Add a RenderScript language type

[pirama]

Summary

Add RenderScript language type and associate it with ".rs" extensions.
Test that the driver passes "-x renderscript" to the frontend for ".rs"
files.

(Also add '.rs' to the list of suffixes tested by lit).

cfe/trunk/include/clang/Driver/Types.def

 TYPE("objective-c-cpp-output",   PP_ObjC,      INVALID,         "mi",    "u")
 TYPE("objc-cpp-output",          PP_ObjC_Alias, INVALID,        "mi",    "u")
 TYPE("objective-c",              ObjC,         PP_ObjC,         "m",     "u")
 TYPE("c++-cpp-output",           PP_CXX,       INVALID,         "ii",    "u")
 TYPE("c++",                      CXX,          PP_CXX,          "cpp",   "u")
 TYPE("objective-c++-cpp-output", PP_ObjCXX,    INVALID,         "mii",   "u")
 TYPE("objc++-cpp-output",        PP_ObjCXX_Alias, INVALID,      "mii",   "u")
 TYPE("objective-c++",            ObjCXX,       PP_ObjCXX,       "mm",    "u")
+TYPE("renderscript",             RenderScript, PP_C,            "rs",    "u")
 
 // C family input files to precompile.
 TYPE("c-header-cpp-output",      PP_CHeader,   INVALID,         "i",     "p")
 TYPE("c-header",                 CHeader,      PP_CHeader,      "h",     "pu")
 TYPE("cl-header",                CLHeader,     PP_CHeader,      "h",     "pu")
 TYPE("objective-c-header-cpp-output", PP_ObjCHeader, INVALID,   "mi",    "p")
 TYPE("objective-c-header",       ObjCHeader,   PP_ObjCHeader,   "h",     "pu")
 TYPE("c++-header-cpp-output",    PP_CXXHeader, INVALID,         "ii",    "p")

cfe/trunk/lib/Driver/Types.cpp

return llvm::StringSwitch<types::ID>(Ext)
            .Case("f90", TY_PP_Fortran)
            .Case("f95", TY_PP_Fortran)
            .Case("F90", TY_Fortran)
            .Case("F95", TY_Fortran)
            .Case("mii", TY_PP_ObjCXX)
            .Case("pcm", TY_ModuleFile)
            .Case("pch", TY_PCH)
            .Case("gch", TY_PCH)
+           .Case("rs", TY_RenderScript)
            .Default(TY_INVALID);
 }
 
 types::ID types::lookupTypeForTypeSpecifier(const char *Name) {
   for (unsigned i=0; i<numTypes; ++i) {
     types::ID Id = (types::ID) (i + 1);
     if (canTypeBeUserSpecified(Id) &&
         strcmp(Name, getInfo(Id).Name) == 0)

cfe/trunk/test/Driver/lit.local.cfg

 config.suffixes = ['.c', '.cpp', '.h', '.m', '.mm', '.S', '.s', '.f90', '.f95',
-                   '.cu']
+                   '.cu', '.rs']
 config.substitutions = list(config.substitutions)
 config.substitutions.insert(0,
     ('%clang_cc1',
      """*** Do not use 'clang -cc1' in Driver tests. ***""") )
 
 # Remove harmful environmental variables for clang Driver tests.
 # Some might be useful for other tests so they are only removed here.
 driver_overwrite_env_vars = ['MACOSX_DEPLOYMENT_TARGET',
                              'IPHONEOS_DEPLOYMENT_TARGET',
                              'SDKROOT', 'CCC_OVERRIDE_OPTIONS',
                              'CC_PRINT_OPTIONS', 'CC_PRINT_HEADERS',
                              'CC_LOG_DIAGNOSTICS']
 
 for name in driver_overwrite_env_vars:
   if name in config.environment:
     del config.environment[name]

cfe/trunk/test/Driver/renderscript.rs

+// RUN: %clang -### 2>&1 %s | FileCheck %s
+
+// CHECK: "-x" "renderscript"

cfe/trunk/test/lit.cfg

 
 # testFormat: The test format to use to interpret tests.
 #
 # For now we require '&&' between commands, until they get globally killed and
 # the test runner updated.
 config.test_format = lit.formats.ShTest(execute_external)
 
 # suffixes: A list of file extensions to treat as test files.
-config.suffixes = ['.c', '.cpp', '.m', '.mm', '.cu', '.ll', '.cl', '.s', '.S', '.modulemap', '.test']
+config.suffixes = ['.c', '.cpp', '.m', '.mm', '.cu', '.ll', '.cl', '.s', '.S', '.modulemap', '.test', '.rs']
 
 # excludes: A list of directories to exclude from the testsuite. The 'Inputs'
 # subdirectories contain auxiliary inputs for various tests in their parent
 # directories.
 config.excludes = ['Inputs', 'CMakeLists.txt', 'README.txt', 'LICENSE.txt']
 
 # test_source_root: The root path where tests are located.
 config.test_source_root = os.path.dirname(__file__)