1 files changed, 191 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/compiler/translator/QualifierTypes.h b/src/3rdparty/angle/src/compiler/translator/QualifierTypes.h
new file mode 100644
index 0000000000..10bdeed89d
--- /dev/null
+++ b/src/3rdparty/angle/src/compiler/translator/QualifierTypes.h
@@ -0,0 +1,191 @@
+//
+// Copyright (c) 2002-2016 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_QUALIFIER_TYPES_H_
+#define COMPILER_TRANSLATOR_QUALIFIER_TYPES_H_
+
+#include "common/angleutils.h"
+#include "compiler/translator/BaseTypes.h"
+#include "compiler/translator/Types.h"
+
+namespace sh
+{
+class TDiagnostics;
+
+TLayoutQualifier JoinLayoutQualifiers(TLayoutQualifier leftQualifier,
+                                      TLayoutQualifier rightQualifier,
+                                      const TSourceLoc &rightQualifierLocation,
+                                      TDiagnostics *diagnostics);
+
+enum TQualifierType
+{
+    QtInvariant,
+    QtInterpolation,
+    QtLayout,
+    QtStorage,
+    QtPrecision,
+    QtMemory
+};
+
+class TQualifierWrapperBase : angle::NonCopyable
+{
+  public:
+    POOL_ALLOCATOR_NEW_DELETE();
+    TQualifierWrapperBase(const TSourceLoc &line) : mLine(line) {}
+    virtual ~TQualifierWrapperBase(){};
+    virtual TQualifierType getType() const     = 0;
+    virtual TString getQualifierString() const = 0;
+    virtual unsigned int getRank() const       = 0;
+    const TSourceLoc &getLine() const { return mLine; }
+  private:
+    TSourceLoc mLine;
+};
+
+class TInvariantQualifierWrapper final : public TQualifierWrapperBase
+{
+  public:
+    TInvariantQualifierWrapper(const TSourceLoc &line) : TQualifierWrapperBase(line) {}
+    ~TInvariantQualifierWrapper() {}
+
+    TQualifierType getType() const { return QtInvariant; }
+    TString getQualifierString() const { return "invariant"; }
+    unsigned int getRank() const;
+};
+
+class TInterpolationQualifierWrapper final : public TQualifierWrapperBase
+{
+  public:
+    TInterpolationQualifierWrapper(TQualifier interpolationQualifier, const TSourceLoc &line)
+        : TQualifierWrapperBase(line), mInterpolationQualifier(interpolationQualifier)
+    {
+    }
+    ~TInterpolationQualifierWrapper() {}
+
+    TQualifierType getType() const { return QtInterpolation; }
+    TString getQualifierString() const { return sh::getQualifierString(mInterpolationQualifier); }
+    TQualifier getQualifier() const { return mInterpolationQualifier; }
+    unsigned int getRank() const;
+
+  private:
+    TQualifier mInterpolationQualifier;
+};
+
+class TLayoutQualifierWrapper final : public TQualifierWrapperBase
+{
+  public:
+    TLayoutQualifierWrapper(TLayoutQualifier layoutQualifier, const TSourceLoc &line)
+        : TQualifierWrapperBase(line), mLayoutQualifier(layoutQualifier)
+    {
+    }
+    ~TLayoutQualifierWrapper() {}
+
+    TQualifierType getType() const { return QtLayout; }
+    TString getQualifierString() const { return "layout"; }
+    const TLayoutQualifier &getQualifier() const { return mLayoutQualifier; }
+    unsigned int getRank() const;
+
+  private:
+    TLayoutQualifier mLayoutQualifier;
+};
+
+class TStorageQualifierWrapper final : public TQualifierWrapperBase
+{
+  public:
+    TStorageQualifierWrapper(TQualifier storageQualifier, const TSourceLoc &line)
+        : TQualifierWrapperBase(line), mStorageQualifier(storageQualifier)
+    {
+    }
+    ~TStorageQualifierWrapper() {}
+
+    TQualifierType getType() const { return QtStorage; }
+    TString getQualifierString() const { return sh::getQualifierString(mStorageQualifier); }
+    TQualifier getQualifier() const { return mStorageQualifier; }
+    unsigned int getRank() const;
+
+  private:
+    TQualifier mStorageQualifier;
+};
+
+class TPrecisionQualifierWrapper final : public TQualifierWrapperBase
+{
+  public:
+    TPrecisionQualifierWrapper(TPrecision precisionQualifier, const TSourceLoc &line)
+        : TQualifierWrapperBase(line), mPrecisionQualifier(precisionQualifier)
+    {
+    }
+    ~TPrecisionQualifierWrapper() {}
+
+    TQualifierType getType() const { return QtPrecision; }
+    TString getQualifierString() const { return sh::getPrecisionString(mPrecisionQualifier); }
+    TPrecision getQualifier() const { return mPrecisionQualifier; }
+    unsigned int getRank() const;
+
+  private:
+    TPrecision mPrecisionQualifier;
+};
+
+class TMemoryQualifierWrapper final : public TQualifierWrapperBase
+{
+  public:
+    TMemoryQualifierWrapper(TQualifier memoryQualifier, const TSourceLoc &line)
+        : TQualifierWrapperBase(line), mMemoryQualifier(memoryQualifier)
+    {
+    }
+    ~TMemoryQualifierWrapper() {}
+
+    TQualifierType getType() const { return QtMemory; }
+    TString getQualifierString() const { return sh::getQualifierString(mMemoryQualifier); }
+    TQualifier getQualifier() const { return mMemoryQualifier; }
+    unsigned int getRank() const;
+
+  private:
+    TQualifier mMemoryQualifier;
+};
+
+// TTypeQualifier tightly covers type_qualifier from the grammar
+struct TTypeQualifier
+{
+    // initializes all of the qualifiers and sets the scope
+    TTypeQualifier(TQualifier scope, const TSourceLoc &loc);
+
+    TLayoutQualifier layoutQualifier;
+    TMemoryQualifier memoryQualifier;
+    TPrecision precision;
+    TQualifier qualifier;
+    bool invariant;
+    TSourceLoc line;
+};
+
+// TTypeQualifierBuilder contains all of the qualifiers when type_qualifier gets parsed.
+// It is to be used to validate the qualifier sequence and build a TTypeQualifier from it.
+class TTypeQualifierBuilder : angle::NonCopyable
+{
+  public:
+    using QualifierSequence = TVector<const TQualifierWrapperBase *>;
+
+  public:
+    POOL_ALLOCATOR_NEW_DELETE();
+    TTypeQualifierBuilder(const TStorageQualifierWrapper *scope, int shaderVersion);
+    // Adds the passed qualifier to the end of the sequence.
+    void appendQualifier(const TQualifierWrapperBase *qualifier);
+    // Checks for the order of qualification and repeating qualifiers.
+    bool checkSequenceIsValid(TDiagnostics *diagnostics) const;
+    // Goes over the qualifier sequence and parses it to form a type qualifier for a function
+    // parameter.
+    // The returned object is initialized even if the parsing fails.
+    TTypeQualifier getParameterTypeQualifier(TDiagnostics *diagnostics) const;
+    // Goes over the qualifier sequence and parses it to form a type qualifier for a variable.
+    // The returned object is initialized even if the parsing fails.
+    TTypeQualifier getVariableTypeQualifier(TDiagnostics *diagnostics) const;
+
+  private:
+    QualifierSequence mQualifiers;
+    int mShaderVersion;
+};
+
+}  // namespace sh
+
+#endif  // COMPILER_TRANSLATOR_QUALIFIER_TYPES_H_