1 files changed, 168 insertions, 0 deletions
diff --git a/clang/test/CodeGenObjC/property.m b/clang/test/CodeGenObjC/property.m
new file mode 100644
index 0000000..16881d6
--- /dev/null
+++ b/clang/test/CodeGenObjC/property.m
@@ -0,0 +1,168 @@
+// RUN: %clang_cc1 -emit-llvm -o - %s | FileCheck %s
+
+// TODO: actually test most of this instead of just emitting it
+
+int printf(const char *, ...);
+
+@interface Root
+-(id) alloc;
+-(id) init;
+@end
+
+@interface A : Root {
+  int x;
+  int y, ro, z;
+  id ob0, ob1, ob2, ob3, ob4;
+}
+@property int x;
+@property int y;
+@property int z;
+@property(readonly) int ro;
+@property(assign) id ob0;
+@property(retain) id ob1;
+@property(copy) id ob2;
+@property(retain, nonatomic) id ob3;
+@property(copy, nonatomic) id ob4;
+@end
+
+@implementation A
+@dynamic x;
+@synthesize y;
+@synthesize z = z;
+@synthesize ro;
+@synthesize ob0;
+@synthesize ob1;
+@synthesize ob2;
+@synthesize ob3;
+@synthesize ob4;
+-(int) y {
+  return x + 1;
+}
+-(void) setZ: (int) arg {
+  x = arg - 1;
+}
+@end
+
+@interface A (Cat)
+@property int dyn;
+@end
+
+@implementation A (Cat)
+-(int) dyn {
+  return 10;
+}
+@end
+
+// Test that compound operations only compute the base once.
+// CHECK: define void @test2
+A *test2_helper(void);
+void test2() {
+  // CHECK:      [[BASE:%.*]] = call [[A:%.*]]* @test2_helper()
+  // CHECK-NEXT: [[SEL:%.*]] = load i8**
+  // CHECK-NEXT: [[BASETMP:%.*]] = bitcast [[A]]* [[BASE]] to i8*
+  // CHECK-NEXT: [[LD:%.*]] = call i32 bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to i32 (i8*, i8*)*)(i8* [[BASETMP]], i8* [[SEL]])
+  // CHECK-NEXT: [[ADD:%.*]] = add nsw i32 [[LD]], 1
+  // CHECK-NEXT: [[SEL:%.*]] = load i8**
+  // CHECK-NEXT: [[BASETMP:%.*]] = bitcast [[A]]* [[BASE]] to i8*
+  // CHECK-NEXT: call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*, i8*, i32)*)(i8* [[BASETMP]], i8* [[SEL]], i32 [[ADD]])
+  test2_helper().dyn++;
+
+  // CHECK:      [[BASE:%.*]] = call [[A]]* @test2_helper()
+  // CHECK-NEXT: [[SEL:%.*]] = load i8**
+  // CHECK-NEXT: [[BASETMP:%.*]] = bitcast [[A]]* [[BASE]] to i8*
+  // CHECK-NEXT: [[LD:%.*]] = call i32 bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to i32 (i8*, i8*)*)(i8* [[BASETMP]], i8* [[SEL]])
+  // CHECK-NEXT: [[ADD:%.*]] = mul nsw i32 [[LD]], 10
+  // CHECK-NEXT: [[SEL:%.*]] = load i8**
+  // CHECK-NEXT: [[BASETMP:%.*]] = bitcast [[A]]* [[BASE]] to i8*
+  // CHECK-NEXT: call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*, i8*, i32)*)(i8* [[BASETMP]], i8* [[SEL]], i32 [[ADD]])
+  test2_helper().dyn *= 10;
+}
+
+// Test aggregate initialization from property reads.
+// Not crashing is good enough for the property-specific test.
+struct test3_struct { int x,y,z; };
+struct test3_nested { struct test3_struct t; };
+@interface test3_object
+@property struct test3_struct s;
+@end
+void test3(test3_object *p) {
+  struct test3_struct array[1] = { p.s };
+  struct test3_nested agg = { p.s };
+}
+
+// PR8742
+@interface Test4  {}
+@property float f;
+@end
+// CHECK: define void @test4
+void test4(Test4 *t) {
+  extern int test4_printf(const char *, ...);
+  // CHECK: [[TMP:%.*]] = call float {{.*}} @objc_msgSend
+  // CHECK-NEXT: [[EXT:%.*]] = fpext float [[TMP]] to double
+  // CHECK-NEXT: call i32 (i8*, ...)* @test4_printf(i8* {{.*}}, double [[EXT]])
+  // CHECK-NEXT: ret void
+  test4_printf("%.2f", t.f);
+}
+
+@interface Test5 {
+  unsigned _x : 5;
+}
+@property unsigned x;
+@end
+@implementation Test5
+@synthesize x = _x;
+@end
+
+// rdar://problem/10410531
+@interface Test6
+@property void (*prop)(void);
+@end
+
+void test6_func(void);
+void test6(Test6 *a) {
+  a.prop = test6_func;
+}
+
+// rdar://problem/10507455
+@interface Test7
+@property unsigned char x;
+@end
+void test7(Test7 *t) {
+  t.x &= 2;
+  t.x |= 5;
+  t.x ^= 8;
+}
+// CHECK:    define void @test7([[TEST7:%.*]]*
+// CHECK:      [[T:%.*]] = alloca [[TEST7]]*,
+// CHECK-NEXT: store
+// CHECK-NEXT: [[T0:%.*]] = load [[TEST7]]** [[T]], align
+// CHECK-NEXT: load i8** @"\01L_OBJC_SELECTOR_REFERENCES
+// CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST7]]* [[T0]] to i8*
+// CHECK-NEXT: [[T2:%.*]] = call zeroext i8 bitcast
+// CHECK-NEXT: [[T3:%.*]] = zext i8 [[T2]] to i32
+// CHECK-NEXT: [[T4:%.*]] = and i32 [[T3]], 2
+// CHECK-NEXT: [[T5:%.*]] = trunc i32 [[T4]] to i8
+// CHECK-NEXT: load i8** @"\01L_OBJC_SELECTOR_REFERENCES
+// CHECK-NEXT: [[T6:%.*]] = bitcast [[TEST7]]* [[T0]] to i8*
+// CHECK-NEXT: call void bitcast
+// CHECK-NEXT: [[T0:%.*]] = load [[TEST7]]** [[T]], align
+// CHECK-NEXT: load i8** @"\01L_OBJC_SELECTOR_REFERENCES
+// CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST7]]* [[T0]] to i8*
+// CHECK-NEXT: [[T2:%.*]] = call zeroext i8 bitcast
+// CHECK-NEXT: [[T3:%.*]] = zext i8 [[T2]] to i32
+// CHECK-NEXT: [[T4:%.*]] = or i32 [[T3]], 5
+// CHECK-NEXT: [[T5:%.*]] = trunc i32 [[T4]] to i8
+// CHECK-NEXT: load i8** @"\01L_OBJC_SELECTOR_REFERENCES
+// CHECK-NEXT: [[T6:%.*]] = bitcast [[TEST7]]* [[T0]] to i8*
+// CHECK-NEXT: call void bitcast
+// CHECK-NEXT: [[T0:%.*]] = load [[TEST7]]** [[T]], align
+// CHECK-NEXT: load i8** @"\01L_OBJC_SELECTOR_REFERENCES
+// CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST7]]* [[T0]] to i8*
+// CHECK-NEXT: [[T2:%.*]] = call zeroext i8 bitcast
+// CHECK-NEXT: [[T3:%.*]] = zext i8 [[T2]] to i32
+// CHECK-NEXT: [[T4:%.*]] = xor i32 [[T3]], 8
+// CHECK-NEXT: [[T5:%.*]] = trunc i32 [[T4]] to i8
+// CHECK-NEXT: load i8** @"\01L_OBJC_SELECTOR_REFERENCES
+// CHECK-NEXT: [[T6:%.*]] = bitcast [[TEST7]]* [[T0]] to i8*
+// CHECK-NEXT: call void bitcast
+// CHECK-NEXT: ret void