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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /parser/html/nsHtml5AtomTable.cpp | |
parent | Initial commit. (diff) | |
download | firefox-esr-upstream.tar.xz firefox-esr-upstream.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'parser/html/nsHtml5AtomTable.cpp')
-rw-r--r-- | parser/html/nsHtml5AtomTable.cpp | 32 |
1 files changed, 32 insertions, 0 deletions
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<nsAtom> atom = NS_Atomize(aKey); + nsAtom* ret = atom.get(); + mRecentlyUsedParserAtoms[index] = std::move(atom); + return ret; +} |