From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- parser/html/nsHtml5AtomTable.cpp | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 parser/html/nsHtml5AtomTable.cpp (limited to 'parser/html/nsHtml5AtomTable.cpp') diff --git a/parser/html/nsHtml5AtomTable.cpp b/parser/html/nsHtml5AtomTable.cpp new file mode 100644 index 0000000000..06bad88bf4 --- /dev/null +++ b/parser/html/nsHtml5AtomTable.cpp @@ -0,0 +1,32 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "nsHtml5AtomTable.h" +#include "nsThreadUtils.h" + +nsHtml5AtomTable::nsHtml5AtomTable() : mRecentlyUsedParserAtoms{} { +#ifdef DEBUG + mPermittedLookupEventTarget = mozilla::GetCurrentSerialEventTarget(); +#endif +} + +nsHtml5AtomTable::~nsHtml5AtomTable() {} + +nsAtom* nsHtml5AtomTable::GetAtom(const nsAString& aKey) { +#ifdef DEBUG + MOZ_ASSERT(mPermittedLookupEventTarget->IsOnCurrentThread()); +#endif + + uint32_t index = mozilla::HashString(aKey) % RECENTLY_USED_PARSER_ATOMS_SIZE; + if (nsAtom* atom = mRecentlyUsedParserAtoms[index]) { + if (atom->Equals(aKey)) { + return atom; + } + } + + RefPtr atom = NS_Atomize(aKey); + nsAtom* ret = atom.get(); + mRecentlyUsedParserAtoms[index] = std::move(atom); + return ret; +} -- cgit v1.2.3