[ObjectYAML] Support for DWARF debug_aranges

This patch adds support for round tripping DWARF debug_aranges in and out of YAML.

llvm-svn: 289161

1 files changed, 18 insertions, 0 deletions

diff --git a/llvm/lib/ObjectYAML/DWARFYAML.cpp b/llvm/lib/ObjectYAML/DWARFYAML.cpp
index ca04e2e2687..0a463bd402e 100644
--- a/llvm/lib/ObjectYAML/DWARFYAML.cpp
+++ b/llvm/lib/ObjectYAML/DWARFYAML.cpp
@@ -26,6 +26,8 @@ void MappingTraits<DWARFYAML::Data>::mapping(
     IO &IO, DWARFYAML::Data &DWARF) {
   IO.mapOptional("debug_str", DWARF.DebugStrings);
   IO.mapOptional("debug_abbrev", DWARF.AbbrevDecls);
+  if(!DWARF.ARanges.empty() || !IO.outputting())
+    IO.mapOptional("debug_aranges", DWARF.ARanges);
 }
 
 void MappingTraits<DWARFYAML::Abbrev>::mapping(
@@ -42,6 +44,22 @@ void MappingTraits<DWARFYAML::AttributeAbbrev>::mapping(
   IO.mapRequired("Form", AttAbbrev.Form);
 }
 
+void MappingTraits<DWARFYAML::ARangeDescriptor>::mapping(
+    IO &IO, DWARFYAML::ARangeDescriptor &Descriptor) {
+  IO.mapRequired("Address", Descriptor.Address);
+  IO.mapRequired("Length", Descriptor.Length);
+}
+
+void MappingTraits<DWARFYAML::ARange>::mapping(IO &IO,
+                                                DWARFYAML::ARange &Range) {
+  IO.mapRequired("Length", Range.Length);
+  IO.mapRequired("Version", Range.Version);
+  IO.mapRequired("CuOffset", Range.CuOffset);
+  IO.mapRequired("AddrSize", Range.AddrSize);
+  IO.mapRequired("SegSize", Range.SegSize);
+  IO.mapRequired("Descriptors", Range.Descriptors);
+}
+
 } // namespace llvm::yaml
 
 } // namespace llvm