Moved Google Test code up one directory so that we can use a standard LLVM

Makefile with it, without resorting to the use of VPATH.

Also added Makefiles at every level of the directory tree to properly recurse
to Google Test and build it as a library (original Makefiles by Talin).

llvm-svn: 61539

utils/Makefile

@@ -8,7 +8,7 @@
 ##===----------------------------------------------------------------------===##
 
 LEVEL = ..
-PARALLEL_DIRS := TableGen fpcmp PerfectShuffle
+PARALLEL_DIRS := TableGen fpcmp PerfectShuffle unittest
 
 EXTRA_DIST := cgiplotNLT.pl check-each-file codegen-diff countloc.sh cvsupdate \
               DSAclean.py DSAextract.py emacs findsym.pl GenLibDeps.pl \

utils/unittest/Makefile

@@ -0,0 +1,13 @@
+##===- utils/unittest/Makefile -----------------------------*- Makefile -*-===##
+#
+#                     The LLVM Compiler Infrastructure
+#
+# This file is distributed under the University of Illinois Open Source
+# License. See LICENSE.TXT for details.
+#
+##===----------------------------------------------------------------------===##
+
+LEVEL = ../..
+PARALLEL_DIRS = googletest
+
+include $(LEVEL)/Makefile.common

utils/unittest/googletest/Makefile

@@ -0,0 +1,20 @@
+##===- utils/unittest/googletest/Makefile ------------------*- Makefile -*-===##
+#
+#                     The LLVM Compiler Infrastructure
+#
+# This file is distributed under the University of Illinois Open Source
+# License. See LICENSE.TXT for details.
+#
+##===----------------------------------------------------------------------===##
+
+LEVEL := ../../..
+include $(LEVEL)/Makefile.config
+
+LIBRARYNAME = GoogleTest
+BUILD_ARCHIVE = 1
+SOURCES = gtest-all.cc
+CPP.Flags += -I$(LLVM_SRC_ROOT)/utils/unittest/googletest/
+CPP.Flags += -I$(LLVM_SRC_ROOT)/utils/unittest/googletest/include/
+CPP.Flags += -Wno-missing-field-initializers -Wno-variadic-macros
+
+include $(LEVEL)/Makefile.common

utils/unittest/googletest/README.LLVM

@@ -7,8 +7,8 @@ the actual source code, to minimize the addition to the LLVM distribution.
 Cleaned up as follows:
 $ rm -f aclocal* configure* Makefile* CHANGES CONTRIBUTORS README
 $ rm -rf build-aux m4 make msvc samples scons scripts test xcode
-
-# Clean up source files used for generating headers
 $ rm -f `find . -name \*\.pump`
+$ mv src/* .
+$ rmdir src
 
 For the license, see the file COPYING in this directory.