -- C convention, 1 argument |
| // CHECK: call %swift.type* @swift_getFunctionTypeMetadata0([[WORD:i(32|64)]] 196608, %swift.type* getelementptr inbounds (%swift.full_type, %swift.full_type* @"$sytN", i32 0, i32 1)) |
