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Switch to using a numeric id for anchors.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26598 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Laskey
2006-03-07 20:53:47 +00:00
parent e1c173bc77
commit e8c3e3b51c
3 changed files with 46 additions and 19 deletions
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40
lib/CodeGen/MachineDebugInfo.cpp
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@ -53,7 +53,7 @@ getGlobalVariablesUsing(Module &M, const std::string &RootName) {
std::vector<const Type*> FieldTypes;
FieldTypes.push_back(Type::UIntTy);
FieldTypes.push_back(PointerType::get(Type::SByteTy));
FieldTypes.push_back(Type::UIntTy);
// Get the GlobalVariable root.
GlobalVariable *UseRoot = M.getGlobalVariable(RootName,
@ -539,11 +539,11 @@ void DebugInfoDesc::ApplyToFields(DIVisitor *Visitor) {
AnchorDesc::AnchorDesc()
: DebugInfoDesc(DW_TAG_anchor)
, Name("")
, AnchorTag(0)
{}
AnchorDesc::AnchorDesc(const std::string &N)
AnchorDesc::AnchorDesc(AnchoredDesc *D)
: DebugInfoDesc(DW_TAG_anchor)
, Name(N)
, AnchorTag(D->getTag())
{}
// Implement isa/cast/dyncast.
@ -562,13 +562,26 @@ GlobalValue::LinkageTypes AnchorDesc::getLinkage() const {
void AnchorDesc::ApplyToFields(DIVisitor *Visitor) {
DebugInfoDesc::ApplyToFields(Visitor);
Visitor->Apply(Name);
Visitor->Apply(AnchorTag);
}
/// getDescString - Return a string used to compose global names and labels.
///
/// getDescString - Return a string used to compose global names and labels. A
/// A global variable name needs to be defined for each debug descriptor that is
/// anchored. NOTE: that each global variable name here also needs to be added
/// to the list of names left external in the internalizer.
/// ExternalNames.insert("llvm.dbg.compile_units");
/// ExternalNames.insert("llvm.dbg.global_variables");
/// ExternalNames.insert("llvm.dbg.subprograms");
const char *AnchorDesc::getDescString() const {
return Name.c_str();
switch (AnchorTag) {
case DW_TAG_compile_unit: return CompileUnitDesc::AnchorString;
case DW_TAG_variable: return GlobalVariableDesc::AnchorString;
case DW_TAG_subprogram: return SubprogramDesc::AnchorString;
default: break;
}
assert(0 && "Tag does not have a case for anchor string");
return "";
}
/// getTypeString - Return a string used to label this descriptors type.
@ -581,7 +594,7 @@ const char *AnchorDesc::getTypeString() const {
void AnchorDesc::dump() {
std::cerr << getDescString() << " "
<< "Tag(" << getTag() << "), "
<< "Name(" << Name << ")\n";
<< "AnchorTag(" << AnchorTag << ")\n";
}
#endif
@ -649,8 +662,9 @@ const char *CompileUnitDesc::getTypeString() const {
/// getAnchorString - Return a string used to label this descriptor's anchor.
///
const char *CompileUnitDesc::AnchorString = "llvm.dbg.compile_units";
const char *CompileUnitDesc::getAnchorString() const {
return "llvm.dbg.compile_units";
return AnchorString;
}
#ifndef NDEBUG
@ -1014,8 +1028,9 @@ const char *GlobalVariableDesc::getTypeString() const {
/// getAnchorString - Return a string used to label this descriptor's anchor.
///
const char *GlobalVariableDesc::AnchorString = "llvm.dbg.global_variables";
const char *GlobalVariableDesc::getAnchorString() const {
return "llvm.dbg.global_variables";
return AnchorString;
}
#ifndef NDEBUG
@ -1063,8 +1078,9 @@ const char *SubprogramDesc::getTypeString() const {
/// getAnchorString - Return a string used to label this descriptor's anchor.
///
const char *SubprogramDesc::AnchorString = "llvm.dbg.subprograms";
const char *SubprogramDesc::getAnchorString() const {
return "llvm.dbg.subprograms";
return AnchorString;
}
#ifndef NDEBUG