mirror of
https://github.com/RPCSX/llvm.git
synced 2024-12-02 00:36:36 +00:00
Revert 90858 90875 and 90805 for now.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90898 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel
parent
d831cda3e7
commit
0000fadb00
@ -99,7 +99,6 @@ namespace llvm {
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bool isGlobalVariable() const;
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bool isScope() const;
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bool isCompileUnit() const;
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bool isNameSpace() const;
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bool isLexicalBlock() const;
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bool isSubrange() const;
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bool isEnumerator() const;
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@ -219,7 +218,7 @@ namespace llvm {
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virtual ~DIType() {}
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DIDescriptor getContext() const { return getDescriptorField(1); }
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StringRef getName() const { return getStringField(2); }
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StringRef getName() const { return getStringField(2); }
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DICompileUnit getCompileUnit() const{ return getFieldAs<DICompileUnit>(3); }
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unsigned getLineNumber() const { return getUnsignedField(4); }
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uint64_t getSizeInBits() const { return getUInt64Field(5); }
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@ -471,22 +470,6 @@ namespace llvm {
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StringRef getFilename() const { return getContext().getFilename(); }
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};
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/// DINameSpace - A wrapper for a C++ style name space.
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class DINameSpace : public DIScope {
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public:
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explicit DINameSpace(MDNode *N = 0) : DIScope(N) {
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if (DbgNode && !isNameSpace())
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DbgNode = 0;
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}
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DIScope getContext() const { return getFieldAs<DIScope>(1); }
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StringRef getName() const { return getStringField(2); }
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StringRef getDirectory() const { return getContext().getDirectory(); }
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StringRef getFilename() const { return getContext().getFilename(); }
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DICompileUnit getCompileUnit() const { return getFieldAs<DICompileUnit>(3); }
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unsigned getLineNumber() const { return getUnsignedField(4); }
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};
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/// DILocation - This object holds location information. This object
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/// is not associated with any DWARF tag.
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class DILocation : public DIDescriptor {
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@ -641,11 +624,6 @@ namespace llvm {
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/// with the specified parent context.
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DILexicalBlock CreateLexicalBlock(DIDescriptor Context);
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/// CreateNameSpace - This creates new descriptor for a namespace
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/// with the specified parent context.
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DINameSpace CreateNameSpace(DIDescriptor Context, StringRef Name,
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DICompileUnit CU, unsigned LineNo);
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/// CreateLocation - Creates a debug info location.
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DILocation CreateLocation(unsigned LineNo, unsigned ColumnNo,
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DIScope S, DILocation OrigLoc);
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@ -227,7 +227,6 @@ bool DIDescriptor::isScope() const {
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case dwarf::DW_TAG_compile_unit:
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case dwarf::DW_TAG_lexical_block:
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case dwarf::DW_TAG_subprogram:
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case dwarf::DW_TAG_namespace:
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return true;
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default:
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break;
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@ -243,14 +242,6 @@ bool DIDescriptor::isCompileUnit() const {
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return Tag == dwarf::DW_TAG_compile_unit;
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}
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/// isNameSpace - Return true if the specified tag is DW_TAG_namespace.
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bool DIDescriptor::isNameSpace() const {
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assert (!isNull() && "Invalid descriptor!");
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unsigned Tag = getTag();
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return Tag == dwarf::DW_TAG_namespace;
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}
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/// isLexicalBlock - Return true if the specified tag is DW_TAG_lexical_block.
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bool DIDescriptor::isLexicalBlock() const {
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assert (!isNull() && "Invalid descriptor!");
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@ -447,8 +438,6 @@ StringRef DIScope::getFilename() const {
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return DISubprogram(DbgNode).getFilename();
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else if (isCompileUnit())
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return DICompileUnit(DbgNode).getFilename();
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else if (isNameSpace())
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return DINameSpace(DbgNode).getFilename();
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else
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assert (0 && "Invalid DIScope!");
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return StringRef();
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@ -461,8 +450,6 @@ StringRef DIScope::getDirectory() const {
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return DISubprogram(DbgNode).getDirectory();
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else if (isCompileUnit())
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return DICompileUnit(DbgNode).getDirectory();
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else if (isNameSpace())
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return DINameSpace(DbgNode).getDirectory();
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else
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assert (0 && "Invalid DIScope!");
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return StringRef();
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@ -1009,21 +996,6 @@ DILexicalBlock DIFactory::CreateLexicalBlock(DIDescriptor Context) {
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return DILexicalBlock(MDNode::get(VMContext, &Elts[0], 2));
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}
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/// CreateNameSpace - This creates new descriptor for a namespace
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/// with the specified parent context.
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DINameSpace DIFactory::CreateNameSpace(DIDescriptor Context, StringRef Name,
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DICompileUnit CompileUnit,
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unsigned LineNo) {
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Value *Elts[] = {
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GetTagConstant(dwarf::DW_TAG_namespace),
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Context.getNode(),
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MDString::get(VMContext, Name),
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CompileUnit.getNode(),
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ConstantInt::get(Type::getInt32Ty(VMContext), LineNo)
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};
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return DINameSpace(MDNode::get(VMContext, &Elts[0], 5));
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}
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/// CreateLocation - Creates a debug info location.
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DILocation DIFactory::CreateLocation(unsigned LineNo, unsigned ColumnNo,
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DIScope S, DILocation OrigLoc) {
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@ -446,23 +446,6 @@ void DwarfDebug::addSourceLine(DIE *Die, const DIType *Ty) {
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addUInt(Die, dwarf::DW_AT_decl_line, 0, Line);
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}
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/// addSourceLine - Add location information to specified debug information
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/// entry.
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void DwarfDebug::addSourceLine(DIE *Die, const DINameSpace *NS) {
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// If there is no compile unit specified, don't add a line #.
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if (NS->getCompileUnit().isNull())
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return;
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unsigned Line = NS->getLineNumber();
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StringRef FN = NS->getFilename();
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StringRef Dir = NS->getDirectory();
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unsigned FileID = GetOrCreateSourceID(Dir, FN);
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assert(FileID && "Invalid file id");
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addUInt(Die, dwarf::DW_AT_decl_file, 0, FileID);
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addUInt(Die, dwarf::DW_AT_decl_line, 0, Line);
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}
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/* Byref variables, in Blocks, are declared by the programmer as
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"SomeType VarName;", but the compiler creates a
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__Block_byref_x_VarName struct, and gives the variable VarName
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@ -756,12 +739,12 @@ void DwarfDebug::addAddress(DIE *Die, unsigned Attribute,
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}
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/// addType - Add a new type attribute to the specified entity.
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void DwarfDebug::addType(DIE *Entity, DIType Ty) {
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void DwarfDebug::addType(CompileUnit *DW_Unit, DIE *Entity, DIType Ty) {
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if (Ty.isNull())
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return;
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// Check for pre-existence.
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DIEEntry *Entry = ModuleCU->getDIEEntry(Ty.getNode());
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DIEEntry *Entry = DW_Unit->getDIEEntry(Ty.getNode());
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// If it exists then use the existing value.
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if (Entry) {
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@ -771,40 +754,37 @@ void DwarfDebug::addType(DIE *Entity, DIType Ty) {
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// Set up proxy.
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Entry = createDIEEntry();
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ModuleCU->insertDIEEntry(Ty.getNode(), Entry);
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DW_Unit->insertDIEEntry(Ty.getNode(), Entry);
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// Construct type.
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DIE *Buffer = new DIE(dwarf::DW_TAG_base_type);
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ModuleCU->insertDIE(Ty.getNode(), Buffer);
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if (Ty.isBasicType())
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constructTypeDIE(*Buffer, DIBasicType(Ty.getNode()));
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constructTypeDIE(DW_Unit, *Buffer, DIBasicType(Ty.getNode()));
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else if (Ty.isCompositeType())
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constructTypeDIE(*Buffer, DICompositeType(Ty.getNode()));
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constructTypeDIE(DW_Unit, *Buffer, DICompositeType(Ty.getNode()));
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else {
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assert(Ty.isDerivedType() && "Unknown kind of DIType");
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constructTypeDIE(*Buffer, DIDerivedType(Ty.getNode()));
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constructTypeDIE(DW_Unit, *Buffer, DIDerivedType(Ty.getNode()));
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}
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// Add debug information entry to entity and appropriate context.
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DIE *Die = NULL;
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DIDescriptor Context = Ty.getContext();
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if (!Context.isNull()) {
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if (Context.isNameSpace()) {
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DINameSpace NS(Context.getNode());
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Die = getOrCreateNameSpace(NS);
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} else
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Die = ModuleCU->getDIE(Context.getNode());
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}
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if (!Context.isNull())
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Die = DW_Unit->getDIE(Context.getNode());
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if (Die)
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Die->addChild(Buffer);
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else
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ModuleCU->addDie(Buffer);
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DW_Unit->addDie(Buffer);
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Entry->setEntry(Buffer);
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Entity->addValue(dwarf::DW_AT_type, dwarf::DW_FORM_ref4, Entry);
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}
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/// constructTypeDIE - Construct basic type die from DIBasicType.
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void DwarfDebug::constructTypeDIE(DIE &Buffer, DIBasicType BTy) {
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void DwarfDebug::constructTypeDIE(CompileUnit *DW_Unit, DIE &Buffer,
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DIBasicType BTy) {
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// Get core information.
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StringRef Name = BTy.getName();
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Buffer.setTag(dwarf::DW_TAG_base_type);
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@ -819,7 +799,8 @@ void DwarfDebug::constructTypeDIE(DIE &Buffer, DIBasicType BTy) {
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}
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/// constructTypeDIE - Construct derived type die from DIDerivedType.
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void DwarfDebug::constructTypeDIE(DIE &Buffer, DIDerivedType DTy) {
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void DwarfDebug::constructTypeDIE(CompileUnit *DW_Unit, DIE &Buffer,
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DIDerivedType DTy) {
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// Get core information.
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StringRef Name = DTy.getName();
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uint64_t Size = DTy.getSizeInBits() >> 3;
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@ -832,7 +813,7 @@ void DwarfDebug::constructTypeDIE(DIE &Buffer, DIDerivedType DTy) {
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// Map to main type, void will not have a type.
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DIType FromTy = DTy.getTypeDerivedFrom();
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addType(&Buffer, FromTy);
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addType(DW_Unit, &Buffer, FromTy);
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// Add name if not anonymous or intermediate type.
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if (!Name.empty())
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@ -848,7 +829,8 @@ void DwarfDebug::constructTypeDIE(DIE &Buffer, DIDerivedType DTy) {
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}
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/// constructTypeDIE - Construct type DIE from DICompositeType.
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void DwarfDebug::constructTypeDIE(DIE &Buffer, DICompositeType CTy) {
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void DwarfDebug::constructTypeDIE(CompileUnit *DW_Unit, DIE &Buffer,
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DICompositeType CTy) {
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// Get core information.
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StringRef Name = CTy.getName();
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@ -859,7 +841,7 @@ void DwarfDebug::constructTypeDIE(DIE &Buffer, DICompositeType CTy) {
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switch (Tag) {
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case dwarf::DW_TAG_vector_type:
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case dwarf::DW_TAG_array_type:
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constructArrayTypeDIE(Buffer, &CTy);
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constructArrayTypeDIE(DW_Unit, Buffer, &CTy);
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break;
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case dwarf::DW_TAG_enumeration_type: {
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DIArray Elements = CTy.getTypeArray();
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@ -869,7 +851,7 @@ void DwarfDebug::constructTypeDIE(DIE &Buffer, DICompositeType CTy) {
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DIE *ElemDie = NULL;
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DIEnumerator Enum(Elements.getElement(i).getNode());
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if (!Enum.isNull()) {
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ElemDie = constructEnumTypeDIE(&Enum);
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ElemDie = constructEnumTypeDIE(DW_Unit, &Enum);
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Buffer.addChild(ElemDie);
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}
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}
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@ -879,7 +861,7 @@ void DwarfDebug::constructTypeDIE(DIE &Buffer, DICompositeType CTy) {
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// Add return type.
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DIArray Elements = CTy.getTypeArray();
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DIDescriptor RTy = Elements.getElement(0);
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addType(&Buffer, DIType(RTy.getNode()));
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addType(DW_Unit, &Buffer, DIType(RTy.getNode()));
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// Add prototype flag.
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addUInt(&Buffer, dwarf::DW_AT_prototyped, dwarf::DW_FORM_flag, 1);
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@ -888,7 +870,7 @@ void DwarfDebug::constructTypeDIE(DIE &Buffer, DICompositeType CTy) {
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for (unsigned i = 1, N = Elements.getNumElements(); i < N; ++i) {
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DIE *Arg = new DIE(dwarf::DW_TAG_formal_parameter);
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DIDescriptor Ty = Elements.getElement(i);
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addType(Arg, DIType(Ty.getNode()));
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addType(DW_Unit, Arg, DIType(Ty.getNode()));
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Buffer.addChild(Arg);
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}
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}
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@ -910,9 +892,11 @@ void DwarfDebug::constructTypeDIE(DIE &Buffer, DICompositeType CTy) {
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continue;
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DIE *ElemDie = NULL;
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if (Element.getTag() == dwarf::DW_TAG_subprogram)
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ElemDie = createMemberSubprogramDIE(DISubprogram(Element.getNode()));
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ElemDie = createMemberSubprogramDIE(DW_Unit,
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DISubprogram(Element.getNode()));
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else
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ElemDie = createMemberDIE(DIDerivedType(Element.getNode()));
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ElemDie = createMemberDIE(DW_Unit,
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DIDerivedType(Element.getNode()));
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Buffer.addChild(ElemDie);
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}
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@ -967,26 +951,26 @@ void DwarfDebug::constructSubrangeDIE(DIE &Buffer, DISubrange SR, DIE *IndexTy){
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}
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/// constructArrayTypeDIE - Construct array type DIE from DICompositeType.
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void DwarfDebug::constructArrayTypeDIE(DIE &Buffer,
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void DwarfDebug::constructArrayTypeDIE(CompileUnit *DW_Unit, DIE &Buffer,
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DICompositeType *CTy) {
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Buffer.setTag(dwarf::DW_TAG_array_type);
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if (CTy->getTag() == dwarf::DW_TAG_vector_type)
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addUInt(&Buffer, dwarf::DW_AT_GNU_vector, dwarf::DW_FORM_flag, 1);
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// Emit derived type.
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addType(&Buffer, CTy->getTypeDerivedFrom());
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addType(DW_Unit, &Buffer, CTy->getTypeDerivedFrom());
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DIArray Elements = CTy->getTypeArray();
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// Get an anonymous type for index type.
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DIE *IdxTy = ModuleCU->getIndexTyDie();
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DIE *IdxTy = DW_Unit->getIndexTyDie();
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if (!IdxTy) {
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// Construct an anonymous type for index type.
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IdxTy = new DIE(dwarf::DW_TAG_base_type);
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addUInt(IdxTy, dwarf::DW_AT_byte_size, 0, sizeof(int32_t));
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addUInt(IdxTy, dwarf::DW_AT_encoding, dwarf::DW_FORM_data1,
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dwarf::DW_ATE_signed);
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ModuleCU->addDie(IdxTy);
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ModuleCU->setIndexTyDie(IdxTy);
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DW_Unit->addDie(IdxTy);
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DW_Unit->setIndexTyDie(IdxTy);
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}
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// Add subranges to array type.
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@ -998,7 +982,7 @@ void DwarfDebug::constructArrayTypeDIE(DIE &Buffer,
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}
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/// constructEnumTypeDIE - Construct enum type DIE from DIEnumerator.
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DIE *DwarfDebug::constructEnumTypeDIE(DIEnumerator *ETy) {
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DIE *DwarfDebug::constructEnumTypeDIE(CompileUnit *DW_Unit, DIEnumerator *ETy) {
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DIE *Enumerator = new DIE(dwarf::DW_TAG_enumerator);
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StringRef Name = ETy->getName();
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addString(Enumerator, dwarf::DW_AT_name, dwarf::DW_FORM_string, Name);
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@ -1008,7 +992,8 @@ DIE *DwarfDebug::constructEnumTypeDIE(DIEnumerator *ETy) {
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}
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/// createGlobalVariableDIE - Create new DIE using GV.
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DIE *DwarfDebug::createGlobalVariableDIE(const DIGlobalVariable &GV) {
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DIE *DwarfDebug::createGlobalVariableDIE(CompileUnit *DW_Unit,
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const DIGlobalVariable &GV) {
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// If the global variable was optmized out then no need to create debug info
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// entry.
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if (!GV.getGlobal()) return NULL;
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@ -1029,7 +1014,7 @@ DIE *DwarfDebug::createGlobalVariableDIE(const DIGlobalVariable &GV) {
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addString(GVDie, dwarf::DW_AT_MIPS_linkage_name, dwarf::DW_FORM_string,
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LinkageName);
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}
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addType(GVDie, GV.getType());
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addType(DW_Unit, GVDie, GV.getType());
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if (!GV.isLocalToUnit())
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addUInt(GVDie, dwarf::DW_AT_external, dwarf::DW_FORM_flag, 1);
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addSourceLine(GVDie, &GV);
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@ -1045,13 +1030,13 @@ DIE *DwarfDebug::createGlobalVariableDIE(const DIGlobalVariable &GV) {
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}
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/// createMemberDIE - Create new member DIE.
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DIE *DwarfDebug::createMemberDIE(const DIDerivedType &DT) {
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DIE *DwarfDebug::createMemberDIE(CompileUnit *DW_Unit, const DIDerivedType &DT){
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DIE *MemberDie = new DIE(DT.getTag());
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StringRef Name = DT.getName();
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if (!Name.empty())
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addString(MemberDie, dwarf::DW_AT_name, dwarf::DW_FORM_string, Name);
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addType(MemberDie, DT.getTypeDerivedFrom());
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addType(DW_Unit, MemberDie, DT.getTypeDerivedFrom());
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addSourceLine(MemberDie, &DT);
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@ -1105,7 +1090,8 @@ DIE *DwarfDebug::createMemberDIE(const DIDerivedType &DT) {
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/// createRawSubprogramDIE - Create new partially incomplete DIE. This is
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/// a helper routine used by createMemberSubprogramDIE and
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/// createSubprogramDIE.
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DIE *DwarfDebug::createRawSubprogramDIE(const DISubprogram &SP) {
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DIE *DwarfDebug::createRawSubprogramDIE(CompileUnit *DW_Unit,
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const DISubprogram &SP) {
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DIE *SPDie = new DIE(dwarf::DW_TAG_subprogram);
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addString(SPDie, dwarf::DW_AT_name, dwarf::DW_FORM_string, SP.getName());
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@ -1134,9 +1120,9 @@ DIE *DwarfDebug::createRawSubprogramDIE(const DISubprogram &SP) {
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unsigned SPTag = SPTy.getTag();
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if (Args.isNull() || SPTag != dwarf::DW_TAG_subroutine_type)
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addType(SPDie, SPTy);
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addType(DW_Unit, SPDie, SPTy);
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else
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addType(SPDie, DIType(Args.getElement(0).getNode()));
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addType(DW_Unit, SPDie, DIType(Args.getElement(0).getNode()));
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unsigned VK = SP.getVirtuality();
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if (VK) {
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@ -1153,10 +1139,11 @@ DIE *DwarfDebug::createRawSubprogramDIE(const DISubprogram &SP) {
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/// createMemberSubprogramDIE - Create new member DIE using SP. This routine
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/// always returns a die with DW_AT_declaration attribute.
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DIE *DwarfDebug::createMemberSubprogramDIE(const DISubprogram &SP) {
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DIE *DwarfDebug::createMemberSubprogramDIE(CompileUnit *DW_Unit,
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const DISubprogram &SP) {
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DIE *SPDie = ModuleCU->getDIE(SP.getNode());
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if (!SPDie)
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SPDie = createSubprogramDIE(SP);
|
||||
SPDie = createSubprogramDIE(DW_Unit, SP);
|
||||
|
||||
// If SPDie has DW_AT_declaration then reuse it.
|
||||
if (!SP.isDefinition())
|
||||
@ -1167,7 +1154,7 @@ DIE *DwarfDebug::createMemberSubprogramDIE(const DISubprogram &SP) {
|
||||
if (TopLevelDIEs.insert(SPDie))
|
||||
TopLevelDIEsVector.push_back(SPDie);
|
||||
|
||||
SPDie = createRawSubprogramDIE(SP);
|
||||
SPDie = createRawSubprogramDIE(DW_Unit, SP);
|
||||
|
||||
// Add arguments.
|
||||
DICompositeType SPTy = SP.getType();
|
||||
@ -1176,7 +1163,7 @@ DIE *DwarfDebug::createMemberSubprogramDIE(const DISubprogram &SP) {
|
||||
if (SPTag == dwarf::DW_TAG_subroutine_type)
|
||||
for (unsigned i = 1, N = Args.getNumElements(); i < N; ++i) {
|
||||
DIE *Arg = new DIE(dwarf::DW_TAG_formal_parameter);
|
||||
addType(Arg, DIType(Args.getElement(i).getNode()));
|
||||
addType(DW_Unit, Arg, DIType(Args.getElement(i).getNode()));
|
||||
addUInt(Arg, dwarf::DW_AT_artificial, dwarf::DW_FORM_flag, 1); // ??
|
||||
SPDie->addChild(Arg);
|
||||
}
|
||||
@ -1186,12 +1173,13 @@ DIE *DwarfDebug::createMemberSubprogramDIE(const DISubprogram &SP) {
|
||||
}
|
||||
|
||||
/// createSubprogramDIE - Create new DIE using SP.
|
||||
DIE *DwarfDebug::createSubprogramDIE(const DISubprogram &SP) {
|
||||
DIE *DwarfDebug::createSubprogramDIE(CompileUnit *DW_Unit,
|
||||
const DISubprogram &SP) {
|
||||
DIE *SPDie = ModuleCU->getDIE(SP.getNode());
|
||||
if (SPDie)
|
||||
return SPDie;
|
||||
|
||||
SPDie = createRawSubprogramDIE(SP);
|
||||
SPDie = createRawSubprogramDIE(DW_Unit, SP);
|
||||
|
||||
if (!SP.isDefinition()) {
|
||||
addUInt(SPDie, dwarf::DW_AT_declaration, dwarf::DW_FORM_flag, 1);
|
||||
@ -1205,14 +1193,14 @@ DIE *DwarfDebug::createSubprogramDIE(const DISubprogram &SP) {
|
||||
if (SPTag == dwarf::DW_TAG_subroutine_type)
|
||||
for (unsigned i = 1, N = Args.getNumElements(); i < N; ++i) {
|
||||
DIE *Arg = new DIE(dwarf::DW_TAG_formal_parameter);
|
||||
addType(Arg, DIType(Args.getElement(i).getNode()));
|
||||
addType(DW_Unit, Arg, DIType(Args.getElement(i).getNode()));
|
||||
addUInt(Arg, dwarf::DW_AT_artificial, dwarf::DW_FORM_flag, 1); // ??
|
||||
SPDie->addChild(Arg);
|
||||
}
|
||||
}
|
||||
|
||||
// DW_TAG_inlined_subroutine may refer to this DIE.
|
||||
ModuleCU->insertDIE(SP.getNode(), SPDie);
|
||||
DW_Unit->insertDIE(SP.getNode(), SPDie);
|
||||
return SPDie;
|
||||
}
|
||||
|
||||
@ -1225,6 +1213,64 @@ CompileUnit &DwarfDebug::findCompileUnit(DICompileUnit Unit) const {
|
||||
return *I->second;
|
||||
}
|
||||
|
||||
/// createDbgScopeVariable - Create a new scope variable.
|
||||
///
|
||||
DIE *DwarfDebug::createDbgScopeVariable(DbgVariable *DV, CompileUnit *Unit) {
|
||||
// Get the descriptor.
|
||||
const DIVariable &VD = DV->getVariable();
|
||||
StringRef Name = VD.getName();
|
||||
if (Name.empty())
|
||||
return NULL;
|
||||
|
||||
// Translate tag to proper Dwarf tag. The result variable is dropped for
|
||||
// now.
|
||||
unsigned Tag;
|
||||
switch (VD.getTag()) {
|
||||
case dwarf::DW_TAG_return_variable:
|
||||
return NULL;
|
||||
case dwarf::DW_TAG_arg_variable:
|
||||
Tag = dwarf::DW_TAG_formal_parameter;
|
||||
break;
|
||||
case dwarf::DW_TAG_auto_variable: // fall thru
|
||||
default:
|
||||
Tag = dwarf::DW_TAG_variable;
|
||||
break;
|
||||
}
|
||||
|
||||
// Define variable debug information entry.
|
||||
DIE *VariableDie = new DIE(Tag);
|
||||
addString(VariableDie, dwarf::DW_AT_name, dwarf::DW_FORM_string, Name);
|
||||
|
||||
// Add source line info if available.
|
||||
addSourceLine(VariableDie, &VD);
|
||||
|
||||
// Add variable type.
|
||||
// FIXME: isBlockByrefVariable should be reformulated in terms of complex
|
||||
// addresses instead.
|
||||
if (VD.isBlockByrefVariable())
|
||||
addType(Unit, VariableDie, getBlockByrefType(VD.getType(), Name));
|
||||
else
|
||||
addType(Unit, VariableDie, VD.getType());
|
||||
|
||||
// Add variable address.
|
||||
// Variables for abstract instances of inlined functions don't get a
|
||||
// location.
|
||||
MachineLocation Location;
|
||||
unsigned FrameReg;
|
||||
int Offset = RI->getFrameIndexReference(*MF, DV->getFrameIndex(), FrameReg);
|
||||
Location.set(FrameReg, Offset);
|
||||
|
||||
|
||||
if (VD.hasComplexAddress())
|
||||
addComplexAddress(DV, VariableDie, dwarf::DW_AT_location, Location);
|
||||
else if (VD.isBlockByrefVariable())
|
||||
addBlockByrefAddress(DV, VariableDie, dwarf::DW_AT_location, Location);
|
||||
else
|
||||
addAddress(VariableDie, dwarf::DW_AT_location, Location);
|
||||
|
||||
return VariableDie;
|
||||
}
|
||||
|
||||
/// getUpdatedDbgScope - Find or create DbgScope assicated with the instruction.
|
||||
/// Initialize scope and update scope hierarchy.
|
||||
DbgScope *DwarfDebug::getUpdatedDbgScope(MDNode *N, const MachineInstr *MI,
|
||||
@ -1330,7 +1376,7 @@ DIE *DwarfDebug::updateSubprogramScopeDIE(MDNode *SPNode) {
|
||||
if (!N) continue;
|
||||
DIGlobalVariable GV(N);
|
||||
if (GV.getContext().getNode() == SPNode) {
|
||||
DIE *ScopedGVDie = createGlobalVariableDIE(GV);
|
||||
DIE *ScopedGVDie = createGlobalVariableDIE(ModuleCU, GV);
|
||||
if (ScopedGVDie)
|
||||
SPDie->addChild(ScopedGVDie);
|
||||
}
|
||||
@ -1419,7 +1465,8 @@ DIE *DwarfDebug::constructInlinedScopeDIE(DbgScope *Scope) {
|
||||
|
||||
|
||||
/// constructVariableDIE - Construct a DIE for the given DbgVariable.
|
||||
DIE *DwarfDebug::constructVariableDIE(DbgVariable *DV, DbgScope *Scope) {
|
||||
DIE *DwarfDebug::constructVariableDIE(DbgVariable *DV,
|
||||
DbgScope *Scope, CompileUnit *Unit) {
|
||||
// Get the descriptor.
|
||||
const DIVariable &VD = DV->getVariable();
|
||||
StringRef Name = VD.getName();
|
||||
@ -1468,9 +1515,9 @@ DIE *DwarfDebug::constructVariableDIE(DbgVariable *DV, DbgScope *Scope) {
|
||||
// FIXME: isBlockByrefVariable should be reformulated in terms of complex
|
||||
// addresses instead.
|
||||
if (VD.isBlockByrefVariable())
|
||||
addType(VariableDie, getBlockByrefType(VD.getType(), Name));
|
||||
addType(Unit, VariableDie, getBlockByrefType(VD.getType(), Name));
|
||||
else
|
||||
addType(VariableDie, VD.getType());
|
||||
addType(Unit, VariableDie, VD.getType());
|
||||
}
|
||||
|
||||
// Add variable address.
|
||||
@ -1539,7 +1586,7 @@ DIE *DwarfDebug::constructScopeDIE(DbgScope *Scope) {
|
||||
// Add variables to scope.
|
||||
SmallVector<DbgVariable *, 8> &Variables = Scope->getVariables();
|
||||
for (unsigned i = 0, N = Variables.size(); i < N; ++i) {
|
||||
DIE *VariableDIE = constructVariableDIE(Variables[i], Scope);
|
||||
DIE *VariableDIE = constructVariableDIE(Variables[i], Scope, ModuleCU);
|
||||
if (VariableDIE)
|
||||
ScopeDIE->addChild(VariableDIE);
|
||||
}
|
||||
@ -1596,29 +1643,6 @@ unsigned DwarfDebug::GetOrCreateSourceID(StringRef DirName, StringRef FileName)
|
||||
return SrcId;
|
||||
}
|
||||
|
||||
/// getOrCreateNameSpace - Create a DIE for DINameSpace.
|
||||
DIE *DwarfDebug::getOrCreateNameSpace(DINameSpace &NS) {
|
||||
DIE *NDie = ModuleCU->getDIE(NS.getNode());
|
||||
if (NDie)
|
||||
return NDie;
|
||||
|
||||
NDie = new DIE(dwarf::DW_TAG_namespace);
|
||||
ModuleCU->insertDIE(NS.getNode(), NDie);
|
||||
if (!NS.getName().empty())
|
||||
addString(NDie, dwarf::DW_AT_name, dwarf::DW_FORM_string, NS.getName());
|
||||
addSourceLine(NDie, &NS);
|
||||
DIDescriptor NSContext = NS.getContext();
|
||||
DIE *Context = NULL;
|
||||
if (NSContext.isNameSpace()) {
|
||||
DINameSpace NS2(NSContext.getNode());
|
||||
Context = getOrCreateNameSpace(NS2);
|
||||
}
|
||||
else
|
||||
Context = ModuleCU->getCUDie();
|
||||
Context->addChild(NDie);
|
||||
return NDie;
|
||||
}
|
||||
|
||||
void DwarfDebug::constructCompileUnit(MDNode *N) {
|
||||
DICompileUnit DIUnit(N);
|
||||
StringRef FN = DIUnit.getFilename();
|
||||
@ -1671,7 +1695,7 @@ void DwarfDebug::constructGlobalVariableDIE(MDNode *N) {
|
||||
if (ModuleCU->getDIE(DI_GV.getNode()))
|
||||
return;
|
||||
|
||||
DIE *VariableDie = createGlobalVariableDIE(DI_GV);
|
||||
DIE *VariableDie = createGlobalVariableDIE(ModuleCU, DI_GV);
|
||||
|
||||
// Add to map.
|
||||
ModuleCU->insertDIE(N, VariableDie);
|
||||
@ -1704,23 +1728,16 @@ void DwarfDebug::constructSubprogramDIE(MDNode *N) {
|
||||
// class type.
|
||||
return;
|
||||
|
||||
DIE *SubprogramDie = createSubprogramDIE(SP);
|
||||
DIE *SubprogramDie = createSubprogramDIE(ModuleCU, SP);
|
||||
|
||||
// Add to map.
|
||||
ModuleCU->insertDIE(N, SubprogramDie);
|
||||
|
||||
// Add to context owner.
|
||||
DIDescriptor SPContext = SP.getContext();
|
||||
if (SPContext.isCompileUnit()
|
||||
&& SPContext.getNode() == SP.getCompileUnit().getNode()) {
|
||||
if (SP.getContext().getNode() == SP.getCompileUnit().getNode())
|
||||
if (TopLevelDIEs.insert(SubprogramDie))
|
||||
TopLevelDIEsVector.push_back(SubprogramDie);
|
||||
} else if (SPContext.isNameSpace()) {
|
||||
DINameSpace NS(SPContext.getNode());
|
||||
DIE *NDie = getOrCreateNameSpace(NS);
|
||||
NDie->addChild(SubprogramDie);
|
||||
}
|
||||
|
||||
|
||||
// Expose as global.
|
||||
ModuleCU->addGlobal(SP.getName(), SubprogramDie);
|
||||
|
||||
@ -1763,20 +1780,10 @@ void DwarfDebug::beginModule(Module *M, MachineModuleInfo *mmi) {
|
||||
for (DebugInfoFinder::iterator I = DbgFinder.global_variable_begin(),
|
||||
E = DbgFinder.global_variable_end(); I != E; ++I) {
|
||||
DIGlobalVariable GV(*I);
|
||||
DIDescriptor GVContext = GV.getContext();
|
||||
if (GVContext.isCompileUnit()
|
||||
&& GVContext.getNode() == GV.getCompileUnit().getNode())
|
||||
constructGlobalVariableDIE(*I);
|
||||
else if (GVContext.isNameSpace()) {
|
||||
DIE *GVDie = createGlobalVariableDIE(GV);
|
||||
if (GVDie) {
|
||||
DINameSpace NS(GVContext.getNode());
|
||||
DIE *NDie = getOrCreateNameSpace(NS);
|
||||
NDie->addChild(GVDie);
|
||||
}
|
||||
}
|
||||
else
|
||||
if (GV.getContext().getNode() != GV.getCompileUnit().getNode())
|
||||
ScopedGVs.push_back(*I);
|
||||
else
|
||||
constructGlobalVariableDIE(*I);
|
||||
}
|
||||
|
||||
// Create DIEs for each subprogram.
|
||||
@ -2412,16 +2419,13 @@ void DwarfDebug::emitDIE(DIE *Die) {
|
||||
}
|
||||
}
|
||||
|
||||
/// emitDebugInfo - Emit the debug info section.
|
||||
/// emitDebugInfo / emitDebugInfoPerCU - Emit the debug info section.
|
||||
///
|
||||
void DwarfDebug::emitDebugInfo() {
|
||||
// Start debug info section.
|
||||
Asm->OutStreamer.SwitchSection(
|
||||
Asm->getObjFileLowering().getDwarfInfoSection());
|
||||
DIE *Die = ModuleCU->getCUDie();
|
||||
void DwarfDebug::emitDebugInfoPerCU(CompileUnit *Unit) {
|
||||
DIE *Die = Unit->getCUDie();
|
||||
|
||||
// Emit the compile units header.
|
||||
EmitLabel("info_begin", ModuleCU->getID());
|
||||
EmitLabel("info_begin", Unit->getID());
|
||||
|
||||
// Emit size of content not including length itself
|
||||
unsigned ContentSize = Die->getSize() +
|
||||
@ -2442,10 +2446,17 @@ void DwarfDebug::emitDebugInfo() {
|
||||
Asm->EmitInt8(0); Asm->EOL("Extra Pad For GDB");
|
||||
Asm->EmitInt8(0); Asm->EOL("Extra Pad For GDB");
|
||||
Asm->EmitInt8(0); Asm->EOL("Extra Pad For GDB");
|
||||
EmitLabel("info_end", ModuleCU->getID());
|
||||
EmitLabel("info_end", Unit->getID());
|
||||
|
||||
Asm->EOL();
|
||||
}
|
||||
|
||||
void DwarfDebug::emitDebugInfo() {
|
||||
// Start debug info section.
|
||||
Asm->OutStreamer.SwitchSection(
|
||||
Asm->getObjFileLowering().getDwarfInfoSection());
|
||||
|
||||
emitDebugInfoPerCU(ModuleCU);
|
||||
}
|
||||
|
||||
/// emitAbbreviations - Emit the abbreviation section.
|
||||
@ -2743,30 +2754,24 @@ DwarfDebug::emitFunctionDebugFrame(const FunctionDebugFrameInfo&DebugFrameInfo){
|
||||
Asm->EOL();
|
||||
}
|
||||
|
||||
/// emitDebugPubNames - Emit visible names into a debug pubnames section.
|
||||
///
|
||||
void DwarfDebug::emitDebugPubNames() {
|
||||
// Start the dwarf pubnames section.
|
||||
Asm->OutStreamer.SwitchSection(
|
||||
Asm->getObjFileLowering().getDwarfPubNamesSection());
|
||||
|
||||
EmitDifference("pubnames_end", ModuleCU->getID(),
|
||||
"pubnames_begin", ModuleCU->getID(), true);
|
||||
void DwarfDebug::emitDebugPubNamesPerCU(CompileUnit *Unit) {
|
||||
EmitDifference("pubnames_end", Unit->getID(),
|
||||
"pubnames_begin", Unit->getID(), true);
|
||||
Asm->EOL("Length of Public Names Info");
|
||||
|
||||
EmitLabel("pubnames_begin", ModuleCU->getID());
|
||||
EmitLabel("pubnames_begin", Unit->getID());
|
||||
|
||||
Asm->EmitInt16(dwarf::DWARF_VERSION); Asm->EOL("DWARF Version");
|
||||
|
||||
EmitSectionOffset("info_begin", "section_info",
|
||||
ModuleCU->getID(), 0, true, false);
|
||||
Unit->getID(), 0, true, false);
|
||||
Asm->EOL("Offset of Compilation Unit Info");
|
||||
|
||||
EmitDifference("info_end", ModuleCU->getID(), "info_begin", ModuleCU->getID(),
|
||||
EmitDifference("info_end", Unit->getID(), "info_begin", Unit->getID(),
|
||||
true);
|
||||
Asm->EOL("Compilation Unit Length");
|
||||
|
||||
const StringMap<DIE*> &Globals = ModuleCU->getGlobals();
|
||||
const StringMap<DIE*> &Globals = Unit->getGlobals();
|
||||
for (StringMap<DIE*>::const_iterator
|
||||
GI = Globals.begin(), GE = Globals.end(); GI != GE; ++GI) {
|
||||
const char *Name = GI->getKeyData();
|
||||
@ -2777,11 +2782,21 @@ void DwarfDebug::emitDebugPubNames() {
|
||||
}
|
||||
|
||||
Asm->EmitInt32(0); Asm->EOL("End Mark");
|
||||
EmitLabel("pubnames_end", ModuleCU->getID());
|
||||
EmitLabel("pubnames_end", Unit->getID());
|
||||
|
||||
Asm->EOL();
|
||||
}
|
||||
|
||||
/// emitDebugPubNames - Emit visible names into a debug pubnames section.
|
||||
///
|
||||
void DwarfDebug::emitDebugPubNames() {
|
||||
// Start the dwarf pubnames section.
|
||||
Asm->OutStreamer.SwitchSection(
|
||||
Asm->getObjFileLowering().getDwarfPubNamesSection());
|
||||
|
||||
emitDebugPubNamesPerCU(ModuleCU);
|
||||
}
|
||||
|
||||
void DwarfDebug::emitDebugPubTypes() {
|
||||
// Start the dwarf pubnames section.
|
||||
Asm->OutStreamer.SwitchSection(
|
||||
|
||||
@ -289,7 +289,6 @@ class DwarfDebug : public Dwarf {
|
||||
void addSourceLine(DIE *Die, const DIGlobal *G);
|
||||
void addSourceLine(DIE *Die, const DISubprogram *SP);
|
||||
void addSourceLine(DIE *Die, const DIType *Ty);
|
||||
void addSourceLine(DIE *Die, const DINameSpace *NS);
|
||||
|
||||
/// addAddress - Add an address attribute to a die based on the location
|
||||
/// provided.
|
||||
@ -315,58 +314,60 @@ class DwarfDebug : public Dwarf {
|
||||
const MachineLocation &Location);
|
||||
|
||||
/// addType - Add a new type attribute to the specified entity.
|
||||
void addType(DIE *Entity, DIType Ty);
|
||||
void addType(CompileUnit *DW_Unit, DIE *Entity, DIType Ty);
|
||||
|
||||
void addPubTypes(DISubprogram SP);
|
||||
|
||||
/// constructTypeDIE - Construct basic type die from DIBasicType.
|
||||
void constructTypeDIE(DIE &Buffer,
|
||||
void constructTypeDIE(CompileUnit *DW_Unit, DIE &Buffer,
|
||||
DIBasicType BTy);
|
||||
|
||||
/// constructTypeDIE - Construct derived type die from DIDerivedType.
|
||||
void constructTypeDIE(DIE &Buffer,
|
||||
void constructTypeDIE(CompileUnit *DW_Unit, DIE &Buffer,
|
||||
DIDerivedType DTy);
|
||||
|
||||
/// constructTypeDIE - Construct type DIE from DICompositeType.
|
||||
void constructTypeDIE(DIE &Buffer,
|
||||
void constructTypeDIE(CompileUnit *DW_Unit, DIE &Buffer,
|
||||
DICompositeType CTy);
|
||||
|
||||
/// constructSubrangeDIE - Construct subrange DIE from DISubrange.
|
||||
void constructSubrangeDIE(DIE &Buffer, DISubrange SR, DIE *IndexTy);
|
||||
|
||||
/// constructArrayTypeDIE - Construct array type DIE from DICompositeType.
|
||||
void constructArrayTypeDIE(DIE &Buffer,
|
||||
void constructArrayTypeDIE(CompileUnit *DW_Unit, DIE &Buffer,
|
||||
DICompositeType *CTy);
|
||||
|
||||
/// constructEnumTypeDIE - Construct enum type DIE from DIEnumerator.
|
||||
DIE *constructEnumTypeDIE(DIEnumerator *ETy);
|
||||
|
||||
/// getOrCreateNameSpace - Create a DIE for DINameSpace.
|
||||
DIE *getOrCreateNameSpace(DINameSpace &NS);
|
||||
DIE *constructEnumTypeDIE(CompileUnit *DW_Unit, DIEnumerator *ETy);
|
||||
|
||||
/// createGlobalVariableDIE - Create new DIE using GV.
|
||||
DIE *createGlobalVariableDIE(const DIGlobalVariable &GV);
|
||||
DIE *createGlobalVariableDIE(CompileUnit *DW_Unit,
|
||||
const DIGlobalVariable &GV);
|
||||
|
||||
/// createMemberDIE - Create new member DIE.
|
||||
DIE *createMemberDIE(const DIDerivedType &DT);
|
||||
DIE *createMemberDIE(CompileUnit *DW_Unit, const DIDerivedType &DT);
|
||||
|
||||
/// createSubprogramDIE - Create new DIE using SP.
|
||||
DIE *createSubprogramDIE(const DISubprogram &SP);
|
||||
DIE *createSubprogramDIE(CompileUnit *DW_Unit, const DISubprogram &SP);
|
||||
|
||||
/// createMemberSubprogramDIE - Create new member DIE using SP. This
|
||||
/// routine always returns a die with DW_AT_declaration attribute.
|
||||
|
||||
DIE *createMemberSubprogramDIE(const DISubprogram &SP);
|
||||
DIE *createMemberSubprogramDIE(CompileUnit *DW_Unit, const DISubprogram &SP);
|
||||
|
||||
/// createRawSubprogramDIE - Create new partially incomplete DIE. This is
|
||||
/// a helper routine used by createMemberSubprogramDIE and
|
||||
/// createSubprogramDIE.
|
||||
DIE *createRawSubprogramDIE(const DISubprogram &SP);
|
||||
DIE *createRawSubprogramDIE(CompileUnit *DW_Unit, const DISubprogram &SP);
|
||||
|
||||
/// findCompileUnit - Get the compile unit for the given descriptor.
|
||||
///
|
||||
CompileUnit &findCompileUnit(DICompileUnit Unit) const;
|
||||
|
||||
/// createDbgScopeVariable - Create a new scope variable.
|
||||
///
|
||||
DIE *createDbgScopeVariable(DbgVariable *DV, CompileUnit *Unit);
|
||||
|
||||
/// getUpdatedDbgScope - Find or create DbgScope assicated with
|
||||
/// the instruction. Initialize scope and update scope hierarchy.
|
||||
DbgScope *getUpdatedDbgScope(MDNode *N, const MachineInstr *MI, MDNode *InlinedAt);
|
||||
@ -396,7 +397,7 @@ class DwarfDebug : public Dwarf {
|
||||
DIE *constructInlinedScopeDIE(DbgScope *Scope);
|
||||
|
||||
/// constructVariableDIE - Construct a DIE for the given DbgVariable.
|
||||
DIE *constructVariableDIE(DbgVariable *DV, DbgScope *S);
|
||||
DIE *constructVariableDIE(DbgVariable *DV, DbgScope *S, CompileUnit *Unit);
|
||||
|
||||
/// constructScopeDIE - Construct a DIE for this scope.
|
||||
DIE *constructScopeDIE(DbgScope *Scope);
|
||||
@ -417,8 +418,10 @@ class DwarfDebug : public Dwarf {
|
||||
///
|
||||
void computeSizeAndOffsets();
|
||||
|
||||
/// EmitDebugInfo - Emit the debug info section.
|
||||
/// EmitDebugInfo / emitDebugInfoPerCU - Emit the debug info section.
|
||||
///
|
||||
void emitDebugInfoPerCU(CompileUnit *Unit);
|
||||
|
||||
void emitDebugInfo();
|
||||
|
||||
/// emitAbbreviations - Emit the abbreviation section.
|
||||
@ -442,6 +445,8 @@ class DwarfDebug : public Dwarf {
|
||||
/// section.
|
||||
void emitFunctionDebugFrame(const FunctionDebugFrameInfo &DebugFrameInfo);
|
||||
|
||||
void emitDebugPubNamesPerCU(CompileUnit *Unit);
|
||||
|
||||
/// emitDebugPubNames - Emit visible names into a debug pubnames section.
|
||||
///
|
||||
void emitDebugPubNames();
|
||||
|
||||
@ -1,18 +0,0 @@
|
||||
; RUN: llc %s -o /dev/null
|
||||
; PR 5713
|
||||
|
||||
define i32 @_Z3foov() nounwind readnone ssp {
|
||||
entry:
|
||||
ret i32 0, !dbg !4
|
||||
}
|
||||
|
||||
!llvm.dbg.gv = !{!0}
|
||||
|
||||
!0 = metadata !{i32 458804, i32 0, metadata !1, metadata !"X", metadata !"X", metadata !"_ZN1A1XE", metadata !2, i32 3, metadata !3, i1 false, i1 true, null}; [DW_TAG_variable ]
|
||||
!1 = metadata !{i32 458809, metadata !2, metadata !"A", metadata !2, i32 2}; [DW_TAG_namespace ]
|
||||
!2 = metadata !{i32 458769, i32 0, i32 4, metadata !"ng.cc", metadata !"/tmp", metadata !"4.2.1 (Based on Apple Inc. build 5653) (LLVM build)", i1 true, i1 true, metadata !"", i32 0}; [DW_TAG_compile_unit ]
|
||||
!3 = metadata !{i32 458788, metadata !2, metadata !"int", metadata !2, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5}; [DW_TAG_base_type ]
|
||||
!4 = metadata !{i32 7, i32 0, metadata !5, null}
|
||||
!5 = metadata !{i32 458798, i32 0, metadata !2, metadata !"foo", metadata !"foo", metadata !"_Z3foov", metadata !2, i32 6, metadata !6, i1 false, i1 true, i32 0, i32 0, null}; [DW_TAG_subprogram ]
|
||||
!6 = metadata !{i32 458773, metadata !2, metadata !"", metadata !2, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !7, i32 0}; [DW_TAG_subroutine_type ]
|
||||
!7 = metadata !{metadata !3}
|
||||
Loading…
Reference in New Issue
Block a user