Rationalize the names of passes that print information:
    -callgraph => print-callgraph
    -callscc   => print-callgraph-sccs
    -cfgscc    => print-cfg-sccs
    -externalfnconstants => print-externalfnconstants
    -print               => print-function
    -print-alias-sets (no change)
    -print-callgraph     => dot-callgraph
    -print-cfg           => dot-cfg
    -print-cfg-only      => dot-cfg-only
    -print-dom-info (no change)
    -printm              => print-module
    -printusedtypes      => print-used-types


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56487 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/opt/AnalysisWrappers.cpp b/tools/opt/AnalysisWrappers.cpp
index 454e738..94cca50 100644
--- a/tools/opt/AnalysisWrappers.cpp
+++ b/tools/opt/AnalysisWrappers.cpp
@@ -65,7 +65,8 @@
 
   char ExternalFunctionsPassedConstants::ID = 0;
   RegisterPass<ExternalFunctionsPassedConstants>
-  P1("externalfnconstants", "Print external fn callsites passed constants");
+  P1("print-externalfnconstants",
+     "Print external fn callsites passed constants");
 
   struct CallGraphPrinter : public ModulePass {
     static char ID; // Pass ID, replacement for typeid
@@ -83,5 +84,5 @@
 
   char CallGraphPrinter::ID = 0;
   RegisterPass<CallGraphPrinter>
-    P2("callgraph", "Print a call graph");
+    P2("print-callgraph", "Print a call graph");
 }