| // |
| // Copyright (c) 2002-2014 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_INTERMEDIATE_H_ |
| #define COMPILER_TRANSLATOR_INTERMEDIATE_H_ |
| |
| #include "compiler/translator/IntermNode.h" |
| |
| struct TVectorFields |
| { |
| int offsets[4]; |
| int num; |
| }; |
| |
| // |
| // Set of helper functions to help parse and build the tree. |
| // |
| class TInfoSink; |
| class TIntermediate |
| { |
| public: |
| POOL_ALLOCATOR_NEW_DELETE(); |
| TIntermediate(TInfoSink &i) |
| : mInfoSink(i) { } |
| |
| TIntermSymbol *addSymbol( |
| int id, const TString &, const TType &, const TSourceLoc &); |
| TIntermTyped *addIndex( |
| TOperator op, TIntermTyped *base, TIntermTyped *index, const TSourceLoc &); |
| TIntermTyped *addUnaryMath( |
| TOperator op, TIntermTyped *child, const TSourceLoc &line, const TType *funcReturnType); |
| TIntermAggregate *growAggregate( |
| TIntermNode *left, TIntermNode *right, const TSourceLoc &); |
| TIntermAggregate *makeAggregate(TIntermNode *node, const TSourceLoc &); |
| TIntermAggregate *ensureSequence(TIntermNode *node); |
| TIntermAggregate *setAggregateOperator(TIntermNode *, TOperator, const TSourceLoc &); |
| TIntermNode *addSelection(TIntermTyped *cond, TIntermNodePair code, const TSourceLoc &); |
| TIntermTyped *addSelection(TIntermTyped *cond, TIntermTyped *trueBlock, TIntermTyped *falseBlock, |
| const TSourceLoc &line); |
| TIntermSwitch *addSwitch( |
| TIntermTyped *init, TIntermAggregate *statementList, const TSourceLoc &line); |
| TIntermCase *addCase( |
| TIntermTyped *condition, const TSourceLoc &line); |
| TIntermTyped *addComma(TIntermTyped *left, |
| TIntermTyped *right, |
| const TSourceLoc &line, |
| int shaderVersion); |
| TIntermConstantUnion *addConstantUnion(const TConstantUnion *constantUnion, |
| const TType &type, |
| const TSourceLoc &line); |
| TIntermNode *addLoop(TLoopType, TIntermNode *, TIntermTyped *, TIntermTyped *, |
| TIntermNode *, const TSourceLoc &); |
| TIntermBranch *addBranch(TOperator, const TSourceLoc &); |
| TIntermBranch *addBranch(TOperator, TIntermTyped *, const TSourceLoc &); |
| TIntermTyped *addSwizzle(TVectorFields &, const TSourceLoc &); |
| TIntermAggregate *postProcess(TIntermNode *root); |
| |
| static void outputTree(TIntermNode *, TInfoSinkBase &); |
| |
| TIntermTyped *foldAggregateBuiltIn(TIntermAggregate *aggregate); |
| |
| private: |
| void operator=(TIntermediate &); // prevent assignments |
| |
| TInfoSink & mInfoSink; |
| }; |
| |
| #endif // COMPILER_TRANSLATOR_INTERMEDIATE_H_ |