Improve timing reports and register poly mul inputs

run_tb.sh

@@ -120,6 +120,84 @@ execute_tcl() {
 #   each <spec> = "snapshot:K:CASE". Launches all specs in parallel, waits,
 #   then prints an ordered summary and returns nonzero if any job failed.
 PAR_BASE="${TMPDIR:-/tmp}/run_tb_par_$$"
+
+print_timing_summary() {
+    local logs=("$@")
+    local found=0 log
+
+    for log in "${logs[@]}"; do
+        if [ -f "$log" ] && grep -q '^TIME ' "$log"; then
+            found=1
+        fi
+    done
+    [ "$found" -eq 0 ] && return 0
+
+    echo ""
+    echo "Timing summary (clk=20MHz, period=50ns)"
+    printf "    %-7s %-3s %-5s %10s %12s %12s  %s\n" "OP" "K" "CASE" "cycles" "time_us" "time_ms" "log"
+    for log in "${logs[@]}"; do
+        [ -f "$log" ] || continue
+        awk -v logfile="$log" '
+            /^TIME / {
+                k = ""; c = ""; op = ""; cycles = ""; runtime = "";
+                for (i = 1; i <= NF; i++) {
+                    split($i, a, "=");
+                    if (a[1] == "K") k = a[2];
+                    else if (a[1] == "CASE") c = a[2];
+                    else if (a[1] == "OP") op = a[2];
+                    else if (a[1] == "cycles") cycles = a[2];
+                    else if (a[1] == "runtime") runtime = a[2];
+                }
+                if (runtime != "") {
+                    printf "    %-7s %-3s %-5s %10d %12.3f %12.3f  %s\n",
+                           op, k, c, cycles, runtime / 1000.0, runtime / 1000000.0, logfile;
+                }
+            }
+        ' "$log"
+    done
+
+    local found_state=0
+    for log in "${logs[@]}"; do
+        if [ -f "$log" ] && grep -q '^  STATE ' "$log"; then
+            found_state=1
+        fi
+    done
+    [ "$found_state" -eq 0 ] && return 0
+
+    echo ""
+    echo "State timing breakdown (clk=20MHz, period=50ns)"
+    printf "    %-7s %-3s %-5s %-12s %10s %12s\n" "OP" "K" "CASE" "STATE" "cycles" "time_us"
+    for log in "${logs[@]}"; do
+        [ -f "$log" ] || continue
+        awk '
+            /^TIME_BREAKDOWN / {
+                k = ""; c = ""; op = "";
+                for (i = 1; i <= NF; i++) {
+                    split($i, a, "=");
+                    if (a[1] == "K") k = a[2];
+                    else if (a[1] == "CASE") c = a[2];
+                    else if (a[1] == "OP") op = a[2];
+                }
+                next;
+            }
+            /^  STATE / {
+                state = $2;
+                cycles = "";
+                time_ns = "";
+                for (i = 1; i <= NF; i++) {
+                    split($i, a, "=");
+                    if (a[1] == "cycles") cycles = a[2];
+                    else if (a[1] == "time_ns") time_ns = a[2];
+                }
+                if (time_ns != "") {
+                    printf "    %-7s %-3s %-5s %-12s %10d %12.3f\n",
+                           op, k, c, state, cycles, time_ns / 1000.0;
+                }
+            }
+        ' "$log"
+    done
+}
+
 run_xsim_jobs() {
     local mtag="$1" pgrep="$2" pmatch="$3"; shift 3
     local specs=("$@")
@@ -146,12 +224,13 @@ run_xsim_jobs() {
     wait
 
     # ordered summary + per-job log copy to /tmp/run_tb_<mtag>_k*_c*.log
-    local fail=0 pf nf log
+    local fail=0 pf nf log timing_logs=()
     for s in "${specs[@]}"; do
         IFS=: read -r snap k c <<< "$s"
         wd="$PAR_BASE/${mtag}_k${k}_c${c}"
         log="/tmp/run_tb_${mtag}_k${k}_c${c}.log"
         cp -f "$wd/run.out" "$log" 2>/dev/null
+        timing_logs+=("$log")
         pf=$(grep -oE "$pgrep" "$log" | tail -1)
         nf=$(grep -c 'cannot be opened' "$log")
         echo "    K=$k CASE=$c -> ${pf:-NORESULT}  (file-not-found=$nf, log: $log)"
@@ -162,6 +241,7 @@ run_xsim_jobs() {
             { [ "$pf" = "$pmatch" ] && [ "$nf" -eq 0 ]; } || fail=1
         fi
     done
+    print_timing_summary "${timing_logs[@]}"
     rm -rf "$PAR_BASE"
     return $fail
 }