From bb6634b0247bf6d8b70f6baeadde4cc11d4ee1ee Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Sat, 2 Oct 2021 16:53:03 +0200
Subject: [PATCH] LibRegex: Don't emit signpost events for every regular
 expression

The time we were spending on these signposts was adding up to way too
much, so let's not do it automatically.
---
 Userland/Libraries/LibRegex/RegexMatcher.cpp | 9 ---------
 1 file changed, 9 deletions(-)

diff --git a/Userland/Libraries/LibRegex/RegexMatcher.cpp b/Userland/Libraries/LibRegex/RegexMatcher.cpp
index c09419fdf6..b0c8708bad 100644
--- a/Userland/Libraries/LibRegex/RegexMatcher.cpp
+++ b/Userland/Libraries/LibRegex/RegexMatcher.cpp
@@ -11,10 +11,6 @@
 #include <LibRegex/RegexMatcher.h>
 #include <LibRegex/RegexParser.h>
 
-#ifdef __serenity__
-#    include <serenity.h>
-#endif
-
 #if REGEX_DEBUG
 #    include <LibRegex/RegexDebug.h>
 #endif
@@ -119,11 +115,6 @@ RegexResult Matcher<Parser>::match(RegexStringView const& view, Optional<typenam
 template<typename Parser>
 RegexResult Matcher<Parser>::match(Vector<RegexStringView> const& views, Optional<typename ParserTraits<Parser>::OptionsType> regex_options) const
 {
-#ifdef __serenity__
-    auto perf_string_id = perf_register_string(m_pattern->pattern_value.characters(), m_pattern->pattern_value.length());
-    perf_event(PERF_EVENT_SIGNPOST, perf_string_id, 0);
-#endif
-
     // If the pattern *itself* isn't stateful, reset any changes to start_offset.
     if (!((AllFlags)m_regex_options.value() & AllFlags::Internal_Stateful))
         m_pattern->start_offset = 0;