Add support to describe template parameter type in debug info.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@124752 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/DIBuilder.cpp b/lib/Analysis/DIBuilder.cpp
index c59e828..14147b8 100644
--- a/lib/Analysis/DIBuilder.cpp
+++ b/lib/Analysis/DIBuilder.cpp
@@ -242,7 +242,7 @@
uint64_t SizeInBits, uint64_t AlignInBits,
uint64_t OffsetInBits, unsigned Flags,
DIType DerivedFrom, DIArray Elements,
- MDNode *VTableHoder) {
+ MDNode *VTableHoder, MDNode *TemplateParams) {
// TAG_class_type is encoded in DICompositeType format.
Value *Elts[] = {
GetTagConstant(VMContext, dwarf::DW_TAG_class_type),
@@ -257,11 +257,31 @@
DerivedFrom,
Elements,
ConstantInt::get(Type::getInt32Ty(VMContext), 0),
- VTableHoder
+ VTableHoder,
+ TemplateParams
};
return DIType(MDNode::get(VMContext, &Elts[0], array_lengthof(Elts)));
}
+/// CreateTemplateTypeParameter - Create debugging information for template
+/// type parameter.
+DITemplateTypeParameter
+DIBuilder::CreateTemplateTypeParameter(DIDescriptor Context, StringRef Name,
+ DIType Ty, MDNode *File, unsigned LineNo,
+ unsigned ColumnNo) {
+ Value *Elts[] = {
+ GetTagConstant(VMContext, dwarf::DW_TAG_template_type_parameter),
+ Context,
+ MDString::get(VMContext, Name),
+ Ty,
+ File,
+ ConstantInt::get(Type::getInt32Ty(VMContext), LineNo),
+ ConstantInt::get(Type::getInt32Ty(VMContext), ColumnNo)
+ };
+ return DITemplateTypeParameter(MDNode::get(VMContext, &Elts[0],
+ array_lengthof(Elts)));
+}
+
/// CreateStructType - Create debugging information entry for a struct.
DIType DIBuilder::CreateStructType(DIDescriptor Context, StringRef Name,
DIFile File, unsigned LineNumber,
diff --git a/lib/Analysis/DebugInfo.cpp b/lib/Analysis/DebugInfo.cpp
index 9e802c6..1aaa60e 100644
--- a/lib/Analysis/DebugInfo.cpp
+++ b/lib/Analysis/DebugInfo.cpp
@@ -221,6 +221,12 @@
return false;
}
+/// isTemplateTypeParameter - Return true if the specified tag is
+/// DW_TAG_template_type_parameter.
+bool DIDescriptor::isTemplateTypeParameter() const {
+ return DbgNode && getTag() == dwarf::DW_TAG_template_type_parameter;
+}
+
/// isCompileUnit - Return true if the specified tag is DW_TAG_compile_unit.
bool DIDescriptor::isCompileUnit() const {
return DbgNode && getTag() == dwarf::DW_TAG_compile_unit;