[lld][PECOFF] Add WinLinkDriver and PECOFFTargetInfo.

Add WinLinkDriver and connect it to the existing COFF reader. Remaining
parts are still stubs, so while it can now read a COFF file, it still
cannot link or output PE/COFF files yet.

Reviewers: Bigcheese

CC: llvm-commits

Differential Revision: http://llvm-reviews.chandlerc.com/D865

llvm-svn: 182784

1 files changed, 3 insertions, 3 deletions

diff --git a/lld/lib/Driver/UniversalDriver.cpp b/lld/lib/Driver/UniversalDriver.cpp
index 0d4537ffb29..fb4d498000f 100644
--- a/lld/lib/Driver/UniversalDriver.cpp
+++ b/lld/lib/Driver/UniversalDriver.cpp
@@ -103,7 +103,7 @@ Flavor selectFlavor(std::vector<const char *> &args, raw_ostream &diag) {
   if (flavor == Flavor::invalid)
     diag << "error: failed to determine driver flavor from program name"
          << " '" << args[0] << "'.\n"
-         << "select a flavor with -flavor [gnu|darwin|core].\n";
+         << "select a flavor with -flavor [gnu|darwin|link|core].\n";
   return flavor;
 }
 }
@@ -124,10 +124,10 @@ bool UniversalDriver::link(int argc, const char *argv[],
     return GnuLdDriver::linkELF(args.size(), args.data(), diagnostics);
   case Flavor::darwin_ld:
     return DarwinLdDriver::linkMachO(args.size(), args.data(), diagnostics);
+  case Flavor::win_link:
+    return WinLinkDriver::linkPECOFF(args.size(), args.data(), diagnostics);
   case Flavor::core:
     return CoreDriver::link(args.size(), args.data(), diagnostics);
-  case Flavor::win_link:
-    llvm_unreachable("Unsupported flavor");
   case Flavor::invalid:
     return true;
   }