/// @param AlwaysPreserve Boolean. Set to true if debug info for this
/// variable should be preserved in optimized build.
/// @param Flags Flags, e.g. artificial variable.
+ /// @param ArgNo If this variable is an arugment then this argument's
+ /// number. 1 indicates 1st argument.
DIVariable createLocalVariable(unsigned Tag, DIDescriptor Scope,
StringRef Name,
DIFile File, unsigned LineNo,
DIType Ty, bool AlwaysPreserve = false,
- unsigned Flags = 0);
+ unsigned Flags = 0,
+ unsigned ArgNo = 0);
/// createComplexVariable - Create a new descriptor for the specified
/// @param Ty Variable Type
/// @param Addr A pointer to a vector of complex address operations.
/// @param NumAddr Num of address operations in the vector.
+ /// @param ArgNo If this variable is an arugment then this argument's
+ /// number. 1 indicates 1st argument.
DIVariable createComplexVariable(unsigned Tag, DIDescriptor Scope,
StringRef Name, DIFile F, unsigned LineNo,
DIType Ty, Value *const *Addr,
- unsigned NumAddr);
+ unsigned NumAddr, unsigned ArgNo = 0);
/// createFunction - Create a new descriptor for the specified subprogram.
/// See comments in DISubprogram for descriptions of these fields.
DIFile F = getFieldAs<DIFile>(3);
return F.getCompileUnit();
}
- unsigned getLineNumber() const { return getUnsignedField(4); }
+ unsigned getLineNumber() const {
+ return (getUnsignedField(4) << 8) >> 8;
+ }
+ unsigned getArgNumber() const {
+ unsigned L = getUnsignedField(4);
+ return L >> 24;
+ }
DIType getType() const { return getFieldAs<DIType>(5); }
/// isArtificial - Return true if this variable is marked as "artificial".
DIVariable DIBuilder::createLocalVariable(unsigned Tag, DIDescriptor Scope,
StringRef Name, DIFile File,
unsigned LineNo, DIType Ty,
- bool AlwaysPreserve, unsigned Flags) {
+ bool AlwaysPreserve, unsigned Flags,
+ unsigned ArgNo) {
Value *Elts[] = {
GetTagConstant(VMContext, Tag),
Scope,
MDString::get(VMContext, Name),
File,
- ConstantInt::get(Type::getInt32Ty(VMContext), LineNo),
+ ConstantInt::get(Type::getInt32Ty(VMContext), (LineNo | (ArgNo << 24))),
Ty,
ConstantInt::get(Type::getInt32Ty(VMContext), Flags)
};
StringRef Name, DIFile F,
unsigned LineNo,
DIType Ty, Value *const *Addr,
- unsigned NumAddr) {
+ unsigned NumAddr, unsigned ArgNo) {
SmallVector<Value *, 15> Elts;
Elts.push_back(GetTagConstant(VMContext, Tag));
Elts.push_back(Scope);
Elts.push_back(MDString::get(VMContext, Name));
Elts.push_back(F);
- Elts.push_back(ConstantInt::get(Type::getInt32Ty(VMContext), LineNo));
+ Elts.push_back(ConstantInt::get(Type::getInt32Ty(VMContext), (LineNo | (ArgNo << 24))));
Elts.push_back(Ty);
Elts.append(Addr, Addr+NumAddr);
bool isLocalToUnit, bool isDefinition,
unsigned Flags, bool isOptimized,
Function *Fn) {
-
Value *Elts[] = {
GetTagConstant(VMContext, dwarf::DW_TAG_subprogram),
llvm::Constant::getNullValue(Type::getInt32Ty(VMContext)),