DTC and SCI improvements

h8536/cli.py

@@ -8,8 +8,11 @@ from .cycles import annotate_cycles
 from .data_analysis import analyze_unreached_data
 from .decoder import H8536Decoder
 from .formatting import parse_int
+from .peripheral_access import analyze_peripheral_access
 from .render import format_callgraph_dot, format_listing, write_json
 from .rom import Rom
+from .sci import analyze_sci
+from .timing import summarize_timing
 from .vectors import read_dtc_vectors_max, read_dtc_vectors_min, read_vectors_max, read_vectors_min
 
 
@@ -31,10 +34,14 @@ def main() -> int:
     parser.add_argument("--end", type=parse_int, default=None, help="decode upper address limit, exclusive")
     parser.add_argument("--entry", type=parse_int, action="append", default=[], help="extra entry point to trace")
     parser.add_argument("--br", type=parse_int, default=None, help="optional BR value for @aa:8 short absolute operands")
+    parser.add_argument("--clock-hz", type=parse_int, default=None, help="oscillator clock in Hz for SCI baud inference")
     parser.add_argument("--linear", action="store_true", help="linear-sweep the selected range instead of tracing from vectors")
     parser.add_argument("--cycles", action="store_true", help="append Appendix A cycle estimates to assembly comments")
+    parser.add_argument("--timing", action="store_true", help="include straight-line block and loop cycle summaries")
     parser.add_argument("--callgraph-dot", type=Path, default=None, help="optional Graphviz DOT call graph output")
     args = parser.parse_args()
+    if args.clock_hz is not None and args.clock_hz <= 0:
+        parser.error("--clock-hz must be positive")
 
     data = args.rom.read_bytes()
     rom = Rom(data)
@@ -65,6 +72,9 @@ def main() -> int:
     annotate_cycles(instructions, args.mode)
     data_candidates = analyze_unreached_data(rom, instructions, args.start, end)
     call_graph = build_call_graph(instructions, vectors, labels)
+    timing_summary = summarize_timing(instructions, labels, call_graph) if args.timing else None
+    sci_analysis = analyze_sci(instructions, clock_hz=args.clock_hz)
+    peripheral_access = analyze_peripheral_access(instructions)
 
     args.out.parent.mkdir(parents=True, exist_ok=True)
     args.out.write_text(
@@ -78,7 +88,10 @@ def main() -> int:
             traced=not args.linear,
             dtc_vectors=dtc_vectors,
             data_candidates=data_candidates,
+            timing_summary=timing_summary,
             show_cycles=args.cycles,
+            sci_analysis=sci_analysis,
+            peripheral_access=peripheral_access,
         ),
         encoding="utf-8",
     )
@@ -92,6 +105,9 @@ def main() -> int:
             dtc_vectors=dtc_vectors,
             data_candidates=data_candidates,
             call_graph=call_graph,
+            timing_summary=timing_summary,
+            sci_analysis=sci_analysis,
+            peripheral_access=peripheral_access,
         )
     if args.callgraph_dot:
         args.callgraph_dot.parent.mkdir(parents=True, exist_ok=True)