1// 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 2 3@interface NSObject 4- (id) new; 5@end 6 7@interface MyObject : NSObject 8- (char)isEqual:(id) __attribute__((ns_consumed)) object; 9- (_Complex float) asComplexWithArg: (id) __attribute__((ns_consumed)) object; 10@end 11 12MyObject *x; 13 14// rdar://10444476 15void test0(void) { 16 id obj = [NSObject new]; 17 [x isEqual : obj]; 18} 19// CHECK-LABEL: define void @test0() 20// CHECK: [[FIVE:%.*]] = call i8* @llvm.objc.retain 21// CHECK-NEXT: [[SIX:%.*]] = bitcast 22// CHECK-NEXT: [[SEVEN:%.*]] = icmp eq i8* [[SIX]], null 23// CHECK-NEXT: br i1 [[SEVEN]], label [[NULLINIT:%.*]], label [[CALL_LABEL:%.*]] 24// CHECK: [[FN:%.*]] = load i8*, i8** getelementptr inbounds 25// CHECK-NEXT: [[EIGHT:%.*]] = bitcast i8* [[FN]] 26// CHECK-NEXT: [[CALL:%.*]] = call signext i8 [[EIGHT]] 27// CHECK-NEXT: br label [[CONT:%.*]] 28// CHECK: call void @llvm.objc.release(i8* [[FIVE]]) [[NUW:#[0-9]+]] 29// CHECK-NEXT: br label [[CONT]] 30// CHECK: phi i8 [ [[CALL]], {{%.*}} ], [ 0, {{%.*}} ] 31 32// Ensure that we build PHIs correctly in the presence of cleanups. 33// rdar://12046763 34void test1(void) { 35 id obj = [NSObject new]; 36 __weak id weakObj = obj; 37 _Complex float result = [x asComplexWithArg: obj]; 38} 39// CHECK-LABEL: define void @test1() 40// CHECK: [[OBJ:%.*]] = alloca i8*, align 8 41// CHECK-NEXT: [[WEAKOBJ:%.*]] = alloca i8*, align 8 42// CHECK-NEXT: [[RESULT:%.*]] = alloca { float, float }, align 4 43// Various initializations. 44// CHECK: [[T0:%.*]] = call i8* bitcast ( 45// CHECK-NEXT: store i8* [[T0]], i8** [[OBJ]] 46// CHECK-NEXT: [[T0:%.*]] = load i8*, i8** [[OBJ]] 47// CHECK-NEXT: call i8* @llvm.objc.initWeak(i8** [[WEAKOBJ]], i8* [[T0]]) [[NUW]] 48// Okay, start the message-send. 49// CHECK-NEXT: [[T0:%.*]] = load [[MYOBJECT:%.*]]*, [[MYOBJECT:%.*]]** @x 50// CHECK-NEXT: [[ARG:%.*]] = load i8*, i8** [[OBJ]] 51// CHECK-NEXT: [[ARG_RETAINED:%.*]] = call i8* @llvm.objc.retain(i8* [[ARG]]) 52// CHECK-NEXT: load i8*, i8** @ 53// CHECK-NEXT: [[SELF:%.*]] = bitcast [[MYOBJECT]]* [[T0]] to i8* 54// Null check. 55// CHECK-NEXT: [[T0:%.*]] = icmp eq i8* [[SELF]], null 56// CHECK-NEXT: br i1 [[T0]], label [[FORNULL:%.*]], label [[FORCALL:%.*]] 57// Invoke and produce the return values. 58// CHECK: [[CALL:%.*]] = invoke <2 x float> bitcast 59// CHECK-NEXT: to label [[INVOKE_CONT:%.*]] unwind label {{%.*}} 60// CHECK: [[T0:%.*]] = bitcast { float, float }* [[COERCE:%.*]] to <2 x float>* 61// CHECK-NEXT: store <2 x float> [[CALL]], <2 x float>* [[T0]], 62// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds { float, float }, { float, float }* [[COERCE]], i32 0, i32 0 63// CHECK-NEXT: [[REALCALL:%.*]] = load float, float* [[T0]] 64// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds { float, float }, { float, float }* [[COERCE]], i32 0, i32 1 65// CHECK-NEXT: [[IMAGCALL:%.*]] = load float, float* [[T0]] 66// CHECK-NEXT: br label [[CONT:%.*]]{{$}} 67// Null path. 68// CHECK: call void @llvm.objc.release(i8* [[ARG_RETAINED]]) [[NUW]] 69// CHECK-NEXT: br label [[CONT]] 70// Join point. 71// CHECK: [[REAL:%.*]] = phi float [ [[REALCALL]], [[INVOKE_CONT]] ], [ 0.000000e+00, [[FORNULL]] ] 72// CHECK-NEXT: [[IMAG:%.*]] = phi float [ [[IMAGCALL]], [[INVOKE_CONT]] ], [ 0.000000e+00, [[FORNULL]] ] 73// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds { float, float }, { float, float }* [[RESULT]], i32 0, i32 0 74// CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds { float, float }, { float, float }* [[RESULT]], i32 0, i32 1 75// CHECK-NEXT: store float [[REAL]], float* [[T0]] 76// CHECK-NEXT: store float [[IMAG]], float* [[T1]] 77// Epilogue. 78// CHECK-NEXT: call void @llvm.objc.destroyWeak(i8** [[WEAKOBJ]]) [[NUW]] 79// CHECK-NEXT: call void @llvm.objc.storeStrong(i8** [[OBJ]], i8* null) [[NUW]] 80// CHECK-NEXT: ret void 81// Cleanup. 82// CHECK: landingpad 83// CHECK: call void @llvm.objc.destroyWeak(i8** [[WEAKOBJ]]) [[NUW]] 84 85// CHECK: attributes [[NUW]] = { nounwind } 86