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authorAlexander M Pickering <alex@cogarr.net>2026-07-21 20:19:46 -0500
committerAlexander M Pickering <alex@cogarr.net>2026-07-21 20:19:46 -0500
commit657fb0007f39f07cc0401e0c5d03e25df6234aa4 (patch)
treef73fe23232dc80802f39caed738c38464a60ec6d /scripts/lib/render-phases.awk
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+# scripts/lib/render-phases.awk
+# Render per-phase hotspot HTML from sorted TSV rows.
+# Input TSV: "<total_ms>\t<hits>\t<phase>".
+# Variables:
+# -v TITLE="..."
+
+function esc(s) {
+ gsub(/&/, "\\&amp;", s); gsub(/</, "\\&lt;", s); gsub(/>/, "\\&gt;", s)
+ return s
+}
+
+BEGIN { FS = "\t"; n = 0 }
+
+{
+ n++
+ ms[n] = $1 + 0
+ hits[n] = $2 + 0
+ phase[n] = $3
+ if (n == 1) maxv = ms[n]
+}
+
+END {
+ print "<!DOCTYPE html><html lang=\"en\"><head><meta charset=\"utf-8\">"
+ print "<title>" esc(TITLE) "</title>"
+ print "<style>body{font:14px/1.5 sans-serif;margin:0;padding:1.5rem;color:#111}"
+ print "h1{font-size:18px}.meta{color:#555;margin-bottom:1rem}"
+ print "table{border-collapse:collapse;width:100%}"
+ print "th,td{padding:.3rem .5rem;text-align:left;border-bottom:1px solid #eee}"
+ print "td.num{text-align:right;font-variant-numeric:tabular-nums}"
+ print ".bar{height:.7em;background:#4cbf8f;border-radius:2px}"
+ print "</style></head><body>"
+ print "<h1>" esc(TITLE) "</h1>"
+ print "<div class=\"meta\">cumulative self-time by pipeline phase, slowest first</div>"
+ print "<table><thead><tr><th>#</th><th>ms</th><th>hits</th><th>phase</th><th></th></tr></thead><tbody>"
+ for (i = 1; i <= n; i++) {
+ w = (maxv > 0 ? (ms[i] * 100.0 / maxv) : 0)
+ printf "<tr><td class=\"num\">%d</td><td class=\"num\">%.1f</td><td class=\"num\">%d</td><td>%s</td>", i, ms[i], hits[i], esc(phase[i])
+ printf "<td><div class=\"bar\" style=\"width:%.1f%%\"></div></td></tr>\n", w
+ }
+ print "</tbody></table></body></html>"
+}