Educate GetInstrSizeInBytes implementations that
DBG_VALUE does not generate code.

llvm-svn: 100681
diff --git a/llvm/lib/Target/PowerPC/PPCInstrInfo.cpp b/llvm/lib/Target/PowerPC/PPCInstrInfo.cpp
index 6b0a282..bc45c22 100644
--- a/llvm/lib/Target/PowerPC/PPCInstrInfo.cpp
+++ b/llvm/lib/Target/PowerPC/PPCInstrInfo.cpp
@@ -778,6 +778,7 @@
   case PPC::DBG_LABEL:
   case PPC::EH_LABEL:
   case PPC::GC_LABEL:
+  case PPC::DBG_VALUE:
     return 0;
   default:
     return 4; // PowerPC instructions are all 4 bytes