From f0a48e3115938809f0ceec133f3c850a707e3f58 Mon Sep 17 00:00:00 2001
From: Daniel Friesel <daniel.friesel@uos.de>
Date: Wed, 16 Sep 2020 09:04:26 +0200
Subject: kconfig model: json import

---
 bin/analyze-kconfig.py | 50 +++++++++++++++++++++++++++++++++++---------------
 1 file changed, 35 insertions(+), 15 deletions(-)

(limited to 'bin')

diff --git a/bin/analyze-kconfig.py b/bin/analyze-kconfig.py
index f532a5b..87c05f7 100755
--- a/bin/analyze-kconfig.py
+++ b/bin/analyze-kconfig.py
@@ -11,6 +11,7 @@ import argparse
 import json
 import kconfiglib
 import logging
+import os
 
 from dfatool.loader import KConfigAttributes
 from dfatool.model import KConfigModel
@@ -48,7 +49,11 @@ def main():
         help="Set log level",
     )
     parser.add_argument("kconfig_path", type=str, help="Path to Kconfig file")
-    parser.add_argument("experiment_root", type=str, help="Path to experiment results")
+    parser.add_argument(
+        "model",
+        type=str,
+        help="Path to experiment results directory or model.json file",
+    )
 
     args = parser.parse_args()
 
@@ -57,13 +62,16 @@ def main():
     else:
         print(f"Invalid log level. Setting log level to INFO.", file=sys.stderr)
 
-    data = KConfigAttributes(args.kconfig_path, args.experiment_root)
-    model = KConfigModel(data, args.attribute)
+    if os.path.isdir(args.model):
+        data = KConfigAttributes(args.kconfig_path, args.model)
+        model = KConfigModel.from_benchmark(data, args.attribute)
+        if args.max_stddev:
+            model.max_stddev = args.max_stddev
+        model.build_tree()
 
-    if args.max_stddev:
-        model.max_stddev = args.max_stddev
-
-    model.build_tree()
+    else:
+        with open(args.model, "r") as f:
+            model = KConfigModel.from_json(json.load(f))
 
     if args.export_tree:
         with open(args.export_tree, "w") as f:
@@ -104,15 +112,27 @@ def main():
             if skip:
                 continue
 
-            model_diff = model.value_for_config(kconf2) - model.value_for_config(kconf)
-            if kconf_sym.choice:
-                print(
-                    f"Setting {kconf_sym.choice.name} to {kconf_sym.name} changes {num_changes:2d} symbols, model change: {model_diff:+5.0f}"
-                )
-            else:
-                print(
-                    f"Setting {symbol} to {kconf_sym.str_value} changes {num_changes:2d} symbols, model change: {model_diff:+5.0f}"
+            try:
+                model_diff = model.value_for_config(kconf2) - model.value_for_config(
+                    kconf
                 )
+                if kconf_sym.choice:
+                    print(
+                        f"Setting {kconf_sym.choice.name} to {kconf_sym.name} changes {num_changes:2d} symbols, model change: {model_diff:+5.0f}"
+                    )
+                else:
+                    print(
+                        f"Setting {symbol} to {kconf_sym.str_value} changes {num_changes:2d} symbols, model change: {model_diff:+5.0f}"
+                    )
+            except TypeError:
+                if kconf_sym.choice:
+                    print(
+                        f"Setting {kconf_sym.choice.name} to {kconf_sym.name} changes {num_changes:2d} symbols, model is undefined"
+                    )
+                else:
+                    print(
+                        f"Setting {symbol} to {kconf_sym.str_value} changes {num_changes:2d} symbols, model is undefined"
+                    )
             for changed_symbol in changed_symbols:
                 print(
                     f"    {changed_symbol:30s} -> {kconf2.syms[changed_symbol].str_value}"
-- 
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