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YouCompleteMe/cpp/llvm/tools/clang/test/CodeGenObjCXX/arc.mm
Strahinja Val Markovic 1f51a89d39 Adding more llvm/clang files 
These were ignored by git accidentally. We want ALL OF THEM since they all came
in the llvm/clang source distribution.
2012-07-05 17:55:45 -07:00

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// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fobjc-runtime-has-weak -fblocks -fobjc-arc -O2 -disable-llvm-optzns -o - %s | FileCheck %s
struct NSFastEnumerationState;
@interface NSArray
- (unsigned long) countByEnumeratingWithState: (struct NSFastEnumerationState*) state
objects: (id*) buffer
count: (unsigned long) bufferSize;
@end;
NSArray *nsarray() { return 0; }
// CHECK: define [[NSARRAY:%.*]]* @_Z7nsarrayv()
void use(id);
// rdar://problem/9315552
// The analogous ObjC testcase test46 in arr.m.
void test0(__weak id *wp, __weak volatile id *wvp) {
extern id test0_helper(void);
// TODO: this is sub-optimal, we should retain at the actual call site.
// TODO: in the non-volatile case, we do not need to be reloading.
// CHECK: [[T0:%.*]] = call i8* @_Z12test0_helperv()
// CHECK-NEXT: [[T1:%.*]] = call i8* @objc_retainAutoreleasedReturnValue(i8* [[T0]])
// CHECK-NEXT: [[T2:%.*]] = load i8*** {{%.*}}, align 8
// CHECK-NEXT: [[T3:%.*]] = call i8* @objc_storeWeak(i8** [[T2]], i8* [[T1]])
// CHECK-NEXT: [[T4:%.*]] = call i8* @objc_retain(i8* [[T3]])
// CHECK-NEXT: store i8* [[T4]], i8**
// CHECK-NEXT: call void @objc_release(i8* [[T1]])
id x = *wp = test0_helper();
// CHECK: [[T0:%.*]] = call i8* @_Z12test0_helperv()
// CHECK-NEXT: [[T1:%.*]] = call i8* @objc_retainAutoreleasedReturnValue(i8* [[T0]])
// CHECK-NEXT: [[T2:%.*]] = load i8*** {{%.*}}, align 8
// CHECK-NEXT: [[T3:%.*]] = call i8* @objc_storeWeak(i8** [[T2]], i8* [[T1]])
// CHECK-NEXT: [[T4:%.*]] = call i8* @objc_loadWeakRetained(i8** [[T2]])
// CHECK-NEXT: store i8* [[T4]], i8**
// CHECK-NEXT: call void @objc_release(i8* [[T1]])
id y = *wvp = test0_helper();
}
// rdar://problem/9320648
struct Test1_helper { Test1_helper(); };
@interface Test1 @end
@implementation Test1 { Test1_helper x; } @end
// CHECK: define internal i8* @"\01-[Test1 .cxx_construct]"(
// CHECK: call void @_ZN12Test1_helperC1Ev(
// CHECK-NEXT: load
// CHECK-NEXT: bitcast
// CHECK-NEXT: ret i8*
void test34(int cond) {
__strong id strong;
__weak id weak;
extern void test34_sink(id *);
test34_sink(cond ? &strong : 0);
test34_sink(cond ? &weak : 0);
// CHECK: define void @_Z6test34i(
// CHECK: [[COND:%.*]] = alloca i32
// CHECK-NEXT: [[STRONG:%.*]] = alloca i8*
// CHECK-NEXT: [[WEAK:%.*]] = alloca i8*
// CHECK-NEXT: [[TEMP1:%.*]] = alloca i8*
// CHECK-NEXT: [[TEMP2:%.*]] = alloca i8*
// CHECK-NEXT: store i32
// CHECK-NEXT: store i8* null, i8** [[STRONG]]
// CHECK-NEXT: call i8* @objc_initWeak(i8** [[WEAK]], i8* null)
// CHECK-NEXT: [[T0:%.*]] = load i32* [[COND]]
// CHECK-NEXT: [[T1:%.*]] = icmp ne i32 [[T0]], 0
// CHECK: [[ARG:%.*]] = phi i8**
// CHECK-NEXT: [[T0:%.*]] = icmp eq i8** [[ARG]], null
// CHECK-NEXT: [[T1:%.*]] = select i1 [[T0]], i8** null, i8** [[TEMP1]]
// CHECK-NEXT: br i1 [[T0]],
// CHECK: [[T0:%.*]] = load i8** [[ARG]]
// CHECK-NEXT: store i8* [[T0]], i8** [[TEMP1]]
// CHECK-NEXT: br label
// CHECK: call void @_Z11test34_sinkPU15__autoreleasingP11objc_object(i8** [[T1]])
// CHECK-NEXT: [[T0:%.*]] = icmp eq i8** [[ARG]], null
// CHECK-NEXT: br i1 [[T0]],
// CHECK: [[T0:%.*]] = load i8** [[TEMP1]]
// CHECK-NEXT: [[T1:%.*]] = call i8* @objc_retain(i8* [[T0]])
// CHECK-NEXT: [[T2:%.*]] = load i8** [[ARG]]
// CHECK-NEXT: store i8* [[T1]], i8** [[ARG]]
// CHECK-NEXT: call void @objc_release(i8* [[T2]])
// CHECK-NEXT: br label
// CHECK: [[T0:%.*]] = load i32* [[COND]]
// CHECK-NEXT: [[T1:%.*]] = icmp ne i32 [[T0]], 0
// CHECK: [[ARG:%.*]] = phi i8**
// CHECK-NEXT: [[T0:%.*]] = icmp eq i8** [[ARG]], null
// CHECK-NEXT: [[T1:%.*]] = select i1 [[T0]], i8** null, i8** [[TEMP2]]
// CHECK-NEXT: br i1 [[T0]],
// CHECK: [[T0:%.*]] = call i8* @objc_loadWeak(i8** [[ARG]])
// CHECK-NEXT: store i8* [[T0]], i8** [[TEMP2]]
// CHECK-NEXT: br label
// CHECK: call void @_Z11test34_sinkPU15__autoreleasingP11objc_object(i8** [[T1]])
// CHECK-NEXT: [[T0:%.*]] = icmp eq i8** [[ARG]], null
// CHECK-NEXT: br i1 [[T0]],
// CHECK: [[T0:%.*]] = load i8** [[TEMP2]]
// CHECK-NEXT: call i8* @objc_storeWeak(i8** [[ARG]], i8* [[T0]])
// CHECK-NEXT: br label
// CHECK: call void @objc_destroyWeak(i8** [[WEAK]])
// CHECK: ret void
}
struct Test35_Helper {
static id makeObject1() __attribute__((ns_returns_retained));
id makeObject2() __attribute__((ns_returns_retained));
static id makeObject3();
id makeObject4();
};
// CHECK: define void @_Z6test3513Test35_HelperPS_
void test35(Test35_Helper x0, Test35_Helper *x0p) {
// CHECK: call i8* @_ZN13Test35_Helper11makeObject1Ev
// CHECK-NOT: call i8* @objc_retain
id obj1 = Test35_Helper::makeObject1();
// CHECK: call i8* @_ZN13Test35_Helper11makeObject2Ev
// CHECK-NOT: call i8* @objc_retain
id obj2 = x0.makeObject2();
// CHECK: call i8* @_ZN13Test35_Helper11makeObject2Ev
// CHECK-NOT: call i8* @objc_retain
id obj3 = x0p->makeObject2();
id (Test35_Helper::*pmf)() __attribute__((ns_returns_retained))
= &Test35_Helper::makeObject2;
// CHECK: call i8* %
// CHECK-NOT: call i8* @objc_retain
id obj4 = (x0.*pmf)();
// CHECK: call i8* %
// CHECK-NOT: call i8* @objc_retain
id obj5 = (x0p->*pmf)();
// CHECK: call void @objc_release
// CHECK: call void @objc_release
// CHECK: call void @objc_release
// CHECK: call void @objc_release
// CHECK: call void @objc_release
// CHECK-NEXT: ret void
}
// CHECK: define void @_Z7test35b13Test35_HelperPS_
void test35b(Test35_Helper x0, Test35_Helper *x0p) {
// CHECK: call i8* @_ZN13Test35_Helper11makeObject3Ev
// CHECK: call i8* @objc_retain
id obj1 = Test35_Helper::makeObject3();
// CHECK: call i8* @_ZN13Test35_Helper11makeObject4Ev
// CHECK: call i8* @objc_retain
id obj2 = x0.makeObject4();
// CHECK: call i8* @_ZN13Test35_Helper11makeObject4Ev
// CHECK: call i8* @objc_retain
id obj3 = x0p->makeObject4();
id (Test35_Helper::*pmf)() = &Test35_Helper::makeObject4;
// CHECK: call i8* %
// CHECK: call i8* @objc_retain
id obj4 = (x0.*pmf)();
// CHECK: call i8* %
// CHECK: call i8* @objc_retain
id obj5 = (x0p->*pmf)();
// CHECK: call void @objc_release
// CHECK: call void @objc_release
// CHECK: call void @objc_release
// CHECK: call void @objc_release
// CHECK: call void @objc_release
// CHECK-NEXT: ret void
}
// rdar://problem/9603128
// CHECK: define i8* @_Z6test36P11objc_object(
id test36(id z) {
// CHECK: objc_retain
// CHECK: objc_retain
// CHECK: objc_release
// CHECK: objc_autoreleaseReturnValue
return z;
}
// Template instantiation side of rdar://problem/9817306
@interface Test37
+ alloc;
- init;
- (NSArray *) array;
@end
template <class T> void test37(T *a) {
for (id x in a.array) {
use(x);
}
}
extern template void test37<Test37>(Test37 *a);
template void test37<Test37>(Test37 *a);
// CHECK: define weak_odr void @_Z6test37I6Test37EvPT_(
// CHECK: [[T0:%.*]] = call [[NSARRAY]]* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to [[NSARRAY]]* (i8*, i8*)*)(
// CHECK-NEXT: [[T1:%.*]] = bitcast [[NSARRAY]]* [[T0]] to i8*
// CHECK-NEXT: [[T2:%.*]] = call i8* @objc_retainAutoreleasedReturnValue(i8* [[T1]])
// CHECK-NEXT: [[COLL:%.*]] = bitcast i8* [[T2]] to [[NSARRAY]]*
// Make sure it's not immediately released before starting the iteration.
// CHECK-NEXT: load i8** @"\01L_OBJC_SELECTOR_REFERENCES_
// CHECK-NEXT: [[T0:%.*]] = bitcast [[NSARRAY]]* [[COLL]] to i8*
// CHECK-NEXT: @objc_msgSend
// This bitcast is for the mutation check.
// CHECK: [[T0:%.*]] = bitcast [[NSARRAY]]* [[COLL]] to i8*
// CHECK-NEXT: @objc_enumerationMutation
// This bitcast is for the 'next' message send.
// CHECK: [[T0:%.*]] = bitcast [[NSARRAY]]* [[COLL]] to i8*
// CHECK-NEXT: @objc_msgSend
// This bitcast is for the final release.
// CHECK: [[T0:%.*]] = bitcast [[NSARRAY]]* [[COLL]] to i8*
// CHECK-NEXT: call void @objc_release(i8* [[T0]])
template<typename T>
void send_release() {
[Test37 array];
}
// CHECK: define weak_odr void @_Z12send_releaseIiEvv(
// CHECK: call %0* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend
// CHECK-NEXT: bitcast
// CHECK-NEXT: call i8* @objc_retainAutoreleasedReturnValue
// CHECK-NEXT: bitcast
// CHECK-NEXT: bitcast
// CHECK-NEXT: call void @objc_release
// CHECK-NEXT: ret void
template void send_release<int>();
template<typename T>
Test37 *instantiate_init() {
Test37 *result = [[Test37 alloc] init];
return result;
}
// CHECK: define weak_odr %2* @_Z16instantiate_initIiEP6Test37v
// CHECK: call i8* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend
// CHECK: call i8* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend
// CHECK: call i8* @objc_retain
// CHECK: call void @objc_release
// CHECK: call i8* @objc_autoreleaseReturnValue
template Test37* instantiate_init<int>();
// Just make sure that the AST invariants hold properly here,
// i.e. that we don't crash.
// The block should get bound in the full-expression outside
// the statement-expression.
template <class T> class Test38 {
void test(T x) {
^{ (void) x; }, ({ x; });
}
};
// CHECK: define weak_odr void @_ZN6Test38IiE4testEi(
template class Test38<int>;
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