The Tor Browser: gfx/angle/src/compiler/localintermediate.h@141e0f1194b1

     1 //

     2 // Copyright (c) 2002-2010 The ANGLE Project Authors. All rights reserved.

     3 // Use of this source code is governed by a BSD-style license that can be

     4 // found in the LICENSE file.

     5 //

     7 #ifndef _LOCAL_INTERMEDIATE_INCLUDED_

     8 #define _LOCAL_INTERMEDIATE_INCLUDED_

    10 #include "GLSLANG/ShaderLang.h"

    11 #include "compiler/intermediate.h"

    12 #include "compiler/SymbolTable.h"

    14 struct TVectorFields {

    15     int offsets[4];

    16     int num;

    17 };

    19 //

    20 // Set of helper functions to help parse and build the tree.

    21 //

    22 class TInfoSink;

    23 class TIntermediate {

    24 public:

    25     POOL_ALLOCATOR_NEW_DELETE();

    26     TIntermediate(TInfoSink& i) : infoSink(i) { }

    28     TIntermSymbol* addSymbol(int Id, const TString&, const TType&, const TSourceLoc&);

    29     TIntermTyped* addConversion(TOperator, const TType&, TIntermTyped*);

    30     TIntermTyped* addBinaryMath(TOperator op, TIntermTyped* left, TIntermTyped* right, const TSourceLoc&, TSymbolTable&);

    31     TIntermTyped* addAssign(TOperator op, TIntermTyped* left, TIntermTyped* right, const TSourceLoc&);

    32     TIntermTyped* addIndex(TOperator op, TIntermTyped* base, TIntermTyped* index, const TSourceLoc&);

    33     TIntermTyped* addUnaryMath(TOperator op, TIntermNode* child, const TSourceLoc&, TSymbolTable&);

    34     TIntermAggregate* growAggregate(TIntermNode* left, TIntermNode* right, const TSourceLoc&);

    35     TIntermAggregate* makeAggregate(TIntermNode* node, const TSourceLoc&);

    36     TIntermAggregate* setAggregateOperator(TIntermNode*, TOperator, const TSourceLoc&);

    37     TIntermNode*  addSelection(TIntermTyped* cond, TIntermNodePair code, const TSourceLoc&);

    38     TIntermTyped* addSelection(TIntermTyped* cond, TIntermTyped* trueBlock, TIntermTyped* falseBlock, const TSourceLoc&);

    39     TIntermTyped* addComma(TIntermTyped* left, TIntermTyped* right, const TSourceLoc&);

    40     TIntermConstantUnion* addConstantUnion(ConstantUnion*, const TType&, const TSourceLoc&);

    41     TIntermTyped* promoteConstantUnion(TBasicType, TIntermConstantUnion*) ;

    42     bool parseConstTree(const TSourceLoc&, TIntermNode*, ConstantUnion*, TOperator, TSymbolTable&, TType, bool singleConstantParam = false);

    43     TIntermNode* addLoop(TLoopType, TIntermNode*, TIntermTyped*, TIntermTyped*, TIntermNode*, const TSourceLoc&);

    44     TIntermBranch* addBranch(TOperator, const TSourceLoc&);

    45     TIntermBranch* addBranch(TOperator, TIntermTyped*, const TSourceLoc&);

    46     TIntermTyped* addSwizzle(TVectorFields&, const TSourceLoc&);

    47     bool postProcess(TIntermNode*);

    48     void remove(TIntermNode*);

    49     void outputTree(TIntermNode*);

    51 private:

    52     void operator=(TIntermediate&); // prevent assignments

    54     TInfoSink& infoSink;

    55 };

    57 #endif // _LOCAL_INTERMEDIATE_INCLUDED_

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