compile cloog code only when CLOOG_FOUND is set

llvm-svn: 156199

11 files changed, 55 insertions, 20 deletions

diff --git a/polly/CMakeLists.txt b/polly/CMakeLists.txt
index 4515e8034df..9ac56f7b642 100644
--- a/polly/CMakeLists.txt
+++ b/polly/CMakeLists.txt
@@ -85,7 +85,9 @@ if (POLLY_ENABLE_SCOPLIB)
   FIND_PACKAGE(SCoPLib)
 endif(POLLY_ENABLE_SCOPLIB)
 
-INCLUDE_DIRECTORIES( ${CLOOG_INCLUDE_DIR} )
+if (CLOOG_FOUND)
+  INCLUDE_DIRECTORIES( ${CLOOG_INCLUDE_DIR} )
+endif(CLOOG_FOUND)
 INCLUDE_DIRECTORIES( ${ISL_INCLUDE_DIR} )
 INCLUDE_DIRECTORIES( ${GMP_INCLUDE_DIR} )
 
@@ -125,7 +127,11 @@ macro(add_polly_library name)
     endforeach(lib)
   endif( LLVM_USED_LIBS )
 
-  target_link_libraries( ${name} ${CLOOG_LIBRARY} ${ISL_LIBRARY} ${GMP_LIBRARY})
+  target_link_libraries( ${name} ${ISL_LIBRARY} ${GMP_LIBRARY})
+
+  if (CLOOG_FOUND)
+    target_link_libraries( ${name} ${CLOOG_LIBRARY})
+  endif(CLOOG_FOUND)
   if (OPENSCOP_FOUND)
     target_link_libraries( ${name} ${OPENSCOP_LIBRARY})
   endif(OPENSCOP_FOUND)
diff --git a/polly/Makefile.config.in b/polly/Makefile.config.in
index 197a3aa113c..948fcf37cef 100755
--- a/polly/Makefile.config.in
+++ b/polly/Makefile.config.in
@@ -28,7 +28,7 @@ endif
 
 POLLY_CXXFLAGS += "-fno-rtti -fno-exceptions"
 
-# Do us work with scoplib?
+CLOOG_FOUND := @cloog_found@
 OPENSCOP_FOUND := @openscop_found@
 SCOPLIB_FOUND := @scoplib_found@
 
diff --git a/polly/autoconf/configure.ac b/polly/autoconf/configure.ac
index db48a26717f..63600a8e76e 100644
--- a/polly/autoconf/configure.ac
+++ b/polly/autoconf/configure.ac
@@ -80,19 +80,20 @@ find_lib_and_headers([gmp], [gmp.h], [gmp], [required])
 dnl Find Isl
 find_lib_and_headers([isl], [isl/config.h], [isl], [required])
 
-dnl Find cloog
+dnl Check that we have cloog.
 saved_CXXFLAGS=$CXXFLAGS
 CXXFLAGS="$CXXFLAGS $gmp_inc $isl_inc"
 find_lib_and_headers([cloog], [cloog/isl/cloog.h], [cloog-isl], [required])
 CXXFLAGS=$saved_CXXFLAGS
+AS_IF([test "cloog_found" = "xyes"],
+  [AC_DEFINE([CLOOG_FOUND],[1],[Define if cloog found])])
 
-
-dnl Check if Scoplib there
+dnl Check that we have openscop.
 find_lib_and_headers([openscop], [openscop/scop.h], [openscop])
 AS_IF([test "x$openscop_found" = "xyes"],
   [AC_DEFINE([OPENSCOP_FOUND],[1],[Define if openscop found])])
 
-dnl Check if Scoplib there
+dnl Check that we have scoplib.
 find_lib_and_headers([scoplib], [scoplib/scop.h], [scoplib])
 AS_IF([test "x$scoplib_found" = "xyes"],
   [AC_DEFINE([SCOPLIB_FOUND],[1],[Define if scoplib found])])
diff --git a/polly/configure b/polly/configure
index 6e97251dc57..93aff2ee856 100755
--- a/polly/configure
+++ b/polly/configure
@@ -1700,7 +1700,7 @@ $as_echo "$as_me: loading site script $ac_site_file" >&6;}
       || { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "failed to load site script $ac_site_file
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
   fi
 done
 
@@ -2099,7 +2099,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error 77 "C++ compiler cannot create executables
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 else
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
@@ -2142,7 +2142,7 @@ else
   { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of executables: cannot compile and link
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 fi
 rm -f conftest conftest$ac_cv_exeext
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
@@ -2201,7 +2201,7 @@ $as_echo "$ac_try_echo"; } >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot run C++ compiled programs.
 If you meant to cross compile, use \`--host'.
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
     fi
   fi
 fi
@@ -2253,7 +2253,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of object files: cannot compile
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 fi
 rm -f conftest.$ac_cv_objext conftest.$ac_ext
 fi
@@ -2622,7 +2622,11 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 CXXFLAGS=$saved_CXXFLAGS
+if test "cloog_found" = "xyes"; then :
 
+$as_echo "#define CLOOG_FOUND 1" >>confdefs.h
+
+fi
 
 
   ac_ext=cpp
@@ -3506,7 +3510,7 @@ do
     "Makefile.common") CONFIG_FILES="$CONFIG_FILES Makefile.common" ;;
     "include/polly/Config/config.h") CONFIG_HEADERS="$CONFIG_HEADERS include/polly/Config/config.h" ;;
 
-  *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5 ;;
+  *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
   esac
 done
 
@@ -3822,7 +3826,7 @@ do
   esac
   case $ac_mode$ac_tag in
   :[FHL]*:*);;
-  :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5 ;;
+  :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5;;
   :[FH]-) ac_tag=-:-;;
   :[FH]*) ac_tag=$ac_tag:$ac_tag.in;;
   esac
@@ -3850,7 +3854,7 @@ do
 	   [\\/$]*) false;;
 	   *) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";;
 	   esac ||
-	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5 ;;
+	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;;
       esac
       case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
       as_fn_append ac_file_inputs " '$ac_f'"
@@ -3877,7 +3881,7 @@ $as_echo "$as_me: creating $ac_file" >&6;}
 
     case $ac_tag in
     *:-:* | *:-) cat >"$tmp/stdin" \
-      || as_fn_error $? "could not create $ac_file" "$LINENO" 5  ;;
+      || as_fn_error $? "could not create $ac_file" "$LINENO" 5 ;;
     esac
     ;;
   esac
diff --git a/polly/include/polly/Cloog.h b/polly/include/polly/Cloog.h
index ffd6c8f2d87..de0851618a4 100644
--- a/polly/include/polly/Cloog.h
+++ b/polly/include/polly/Cloog.h
@@ -24,6 +24,10 @@
 
 #ifndef POLLY_CLOOG_H
 #define POLLY_CLOOG_H
+
+#include "polly/Config/config.h"
+#ifdef CLOOG_FOUND
+
 #include "polly/ScopPass.h"
 
 #define CLOOG_INT_GMP 1
@@ -66,4 +70,6 @@ namespace llvm {
   class PassRegistry;
   void initializeCloogInfoPass(llvm::PassRegistry&);
 }
+
+#endif /* CLOOG_FOUND */
 #endif /* POLLY_CLOOG_H */
diff --git a/polly/include/polly/CodeGen/CodeGeneration.h b/polly/include/polly/CodeGen/CodeGeneration.h
index 56691437939..8b61daeeba6 100644
--- a/polly/include/polly/CodeGen/CodeGeneration.h
+++ b/polly/include/polly/CodeGen/CodeGeneration.h
@@ -12,9 +12,13 @@
 #ifndef POLLY_CODEGENERATION_H
 #define POLLY_CODEGENERATION_H
 
+#include "polly/Config/config.h"
+#ifdef CLOOG_FOUND
+
 namespace polly {
   extern bool EnablePollyVector;
 }
 
-#endif
+#endif // CLOOG_FOUND
+#endif // POLLY_CODEGENERATION_H
 
diff --git a/polly/include/polly/Config/config.h.cmake b/polly/include/polly/Config/config.h.cmake
index cba91af8a4c..7ae020c6b3a 100755
--- a/polly/include/polly/Config/config.h.cmake
+++ b/polly/include/polly/Config/config.h.cmake
@@ -13,6 +13,7 @@
 #ifndef POLLY_CONFIG_H
 #define POLLY_CONFIG_H
 
+#cmakedefine CLOOG_FOUND
 #cmakedefine OPENSCOP_FOUND
 #cmakedefine SCOPLIB_FOUND
 
diff --git a/polly/include/polly/LinkAllPasses.h b/polly/include/polly/LinkAllPasses.h
index 34b6c59abdc..cb725ac8ce7 100644
--- a/polly/include/polly/LinkAllPasses.h
+++ b/polly/include/polly/LinkAllPasses.h
@@ -29,9 +29,11 @@ using namespace llvm;
 
 namespace polly {
   Pass *createAffSCEVItTesterPass();
+#ifdef CLOOG_FOUND
   Pass *createCloogExporterPass();
   Pass *createCloogInfoPass();
   Pass *createCodeGenerationPass();
+#endif
   Pass *createCodePreparationPass();
   Pass *createDeadCodeElimPass();
   Pass *createDependencesPass();
@@ -77,9 +79,11 @@ namespace {
         return;
 
        createAffSCEVItTesterPass();
+#ifdef CLOOG_FOUND
        createCloogExporterPass();
        createCloogInfoPass();
        createCodeGenerationPass();
+#endif
        createCodePreparationPass();
        createDeadCodeElimPass();
        createDependencesPass();
@@ -113,7 +117,9 @@ namespace {
 
 namespace llvm {
   class PassRegistry;
+#ifdef CLOOG_FOUND
   void initializeCodeGenerationPass(llvm::PassRegistry&);
+#endif
   void initializeCodePreparationPass(llvm::PassRegistry&);
   void initializeDeadCodeElimPass(llvm::PassRegistry&);
   void initializeIndependentBlocksPass(llvm::PassRegistry&);
diff --git a/polly/lib/CodeGen/CMakeLists.txt b/polly/lib/CodeGen/CMakeLists.txt
index 37ef11a9c49..138f00aa84c 100755
--- a/polly/lib/CodeGen/CMakeLists.txt
+++ b/polly/lib/CodeGen/CMakeLists.txt
@@ -1,6 +1,10 @@
+if (CLOOG_FOUND)
+  set(CLOOG_FILES
+      Cloog.cpp
+      CodeGeneration.cpp)
+endif (CLOOG_FOUND)
 add_polly_library(PollyCodeGen
   BlockGenerators.cpp
-  Cloog.cpp
-  CodeGeneration.cpp
+  ${CLOOG_FILES}
   LoopGenerators.cpp
 )
diff --git a/polly/lib/Pocc.cpp b/polly/lib/Pocc.cpp
index 74aa3463a77..20e07ef4939 100644
--- a/polly/lib/Pocc.cpp
+++ b/polly/lib/Pocc.cpp
@@ -16,7 +16,6 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "polly/Cloog.h"
 #include "polly/LinkAllPasses.h"
 
 #ifdef SCOPLIB_FOUND
diff --git a/polly/lib/RegisterPasses.cpp b/polly/lib/RegisterPasses.cpp
index 58381362132..e6ee1f06d7d 100644
--- a/polly/lib/RegisterPasses.cpp
+++ b/polly/lib/RegisterPasses.cpp
@@ -106,8 +106,10 @@ CFGPrinter("polly-view-cfg",
        cl::init(false));
 
 static void initializePollyPasses(PassRegistry &Registry) {
+#ifdef CLOOG_FOUND
   initializeCloogInfoPass(Registry);
   initializeCodeGenerationPass(Registry);
+#endif
   initializeCodePreparationPass(Registry);
   initializeDeadCodeElimPass(Registry);
   initializeDependencesPass(Registry);
@@ -212,8 +214,10 @@ void polly::registerPollyPasses(llvm::PassManagerBase &PM, bool DisableCodegen)
   if (ExportJScop)
     PM.add(polly::createJSONExporterPass());
 
+#ifdef CLOOG_FOUND
   if (RunCodegen)
     PM.add(polly::createCodeGenerationPass());
+#endif
 
   if (CFGPrinter)
     PM.add(llvm::createCFGPrinterPass());