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DebugInfo: Remove DIType

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This is the last major parent class, so I'll probably start deleting
classes in batches now.  Looks like many of the references to the DI*
hierarchy were updated organically along the way.

llvm-svn: 235331
This commit is contained in:
Duncan P. N. Exon Smith 2015-04-20 18:52:06 +00:00
parent 342b958186
commit 13554f3cb5
6 changed files with 29 additions and 47 deletions
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18
include/llvm/IR/DebugInfo.h
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@ -51,7 +51,6 @@ class DISubprogram;
class DILexicalBlock;
class DILexicalBlockFile;
class DIVariable;
class DIType;
class DIObjCProperty;
/// \brief Maps from type identifier to the actual MDNode.
@ -63,7 +62,6 @@ typedef DenseMap<const MDString *, MDNode *> DITypeIdentifierMap;
template <> struct simplify_type<DESC>;
DECLARE_SIMPLIFY_DESCRIPTOR(DISubrange)
DECLARE_SIMPLIFY_DESCRIPTOR(DIEnumerator)
DECLARE_SIMPLIFY_DESCRIPTOR(DIType)
DECLARE_SIMPLIFY_DESCRIPTOR(DIBasicType)
DECLARE_SIMPLIFY_DESCRIPTOR(DIDerivedType)
DECLARE_SIMPLIFY_DESCRIPTOR(DICompositeType)
@ -110,17 +108,6 @@ public:
MDEnumerator &operator*() const { return *N; }
};
class DIType {
MDType *N;
public:
DIType(const MDType *N = nullptr) : N(const_cast<MDType *>(N)) {}
operator MDType *() const { return N; }
MDType *operator->() const { return N; }
MDType &operator*() const { return *N; }
};
class DIBasicType {
MDBasicType *N;
@ -128,7 +115,6 @@ public:
DIBasicType(const MDBasicType *N = nullptr)
: N(const_cast<MDBasicType *>(N)) {}
operator DIType() const { return N; }
operator MDBasicType *() const { return N; }
MDBasicType *operator->() const { return N; }
MDBasicType &operator*() const { return *N; }
@ -141,7 +127,6 @@ public:
DIDerivedType(const MDDerivedTypeBase *N = nullptr)
: N(const_cast<MDDerivedTypeBase *>(N)) {}
operator DIType() const { return N; }
operator MDDerivedTypeBase *() const { return N; }
MDDerivedTypeBase *operator->() const { return N; }
MDDerivedTypeBase &operator*() const { return *N; }
@ -154,7 +139,6 @@ public:
DICompositeType(const MDCompositeTypeBase *N = nullptr)
: N(const_cast<MDCompositeTypeBase *>(N)) {}
operator DIType() const { return N; }
operator MDCompositeTypeBase *() const { return N; }
MDCompositeTypeBase *operator->() const { return N; }
MDCompositeTypeBase &operator*() const { return *N; }
@ -167,7 +151,6 @@ public:
DISubroutineType(const MDSubroutineType *N = nullptr)
: N(const_cast<MDSubroutineType *>(N)) {}
operator DIType() const { return N; }
operator DICompositeType() const { return N; }
operator MDSubroutineType *() const { return N; }
MDSubroutineType *operator->() const { return N; }
@ -348,7 +331,6 @@ public:
template <> struct simplify_type<DESC> : simplify_type<const DESC> {};
SIMPLIFY_DESCRIPTOR(DISubrange)
SIMPLIFY_DESCRIPTOR(DIEnumerator)
SIMPLIFY_DESCRIPTOR(DIType)
SIMPLIFY_DESCRIPTOR(DIBasicType)
SIMPLIFY_DESCRIPTOR(DIDerivedType)
SIMPLIFY_DESCRIPTOR(DICompositeType)

12
lib/CodeGen/AsmPrinter/DwarfDebug.cpp
View File

@ -141,7 +141,7 @@ bool DbgVariable::isBlockByrefVariable() const {
->isBlockByrefStruct();
}
DIType DbgVariable::getType() const {
const MDType *DbgVariable::getType() const {
MDType *Ty = Var->getType().resolve(DD->getTypeIdentifierMap());
// FIXME: isBlockByrefVariable should be reformulated in terms of complex
// addresses instead.
@ -459,17 +459,15 @@ void DwarfDebug::beginModule() {
CU.getOrCreateGlobalVariableDIE(GV);
for (auto *SP : CUNode->getSubprograms())
SPMap.insert(std::make_pair(SP, &CU));
for (DIType Ty : CUNode->getEnumTypes()) {
for (auto *Ty : CUNode->getEnumTypes()) {
// The enum types array by design contains pointers to
// MDNodes rather than DIRefs. Unique them here.
DIType UniqueTy = cast<MDType>(resolve(Ty->getRef()));
CU.getOrCreateTypeDIE(UniqueTy);
CU.getOrCreateTypeDIE(cast<MDType>(resolve(Ty->getRef())));
}
for (DIType Ty : CUNode->getRetainedTypes()) {
for (auto *Ty : CUNode->getRetainedTypes()) {
// The retained types array by design contains pointers to
// MDNodes rather than DIRefs. Unique them here.
DIType UniqueTy = cast<MDType>(resolve(Ty->getRef()));
CU.getOrCreateTypeDIE(UniqueTy);
CU.getOrCreateTypeDIE(cast<MDType>(resolve(Ty->getRef())));
}
// Emit imported_modules last so that the relevant context is already
// available.

2
lib/CodeGen/AsmPrinter/DwarfDebug.h
View File

@ -165,7 +165,7 @@ public:
return Expr.back()->getNumElements() > 0;
}
bool isBlockByrefVariable() const;
DIType getType() const;
const MDType *getType() const;
private:
/// resolve - Look in the DwarfDebug map for the MDNode that

28
lib/CodeGen/AsmPrinter/DwarfUnit.cpp
View File

@ -421,7 +421,7 @@ void DwarfUnit::addSourceLine(DIE &Die, DISubprogram SP) {
/// addSourceLine - Add location information to specified debug information
/// entry.
void DwarfUnit::addSourceLine(DIE &Die, DIType Ty) {
void DwarfUnit::addSourceLine(DIE &Die, const MDType *Ty) {
assert(Ty);
addSourceLine(Die, Ty->getLine(), Ty->getFilename(), Ty->getDirectory());
@ -519,8 +519,8 @@ bool DwarfUnit::addRegisterOffset(DIELoc &TheDie, unsigned Reg,
void DwarfUnit::addBlockByrefAddress(const DbgVariable &DV, DIE &Die,
dwarf::Attribute Attribute,
const MachineLocation &Location) {
DIType Ty = DV.getType();
DIType TmpTy = Ty;
const MDType *Ty = DV.getType();
const MDType *TmpTy = Ty;
uint16_t Tag = Ty->getTag();
bool isPointer = false;
@ -594,7 +594,7 @@ void DwarfUnit::addBlockByrefAddress(const DbgVariable &DV, DIE &Die,
}
/// Return true if type encoding is unsigned.
static bool isUnsignedDIType(DwarfDebug *DD, DIType Ty) {
static bool isUnsignedDIType(DwarfDebug *DD, const MDType *Ty) {
if (DIDerivedType DTy = dyn_cast<MDDerivedTypeBase>(Ty)) {
dwarf::Tag T = (dwarf::Tag)Ty->getTag();
// Encode pointer constants as unsigned bytes. This is used at least for
@ -698,13 +698,14 @@ void DwarfUnit::addConstantFPValue(DIE &Die, const ConstantFP *CFP) {
}
/// addConstantValue - Add constant value entry in variable DIE.
void DwarfUnit::addConstantValue(DIE &Die, const ConstantInt *CI, DIType Ty) {
void DwarfUnit::addConstantValue(DIE &Die, const ConstantInt *CI,
const MDType *Ty) {
addConstantValue(Die, CI->getValue(), Ty);
}
/// addConstantValue - Add constant value entry in variable DIE.
void DwarfUnit::addConstantValue(DIE &Die, const MachineOperand &MO,
DIType Ty) {
const MDType *Ty) {
assert(MO.isImm() && "Invalid machine operand!");
addConstantValue(Die, isUnsignedDIType(DD, Ty), MO.getImm());
@ -717,7 +718,7 @@ void DwarfUnit::addConstantValue(DIE &Die, bool Unsigned, uint64_t Val) {
Unsigned ? dwarf::DW_FORM_udata : dwarf::DW_FORM_sdata, Val);
}
void DwarfUnit::addConstantValue(DIE &Die, const APInt &Val, DIType Ty) {
void DwarfUnit::addConstantValue(DIE &Die, const APInt &Val, const MDType *Ty) {
addConstantValue(Die, Val, isUnsignedDIType(DD, Ty));
}
@ -801,7 +802,7 @@ DIE *DwarfUnit::createTypeDIE(DICompositeType Ty) {
}
/// getOrCreateTypeDIE - Find existing DIE or create new DIE for the
/// given DIType.
/// given type.
DIE *DwarfUnit::getOrCreateTypeDIE(const MDNode *TyNode) {
if (!TyNode)
return nullptr;
@ -865,7 +866,8 @@ void DwarfUnit::updateAcceleratorTables(const MDScope *Context,
}
/// addType - Add a new type attribute to the specified entity.
void DwarfUnit::addType(DIE &Entity, DIType Ty, dwarf::Attribute Attribute) {
void DwarfUnit::addType(DIE &Entity, const MDType *Ty,
dwarf::Attribute Attribute) {
assert(Ty && "Trying to add a type that doesn't exist?");
// Check for pre-existence.
@ -952,7 +954,7 @@ void DwarfUnit::constructTypeDIE(DIE &Buffer, DIDerivedType DTy) {
uint16_t Tag = Buffer.getTag();
// Map to main type, void will not have a type.
DIType FromTy = resolve(DTy->getBaseType());
const MDType *FromTy = resolve(DTy->getBaseType());
if (FromTy)
addType(Buffer, FromTy);
@ -977,7 +979,7 @@ void DwarfUnit::constructTypeDIE(DIE &Buffer, DIDerivedType DTy) {
/// constructSubprogramArguments - Construct function argument DIEs.
void DwarfUnit::constructSubprogramArguments(DIE &Buffer, DITypeArray Args) {
for (unsigned i = 1, N = Args.size(); i < N; ++i) {
DIType Ty = resolve(Args[i]);
const MDType *Ty = resolve(Args[i]);
if (!Ty) {
assert(i == N-1 && "Unspecified parameter must be the last argument");
createAndAddDIE(dwarf::DW_TAG_unspecified_parameters, Buffer);
@ -1424,7 +1426,7 @@ void DwarfUnit::constructEnumTypeDIE(DIE &Buffer, DICompositeType CTy) {
Value);
}
}
DIType DTy = resolve(CTy->getBaseType());
const MDType *DTy = resolve(CTy->getBaseType());
if (DTy) {
addType(Buffer, DTy);
addFlag(Buffer, dwarf::DW_AT_enum_class);
@ -1556,7 +1558,7 @@ DIE *DwarfUnit::getOrCreateStaticMemberDIE(DIDerivedType DT_) {
DIE &StaticMemberDIE = createAndAddDIE(DT->getTag(), *ContextDIE, DT);
DIType Ty = resolve(DT->getBaseType());
const MDType *Ty = resolve(DT->getBaseType());
addString(StaticMemberDIE, dwarf::DW_AT_name, DT->getName());
addType(StaticMemberDIE, Ty);

12
lib/CodeGen/AsmPrinter/DwarfUnit.h
View File

@ -239,14 +239,14 @@ public:
void addSourceLine(DIE &Die, DIVariable V);
void addSourceLine(DIE &Die, DIGlobalVariable G);
void addSourceLine(DIE &Die, DISubprogram SP);
void addSourceLine(DIE &Die, DIType Ty);
void addSourceLine(DIE &Die, const MDType *Ty);
void addSourceLine(DIE &Die, DINameSpace NS);
void addSourceLine(DIE &Die, DIObjCProperty Ty);
/// addConstantValue - Add constant value entry in variable DIE.
void addConstantValue(DIE &Die, const MachineOperand &MO, DIType Ty);
void addConstantValue(DIE &Die, const ConstantInt *CI, DIType Ty);
void addConstantValue(DIE &Die, const APInt &Val, DIType Ty);
void addConstantValue(DIE &Die, const MachineOperand &MO, const MDType *Ty);
void addConstantValue(DIE &Die, const ConstantInt *CI, const MDType *Ty);
void addConstantValue(DIE &Die, const APInt &Val, const MDType *Ty);
void addConstantValue(DIE &Die, const APInt &Val, bool Unsigned);
void addConstantValue(DIE &Die, bool Unsigned, uint64_t Val);
@ -284,7 +284,7 @@ public:
/// addType - Add a new type attribute to the specified entity. This takes
/// and attribute parameter because DW_AT_friend attributes are also
/// type references.
void addType(DIE &Entity, DIType Ty,
void addType(DIE &Entity, const MDType *Ty,
dwarf::Attribute Attribute = dwarf::DW_AT_type);
/// getOrCreateNameSpace - Create a DIE for DINameSpace.
@ -297,7 +297,7 @@ public:
bool Minimal = false);
/// getOrCreateTypeDIE - Find existing DIE or create new DIE for the
/// given DIType.
/// given type.
DIE *getOrCreateTypeDIE(const MDNode *N);
/// getOrCreateContextDIE - Get context owner's DIE.

4
unittests/Transforms/Utils/Cloning.cpp
View File

@ -251,8 +251,8 @@ protected:
Instruction* Terminator = IBuilder.CreateRetVoid();
// Create a local variable around the alloca
DIType IntType = DBuilder.createBasicType("int", 32, 0,
dwarf::DW_ATE_signed);
auto *IntType =
DBuilder.createBasicType("int", 32, 0, dwarf::DW_ATE_signed);
DIExpression E = DBuilder.createExpression();
DIVariable Variable = DBuilder.createLocalVariable(
dwarf::DW_TAG_auto_variable, Subprogram, "x", File, 5, IntType, true);