6024e5c395
clang 20.0.0 (based on r547379) from build 12806354. Bug: http://b/379133546 Test: N/A Change-Id: I2eb8938af55d809de674be63cb30cf27e801862b Upstream-Commit: ad834e67b1105d15ef907f6255d4c96e8e733f57
139 lines
4.5 KiB
C++
139 lines
4.5 KiB
C++
//===--- TokenKinds.h - Enum values for C Token Kinds -----------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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///
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/// \file
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/// Defines the clang::TokenKind enum and support functions.
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///
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_BASIC_TOKENKINDS_H
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#define LLVM_CLANG_BASIC_TOKENKINDS_H
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#include "llvm/ADT/DenseMapInfo.h"
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#include "llvm/Support/Compiler.h"
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namespace clang {
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namespace tok {
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/// Provides a simple uniform namespace for tokens from all C languages.
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enum TokenKind : unsigned short {
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#define TOK(X) X,
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#include "clang/Basic/TokenKinds.def"
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NUM_TOKENS
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};
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/// Provides a namespace for preprocessor keywords which start with a
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/// '#' at the beginning of the line.
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enum PPKeywordKind {
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#define PPKEYWORD(X) pp_##X,
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#include "clang/Basic/TokenKinds.def"
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NUM_PP_KEYWORDS
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};
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/// Provides a namespace for Objective-C keywords which start with
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/// an '@'.
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enum ObjCKeywordKind {
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#define OBJC_AT_KEYWORD(X) objc_##X,
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#include "clang/Basic/TokenKinds.def"
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NUM_OBJC_KEYWORDS
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};
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/// Provides a namespace for notable identifers such as float_t and
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/// double_t.
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enum NotableIdentifierKind {
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#define NOTABLE_IDENTIFIER(X) X,
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#include "clang/Basic/TokenKinds.def"
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NUM_NOTABLE_IDENTIFIERS
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};
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/// Defines the possible values of an on-off-switch (C99 6.10.6p2).
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enum OnOffSwitch {
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OOS_ON, OOS_OFF, OOS_DEFAULT
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};
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/// Determines the name of a token as used within the front end.
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///
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/// The name of a token will be an internal name (such as "l_square")
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/// and should not be used as part of diagnostic messages.
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const char *getTokenName(TokenKind Kind) LLVM_READNONE;
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/// Determines the spelling of simple punctuation tokens like
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/// '!' or '%', and returns NULL for literal and annotation tokens.
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///
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/// This routine only retrieves the "simple" spelling of the token,
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/// and will not produce any alternative spellings (e.g., a
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/// digraph). For the actual spelling of a given Token, use
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/// Preprocessor::getSpelling().
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const char *getPunctuatorSpelling(TokenKind Kind) LLVM_READNONE;
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/// Determines the spelling of simple keyword and contextual keyword
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/// tokens like 'int' and 'dynamic_cast'. Returns NULL for other token kinds.
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const char *getKeywordSpelling(TokenKind Kind) LLVM_READNONE;
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/// Returns the spelling of preprocessor keywords, such as "else".
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const char *getPPKeywordSpelling(PPKeywordKind Kind) LLVM_READNONE;
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/// Return true if this is a raw identifier or an identifier kind.
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inline bool isAnyIdentifier(TokenKind K) {
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return (K == tok::identifier) || (K == tok::raw_identifier);
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}
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/// Return true if this is a C or C++ string-literal (or
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/// C++11 user-defined-string-literal) token.
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inline bool isStringLiteral(TokenKind K) {
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return K == tok::string_literal || K == tok::wide_string_literal ||
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K == tok::utf8_string_literal || K == tok::utf16_string_literal ||
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K == tok::utf32_string_literal;
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}
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/// Return true if this is a "literal" kind, like a numeric
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/// constant, string, etc.
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inline bool isLiteral(TokenKind K) {
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return K == tok::numeric_constant || K == tok::char_constant ||
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K == tok::wide_char_constant || K == tok::utf8_char_constant ||
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K == tok::utf16_char_constant || K == tok::utf32_char_constant ||
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isStringLiteral(K) || K == tok::header_name || K == tok::binary_data;
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}
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/// Return true if this is any of tok::annot_* kinds.
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bool isAnnotation(TokenKind K);
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/// Return true if this is an annotation token representing a pragma.
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bool isPragmaAnnotation(TokenKind K);
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inline constexpr bool isRegularKeywordAttribute(TokenKind K) {
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return (false
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#define KEYWORD_ATTRIBUTE(X, ...) || (K == tok::kw_##X)
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#include "clang/Basic/RegularKeywordAttrInfo.inc"
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);
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}
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} // end namespace tok
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} // end namespace clang
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namespace llvm {
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template <> struct DenseMapInfo<clang::tok::PPKeywordKind> {
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static inline clang::tok::PPKeywordKind getEmptyKey() {
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return clang::tok::PPKeywordKind::pp_not_keyword;
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}
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static inline clang::tok::PPKeywordKind getTombstoneKey() {
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return clang::tok::PPKeywordKind::NUM_PP_KEYWORDS;
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}
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static unsigned getHashValue(const clang::tok::PPKeywordKind &Val) {
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return static_cast<unsigned>(Val);
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}
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static bool isEqual(const clang::tok::PPKeywordKind &LHS,
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const clang::tok::PPKeywordKind &RHS) {
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return LHS == RHS;
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}
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};
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} // namespace llvm
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#endif
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