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HLSL: Translate directive [flatten] and [branch] to SPV control mask.

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This commit is contained in:
Rex Xu 2017-07-04 23:23:40 +08:00
parent 423fae4858
commit 57e65929e4
15 changed files with 92 additions and 35 deletions
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7
glslang/MachineIndependent/Intermediate.cpp
View file

@ -1614,7 +1614,7 @@ TIntermAggregate* TIntermediate::makeAggregate(const TSourceLoc& loc)
//
// Returns the selection node created.
//
TIntermTyped* TIntermediate::addSelection(TIntermTyped* cond, TIntermNodePair nodePair, const TSourceLoc& loc)
TIntermTyped* TIntermediate::addSelection(TIntermTyped* cond, TIntermNodePair nodePair, const TSourceLoc& loc, TSelectionControl control)
{
//
// Don't prune the false path for compile-time constants; it's needed
@ -1623,6 +1623,7 @@ TIntermTyped* TIntermediate::addSelection(TIntermTyped* cond, TIntermNodePair no
TIntermSelection* node = new TIntermSelection(cond, nodePair.node1, nodePair.node2);
node->setLoc(loc);
node->setSelectionControl(control);
return node;
}
@ -1665,12 +1666,12 @@ TIntermTyped* TIntermediate::addMethod(TIntermTyped* object, const TType& type,
//
// Returns the selection node created, or nullptr if one could not be.
//
TIntermTyped* TIntermediate::addSelection(TIntermTyped* cond, TIntermTyped* trueBlock, TIntermTyped* falseBlock, const TSourceLoc& loc)
TIntermTyped* TIntermediate::addSelection(TIntermTyped* cond, TIntermTyped* trueBlock, TIntermTyped* falseBlock, const TSourceLoc& loc, TSelectionControl control)
{
// If it's void, go to the if-then-else selection()
if (trueBlock->getBasicType() == EbtVoid && falseBlock->getBasicType() == EbtVoid) {
TIntermNodePair pair = { trueBlock, falseBlock };
return addSelection(cond, pair, loc);
return addSelection(cond, pair, loc, control);
}
//

4
glslang/MachineIndependent/localintermediate.h
View file

@ -276,8 +276,8 @@ public:
TIntermAggregate* makeAggregate(const TSourceLoc&);
TIntermTyped* setAggregateOperator(TIntermNode*, TOperator, const TType& type, TSourceLoc);
bool areAllChildConst(TIntermAggregate* aggrNode);
TIntermTyped* addSelection(TIntermTyped* cond, TIntermNodePair code, const TSourceLoc&);
TIntermTyped* addSelection(TIntermTyped* cond, TIntermTyped* trueBlock, TIntermTyped* falseBlock, const TSourceLoc&);
TIntermTyped* addSelection(TIntermTyped* cond, TIntermNodePair code, const TSourceLoc&, TSelectionControl = ESelectionControlNone);
TIntermTyped* addSelection(TIntermTyped* cond, TIntermTyped* trueBlock, TIntermTyped* falseBlock, const TSourceLoc&, TSelectionControl = ESelectionControlNone);
TIntermTyped* addComma(TIntermTyped* left, TIntermTyped* right, const TSourceLoc&);
TIntermTyped* addMethod(TIntermTyped*, const TType&, const TString*, const TSourceLoc&);
TIntermConstantUnion* addConstantUnion(const TConstUnionArray&, const TType&, const TSourceLoc&, bool literal = false) const;