Remove llvm as a build requirement

CMakeLists.txt

@@ -19,7 +19,6 @@ ENDIF()
 SET(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/CMakeScripts;${CMAKE_MODULE_PATH})
 SET(EXECUTABLE_OUTPUT_PATH ${PROJECT_SOURCE_DIR})
 include(cotire)
-FIND_PACKAGE(LLVM)
 FIND_PACKAGE(Boost)
 IF(dcc_build_tests)
 enable_testing()
@@ -27,7 +26,10 @@ enable_testing()
 ENDIF()
 
 
+IF(LLVM_EXPERIMENTAL)
+FIND_PACKAGE(LLVM)
 llvm_map_components_to_libnames(REQ_LLVM_LIBRARIES native mc support tablegen)
+ENDIF()
 INCLUDE_DIRECTORIES(
     3rd_party/libdisasm
     include

src/dcc.cpp

@@ -8,6 +8,7 @@
 #include <iostream>
 #include <QtCore/QCoreApplication>
 #include <QCommandLineParser>
+#ifdef LLVM_EXPERIMENTAL
 #include <llvm/Support/raw_os_ostream.h>
 #include <llvm/Support/CommandLine.h>
 #include <llvm/Support/TargetSelect.h>
@@ -19,10 +20,10 @@
 #include <llvm/Target/TargetInstrInfo.h>
 #include <llvm/MC/MCAsmInfo.h>
 #include <llvm/CodeGen/MachineInstrBuilder.h>
-
 #include <llvm/TableGen/Main.h>
 #include <llvm/TableGen/TableGenBackend.h>
 #include <llvm/TableGen/Record.h>
+#endif
 #include <QtCore/QFile>
 
 #include "dcc.h"
@@ -41,6 +42,7 @@ static void displayTotalStats(void);
 /****************************************************************************
  * main
  ***************************************************************************/
+#ifdef LLVM_EXPERIMENTAL
 using namespace llvm;
 bool TVisitor(raw_ostream &OS, RecordKeeper &Records)
 {
@@ -65,10 +67,10 @@ bool TVisitor(raw_ostream &OS, RecordKeeper &Records)
     //        rec = Records.getDef("CCR");
     //        if(rec)
     //            rec->dump();
-    for(const auto &val : Records.getDefs())
-    {
-        //std::cout<< "Def "<<val.first<<"\n";
-    }
+//    for(auto val : Records.getDefs())
+//    {
+//        //std::cout<< "Def "<<val.first<<"\n";
+//    }
     return false;
 }
 int testTblGen(int argc, char **argv)
@@ -112,6 +114,7 @@ int testTblGen(int argc, char **argv)
 //    exit(0);
 
 }
+#endif
 void setupOptions(QCoreApplication &app) {
     //[-a1a2cmsi]
     QCommandLineParser parser;

src/idioms.cpp

@@ -3,12 +3,12 @@
  * (C) Cristina Cifuentes
  ****************************************************************************/
 
-#include <llvm/Config/llvm-config.h>
-#if( (LLVM_VERSION_MAJOR==3 ) && (LLVM_VERSION_MINOR>3) )
-#include <llvm/IR/PatternMatch.h>
-#else
-#include <llvm/Support/PatternMatch.h>
-#endif
+//#include <llvm/Config/llvm-config.h>
+//#if( (LLVM_VERSION_MAJOR==3 ) && (LLVM_VERSION_MINOR>3) )
+//#include <llvm/IR/PatternMatch.h>
+//#else
+//#include <llvm/Support/PatternMatch.h>
+//#endif
 #include <boost/iterator/filter_iterator.hpp>
 #include <cstring>
 #include <deque>