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Pass in a std::string when getting the names of debugging things. This cuts down

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on the number of times a std::string is created and copied.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@66396 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling
2009-03-09 05:04:40 +00:00
parent bce6091d95
commit ccbdc7ab82
8 changed files with 132 additions and 64 deletions
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57
lib/CodeGen/AsmPrinter/DwarfWriter.cpp
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@@ -1622,7 +1622,8 @@ private:
DIBasicType BTy) {
// Get core information.
const std::string &Name = BTy.getName();
std::string Name;
BTy.getName(Name);
Buffer.setTag(DW_TAG_base_type);
AddUInt(&Buffer, DW_AT_encoding, DW_FORM_data1, BTy.getEncoding());
// Add name if not anonymous or intermediate type.
@@ -1637,13 +1638,16 @@ private:
DIDerivedType DTy) {
// Get core information.
const std::string &Name = DTy.getName();
std::string Name;
DTy.getName(Name);
uint64_t Size = DTy.getSizeInBits() >> 3;
unsigned Tag = DTy.getTag();
// FIXME - Workaround for templates.
if (Tag == DW_TAG_inheritance) Tag = DW_TAG_reference_type;
Buffer.setTag(Tag);
// Map to main type, void will not have a type.
DIType FromTy = DTy.getTypeDerivedFrom();
AddType(DW_Unit, &Buffer, FromTy);
@@ -1665,12 +1669,14 @@ private:
/// ConstructTypeDIE - Construct type DIE from DICompositeType.
void ConstructTypeDIE(CompileUnit *DW_Unit, DIE &Buffer,
DICompositeType CTy) {
// Get core information.
const std::string &Name = CTy.getName();
std::string Name;
CTy.getName(Name);
uint64_t Size = CTy.getSizeInBits() >> 3;
unsigned Tag = CTy.getTag();
Buffer.setTag(Tag);
switch (Tag) {
case DW_TAG_vector_type:
case DW_TAG_array_type:
@@ -1806,7 +1812,8 @@ private:
DIE *ConstructEnumTypeDIE(CompileUnit *DW_Unit, DIEnumerator *ETy) {
DIE *Enumerator = new DIE(DW_TAG_enumerator);
const std::string &Name = ETy->getName();
std::string Name;
ETy->getName(Name);
AddString(Enumerator, DW_AT_name, DW_FORM_string, Name);
int64_t Value = ETy->getEnumValue();
AddSInt(Enumerator, DW_AT_const_value, DW_FORM_sdata, Value);
@@ -1817,9 +1824,11 @@ private:
DIE *CreateGlobalVariableDIE(CompileUnit *DW_Unit, const DIGlobalVariable &GV)
{
DIE *GVDie = new DIE(DW_TAG_variable);
const std::string &Name = GV.getDisplayName();
std::string Name;
GV.getDisplayName(Name);
AddString(GVDie, DW_AT_name, DW_FORM_string, Name);
const std::string &LinkageName = GV.getLinkageName();
std::string LinkageName;
GV.getLinkageName(LinkageName);
if (!LinkageName.empty())
AddString(GVDie, DW_AT_MIPS_linkage_name, DW_FORM_string, LinkageName);
AddType(DW_Unit, GVDie, GV.getType());
@@ -1832,7 +1841,8 @@ private:
/// CreateMemberDIE - Create new member DIE.
DIE *CreateMemberDIE(CompileUnit *DW_Unit, const DIDerivedType &DT) {
DIE *MemberDie = new DIE(DT.getTag());
const std::string &Name = DT.getName();
std::string Name;
DT.getName(Name);
if (!Name.empty())
AddString(MemberDie, DW_AT_name, DW_FORM_string, Name);
@@ -1876,9 +1886,11 @@ private:
const DISubprogram &SP,
bool IsConstructor = false) {
DIE *SPDie = new DIE(DW_TAG_subprogram);
const std::string &Name = SP.getName();
std::string Name;
SP.getName(Name);
AddString(SPDie, DW_AT_name, DW_FORM_string, Name);
const std::string &LinkageName = SP.getLinkageName();
std::string LinkageName;
SP.getLinkageName(LinkageName);
if (!LinkageName.empty())
AddString(SPDie, DW_AT_MIPS_linkage_name, DW_FORM_string,
LinkageName);
@@ -1945,7 +1957,8 @@ private:
// Define variable debug information entry.
DIE *VariableDie = new DIE(Tag);
const std::string &Name = VD.getName();
std::string Name;
VD.getName(Name);
AddString(VariableDie, DW_AT_name, DW_FORM_string, Name);
// Add source line info if available.
@@ -2769,21 +2782,23 @@ private:
void ConstructCompileUnit(GlobalVariable *GV) {
DICompileUnit DIUnit(GV);
unsigned ID = getOrCreateSourceID(DIUnit.getDirectory(),
DIUnit.getFilename());
std::string Dir, FN, Prod;
unsigned ID = getOrCreateSourceID(DIUnit.getDirectory(Dir),
DIUnit.getFilename(FN));
DIE *Die = new DIE(DW_TAG_compile_unit);
AddSectionOffset(Die, DW_AT_stmt_list, DW_FORM_data4,
DWLabel("section_line", 0), DWLabel("section_line", 0),
false);
AddString(Die, DW_AT_producer, DW_FORM_string, DIUnit.getProducer());
AddString(Die, DW_AT_producer, DW_FORM_string, DIUnit.getProducer(Prod));
AddUInt(Die, DW_AT_language, DW_FORM_data1, DIUnit.getLanguage());
AddString(Die, DW_AT_name, DW_FORM_string, DIUnit.getFilename());
if (!DIUnit.getDirectory().empty())
AddString(Die, DW_AT_comp_dir, DW_FORM_string, DIUnit.getDirectory());
AddString(Die, DW_AT_name, DW_FORM_string, FN);
if (!Dir.empty())
AddString(Die, DW_AT_comp_dir, DW_FORM_string, Dir);
if (DIUnit.isOptimized())
AddUInt(Die, DW_AT_APPLE_optimized, DW_FORM_flag, 1);
const std::string &Flags = DIUnit.getFlags();
std::string Flags;
DIUnit.getFlags(Flags);
if (!Flags.empty())
AddString(Die, DW_AT_APPLE_flags, DW_FORM_string, Flags);
unsigned RVer = DIUnit.getRunTimeVersion();
@@ -2843,7 +2858,8 @@ private:
// Add to context owner.
DW_Unit->getDie()->AddChild(VariableDie);
// Expose as global. FIXME - need to check external flag.
DW_Unit->AddGlobal(DI_GV.getName(), VariableDie);
std::string Name;
DW_Unit->AddGlobal(DI_GV.getName(Name), VariableDie);
return true;
}
@@ -2895,7 +2911,8 @@ private:
// Add to context owner.
Unit->getDie()->AddChild(SubprogramDie);
// Expose as global.
Unit->AddGlobal(SP.getName(), SubprogramDie);
std::string Name;
Unit->AddGlobal(SP.getName(Name), SubprogramDie);
return true;
}