addUInt(Die, dwarf::DW_AT_decl_line, 0, Line);
}
-/// addVariableAddress - Add DW_AT_location attribute for a DbgVariable based
-/// on provided frame index.
-void CompileUnit::addVariableAddress(DbgVariable *&DV, DIE *Die, int64_t FI) {
- MachineLocation Location;
- unsigned FrameReg;
- const TargetFrameLowering *TFI = Asm->TM.getFrameLowering();
- int Offset = TFI->getFrameIndexReference(*Asm->MF, FI, FrameReg);
- Location.set(FrameReg, Offset);
-
+/// addVariableAddress - Add DW_AT_location attribute for a
+/// DbgVariable based on provided MachineLocation.
+void CompileUnit::addVariableAddress(DbgVariable *&DV, DIE *Die,
+ MachineLocation Location) {
if (DV->variableHasComplexAddress())
addComplexAddress(DV, Die, dwarf::DW_AT_location, Location);
else if (DV->isBlockByrefVariable())
addAddress(Die, dwarf::DW_AT_location, Location);
}
+/// addRegisterOp - Add register operand.
+void CompileUnit::addRegisterOp(DIE *TheDie, unsigned Reg) {
+ const TargetRegisterInfo *RI = Asm->TM.getRegisterInfo();
+ unsigned DWReg = RI->getDwarfRegNum(Reg, false);
+ if (DWReg < 32)
+ addUInt(TheDie, 0, dwarf::DW_FORM_data1, dwarf::DW_OP_reg0 + DWReg);
+ else {
+ addUInt(TheDie, 0, dwarf::DW_FORM_data1, dwarf::DW_OP_regx);
+ addUInt(TheDie, 0, dwarf::DW_FORM_udata, DWReg);
+ }
+}
+
+/// addRegisterOffset - Add register offset.
+void CompileUnit::addRegisterOffset(DIE *TheDie, unsigned Reg,
+ int64_t Offset) {
+ const TargetRegisterInfo *RI = Asm->TM.getRegisterInfo();
+ unsigned DWReg = RI->getDwarfRegNum(Reg, false);
+ const TargetRegisterInfo *TRI = Asm->TM.getRegisterInfo();
+ if (Reg == TRI->getFrameRegister(*Asm->MF))
+ // If variable offset is based in frame register then use fbreg.
+ addUInt(TheDie, 0, dwarf::DW_FORM_data1, dwarf::DW_OP_fbreg);
+ else if (DWReg < 32)
+ addUInt(TheDie, 0, dwarf::DW_FORM_data1, dwarf::DW_OP_breg0 + DWReg);
+ else {
+ addUInt(TheDie, 0, dwarf::DW_FORM_data1, dwarf::DW_OP_bregx);
+ addUInt(TheDie, 0, dwarf::DW_FORM_udata, DWReg);
+ }
+ addSInt(TheDie, 0, dwarf::DW_FORM_sdata, Offset);
+}
+
+/// addAddress - Add an address attribute to a die based on the location
+/// provided.
+void CompileUnit::addAddress(DIE *Die, unsigned Attribute,
+ const MachineLocation &Location) {
+ DIEBlock *Block = new (DIEValueAllocator) DIEBlock();
+
+ if (Location.isReg())
+ addRegisterOp(Block, Location.getReg());
+ else
+ addRegisterOffset(Block, Location.getReg(), Location.getOffset());
+
+ // Now attach the location information to the DIE.
+ addBlock(Die, Attribute, 0, Block);
+}
+
/// addComplexAddress - Start with the address based on the location provided,
/// and generate the DWARF information necessary to find the actual variable
/// given the extra address information encoded in the DIVariable, starting from
void CompileUnit::addComplexAddress(DbgVariable *&DV, DIE *Die,
unsigned Attribute,
const MachineLocation &Location) {
- DIType Ty = DV->getType();
-
- // Decode the original location, and use that as the start of the byref
- // variable's location.
- const TargetRegisterInfo *RI = Asm->TM.getRegisterInfo();
- unsigned Reg = RI->getDwarfRegNum(Location.getReg(), false);
DIEBlock *Block = new (DIEValueAllocator) DIEBlock();
-
+ unsigned N = DV->getNumAddrElements();
+ unsigned i = 0;
if (Location.isReg()) {
- if (Reg < 32) {
- addUInt(Block, 0, dwarf::DW_FORM_data1, dwarf::DW_OP_reg0 + Reg);
- } else {
- addUInt(Block, 0, dwarf::DW_FORM_data1, dwarf::DW_OP_regx);
- addUInt(Block, 0, dwarf::DW_FORM_udata, Reg);
- }
- } else {
- if (Reg < 32)
- addUInt(Block, 0, dwarf::DW_FORM_data1, dwarf::DW_OP_breg0 + Reg);
- else {
- addUInt(Block, 0, dwarf::DW_FORM_data1, dwarf::DW_OP_bregx);
- addUInt(Block, 0, dwarf::DW_FORM_udata, Reg);
- }
-
- addUInt(Block, 0, dwarf::DW_FORM_sdata, Location.getOffset());
+ if (N >= 2 && DV->getAddrElement(0) == DIBuilder::OpPlus) {
+ // If first address element is OpPlus then emit
+ // DW_OP_breg + Offset instead of DW_OP_reg + Offset.
+ addRegisterOffset(Block, Location.getReg(), DV->getAddrElement(1));
+ i = 2;
+ } else
+ addRegisterOp(Block, Location.getReg());
}
+ else
+ addRegisterOffset(Block, Location.getReg(), Location.getOffset());
- for (unsigned i = 0, N = DV->getNumAddrElements(); i < N; ++i) {
+ for (;i < N; ++i) {
uint64_t Element = DV->getAddrElement(i);
-
if (Element == DIBuilder::OpPlus) {
addUInt(Block, 0, dwarf::DW_FORM_data1, dwarf::DW_OP_plus_uconst);
addUInt(Block, 0, dwarf::DW_FORM_udata, DV->getAddrElement(++i));
addBlock(Die, Attribute, 0, Block);
}
-/// addAddress - Add an address attribute to a die based on the location
-/// provided.
-void CompileUnit::addAddress(DIE *Die, unsigned Attribute,
- const MachineLocation &Location) {
- const TargetRegisterInfo *RI = Asm->TM.getRegisterInfo();
- unsigned Reg = RI->getDwarfRegNum(Location.getReg(), false);
+/// addConstantValue - Add constant value entry in variable DIE.
+bool CompileUnit::addConstantValue(DIE *Die, const MachineOperand &MO,
+ DIType Ty) {
+ assert (MO.isImm() && "Invalid machine operand!");
DIEBlock *Block = new (DIEValueAllocator) DIEBlock();
-
- if (RI->getFrameRegister(*Asm->MF) == Location.getReg()
- && Location.getOffset()) {
- // If variable offset is based in frame register then use fbreg.
- addUInt(Block, 0, dwarf::DW_FORM_data1, dwarf::DW_OP_fbreg);
- addSInt(Block, 0, dwarf::DW_FORM_sdata, Location.getOffset());
- addBlock(Die, Attribute, 0, Block);
- return;
- }
-
- if (Location.isReg()) {
- if (Reg < 32) {
- addUInt(Block, 0, dwarf::DW_FORM_data1, dwarf::DW_OP_reg0 + Reg);
- } else {
- addUInt(Block, 0, dwarf::DW_FORM_data1, dwarf::DW_OP_regx);
- addUInt(Block, 0, dwarf::DW_FORM_udata, Reg);
- }
- } else {
- if (Reg < 32) {
- addUInt(Block, 0, dwarf::DW_FORM_data1, dwarf::DW_OP_breg0 + Reg);
- } else {
- addUInt(Block, 0, dwarf::DW_FORM_data1, dwarf::DW_OP_bregx);
- addUInt(Block, 0, dwarf::DW_FORM_udata, Reg);
- }
-
- addUInt(Block, 0, dwarf::DW_FORM_sdata, Location.getOffset());
+ unsigned form = dwarf::DW_FORM_udata;
+ switch (Ty.getSizeInBits()) {
+ case 8: form = dwarf::DW_FORM_data1; break;
+ case 16: form = dwarf::DW_FORM_data2; break;
+ case 32: form = dwarf::DW_FORM_data4; break;
+ case 64: form = dwarf::DW_FORM_data8; break;
+ default: break;
}
- addBlock(Die, Attribute, 0, Block);
-}
-
-/// addRegisterAddress - Add register location entry in variable DIE.
-bool CompileUnit::addRegisterAddress(DIE *Die, const MachineOperand &MO) {
- assert (MO.isReg() && "Invalid machine operand!");
- if (!MO.getReg())
- return false;
- MachineLocation Location;
- Location.set(MO.getReg());
- addAddress(Die, dwarf::DW_AT_location, Location);
- return true;
-}
+ DIBasicType BTy(Ty);
+ if (BTy.Verify() &&
+ (BTy.getEncoding() == dwarf::DW_ATE_signed
+ || BTy.getEncoding() == dwarf::DW_ATE_signed_char))
+ addSInt(Block, 0, form, MO.getImm());
+ else
+ addUInt(Block, 0, form, MO.getImm());
-/// addConstantValue - Add constant value entry in variable DIE.
-bool CompileUnit::addConstantValue(DIE *Die, const MachineOperand &MO) {
- assert (MO.isImm() && "Invalid machine operand!");
- DIEBlock *Block = new (DIEValueAllocator) DIEBlock();
- unsigned Imm = MO.getImm();
- addUInt(Block, 0, dwarf::DW_FORM_udata, Imm);
addBlock(Die, dwarf::DW_AT_const_value, 0, Block);
return true;
}
/// addConstantValue - Add constant value entry in variable DIE.
bool CompileUnit::addConstantValue(DIE *Die, ConstantInt *CI,
bool Unsigned) {
- if (CI->getBitWidth() <= 64) {
+ unsigned CIBitWidth = CI->getBitWidth();
+ if (CIBitWidth <= 64) {
+ unsigned form = 0;
+ switch (CIBitWidth) {
+ case 8: form = dwarf::DW_FORM_data1; break;
+ case 16: form = dwarf::DW_FORM_data2; break;
+ case 32: form = dwarf::DW_FORM_data4; break;
+ case 64: form = dwarf::DW_FORM_data8; break;
+ default:
+ form = Unsigned ? dwarf::DW_FORM_udata : dwarf::DW_FORM_sdata;
+ }
if (Unsigned)
- addUInt(Die, dwarf::DW_AT_const_value, dwarf::DW_FORM_udata,
- CI->getZExtValue());
+ addUInt(Die, dwarf::DW_AT_const_value, form, CI->getZExtValue());
else
- addSInt(Die, dwarf::DW_AT_const_value, dwarf::DW_FORM_sdata,
- CI->getSExtValue());
+ addSInt(Die, dwarf::DW_AT_const_value, form, CI->getSExtValue());
return true;
}
// Set up proxy.
Entry = createDIEEntry(Buffer);
insertDIEEntry(Ty, Entry);
-
Entity->addValue(dwarf::DW_AT_type, dwarf::DW_FORM_ref4, Entry);
+
+ // If this is a complete composite type then include it in the
+ // list of global types.
+ DIDescriptor Context = Ty.getContext();
+ if (Ty.isCompositeType() && !Ty.getName().empty() && !Ty.isForwardDecl()
+ && (Context.isCompileUnit() || Context.isFile() || Context.isNameSpace()))
+ addGlobalType(Ty.getName(), Entry->getEntry());
+}
+
+/// addPubTypes - Add type for pubtypes section.
+void CompileUnit::addPubTypes(DISubprogram SP) {
+ DICompositeType SPTy = SP.getType();
+ unsigned SPTag = SPTy.getTag();
+ if (SPTag != dwarf::DW_TAG_subroutine_type)
+ return;
+
+ DIArray Args = SPTy.getTypeArray();
+ for (unsigned i = 0, e = Args.getNumElements(); i != e; ++i) {
+ DIType ATy(Args.getElement(i));
+ if (!ATy.Verify())
+ continue;
+ DICompositeType CATy = getDICompositeType(ATy);
+ if (DIDescriptor(CATy).Verify() && !CATy.getName().empty()
+ && !CATy.isForwardDecl()) {
+ if (DIEEntry *Entry = getDIEEntry(CATy))
+ addGlobalType(CATy.getName(), Entry->getEntry());
+ }
+ }
}
/// constructTypeDIE - Construct basic type die from DIBasicType.
addToContextOwner(&Buffer, Context);
}
+ if (CTy.isObjcClassComplete())
+ addUInt(&Buffer, dwarf::DW_AT_APPLE_objc_complete_type,
+ dwarf::DW_FORM_flag, 1);
+
if (Tag == dwarf::DW_TAG_class_type)
addTemplateParams(Buffer, CTy.getTemplateParams());
return ParamDIE;
}
+/// getOrCreateNameSpace - Create a DIE for DINameSpace.
+DIE *CompileUnit::getOrCreateNameSpace(DINameSpace NS) {
+ DIE *NDie = getDIE(NS);
+ if (NDie)
+ return NDie;
+ NDie = new DIE(dwarf::DW_TAG_namespace);
+ insertDIE(NS, NDie);
+ if (!NS.getName().empty())
+ addString(NDie, dwarf::DW_AT_name, dwarf::DW_FORM_string, NS.getName());
+ addSourceLine(NDie, NS);
+ addToContextOwner(NDie, NS.getContext());
+ return NDie;
+}
+
/// constructSubrangeDIE - Construct subrange DIE from DISubrange.
void CompileUnit::constructSubrangeDIE(DIE &Buffer, DISubrange SR, DIE *IndexTy){
DIE *DW_Subrange = new DIE(dwarf::DW_TAG_subrange_type);
if (DT.isVirtual())
addUInt(MemberDie, dwarf::DW_AT_virtuality, dwarf::DW_FORM_flag,
dwarf::DW_VIRTUALITY_virtual);
+
+ // Objective-C properties.
+ StringRef PropertyName = DT.getObjCPropertyName();
+ if (!PropertyName.empty()) {
+ addString(MemberDie, dwarf::DW_AT_APPLE_property_name, dwarf::DW_FORM_string,
+ PropertyName);
+ StringRef GetterName = DT.getObjCPropertyGetterName();
+ if (!GetterName.empty())
+ addString(MemberDie, dwarf::DW_AT_APPLE_property_getter,
+ dwarf::DW_FORM_string, GetterName);
+ StringRef SetterName = DT.getObjCPropertySetterName();
+ if (!SetterName.empty())
+ addString(MemberDie, dwarf::DW_AT_APPLE_property_setter,
+ dwarf::DW_FORM_string, SetterName);
+ unsigned PropertyAttributes = 0;
+ if (DT.isReadOnlyObjCProperty())
+ PropertyAttributes |= dwarf::DW_APPLE_PROPERTY_readonly;
+ if (DT.isReadWriteObjCProperty())
+ PropertyAttributes |= dwarf::DW_APPLE_PROPERTY_readwrite;
+ if (DT.isAssignObjCProperty())
+ PropertyAttributes |= dwarf::DW_APPLE_PROPERTY_assign;
+ if (DT.isRetainObjCProperty())
+ PropertyAttributes |= dwarf::DW_APPLE_PROPERTY_retain;
+ if (DT.isCopyObjCProperty())
+ PropertyAttributes |= dwarf::DW_APPLE_PROPERTY_copy;
+ if (DT.isNonAtomicObjCProperty())
+ PropertyAttributes |= dwarf::DW_APPLE_PROPERTY_nonatomic;
+ if (PropertyAttributes)
+ addUInt(MemberDie, dwarf::DW_AT_APPLE_property_attribute, 0,
+ PropertyAttributes);
+ }
return MemberDie;
}