llvm-project/clang/test/CodeGenObjC/optimize-ivar-offset-load.m
Igor Laevsky 27e67986af Fix tests in order for them to not fail after r252604.
Some expected attributes appear to be incorrect after 
optimizations are run and llvm will strip them. Use -O0
so that llvm will not have a chance to remove them. 

llvm-svn: 253458
2015-11-18 14:40:41 +00:00

65 lines
1.8 KiB
Objective-C

// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -O0 -emit-llvm %s -o - | FileCheck %s
// rdar://16095748
@interface NSObject
@end
@interface SampleClass : NSObject {
@public
int _value;
}
+ (SampleClass*) new;
@end
@interface AppDelegate : NSObject
@end
extern void foo(int);
@implementation AppDelegate
- (void)application
{
// Create set of objects in loop
for(int i = 0; i < 2; i++) {
SampleClass *sample = [SampleClass new];
foo (sample->_value);
}
}
@end
// CHECK: [[IVAR:%.*]] = load i64, i64* @"OBJC_IVAR_$_SampleClass._value", align 8
// CHECK: [[THREE:%.*]] = bitcast [[ONE:%.*]]* [[CALL:%.*]] to i8*
// CHECK: [[ADDPTR:%.*]] = getelementptr inbounds i8, i8* [[THREE]], i64 [[IVAR]]
// CHECK: [[FOUR:%.*]] = bitcast i8* [[ADDPTR]] to i32*
// CHECK: [[FIVE:%.*]] = load i32, i32* [[FOUR]], align 4
// CHECK: call void @foo(i32 [[FIVE]])
@implementation SampleClass
+ (SampleClass*) new { return 0; }
- (void) SampleClassApplication
{
// Create set of objects in loop
for(int i = 0; i < 2; i++) {
SampleClass *sample = [SampleClass new];
foo (sample->_value);
}
}
@end
// CHECK: [[ZERO:%.*]] = load i8*, i8** @OBJC_SELECTOR_REFERENCES_, align 8, !invariant.load
// CHECK: [[IVAR:%.*]] = load i64, i64* @"OBJC_IVAR_$_SampleClass._value", align 8, !invariant.load
@interface Sample : SampleClass @end
@implementation Sample
- (void) SampleApplication
{
// Create set of objects in loop
for(int i = 0; i < 2; i++) {
SampleClass *sample = [SampleClass new];
foo (sample->_value);
}
}
@end
// CHECK: [[ZERO:%.*]] = load i8*, i8** @OBJC_SELECTOR_REFERENCES_, align 8, !invariant.load
// CHECK: [[IVAR:%.*]] = load i64, i64* @"OBJC_IVAR_$_SampleClass._value", align 8, !invariant.load