[weak vtables] Remove a bunch of weak vtables

This patch removes most of the trivial cases of weak vtables by pinning them to
a single object file.

Differential Revision: http://llvm-reviews.chandlerc.com/D2068

Reviewed by Andy

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194865 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/Sparc/SparcInstrInfo.cpp

@@ -24,11 +24,15 @@
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/TargetRegistry.h"
 
-#define GET_INSTRINFO_CTOR
+#define GET_INSTRINFO_CTOR_DTOR
 #include "SparcGenInstrInfo.inc"
 
 using namespace llvm;
 
+
+// pin vtable to this file
+void SparcInstrInfo::anchor() {}
+
 SparcInstrInfo::SparcInstrInfo(SparcSubtarget &ST)
   : SparcGenInstrInfo(SP::ADJCALLSTACKDOWN, SP::ADJCALLSTACKUP),
     RI(ST), Subtarget(ST) {