1651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines// RUN: %clang_cc1 -emit-llvm %s -o - -DDEFINE_GUID -triple=i386-pc-linux -fms-extensions | FileCheck %s --check-prefix=CHECK-DEFINE-GUID 2651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines// RUN: %clang_cc1 -emit-llvm %s -o - -triple=i386-pc-linux -fms-extensions | FileCheck %s 3651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines// RUN: %clang_cc1 -emit-llvm %s -o - -DDEFINE_GUID -DWRONG_GUID -triple=i386-pc-linux -fms-extensions | FileCheck %s --check-prefix=CHECK-DEFINE-WRONG-GUID 4c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber 58effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer#ifdef DEFINE_GUID 68effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemerstruct _GUID { 78effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer#ifdef WRONG_GUID 88effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer unsigned int SomethingWentWrong; 98effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer#else 10c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber unsigned long Data1; 11c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber unsigned short Data2; 12c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber unsigned short Data3; 13c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber unsigned char Data4[8]; 148effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer#endif 158effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer}; 168effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer#endif 178effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemertypedef struct _GUID GUID; 18c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber 19c8fe011b7e00a20018c8627e0dddd26882ca4499David Majnemerstruct __declspec(uuid("12345678-1234-1234-1234-1234567890aB")) S1 { } s1; 20c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weberstruct __declspec(uuid("87654321-4321-4321-4321-ba0987654321")) S2 { }; 21bb0ed290428223ac1441ff45bd9ae801adfb455dDavid Majnemerstruct __declspec(uuid("{12345678-1234-1234-1234-1234567890ac}")) Curly; 22bb0ed290428223ac1441ff45bd9ae801adfb455dDavid Majnemer 238effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer#ifdef DEFINE_GUID 24bb0ed290428223ac1441ff45bd9ae801adfb455dDavid Majnemer// Make sure we can properly generate code when the UUID has curly braces on it. 25bb0ed290428223ac1441ff45bd9ae801adfb455dDavid MajnemerGUID thing = __uuidof(Curly); 268effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer// CHECK-DEFINE-GUID: @thing = global %struct._GUID zeroinitializer, align 4 278effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer// CHECK-DEFINE-WRONG-GUID: @thing = global %struct._GUID zeroinitializer, align 4 28c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber 29c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber// This gets initialized in a static initializer. 308effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer// CHECK-DEFINE-GUID: @g = global %struct._GUID zeroinitializer, align 4 318effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer// CHECK-DEFINE-WRONG-GUID: @g = global %struct._GUID zeroinitializer, align 4 32c5f804636e367ef744fd24cf88f7c956a5af0434Nico WeberGUID g = __uuidof(S1); 338effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer#endif 34c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber 35c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber// First global use of __uuidof(S1) forces the creation of the global. 36dc1ac5ecf0375e002de1b1be01ccc669e7576b25Reid Kleckner// CHECK: @_GUID_12345678_1234_1234_1234_1234567890ab = linkonce_odr constant { i32, i16, i16, [8 x i8] } { i32 305419896, i16 4660, i16 4660, [8 x i8] c"\124\124Vx\90\AB" } 378effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer// CHECK: @gr = constant %struct._GUID* bitcast ({ i32, i16, i16, [8 x i8] }* @_GUID_12345678_1234_1234_1234_1234567890ab to %struct._GUID*), align 4 38c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weberconst GUID& gr = __uuidof(S1); 39c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber 408effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer// CHECK: @gp = global %struct._GUID* bitcast ({ i32, i16, i16, [8 x i8] }* @_GUID_12345678_1234_1234_1234_1234567890ab to %struct._GUID*), align 4 41c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weberconst GUID* gp = &__uuidof(S1); 42c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber 438effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer// CHECK: @cp = global %struct._GUID* bitcast ({ i32, i16, i16, [8 x i8] }* @_GUID_12345678_1234_1234_1234_1234567890ac to %struct._GUID*), align 4 44bb0ed290428223ac1441ff45bd9ae801adfb455dDavid Majnemerconst GUID* cp = &__uuidof(Curly); 45bb0ed290428223ac1441ff45bd9ae801adfb455dDavid Majnemer 46c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber// Special case: _uuidof(0) 478effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer// CHECK: @zeroiid = constant %struct._GUID* bitcast ({ i32, i16, i16, [8 x i8] }* @_GUID_00000000_0000_0000_0000_000000000000 to %struct._GUID*), align 4 48c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weberconst GUID& zeroiid = __uuidof(0); 49c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber 50c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber// __uuidof(S2) hasn't been used globally yet, so it's emitted when it's used 51c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber// in a function and is emitted at the end of the globals section. 52dc1ac5ecf0375e002de1b1be01ccc669e7576b25Reid Kleckner// CHECK: @_GUID_87654321_4321_4321_4321_ba0987654321 = linkonce_odr constant { i32, i16, i16, [8 x i8] } { i32 -2023406815, i16 17185, i16 17185, [8 x i8] c"C!\BA\09\87eC!" } 538effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer 548effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer// The static initializer for thing. 558effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer// CHECK-DEFINE-GUID: call void @llvm.memcpy.p0i8.p0i8.i32(i8* bitcast (%struct._GUID* @thing to i8*), i8* bitcast ({ i32, i16, i16, [8 x i8] }* @_GUID_12345678_1234_1234_1234_1234567890ac to i8*), i32 16, i32 4, i1 false) 568effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer// CHECK-DEFINE-WRONG-GUID: call void @llvm.memcpy.p0i8.p0i8.i32(i8* bitcast (%struct._GUID* @thing to i8*), i8* bitcast ({ i32, i16, i16, [8 x i8] }* @_GUID_12345678_1234_1234_1234_1234567890ac to i8*), i32 4, i32 4, i1 false) 57c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber 58c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber// The static initializer for g. 598effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer// CHECK-DEFINE-GUID: call void @llvm.memcpy.p0i8.p0i8.i32(i8* bitcast (%struct._GUID* @g to i8*), i8* bitcast ({ i32, i16, i16, [8 x i8] }* @_GUID_12345678_1234_1234_1234_1234567890ab to i8*), i32 16, i32 4, i1 false) 608effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer// CHECK-DEFINE-WRONG-GUID: call void @llvm.memcpy.p0i8.p0i8.i32(i8* bitcast (%struct._GUID* @g to i8*), i8* bitcast ({ i32, i16, i16, [8 x i8] }* @_GUID_12345678_1234_1234_1234_1234567890ab to i8*), i32 4, i32 4, i1 false) 61c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber 628effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer#ifdef DEFINE_GUID 63c5f804636e367ef744fd24cf88f7c956a5af0434Nico Webervoid fun() { 648effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-GUID: %s1_1 = alloca %struct._GUID, align 4 658effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-WRONG-GUID: %s1_1 = alloca %struct._GUID, align 4 668effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-GUID: %s1_2 = alloca %struct._GUID, align 4 678effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-WRONG-GUID: %s1_2 = alloca %struct._GUID, align 4 688effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-GUID: %s1_3 = alloca %struct._GUID, align 4 698effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-WRONG-GUID: %s1_3 = alloca %struct._GUID, align 4 708effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer 718effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-GUID: [[U1:%.+]] = bitcast %struct._GUID* %s1_1 to i8* 728effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-WRONG-GUID: [[U1:%.+]] = bitcast %struct._GUID* %s1_1 to i8* 738effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-GUID: call void @llvm.memcpy.p0i8.p0i8.i32(i8* [[U1]], i8* bitcast ({ i32, i16, i16, [8 x i8] }* @_GUID_12345678_1234_1234_1234_1234567890ab to i8*), i32 16, i32 4, i1 false) 748effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-WRONG-GUID: call void @llvm.memcpy.p0i8.p0i8.i32(i8* [[U1]], i8* bitcast ({ i32, i16, i16, [8 x i8] }* @_GUID_12345678_1234_1234_1234_1234567890ab to i8*), i32 4, i32 4, i1 false) 75c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber GUID s1_1 = __uuidof(S1); 76c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber 778effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-GUID: [[U2:%.+]] = bitcast %struct._GUID* %s1_2 to i8* 788effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-WRONG-GUID: [[U2:%.+]] = bitcast %struct._GUID* %s1_2 to i8* 798effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-GUID: call void @llvm.memcpy.p0i8.p0i8.i32(i8* [[U2]], i8* bitcast ({ i32, i16, i16, [8 x i8] }* @_GUID_12345678_1234_1234_1234_1234567890ab to i8*), i32 16, i32 4, i1 false) 808effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-WRONG-GUID: call void @llvm.memcpy.p0i8.p0i8.i32(i8* [[U2]], i8* bitcast ({ i32, i16, i16, [8 x i8] }* @_GUID_12345678_1234_1234_1234_1234567890ab to i8*), i32 4, i32 4, i1 false) 81c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber GUID s1_2 = __uuidof(S1); 82c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber 838effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-GUID: [[U3:%.+]] = bitcast %struct._GUID* %s1_3 to i8* 848effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-WRONG-GUID: [[U3:%.+]] = bitcast %struct._GUID* %s1_3 to i8* 858effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-GUID: call void @llvm.memcpy.p0i8.p0i8.i32(i8* [[U3]], i8* bitcast ({ i32, i16, i16, [8 x i8] }* @_GUID_12345678_1234_1234_1234_1234567890ab to i8*), i32 16, i32 4, i1 false) 868effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-WRONG-GUID: call void @llvm.memcpy.p0i8.p0i8.i32(i8* [[U3]], i8* bitcast ({ i32, i16, i16, [8 x i8] }* @_GUID_12345678_1234_1234_1234_1234567890ab to i8*), i32 4, i32 4, i1 false) 87c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber GUID s1_3 = __uuidof(s1); 88c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber} 898effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer#endif 90c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber 91c5f804636e367ef744fd24cf88f7c956a5af0434Nico Webervoid gun() { 928effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer#ifdef DEFINE_GUID 938effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-GUID: %s2_1 = alloca %struct._GUID, align 4 948effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-WRONG-GUID: %s2_1 = alloca %struct._GUID, align 4 958effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-GUID: %s2_2 = alloca %struct._GUID, align 4 968effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK-DEFINE-WRONG-GUID: %s2_2 = alloca %struct._GUID, align 4 978effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer GUID s2_1 = __uuidof(S2); 988effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer GUID s2_2 = __uuidof(S2); 998effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer#endif 100c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber // CHECK: %r = alloca %struct._GUID*, align 4 101c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber // CHECK: %p = alloca %struct._GUID*, align 4 102c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber // CHECK: %zeroiid = alloca %struct._GUID*, align 4 103c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber 1048effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK: store %struct._GUID* bitcast ({ i32, i16, i16, [8 x i8] }* @_GUID_87654321_4321_4321_4321_ba0987654321 to %struct._GUID*), %struct._GUID** %r, align 4 105c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber const GUID& r = __uuidof(S2); 1068effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK: store %struct._GUID* bitcast ({ i32, i16, i16, [8 x i8] }* @_GUID_87654321_4321_4321_4321_ba0987654321 to %struct._GUID*), %struct._GUID** %p, align 4 107c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber const GUID* p = &__uuidof(S2); 108c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber 109c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber // Special case _uuidof(0), local scope version. 1108effeda3d2cfd92abaebc5ac46fc3693c69f66f3David Majnemer // CHECK: store %struct._GUID* bitcast ({ i32, i16, i16, [8 x i8] }* @_GUID_00000000_0000_0000_0000_000000000000 to %struct._GUID*), %struct._GUID** %zeroiid, align 4 111c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber const GUID& zeroiid = __uuidof(0); 112c5f804636e367ef744fd24cf88f7c956a5af0434Nico Weber} 113