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| // RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -std=c++11 -emit-llvm -debug-info-kind=limited -o - | FileCheck %s
class S {
public:
S& operator = (const S&);
S (const S&);
S ();
};
struct CGRect {
CGRect & operator = (const CGRect &);
};
@interface I {
S position;
CGRect bounds;
}
@property(assign, nonatomic) S position;
@property CGRect bounds;
@property CGRect frame;
- (void)setFrame:(CGRect)frameRect;
- (CGRect)frame;
- (void) initWithOwner;
- (CGRect)extent;
- (void)dealloc;
@end
@implementation I
@synthesize position;
@synthesize bounds;
@synthesize frame;
// CHECK: define internal void @"\01-[I setPosition:]"
// CHECK: call dereferenceable({{[0-9]+}}) %class.S* @_ZN1SaSERKS_
// CHECK-NEXT: ret void
// Don't attach debug locations to the prologue instructions. These were
// leaking over from the previous function emission by accident.
// CHECK: define internal void @"\01-[I setBounds:]"({{.*}} {
// CHECK-NOT: !dbg
// CHECK: call void @llvm.dbg.declare
- (void)setFrame:(CGRect)frameRect {}
- (CGRect)frame {return bounds;}
- (void)initWithOwner {
I* _labelLayer;
CGRect labelLayerFrame = self.bounds;
labelLayerFrame = self.bounds;
_labelLayer.frame = labelLayerFrame;
}
// rdar://8366604
- (void)dealloc
{
CGRect cgrect = self.extent;
}
- (struct CGRect)extent {return bounds;}
@end
// CHECK-LABEL: define i32 @main
// CHECK: call void @_ZN1SC1ERKS_(%class.S* [[AGGTMP:%[a-zA-Z0-9\.]+]], %class.S* dereferenceable({{[0-9]+}}) {{%[a-zA-Z0-9\.]+}})
// CHECK: call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*, i8*, %class.S*)*)(i8* {{%[a-zA-Z0-9\.]+}}, i8* {{%[a-zA-Z0-9\.]+}}, %class.S* [[AGGTMP]])
// CHECK-NEXT: ret i32 0
int main() {
I *i;
S s1;
i.position = s1;
return 0;
}
// rdar://8379892
// CHECK-LABEL: define void @_Z1fP1A
// CHECK: call void @_ZN1XC1Ev(%struct.X* [[LVTEMP:%[a-zA-Z0-9\.]+]])
// CHECK: call void @_ZN1XC1ERKS_(%struct.X* [[AGGTMP:%[a-zA-Z0-9\.]+]], %struct.X* dereferenceable({{[0-9]+}}) [[LVTEMP]])
// CHECK: call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*, i8*, %struct.X*)*)({{.*}} %struct.X* [[AGGTMP]])
struct X {
X();
X(const X&);
~X();
};
@interface A {
X xval;
}
- (X)x;
- (void)setX:(X)x;
@end
void f(A* a) {
a.x = X();
}
// rdar://21801088
// Ensure that pseudo-objecet expressions that require the RHS to be
// rewritten don't result in crashes or redundant emission of code.
struct B0 { long long x; };
struct B1 { long long x; }; B1 operator+(B1, B1);
struct B2 { B1 x; };
struct B3 { B3(); B1 x; operator B1(); };
@interface B
@property B0 b0;
@property B1 b1;
@property B2 b2;
@property B3 b3;
@end
int b_makeInt();
// Note that there's a promotion from int to long long, so
// the syntactic form of the RHS will be bogus.
void testB0(B *b) {
b.b0 = { b_makeInt() };
}
void testB1(B *b) {
b.b1 += { b_makeInt() };
}
// CHECK: define void @_Z6testB0P1B([[B:%.*]]*
// CHECK: [[BVAR:%.*]] = alloca [[B]]*, align 8
// CHECK: [[TEMP:%.*]] = alloca [[B0:%.*]], align 8
// CHECK: [[X:%.*]] = getelementptr inbounds [[B0]], [[B0]]* [[TEMP]], i32 0, i32 0
// CHECK-NEXT: [[T0:%.*]] = call i32 @_Z9b_makeIntv()
// CHECK-NEXT: [[T1:%.*]] = sext i32 [[T0]] to i64
// CHECK-NEXT: store i64 [[T1]], i64* [[X]], align 8
// CHECK: load [[B]]*, [[B]]** [[BVAR]]
// CHECK-NOT: call
// CHECK: call void @llvm.memcpy
// CHECK-NOT: call
// CHECK: call void bitcast {{.*}} @objc_msgSend
// CHECK-NOT: call
// CHECK: ret void
// CHECK: define void @_Z6testB1P1B([[B]]*
// CHECK: [[BVAR:%.*]] = alloca [[B]]*, align 8
// CHECK: load [[B]]*, [[B]]** [[BVAR]]
// CHECK-NOT: call
// CHECK: [[T0:%.*]] = call i64 bitcast {{.*}} @objc_msgSend
// CHECK-NOT: call
// CHECK: store i64 [[T0]],
// CHECK-NOT: call
// CHECK: [[T0:%.*]] = call i32 @_Z9b_makeIntv()
// CHECK-NEXT: [[T1:%.*]] = sext i32 [[T0]] to i64
// CHECK-NEXT: store i64 [[T1]], i64* {{.*}}, align 8
// CHECK-NOT: call
// CHECK: [[T0:%.*]] = call i64 @_Zpl2B1S_
// CHECK-NOT: call
// CHECK: store i64 [[T0]],
// CHECK-NOT: call
// CHECK: call void @llvm.memcpy
// CHECK-NOT: call
// CHECK: call void bitcast {{.*}} @objc_msgSend
// CHECK-NOT: call
// CHECK: ret void
// Another example of a conversion that needs to be applied
// in the semantic form.
void testB2(B *b) {
b.b2 = { B3() };
}
// CHECK: define void @_Z6testB2P1B([[B]]*
// CHECK: [[BVAR:%.*]] = alloca [[B]]*, align 8
// CHECK: call void @llvm.dbg.declare(
// CHECK: call void @_ZN2B3C1Ev(
// CHECK-NEXT: [[T0:%.*]] = call i64 @_ZN2B3cv2B1Ev(
// CHECK-NOT: call
// CHECK: store i64 [[T0]],
// CHECK: load [[B]]*, [[B]]** [[BVAR]]
// CHECK-NOT: call
// CHECK: call void @llvm.memcpy
// CHECK-NOT: call
// CHECK: call void bitcast {{.*}} @objc_msgSend
// CHECK-NOT: call
// CHECK: ret void
// A similar test to B, but using overloaded function references.
struct C1 {
int x;
friend C1 operator+(C1, void(&)());
};
@interface C
@property void (*c0)();
@property C1 c1;
@end
void c_helper();
void c_helper(int);
void testC0(C *c) {
c.c0 = c_helper;
c.c0 = &c_helper;
}
// CHECK: define void @_Z6testC0P1C([[C:%.*]]*
// CHECK: [[CVAR:%.*]] = alloca [[C]]*, align 8
// CHECK: load [[C]]*, [[C]]** [[CVAR]]
// CHECK-NOT: call
// CHECK: call void bitcast {{.*}} @objc_msgSend {{.*}} @_Z8c_helperv
// CHECK-NOT: call
// CHECK: call void bitcast {{.*}} @objc_msgSend {{.*}} @_Z8c_helperv
// CHECK-NOT: call
// CHECK: ret void
void testC1(C *c) {
c.c1 += c_helper;
}
// CHECK: define void @_Z6testC1P1C([[C]]*
// CHECK: [[CVAR:%.*]] = alloca [[C]]*, align 8
// CHECK: load [[C]]*, [[C]]** [[CVAR]]
// CHECK-NOT: call
// CHECK: [[T0:%.*]] = call i32 bitcast {{.*}} @objc_msgSend
// CHECK-NOT: call
// CHECK: store i32 [[T0]],
// CHECK-NOT: call
// CHECK: [[T0:%.*]] = call i32 @_Zpl2C1RFvvE({{.*}} @_Z8c_helperv
// CHECK-NOT: call
// CHECK: store i32 [[T0]],
// CHECK-NOT: call
// CHECK: call void @llvm.memcpy
// CHECK-NOT: call
// CHECK: call void bitcast {{.*}} @objc_msgSend
// CHECK-NOT: call
// CHECK: ret void
|