| // RUN: %swift -module-name bridge_object -emit-ir -disable-legacy-type-info -target x86_64-apple-macosx10.9 %s | %FileCheck %s |
| |
| // REQUIRES: CODEGENERATOR=X86 |
| |
| sil_stage canonical |
| |
| import Builtin |
| |
| class C {} |
| sil_vtable C {} |
| |
| @objc protocol ObjC {} |
| |
| // CHECK-LABEL: define{{( dllexport)?}}{{( protected)?}} swiftcc void @retain_release_bridge_object |
| // CHECK: call [[BRIDGE:%swift.bridge\*]] @swift_bridgeObjectRetain{{.*}}returned |
| // CHECK: call void @swift_bridgeObjectRelease |
| sil @retain_release_bridge_object : $(Builtin.BridgeObject) -> () { |
| entry(%b : $Builtin.BridgeObject): |
| strong_retain %b : $Builtin.BridgeObject |
| strong_release %b : $Builtin.BridgeObject |
| return undef : $() |
| } |
| |
| // CHECK-LABEL: define{{( dllexport)?}}{{( protected)?}} swiftcc %swift.bridge* @convert_to_bridge_object |
| // CHECK: [[REFBITS:%.*]] = ptrtoint [[C:%T13bridge_object1CC\*]] %0 to i64 |
| // CHECK: [[OR:%.*]] = or i64 [[REFBITS]], %1 |
| // CHECK: inttoptr i64 [[OR]] to [[BRIDGE]] |
| sil @convert_to_bridge_object : $(C, Builtin.Word) -> Builtin.BridgeObject { |
| entry(%c : $C, %w : $Builtin.Word): |
| %b = ref_to_bridge_object %c : $C, %w : $Builtin.Word |
| return %b : $Builtin.BridgeObject |
| } |
| |
| // CHECK-LABEL: define{{( dllexport)?}}{{( protected)?}} swiftcc { %objc_object*, i64 } @convert_from_bridge_object |
| // CHECK: [[BOBITS:%.*]] = ptrtoint [[BRIDGE]] %0 to i64 |
| // -- 0x8000_0000_0000_0001 |
| // CHECK: [[TAGBITS:%.*]] = and i64 [[BOBITS]], 1 |
| // CHECK: [[TAGGED:%.*]] = icmp eq i64 [[TAGBITS]], 0 |
| // CHECK: br i1 [[TAGGED]], label %not-tagged-pointer, label %tagged-pointer |
| // CHECK: tagged-pointer: |
| // CHECK: [[TAGGED_RESULT:%.*]] = bitcast [[BRIDGE]] %0 to [[C:%objc_object\*]] |
| // CHECK: br label %tagged-cont |
| // CHECK: not-tagged-pointer: |
| // -- 0x00ff_ffff_ffff_fff8 |
| // CHECK: [[MASKED_BITS:%.*]] = and i64 [[BOBITS]], 72057594037927928 |
| // CHECK: [[MASKED_RESULT:%.*]] = inttoptr i64 [[MASKED_BITS]] to [[C]] |
| // CHECK: br label %tagged-cont |
| // CHECK: tagged-cont: |
| // CHECK: phi [[C]] [ [[TAGGED_RESULT]], %tagged-pointer ], [ [[MASKED_RESULT]], %not-tagged-pointer ] |
| |
| sil @convert_from_bridge_object : $(Builtin.BridgeObject) -> (ObjC, Builtin.Word) { |
| entry(%b : $Builtin.BridgeObject): |
| %c = bridge_object_to_ref %b : $Builtin.BridgeObject to $ObjC |
| %w = bridge_object_to_word %b : $Builtin.BridgeObject to $Builtin.Word |
| %t = tuple (%c : $ObjC, %w : $Builtin.Word) |
| return %t : $(ObjC, Builtin.Word) |
| } |
| |
| // CHECK-LABEL: define{{( dllexport)?}}{{( protected)?}} swiftcc %T13bridge_object1CC* @convert_from_native_bridge_object |
| // CHECK: [[BOBITS:%.*]] = ptrtoint %swift.bridge* %0 to i64 |
| // CHECK: [[MASKED_BITS:%.*]] = and i64 [[BOBITS]], 72057594037927928 |
| // CHECK: [[RESULT:%.*]] = inttoptr i64 [[MASKED_BITS]] to [[C:%T13bridge_object1CC\*]] |
| // CHECK: ret %T13bridge_object1CC* [[RESULT]] |
| sil @convert_from_native_bridge_object : $(Builtin.BridgeObject) -> C { |
| entry(%b : $Builtin.BridgeObject): |
| %c = bridge_object_to_ref %b : $Builtin.BridgeObject to $C |
| return %c : $C |
| } |
