}
}
-/// getInlinedAt - If this variable is inlined then return inline location.
-MDNode *DIVariable::getInlinedAt() const { return getNodeField(DbgNode, 7); }
+static unsigned DIVariableInlinedAtIndex = 4;
+MDNode *DIVariable::getInlinedAt() const {
+ return getNodeField(DbgNode, DIVariableInlinedAtIndex);
+}
/// Return the size reported by the variable's type.
unsigned DIVariable::getSizeInBits(const DITypeIdentifierMap &Map) {
uint64_t DIExpression::getElement(unsigned Idx) const {
unsigned I = Idx + 1;
- if (I < DbgNode->getNumOperands())
- if (auto *CI = dyn_cast_or_null<ConstantInt>(DbgNode->getOperand(I)))
- return CI->getZExtValue();
-
- assert(false && "non-existing complex address element requested");
- return 0;
+ assert(I < getNumHeaderFields() &&
+ "non-existing complex address element requested");
+ return getHeaderFieldAs<int64_t>(I);
}
bool DIExpression::isVariablePiece() const {
/// lexical block with an extra file.
bool DIDescriptor::isLexicalBlockFile() const {
return DbgNode && getTag() == dwarf::DW_TAG_lexical_block &&
- (DbgNode->getNumOperands() == 4);
+ DbgNode->getNumOperands() == 3 && getNumHeaderFields() == 2;
}
/// isLexicalBlock - Return true if the specified tag is DW_TAG_lexical_block.
bool DIDescriptor::isLexicalBlock() const {
+ // FIXME: There are always exactly 4 header fields in DILexicalBlock, but
+ // something relies on this returning true for DILexicalBlockFile.
return DbgNode && getTag() == dwarf::DW_TAG_lexical_block &&
- (DbgNode->getNumOperands() > 3);
+ DbgNode->getNumOperands() == 3 &&
+ (getNumHeaderFields() == 2 || getNumHeaderFields() == 4);
}
/// isSubrange - Return true if the specified tag is DW_TAG_subrange_type.
if (getFilename().empty())
return false;
- return DbgNode->getNumOperands() == 14;
+ return DbgNode->getNumOperands() == 7 && getNumHeaderFields() == 8;
}
/// Verify - Verify that an ObjC property is well formed.
return false;
// Don't worry about the rest of the strings for now.
- return DbgNode->getNumOperands() == 8;
+ return DbgNode->getNumOperands() == 3 && getNumHeaderFields() == 6;
}
/// Check if a field at position Elt of a MDNode is a MDNode.
/// Verify - Verify that a basic type descriptor is well formed.
bool DIBasicType::Verify() const {
- return isBasicType() && DbgNode->getNumOperands() == 10;
+ return isBasicType() && DbgNode->getNumOperands() == 3 &&
+ getNumHeaderFields() == 8;
}
/// Verify - Verify that a derived type descriptor is well formed.
bool DIDerivedType::Verify() const {
- // Make sure DerivedFrom @ field 9 is TypeRef.
- if (!fieldIsTypeRef(DbgNode, 9))
+ // Make sure DerivedFrom @ field 3 is TypeRef.
+ if (!fieldIsTypeRef(DbgNode, 3))
return false;
if (getTag() == dwarf::DW_TAG_ptr_to_member_type)
- // Make sure ClassType @ field 10 is a TypeRef.
- if (!fieldIsTypeRef(DbgNode, 10))
+ // Make sure ClassType @ field 4 is a TypeRef.
+ if (!fieldIsTypeRef(DbgNode, 4))
return false;
- return isDerivedType() && DbgNode->getNumOperands() >= 10 &&
- DbgNode->getNumOperands() <= 14;
+ return isDerivedType() && DbgNode->getNumOperands() >= 4 &&
+ DbgNode->getNumOperands() <= 8 && getNumHeaderFields() >= 7 &&
+ getNumHeaderFields() <= 8;
}
/// Verify - Verify that a composite type descriptor is well formed.
if (!isCompositeType())
return false;
- // Make sure DerivedFrom @ field 9 and ContainingType @ field 12 are TypeRef.
- if (!fieldIsTypeRef(DbgNode, 9))
+ // Make sure DerivedFrom @ field 3 and ContainingType @ field 5 are TypeRef.
+ if (!fieldIsTypeRef(DbgNode, 3))
return false;
- if (!fieldIsTypeRef(DbgNode, 12))
+ if (!fieldIsTypeRef(DbgNode, 5))
return false;
- // Make sure the type identifier at field 14 is MDString, it can be null.
- if (!fieldIsMDString(DbgNode, 14))
+ // Make sure the type identifier at field 7 is MDString, it can be null.
+ if (!fieldIsMDString(DbgNode, 7))
return false;
// A subroutine type can't be both & and &&.
if (isLValueReference() && isRValueReference())
return false;
- return DbgNode->getNumOperands() == 15;
+ return DbgNode->getNumOperands() == 8 && getNumHeaderFields() == 8;
}
/// Verify - Verify that a subprogram descriptor is well formed.
if (!isSubprogram())
return false;
- // Make sure context @ field 2 is a ScopeRef and type @ field 7 is a MDNode.
+ // Make sure context @ field 2 is a ScopeRef and type @ field 3 is a MDNode.
if (!fieldIsScopeRef(DbgNode, 2))
return false;
- if (!fieldIsMDNode(DbgNode, 7))
+ if (!fieldIsMDNode(DbgNode, 3))
return false;
- // Containing type @ field 12.
- if (!fieldIsTypeRef(DbgNode, 12))
+ // Containing type @ field 4.
+ if (!fieldIsTypeRef(DbgNode, 4))
return false;
// A subprogram can't be both & and &&.
if (isLValueReference() && isRValueReference())
return false;
- return DbgNode->getNumOperands() == 20;
+ return DbgNode->getNumOperands() == 9 && getNumHeaderFields() == 12;
}
/// Verify - Verify that a global variable descriptor is well formed.
if (getDisplayName().empty())
return false;
- // Make sure context @ field 2 is an MDNode.
- if (!fieldIsMDNode(DbgNode, 2))
+ // Make sure context @ field 1 is an MDNode.
+ if (!fieldIsMDNode(DbgNode, 1))
return false;
- // Make sure that type @ field 8 is a DITypeRef.
- if (!fieldIsTypeRef(DbgNode, 8))
+ // Make sure that type @ field 3 is a DITypeRef.
+ if (!fieldIsTypeRef(DbgNode, 3))
return false;
- // Make sure StaticDataMemberDeclaration @ field 12 is MDNode.
- if (!fieldIsMDNode(DbgNode, 12))
+ // Make sure StaticDataMemberDeclaration @ field 5 is MDNode.
+ if (!fieldIsMDNode(DbgNode, 5))
return false;
- return DbgNode->getNumOperands() == 13;
+ return DbgNode->getNumOperands() == 6 && getNumHeaderFields() == 7;
}
/// Verify - Verify that a variable descriptor is well formed.
// Make sure context @ field 1 is an MDNode.
if (!fieldIsMDNode(DbgNode, 1))
return false;
- // Make sure that type @ field 5 is a DITypeRef.
- if (!fieldIsTypeRef(DbgNode, 5))
+ // Make sure that type @ field 3 is a DITypeRef.
+ if (!fieldIsTypeRef(DbgNode, 3))
+ return false;
+
+ // Check the number of header fields, which is common between complex and
+ // simple variables.
+ if (getNumHeaderFields() != 4)
return false;
// Variable without an inline location.
- if (DbgNode->getNumOperands() == 7)
+ if (DbgNode->getNumOperands() == 4)
return true;
- return DbgNode->getNumOperands() == 8;
+ // Variable with an inline location.
+ return getInlinedAt() != nullptr && DbgNode->getNumOperands() == 5;
}
/// Verify - Verify that a variable descriptor is well formed.
if (!DbgNode)
return true;
- return isExpression();
+ return isExpression() && DbgNode->getNumOperands() == 1;
}
/// Verify - Verify that a location descriptor is well formed.
bool DINameSpace::Verify() const {
if (!isNameSpace())
return false;
- return DbgNode->getNumOperands() == 5;
+ return DbgNode->getNumOperands() == 3 && getNumHeaderFields() == 3;
}
/// \brief Retrieve the MDNode for the directory/file pair.
/// \brief Verify that the enumerator descriptor is well formed.
bool DIEnumerator::Verify() const {
- return isEnumerator() && DbgNode->getNumOperands() == 3;
+ return isEnumerator() && DbgNode->getNumOperands() == 1 &&
+ getNumHeaderFields() == 3;
}
/// \brief Verify that the subrange descriptor is well formed.
bool DISubrange::Verify() const {
- return isSubrange() && DbgNode->getNumOperands() == 3;
+ return isSubrange() && DbgNode->getNumOperands() == 1 &&
+ getNumHeaderFields() == 3;
}
/// \brief Verify that the lexical block descriptor is well formed.
bool DILexicalBlock::Verify() const {
- return isLexicalBlock() && DbgNode->getNumOperands() == 6;
+ return isLexicalBlock() && DbgNode->getNumOperands() == 3 &&
+ getNumHeaderFields() == 4;
}
/// \brief Verify that the file-scoped lexical block descriptor is well formed.
bool DILexicalBlockFile::Verify() const {
- return isLexicalBlockFile() && DbgNode->getNumOperands() == 4;
+ return isLexicalBlockFile() && DbgNode->getNumOperands() == 3 &&
+ getNumHeaderFields() == 2;
}
/// \brief Verify that the template type parameter descriptor is well formed.
bool DITemplateTypeParameter::Verify() const {
- return isTemplateTypeParameter() && DbgNode->getNumOperands() == 7;
+ return isTemplateTypeParameter() && DbgNode->getNumOperands() == 4 &&
+ getNumHeaderFields() == 4;
}
/// \brief Verify that the template value parameter descriptor is well formed.
bool DITemplateValueParameter::Verify() const {
- return isTemplateValueParameter() && DbgNode->getNumOperands() == 8;
+ return isTemplateValueParameter() && DbgNode->getNumOperands() == 5 &&
+ getNumHeaderFields() == 4;
}
/// \brief Verify that the imported module descriptor is well formed.
bool DIImportedEntity::Verify() const {
- return isImportedEntity() &&
- (DbgNode->getNumOperands() == 4 || DbgNode->getNumOperands() == 5);
+ return isImportedEntity() && DbgNode->getNumOperands() == 3 &&
+ getNumHeaderFields() == 3;
}
/// getObjCProperty - Return property node, if this ivar is associated with one.
MDNode *DIDerivedType::getObjCProperty() const {
- return getNodeField(DbgNode, 10);
+ return getNodeField(DbgNode, 4);
}
MDString *DICompositeType::getIdentifier() const {
- return cast_or_null<MDString>(getField(DbgNode, 14));
+ return cast_or_null<MDString>(getField(DbgNode, 7));
}
#ifndef NDEBUG
if (Elements) {
#ifndef NDEBUG
// Check that the new list of members contains all the old members as well.
- if (const MDNode *El = cast_or_null<MDNode>(N->getOperand(10)))
+ if (const MDNode *El = cast_or_null<MDNode>(N->getOperand(4)))
VerifySubsetOf(El, Elements);
#endif
- N->replaceOperandWith(10, Elements);
+ N->replaceOperandWith(4, Elements);
}
if (TParams)
- N->replaceOperandWith(13, TParams);
+ N->replaceOperandWith(6, TParams);
DbgNode = N;
}
/// \brief Set the containing type.
void DICompositeType::setContainingType(DICompositeType ContainingType) {
TrackingVH<MDNode> N(*this);
- N->replaceOperandWith(12, ContainingType.getRef());
+ N->replaceOperandWith(5, ContainingType.getRef());
DbgNode = N;
}
return false;
}
-unsigned DISubprogram::isOptimized() const {
- assert(DbgNode && "Invalid subprogram descriptor!");
- if (DbgNode->getNumOperands() == 15)
- return getUnsignedField(14);
- return 0;
-}
-
MDNode *DISubprogram::getVariablesNodes() const {
- return getNodeField(DbgNode, 18);
+ return getNodeField(DbgNode, 8);
}
DIArray DISubprogram::getVariables() const {
- return DIArray(getNodeField(DbgNode, 18));
+ return DIArray(getNodeField(DbgNode, 8));
}
Value *DITemplateValueParameter::getValue() const {
- return getField(DbgNode, 4);
+ return getField(DbgNode, 3);
}
// If the current node has a parent scope then return that,
}
DIArray DICompileUnit::getEnumTypes() const {
- if (!DbgNode || DbgNode->getNumOperands() < 13)
+ if (!DbgNode || DbgNode->getNumOperands() < 7)
return DIArray();
- return DIArray(getNodeField(DbgNode, 7));
+ return DIArray(getNodeField(DbgNode, 2));
}
DIArray DICompileUnit::getRetainedTypes() const {
- if (!DbgNode || DbgNode->getNumOperands() < 13)
+ if (!DbgNode || DbgNode->getNumOperands() < 7)
return DIArray();
- return DIArray(getNodeField(DbgNode, 8));
+ return DIArray(getNodeField(DbgNode, 3));
}
DIArray DICompileUnit::getSubprograms() const {
- if (!DbgNode || DbgNode->getNumOperands() < 13)
+ if (!DbgNode || DbgNode->getNumOperands() < 7)
return DIArray();
- return DIArray(getNodeField(DbgNode, 9));
+ return DIArray(getNodeField(DbgNode, 4));
}
DIArray DICompileUnit::getGlobalVariables() const {
- if (!DbgNode || DbgNode->getNumOperands() < 13)
+ if (!DbgNode || DbgNode->getNumOperands() < 7)
return DIArray();
- return DIArray(getNodeField(DbgNode, 10));
+ return DIArray(getNodeField(DbgNode, 5));
}
DIArray DICompileUnit::getImportedEntities() const {
- if (!DbgNode || DbgNode->getNumOperands() < 13)
+ if (!DbgNode || DbgNode->getNumOperands() < 7)
return DIArray();
- return DIArray(getNodeField(DbgNode, 11));
+ return DIArray(getNodeField(DbgNode, 6));
+}
+
+void DICompileUnit::replaceSubprograms(DIArray Subprograms) {
+ assert(Verify() && "Expected compile unit");
+ if (Subprograms == getSubprograms())
+ return;
+
+ const_cast<MDNode *>(DbgNode)->replaceOperandWith(4, Subprograms);
+}
+
+void DICompileUnit::replaceGlobalVariables(DIArray GlobalVariables) {
+ assert(Verify() && "Expected compile unit");
+ if (GlobalVariables == getGlobalVariables())
+ return;
+
+ const_cast<MDNode *>(DbgNode)->replaceOperandWith(5, GlobalVariables);
}
/// copyWithNewScope - Return a copy of this location, replacing the
/// @param InlinedScope Location at current variable is inlined.
DIVariable llvm::createInlinedVariable(MDNode *DV, MDNode *InlinedScope,
LLVMContext &VMContext) {
- SmallVector<Value *, 16> Elts;
- // Insert inlined scope as 7th element.
- for (unsigned i = 0, e = DV->getNumOperands(); i != e; ++i)
- i == 7 ? Elts.push_back(InlinedScope) : Elts.push_back(DV->getOperand(i));
- return DIVariable(MDNode::get(VMContext, Elts));
+ assert(DIVariable(DV).Verify() && "Expected a DIVariable");
+ if (!InlinedScope)
+ return cleanseInlinedVariable(DV, VMContext);
+
+ // Insert inlined scope.
+ SmallVector<Value *, 8> Elts;
+ for (unsigned I = 0, E = DIVariableInlinedAtIndex; I != E; ++I)
+ Elts.push_back(DV->getOperand(I));
+ Elts.push_back(InlinedScope);
+
+ DIVariable Inlined(MDNode::get(VMContext, Elts));
+ assert(Inlined.Verify() && "Expected to create a DIVariable");
+ return Inlined;
}
/// cleanseInlinedVariable - Remove inlined scope from the variable.
DIVariable llvm::cleanseInlinedVariable(MDNode *DV, LLVMContext &VMContext) {
- SmallVector<Value *, 16> Elts;
- // Insert inlined scope as 7th element.
- for (unsigned i = 0, e = DV->getNumOperands(); i != e; ++i)
- i == 7 ? Elts.push_back(Constant::getNullValue(Type::getInt32Ty(VMContext)))
- : Elts.push_back(DV->getOperand(i));
- return DIVariable(MDNode::get(VMContext, Elts));
+ assert(DIVariable(DV).Verify() && "Expected a DIVariable");
+ if (!DIVariable(DV).getInlinedAt())
+ return DIVariable(DV);
+
+ // Remove inlined scope.
+ SmallVector<Value *, 8> Elts;
+ for (unsigned I = 0, E = DIVariableInlinedAtIndex; I != E; ++I)
+ Elts.push_back(DV->getOperand(I));
+
+ DIVariable Cleansed(MDNode::get(VMContext, Elts));
+ assert(Cleansed.Verify() && "Expected to create a DIVariable");
+ return Cleansed;
}
/// getDISubprogram - Find subprogram that is enclosing this scope.
case DW_OP_piece: {
unsigned Offset = getElement(++I);
unsigned Size = getElement(++I);
- OS << " offset=" << Offset << ", size= " << Size;
+ OS << " offset=" << Offset << ", size=" << Size;
break;
}
default:
projects / oota-llvm.git / blobdiff