derek.holloway
7502bf64a4
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126 lines
6.2 KiB
Objective-C
126 lines
6.2 KiB
Objective-C
// 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
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// RUN: %clang_cc1 %s -emit-llvm -o - -triple x86_64-darwin-apple -fobjc-arc -O0 | FileCheck %s --check-prefixes=CHECK,CHECK-O0
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// RUN: %clang_cc1 %s -emit-llvm -o - -triple x86_64-darwin-apple -O2 -disable-llvm-passes | FileCheck %s --check-prefix=CHECK-MRR
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// Make sure we emit clang.arc.use before calling objc_release as part of the
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// cleanup. This way we make sure the object will not be released until the
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// end of the full expression.
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@interface C
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- (id)m0;
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+ (id)m1;
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@end
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C *c;
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@class NSString;
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extern __attribute__((visibility("default"))) NSString *GenString(void);
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void os_log_pack_send(void *);
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// CHECK-LABEL: define{{.*}} void @test_builtin_os_log1(
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// CHECK: alloca ptr, align 8
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// CHECK: %[[A_ADDR:.*]] = alloca ptr, align 8
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// CHECK: %[[OS_LOG_ARG:.*]] = alloca ptr, align 8
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// CHECK-O2: %[[V0:.*]] = call ptr @llvm.objc.retain(
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// CHECK-O2: store ptr %[[V0]], ptr %[[A_ADDR]], align 8,
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// CHECK-O0: call void @llvm.objc.storeStrong(ptr %[[A_ADDR]], ptr %{{.*}})
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// CHECK-O2: %[[V3:.*]] = call ptr @GenString() [ "clang.arc.attachedcall"(ptr @llvm.objc.retainAutoreleasedReturnValue) ]
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// CHECK-O0: %[[CALL:.*]] = call ptr @GenString()
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// CHECK-O0: %[[V3:.*]] = notail call ptr @llvm.objc.retainAutoreleasedReturnValue(ptr %[[CALL]])
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// CHECK: %[[V6:.*]] = call ptr @llvm.objc.retain(ptr %[[V3]])
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// CHECK: store ptr %[[V6]], ptr %[[OS_LOG_ARG]],
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// CHECK: %[[V8:.*]] = ptrtoint ptr %[[V6]] to i64
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// CHECK: %[[V9:.*]] = load ptr, ptr %[[A_ADDR]], align 8
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// CHECK: %[[V10:.*]] = ptrtoint ptr %[[V9]] to i64
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// CHECK: call void @__os_log_helper_1_2_2_8_64_8_64(ptr noundef %{{.*}}, i64 noundef %[[V8]], i64 noundef %[[V10]])
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// CHECK: call void @llvm.objc.release(ptr %[[V3]])
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// CHECK: call void @os_log_pack_send(ptr noundef %{{.*}})
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// CHECK-O2: call void (...) @llvm.objc.clang.arc.use(ptr %[[V6]])
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// CHECK-O2: %[[V13:.*]] = load ptr, ptr %[[OS_LOG_ARG]], align 8
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// CHECK-O2: call void @llvm.objc.release(ptr %[[V13]])
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// CHECK-O2: %[[V15:.*]] = load ptr, ptr %[[A_ADDR]], align 8
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// CHECK-O2: call void @llvm.objc.release(ptr %[[V15]])
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// CHECK-O0: call void @llvm.objc.storeStrong(ptr %[[OS_LOG_ARG]], ptr null)
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// CHECK-O0: call void @llvm.objc.storeStrong(ptr %[[A_ADDR]], ptr null)
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// CHECK-MRR-LABEL: define{{.*}} void @test_builtin_os_log1(
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// CHECK-MRR-NOT: call {{.*}} @llvm.objc
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// CHECK-MRR: ret void
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void test_builtin_os_log1(void *buf, id a) {
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__builtin_os_log_format(buf, "capabilities: %@ %@", GenString(), a);
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os_log_pack_send(buf);
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}
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// CHECK: define{{.*}} void @test_builtin_os_log2(
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// CHECK-NOT: @llvm.objc.retain(
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void test_builtin_os_log2(void *buf, id __unsafe_unretained a) {
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__builtin_os_log_format(buf, "capabilities: %@", a);
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os_log_pack_send(buf);
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}
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// CHECK-LABEL: define{{.*}} void @test_builtin_os_log3(
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// CHECK: alloca ptr, align 8
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// CHECK: %[[OS_LOG_ARG:.*]] = alloca ptr, align 8
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// CHECK-O2: %[[V2:.*]] = call ptr @GenString() [ "clang.arc.attachedcall"(ptr @llvm.objc.retainAutoreleasedReturnValue) ]
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// CHECK-O0: %[[CALL:.*]] = call ptr @GenString()
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// CHECK-O0: %[[V2:.*]] = notail call ptr @llvm.objc.retainAutoreleasedReturnValue(ptr %[[CALL]])
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// CHECK: %[[V5:.*]] = call ptr @llvm.objc.retain(ptr %[[V2]])
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// CHECK: store ptr %[[V5]], ptr %[[OS_LOG_ARG]], align 8
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// CHECK: %[[V6:.*]] = ptrtoint ptr %[[V5]] to i64
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// CHECK: call void @__os_log_helper_1_2_1_8_64(ptr noundef %{{.*}}, i64 noundef %[[V6]])
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// CHECK: call void @llvm.objc.release(ptr %[[V2]])
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// CHECK: call void @os_log_pack_send(ptr noundef %{{.*}})
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// CHECK-O2: call void (...) @llvm.objc.clang.arc.use(ptr %[[V5]])
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// CHECK-O2: %[[V9:.*]] = load ptr, ptr %[[OS_LOG_ARG]], align 8
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// CHECK-O2: call void @llvm.objc.release(ptr %[[V9]])
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// CHECK-O0: call void @llvm.objc.storeStrong(ptr %[[OS_LOG_ARG]], ptr null)
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void test_builtin_os_log3(void *buf) {
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__builtin_os_log_format(buf, "capabilities: %@", (id)GenString());
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os_log_pack_send(buf);
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}
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// CHECK-LABEL: define{{.*}} void @test_builtin_os_log4(
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// CHECK: alloca ptr, align 8
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// CHECK: %[[OS_LOG_ARG:.*]] = alloca ptr, align 8
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// CHECK: %[[OS_LOG_ARG2:.*]] = alloca ptr, align 8
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// CHECK-O2: %[[V4:.*]] = call {{.*}} @objc_msgSend{{.*}} [ "clang.arc.attachedcall"(ptr @llvm.objc.retainAutoreleasedReturnValue) ]
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// CHECK-O0: %[[CALL:.*]] = call {{.*}} @objc_msgSend
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// CHECK-O0: %[[V4:.*]] = notail call ptr @llvm.objc.retainAutoreleasedReturnValue(ptr %[[CALL]])
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// CHECK: %[[V5:.*]] = call ptr @llvm.objc.retain(ptr %[[V4]])
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// CHECK: store ptr %[[V5]], ptr %[[OS_LOG_ARG]], align 8
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// CHECK: %[[V6:.*]] = ptrtoint ptr %[[V5]] to i64
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// CHECK-O2: %[[V10:.*]] = call {{.*}} @objc_msgSend{{.*}} [ "clang.arc.attachedcall"(ptr @llvm.objc.retainAutoreleasedReturnValue) ]
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// CHECK-O0: %[[CALL1:.*]] = call {{.*}} @objc_msgSend
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// CHECK-O0: %[[V10:.*]] = notail call ptr @llvm.objc.retainAutoreleasedReturnValue(ptr %[[CALL1]])
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// CHECK: %[[V11:.*]] = call ptr @llvm.objc.retain(ptr %[[V10]])
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// CHECK: store ptr %[[V11]], ptr %[[OS_LOG_ARG2]], align 8
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// CHECK: %[[V12:.*]] = ptrtoint ptr %[[V11]] to i64
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// CHECK: call void @__os_log_helper_1_2_2_8_64_8_64(ptr noundef %{{.*}}, i64 noundef %[[V6]], i64 noundef %[[V12]])
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// CHECK: call void @llvm.objc.release(ptr %[[V10]])
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// CHECK: call void @llvm.objc.release(ptr %[[V4]])
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// CHECK: call void @os_log_pack_send(ptr noundef %{{.*}})
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// CHECK-O2: call void (...) @llvm.objc.clang.arc.use(ptr %[[V11]])
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// CHECK-O2: %[[V14:.*]] = load ptr, ptr %[[OS_LOG_ARG2]], align 8
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// CHECK-O2: call void @llvm.objc.release(ptr %[[V14]])
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// CHECK-O2: call void (...) @llvm.objc.clang.arc.use(ptr %[[V5]])
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// CHECK-O2: %[[V15:.*]] = load ptr, ptr %[[OS_LOG_ARG]], align 8
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// CHECK-O2: call void @llvm.objc.release(ptr %[[V15]])
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void test_builtin_os_log4(void *buf) {
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__builtin_os_log_format(buf, "capabilities: %@ %@", [c m0], [C m1]);
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os_log_pack_send(buf);
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}
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// FIXME: Lifetime of GenString's return should be extended in this case too.
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// CHECK-LABEL: define{{.*}} void @test_builtin_os_log5(
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// CHECK: call void @os_log_pack_send(
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// CHECK-NOT: call void @llvm.objc.release(
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void test_builtin_os_log5(void *buf) {
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__builtin_os_log_format(buf, "capabilities: %@", (0, GenString()));
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os_log_pack_send(buf);
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}
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