mirror of
https://github.com/libretro/dolphin
synced 2024-11-09 06:53:01 -05:00
690dee3533
This updates glslang to commit 4fc7a33910fb8e40b970d160e1b38ab3f67fe0f3 which is the current version listed in the known_good.json file for the version 1.2.131.2 of the Vulkan-ValidationLayers repo.
110 lines
3.5 KiB
C++
110 lines
3.5 KiB
C++
//
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// Copyright (C) 2016 Google, Inc.
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions
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// are met:
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//
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// Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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//
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// Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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//
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// Neither the name of Google, Inc., nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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// COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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//
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// This holds context specific to the HLSL scanner, which
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// sits between the preprocessor scanner and HLSL parser.
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//
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#ifndef HLSLSCANCONTEXT_H_
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#define HLSLSCANCONTEXT_H_
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#include "../glslang/MachineIndependent/ParseHelper.h"
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#include "hlslTokens.h"
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namespace glslang {
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class TPpContext;
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class TPpToken;
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//
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// Everything needed to fully describe a token.
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//
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struct HlslToken {
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HlslToken() : string(nullptr) { loc.init(); }
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TSourceLoc loc; // location of token in the source
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EHlslTokenClass tokenClass; // what kind of token it is
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union { // what data the token holds
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glslang::TString *string; // for identifiers
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int i; // for literals
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unsigned int u;
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bool b;
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double d;
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};
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};
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//
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// The state of scanning and translating raw tokens to slightly richer
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// semantics, like knowing if an identifier is an existing symbol, or
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// user-defined type.
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//
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class HlslScanContext {
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public:
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HlslScanContext(TParseContextBase& parseContext, TPpContext& ppContext)
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: parseContext(parseContext), ppContext(ppContext) { }
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virtual ~HlslScanContext() { }
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static void fillInKeywordMap();
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static void deleteKeywordMap();
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void tokenize(HlslToken&);
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glslang::TBuiltInVariable mapSemantic(const char*);
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protected:
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HlslScanContext(HlslScanContext&);
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HlslScanContext& operator=(HlslScanContext&);
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EHlslTokenClass tokenizeClass(HlslToken&);
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EHlslTokenClass tokenizeIdentifier();
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EHlslTokenClass identifierOrType();
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EHlslTokenClass reservedWord();
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EHlslTokenClass identifierOrReserved(bool reserved);
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EHlslTokenClass nonreservedKeyword(int version);
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TParseContextBase& parseContext;
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TPpContext& ppContext;
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TSourceLoc loc;
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TPpToken* ppToken;
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HlslToken* parserToken;
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const char* tokenText;
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EHlslTokenClass keyword;
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};
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} // end namespace glslang
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#endif // HLSLSCANCONTEXT_H_
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