kc3-lang/angle/src/compiler/translator/ValidateSwitch.h

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• Author : Jamie Madill
  Date : 2015-05-14 10:01:17
  Hash : 6e06b1f4
  Message : Make TParseContext a class, with private data. *re-land with build fix* BUG=angleproject:995 Change-Id: I67d3ded8f6c705b54fb372857e07ce1a86b58475 Reviewed-on: https://chromium-review.googlesource.com/271162 Tested-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Zhenyao Mo <zmo@chromium.org>

• src/compiler/translator/ValidateSwitch.h

• //
  // Copyright (c) 2002-2015 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  
  #ifndef COMPILER_TRANSLATOR_VALIDATESWITCH_H_
  #define COMPILER_TRANSLATOR_VALIDATESWITCH_H_
  
  #include "compiler/translator/IntermNode.h"
  
  class TParseContext;
  
  class ValidateSwitch : public TIntermTraverser
  {
    public:
      // Check for errors and output messages any remaining errors on the context.
      // Returns true if there are no errors.
      static bool validate(TBasicType switchType, TParseContext *context,
          TIntermAggregate *statementList, const TSourceLoc &loc);
  
      void visitSymbol(TIntermSymbol *) override;
      void visitConstantUnion(TIntermConstantUnion *) override;
      bool visitBinary(Visit, TIntermBinary *) override;
      bool visitUnary(Visit, TIntermUnary *) override;
      bool visitSelection(Visit visit, TIntermSelection *) override;
      bool visitSwitch(Visit, TIntermSwitch *) override;
      bool visitCase(Visit, TIntermCase *node) override;
      bool visitAggregate(Visit, TIntermAggregate *) override;
      bool visitLoop(Visit visit, TIntermLoop *) override;
      bool visitBranch(Visit, TIntermBranch *) override;
  
    private:
      ValidateSwitch(TBasicType switchType, TParseContext *context);
  
      bool validateInternal(const TSourceLoc &loc);
  
      TBasicType mSwitchType;
      TParseContext *mContext;
      bool mCaseTypeMismatch;
      bool mFirstCaseFound;
      bool mStatementBeforeCase;
      bool mLastStatementWasCase;
      int mControlFlowDepth;
      bool mCaseInsideControlFlow;
      int mDefaultCount;
      std::set<int> mCasesSigned;
      std::set<unsigned int> mCasesUnsigned;
      bool mDuplicateCases;
  };
  
  #endif // COMPILER_TRANSLATOR_VALIDATESWITCH_H_