From 90bcdbd15fe7211377f6f6812a2b562c17995d65 Mon Sep 17 00:00:00 2001
From: Thomas Schatzl <tschatzl@openjdk.org>
Date: Thu, 21 Sep 2023 14:47:06 +0000
Subject: [PATCH] 8316581: Improve performance of Symbol::print_value_on()

Reviewed-by: shade, coleenp, dholmes
---
 src/hotspot/share/oops/symbol.cpp | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/src/hotspot/share/oops/symbol.cpp b/src/hotspot/share/oops/symbol.cpp
index f77d69fe3d4..cbb51e1bb90 100644
--- a/src/hotspot/share/oops/symbol.cpp
+++ b/src/hotspot/share/oops/symbol.cpp
@@ -22,7 +22,6 @@
  *
  */
 
-
 #include "precompiled.hpp"
 #include "cds/metaspaceShared.hpp"
 #include "classfile/altHashing.hpp"
@@ -390,11 +389,9 @@ void Symbol::print() const { print_on(tty); }
 // The print_value functions are present in all builds, to support the
 // disassembler and error reporting.
 void Symbol::print_value_on(outputStream* st) const {
-  st->print("'");
-  for (int i = 0; i < utf8_length(); i++) {
-    st->print("%c", char_at(i));
-  }
-  st->print("'");
+  st->print_raw("'", 1);
+  st->print_raw((const char*)base(), utf8_length());
+  st->print_raw("'", 1);
 }
 
 void Symbol::print_value() const { print_value_on(tty); }