1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/angle/src/compiler/preprocessor/DirectiveParser.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,82 @@
1.4 +//
1.5 +// Copyright (c) 2012 The ANGLE Project Authors. All rights reserved.
1.6 +// Use of this source code is governed by a BSD-style license that can be
1.7 +// found in the LICENSE file.
1.8 +//
1.9 +
1.10 +#ifndef COMPILER_PREPROCESSOR_DIRECTIVE_PARSER_H_
1.11 +#define COMPILER_PREPROCESSOR_DIRECTIVE_PARSER_H_
1.12 +
1.13 +#include "Lexer.h"
1.14 +#include "Macro.h"
1.15 +#include "pp_utils.h"
1.16 +#include "SourceLocation.h"
1.17 +
1.18 +namespace pp
1.19 +{
1.20 +
1.21 +class Diagnostics;
1.22 +class DirectiveHandler;
1.23 +class Tokenizer;
1.24 +
1.25 +class DirectiveParser : public Lexer
1.26 +{
1.27 + public:
1.28 + DirectiveParser(Tokenizer* tokenizer,
1.29 + MacroSet* macroSet,
1.30 + Diagnostics* diagnostics,
1.31 + DirectiveHandler* directiveHandler);
1.32 +
1.33 + virtual void lex(Token* token);
1.34 +
1.35 + private:
1.36 + PP_DISALLOW_COPY_AND_ASSIGN(DirectiveParser);
1.37 +
1.38 + void parseDirective(Token* token);
1.39 + void parseDefine(Token* token);
1.40 + void parseUndef(Token* token);
1.41 + void parseIf(Token* token);
1.42 + void parseIfdef(Token* token);
1.43 + void parseIfndef(Token* token);
1.44 + void parseElse(Token* token);
1.45 + void parseElif(Token* token);
1.46 + void parseEndif(Token* token);
1.47 + void parseError(Token* token);
1.48 + void parsePragma(Token* token);
1.49 + void parseExtension(Token* token);
1.50 + void parseVersion(Token* token);
1.51 + void parseLine(Token* token);
1.52 +
1.53 + bool skipping() const;
1.54 + void parseConditionalIf(Token* token);
1.55 + int parseExpressionIf(Token* token);
1.56 + int parseExpressionIfdef(Token* token);
1.57 +
1.58 + struct ConditionalBlock
1.59 + {
1.60 + std::string type;
1.61 + SourceLocation location;
1.62 + bool skipBlock;
1.63 + bool skipGroup;
1.64 + bool foundValidGroup;
1.65 + bool foundElseGroup;
1.66 +
1.67 + ConditionalBlock() :
1.68 + skipBlock(false),
1.69 + skipGroup(false),
1.70 + foundValidGroup(false),
1.71 + foundElseGroup(false)
1.72 + {
1.73 + }
1.74 + };
1.75 + bool mPastFirstStatement;
1.76 + std::vector<ConditionalBlock> mConditionalStack;
1.77 + Tokenizer* mTokenizer;
1.78 + MacroSet* mMacroSet;
1.79 + Diagnostics* mDiagnostics;
1.80 + DirectiveHandler* mDirectiveHandler;
1.81 +};
1.82 +
1.83 +} // namespace pp
1.84 +#endif // COMPILER_PREPROCESSOR_DIRECTIVE_PARSER_H_
1.85 +
