viz: tabulate sqtt (#13078)

* viz: tabulate sqtt

* nomore asdict

tinygrad/viz/serve.py

@@ -1,7 +1,6 @@
 #!/usr/bin/env python3
 import multiprocessing, pickle, difflib, os, threading, json, time, sys, webbrowser, socket, argparse, socketserver, functools, codecs, io, struct
 import subprocess, ctypes, pathlib
-from dataclasses import asdict
 from contextlib import redirect_stdout
 from decimal import Decimal
 from http.server import BaseHTTPRequestHandler
@@ -197,7 +196,8 @@ def mem_layout(dev_events:list[tuple[int, int, float, DevEvent]], start_ts:int,
 def load_sqtt(profile:list[ProfileEvent]) -> None:
   from extra.sqtt.roc import decode
   rctx = decode(profile)
-  steps = [{"name":x[0], "depth":0, "data":{"src":json.dumps({k:asdict(v) for k,v in x[1].items()}, indent=2), "lang":"txt", "device":"AMD"},
+  steps = [{"name":x[0], "depth":0, "data":{"rows":[(e.inst, e.hit, e.lat, e.stall, str(e.typ).split("_")[-1]) for e in x[1].values()],
+                                            "cols":["Instruction", "Hit Count", "Latency", "Stall", "Type"], "summary":[]},
             "query":f"/render?ctx={len(ctxs)}&step={i}&fmt=counters"} for i,x in enumerate(rctx.wave_events.items())]
   if steps: ctxs.append({"name":"Counters", "steps":steps})