public override CompilerResult VisitFuncCallExpr(DesignScriptParser.FuncCallExprContext context)
{
var qualifiedIdentContext = context.qualifiedIdent();
var funcName = qualifiedIdentContext.Ident(0).GetText();
var calleeF = LLVM.GetNamedFunction(this.module, funcName);
if (calleeF.Pointer == IntPtr.Zero)
{
throw new Exception("Unknown function referenced");
}
var argumentCount = LLVM.CountParams(calleeF);
var argsV = new LLVMValueRef[argumentCount];
var args = context.exprList();
VisitExprList(args);
for (var i = 0; i < argumentCount; i++)
{
argsV[argumentCount - 1 - i] = valueStack.Pop();
}
valueStack.Push(LLVM.BuildCall(this.builder, calleeF, argsV, "calltmp"));
return(new NullCompilerResult());
}
/// <summary>
/// Visit a parse tree produced by the <c>funcCallExpr</c>
/// labeled alternative in <see cref="DesignScriptParser.expr"/>.
/// <para>
/// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/>
/// on <paramref name="context"/>.
/// </para>
/// </summary>
/// <param name="context">The parse tree.</param>
/// <return>The visitor result.</return>
public virtual Result VisitFuncCallExpr([NotNull] DesignScriptParser.FuncCallExprContext context)
{
return(VisitChildren(context));
}
