Sketch .td file and build system goop for OptTable based clang-cc options.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@89330 91177308-0d34-0410-b5e6-96231b3b80d8

include/clang/Driver/CC1Options.h

@@ -0,0 +1,34 @@
+//===--- CC1Options.h - Clang CC1 Options Table -----------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef CLANG_DRIVER_CC1OPTIONS_H
+#define CLANG_DRIVER_CC1OPTIONS_H
+
+namespace clang {
+namespace driver {
+  class OptTable;
+
+namespace cc1options {
+  enum ID {
+    OPT_INVALID = 0, // This is not an option ID.
+    OPT_INPUT,       // Reserved ID for input option.
+    OPT_UNKNOWN,     // Reserved ID for unknown option.
+#define OPTION(NAME, ID, KIND, GROUP, ALIAS, FLAGS, PARAM, \
+               HELPTEXT, METAVAR) OPT_##ID,
+#include "clang/Driver/CC1Options.inc"
+    LastOption
+#undef OPTION
+  };
+}
+
+  OptTable *createCC1OptTable();
+}
+}
+
+#endif

include/clang/Driver/CC1Options.td

@@ -0,0 +1,26 @@
+//===--- CC1Options.td - Options for clang -cc1 ---------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+//  This file defines the options accepted by clang -cc1.
+//
+//===----------------------------------------------------------------------===//
+
+// Include the common option parsing interfaces.
+include "OptParser.td"
+
+// Target Options
+
+def target_abi : Separate<"-target-abi">,
+  HelpText<"Target a particular ABI type">;
+def target_cpu : Separate<"-mcpu">,
+  HelpText<"Target a specific cpu type (-mcpu=help for details)">;
+def target_features : Separate<"-target-feature">,
+  HelpText<"Target specific attributes">;
+def target_triple : Separate<"-triple">,
+  HelpText<"Specify target triple (e.g. i686-apple-darwin9)">;

include/clang/Driver/CMakeLists.txt

@@ -3,3 +3,9 @@ tablegen(Options.inc
          -gen-opt-parser-defs)
 add_custom_target(ClangDriverOptions
   DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/Options.inc)
+
+set(LLVM_TARGET_DEFINITIONS CC1Options.td)
+tablegen(CC1Options.inc
+         -gen-opt-parser-defs)
+add_custom_target(ClangCC1Options
+  DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/CC1Options.inc)

include/clang/Driver/Makefile

@@ -1,5 +1,5 @@
 LEVEL = ../../../../..
-BUILT_SOURCES = Options.inc
+BUILT_SOURCES = Options.inc CC1Options.inc
 
 TABLEGEN_INC_FILES_COMMON = 1
 
@@ -9,4 +9,8 @@ $(ObjDir)/Options.inc.tmp : Options.td OptParser.td $(ObjDir)/.dir
 	$(Echo) "Building Clang Driver Option tables with tblgen"
 	$(Verb) $(TableGen) -gen-opt-parser-defs -o $(call SYSPATH, $@) $<
 
+$(ObjDir)/CC1Options.inc.tmp : CC1Options.td OptParser.td $(ObjDir)/.dir
+	$(Echo) "Building Clang CC1 Option tables with tblgen"
+	$(Verb) $(TableGen) -gen-opt-parser-defs -o $(call SYSPATH, $@) $<
+
 

lib/Driver/CC1Options.cpp

@@ -0,0 +1,43 @@
+//===--- CC1Options.cpp - Clang CC1 Options Table -----------------------*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "clang/Driver/CC1Options.h"
+#include "clang/Driver/OptTable.h"
+#include "clang/Driver/Option.h"
+
+using namespace clang::driver;
+using namespace clang::driver::options;
+using namespace clang::driver::cc1options;
+
+static OptTable::Info CC1InfoTable[] = {
+  // The InputOption info
+  { "<input>", 0, 0, Option::InputClass, DriverOption, 0, OPT_INVALID, OPT_INVALID },
+  // The UnknownOption info
+  { "<unknown>", 0, 0, Option::UnknownClass, 0, 0, OPT_INVALID, OPT_INVALID },
+
+#define OPTION(NAME, ID, KIND, GROUP, ALIAS, FLAGS, PARAM, \
+               HELPTEXT, METAVAR)   \
+  { NAME, HELPTEXT, METAVAR, Option::KIND##Class, FLAGS, PARAM, \
+    OPT_##GROUP, OPT_##ALIAS },
+#include "clang/Driver/CC1Options.inc"
+};
+
+namespace {
+
+class CC1OptTable : public OptTable {
+public:
+  CC1OptTable()
+    : OptTable(CC1InfoTable, sizeof(CC1InfoTable) / sizeof(CC1InfoTable[0])) {}
+};
+
+}
+
+OptTable *clang::driver::createCC1OptTable() {
+  return new CC1OptTable();
+}

lib/Driver/CMakeLists.txt

@@ -4,6 +4,7 @@ add_clang_library(clangDriver
   Action.cpp
   Arg.cpp
   ArgList.cpp
+  CC1Options.cpp
   Compilation.cpp
   Driver.cpp
   DriverOptions.cpp