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Improve visibility/correctness of operand indices in "llvm.db" objects.

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Handle 64 in DIEs.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25684 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Laskey
2006-01-27 15:20:54 +00:00
parent 8aeb7c6051
commit d8f77bae03
4 changed files with 110 additions and 53 deletions
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59
lib/CodeGen/DwarfWriter.cpp
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@@ -674,6 +674,7 @@ void DIEInteger::EmitValue(const DwarfWriter &DW, unsigned Form) const {
case DW_FORM_data1: DW.EmitByte(Integer); break;
case DW_FORM_data2: DW.EmitShort(Integer); break;
case DW_FORM_data4: DW.EmitLong(Integer); break;
case DW_FORM_data8: DW.EmitLongLong(Integer); break;
case DW_FORM_udata: DW.EmitULEB128Bytes(Integer); break;
case DW_FORM_sdata: DW.EmitSLEB128Bytes(Integer); break;
default: assert(0 && "DIE Value form not supported yet"); break;
@@ -688,6 +689,7 @@ unsigned DIEInteger::SizeOf(const DwarfWriter &DW, unsigned Form) const {
case DW_FORM_data1: return sizeof(int8_t);
case DW_FORM_data2: return sizeof(int16_t);
case DW_FORM_data4: return sizeof(int32_t);
case DW_FORM_data8: return sizeof(int64_t);
case DW_FORM_udata: return DW.SizeULEB128(Integer);
case DW_FORM_sdata: return DW.SizeSLEB128(Integer);
default: assert(0 && "DIE Value form not supported yet"); break;
@@ -796,20 +798,27 @@ DIE::~DIE() {
if (Context) delete Context;
}
/// AddInt - Add a simple integer attribute data and value.
/// AddUInt - Add an unsigned integer attribute data and value.
///
void DIE::AddInt(unsigned Attribute, unsigned Form,
int Integer, bool IsSigned) {
void DIE::AddUInt(unsigned Attribute, unsigned Form, uint64_t Integer) {
if (Form == 0) {
if (IsSigned) {
if ((char)Integer == Integer) Form = DW_FORM_data1;
else if ((short)Integer == Integer) Form = DW_FORM_data2;
else Form = DW_FORM_data4;
} else {
if ((unsigned char)Integer == Integer) Form = DW_FORM_data1;
else if ((unsigned short)Integer == Integer) Form = DW_FORM_data2;
else Form = DW_FORM_data4;
}
else if ((unsigned int)Integer == Integer) Form = DW_FORM_data4;
else Form = DW_FORM_data8;
}
Abbrev->AddAttribute(Attribute, Form);
Values.push_back(new DIEInteger(Integer));
}
/// AddSInt - Add an signed integer attribute data and value.
///
void DIE::AddSInt(unsigned Attribute, unsigned Form, int64_t Integer) {
if (Form == 0) {
if ((char)Integer == Integer) Form = DW_FORM_data1;
else if ((short)Integer == Integer) Form = DW_FORM_data2;
else if ((int)Integer == Integer) Form = DW_FORM_data4;
else Form = DW_FORM_data8;
}
Abbrev->AddAttribute(Attribute, Form);
Values.push_back(new DIEInteger(Integer));
@@ -932,8 +941,8 @@ DIE *DWContext::NewBasicType(const Type *Ty, unsigned Size, unsigned Align) {
// construct the type DIE.
TypeDie = new DIE(DW_TAG_base_type, DW_CHILDREN_no);
TypeDie->AddString(DW_AT_name, DW_FORM_string, Name);
TypeDie->AddInt (DW_AT_byte_size, DW_FORM_data1, Size);
TypeDie->AddInt (DW_AT_encoding, DW_FORM_data1, Encoding);
TypeDie->AddUInt (DW_AT_byte_size, DW_FORM_data1, Size);
TypeDie->AddUInt (DW_AT_encoding, DW_FORM_data1, Encoding);
TypeDie->Complete(DW);
// Add to context owner.
@@ -958,10 +967,10 @@ DIE *DWContext::NewGlobalVariable(const std::string &Name,
// FIXME - need source file name line number.
VariableDie = new DIE(DW_TAG_variable, DW_CHILDREN_no);
VariableDie->AddString (DW_AT_name, DW_FORM_string, Name);
VariableDie->AddInt (DW_AT_decl_file, 0, 0);
VariableDie->AddInt (DW_AT_decl_line, 0, 0);
VariableDie->AddUInt (DW_AT_decl_file, 0, 0);
VariableDie->AddUInt (DW_AT_decl_line, 0, 0);
VariableDie->AddDIEntry (DW_AT_type, DW_FORM_ref4, Type);
VariableDie->AddInt (DW_AT_external, DW_FORM_flag, 1);
VariableDie->AddUInt (DW_AT_external, DW_FORM_flag, 1);
// FIXME - needs to be a proper expression.
VariableDie->AddObjectLabel(DW_AT_location, DW_FORM_block1, MangledName);
VariableDie->Complete(DW);
@@ -1096,6 +1105,24 @@ void DwarfWriter::EmitLong(int Value) const {
PrintHex(Value);
}
/// EmitLongLong - Emit a long long directive and value.
///
void DwarfWriter::EmitLongLong(uint64_t Value) const {
if (Asm->Data64bitsDirective) {
O << Asm->Data64bitsDirective << "0x" << std::hex << Value << std::dec;
} else {
const TargetData &TD = Asm->TM.getTargetData();
if (TD.isBigEndian()) {
EmitLong(unsigned(Value >> 32)); O << "\n";
EmitLong(unsigned(Value));
} else {
EmitLong(unsigned(Value)); O << "\n";
EmitLong(unsigned(Value >> 32));
}
}
}
/// EmitString - Emit a string with quotes and a null terminator.
/// Special characters are emitted properly. (Eg. '\t')
void DwarfWriter::EmitString(const std::string &String) const {
@@ -1249,7 +1276,7 @@ DIE *DwarfWriter::NewCompileUnit(const CompileUnitWrapper &CompileUnit) {
Unit->AddLabel (DW_AT_high_pc, DW_FORM_addr, DWLabel("text_end", 0));
Unit->AddLabel (DW_AT_low_pc, DW_FORM_addr, DWLabel("text_begin", 0));
Unit->AddString(DW_AT_producer, DW_FORM_string, CompileUnit.getProducer());
Unit->AddInt (DW_AT_language, DW_FORM_data1, CompileUnit.getLanguage());
Unit->AddUInt (DW_AT_language, DW_FORM_data1, CompileUnit.getLanguage());
Unit->AddString(DW_AT_name, DW_FORM_string, CompileUnit.getFileName());
Unit->AddString(DW_AT_comp_dir, DW_FORM_string, CompileUnit.getDirectory());
Unit->Complete(*this);