| // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fobjc-arc -fobjc-dispatch-method=mixed -fobjc-runtime-has-weak -fexceptions -o - %s | FileCheck %s |
| |
| @interface NSObject |
| - (id) new; |
| @end |
| |
| @interface MyObject : NSObject |
| - (char)isEqual:(id) __attribute__((ns_consumed)) object; |
| - (_Complex float) asComplexWithArg: (id) __attribute__((ns_consumed)) object; |
| @end |
| |
| MyObject *x; |
| |
| // rdar://10444476 |
| void test0(void) { |
| id obj = [NSObject new]; |
| [x isEqual : obj]; |
| } |
| // CHECK-LABEL: define void @test0() |
| // CHECK: [[FIVE:%.*]] = call i8* @objc_retain |
| // CHECK-NEXT: [[SIX:%.*]] = bitcast |
| // CHECK-NEXT: [[SEVEN:%.*]] = icmp eq i8* [[SIX]], null |
| // CHECK-NEXT: br i1 [[SEVEN]], label [[NULLINIT:%.*]], label [[CALL_LABEL:%.*]] |
| // CHECK: [[FN:%.*]] = load i8*, i8** getelementptr inbounds |
| // CHECK-NEXT: [[EIGHT:%.*]] = bitcast i8* [[FN]] |
| // CHECK-NEXT: [[CALL:%.*]] = call signext i8 [[EIGHT]] |
| // CHECK-NEXT: br label [[CONT:%.*]] |
| // CHECK: call void @objc_release(i8* [[FIVE]]) [[NUW:#[0-9]+]] |
| // CHECK-NEXT: br label [[CONT]] |
| // CHECK: phi i8 [ [[CALL]], {{%.*}} ], [ 0, {{%.*}} ] |
| |
| // Ensure that we build PHIs correctly in the presence of cleanups. |
| // rdar://12046763 |
| void test1(void) { |
| id obj = [NSObject new]; |
| __weak id weakObj = obj; |
| _Complex float result = [x asComplexWithArg: obj]; |
| } |
| // CHECK-LABEL: define void @test1() |
| // CHECK: [[OBJ:%.*]] = alloca i8*, align 8 |
| // CHECK-NEXT: [[WEAKOBJ:%.*]] = alloca i8*, align 8 |
| // CHECK-NEXT: [[RESULT:%.*]] = alloca { float, float }, align 4 |
| // Various initializations. |
| // CHECK: [[T0:%.*]] = call i8* bitcast ( |
| // CHECK-NEXT: store i8* [[T0]], i8** [[OBJ]] |
| // CHECK-NEXT: [[T0:%.*]] = load i8*, i8** [[OBJ]] |
| // CHECK-NEXT: call i8* @objc_initWeak(i8** [[WEAKOBJ]], i8* [[T0]]) [[NUW]] |
| // Okay, start the message-send. |
| // CHECK-NEXT: [[T0:%.*]] = load [[MYOBJECT:%.*]]*, [[MYOBJECT:%.*]]** @x |
| // CHECK-NEXT: [[ARG:%.*]] = load i8*, i8** [[OBJ]] |
| // CHECK-NEXT: [[ARG_RETAINED:%.*]] = call i8* @objc_retain(i8* [[ARG]]) |
| // CHECK-NEXT: load i8*, i8** @ |
| // CHECK-NEXT: [[SELF:%.*]] = bitcast [[MYOBJECT]]* [[T0]] to i8* |
| // Null check. |
| // CHECK-NEXT: [[T0:%.*]] = icmp eq i8* [[SELF]], null |
| // CHECK-NEXT: br i1 [[T0]], label [[FORNULL:%.*]], label [[FORCALL:%.*]] |
| // Invoke and produce the return values. |
| // CHECK: [[CALL:%.*]] = invoke <2 x float> bitcast |
| // CHECK-NEXT: to label [[INVOKE_CONT:%.*]] unwind label {{%.*}} |
| // CHECK: [[T0:%.*]] = bitcast { float, float }* [[COERCE:%.*]] to <2 x float>* |
| // CHECK-NEXT: store <2 x float> [[CALL]], <2 x float>* [[T0]], |
| // CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds { float, float }, { float, float }* [[COERCE]], i32 0, i32 0 |
| // CHECK-NEXT: [[REALCALL:%.*]] = load float, float* [[T0]] |
| // CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds { float, float }, { float, float }* [[COERCE]], i32 0, i32 1 |
| // CHECK-NEXT: [[IMAGCALL:%.*]] = load float, float* [[T0]] |
| // CHECK-NEXT: br label [[CONT:%.*]]{{$}} |
| // Null path. |
| // CHECK: call void @objc_release(i8* [[ARG_RETAINED]]) [[NUW]] |
| // CHECK-NEXT: br label [[CONT]] |
| // Join point. |
| // CHECK: [[REAL:%.*]] = phi float [ [[REALCALL]], [[INVOKE_CONT]] ], [ 0.000000e+00, [[FORNULL]] ] |
| // CHECK-NEXT: [[IMAG:%.*]] = phi float [ [[IMAGCALL]], [[INVOKE_CONT]] ], [ 0.000000e+00, [[FORNULL]] ] |
| // CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds { float, float }, { float, float }* [[RESULT]], i32 0, i32 0 |
| // CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds { float, float }, { float, float }* [[RESULT]], i32 0, i32 1 |
| // CHECK-NEXT: store float [[REAL]], float* [[T0]] |
| // CHECK-NEXT: store float [[IMAG]], float* [[T1]] |
| // Epilogue. |
| // CHECK-NEXT: call void @objc_destroyWeak(i8** [[WEAKOBJ]]) [[NUW]] |
| // CHECK-NEXT: call void @objc_storeStrong(i8** [[OBJ]], i8* null) [[NUW]] |
| // CHECK-NEXT: ret void |
| // Cleanup. |
| // CHECK: landingpad |
| // CHECK: call void @objc_destroyWeak(i8** [[WEAKOBJ]]) [[NUW]] |
| |
| // CHECK: attributes [[NUW]] = { nounwind } |
