Adding scripts, commands, and logging scaffolding"

scripts/70_diff_table.py

@@ -0,0 +1,34 @@
+#!/usr/bin/env python3
+import csv, os
+root = os.path.dirname(os.path.dirname(__file__))
+src = os.path.join(root, "results", "phase3_summary_energy.csv")
+dst = os.path.join(root, "results", "phase3_drowsy_deltas.csv")
+
+# group by key without drowsy; compare d0 vs d1
+from collections import defaultdict
+bykey = defaultdict(dict)
+
+with open(src) as f:
+    r=csv.DictReader(f)
+    for row in r:
+        key = (row['workload'], row['core'], row['dvfs'], row['l2'])
+        bykey[key][row['drowsy']] = row
+
+rows=[]
+for k, d in bykey.items():
+    if '0' in d and '1' in d:
+        a=d['0']; b=d['1']
+        e0=float(a['energy_J']); e1=float(b['energy_J'])
+        edp0=float(a['edp']);    edp1=float(b['edp'])
+        rows.append({
+            'workload':k[0],'core':k[1],'dvfs':k[2],'l2':k[3],
+            'energy_drop_%': f"{100*(e0-e1)/e0:.2f}",
+            'edp_drop_%':    f"{100*(edp0-edp1)/edp0:.2f}"
+        })
+
+with open(dst,'w',newline='') as f:
+    w=csv.DictWriter(f, fieldnames=list(rows[0].keys()))
+    w.writeheader(); w.writerows(rows)
+
+print(f"[delta] wrote {dst}")
+