static void Main(string[] args)
{
string htmlCode = null;
using (WebClient client = new WebClient()) // WebClient class inherits IDisposable
{
htmlCode = client.DownloadString("http://www.khronos.org/registry/spir-v/specs/1.0/SPIRV.html");
}
if (htmlCode == null)
{
return;
}
HtmlDocument doc = new HtmlDocument();
doc.LoadHtml(htmlCode);
var nodes = doc.DocumentNode.SelectNodes(@"html[1]/body[1]/div[2]/div[4]/div[1]/div[33]/div/table");
var ops = new List<Op>();
foreach (var node in nodes)
{
var opNode = node.SelectSingleNode("tbody/tr[1]/td/p/a");
var defNodes = node.SelectNodes("tbody/tr[2]/td/p");
var wordCount = int.Parse(defNodes[0].InnerText.Split(' ')[0]);
Op op = new Op(opNode.Attributes[0].Value.Substring(2), int.Parse(defNodes[1].InnerText));
for (int i = 2; i < defNodes.Count; i++)
{
var defNodeText = defNodes[i].InnerText;
var paramType = "";
var paramName = (i - 2).ToString();
bool isList = defNodeText.Contains("…");
if (defNodeText.Contains("<id>"))
{
paramType = "Id";
if (defNodeText.Contains("Result <id>"))
{
paramName = "ResultId";
}
else
{
var strings = defNodeText.Split('\n');
if (strings.Length > 1)
{
paramName = strings[1].Split(',')[0].Replace(" ", "").Trim('[', ']') + "Id";
}
else
{
paramName = "Id" + paramName;
}
}
}
else
{
var strings = defNodeText.Split('\n');
paramType = strings[0].Split(',')[0].Replace(" ", "");
if (strings.Length > 1)
{
paramName = strings[1].Split(',')[0].Replace(" ", "").Trim('[', ']');
}
else
{
paramName = paramType;
}
if (paramType == "literal")
{
paramType = "LiteralNumber";
paramName = paramName.Replace("See", "").Replace(".", "").Trim('[', ']');
}
else if(paramType == "optionalliteral(s)")
{
isList = true;
paramType = "LiteralNumber";
paramName = paramName.Replace("See", "").Replace(".", "").Trim('[', ']');
}
}
if (isList)
{
paramName = paramName.Replace("0", "").Replace("1", "").Replace(",", "").Trim('[', ']');
if (!paramName.EndsWith("s"))
{
paramName += "s";
}
}
switch (paramName)
{
case "Thenameoftheopaquetype.": paramName = "OpaqueTypeName"; break;
}
op.Parameters.Add(new Parameter() { Type = paramType, Name = paramName, IsList = isList });
}
ops.Add(op);
}
ops = ops.OrderBy(o => o.Index).ToList();
ops.ForEach(o => Console.WriteLine(o));
StringBuilder fileContents = new StringBuilder();
fileContents.AppendLine("#pragma once");
fileContents.AppendLine("#include \"types.h\"");
fileContents.AppendLine("#include \"lookups.h\"");
fileContents.AppendLine("");
fileContents.AppendLine("struct Program;");
fileContents.AppendLine("");
fileContents.AppendLine("#pragma pack(push, 1)");
foreach (var op in ops)
{
fileContents.AppendLine(op.GenerateHandlerDecleration() + ";");
fileContents.AppendLine(op.GenerateStructCode());
}
fileContents.AppendLine("#pragma pack(pop)");
fileContents.AppendLine("");
foreach (var op in ops)
{
fileContents.AppendLine(op.GenerateLookupCode());
}
fileContents.AppendLine("static void* LUTOpWordTypes[] {");
foreach (var op in ops)
{
fileContents.AppendLine(string.Format(" &{0}WordTypes,", op.Name));
}
fileContents.AppendLine("};");
fileContents.AppendLine("");
fileContents.AppendLine("static uint32 LUTOpWordTypesCount[] {");
foreach (var op in ops)
{
fileContents.AppendLine(string.Format(" {0}WordTypesCount,", op.Name));
}
fileContents.AppendLine("};");
fileContents.AppendLine("");
fileContents.AppendLine("typedef void(*OpHandler)(void*, Program*);");
fileContents.AppendLine("static OpHandler LUTHandlerMethods[] {");
foreach (var op in ops)
{
fileContents.AppendLine(string.Format(" Handle{0},", op.Name));
}
fileContents.AppendLine("};");
File.WriteAllText("lookups_gen.h", fileContents.ToString());
fileContents.Clear();
fileContents.AppendLine("#include \"lookups_gen.h\"");
fileContents.AppendLine("#include \"parser_definitions.h\"");
fileContents.AppendLine("");
foreach (var op in ops)
{
fileContents.AppendLine(op.GenerateHandlerDecleration() + " {");
fileContents.AppendLine(String.Format(" S{0}* op{0} = (S{0}*)op;", op.Name));
fileContents.AppendLine("}\n");
}
File.WriteAllText("lookups_gen.cpp", fileContents.ToString());
}