From d1726a4580f3dc42e2debbfea41acb9e815c06be Mon Sep 17 00:00:00 2001
From: Eric Christopher <echristo@gmail.com>
Date: Mon, 12 Nov 2012 21:40:38 +0000
Subject: Rewrite DIContext interface to take an object. Update all callers.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167757 91177308-0d34-0410-b5e6-96231b3b80d8
---
 tools/llvm-dwarfdump/llvm-dwarfdump.cpp | 94 +--------------------------------
 1 file changed, 1 insertion(+), 93 deletions(-)

(limited to 'tools/llvm-dwarfdump')

diff --git a/tools/llvm-dwarfdump/llvm-dwarfdump.cpp b/tools/llvm-dwarfdump/llvm-dwarfdump.cpp
index c0e3491509..2229a3aa98 100644
--- a/tools/llvm-dwarfdump/llvm-dwarfdump.cpp
+++ b/tools/llvm-dwarfdump/llvm-dwarfdump.cpp
@@ -69,100 +69,8 @@ static void DumpInput(const StringRef &Filename) {
   }
 
   OwningPtr<ObjectFile> Obj(ObjectFile::createObjectFile(Buff.take()));
+  OwningPtr<DIContext> dictx(DIContext::getDWARFContext(Obj.get()));
 
-  StringRef DebugInfoSection;
-  RelocAddrMap RelocMap;
-  StringRef DebugAbbrevSection;
-  StringRef DebugLineSection;
-  StringRef DebugArangesSection;
-  StringRef DebugStringSection;
-  StringRef DebugRangesSection;
-
-  error_code ec;
-  for (section_iterator i = Obj->begin_sections(),
-                        e = Obj->end_sections();
-                        i != e; i.increment(ec)) {
-    StringRef name;
-    i->getName(name);
-    StringRef data;
-    i->getContents(data);
-
-    if (name.startswith("__DWARF,"))
-      name = name.substr(8); // Skip "__DWARF," prefix.
-    name = name.substr(name.find_first_not_of("._")); // Skip . and _ prefixes.
-    if (name == "debug_info")
-      DebugInfoSection = data;
-    else if (name == "debug_abbrev")
-      DebugAbbrevSection = data;
-    else if (name == "debug_line")
-      DebugLineSection = data;
-    else if (name == "debug_aranges")
-      DebugArangesSection = data;
-    else if (name == "debug_str")
-      DebugStringSection = data;
-    else if (name == "debug_ranges")
-      DebugRangesSection = data;
-    // Any more debug info sections go here.
-    else
-      continue;
-
-    // TODO: For now only handle relocations for the debug_info section.
-    if (name != "debug_info")
-      continue;
-
-    if (i->begin_relocations() != i->end_relocations()) {
-      uint64_t SectionSize;
-      i->getSize(SectionSize);
-      for (relocation_iterator reloc_i = i->begin_relocations(),
-                               reloc_e = i->end_relocations();
-                               reloc_i != reloc_e; reloc_i.increment(ec)) {
-        uint64_t Address;
-        reloc_i->getAddress(Address);
-        uint64_t Type;
-        reloc_i->getType(Type);
-
-        RelocVisitor V(Obj->getFileFormatName());
-        // The section address is always 0 for debug sections.
-        RelocToApply R(V.visit(Type, *reloc_i));
-        if (V.error()) {
-          SmallString<32> Name;
-          error_code ec(reloc_i->getTypeName(Name));
-          if (ec) {
-            errs() << "Aaaaaa! Nameless relocation! Aaaaaa!\n";
-          }
-          errs() << "error: failed to compute relocation: "
-                 << Name << "\n";
-          continue;
-        }
-
-        if (Address + R.Width > SectionSize) {
-          errs() << "error: " << R.Width << "-byte relocation starting "
-                 << Address << " bytes into section " << name << " which is "
-                 << SectionSize << " bytes long.\n";
-          continue;
-        }
-        if (R.Width > 8) {
-          errs() << "error: can't handle a relocation of more than 8 bytes at "
-                    "a time.\n";
-          continue;
-        }
-        DEBUG(dbgs() << "Writing " << format("%p", R.Value)
-                     << " at " << format("%p", Address)
-                     << " with width " << format("%d", R.Width)
-                     << "\n");
-        RelocMap[Address] = std::make_pair(R.Width, R.Value);
-      }
-    }
-  }
-
-  OwningPtr<DIContext> dictx(DIContext::getDWARFContext(/*FIXME*/true,
-                                                        DebugInfoSection,
-                                                        DebugAbbrevSection,
-                                                        DebugArangesSection,
-                                                        DebugLineSection,
-                                                        DebugStringSection,
-                                                        DebugRangesSection,
-                                                        &RelocMap));
   if (Address == -1ULL) {
     outs() << Filename
            << ":\tfile format " << Obj->getFileFormatName() << "\n\n";
-- 
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