llvm-objdump/COFF: Print ordinal base number.

llvm-svn: 199518

4 files changed, 12 insertions, 0 deletions

diff --git a/llvm/include/llvm/Object/COFF.h b/llvm/include/llvm/Object/COFF.h
index b8555370e05..1514f279b42 100644
--- a/llvm/include/llvm/Object/COFF.h
+++ b/llvm/include/llvm/Object/COFF.h
@@ -408,6 +408,7 @@ public:
   error_code getNext(ExportDirectoryEntryRef &Result) const;
 
   error_code getDllName(StringRef &Result) const;
+  error_code getOrdinalBase(uint32_t &Result) const;
   error_code getOrdinal(uint32_t &Result) const;
   error_code getExportRVA(uint32_t &Result) const;
   error_code getSymbolName(StringRef &Result) const;
diff --git a/llvm/lib/Object/COFFObjectFile.cpp b/llvm/lib/Object/COFFObjectFile.cpp
index 4709612167c..fca21843b2a 100644
--- a/llvm/lib/Object/COFFObjectFile.cpp
+++ b/llvm/lib/Object/COFFObjectFile.cpp
@@ -959,6 +959,12 @@ error_code ExportDirectoryEntryRef::getDllName(StringRef &Result) const {
   return object_error::success;
 }
 
+// Returns the starting ordinal number.
+error_code ExportDirectoryEntryRef::getOrdinalBase(uint32_t &Result) const {
+  Result = ExportTable->OrdinalBase;
+  return object_error::success;
+}
+
 // Returns the export ordinal of the current export symbol.
 error_code ExportDirectoryEntryRef::getOrdinal(uint32_t &Result) const {
   Result = ExportTable->OrdinalBase + Index;
diff --git a/llvm/test/tools/llvm-objdump/coff-private-headers.test b/llvm/test/tools/llvm-objdump/coff-private-headers.test
index 7d1bde72a00..de3de9001db 100644
--- a/llvm/test/tools/llvm-objdump/coff-private-headers.test
+++ b/llvm/test/tools/llvm-objdump/coff-private-headers.test
@@ -12,6 +12,7 @@ IMPORT-NEXT:          365  ExitProcess
 
 EXPORT:      Export Table:
 EXPORT-NEXT:  DLL name: export.test.tmp3.dll
+EXPORT-NEXT:  Ordinal base: 5
 EXPORT-NEXT:  Ordinal      RVA  Name
 EXPORT-NEXT:        5   0x2008
 EXPORT-NEXT:        6   0x2010  exportfn2
diff --git a/llvm/tools/llvm-objdump/COFFDump.cpp b/llvm/tools/llvm-objdump/COFFDump.cpp
index bb997e0e621..106dcba37aa 100644
--- a/llvm/tools/llvm-objdump/COFFDump.cpp
+++ b/llvm/tools/llvm-objdump/COFFDump.cpp
@@ -286,9 +286,13 @@ static void printExportTable(const COFFObjectFile *Obj) {
   if (I == E)
     return;
   StringRef DllName;
+  uint32_t OrdinalBase;
   if (I->getDllName(DllName))
     return;
+  if (I->getOrdinalBase(OrdinalBase))
+    return;
   outs() << " DLL name: " << DllName << "\n";
+  outs() << " Ordinal base: " << OrdinalBase << "\n";
   outs() << " Ordinal      RVA  Name\n";
   error_code EC;
   for (; I != E; I = I.increment(EC)) {