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// RUN: %clang_cc1 -triple aarch64-pc-windows-msvc -fobjc-runtime=gnustep-2.2 -fobjc-dispatch-method=non-legacy -emit-llvm -o - %s | FileCheck %s
// Pass and return for type size <= 8 bytes.
struct S1 {
int a[2];
};
// Pass and return hfa <= 8 bytes
struct F1 {
float a[2];
};
// Pass and return for type size > 16 bytes.
struct S2 {
int a[5];
};
// Pass and return aggregate (of size < 16 bytes) with non-trivial destructor.
// Sret and inreg: Returned in x0
struct S3 {
int a[3];
~S3();
};
S3::~S3() {
}
@interface MsgTest { id isa; } @end
@implementation MsgTest
- (S1) smallS1 {
S1 x;
x.a[0] = 0;
x.a[1] = 1;
return x;
}
- (F1) smallF1 {
F1 x;
x.a[0] = 0.2f;
x.a[1] = 0.5f;
return x;
}
- (S2) stretS2 {
S2 x;
for (int i = 0; i < 5; i++) {
x.a[i] = i;
}
return x;
}
- (S3) stretInRegS3 {
S3 x;
for (int i = 0; i < 3; i++) {
x.a[i] = i;
}
return x;
}
+ (S3) msgTestStretInRegS3 {
S3 x;
for (int i = 0; i < 3; i++) {
x.a[i] = i;
}
return x;
}
@end
void test0(MsgTest *t) {
// CHECK: call {{.*}} @objc_msgSend
S1 ret = [t smallS1];
// CHECK: call {{.*}} @objc_msgSend
F1 ret2 = [t smallF1];
// CHECK: call {{.*}} @objc_msgSend_stret
S2 ret3 = [t stretS2];
// CHECK: call {{.*}} @objc_msgSend_stret2
S3 ret4 = [t stretInRegS3];
// CHECK: call {{.*}} @objc_msgSend_stret2
S3 ret5 = [MsgTest msgTestStretInRegS3];
}
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