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/docs/Passes.html b/docs/Passes.html
index bb1a64b..22a7351 100644
--- a/docs/Passes.html
+++ b/docs/Passes.html
@@ -79,15 +79,14 @@
 <tr><td><a href="#basicaa">-basicaa</a></td><td>Basic Alias Analysis (default AA impl)</td></tr>
 <tr><td><a href="#basiccg">-basiccg</a></td><td>Basic CallGraph Construction</td></tr>
 <tr><td><a href="#basicvn">-basicvn</a></td><td>Basic Value Numbering (default GVN impl)</td></tr>
-<tr><td><a href="#callgraph">-callgraph</a></td><td>Print a call graph</td></tr>
-<tr><td><a href="#callscc">-callscc</a></td><td>Print SCCs of the Call Graph</td></tr>
-<tr><td><a href="#cfgscc">-cfgscc</a></td><td>Print SCCs of each function CFG</td></tr>
 <tr><td><a href="#codegenprepare">-codegenprepare</a></td><td>Optimize for code generation</td></tr>
 <tr><td><a href="#count-aa">-count-aa</a></td><td>Count Alias Analysis Query Responses</td></tr>
 <tr><td><a href="#debug-aa">-debug-aa</a></td><td>AA use debugger</td></tr>
 <tr><td><a href="#domfrontier">-domfrontier</a></td><td>Dominance Frontier Construction</td></tr>
 <tr><td><a href="#domtree">-domtree</a></td><td>Dominator Tree Construction</td></tr>
-<tr><td><a href="#externalfnconstants">-externalfnconstants</a></td><td>Print external fn callsites passed constants</td></tr>
+<tr><td><a href="#dot-callgraph">-dot-callgraph</a></td><td>Print Call Graph to 'dot' file</td></tr>
+<tr><td><a href="#dot-cfg">-dot-cfg</a></td><td>Print CFG of function to 'dot' file</td></tr>
+<tr><td><a href="#dot-cfg-only">-dot-cfg-only</a></td><td>Print CFG of function to 'dot' file (with no function bodies)</td></tr>
 <tr><td><a href="#globalsmodref-aa">-globalsmodref-aa</a></td><td>Simple mod/ref analysis for globals</td></tr>
 <tr><td><a href="#instcount">-instcount</a></td><td>Counts the various types of Instructions</td></tr>
 <tr><td><a href="#intervals">-intervals</a></td><td>Interval Partition Construction</td></tr>
@@ -98,13 +97,14 @@
 <tr><td><a href="#no-profile">-no-profile</a></td><td>No Profile Information</td></tr>
 <tr><td><a href="#postdomfrontier">-postdomfrontier</a></td><td>Post-Dominance Frontier Construction</td></tr>
 <tr><td><a href="#postdomtree">-postdomtree</a></td><td>Post-Dominator Tree Construction</td></tr>
-<tr><td><a href="#print">-print</a></td><td>Print function to stderr</td></tr>
 <tr><td><a href="#print-alias-sets">-print-alias-sets</a></td><td>Alias Set Printer</td></tr>
-<tr><td><a href="#print-callgraph">-print-callgraph</a></td><td>Print Call Graph to 'dot' file</td></tr>
-<tr><td><a href="#print-cfg">-print-cfg</a></td><td>Print CFG of function to 'dot' file</td></tr>
-<tr><td><a href="#print-cfg-only">-print-cfg-only</a></td><td>Print CFG of function to 'dot' file (with no function bodies)</td></tr>
-<tr><td><a href="#printm">-printm</a></td><td>Print module to stderr</td></tr>
-<tr><td><a href="#printusedtypes">-printusedtypes</a></td><td>Find Used Types</td></tr>
+<tr><td><a href="#print-callgraph">-print-callgraph</a></td><td>Print a call graph</td></tr>
+<tr><td><a href="#print-callgraph-sccs">-print-callgraph-sccs</a></td><td>Print SCCs of the Call Graph</td></tr>
+<tr><td><a href="#print-cfg-sccs">-print-cfg-sccs</a></td><td>Print SCCs of each function CFG</td></tr>
+<tr><td><a href="#print-externalfnconstants">-print-externalfnconstants</a></td><td>Print external fn callsites passed constants</td></tr>
+<tr><td><a href="#print-function">-print-function</a></td><td>Print function to stderr</td></tr>
+<tr><td><a href="#print-module">-print-module</a></td><td>Print module to stderr</td></tr>
+<tr><td><a href="#print-used-types">-print-used-types</a></td><td>Find Used Types</td></tr>
 <tr><td><a href="#profile-loader">-profile-loader</a></td><td>Load profile information from llvmprof.out</td></tr>
 <tr><td><a href="#scalar-evolution">-scalar-evolution</a></td><td>Scalar Evolution Analysis</td></tr>
 <tr><td><a href="#targetdata">-targetdata</a></td><td>Target Data Layout</td></tr>
@@ -317,39 +317,6 @@
 
 <!-------------------------------------------------------------------------- -->
 <div class="doc_subsection">
-  <a name="callgraph">Print a call graph</a>
-</div>
-<div class="doc_text">
-  <p>
-  This pass, only available in <code>opt</code>, prints the call graph to
-  standard output in a human-readable form.
-  </p>
-</div>
-
-<!-------------------------------------------------------------------------- -->
-<div class="doc_subsection">
-  <a name="callscc">Print SCCs of the Call Graph</a>
-</div>
-<div class="doc_text">
-  <p>
-  This pass, only available in <code>opt</code>, prints the SCCs of the call
-  graph to standard output in a human-readable form.
-  </p>
-</div>
-
-<!-------------------------------------------------------------------------- -->
-<div class="doc_subsection">
-  <a name="cfgscc">Print SCCs of each function CFG</a>
-</div>
-<div class="doc_text">
-  <p>
-  This pass, only available in <code>opt</code>, prints the SCCs of each
-  function CFG to standard output in a human-readable form.
-  </p>
-</div>
-
-<!-------------------------------------------------------------------------- -->
-<div class="doc_subsection">
   <a name="codegenprepare">Optimize for code generation</a>
 </div>
 <div class="doc_text">
@@ -412,14 +379,38 @@
 
 <!-------------------------------------------------------------------------- -->
 <div class="doc_subsection">
-  <a name="externalfnconstants">Print external fn callsites passed constants</a>
+  <a name="dot-callgraph">Print Call Graph to 'dot' file</a>
 </div>
 <div class="doc_text">
   <p>
-  This pass, only available in <code>opt</code>, prints out call sites to
-  external functions that are called with constant arguments.  This can be
-  useful when looking for standard library functions we should constant fold
-  or handle in alias analyses.
+  This pass, only available in <code>opt</code>, prints the call graph into a
+  <code>.dot</code> graph.  This graph can then be processed with the "dot" tool
+  to convert it to postscript or some other suitable format.
+  </p>
+</div>
+
+<!-------------------------------------------------------------------------- -->
+<div class="doc_subsection">
+  <a name="dot-cfg">Print CFG of function to 'dot' file</a>
+</div>
+<div class="doc_text">
+  <p>
+  This pass, only available in <code>opt</code>, prints the control flow graph
+  into a <code>.dot</code> graph.  This graph can then be processed with the
+  "dot" tool to convert it to postscript or some other suitable format.
+  </p>
+</div>
+
+<!-------------------------------------------------------------------------- -->
+<div class="doc_subsection">
+  <a name="dot-cfg-only">Print CFG of function to 'dot' file (with no function bodies)</a>
+</div>
+<div class="doc_text">
+  <p>
+  This pass, only available in <code>opt</code>, prints the control flow graph
+  into a <code>.dot</code> graph, omitting the function bodies.  This graph can
+  then be processed with the "dot" tool to convert it to postscript or some
+  other suitable format.
   </p>
 </div>
 
@@ -557,7 +548,61 @@
 
 <!-------------------------------------------------------------------------- -->
 <div class="doc_subsection">
-  <a name="print">Print function to stderr</a>
+  <a name="print-alias-sets">Alias Set Printer</a>
+</div>
+<div class="doc_text">
+  <p>Yet to be written.</p>
+</div>
+
+<!-------------------------------------------------------------------------- -->
+<div class="doc_subsection">
+  <a name="print-callgraph">Print a call graph</a>
+</div>
+<div class="doc_text">
+  <p>
+  This pass, only available in <code>opt</code>, prints the call graph to
+  standard output in a human-readable form.
+  </p>
+</div>
+
+<!-------------------------------------------------------------------------- -->
+<div class="doc_subsection">
+  <a name="print-callgraph-sccs">Print SCCs of the Call Graph</a>
+</div>
+<div class="doc_text">
+  <p>
+  This pass, only available in <code>opt</code>, prints the SCCs of the call
+  graph to standard output in a human-readable form.
+  </p>
+</div>
+
+<!-------------------------------------------------------------------------- -->
+<div class="doc_subsection">
+  <a name="print-cfg-sccs">Print SCCs of each function CFG</a>
+</div>
+<div class="doc_text">
+  <p>
+  This pass, only available in <code>opt</code>, prints the SCCs of each
+  function CFG to standard output in a human-readable form.
+  </p>
+</div>
+
+<!-------------------------------------------------------------------------- -->
+<div class="doc_subsection">
+  <a name="print-externalfnconstants">Print external fn callsites passed constants</a>
+</div>
+<div class="doc_text">
+  <p>
+  This pass, only available in <code>opt</code>, prints out call sites to
+  external functions that are called with constant arguments.  This can be
+  useful when looking for standard library functions we should constant fold
+  or handle in alias analyses.
+  </p>
+</div>
+
+<!-------------------------------------------------------------------------- -->
+<div class="doc_subsection">
+  <a name="print-function">Print function to stderr</a>
 </div>
 <div class="doc_text">
   <p>
@@ -569,52 +614,7 @@
 
 <!-------------------------------------------------------------------------- -->
 <div class="doc_subsection">
-  <a name="print-alias-sets">Alias Set Printer</a>
-</div>
-<div class="doc_text">
-  <p>Yet to be written.</p>
-</div>
-
-<!-------------------------------------------------------------------------- -->
-<div class="doc_subsection">
-  <a name="print-callgraph">Print Call Graph to 'dot' file</a>
-</div>
-<div class="doc_text">
-  <p>
-  This pass, only available in <code>opt</code>, prints the call graph into a
-  <code>.dot</code> graph.  This graph can then be processed with the "dot" tool
-  to convert it to postscript or some other suitable format.
-  </p>
-</div>
-
-<!-------------------------------------------------------------------------- -->
-<div class="doc_subsection">
-  <a name="print-cfg">Print CFG of function to 'dot' file</a>
-</div>
-<div class="doc_text">
-  <p>
-  This pass, only available in <code>opt</code>, prints the control flow graph
-  into a <code>.dot</code> graph.  This graph can then be processed with the
-  "dot" tool to convert it to postscript or some other suitable format.
-  </p>
-</div>
-
-<!-------------------------------------------------------------------------- -->
-<div class="doc_subsection">
-  <a name="print-cfg-only">Print CFG of function to 'dot' file (with no function bodies)</a>
-</div>
-<div class="doc_text">
-  <p>
-  This pass, only available in <code>opt</code>, prints the control flow graph
-  into a <code>.dot</code> graph, omitting the function bodies.  This graph can
-  then be processed with the "dot" tool to convert it to postscript or some
-  other suitable format.
-  </p>
-</div>
-
-<!-------------------------------------------------------------------------- -->
-<div class="doc_subsection">
-  <a name="printm">Print module to stderr</a>
+  <a name="print-module">Print module to stderr</a>
 </div>
 <div class="doc_text">
   <p>
@@ -624,7 +624,7 @@
 
 <!-------------------------------------------------------------------------- -->
 <div class="doc_subsection">
-  <a name="printusedtypes">Find Used Types</a>
+  <a name="print-used-types">Find Used Types</a>
 </div>
 <div class="doc_text">
   <p>
diff --git a/lib/Analysis/CFGPrinter.cpp b/lib/Analysis/CFGPrinter.cpp
index 46d3930..143220c 100644
--- a/lib/Analysis/CFGPrinter.cpp
+++ b/lib/Analysis/CFGPrinter.cpp
@@ -7,7 +7,7 @@
 //
 //===----------------------------------------------------------------------===//
 //
-// This file defines a '-print-cfg' analysis pass, which emits the
+// This file defines a '-dot-cfg' analysis pass, which emits the
 // cfg.<fnname>.dot file for each function in the program, with a graph of the
 // CFG for that function.
 //
@@ -165,7 +165,7 @@
 
 char CFGPrinter::ID = 0;
 static RegisterPass<CFGPrinter>
-P1("print-cfg", "Print CFG of function to 'dot' file", false, true);
+P1("dot-cfg", "Print CFG of function to 'dot' file", false, true);
 
 namespace {
   struct VISIBILITY_HIDDEN CFGOnlyPrinter : public CFGPrinter {
@@ -188,7 +188,7 @@
 
 char CFGOnlyPrinter::ID = 0;
 static RegisterPass<CFGOnlyPrinter>
-P2("print-cfg-only",
+P2("dot-cfg-only",
    "Print CFG of function to 'dot' file (with no function bodies)", false, true);
 
 /// viewCFG - This function is meant for use from the debugger.  You can just
diff --git a/lib/Analysis/IPA/FindUsedTypes.cpp b/lib/Analysis/IPA/FindUsedTypes.cpp
index c3b08de..88a180a 100644
--- a/lib/Analysis/IPA/FindUsedTypes.cpp
+++ b/lib/Analysis/IPA/FindUsedTypes.cpp
@@ -23,7 +23,7 @@
 
 char FindUsedTypes::ID = 0;
 static RegisterPass<FindUsedTypes>
-X("printusedtypes", "Find Used Types", false, true);
+X("print-used-types", "Find Used Types", false, true);
 
 // IncorporateType - Incorporate one type and all of its subtypes into the
 // collection of used types.
diff --git a/lib/VMCore/AsmWriter.cpp b/lib/VMCore/AsmWriter.cpp
index 1088236..ab8b59b 100644
--- a/lib/VMCore/AsmWriter.cpp
+++ b/lib/VMCore/AsmWriter.cpp
@@ -41,10 +41,10 @@
 
 char PrintModulePass::ID = 0;
 static RegisterPass<PrintModulePass>
-X("printm", "Print module to stderr");
+X("print-module", "Print module to stderr");
 char PrintFunctionPass::ID = 0;
 static RegisterPass<PrintFunctionPass>
-Y("print","Print function to stderr");
+Y("print-function","Print function to stderr");
 
 
 //===----------------------------------------------------------------------===//
diff --git a/test/Analysis/CallGraph/2008-09-09-DirectCall.ll b/test/Analysis/CallGraph/2008-09-09-DirectCall.ll
index a3afc37..456ffa2 100644
--- a/test/Analysis/CallGraph/2008-09-09-DirectCall.ll
+++ b/test/Analysis/CallGraph/2008-09-09-DirectCall.ll
@@ -1,4 +1,5 @@
-; RUN: llvm-as < %s | opt -callgraph -disable-output |& grep {Calls function 'callee'} | count 2
+; RUN: llvm-as < %s | opt -print-callgraph -disable-output |& \
+; RUN:   grep {Calls function 'callee'} | count 2
 
 define internal void @callee(...) {
 entry:
diff --git a/test/Analysis/CallGraph/2008-09-09-UsedByGlobal.ll b/test/Analysis/CallGraph/2008-09-09-UsedByGlobal.ll
index 8e6e5d2..ffc27bb 100644
--- a/test/Analysis/CallGraph/2008-09-09-UsedByGlobal.ll
+++ b/test/Analysis/CallGraph/2008-09-09-UsedByGlobal.ll
@@ -1,4 +1,5 @@
-; RUN: llvm-as < %s | opt -callgraph -disable-output |& grep {Calls function}
+; RUN: llvm-as < %s | opt -print-callgraph -disable-output |& \
+; RUN:   grep {Calls function}
 
 @a = global void ()* @f		; <void ()**> [#uses=0]
 
diff --git a/test/Other/2002-01-31-CallGraph.ll b/test/Other/2002-01-31-CallGraph.ll
index da638d8..bb4c23e 100644
--- a/test/Other/2002-01-31-CallGraph.ll
+++ b/test/Other/2002-01-31-CallGraph.ll
@@ -1,6 +1,6 @@
 ;  Call graph construction crash: Not handling indirect calls right
 ;
-; RUN: llvm-as < %s | opt -analyze -callgraph >& /dev/null
+; RUN: llvm-as < %s | opt -analyze -print-callgraph >& /dev/null
 ;
 
         %FunTy = type i32 (i32)
diff --git a/test/Other/2007-06-05-PassID.ll b/test/Other/2007-06-05-PassID.ll
index 81e9ef6..b6bba36 100644
--- a/test/Other/2007-06-05-PassID.ll
+++ b/test/Other/2007-06-05-PassID.ll
@@ -1,4 +1,4 @@
-;RUN: llvm-as < %s | opt -analyze -print-cfg-only -disable-output 2>/dev/null
+;RUN: llvm-as < %s | opt -analyze -dot-cfg-only -disable-output 2>/dev/null
 ;PR 1497
 
 define void @foo() {
diff --git a/test/Transforms/BlockPlacement/basictest.ll b/test/Transforms/BlockPlacement/basictest.ll
index e7755cf..4eec23e 100644
--- a/test/Transforms/BlockPlacement/basictest.ll
+++ b/test/Transforms/BlockPlacement/basictest.ll
@@ -1,4 +1,4 @@
-; RUN: llvm-as < %s | opt -block-placement -disable-output -print 2> /dev/null
+; RUN: llvm-as < %s | opt -block-placement -disable-output -print-function 2> /dev/null
 
 define i32 @test() {
         br i1 true, label %X, label %Y
diff --git a/test/Transforms/Inline/basictest.ll b/test/Transforms/Inline/basictest.ll
index 59cacb6..d954238 100644
--- a/test/Transforms/Inline/basictest.ll
+++ b/test/Transforms/Inline/basictest.ll
@@ -1,4 +1,4 @@
-; RUN: llvm-as < %s | opt -inline -disable-output -print 2> /dev/null
+; RUN: llvm-as < %s | opt -inline -disable-output -print-function 2> /dev/null
 
 define i32 @func(i32 %i) {
         ret i32 %i
diff --git a/test/Transforms/PruneEH/2008-09-05-CGUpdate.ll b/test/Transforms/PruneEH/2008-09-05-CGUpdate.ll
index 828be7a..6e847fc 100644
--- a/test/Transforms/PruneEH/2008-09-05-CGUpdate.ll
+++ b/test/Transforms/PruneEH/2008-09-05-CGUpdate.ll
@@ -1,5 +1,6 @@
-; RUN: llvm-as < %s | opt -prune-eh -inline -callgraph -disable-output |& \
-; RUN:   grep {Calls.*ce3806g__fxio__put__put_int64__4.1339} | count 2
+; RUN: llvm-as < %s | opt -prune-eh -inline -print-callgraph \
+; RUN:   -disable-output |& \
+; RUN:     grep {Calls.*ce3806g__fxio__put__put_int64__4.1339} | count 2
 	%struct.FRAME.ce3806g = type { %struct.string___XUB, %struct.string___XUB, %struct.string___XUB, %struct.string___XUB }
 	%struct.FRAME.ce3806g__fxio__put__4 = type { i32, i32, i32, %struct.system__file_control_block__pstring*, i32, i32, i8 }
 	%struct.RETURN = type { i8, i32 }
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");
 }
diff --git a/tools/opt/GraphPrinters.cpp b/tools/opt/GraphPrinters.cpp
index 7f1199a..31515c8 100644
--- a/tools/opt/GraphPrinters.cpp
+++ b/tools/opt/GraphPrinters.cpp
@@ -79,7 +79,7 @@
   };
 
   char CallGraphPrinter::ID = 0;
-  RegisterPass<CallGraphPrinter> P2("print-callgraph",
+  RegisterPass<CallGraphPrinter> P2("dot-callgraph",
                                     "Print Call Graph to 'dot' file");
 }
 
diff --git a/tools/opt/PrintSCC.cpp b/tools/opt/PrintSCC.cpp
index 0b9c12f..f314baa 100644
--- a/tools/opt/PrintSCC.cpp
+++ b/tools/opt/PrintSCC.cpp
@@ -14,12 +14,12 @@
 //
 // (1) As a reference for how to use the scc_iterator.
 // (2) To print out the SCCs for a CFG or a CallGraph:
-//       analyze -cfgscc            to print the SCCs in each CFG of a module.
-//       analyze -cfgscc -stats     to print the #SCCs and the maximum SCC size.
-//       analyze -cfgscc -debug > /dev/null to watch the algorithm in action.
+//       analyze -print-cfg-sccs            to print the SCCs in each CFG of a module.
+//       analyze -print-cfg-sccs -stats     to print the #SCCs and the maximum SCC size.
+//       analyze -print-cfg-sccs -debug > /dev/null to watch the algorithm in action.
 //
 //     and similarly:
-//       analyze -callscc [-stats] [-debug] to print SCCs in the CallGraph
+//       analyze -print-callgraph-sccs [-stats] [-debug] to print SCCs in the CallGraph
 //
 // (3) To test the scc_iterator.
 //
@@ -64,11 +64,11 @@
 
   char CFGSCC::ID = 0;
   RegisterPass<CFGSCC>
-  Y("cfgscc", "Print SCCs of each function CFG");
+  Y("print-cfg-sccs", "Print SCCs of each function CFG");
 
   char CallGraphSCC::ID = 0;
   RegisterPass<CallGraphSCC>
-  Z("callscc", "Print SCCs of the Call Graph");
+  Z("print-callgraph-sccs", "Print SCCs of the Call Graph");
 }
 
 bool CFGSCC::runOnFunction(Function &F) {