1 //===--- DriverOptions.cpp - Driver Options Table -------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8
9 #include "clang/Driver/Options.h"
10 #include "llvm/ADT/STLExtras.h"
11 #include "llvm/Option/OptTable.h"
12 #include "llvm/Option/Option.h"
13 #include <cassert>
14
15 using namespace clang::driver;
16 using namespace clang::driver::options;
17 using namespace llvm::opt;
18
19 #define OPTTABLE_VALUES_CODE
20 #include "clang/Driver/Options.inc"
21 #undef OPTTABLE_VALUES_CODE
22
23 #define PREFIX(NAME, VALUE) \
24 static constexpr llvm::StringLiteral NAME##_init[] = VALUE; \
25 static constexpr llvm::ArrayRef<llvm::StringLiteral> NAME( \
26 NAME##_init, std::size(NAME##_init) - 1);
27 #include "clang/Driver/Options.inc"
28 #undef PREFIX
29
30 static constexpr const llvm::StringLiteral PrefixTable_init[] =
31 #define PREFIX_UNION(VALUES) VALUES
32 #include "clang/Driver/Options.inc"
33 #undef PREFIX_UNION
34 ;
35 static constexpr const llvm::ArrayRef<llvm::StringLiteral>
36 PrefixTable(PrefixTable_init, std::size(PrefixTable_init) - 1);
37
38 static constexpr OptTable::Info InfoTable[] = {
39 #define OPTION(PREFIX, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \
40 HELPTEXT, METAVAR, VALUES) \
41 {PREFIX, NAME, HELPTEXT, METAVAR, OPT_##ID, Option::KIND##Class, \
42 PARAM, FLAGS, OPT_##GROUP, OPT_##ALIAS, ALIASARGS, VALUES},
43 #include "clang/Driver/Options.inc"
44 #undef OPTION
45 };
46
47 namespace {
48
49 class DriverOptTable : public PrecomputedOptTable {
50 public:
DriverOptTable()51 DriverOptTable() : PrecomputedOptTable(InfoTable, PrefixTable) {}
52 };
53 }
54
getDriverOptTable()55 const llvm::opt::OptTable &clang::driver::getDriverOptTable() {
56 static DriverOptTable Table;
57 return Table;
58 }
59