Code reorg

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50722 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 72 insertions, 0 deletions

diff --git a/tools/llvmc2/llvmc.cpp b/tools/llvmc2/llvmc.cpp
new file mode 100644
index 0000000000..feed61f89f
--- /dev/null
+++ b/tools/llvmc2/llvmc.cpp
@@ -0,0 +1,72 @@
+//===--- llvmcc.cpp - The LLVM Compiler Driver ------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open
+// Source License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+//  This tool provides a single point of access to the LLVM
+//  compilation tools.  It has many options. To discover the options
+//  supported please refer to the tools' manual page or run the tool
+//  with the --help option.
+//
+//===----------------------------------------------------------------------===//
+
+#include "CompilationGraph.h"
+#include "Tool.h"
+
+#include "llvm/System/Path.h"
+#include "llvm/Support/CommandLine.h"
+
+#include <iostream>
+#include <stdexcept>
+#include <string>
+
+namespace cl = llvm::cl;
+namespace sys = llvm::sys;
+using namespace llvmcc;
+
+// External linkage here is intentional.
+cl::list<std::string> InputFilenames(cl::Positional,
+                                     cl::desc("<input file>"), cl::OneOrMore);
+cl::opt<std::string> OutputFilename("o", cl::desc("Output file name"),
+                                    cl::value_desc("file"));
+cl::opt<bool> VerboseMode("v", cl::desc("Enable verbose mode"));
+
+
+namespace {
+  int BuildTargets(const CompilationGraph& graph) {
+    int ret;
+    sys::Path tempDir(sys::Path::GetTemporaryDirectory());
+
+    try {
+      ret = graph.Build(tempDir);
+    }
+    catch(...) {
+      tempDir.eraseFromDisk(true);
+      throw;
+    }
+
+    tempDir.eraseFromDisk(true);
+    return ret;
+  }
+}
+
+int main(int argc, char** argv) {
+  try {
+    CompilationGraph graph;
+
+    cl::ParseCommandLineOptions(argc, argv,
+                                "LLVM Compiler Driver(Work In Progress)");
+    PopulateCompilationGraph(graph);
+    return BuildTargets(graph);
+  }
+  catch(const std::exception& ex) {
+    std::cerr << ex.what() << '\n';
+  }
+  catch(...) {
+    std::cerr << "Unknown error!\n";
+  }
+}