[dwarfdump] Dump DW_AT_ranges values inline in the debug_info dump.

[oota-llvm.git] / lib / DebugInfo / DWARFDebugInfoEntry.cpp

diff --git a/lib/DebugInfo/DWARFDebugInfoEntry.cpp b/lib/DebugInfo/DWARFDebugInfoEntry.cpp
index 15c04cb949bb662a69c37aa5bb0a5d60f2e1bae1..583e70055c0104e7b9970f6f42f03d8a43ba6fc3 100644 (file)
--- a/lib/DebugInfo/DWARFDebugInfoEntry.cpp
+++ b/lib/DebugInfo/DWARFDebugInfoEntry.cpp
@@ -88,12 +88,27 @@ static void dumpApplePropertyAttribute(raw_ostream &OS, uint64_t Val) {
   OS << ")";
 }
 
   OS << ")";
 }
 

+static void dumpRanges(raw_ostream &OS, const DWARFAddressRangesVector& Ranges,
+                       unsigned AddressSize, unsigned Indent) {
+  if (Ranges.empty())
+    return;
+
+  for (const auto &Range: Ranges) {
+    OS << '\n';
+    OS.indent(Indent);
+    OS << format("[0x%0*" PRIx64 " - 0x%0*" PRIx64 ")",
+                 AddressSize*2, Range.first,
+                 AddressSize*2, Range.second);
+  }
+}
+

 void DWARFDebugInfoEntryMinimal::dumpAttribute(raw_ostream &OS,
                                                DWARFUnit *u,
                                                uint32_t *offset_ptr,
                                                uint16_t attr, uint16_t form,
                                                unsigned indent) const {
 void DWARFDebugInfoEntryMinimal::dumpAttribute(raw_ostream &OS,
                                                DWARFUnit *u,
                                                uint32_t *offset_ptr,
                                                uint16_t attr, uint16_t form,
                                                unsigned indent) const {

-  OS << "            ";
+  const char BaseIndent[] = "            ";
+  OS << BaseIndent;

   OS.indent(indent+2);
   const char *attrString = AttributeString(attr);
   if (attrString)
   OS.indent(indent+2);
   const char *attrString = AttributeString(attr);
   if (attrString)


@@ -149,6 +164,9 @@ void DWARFDebugInfoEntryMinimal::dumpAttribute(raw_ostream &OS,
   } else if (attr == DW_AT_APPLE_property_attribute) {
     if (Optional<uint64_t> OptVal = formValue.getAsUnsignedConstant())
       dumpApplePropertyAttribute(OS, *OptVal);
   } else if (attr == DW_AT_APPLE_property_attribute) {
     if (Optional<uint64_t> OptVal = formValue.getAsUnsignedConstant())
       dumpApplePropertyAttribute(OS, *OptVal);

+  } else if (attr == DW_AT_ranges) {
+    dumpRanges(OS, getAddressRanges(u), u->getAddressByteSize(),
+               sizeof(BaseIndent)+indent+4);

   }
 
   OS << ")\n";
   }
 
   OS << ")\n";