| // RUN: %clang_cc1 %s -emit-llvm -o - -triple x86_64-darwin-apple -fobjc-arc -O2 -disable-llvm-passes | FileCheck %s --check-prefixes=CHECK,CHECK-O2 |
| // RUN: %clang_cc1 %s -emit-llvm -o - -triple x86_64-darwin-apple -fobjc-arc -O0 | FileCheck %s --check-prefixes=CHECK,CHECK-O0 |
| // RUN: %clang_cc1 %s -emit-llvm -o - -triple x86_64-darwin-apple -O2 -disable-llvm-passes | FileCheck %s --check-prefix=CHECK-MRR |
| |
| // Make sure we emit clang.arc.use before calling objc_release as part of the |
| // cleanup. This way we make sure the object will not be released until the |
| // end of the full expression. |
| |
| @interface C |
| - (id)m0; |
| + (id)m1; |
| @end |
| |
| C *c; |
| |
| @class NSString; |
| extern __attribute__((visibility("default"))) NSString *GenString(void); |
| void os_log_pack_send(void *); |
| |
| // CHECK-LABEL: define{{.*}} void @test_builtin_os_log1( |
| // CHECK: alloca ptr, align 8 |
| // CHECK: %[[A_ADDR:.*]] = alloca ptr, align 8 |
| // CHECK: %[[OS_LOG_ARG:.*]] = alloca ptr, align 8 |
| // CHECK-O2: %[[V0:.*]] = call ptr @llvm.objc.retain( |
| // CHECK-O2: store ptr %[[V0]], ptr %[[A_ADDR]], align 8, |
| // CHECK-O0: call void @llvm.objc.storeStrong(ptr %[[A_ADDR]], ptr %{{.*}}) |
| // CHECK-O2: %[[V3:.*]] = call ptr @GenString() [ "clang.arc.attachedcall"(ptr @llvm.objc.retainAutoreleasedReturnValue) ] |
| // CHECK-O0: %[[CALL:.*]] = call ptr @GenString() |
| // CHECK-O0: %[[V3:.*]] = notail call ptr @llvm.objc.retainAutoreleasedReturnValue(ptr %[[CALL]]) |
| // CHECK: %[[V6:.*]] = call ptr @llvm.objc.retain(ptr %[[V3]]) |
| // CHECK: store ptr %[[V6]], ptr %[[OS_LOG_ARG]], |
| // CHECK: %[[V8:.*]] = ptrtoint ptr %[[V6]] to i64 |
| // CHECK: %[[V9:.*]] = load ptr, ptr %[[A_ADDR]], align 8 |
| // CHECK: %[[V10:.*]] = ptrtoint ptr %[[V9]] to i64 |
| // CHECK: call void @__os_log_helper_1_2_2_8_64_8_64(ptr noundef %{{.*}}, i64 noundef %[[V8]], i64 noundef %[[V10]]) |
| // CHECK: call void @llvm.objc.release(ptr %[[V3]]) |
| // CHECK: call void @os_log_pack_send(ptr noundef %{{.*}}) |
| // CHECK-O2: call void (...) @llvm.objc.clang.arc.use(ptr %[[V6]]) |
| // CHECK-O2: %[[V13:.*]] = load ptr, ptr %[[OS_LOG_ARG]], align 8 |
| // CHECK-O2: call void @llvm.objc.release(ptr %[[V13]]) |
| // CHECK-O2: %[[V15:.*]] = load ptr, ptr %[[A_ADDR]], align 8 |
| // CHECK-O2: call void @llvm.objc.release(ptr %[[V15]]) |
| // CHECK-O0: call void @llvm.objc.storeStrong(ptr %[[OS_LOG_ARG]], ptr null) |
| // CHECK-O0: call void @llvm.objc.storeStrong(ptr %[[A_ADDR]], ptr null) |
| |
| // CHECK-MRR-LABEL: define{{.*}} void @test_builtin_os_log1( |
| // CHECK-MRR-NOT: call {{.*}} @llvm.objc |
| // CHECK-MRR: ret void |
| |
| void test_builtin_os_log1(void *buf, id a) { |
| __builtin_os_log_format(buf, "capabilities: %@ %@", GenString(), a); |
| os_log_pack_send(buf); |
| } |
| |
| // CHECK: define{{.*}} void @test_builtin_os_log2( |
| // CHECK-NOT: @llvm.objc.retain( |
| |
| void test_builtin_os_log2(void *buf, id __unsafe_unretained a) { |
| __builtin_os_log_format(buf, "capabilities: %@", a); |
| os_log_pack_send(buf); |
| } |
| |
| // CHECK-LABEL: define{{.*}} void @test_builtin_os_log3( |
| // CHECK: alloca ptr, align 8 |
| // CHECK: %[[OS_LOG_ARG:.*]] = alloca ptr, align 8 |
| // CHECK-O2: %[[V2:.*]] = call ptr @GenString() [ "clang.arc.attachedcall"(ptr @llvm.objc.retainAutoreleasedReturnValue) ] |
| // CHECK-O0: %[[CALL:.*]] = call ptr @GenString() |
| // CHECK-O0: %[[V2:.*]] = notail call ptr @llvm.objc.retainAutoreleasedReturnValue(ptr %[[CALL]]) |
| // CHECK: %[[V5:.*]] = call ptr @llvm.objc.retain(ptr %[[V2]]) |
| // CHECK: store ptr %[[V5]], ptr %[[OS_LOG_ARG]], align 8 |
| // CHECK: %[[V6:.*]] = ptrtoint ptr %[[V5]] to i64 |
| // CHECK: call void @__os_log_helper_1_2_1_8_64(ptr noundef %{{.*}}, i64 noundef %[[V6]]) |
| // CHECK: call void @llvm.objc.release(ptr %[[V2]]) |
| // CHECK: call void @os_log_pack_send(ptr noundef %{{.*}}) |
| // CHECK-O2: call void (...) @llvm.objc.clang.arc.use(ptr %[[V5]]) |
| // CHECK-O2: %[[V9:.*]] = load ptr, ptr %[[OS_LOG_ARG]], align 8 |
| // CHECK-O2: call void @llvm.objc.release(ptr %[[V9]]) |
| // CHECK-O0: call void @llvm.objc.storeStrong(ptr %[[OS_LOG_ARG]], ptr null) |
| |
| void test_builtin_os_log3(void *buf) { |
| __builtin_os_log_format(buf, "capabilities: %@", (id)GenString()); |
| os_log_pack_send(buf); |
| } |
| |
| // CHECK-LABEL: define{{.*}} void @test_builtin_os_log4( |
| // CHECK: alloca ptr, align 8 |
| // CHECK: %[[OS_LOG_ARG:.*]] = alloca ptr, align 8 |
| // CHECK: %[[OS_LOG_ARG2:.*]] = alloca ptr, align 8 |
| // CHECK-O2: %[[V4:.*]] = call {{.*}} @objc_msgSend{{.*}} [ "clang.arc.attachedcall"(ptr @llvm.objc.retainAutoreleasedReturnValue) ] |
| // CHECK-O0: %[[CALL:.*]] = call {{.*}} @objc_msgSend |
| // CHECK-O0: %[[V4:.*]] = notail call ptr @llvm.objc.retainAutoreleasedReturnValue(ptr %[[CALL]]) |
| // CHECK: %[[V5:.*]] = call ptr @llvm.objc.retain(ptr %[[V4]]) |
| // CHECK: store ptr %[[V5]], ptr %[[OS_LOG_ARG]], align 8 |
| // CHECK: %[[V6:.*]] = ptrtoint ptr %[[V5]] to i64 |
| // CHECK-O2: %[[V10:.*]] = call {{.*}} @objc_msgSend{{.*}} [ "clang.arc.attachedcall"(ptr @llvm.objc.retainAutoreleasedReturnValue) ] |
| // CHECK-O0: %[[CALL1:.*]] = call {{.*}} @objc_msgSend |
| // CHECK-O0: %[[V10:.*]] = notail call ptr @llvm.objc.retainAutoreleasedReturnValue(ptr %[[CALL1]]) |
| // CHECK: %[[V11:.*]] = call ptr @llvm.objc.retain(ptr %[[V10]]) |
| // CHECK: store ptr %[[V11]], ptr %[[OS_LOG_ARG2]], align 8 |
| // CHECK: %[[V12:.*]] = ptrtoint ptr %[[V11]] to i64 |
| // CHECK: call void @__os_log_helper_1_2_2_8_64_8_64(ptr noundef %{{.*}}, i64 noundef %[[V6]], i64 noundef %[[V12]]) |
| // CHECK: call void @llvm.objc.release(ptr %[[V10]]) |
| // CHECK: call void @llvm.objc.release(ptr %[[V4]]) |
| // CHECK: call void @os_log_pack_send(ptr noundef %{{.*}}) |
| // CHECK-O2: call void (...) @llvm.objc.clang.arc.use(ptr %[[V11]]) |
| // CHECK-O2: %[[V14:.*]] = load ptr, ptr %[[OS_LOG_ARG2]], align 8 |
| // CHECK-O2: call void @llvm.objc.release(ptr %[[V14]]) |
| // CHECK-O2: call void (...) @llvm.objc.clang.arc.use(ptr %[[V5]]) |
| // CHECK-O2: %[[V15:.*]] = load ptr, ptr %[[OS_LOG_ARG]], align 8 |
| // CHECK-O2: call void @llvm.objc.release(ptr %[[V15]]) |
| |
| void test_builtin_os_log4(void *buf) { |
| __builtin_os_log_format(buf, "capabilities: %@ %@", [c m0], [C m1]); |
| os_log_pack_send(buf); |
| } |
| |
| // FIXME: Lifetime of GenString's return should be extended in this case too. |
| // CHECK-LABEL: define{{.*}} void @test_builtin_os_log5( |
| // CHECK: call void @os_log_pack_send( |
| // CHECK-NOT: call void @llvm.objc.release( |
| |
| void test_builtin_os_log5(void *buf) { |
| __builtin_os_log_format(buf, "capabilities: %@", (0, GenString())); |
| os_log_pack_send(buf); |
| } |