From 077c40871780136f7016a496703b20ebea9c0978 Mon Sep 17 00:00:00 2001
From: Chandler Carruth <chandlerc@gmail.com>
Date: Fri, 22 Jul 2011 07:50:44 +0000
Subject: Move the logic for printing the registered targets into a static
 function on the TargetRegistry. Also clean it up and use the modern LLVM
 utility libraries available instead of rolling a few things manually.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135756 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Support/CommandLine.cpp | 31 +++++--------------------------
 1 file changed, 5 insertions(+), 26 deletions(-)

(limited to 'lib/Support/CommandLine.cpp')

diff --git a/lib/Support/CommandLine.cpp b/lib/Support/CommandLine.cpp
index 368cef91cf..631d0871af 100644
--- a/lib/Support/CommandLine.cpp
+++ b/lib/Support/CommandLine.cpp
@@ -1332,11 +1332,6 @@ static void (*OverrideVersionPrinter)() = 0;
 
 static std::vector<void (*)()>* ExtraVersionPrinters = 0;
 
-static int TargetArraySortFn(const void *LHS, const void *RHS) {
-  typedef std::pair<const char *, const Target*> pair_ty;
-  return strcmp(((const pair_ty*)LHS)->first, ((const pair_ty*)RHS)->first);
-}
-
 namespace {
 class VersionPrinter {
 public:
@@ -1364,27 +1359,11 @@ public:
 #endif
        << "  Host: " << sys::getHostTriple() << '\n'
        << "  Host CPU: " << CPU << '\n'
-       << '\n'
-       << "  Registered Targets:\n";
-
-    std::vector<std::pair<const char *, const Target*> > Targets;
-    size_t Width = 0;
-    for (TargetRegistry::iterator it = TargetRegistry::begin(),
-           ie = TargetRegistry::end(); it != ie; ++it) {
-      Targets.push_back(std::make_pair(it->getName(), &*it));
-      Width = std::max(Width, strlen(Targets.back().first));
-    }
-    if (!Targets.empty())
-      qsort(&Targets[0], Targets.size(), sizeof(Targets[0]),
-            TargetArraySortFn);
-
-    for (unsigned i = 0, e = Targets.size(); i != e; ++i) {
-      OS << "    " << Targets[i].first;
-      OS.indent(Width - strlen(Targets[i].first)) << " - "
-             << Targets[i].second->getShortDescription() << '\n';
-    }
-    if (Targets.empty())
-      OS << "    (none)\n";
+       << '\n';
+
+    // FIXME: This needs to be moved into each commandline tool to remove the
+    // layer violation.
+    TargetRegistry::printRegisteredTargetsForVersion();
   }
   void operator=(bool OptionWasSpecified) {
     if (!OptionWasSpecified) return;
-- 
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