[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/R600/AMDGPUInstrInfo.cpp

@@ -20,13 +20,17 @@
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 
-#define GET_INSTRINFO_CTOR
+#define GET_INSTRINFO_CTOR_DTOR
 #define GET_INSTRINFO_NAMED_OPS
 #define GET_INSTRMAP_INFO
 #include "AMDGPUGenInstrInfo.inc"
 
 using namespace llvm;
 
+
+// pin vtable to this file
+void AMDGPUInstrInfo::anchor() {}
+
 AMDGPUInstrInfo::AMDGPUInstrInfo(TargetMachine &tm)
   : AMDGPUGenInstrInfo(-1,-1), RI(tm), TM(tm) { }