| Akira Hatanaka | 02914dc | 2018-02-05 20:23:22 +0000 | [diff] [blame^] | 1 | // RUN: %clang_cc1 -triple arm64-apple-ios11 -std=c++11 -fobjc-arc -fobjc-weak -fobjc-runtime-has-weak -emit-llvm -o - %s | FileCheck %s |
| 2 | // RUN: %clang_cc1 -triple arm64-apple-ios11 -std=c++11 -fobjc-arc -fobjc-weak -fobjc-runtime-has-weak -fclang-abi-compat=4.0 -emit-llvm -o - %s | FileCheck %s |
| 3 | |
| 4 | // CHECK: %[[STRUCT_STRONGWEAK:.*]] = type { i8*, i8* } |
| 5 | // CHECK: %[[STRUCT_STRONG:.*]] = type { i8* } |
| 6 | // CHECK: %[[STRUCT_S:.*]] = type { i8* } |
| 7 | |
| 8 | struct __attribute__((trivial_abi)) StrongWeak { |
| 9 | id fstrong; |
| 10 | __weak id fweak; |
| 11 | }; |
| 12 | |
| 13 | struct __attribute__((trivial_abi)) Strong { |
| 14 | id fstrong; |
| 15 | }; |
| 16 | |
| 17 | template<class T> |
| 18 | struct __attribute__((trivial_abi)) S { |
| 19 | T a; |
| 20 | }; |
| 21 | |
| 22 | // CHECK: define void @_Z19testParamStrongWeak10StrongWeak(%[[STRUCT_STRONGWEAK]]* %{{.*}}) |
| 23 | // CHECK-NOT: call |
| 24 | // CHECK: ret void |
| 25 | |
| 26 | void testParamStrongWeak(StrongWeak a) { |
| 27 | } |
| 28 | |
| 29 | // CHECK: define void @_Z18testCallStrongWeakP10StrongWeak(%[[STRUCT_STRONGWEAK]]* %[[A:.*]]) |
| 30 | // CHECK: %[[A_ADDR:.*]] = alloca %[[STRUCT_STRONGWEAK]]*, align 8 |
| 31 | // CHECK: %[[AGG_TMP:.*]] = alloca %[[STRUCT_STRONGWEAK]], align 8 |
| 32 | // CHECK: store %[[STRUCT_STRONGWEAK]]* %[[A]], %[[STRUCT_STRONGWEAK]]** %[[A_ADDR]], align 8 |
| 33 | // CHECK: %[[V0:.*]] = load %[[STRUCT_STRONGWEAK]]*, %[[STRUCT_STRONGWEAK]]** %[[A_ADDR]], align 8 |
| 34 | // CHECK: %[[CALL:.*]] = call %[[STRUCT_STRONGWEAK]]* @_ZN10StrongWeakC1ERKS_(%[[STRUCT_STRONGWEAK]]* %[[AGG_TMP]], %[[STRUCT_STRONGWEAK]]* dereferenceable(16) %[[V0]]) |
| 35 | // CHECK: call void @_Z19testParamStrongWeak10StrongWeak(%[[STRUCT_STRONGWEAK]]* %[[AGG_TMP]]) |
| 36 | // CHECK: %[[CALL1:.*]] = call %[[STRUCT_STRONGWEAK]]* @_ZN10StrongWeakD1Ev(%[[STRUCT_STRONGWEAK]]* %[[AGG_TMP]]) |
| 37 | // CHECK: ret void |
| 38 | |
| 39 | void testCallStrongWeak(StrongWeak *a) { |
| 40 | testParamStrongWeak(*a); |
| 41 | } |
| 42 | |
| 43 | // CHECK: define void @_Z20testReturnStrongWeakP10StrongWeak(%[[STRUCT_STRONGWEAK:.*]]* noalias sret %[[AGG_RESULT:.*]], %[[STRUCT_STRONGWEAK]]* %[[A:.*]]) |
| 44 | // CHECK: %[[A_ADDR:.*]] = alloca %[[STRUCT_STRONGWEAK]]*, align 8 |
| 45 | // CHECK: store %[[STRUCT_STRONGWEAK]]* %[[A]], %[[STRUCT_STRONGWEAK]]** %[[A_ADDR]], align 8 |
| 46 | // CHECK: %[[V0:.*]] = load %[[STRUCT_STRONGWEAK]]*, %[[STRUCT_STRONGWEAK]]** %[[A_ADDR]], align 8 |
| 47 | // CHECK: %[[CALL:.*]] = call %[[STRUCT_STRONGWEAK]]* @_ZN10StrongWeakC1ERKS_(%[[STRUCT_STRONGWEAK]]* %[[AGG_RESULT]], %[[STRUCT_STRONGWEAK]]* dereferenceable(16) %[[V0]]) |
| 48 | // CHECK: ret void |
| 49 | |
| 50 | StrongWeak testReturnStrongWeak(StrongWeak *a) { |
| 51 | return *a; |
| 52 | } |
| 53 | |
| 54 | // CHECK: define void @_Z15testParamStrong6Strong(i64 %[[A_COERCE:.*]]) |
| 55 | // CHECK: %[[A:.*]] = alloca %[[STRUCT_STRONG]], align 8 |
| 56 | // CHECK: %[[COERCE_DIVE:.*]] = getelementptr inbounds %[[STRUCT_STRONG]], %[[STRUCT_STRONG]]* %[[A]], i32 0, i32 0 |
| 57 | // CHECK: %[[COERCE_VAL_IP:.*]] = inttoptr i64 %[[A_COERCE]] to i8* |
| 58 | // CHECK: store i8* %[[COERCE_VAL_IP]], i8** %[[COERCE_DIVE]], align 8 |
| 59 | // CHECK: %[[CALL:.*]] = call %[[STRUCT_STRONG]]* @_ZN6StrongD1Ev(%[[STRUCT_STRONG]]* %[[A]]) |
| 60 | // CHECK: ret void |
| 61 | |
| 62 | // CHECK: define linkonce_odr %[[STRUCT_STRONG]]* @_ZN6StrongD1Ev( |
| 63 | |
| 64 | void testParamStrong(Strong a) { |
| 65 | } |
| 66 | |
| 67 | // CHECK: define void @_Z14testCallStrongP6Strong(%[[STRUCT_STRONG]]* %[[A:.*]]) |
| 68 | // CHECK: %[[A_ADDR:.*]] = alloca %[[STRUCT_STRONG]]*, align 8 |
| 69 | // CHECK: %[[AGG_TMP:.*]] = alloca %[[STRUCT_STRONG]], align 8 |
| 70 | // CHECK: store %[[STRUCT_STRONG]]* %[[A]], %[[STRUCT_STRONG]]** %[[A_ADDR]], align 8 |
| 71 | // CHECK: %[[V0:.*]] = load %[[STRUCT_STRONG]]*, %[[STRUCT_STRONG]]** %[[A_ADDR]], align 8 |
| 72 | // CHECK: %[[CALL:.*]] = call %[[STRUCT_STRONG]]* @_ZN6StrongC1ERKS_(%[[STRUCT_STRONG]]* %[[AGG_TMP]], %[[STRUCT_STRONG]]* dereferenceable(8) %[[V0]]) |
| 73 | // CHECK: %[[COERCE_DIVE:.*]] = getelementptr inbounds %[[STRUCT_STRONG]], %[[STRUCT_STRONG]]* %[[AGG_TMP]], i32 0, i32 0 |
| 74 | // CHECK: %[[V1:.*]] = load i8*, i8** %[[COERCE_DIVE]], align 8 |
| 75 | // CHECK: %[[COERCE_VAL_PI:.*]] = ptrtoint i8* %[[V1]] to i64 |
| 76 | // CHECK: call void @_Z15testParamStrong6Strong(i64 %[[COERCE_VAL_PI]]) |
| 77 | // CHECK: ret void |
| 78 | |
| 79 | void testCallStrong(Strong *a) { |
| 80 | testParamStrong(*a); |
| 81 | } |
| 82 | |
| 83 | // CHECK: define i64 @_Z16testReturnStrongP6Strong(%[[STRUCT_STRONG]]* %[[A:.*]]) |
| 84 | // CHECK: entry: |
| 85 | // CHECK: %[[RETVAL:.*]] = alloca %[[STRUCT_STRONG]], align 8 |
| 86 | // CHECK: %[[A_ADDR:.*]] = alloca %[[STRUCT_STRONG]]*, align 8 |
| 87 | // CHECK: store %[[STRUCT_STRONG]]* %[[A]], %[[STRUCT_STRONG]]** %[[A_ADDR]], align 8 |
| 88 | // CHECK: %[[V0:.*]] = load %[[STRUCT_STRONG]]*, %[[STRUCT_STRONG]]** %[[A_ADDR]], align 8 |
| 89 | // CHECK: %[[CALL:.*]] = call %[[STRUCT_STRONG]]* @_ZN6StrongC1ERKS_(%[[STRUCT_STRONG]]* %[[RETVAL]], %[[STRUCT_STRONG]]* dereferenceable(8) %[[V0]]) |
| 90 | // CHECK: %[[COERCE_DIVE:.*]] = getelementptr inbounds %[[STRUCT_STRONG]], %[[STRUCT_STRONG]]* %[[RETVAL]], i32 0, i32 0 |
| 91 | // CHECK: %[[V1:.*]] = load i8*, i8** %[[COERCE_DIVE]], align 8 |
| 92 | // CHECK: %[[COERCE_VAL_PI:.*]] = ptrtoint i8* %[[V1]] to i64 |
| 93 | // CHECK: ret i64 %[[COERCE_VAL_PI]] |
| 94 | |
| 95 | Strong testReturnStrong(Strong *a) { |
| 96 | return *a; |
| 97 | } |
| 98 | |
| 99 | // CHECK: define void @_Z21testParamWeakTemplate1SIU6__weakP11objc_objectE(%[[STRUCT_S]]* %{{.*}}) |
| 100 | // CHECK-NOT: call |
| 101 | // CHECK: ret void |
| 102 | |
| 103 | void testParamWeakTemplate(S<__weak id> a) { |
| 104 | } |