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Use global information to fill out Dwarf compile units.

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llvm-svn: 25662
This commit is contained in:
Jim Laskey 2006-01-26 21:22:49 +00:00
parent f329a41a66
commit df47d0df3e
4 changed files with 25 additions and 24 deletions
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5
include/llvm/CodeGen/DwarfWriter.h
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@ -32,6 +32,7 @@ namespace llvm {
// Forward declarations.
//
class AsmPrinter;
class CompileUnitWrapper;
class DIE;
class DwarfWriter;
class DWContext;
@ -645,10 +646,10 @@ public:
unsigned Size, unsigned Align);
private:
/// NewCompileUnit - Create new compile unit information.
///
DIE *NewCompileUnit(const std::string &Directory,
const std::string &SourceName);
DIE *DwarfWriter::NewCompileUnit(const CompileUnitWrapper &CompileUnit);
/// EmitInitial - Emit initial Dwarf declarations.
///

4
include/llvm/CodeGen/MachineDebugInfo.h
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@ -271,6 +271,10 @@ public:
///
void MachineDebugInfo::SetupCompileUnits(Module &M);
/// getCompileUnits - Return a vector of debug compile units.
///
const UniqueVector<CompileUnitWrapper> getCompileUnits() const;
/// getGlobalVariables - Return a vector of debug global variables.
///
static std::vector<GlobalWrapper> getGlobalVariables(Module &M);

30
lib/CodeGen/DwarfWriter.cpp
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@ -1242,20 +1242,16 @@ void DwarfWriter::NewGlobalVariable(DWContext *Context,
/// NewCompileUnit - Create new compile unit information.
///
DIE *DwarfWriter::NewCompileUnit(const std::string &Directory,
const std::string &SourceName) {
DIE *DwarfWriter::NewCompileUnit(const CompileUnitWrapper &CompileUnit) {
DIE *Unit = new DIE(DW_TAG_compile_unit, DW_CHILDREN_yes);
// FIXME - use the correct line set.
Unit->AddLabel (DW_AT_stmt_list, DW_FORM_data4, DWLabel("line", 0));
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));
// FIXME - The producer needs to be in this form, but should come from
// an appropriate source.
Unit->AddString(DW_AT_producer, DW_FORM_string,
"llvm 3.4.x (LLVM Research Group)");
Unit->AddInt (DW_AT_language, DW_FORM_data1, DW_LANG_C89);
Unit->AddString(DW_AT_name, DW_FORM_string, SourceName);
Unit->AddString(DW_AT_comp_dir, DW_FORM_string, Directory);
Unit->AddString(DW_AT_producer, DW_FORM_string, CompileUnit.getProducer());
Unit->AddInt (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);
return Unit;
@ -1700,17 +1696,11 @@ void DwarfWriter::EmitDebugMacInfo() {
/// ConstructCompileUnitDIEs - Create a compile unit DIE for each source and
/// header file.
void DwarfWriter::ConstructCompileUnitDIEs() {
// Get directory and source information.
const UniqueVector<std::string> &Directories = DebugInfo->getDirectories();
const UniqueVector<SourceFileInfo> &SourceFiles = DebugInfo->getSourceFiles();
// Construct compile unit DIEs for each source.
for (unsigned SourceID = 1, NSID = SourceFiles.size();
SourceID <= NSID; ++SourceID) {
const SourceFileInfo &SourceFile = SourceFiles[SourceID];
const std::string &Directory = Directories[SourceFile.getDirectoryID()];
const std::string &SourceName = SourceFile.getName();
DIE *Unit = NewCompileUnit(Directory, SourceName);
const UniqueVector<CompileUnitWrapper> CUW = DebugInfo->getCompileUnits();
for (unsigned i = 1, N = CUW.size(); i <= N; ++i) {
const CompileUnitWrapper &CompileUnit = CUW[i];
DIE *Unit = NewCompileUnit(CompileUnit);
DWContext *Context = new DWContext(*this, NULL, Unit);
CompileUnits.push_back(Unit);
}

10
lib/CodeGen/MachineDebugInfo.cpp
View File

@ -180,7 +180,7 @@ unsigned GlobalWrapper::getTag() const {
/// getContext - Return the "lldb.compile_unit" context global.
///
GlobalVariable *GlobalWrapper::getContext() const {
return dyn_cast<GlobalVariable>(IC->getOperand(1));
return cast<GlobalVariable>(IC->getOperand(1));
}
/// getName - Return the name of the global.
@ -192,7 +192,7 @@ const std::string GlobalWrapper::getName() const {
/// getType - Return the type of the global.
///
const GlobalVariable *GlobalWrapper::getType() const {
return dyn_cast<GlobalVariable>(IC->getOperand(4));
return cast<GlobalVariable>(IC->getOperand(4));
}
/// isStatic - Return true if the global is static.
@ -274,6 +274,12 @@ void MachineDebugInfo::SetupCompileUnits(Module &M) {
if (CompileUnits.size() != Globals.size()) CompileUnits.reset();
}
/// getCompileUnits - Return a vector of debug compile units.
///
const UniqueVector<CompileUnitWrapper> MachineDebugInfo::getCompileUnits()const{
return CompileUnits;
}
/// getGlobalVariables - Return a vector of debug global variables.
///
std::vector<GlobalWrapper> MachineDebugInfo::getGlobalVariables(Module &M) {