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Change global descriptor names to provide name, full name and linkage name.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32036 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Laskey
parent
749b01d5ff
commit
2172f966ca
@ -53,7 +53,8 @@ class StructType;
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// Debug info constants.
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enum {
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LLVMDebugVersion = (5 << 16), // Current version of debug information.
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LLVMDebugVersion = (6 << 16), // Current version of debug information.
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LLVMDebugVersion5 = (5 << 16), // Constant for version 5.
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LLVMDebugVersion4 = (4 << 16), // Constant for version 4.
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LLVMDebugVersionMask = 0xffff0000 // Mask for version number.
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};
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@ -582,7 +583,8 @@ class GlobalDesc : public AnchoredDesc {
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private:
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DebugInfoDesc *Context; // Context debug descriptor.
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std::string Name; // Global name.
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std::string DisplayName; // C++ unmangled name.
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std::string FullName; // Fully qualified name.
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std::string LinkageName; // Name for binding to MIPS linkage.
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DebugInfoDesc *File; // Defined compile unit (may be NULL.)
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unsigned Line; // Defined line# (may be zero.)
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DebugInfoDesc *TyDesc; // Type debug descriptor.
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@ -596,7 +598,8 @@ public:
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// Accessors
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DebugInfoDesc *getContext() const { return Context; }
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const std::string &getName() const { return Name; }
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const std::string &getDisplayName() const { return DisplayName; }
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const std::string &getFullName() const { return FullName; }
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const std::string &getLinkageName() const { return LinkageName; }
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CompileUnitDesc *getFile() const {
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return static_cast<CompileUnitDesc *>(File);
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}
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@ -608,7 +611,8 @@ public:
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bool isDefinition() const { return IsDefinition; }
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void setContext(DebugInfoDesc *C) { Context = C; }
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void setName(const std::string &N) { Name = N; }
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void setDisplayName(const std::string &N) { DisplayName = N; }
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void setFullName(const std::string &N) { FullName = N; }
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void setLinkageName(const std::string &N) { LinkageName = N; }
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void setFile(CompileUnitDesc *U) {
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File = static_cast<DebugInfoDesc *>(U);
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}
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@ -618,9 +622,6 @@ public:
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}
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void setIsStatic(bool IS) { IsStatic = IS; }
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void setIsDefinition(bool ID) { IsDefinition = ID; }
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bool hasMangledName() const {
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return !DisplayName.empty();
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}
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/// ApplyToFields - Target the visitor to the fields of the GlobalDesc.
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///
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@ -1587,11 +1587,13 @@ private:
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DIE *Static = new DIE(DW_TAG_variable);
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// Add name and mangled name.
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const std::string &Name = StaticDesc->getDisplayName();
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const std::string &MangledName = StaticDesc->getName();
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const std::string &Name = StaticDesc->getName();
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const std::string &LinkageName = StaticDesc->getLinkageName();
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AddString(Static, DW_AT_name, DW_FORM_string, Name);
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AddString(Static, DW_AT_MIPS_linkage_name, DW_FORM_string,
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MangledName);
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if (!LinkageName.empty()) {
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AddString(Static, DW_AT_MIPS_linkage_name, DW_FORM_string,
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LinkageName);
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}
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// Add location.
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AddSourceLine(Static, StaticDesc->getFile(), StaticDesc->getLine());
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@ -1613,17 +1615,15 @@ private:
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DIE *Method = new DIE(DW_TAG_subprogram);
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// Add name and mangled name.
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const std::string &Name = MethodDesc->getDisplayName();
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const std::string &MangledName = MethodDesc->getName();
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bool IsCTor = false;
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const std::string &Name = MethodDesc->getName();
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const std::string &LinkageName = MethodDesc->getLinkageName();
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if (Name.empty()) {
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AddString(Method, DW_AT_name, DW_FORM_string, MangledName);
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IsCTor = TyDesc->getName() == MangledName;
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} else {
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AddString(Method, DW_AT_name, DW_FORM_string, Name);
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AddString(Method, DW_AT_name, DW_FORM_string, Name);
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bool IsCTor = TyDesc->getName() == Name;
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if (!LinkageName.empty()) {
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AddString(Method, DW_AT_MIPS_linkage_name, DW_FORM_string,
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MangledName);
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LinkageName);
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}
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// Add location.
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@ -1752,16 +1752,15 @@ private:
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// Get the global variable itself.
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GlobalVariable *GV = GVD->getGlobalVariable();
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const std::string &Name = GVD->hasMangledName() ? GVD->getDisplayName()
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: GVD->getName();
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const std::string &MangledName = GVD->hasMangledName() ? GVD->getName()
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: "";
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const std::string &Name = GVD->getName();
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const std::string &FullName = GVD->getFullName();
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const std::string &LinkageName = GVD->getLinkageName();
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// Create the global's variable DIE.
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DIE *VariableDie = new DIE(DW_TAG_variable);
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AddString(VariableDie, DW_AT_name, DW_FORM_string, Name);
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if (!MangledName.empty()) {
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if (!LinkageName.empty()) {
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AddString(VariableDie, DW_AT_MIPS_linkage_name, DW_FORM_string,
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MangledName);
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LinkageName);
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}
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AddType(VariableDie, GVD->getType(), Unit);
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AddUInt(VariableDie, DW_AT_external, DW_FORM_flag, 1);
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@ -1769,14 +1768,11 @@ private:
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// Add source line info if available.
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AddSourceLine(VariableDie, UnitDesc, GVD->getLine());
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// Work up linkage name.
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const std::string LinkageName = Asm->getGlobalLinkName(GV);
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// Add address.
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DIEBlock *Block = new DIEBlock();
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AddUInt(Block, 0, DW_FORM_data1, DW_OP_addr);
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AddObjectLabel(Block, 0, DW_FORM_udata, LinkageName);
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AddBlock(VariableDie, DW_AT_location, 0, Block);
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AddObjectLabel(Block, 0, DW_FORM_udata, Asm->getGlobalLinkName(GV));
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AddBlock(VariableDie, DW_AT_location, 0, Block);
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// Add to map.
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Slot = VariableDie;
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@ -1786,7 +1782,7 @@ private:
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// Expose as global.
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// FIXME - need to check external flag.
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Unit->AddGlobal(Name, VariableDie);
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Unit->AddGlobal(FullName, VariableDie);
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return VariableDie;
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}
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@ -1804,17 +1800,16 @@ private:
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if (Slot) return Slot;
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// Gather the details (simplify add attribute code.)
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const std::string &Name = SPD->hasMangledName() ? SPD->getDisplayName()
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: SPD->getName();
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const std::string &MangledName = SPD->hasMangledName() ? SPD->getName()
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: "";
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const std::string &Name = SPD->getName();
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const std::string &FullName = SPD->getFullName();
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const std::string &LinkageName = SPD->getLinkageName();
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unsigned IsExternal = SPD->isStatic() ? 0 : 1;
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DIE *SubprogramDie = new DIE(DW_TAG_subprogram);
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AddString(SubprogramDie, DW_AT_name, DW_FORM_string, Name);
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if (!MangledName.empty()) {
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if (!LinkageName.empty()) {
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AddString(SubprogramDie, DW_AT_MIPS_linkage_name, DW_FORM_string,
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MangledName);
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LinkageName);
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}
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if (SPD->getType()) AddType(SubprogramDie, SPD->getType(), Unit);
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AddUInt(SubprogramDie, DW_AT_external, DW_FORM_flag, IsExternal);
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@ -1830,7 +1825,7 @@ private:
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Unit->getDie()->AddChild(SubprogramDie);
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// Expose as global.
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Unit->AddGlobal(Name, SubprogramDie);
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Unit->AddGlobal(FullName, SubprogramDie);
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return SubprogramDie;
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}
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@ -1048,7 +1048,8 @@ GlobalDesc::GlobalDesc(unsigned T)
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: AnchoredDesc(T)
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, Context(0)
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, Name("")
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, DisplayName("")
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, FullName("")
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, LinkageName("")
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, File(NULL)
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, Line(0)
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, TyDesc(NULL)
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@ -1063,7 +1064,8 @@ void GlobalDesc::ApplyToFields(DIVisitor *Visitor) {
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Visitor->Apply(Context);
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Visitor->Apply(Name);
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if (getVersion() > LLVMDebugVersion4) Visitor->Apply(DisplayName);
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Visitor->Apply(FullName);
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Visitor->Apply(LinkageName);
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Visitor->Apply(File);
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Visitor->Apply(Line);
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Visitor->Apply(TyDesc);
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@ -1117,7 +1119,8 @@ void GlobalVariableDesc::dump() {
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<< "Tag(" << getTag() << "), "
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<< "Anchor(" << getAnchor() << "), "
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<< "Name(\"" << getName() << "\"), "
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<< "DisplayName(\"" << getDisplayName() << "\"), "
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<< "FullName(\"" << getFullName() << "\"), "
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<< "LinkageName(\"" << getLinkageName() << "\"), "
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<< "File(" << getFile() << "),"
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<< "Line(" << getLine() << "),"
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<< "Type(" << getType() << "), "
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@ -1170,7 +1173,8 @@ void SubprogramDesc::dump() {
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<< "Tag(" << getTag() << "), "
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<< "Anchor(" << getAnchor() << "), "
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<< "Name(\"" << getName() << "\"), "
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<< "DisplayName(\"" << getDisplayName() << "\"), "
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<< "FullName(\"" << getFullName() << "\"), "
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<< "LinkageName(\"" << getLinkageName() << "\"), "
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<< "File(" << getFile() << "),"
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<< "Line(" << getLine() << "),"
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<< "Type(" << getType() << "), "
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