llvm-project/mlir/lib/Parser/TokenKinds.def

//===- TokenKinds.def - MLIR Token Description ------------------*- C++ -*-===//
//
// Copyright 2019 The MLIR Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// =============================================================================
//
// This file is intended to be #include'd multiple times to extract information
// about tokens for various clients in the lexer.
//
//===----------------------------------------------------------------------===//

#if !defined(TOK_MARKER) && !defined(TOK_IDENTIFIER) && !defined(TOK_LITERAL)&&\
    !defined(TOK_PUNCTUATION) && !defined(TOK_OPERATOR) && !defined(TOK_KEYWORD)
#  error Must define one of the TOK_ macros.
#endif

#ifndef TOK_MARKER
#define TOK_MARKER(X)
#endif
#ifndef TOK_IDENTIFIER
#define TOK_IDENTIFIER(NAME)
#endif
#ifndef TOK_LITERAL
#define TOK_LITERAL(NAME)
#endif
#ifndef TOK_PUNCTUATION
#define TOK_PUNCTUATION(NAME, SPELLING)
#endif
#ifndef TOK_OPERATOR
#define TOK_OPERATOR(NAME, SPELLING)
#endif
#ifndef TOK_KEYWORD
#define TOK_KEYWORD(SPELLING)
#endif


// Markers
TOK_MARKER(eof)
TOK_MARKER(error)

// Identifiers.
TOK_IDENTIFIER(bare_identifier)         // foo
TOK_IDENTIFIER(at_identifier)           // @foo
TOK_IDENTIFIER(affine_map_identifier)   // #foo
// TODO: @@foo, etc.

// Literals
TOK_LITERAL(integer)                    // 42
TOK_LITERAL(string)                     // "foo"
TOK_LITERAL(inttype)                    // i421

// Punctuation.
TOK_PUNCTUATION(arrow,            "->")
TOK_PUNCTUATION(colon,            ":")
TOK_PUNCTUATION(comma,            ",")
TOK_PUNCTUATION(question,         "?")
TOK_PUNCTUATION(questionquestion, "??")
TOK_PUNCTUATION(l_paren,          "(")
TOK_PUNCTUATION(r_paren,          ")")
TOK_PUNCTUATION(l_brace,          "{")
TOK_PUNCTUATION(r_brace,          "}")
TOK_PUNCTUATION(l_bracket,        "[")
TOK_PUNCTUATION(r_bracket,        "]")
TOK_PUNCTUATION(less,             "<")
TOK_PUNCTUATION(greater,          ">")
TOK_PUNCTUATION(equal,            "=")
// TODO: More punctuation.

// Operators.
TOK_OPERATOR(plus,               "+")
TOK_OPERATOR(star,               "*")
TOK_OPERATOR(ceildiv,            "ceildiv")
TOK_OPERATOR(floordiv,           "floordiv")
// TODO: More operator tokens

// Keywords.  These turn "foo" into Token::kw_foo enums.
TOK_KEYWORD(affineint)
TOK_KEYWORD(bf16)
TOK_KEYWORD(br)
TOK_KEYWORD(cfgfunc)
TOK_KEYWORD(extfunc)
TOK_KEYWORD(f16)
TOK_KEYWORD(f32)
TOK_KEYWORD(f64)
TOK_KEYWORD(memref)
TOK_KEYWORD(mlfunc)
TOK_KEYWORD(return)
TOK_KEYWORD(tensor)
TOK_KEYWORD(vector)

#undef TOK_MARKER
#undef TOK_IDENTIFIER
#undef TOK_LITERAL
#undef TOK_PUNCTUATION
#undef TOK_OPERATOR
#undef TOK_KEYWORD