169 lines
		
	
	
		
			5.1 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
			
		
		
	
	
			169 lines
		
	
	
		
			5.1 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
| // RUN: %clang_cc1 -triple i386-unknown-unknown -emit-llvm -o - %s | FileCheck %s
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| 
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| // TODO: actually test most of this instead of just emitting it
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| 
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| int printf(const char *, ...);
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| 
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| @interface Root
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| -(id) alloc;
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| -(id) init;
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| @end
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| 
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| @interface A : Root {
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|   int x;
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|   int y, ro, z;
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|   id ob0, ob1, ob2, ob3, ob4;
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| }
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| @property int x;
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| @property int y;
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| @property int z;
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| @property(readonly) int ro;
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| @property(assign) id ob0;
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| @property(retain) id ob1;
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| @property(copy) id ob2;
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| @property(retain, nonatomic) id ob3;
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| @property(copy, nonatomic) id ob4;
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| @end
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| 
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| @implementation A
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| @dynamic x;
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| @synthesize y;
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| @synthesize z = z;
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| @synthesize ro;
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| @synthesize ob0;
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| @synthesize ob1;
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| @synthesize ob2;
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| @synthesize ob3;
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| @synthesize ob4;
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| -(int) y {
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|   return x + 1;
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| }
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| -(void) setZ: (int) arg {
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|   x = arg - 1;
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| }
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| @end
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| 
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| @interface A (Cat)
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| @property int dyn;
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| @end
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| 
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| @implementation A (Cat)
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| -(int) dyn {
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|   return 10;
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| }
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| @end
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| 
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| // Test that compound operations only compute the base once.
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| // CHECK-LABEL: define void @test2
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| A *test2_helper(void);
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| void test2() {
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|   // CHECK:      [[BASE:%.*]] = call [[A:%.*]]* @test2_helper()
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|   // CHECK-NEXT: [[SEL:%.*]] = load i8*, i8**
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|   // CHECK-NEXT: [[BASETMP:%.*]] = bitcast [[A]]* [[BASE]] to i8*
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|   // CHECK-NEXT: [[LD:%.*]] = call i32 bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to i32 (i8*, i8*)*)(i8* [[BASETMP]], i8* [[SEL]])
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|   // CHECK-NEXT: [[ADD:%.*]] = add nsw i32 [[LD]], 1
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|   // CHECK-NEXT: [[SEL:%.*]] = load i8*, i8**
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|   // CHECK-NEXT: [[BASETMP:%.*]] = bitcast [[A]]* [[BASE]] to i8*
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|   // CHECK-NEXT: call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*, i8*, i32)*)(i8* [[BASETMP]], i8* [[SEL]], i32 [[ADD]])
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|   test2_helper().dyn++;
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| 
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|   // CHECK:      [[BASE:%.*]] = call [[A]]* @test2_helper()
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|   // CHECK-NEXT: [[SEL:%.*]] = load i8*, i8**
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|   // CHECK-NEXT: [[BASETMP:%.*]] = bitcast [[A]]* [[BASE]] to i8*
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|   // CHECK-NEXT: [[LD:%.*]] = call i32 bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to i32 (i8*, i8*)*)(i8* [[BASETMP]], i8* [[SEL]])
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|   // CHECK-NEXT: [[ADD:%.*]] = mul nsw i32 [[LD]], 10
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|   // CHECK-NEXT: [[SEL:%.*]] = load i8*, i8**
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|   // CHECK-NEXT: [[BASETMP:%.*]] = bitcast [[A]]* [[BASE]] to i8*
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|   // CHECK-NEXT: call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*, i8*, i32)*)(i8* [[BASETMP]], i8* [[SEL]], i32 [[ADD]])
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|   test2_helper().dyn *= 10;
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| }
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| 
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| // Test aggregate initialization from property reads.
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| // Not crashing is good enough for the property-specific test.
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| struct test3_struct { int x,y,z; };
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| struct test3_nested { struct test3_struct t; };
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| @interface test3_object
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| @property struct test3_struct s;
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| @end
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| void test3(test3_object *p) {
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|   struct test3_struct array[1] = { p.s };
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|   struct test3_nested agg = { p.s };
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| }
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| 
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| // PR8742
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| @interface Test4  {}
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| @property float f;
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| @end
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| // CHECK-LABEL: define void @test4
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| void test4(Test4 *t) {
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|   extern int test4_printf(const char *, ...);
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|   // CHECK: [[TMP:%.*]] = call float {{.*}} @objc_msgSend
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|   // CHECK-NEXT: [[EXT:%.*]] = fpext float [[TMP]] to double
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|   // CHECK-NEXT: call i32 (i8*, ...) @test4_printf(i8* {{.*}}, double [[EXT]])
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|   // CHECK-NEXT: ret void
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|   test4_printf("%.2f", t.f);
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| }
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| 
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| @interface Test5 {
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|   unsigned _x : 5;
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| }
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| @property unsigned x;
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| @end
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| @implementation Test5
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| @synthesize x = _x;
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| @end
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| 
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| // rdar://problem/10410531
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| @interface Test6
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| @property void (*prop)(void);
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| @end
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| 
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| void test6_func(void);
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| void test6(Test6 *a) {
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|   a.prop = test6_func;
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| }
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| 
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| // rdar://problem/10507455
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| @interface Test7
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| @property unsigned char x;
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| @end
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| void test7(Test7 *t) {
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|   t.x &= 2;
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|   t.x |= 5;
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|   t.x ^= 8;
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| }
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| // CHECK:    define void @test7([[TEST7:%.*]]*
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| // CHECK:      [[T:%.*]] = alloca [[TEST7]]*,
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| // CHECK-NEXT: store
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| // CHECK-NEXT: [[T0:%.*]] = load [[TEST7]]*, [[TEST7]]** [[T]], align
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| // CHECK-NEXT: load i8*, i8** @OBJC_SELECTOR_REFERENCES
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| // CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST7]]* [[T0]] to i8*
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| // CHECK-NEXT: [[T2:%.*]] = call zeroext i8 bitcast
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| // CHECK-NEXT: [[T3:%.*]] = zext i8 [[T2]] to i32
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| // CHECK-NEXT: [[T4:%.*]] = and i32 [[T3]], 2
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| // CHECK-NEXT: [[T5:%.*]] = trunc i32 [[T4]] to i8
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| // CHECK-NEXT: load i8*, i8** @OBJC_SELECTOR_REFERENCES
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| // CHECK-NEXT: [[T6:%.*]] = bitcast [[TEST7]]* [[T0]] to i8*
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| // CHECK-NEXT: call void bitcast
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| // CHECK-NEXT: [[T0:%.*]] = load [[TEST7]]*, [[TEST7]]** [[T]], align
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| // CHECK-NEXT: load i8*, i8** @OBJC_SELECTOR_REFERENCES
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| // CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST7]]* [[T0]] to i8*
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| // CHECK-NEXT: [[T2:%.*]] = call zeroext i8 bitcast
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| // CHECK-NEXT: [[T3:%.*]] = zext i8 [[T2]] to i32
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| // CHECK-NEXT: [[T4:%.*]] = or i32 [[T3]], 5
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| // CHECK-NEXT: [[T5:%.*]] = trunc i32 [[T4]] to i8
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| // CHECK-NEXT: load i8*, i8** @OBJC_SELECTOR_REFERENCES
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| // CHECK-NEXT: [[T6:%.*]] = bitcast [[TEST7]]* [[T0]] to i8*
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| // CHECK-NEXT: call void bitcast
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| // CHECK-NEXT: [[T0:%.*]] = load [[TEST7]]*, [[TEST7]]** [[T]], align
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| // CHECK-NEXT: load i8*, i8** @OBJC_SELECTOR_REFERENCES
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| // CHECK-NEXT: [[T1:%.*]] = bitcast [[TEST7]]* [[T0]] to i8*
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| // CHECK-NEXT: [[T2:%.*]] = call zeroext i8 bitcast
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| // CHECK-NEXT: [[T3:%.*]] = zext i8 [[T2]] to i32
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| // CHECK-NEXT: [[T4:%.*]] = xor i32 [[T3]], 8
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| // CHECK-NEXT: [[T5:%.*]] = trunc i32 [[T4]] to i8
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| // CHECK-NEXT: load i8*, i8** @OBJC_SELECTOR_REFERENCES
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| // CHECK-NEXT: [[T6:%.*]] = bitcast [[TEST7]]* [[T0]] to i8*
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| // CHECK-NEXT: call void bitcast
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| // CHECK-NEXT: ret void
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