diff options
Diffstat (limited to 'test/CodeGenCXX/microsoft-abi-virtual-member-pointers.cpp')
| -rw-r--r-- | test/CodeGenCXX/microsoft-abi-virtual-member-pointers.cpp | 80 |
1 files changed, 54 insertions, 26 deletions
diff --git a/test/CodeGenCXX/microsoft-abi-virtual-member-pointers.cpp b/test/CodeGenCXX/microsoft-abi-virtual-member-pointers.cpp index 51a04c89dcb7b..974953c014442 100644 --- a/test/CodeGenCXX/microsoft-abi-virtual-member-pointers.cpp +++ b/test/CodeGenCXX/microsoft-abi-virtual-member-pointers.cpp @@ -1,14 +1,23 @@ -// RUN: %clang_cc1 -fno-rtti -emit-llvm -cxx-abi microsoft -triple=i386-pc-win32 %s -o - | FileCheck %s --check-prefix=CHECK32 -// RUN: %clang_cc1 -fno-rtti -emit-llvm -cxx-abi microsoft -triple=x86_64-pc-win32 %s -o - | FileCheck %s --check-prefix=CHECK64 +// RUN: %clang_cc1 -fno-rtti -emit-llvm -triple=i386-pc-win32 %s -o - | FileCheck %s --check-prefix=CHECK32 +// RUN: %clang_cc1 -fno-rtti -emit-llvm -triple=x86_64-pc-win32 %s -o - | FileCheck %s --check-prefix=CHECK64 struct S { int x, y, z; }; +// U is not trivially copyable, and requires inalloca to pass by value. +struct U { + int u; + U(); + ~U(); + U(const U &); +}; + struct C { virtual void foo(); virtual int bar(int, double); virtual S baz(int); + virtual S qux(U); }; namespace { @@ -31,18 +40,22 @@ void f() { void (D::*ptr4)(); ptr4 = &D::foo; + S (C::*ptr5)(U); + ptr5 = &C::qux; + + // CHECK32-LABEL: define void @"\01?f@@YAXXZ"() // CHECK32: store i8* bitcast (void (%struct.C*)* @"\01??_9C@@$BA@AE" to i8*), i8** %ptr // CHECK32: store i8* bitcast (i32 (%struct.C*, i32, double)* @"\01??_9C@@$B3AE" to i8*), i8** %ptr2 -// CHECK32: store i8* bitcast (void (%struct.S*, %struct.C*, i32)* @"\01??_9C@@$B7AE" to i8*), i8** %ptr3 -// CHECK32: store i8* bitcast (void (%"struct.<anonymous namespace>::D"*)* @"\01??_9D@?A@@$BA@AE" to i8*), i8** %ptr4 +// CHECK32: store i8* bitcast (void (%struct.C*, %struct.S*, i32)* @"\01??_9C@@$B7AE" to i8*), i8** %ptr3 +// CHECK32: store i8* bitcast (void (%"struct.(anonymous namespace)::D"*)* @"\01??_9D@?A@@$BA@AE" to i8*), i8** %ptr4 // CHECK32: } // // CHECK64-LABEL: define void @"\01?f@@YAXXZ"() // CHECK64: store i8* bitcast (void (%struct.C*)* @"\01??_9C@@$BA@AA" to i8*), i8** %ptr // CHECK64: store i8* bitcast (i32 (%struct.C*, i32, double)* @"\01??_9C@@$B7AA" to i8*), i8** %ptr2 -// CHECK64: store i8* bitcast (void (%struct.S*, %struct.C*, i32)* @"\01??_9C@@$BBA@AA" to i8*), i8** %ptr3 -// CHECK64: store i8* bitcast (void (%"struct.<anonymous namespace>::D"*)* @"\01??_9D@?A@@$BA@AA" to i8*), i8** %ptr +// CHECK64: store i8* bitcast (void (%struct.C*, %struct.S*, i32)* @"\01??_9C@@$BBA@AA" to i8*), i8** %ptr3 +// CHECK64: store i8* bitcast (void (%"struct.(anonymous namespace)::D"*)* @"\01??_9D@?A@@$BA@AA" to i8*), i8** %ptr // CHECK64: } } @@ -51,14 +64,14 @@ void f() { // CHECK32-LABEL: define linkonce_odr x86_thiscallcc void @"\01??_9C@@$BA@AE"(%struct.C* %this) unnamed_addr // CHECK32: [[VPTR:%.*]] = getelementptr inbounds void (%struct.C*)** %{{.*}}, i64 0 // CHECK32: [[CALLEE:%.*]] = load void (%struct.C*)** [[VPTR]] -// CHECK32: call x86_thiscallcc void [[CALLEE]](%struct.C* %{{.*}}) +// CHECK32: musttail call x86_thiscallcc void [[CALLEE]](%struct.C* %{{.*}}) // CHECK32: ret void // CHECK32: } // // CHECK64-LABEL: define linkonce_odr void @"\01??_9C@@$BA@AA"(%struct.C* %this) unnamed_addr // CHECK64: [[VPTR:%.*]] = getelementptr inbounds void (%struct.C*)** %{{.*}}, i64 0 // CHECK64: [[CALLEE:%.*]] = load void (%struct.C*)** [[VPTR]] -// CHECK64: call void [[CALLEE]](%struct.C* %{{.*}}) +// CHECK64: musttail call void [[CALLEE]](%struct.C* %{{.*}}) // CHECK64: ret void // CHECK64: } @@ -66,43 +79,58 @@ void f() { // CHECK32-LABEL: define linkonce_odr x86_thiscallcc i32 @"\01??_9C@@$B3AE"(%struct.C* %this, i32, double) unnamed_addr // CHECK32: [[VPTR:%.*]] = getelementptr inbounds i32 (%struct.C*, i32, double)** %{{.*}}, i64 1 // CHECK32: [[CALLEE:%.*]] = load i32 (%struct.C*, i32, double)** [[VPTR]] -// CHECK32: [[CALL:%.*]] = call x86_thiscallcc i32 [[CALLEE]](%struct.C* %{{.*}}, i32 %{{.*}}, double %{{.*}}) +// CHECK32: [[CALL:%.*]] = musttail call x86_thiscallcc i32 [[CALLEE]](%struct.C* %{{.*}}, i32 %{{.*}}, double %{{.*}}) // CHECK32: ret i32 [[CALL]] // CHECK32: } // // CHECK64-LABEL: define linkonce_odr i32 @"\01??_9C@@$B7AA"(%struct.C* %this, i32, double) unnamed_addr // CHECK64: [[VPTR:%.*]] = getelementptr inbounds i32 (%struct.C*, i32, double)** %{{.*}}, i64 1 // CHECK64: [[CALLEE:%.*]] = load i32 (%struct.C*, i32, double)** [[VPTR]] -// CHECK64: [[CALL:%.*]] = call i32 [[CALLEE]](%struct.C* %{{.*}}, i32 %{{.*}}, double %{{.*}}) +// CHECK64: [[CALL:%.*]] = musttail call i32 [[CALLEE]](%struct.C* %{{.*}}, i32 %{{.*}}, double %{{.*}}) // CHECK64: ret i32 [[CALL]] // CHECK64: } // Thunk for calling the 3rd virtual function in C, taking an int parameter, returning a struct. -// CHECK32-LABEL: define linkonce_odr x86_thiscallcc void @"\01??_9C@@$B7AE"(%struct.S* noalias sret %agg.result, %struct.C* %this, i32) unnamed_addr -// CHECK32: [[VPTR:%.*]] = getelementptr inbounds void (%struct.S*, %struct.C*, i32)** %{{.*}}, i64 2 -// CHECK32: [[CALLEE:%.*]] = load void (%struct.S*, %struct.C*, i32)** [[VPTR]] -// CHECK32: call x86_thiscallcc void [[CALLEE]](%struct.S* sret %agg.result, %struct.C* %{{.*}}, i32 %{{.*}}) +// CHECK32-LABEL: define linkonce_odr x86_thiscallcc void @"\01??_9C@@$B7AE"(%struct.C* %this, %struct.S* noalias sret %agg.result, i32) unnamed_addr +// CHECK32: [[VPTR:%.*]] = getelementptr inbounds void (%struct.C*, %struct.S*, i32)** %{{.*}}, i64 2 +// CHECK32: [[CALLEE:%.*]] = load void (%struct.C*, %struct.S*, i32)** [[VPTR]] +// CHECK32: musttail call x86_thiscallcc void [[CALLEE]](%struct.C* %{{.*}}, %struct.S* sret %agg.result, i32 %{{.*}}) // CHECK32: ret void // CHECK32: } // -// CHECK64-LABEL: define linkonce_odr void @"\01??_9C@@$BBA@AA"(%struct.S* noalias sret %agg.result, %struct.C* %this, i32) unnamed_addr -// CHECK64: [[VPTR:%.*]] = getelementptr inbounds void (%struct.S*, %struct.C*, i32)** %{{.*}}, i64 2 -// CHECK64: [[CALLEE:%.*]] = load void (%struct.S*, %struct.C*, i32)** [[VPTR]] -// CHECK64: call void [[CALLEE]](%struct.S* sret %agg.result, %struct.C* %{{.*}}, i32 %{{.*}}) +// CHECK64-LABEL: define linkonce_odr void @"\01??_9C@@$BBA@AA"(%struct.C* %this, %struct.S* noalias sret %agg.result, i32) unnamed_addr +// CHECK64: [[VPTR:%.*]] = getelementptr inbounds void (%struct.C*, %struct.S*, i32)** %{{.*}}, i64 2 +// CHECK64: [[CALLEE:%.*]] = load void (%struct.C*, %struct.S*, i32)** [[VPTR]] +// CHECK64: musttail call void [[CALLEE]](%struct.C* %{{.*}}, %struct.S* sret %agg.result, i32 %{{.*}}) // CHECK64: ret void // CHECK64: } // Thunk for calling the virtual function in internal class D. -// CHECK32-LABEL: define internal x86_thiscallcc void @"\01??_9D@?A@@$BA@AE"(%"struct.<anonymous namespace>::D"* %this) unnamed_addr -// CHECK32: [[VPTR:%.*]] = getelementptr inbounds void (%"struct.<anonymous namespace>::D"*)** %{{.*}}, i64 0 -// CHECK32: [[CALLEE:%.*]] = load void (%"struct.<anonymous namespace>::D"*)** [[VPTR]] -// CHECK32: call x86_thiscallcc void [[CALLEE]](%"struct.<anonymous namespace>::D"* %{{.*}}) +// CHECK32-LABEL: define internal x86_thiscallcc void @"\01??_9D@?A@@$BA@AE"(%"struct.(anonymous namespace)::D"* %this) unnamed_addr +// CHECK32: [[VPTR:%.*]] = getelementptr inbounds void (%"struct.(anonymous namespace)::D"*)** %{{.*}}, i64 0 +// CHECK32: [[CALLEE:%.*]] = load void (%"struct.(anonymous namespace)::D"*)** [[VPTR]] +// CHECK32: musttail call x86_thiscallcc void [[CALLEE]](%"struct.(anonymous namespace)::D"* %{{.*}}) // CHECK32: ret void // CHECK32: } // -// CHECK64-LABEL: define internal void @"\01??_9D@?A@@$BA@AA"(%"struct.<anonymous namespace>::D"* %this) unnamed_addr -// CHECK64: [[VPTR:%.*]] = getelementptr inbounds void (%"struct.<anonymous namespace>::D"*)** %{{.*}}, i64 0 -// CHECK64: [[CALLEE:%.*]] = load void (%"struct.<anonymous namespace>::D"*)** [[VPTR]] -// CHECK64: call void [[CALLEE]](%"struct.<anonymous namespace>::D"* %{{.*}}) +// CHECK64-LABEL: define internal void @"\01??_9D@?A@@$BA@AA"(%"struct.(anonymous namespace)::D"* %this) unnamed_addr +// CHECK64: [[VPTR:%.*]] = getelementptr inbounds void (%"struct.(anonymous namespace)::D"*)** %{{.*}}, i64 0 +// CHECK64: [[CALLEE:%.*]] = load void (%"struct.(anonymous namespace)::D"*)** [[VPTR]] +// CHECK64: musttail call void [[CALLEE]](%"struct.(anonymous namespace)::D"* %{{.*}}) +// CHECK64: ret void +// CHECK64: } + +// Thunk for calling the fourth virtual function in C, taking a struct parameter and returning a struct. +// CHECK32-LABEL: define linkonce_odr x86_thiscallcc %struct.S* @"\01??_9C@@$BM@AE"(%struct.C* %this, <{ %struct.S*, %struct.U }>* inalloca) unnamed_addr +// CHECK32: [[VPTR:%.*]] = getelementptr inbounds %struct.S* (%struct.C*, <{ %struct.S*, %struct.U }>*)** %{{.*}}, i64 3 +// CHECK32: [[CALLEE:%.*]] = load %struct.S* (%struct.C*, <{ %struct.S*, %struct.U }>*)** [[VPTR]] +// CHECK32: [[CALL:%.*]] = musttail call x86_thiscallcc %struct.S* [[CALLEE]](%struct.C* %this, <{ %struct.S*, %struct.U }>* inalloca %{{.*}}) +// CHECK32: ret %struct.S* [[CALL]] +// CHECK32: } +// +// CHECK64-LABEL: define linkonce_odr void @"\01??_9C@@$BBI@AA"(%struct.C* %this, %struct.S* noalias sret %agg.result, %struct.U*) unnamed_addr +// CHECK64: [[VPTR:%.*]] = getelementptr inbounds void (%struct.C*, %struct.S*, %struct.U*)** %{{.*}}, i64 3 +// CHECK64: [[CALLEE:%.*]] = load void (%struct.C*, %struct.S*, %struct.U*)** [[VPTR]] +// CHECK64: musttail call void [[CALLEE]](%struct.C* %this, %struct.S* sret %agg.result, %struct.U* %{{.*}}) // CHECK64: ret void // CHECK64: } |