diff options
Diffstat (limited to 'test/CodeGenObjC/os_log.m')
| -rw-r--r-- | test/CodeGenObjC/os_log.m | 78 |
1 files changed, 59 insertions, 19 deletions
diff --git a/test/CodeGenObjC/os_log.m b/test/CodeGenObjC/os_log.m index 5d48783de472..1cf0c9f1f35c 100644 --- a/test/CodeGenObjC/os_log.m +++ b/test/CodeGenObjC/os_log.m @@ -1,4 +1,5 @@ // RUN: %clang_cc1 %s -emit-llvm -o - -triple x86_64-darwin-apple -fobjc-arc -O2 | FileCheck %s +// RUN: %clang_cc1 %s -emit-llvm -o - -triple x86_64-darwin-apple -fobjc-arc -O0 | FileCheck %s -check-prefix=CHECK-O0 // 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 @@ -12,28 +13,67 @@ extern __attribute__((visibility("default"))) NSString *GenString(); // Behavior of __builtin_os_log differs between platforms, so only test on X86 #ifdef __x86_64__ // CHECK-LABEL: define i8* @test_builtin_os_log +// CHECK-O0-LABEL: define i8* @test_builtin_os_log +// CHECK: (i8* returned %[[BUF:.*]]) +// CHECK-O0: (i8* %[[BUF:.*]]) void *test_builtin_os_log(void *buf) { return __builtin_os_log_format(buf, "capabilities: %@", GenString()); - // CHECK: store i8 2, i8* - // CHECK: [[NUM_ARGS:%.*]] = getelementptr i8, i8* {{.*}}, i64 1 - // CHECK: store i8 1, i8* [[NUM_ARGS]] - // - // CHECK: [[ARG1_DESC:%.*]] = getelementptr i8, i8* {{.*}}, i64 2 - // CHECK: store i8 64, i8* [[ARG1_DESC]] - // CHECK: [[ARG1_SIZE:%.*]] = getelementptr i8, i8* {{.*}}, i64 3 - // CHECK: store i8 8, i8* [[ARG1_SIZE]] - // CHECK: [[ARG1:%.*]] = getelementptr i8, i8* {{.*}}, i64 4 - // CHECK: [[ARG1_CAST:%.*]] = bitcast i8* [[ARG1]] to - - // CHECK: [[STRING:%.*]] = {{.*}} call {{.*}} @GenString() - // CHECK: [[STRING_CAST:%.*]] = bitcast {{.*}} [[STRING]] to - // CHECK: call {{.*}} @objc_retainAutoreleasedReturnValue(i8* [[STRING_CAST]]) - // CHECK: store {{.*}} [[STRING]], {{.*}} [[ARG1_CAST]] - - // CHECK: call void (...) @clang.arc.use({{.*}} [[STRING]]) - // CHECK: call void @objc_release(i8* [[STRING_CAST]]) - // CHECK: ret i8* + // CHECK: %[[CALL:.*]] = tail call %[[TY0:.*]]* (...) @GenString() + // CHECK: %[[V0:.*]] = bitcast %[[TY0]]* %[[CALL]] to i8* + // CHECK: %[[V1:.*]] = tail call i8* @objc_retainAutoreleasedReturnValue(i8* %[[V0]]) + // CHECK: %[[V2:.*]] = ptrtoint %[[TY0]]* %[[CALL]] to i64 + // CHECK: store i8 2, i8* %[[BUF]], align 1 + // CHECK: %[[NUMARGS_I:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 + // CHECK: store i8 1, i8* %[[NUMARGS_I]], align 1 + // CHECK: %[[ARGDESCRIPTOR_I:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 + // CHECK: store i8 64, i8* %[[ARGDESCRIPTOR_I]], align 1 + // CHECK: %[[ARGSIZE_I:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 + // CHECK: store i8 8, i8* %[[ARGSIZE_I]], align 1 + // CHECK: %[[ARGDATA_I:.*]] = getelementptr i8, i8* %[[BUF]], i64 4 + // CHECK: %[[ARGDATACAST_I:.*]] = bitcast i8* %[[ARGDATA_I]] to i64* + // CHECK: store i64 %[[V2]], i64* %[[ARGDATACAST_I]], align 1 + // CHECK: tail call void (...) @clang.arc.use(%[[TY0]]* %[[CALL]]) + // CHECK: tail call void @objc_release(i8* %[[V0]]) + // CHECK: ret i8* %[[BUF]] + + // clang.arc.use is used and removed in IR optimizations. At O0, we should not + // emit clang.arc.use, since it will not be removed and we will have a link + // error. + // CHECK-O0: %[[BUF_ADDR:.*]] = alloca i8*, align 8 + // CHECK-O0: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8 + // CHECK-O0: %[[V0:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8 + // CHECK-O0: %[[CALL:.*]] = call %[[TY0:.*]]* (...) @GenString() + // CHECK-O0: %[[V1:.*]] = bitcast %[[TY0]]* %[[CALL]] to i8* + // CHECK-O0: %[[V2:.*]] = call i8* @objc_retainAutoreleasedReturnValue(i8* %[[V1]]) + // CHECK-O0: %[[V3:.*]] = bitcast i8* %[[V2]] to %[[TY0]]* + // CHECK-O0: %[[V4:.*]] = ptrtoint %[[TY0]]* %[[V3]] to i64 + // CHECK-O0: call void @__os_log_helper_1_2_1_8_64(i8* %[[V0]], i64 %[[V4]]) + // CHECK-O0: %[[V5:.*]] = bitcast %[[TY0]]* %[[V3]] to i8* + // CHECK-O0-NOT call void (...) @clang.arc.use({{.*}} + // CHECK-O0: call void @objc_release(i8* %[[V5]]) + // CHECK-O0: ret i8* %[[V0]] } +// CHECK-O0-LABEL: define linkonce_odr hidden void @__os_log_helper_1_2_1_8_64 +// CHECK-O0: (i8* %[[BUFFER:.*]], i64 %[[ARG0:.*]]) + +// CHECK-O0: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8 +// CHECK-O0: %[[ARG0_ADDR:.*]] = alloca i64, align 8 +// CHECK-O0: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8 +// CHECK-O0: store i64 %[[ARG0]], i64* %[[ARG0_ADDR]], align 8 +// CHECK-O0: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8 +// CHECK-O0: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0 +// CHECK-O0: store i8 2, i8* %[[SUMMARY]], align 1 +// CHECK-O0: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1 +// CHECK-O0: store i8 1, i8* %[[NUMARGS]], align 1 +// CHECK-O0: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2 +// CHECK-O0: store i8 64, i8* %[[ARGDESCRIPTOR]], align 1 +// CHECK-O0: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3 +// CHECK-O0: store i8 8, i8* %[[ARGSIZE]], align 1 +// CHECK-O0: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4 +// CHECK-O0: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i64* +// CHECK-O0: %[[V0:.*]] = load i64, i64* %[[ARG0_ADDR]], align 8 +// CHECK-O0: store i64 %[[V0]], i64* %[[ARGDATACAST]], align 1 + #endif |