Updated the edis build mechanism to allow for builds

that do not build some (or all) of the targets that
edis supports.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100910 91177308-0d34-0410-b5e6-96231b3b80d8

tools/Makefile

@@ -36,7 +36,7 @@ include $(LEVEL)/Makefile.config
 ifeq ($(ENABLE_PIC),1)
   # No support for dynamic libraries on windows targets.
   ifneq ($(TARGET_OS), $(filter $(TARGET_OS), Cygwin MingW))
-    PARALLEL_DIRS += edis
+    DIRS += edis
 
     # gold only builds if binutils is around.  It requires "lto" to build before
     # it so it is added to DIRS.