Method MakeFunctionCall

sdk/angelscript/source/as_compiler.cpp:15336–15407

}

int asCCompiler::MakeFunctionCall(asCExprContext *ctx, int funcId, asCObjectType *objectType, asCArray<asCExprContext*> &args, asCScriptNode *node, bool useVariable, int stackOffset, int funcPtrVar)
{
	if( objectType )
		Dereference(ctx, true);

	asCScriptFunction* descr = builder->GetFunctionDescription(funcId);

	// Store the expression node for error reporting
	if( ctx->exprNode == 0 )
		ctx->exprNode = node;

	asCByteCode objBC(engine);
	objBC.AddCode(&ctx->bc);

	int r = PrepareFunctionCall(funcId, &ctx->bc, args);
	if (r < 0)
		return r;

	if (descr->IsVariadic())
	{
		// Argument count
		ctx->bc.InstrDWORD(asBC_PshC4, (asDWORD)args.GetLength());
	}

	// Verify if any of the args variable offsets are used in the other code.
	// If they are exchange the offset for a new one
	asUINT n;
	for( n = 0; n < args.GetLength(); n++ )
	{
		if( args[n]->type.isTemporary && objBC.IsVarUsed(args[n]->type.stackOffset) )
		{
			// Release the current temporary variable
			ReleaseTemporaryVariable(args[n]->type, 0);

			asCDataType dt = args[n]->type.dataType;
			dt.MakeReference(false);

			int l = int(reservedVariables.GetLength());
			objBC.GetVarsUsed(reservedVariables);
			ctx->bc.GetVarsUsed(reservedVariables);
			int newOffset = AllocateVariable(dt, true, IsVariableOnHeap(args[n]->type.stackOffset));
			reservedVariables.SetLength(l);

			asASSERT( IsVariableOnHeap(args[n]->type.stackOffset) == IsVariableOnHeap(newOffset) );

			ctx->bc.ExchangeVar(args[n]->type.stackOffset, newOffset);
			args[n]->type.stackOffset = (short)newOffset;
			args[n]->type.isTemporary = true;
			args[n]->type.isVariable  = true;
		}
	}

	// If the function will return a value type on the stack, then we must allocate space
	// for that here and push the address on the stack as a hidden argument to the function
	asCScriptFunction *func = builder->GetFunctionDescription(funcId);
	if( func->DoesReturnOnStack() )
	{
		asASSERT(!useVariable);