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Correctly pass VTT parameters to constructors and destructors. The VTTs aren't yet used in the ctors/dtors, but that will follow. 

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@92409 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anders Carlsson 2010-01-02 01:01:18 +00:00
Родитель 3b5ad2283c
Коммит c997d4278d
9 изменённых файлов: 209 добавлений и 90 удалений
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83
lib/CodeGen/CGClass.cpp
Просмотреть файл

@ -431,6 +431,37 @@ void CodeGenFunction::EmitClassAggrCopyAssignment(llvm::Value *Dest,
EmitBlock(AfterFor, true);
}
/// GetVTTParameter - Return the VTT parameter that should be passed to a
/// base constructor/destructor with virtual bases.
static llvm::Value *GetVTTParameter(CodeGenFunction &CGF, GlobalDecl GD) {
if (!CGVtableInfo::needsVTTParameter(GD)) {
// This constructor/destructor does not need a VTT parameter.
return 0;
}
const CXXRecordDecl *RD = cast<CXXMethodDecl>(CGF.CurFuncDecl)->getParent();
const CXXRecordDecl *Base = cast<CXXMethodDecl>(GD.getDecl())->getParent();
llvm::Value *VTT;
uint64_t SubVTTIndex =
CGF.CGM.getVtableInfo().getSubVTTIndex(RD, Base);
assert(SubVTTIndex != 0 && "Sub-VTT index must be greater than zero!");
if (CGVtableInfo::needsVTTParameter(CGF.CurGD)) {
// A VTT parameter was passed to the constructor, use it.
VTT = CGF.LoadCXXVTT();
VTT = CGF.Builder.CreateConstInBoundsGEP1_64(VTT, SubVTTIndex);
} else {
// We're the complete constructor, so get the VTT by name.
VTT = CGF.CGM.getVtableInfo().getVTT(RD);
VTT = CGF.Builder.CreateConstInBoundsGEP2_64(VTT, 0, SubVTTIndex);
}
return VTT;
}
/// EmitClassMemberwiseCopy - This routine generates code to copy a class
/// object from SrcValue to DestValue. Copying can be either a bitwise copy
/// or via a copy constructor call.
@ -438,11 +469,16 @@ void CodeGenFunction::EmitClassMemberwiseCopy(
llvm::Value *Dest, llvm::Value *Src,
const CXXRecordDecl *ClassDecl,
const CXXRecordDecl *BaseClassDecl, QualType Ty) {
CXXCtorType CtorType = Ctor_Complete;
if (ClassDecl) {
Dest = GetAddressOfBaseClass(Dest, ClassDecl, BaseClassDecl,
/*NullCheckValue=*/false);
Src = GetAddressOfBaseClass(Src, ClassDecl, BaseClassDecl,
/*NullCheckValue=*/false);
// We want to call the base constructor.
CtorType = Ctor_Base;
}
if (BaseClassDecl->hasTrivialCopyConstructor()) {
EmitAggregateCopy(Dest, Src, Ty);
@ -451,13 +487,19 @@ void CodeGenFunction::EmitClassMemberwiseCopy(
if (CXXConstructorDecl *BaseCopyCtor =
BaseClassDecl->getCopyConstructor(getContext(), 0)) {
llvm::Value *Callee = CGM.GetAddrOfCXXConstructor(BaseCopyCtor,
Ctor_Complete);
llvm::Value *Callee = CGM.GetAddrOfCXXConstructor(BaseCopyCtor, CtorType);
CallArgList CallArgs;
// Push the this (Dest) ptr.
CallArgs.push_back(std::make_pair(RValue::get(Dest),
BaseCopyCtor->getThisType(getContext())));
// Push the VTT parameter, if necessary.
if (llvm::Value *VTT =
GetVTTParameter(*this, GlobalDecl(BaseCopyCtor, CtorType))) {
QualType T = getContext().getPointerType(getContext().VoidPtrTy);
CallArgs.push_back(std::make_pair(RValue::get(VTT), T));
}
// Push the Src ptr.
CallArgs.push_back(std::make_pair(RValue::get(Src),
BaseCopyCtor->getParamDecl(0)->getType()));
@ -787,10 +829,8 @@ static void EmitBaseInitializer(CodeGenFunction &CGF,
V = CGF.Builder.CreateConstInBoundsGEP1_64(V, Offset/8);
V = CGF.Builder.CreateBitCast(V, BaseClassType->getPointerTo());
// FIXME: This should always use Ctor_Base as the ctor type! (But that
// causes crashes in tests.)
CGF.EmitCXXConstructorCall(BaseInit->getConstructor(),
CtorType, V,
Ctor_Base, V,
BaseInit->const_arg_begin(),
BaseInit->const_arg_end());
}
@ -1248,6 +1288,7 @@ CodeGenFunction::GenerateCXXAggrDestructorHelper(const CXXDestructorDecl *D,
return m;
}
void
CodeGenFunction::EmitCXXConstructorCall(const CXXConstructorDecl *D,
CXXCtorType Type,
@ -1271,35 +1312,19 @@ CodeGenFunction::EmitCXXConstructorCall(const CXXConstructorDecl *D,
return;
}
llvm::Value *VTT = GetVTTParameter(*this, GlobalDecl(D, Type));
llvm::Value *Callee = CGM.GetAddrOfCXXConstructor(D, Type);
EmitCXXMemberCall(D, Callee, ReturnValueSlot(), This, ArgBeg, ArgEnd);
EmitCXXMemberCall(D, Callee, ReturnValueSlot(), This, VTT, ArgBeg, ArgEnd);
}
void CodeGenFunction::EmitCXXDestructorCall(const CXXDestructorDecl *DD,
CXXDtorType Type,
llvm::Value *This) {
llvm::Value *VTT = GetVTTParameter(*this, GlobalDecl(DD, Type));
llvm::Value *Callee = CGM.GetAddrOfCXXDestructor(DD, Type);
CallArgList Args;
// Push the this ptr.
Args.push_back(std::make_pair(RValue::get(This),
DD->getThisType(getContext())));
// Add a VTT parameter if necessary.
// FIXME: This should not be a dummy null parameter!
if (Type == Dtor_Base && DD->getParent()->getNumVBases() != 0) {
QualType T = getContext().getPointerType(getContext().VoidPtrTy);
Args.push_back(std::make_pair(RValue::get(CGM.EmitNullConstant(T)), T));
}
// FIXME: We should try to share this code with EmitCXXMemberCall.
QualType ResultType = DD->getType()->getAs<FunctionType>()->getResultType();
EmitCall(CGM.getTypes().getFunctionInfo(ResultType, Args), Callee,
ReturnValueSlot(), Args, DD);
EmitCXXMemberCall(DD, Callee, ReturnValueSlot(), This, VTT, 0, 0);
}
llvm::Value *
@ -1395,3 +1420,11 @@ void CodeGenFunction::InitializeVtablePtrsRecursive(
// Store address point
Builder.CreateStore(VtableAddressPoint, VtableField);
}
llvm::Value *CodeGenFunction::LoadCXXVTT() {
assert((isa<CXXConstructorDecl>(CurFuncDecl) ||
isa<CXXDestructorDecl>(CurFuncDecl)) &&
"Must be in a C++ ctor or dtor to load the vtt parameter");
return Builder.CreateLoad(LocalDeclMap[CXXVTTDecl], "vtt");
}

14
lib/CodeGen/CGExprCXX.cpp
Просмотреть файл

@ -19,6 +19,7 @@ RValue CodeGenFunction::EmitCXXMemberCall(const CXXMethodDecl *MD,
llvm::Value *Callee,
ReturnValueSlot ReturnValue,
llvm::Value *This,
llvm::Value *VTT,
CallExpr::const_arg_iterator ArgBeg,
CallExpr::const_arg_iterator ArgEnd) {
assert(MD->isInstance() &&
@ -32,6 +33,12 @@ RValue CodeGenFunction::EmitCXXMemberCall(const CXXMethodDecl *MD,
Args.push_back(std::make_pair(RValue::get(This),
MD->getThisType(getContext())));
// If there is a VTT parameter, emit it.
if (VTT) {
QualType T = getContext().getPointerType(getContext().VoidPtrTy);
Args.push_back(std::make_pair(RValue::get(VTT), T));
}
// And the rest of the call args
EmitCallArgs(Args, FPT, ArgBeg, ArgEnd);
@ -129,7 +136,7 @@ RValue CodeGenFunction::EmitCXXMemberCallExpr(const CXXMemberCallExpr *CE,
Callee = CGM.GetAddrOfFunction(MD, Ty);
}
return EmitCXXMemberCall(MD, Callee, ReturnValue, This,
return EmitCXXMemberCall(MD, Callee, ReturnValue, This, /*VTT=*/0,
CE->arg_begin(), CE->arg_end());
}
@ -275,7 +282,7 @@ CodeGenFunction::EmitCXXOperatorMemberCallExpr(const CXXOperatorCallExpr *E,
else
Callee = CGM.GetAddrOfFunction(MD, Ty);
return EmitCXXMemberCall(MD, Callee, ReturnValue, This,
return EmitCXXMemberCall(MD, Callee, ReturnValue, This, /*VTT=*/0,
E->arg_begin() + 1, E->arg_end());
}
@ -726,7 +733,8 @@ void CodeGenFunction::EmitCXXDeleteExpr(const CXXDeleteExpr *E) {
/*isVariadic=*/false);
llvm::Value *Callee = BuildVirtualCall(Dtor, Dtor_Deleting, Ptr, Ty);
EmitCXXMemberCall(Dtor, Callee, ReturnValueSlot(), Ptr, 0, 0);
EmitCXXMemberCall(Dtor, Callee, ReturnValueSlot(), Ptr, /*VTT=*/0,
0, 0);
// The dtor took care of deleting the object.
ShouldCallDelete = false;

146
lib/CodeGen/CGVtable.cpp
Просмотреть файл

@ -211,7 +211,7 @@ public:
return VtableComponents;
}
llvm::DenseMap<const CXXRecordDecl *, Index_t> &getVBIndex()
llvm::DenseMap<const CXXRecordDecl *, uint64_t> &getVBIndex()
{ return VBIndex; }
SavedAdjustmentsVectorTy &getSavedAdjustments()
@ -1209,6 +1209,10 @@ class VTTBuilder {
llvm::Constant *ClassVtbl;
llvm::LLVMContext &VMContext;
llvm::DenseMap<const CXXRecordDecl *, uint64_t> SubVTTIndicies;
bool GenerateDefinition;
/// BuildVtablePtr - Build up a referene to the given secondary vtable
llvm::Constant *BuildVtablePtr(llvm::Constant *Vtable,
const CXXRecordDecl *VtableClass,
@ -1268,14 +1272,17 @@ class VTTBuilder {
// FIXME: Slightly too many of these for __ZTT8test8_B2
llvm::Constant *init;
if (BaseMorallyVirtual)
init = BuildVtablePtr(vtbl, VtblClass, RD, Offset);
init = GenerateDefinition ?
BuildVtablePtr(vtbl, VtblClass, RD, Offset) : 0;
else {
init = CGM.getVtableInfo().getCtorVtable(Class, Base, BaseOffset);
init = GenerateDefinition ?
CGM.getVtableInfo().getCtorVtable(Class, Base, BaseOffset) : 0;
subvtbl = init;
subVtblClass = Base;
init = BuildVtablePtr(init, Class, Base, BaseOffset);
init = GenerateDefinition ?
BuildVtablePtr(init, Class, Base, BaseOffset) : 0;
}
Inits.push_back(init);
}
@ -1294,14 +1301,16 @@ class VTTBuilder {
// First comes the primary virtual table pointer...
if (MorallyVirtual) {
Vtable = ClassVtbl;
Vtable = GenerateDefinition ? ClassVtbl : 0;
VtableClass = Class;
} else {
Vtable = CGM.getVtableInfo().getCtorVtable(Class, RD, Offset);
Vtable = GenerateDefinition ?
CGM.getVtableInfo().getCtorVtable(Class, RD, Offset) : 0;
VtableClass = RD;
}
llvm::Constant *Init = BuildVtablePtr(Vtable, VtableClass, RD, Offset);
llvm::Constant *Init = GenerateDefinition ?
BuildVtablePtr(Vtable, VtableClass, RD, Offset) : 0;
Inits.push_back(Init);
// then the secondary VTTs....
@ -1324,6 +1333,10 @@ class VTTBuilder {
continue;
const ASTRecordLayout &Layout = CGM.getContext().getASTRecordLayout(RD);
uint64_t BaseOffset = Offset + Layout.getBaseClassOffset(Base);
// Remember the sub-VTT index.
SubVTTIndicies[Base] = Inits.size();
BuildVTT(Base, BaseOffset, MorallyVirtual);
}
}
@ -1336,6 +1349,9 @@ class VTTBuilder {
const CXXRecordDecl *Base =
cast<CXXRecordDecl>(i->getType()->getAs<RecordType>()->getDecl());
if (i->isVirtual() && !SeenVBase.count(Base)) {
// Remember the sub-VTT index.
SubVTTIndicies[Base] = Inits.size();
SeenVBase.insert(Base);
uint64_t BaseOffset = BLayout.getVBaseClassOffset(Base);
BuildVTT(Base, BaseOffset, true);
@ -1346,15 +1362,18 @@ class VTTBuilder {
public:
VTTBuilder(std::vector<llvm::Constant *> &inits, const CXXRecordDecl *c,
CodeGenModule &cgm)
CodeGenModule &cgm, bool GenerateDefinition)
: Inits(inits), Class(c), CGM(cgm),
BLayout(cgm.getContext().getASTRecordLayout(c)),
AddressPoints(*cgm.AddressPoints[c]),
VMContext(cgm.getModule().getContext()) {
VMContext(cgm.getModule().getContext()),
GenerateDefinition(GenerateDefinition) {
// First comes the primary virtual table pointer for the complete class...
ClassVtbl = CGM.getVtableInfo().getVtable(Class);
Inits.push_back(BuildVtablePtr(ClassVtbl, Class, Class, 0));
llvm::Constant *Init = GenerateDefinition ?
BuildVtablePtr(ClassVtbl, Class, Class, 0) : 0;
Inits.push_back(Init);
// then the secondary VTTs...
SecondaryVTTs(Class);
@ -1365,11 +1384,16 @@ public:
// and last, the virtual VTTs.
VirtualVTTs(Class);
}
llvm::DenseMap<const CXXRecordDecl *, uint64_t> &getSubVTTIndicies() {
return SubVTTIndicies;
}
};
}
llvm::GlobalVariable *
CGVtableInfo::GenerateVTT(llvm::GlobalVariable::LinkageTypes Linkage,
bool GenerateDefinition,
const CXXRecordDecl *RD) {
// Only classes that have virtual bases need a VTT.
if (RD->getNumVBases() == 0)
@ -1379,23 +1403,36 @@ CGVtableInfo::GenerateVTT(llvm::GlobalVariable::LinkageTypes Linkage,
CGM.getMangleContext().mangleCXXVTT(RD, OutName);
llvm::StringRef Name = OutName.str();
D1(printf("vtt %s\n", RD->getNameAsCString()));
std::vector<llvm::Constant *> inits;
VTTBuilder b(inits, RD, CGM);
llvm::GlobalVariable *GV = CGM.getModule().getGlobalVariable(Name);
if (GV == 0 || GV->isDeclaration()) {
const llvm::Type *Int8PtrTy =
llvm::Type::getInt8PtrTy(CGM.getLLVMContext());
const llvm::Type *Int8PtrTy = llvm::Type::getInt8PtrTy(CGM.getLLVMContext());
const llvm::ArrayType *Type = llvm::ArrayType::get(Int8PtrTy, inits.size());
std::vector<llvm::Constant *> inits;
VTTBuilder b(inits, RD, CGM, GenerateDefinition);
const llvm::ArrayType *Type = llvm::ArrayType::get(Int8PtrTy, inits.size());
llvm::Constant *Init = 0;
if (GenerateDefinition)
Init = llvm::ConstantArray::get(Type, inits);
llvm::GlobalVariable *OldGV = GV;
GV = new llvm::GlobalVariable(CGM.getModule(), Type, /*isConstant=*/true,
Linkage, Init, Name);
CGM.setGlobalVisibility(GV, RD);
if (OldGV) {
GV->takeName(OldGV);
llvm::Constant *NewPtr =
llvm::ConstantExpr::getBitCast(GV, OldGV->getType());
OldGV->replaceAllUsesWith(NewPtr);
OldGV->eraseFromParent();
}
}
llvm::Constant *Init = llvm::ConstantArray::get(Type, inits);
llvm::GlobalVariable *VTT =
new llvm::GlobalVariable(CGM.getModule(), Type, /*isConstant=*/true,
Linkage, Init, Name);
CGM.setGlobalVisibility(VTT, RD);
return VTT;
return GV;
}
void CGVtableInfo::GenerateClassData(llvm::GlobalVariable::LinkageTypes Linkage,
@ -1407,7 +1444,7 @@ void CGVtableInfo::GenerateClassData(llvm::GlobalVariable::LinkageTypes Linkage,
}
Vtable = GenerateVtable(Linkage, /*GenerateDefinition=*/true, RD, RD, 0);
GenerateVTT(Linkage, RD);
GenerateVTT(Linkage, /*GenerateDefinition=*/true, RD);
}
llvm::GlobalVariable *CGVtableInfo::getVtable(const CXXRecordDecl *RD) {
@ -1428,6 +1465,13 @@ CGVtableInfo::getCtorVtable(const CXXRecordDecl *LayoutClass,
LayoutClass, RD, Offset);
}
llvm::GlobalVariable *CGVtableInfo::getVTT(const CXXRecordDecl *RD) {
return GenerateVTT(llvm::GlobalValue::ExternalLinkage,
/*GenerateDefinition=*/false, RD);
}
void CGVtableInfo::MaybeEmitVtable(GlobalDecl GD) {
const CXXMethodDecl *MD = cast<CXXMethodDecl>(GD.getDecl());
const CXXRecordDecl *RD = MD->getParent();
@ -1443,16 +1487,6 @@ void CGVtableInfo::MaybeEmitVtable(GlobalDecl GD) {
// We don't have the right key function.
if (KeyFunction->getCanonicalDecl() != MD->getCanonicalDecl())
return;
// If the key function is a destructor, we only want to emit the vtable
// once, so do it for the complete destructor.
if (isa<CXXDestructorDecl>(MD) && GD.getDtorType() != Dtor_Complete)
return;
} else {
// If there is no key function, we only want to emit the vtable if we are
// emitting a constructor.
if (!isa<CXXConstructorDecl>(MD) || GD.getCtorType() != Ctor_Complete)
return;
}
llvm::GlobalVariable::LinkageTypes Linkage;
@ -1479,3 +1513,47 @@ void CGVtableInfo::MaybeEmitVtable(GlobalDecl GD) {
}
}
bool CGVtableInfo::needsVTTParameter(GlobalDecl GD) {
const CXXMethodDecl *MD = cast<CXXMethodDecl>(GD.getDecl());
// We don't have any virtual bases, just return early.
if (!MD->getParent()->getNumVBases())
return false;
// Check if we have a base constructor.
if (isa<CXXConstructorDecl>(MD) && GD.getCtorType() == Ctor_Base)
return true;
// Check if we have a base destructor.
if (isa<CXXDestructorDecl>(MD) && GD.getDtorType() == Dtor_Base)
return true;
return false;
}
uint64_t CGVtableInfo::getSubVTTIndex(const CXXRecordDecl *RD,
const CXXRecordDecl *Base) {
ClassPairTy ClassPair(RD, Base);
SubVTTIndiciesTy::iterator I =
SubVTTIndicies.find(ClassPair);
if (I != SubVTTIndicies.end())
return I->second;
std::vector<llvm::Constant *> inits;
VTTBuilder Builder(inits, RD, CGM, /*GenerateDefinition=*/false);
for (llvm::DenseMap<const CXXRecordDecl *, uint64_t>::iterator I =
Builder.getSubVTTIndicies().begin(),
E = Builder.getSubVTTIndicies().end(); I != E; ++I) {
// Insert all indices.
ClassPairTy ClassPair(RD, I->first);
SubVTTIndicies.insert(std::make_pair(ClassPair, I->second));
}
I = SubVTTIndicies.find(ClassPair);
assert(I != SubVTTIndicies.end() && "Did not find index!");
return I->second;
}

14
lib/CodeGen/CGVtable.h
Просмотреть файл

@ -93,6 +93,9 @@ private:
SavedAdjustmentsTy SavedAdjustments;
llvm::DenseSet<const CXXRecordDecl*> SavedAdjustmentRecords;
typedef llvm::DenseMap<ClassPairTy, uint64_t> SubVTTIndiciesTy;
SubVTTIndiciesTy SubVTTIndicies;
/// getNumVirtualFunctionPointers - Return the number of virtual function
/// pointers in the vtable for a given record decl.
uint64_t getNumVirtualFunctionPointers(const CXXRecordDecl *RD);
@ -113,12 +116,22 @@ private:
const CXXRecordDecl *RD, uint64_t Offset);
llvm::GlobalVariable *GenerateVTT(llvm::GlobalVariable::LinkageTypes Linkage,
bool GenerateDefinition,
const CXXRecordDecl *RD);
public:
CGVtableInfo(CodeGenModule &CGM)
: CGM(CGM) { }
/// needsVTTParameter - Return whether the given global decl needs a VTT
/// parameter, which it does if it's a base constructor or destructor with
/// virtual bases.
static bool needsVTTParameter(GlobalDecl GD);
/// getSubVTTIndex - Return the index of the sub-VTT for the base class of the
/// given record decl.
uint64_t getSubVTTIndex(const CXXRecordDecl *RD, const CXXRecordDecl *Base);
/// getMethodVtableIndex - Return the index (relative to the vtable address
/// point) where the function pointer for the given virtual function is
/// stored.
@ -144,6 +157,7 @@ public:
const CXXRecordDecl *Class,
uint64_t Offset);
llvm::GlobalVariable *getVTT(const CXXRecordDecl *RD);
void MaybeEmitVtable(GlobalDecl GD);
};

23
lib/CodeGen/CodeGenFunction.cpp
Просмотреть файл

@ -230,26 +230,7 @@ void CodeGenFunction::StartFunction(GlobalDecl GD, QualType RetTy,
}
}
static bool NeedsVTTParameter(GlobalDecl GD) {
const CXXMethodDecl *MD = cast<CXXMethodDecl>(GD.getDecl());
// We don't have any virtual bases, just return early.
if (!MD->getParent()->getNumVBases())
return false;
// Check if we have a base constructor.
if (isa<CXXConstructorDecl>(MD) && GD.getCtorType() == Ctor_Base)
return true;
// Check if we have a base destructor.
if (isa<CXXDestructorDecl>(MD) && GD.getDtorType() == Dtor_Base)
return true;
return false;
}
void CodeGenFunction::GenerateCode(GlobalDecl GD,
llvm::Function *Fn) {
void CodeGenFunction::GenerateCode(GlobalDecl GD, llvm::Function *Fn) {
const FunctionDecl *FD = cast<FunctionDecl>(GD.getDecl());
// Check if we should generate debug info for this function.
@ -271,7 +252,7 @@ void CodeGenFunction::GenerateCode(GlobalDecl GD,
Args.push_back(std::make_pair(CXXThisDecl, CXXThisDecl->getType()));
// Check if we need a VTT parameter as well.
if (NeedsVTTParameter(GD)) {
if (CGVtableInfo::needsVTTParameter(GD)) {
// FIXME: The comment about using a fake decl above applies here too.
QualType T = getContext().getPointerType(getContext().VoidPtrTy);
CXXVTTDecl =

5
lib/CodeGen/CodeGenFunction.h
Просмотреть файл

@ -728,6 +728,10 @@ public:
/// generating code for an C++ member function.
llvm::Value *LoadCXXThis();
/// LoadCXXVTT - Load the VTT parameter to base constructors/destructors have
/// virtual bases.
llvm::Value *LoadCXXVTT();
/// GetAddressOfBaseClass - This function will add the necessary delta to the
/// load of 'this' and returns address of the base class.
// FIXME. This currently only does a derived to non-virtual base conversion.
@ -1057,6 +1061,7 @@ public:
llvm::Value *Callee,
ReturnValueSlot ReturnValue,
llvm::Value *This,
llvm::Value *VTT,
CallExpr::const_arg_iterator ArgBeg,
CallExpr::const_arg_iterator ArgEnd);
RValue EmitCXXMemberCallExpr(const CXXMemberCallExpr *E,

4
test/CodeGenCXX/constructor-template.cpp
Просмотреть файл

@ -44,10 +44,10 @@ int main() {
delete node;
}
// CHECK-LP64: __ZN4NodeIP12BinomialNodeIiEEC1Ev:
// CHECK-LP64: __ZN4NodeIP12BinomialNodeIiEEC2Ev:
// CHECK-LP64: __ZN4ListIP12BinomialNodeIiEEC1Ev:
// CHECK-LP64: __ZN4ListIP12BinomialNodeIiEED1Ev:
// CHECK-LP32: __ZN4NodeIP12BinomialNodeIiEEC1Ev:
// CHECK-LP32: __ZN4NodeIP12BinomialNodeIiEEC2Ev:
// CHECK-LP32: __ZN4ListIP12BinomialNodeIiEEC1Ev:
// CHECK-LP32: __ZN4ListIP12BinomialNodeIiEED1Ev:

2
test/CodeGenCXX/default-constructor-default-argument.cpp
Просмотреть файл

@ -5,4 +5,4 @@ struct A { A(int x = 2); };
struct B : public A {};
B x;
// CHECK: call void @_ZN1AC1Ei
// CHECK: call void @_ZN1AC2Ei

8
test/CodeGenCXX/virtual-destructor-calls.cpp
Просмотреть файл

@ -8,15 +8,15 @@ struct B : A {
virtual ~B();
};
// Complete dtor.
// CHECK: define void @_ZN1BD1Ev
// CHECK: call void @_ZN1AD2Ev
// Deleting dtor.
// CHECK: define void @_ZN1BD0Ev
// CHECK: call void @_ZN1AD2Ev
// check: call void @_ZdlPv
// Complete dtor.
// CHECK: define void @_ZN1BD1Ev
// CHECK: call void @_ZN1AD2Ev
// Base dtor.
// CHECK: define void @_ZN1BD2Ev
// CHECK: call void @_ZN1AD2Ev