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Change infrastructure to support constant folding across built-in functions, as required by 1.2 semantics. Partially fleshed out with min/max and some trig functions. Still have to complete all operations.

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git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@20806 e7fa87d3-cd2b-0410-9028-fcbf551c1848
This commit is contained in:
John Kessenich 2013-03-07 19:22:07 +00:00
parent 3f3e0ad3ad
commit 53fb465729
14 changed files with 737 additions and 481 deletions
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7
glslang/MachineIndependent/localintermediate.h
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@ -63,14 +63,17 @@ public:
bool canImplicitlyPromote(TBasicType from, TBasicType to);
TIntermAggregate* growAggregate(TIntermNode* left, TIntermNode* right, TSourceLoc);
TIntermAggregate* makeAggregate(TIntermNode* node, TSourceLoc);
TIntermAggregate* setAggregateOperator(TIntermNode*, TOperator, TSourceLoc);
TIntermTyped* setAggregateOperator(TIntermNode*, TOperator, const TType& type, TSourceLoc);
bool areAllChildConst(TIntermAggregate* aggrNode);
TIntermTyped* fold(TIntermAggregate* aggrNode);
TIntermTyped* foldConstructor(TIntermAggregate* aggrNode);
TIntermNode* addSelection(TIntermTyped* cond, TIntermNodePair code, TSourceLoc);
TIntermTyped* addSelection(TIntermTyped* cond, TIntermTyped* trueBlock, TIntermTyped* falseBlock, TSourceLoc);
TIntermTyped* addComma(TIntermTyped* left, TIntermTyped* right, TSourceLoc);
TIntermTyped* addMethod(TIntermTyped*, const TType&, const TString*, TSourceLoc);
TIntermConstantUnion* addConstantUnion(constUnion*, const TType&, TSourceLoc);
TIntermTyped* promoteConstantUnion(TBasicType, TIntermConstantUnion*) ;
bool parseConstTree(TSourceLoc, TIntermNode*, constUnion*, TOperator, TSymbolTable&, TType, bool singleConstantParam = false);
bool parseConstTree(TSourceLoc, TIntermNode*, constUnion*, TOperator, TType, bool singleConstantParam = false);
TIntermNode* addLoop(TIntermNode*, TIntermTyped*, TIntermTyped*, bool testFirst, TSourceLoc);
TIntermBranch* addBranch(TOperator, TSourceLoc);
TIntermBranch* addBranch(TOperator, TIntermTyped*, TSourceLoc);