Esempio n. 1
0
//
// Add one node as the parent of another that it operates on.
//
// Returns the added node.
//
TIntermTyped *TIntermediate::addUnaryMath(
    TOperator op, TIntermTyped *child, const TSourceLoc &line, const TType *funcReturnType)
{
    TIntermConstantUnion *childTempConstant = 0;
    if (child->getAsConstantUnion())
        childTempConstant = child->getAsConstantUnion();

    //
    // Make a new node for the operator.
    //
    TIntermUnary *node = new TIntermUnary(op);
    node->setLine(line);
    node->setOperand(child);
    node->promote(funcReturnType);

    if (childTempConstant)
    {
        TIntermTyped *newChild = childTempConstant->fold(op, nullptr, mInfoSink);

        if (newChild)
            return newChild;
    }

    return node;
}
Esempio n. 2
0
//
// Add one node as the parent of another that it operates on.
//
// Returns the added node.
//
TIntermTyped *TIntermediate::addUnaryMath(
    TOperator op, TIntermTyped *child, const TSourceLoc &line)
{
    TIntermConstantUnion *childTempConstant = 0;
    if (child->getAsConstantUnion())
        childTempConstant = child->getAsConstantUnion();

    //
    // Make a new node for the operator.
    //
    TIntermUnary *node = new TIntermUnary(op);
    node->setLine(line);
    node->setOperand(child);

    if (!node->promote(mInfoSink))
        return 0;

    switch (op)
    {
      case EOpFloatBitsToInt:
      case EOpFloatBitsToUint:
      case EOpIntBitsToFloat:
      case EOpUintBitsToFloat:
      case EOpPackSnorm2x16:
      case EOpPackUnorm2x16:
      case EOpPackHalf2x16:
      case EOpUnpackSnorm2x16:
      case EOpUnpackUnorm2x16:
        node->getTypePointer()->setPrecision(EbpHigh);
        break;
      case EOpUnpackHalf2x16:
        node->getTypePointer()->setPrecision(EbpMedium);
        break;
      default:
        break;
    }

    if (childTempConstant)
    {
        TIntermTyped *newChild = childTempConstant->fold(op, 0, mInfoSink);

        if (newChild)
            return newChild;
    }

    return node;
}
Esempio n. 3
0
//
// Add one node as the parent of another that it operates on.
//
// Returns the added node.
//
TIntermTyped *TIntermediate::addUnaryMath(
    TOperator op, TIntermTyped *child, const TSourceLoc &line, const TType *funcReturnType)
{
    //
    // Make a new node for the operator.
    //
    TIntermUnary *node = new TIntermUnary(op);
    node->setLine(line);
    node->setOperand(child);
    node->promote(funcReturnType);

    TIntermTyped *foldedNode = node->fold(mInfoSink);
    if (foldedNode)
        return foldedNode;

    return node;
}
Esempio n. 4
0
//
// Add one node as the parent of another that it operates on.
//
// Returns the added node.
//
TIntermTyped *TIntermediate::addUnaryMath(
    TOperator op, TIntermNode *childNode, const TSourceLoc &line)
{
    TIntermUnary *node;
    TIntermTyped *child = childNode->getAsTyped();

    if (child == NULL)
    {
        mInfoSink.info.message(EPrefixInternalError, line,
                               "Bad type in AddUnaryMath");
        return NULL;
    }

    switch (op)
    {
      case EOpLogicalNot:
        if (child->getType().getBasicType() != EbtBool ||
            child->getType().isMatrix() ||
            child->getType().isArray() ||
            child->getType().isVector())
        {
            return NULL;
        }
        break;

      case EOpPostIncrement:
      case EOpPreIncrement:
      case EOpPostDecrement:
      case EOpPreDecrement:
      case EOpNegative:
      case EOpPositive:
        if (child->getType().getBasicType() == EbtStruct ||
            child->getType().isArray())
        {
            return NULL;
        }
      default:
        break;
    }

    TIntermConstantUnion *childTempConstant = 0;
    if (child->getAsConstantUnion())
        childTempConstant = child->getAsConstantUnion();

    //
    // Make a new node for the operator.
    //
    node = new TIntermUnary(op);
    node->setLine(line);
    node->setOperand(child);

    if (!node->promote(mInfoSink))
        return 0;

    if (childTempConstant)
    {
        TIntermTyped *newChild = childTempConstant->fold(op, 0, mInfoSink);

        if (newChild)
            return newChild;
    }

    return node;
}
Esempio n. 5
0
// Add one node as the parent of another that it operates on.
TIntermTyped* ir_add_unary_math(TOperator op, TIntermNode* childNode, TSourceLoc line, TParseContext& ctx)
{
   TIntermUnary* node;
   TIntermTyped* child = childNode->getAsTyped();

   if (child == 0)
   {
      ctx.infoSink.info.message(EPrefixInternalError, "Bad type in AddUnaryMath", line);
      return 0;
   }

   switch (op)
   {
   case EOpLogicalNot:
      if (!child->isScalar())
         return 0;
      break;

   case EOpPostIncrement:
   case EOpPreIncrement:
   case EOpPostDecrement:
   case EOpPreDecrement:
   case EOpNegative:
      if (child->getType().getBasicType() == EbtStruct || child->getType().isArray())
         return 0;
   default: break;
   }

   //
   // Do we need to promote the operand?
   //
   // Note: Implicit promotions were removed from the language.
   //
   TBasicType newType = EbtVoid;
   switch (op)
   {
   case EOpConstructInt:   newType = EbtInt;   break;
   case EOpConstructBool:  newType = EbtBool;  break;
   case EOpConstructFloat: newType = EbtFloat; break;
   case EOpLogicalNot:     newType = EbtBool; break;
   default: break;
   }

   if (newType != EbtVoid)
   {
      child = ir_add_conversion(op, TType(newType, child->getPrecision(), EvqTemporary, child->getColsCount(), child->getRowsCount(), 
                                      child->isMatrix(), 
                                      child->isArray()),
                            child, ctx.infoSink);
      if (child == 0)
         return 0;
   }

   //
   // For constructors, we are now done, it's all in the conversion.
   //
   switch (op)
   {
   case EOpConstructInt:
   case EOpConstructBool:
   case EOpConstructFloat:
      return child;
   default: break;
   }

   TIntermConstant* childConst = child->getAsConstant();

   //
   // Make a new node for the operator.
   //
   node = new TIntermUnary(op);
   if (line.line == 0)
      line = child->getLine();
   node->setLine(line);
   node->setOperand(child);

   if (! node->promote(ctx))
      return 0;
	
	
	//
	// See if we can fold constants
	
	if (childConst)
	{
		TIntermConstant* FoldUnaryConstantExpression(TOperator op, TIntermConstant* node);
		TIntermConstant* res = FoldUnaryConstantExpression(node->getOp(), childConst);
		if (res)
		{
			delete node;
			return res;
		}
	}
	

	return node;
}
Esempio n. 6
0
//
// Add one node as the parent of another that it operates on.
//
// Returns the added node.
//
TIntermTyped* TIntermediate::addUnaryMath(TOperator op, TIntermNode* childNode, TSourceLoc line, TSymbolTable& symbolTable)
{
    TIntermUnary* node;
    TIntermTyped* child = childNode->getAsTyped();

    if (child == 0) {
        infoSink.info.message(EPrefixInternalError, "Bad type in AddUnaryMath", line);
        return 0;
    }

    switch (op) {
        case EOpLogicalNot:
            if (child->getType().getBasicType() != EbtBool || child->getType().isMatrix() || child->getType().isArray() || child->getType().isVector()) {
                return 0;
            }
            break;

        case EOpPostIncrement:
        case EOpPreIncrement:
        case EOpPostDecrement:
        case EOpPreDecrement:
        case EOpNegative:
            if (child->getType().getBasicType() == EbtStruct || child->getType().isArray())
                return 0;
        default: break;
    }

    //
    // Do we need to promote the operand?
    //
    // Note: Implicit promotions were removed from the language.
    //
    TBasicType newType = EbtVoid;
    switch (op) {
        case EOpConstructInt:   newType = EbtInt;   break;
        case EOpConstructBool:  newType = EbtBool;  break;
        case EOpConstructFloat: newType = EbtFloat; break;
        default: break;
    }

    if (newType != EbtVoid) {
        child = addConversion(op, TType(newType, child->getPrecision(), EvqTemporary,
            child->getNominalSize(),
            child->isMatrix(),
            child->isArray()),
            child);
        if (child == 0)
            return 0;
    }

    //
    // For constructors, we are now done, it's all in the conversion.
    //
    switch (op) {
        case EOpConstructInt:
        case EOpConstructBool:
        case EOpConstructFloat:
            return child;
        default: break;
    }

    TIntermConstantUnion *childTempConstant = 0;
    if (child->getAsConstantUnion())
        childTempConstant = child->getAsConstantUnion();

    //
    // Make a new node for the operator.
    //
    node = new TIntermUnary(op);
    if (line == 0)
        line = child->getLine();
    node->setLine(line);
    node->setOperand(child);

    if (! node->promote(infoSink))
        return 0;

    if (childTempConstant)  {
        TIntermTyped* newChild = childTempConstant->fold(op, 0, infoSink);

        if (newChild)
            return newChild;
    }

    return node;
}