From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- js/src/jit/ICStubSpace.h | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 js/src/jit/ICStubSpace.h (limited to 'js/src/jit/ICStubSpace.h') diff --git a/js/src/jit/ICStubSpace.h b/js/src/jit/ICStubSpace.h new file mode 100644 index 0000000000..09dde6da4e --- /dev/null +++ b/js/src/jit/ICStubSpace.h @@ -0,0 +1,40 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- + * vim: set ts=8 sts=2 et sw=2 tw=80: + * 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/. */ + +#ifndef jit_ICStubSpace_h +#define jit_ICStubSpace_h + +#include "ds/LifoAlloc.h" + +namespace js { +namespace jit { + +// ICStubSpace is an abstraction for allocation policy and storage for CacheIR +// stub data. Each JitZone has a single ICStubSpace. +class ICStubSpace { + static constexpr size_t DefaultChunkSize = 4096; + LifoAlloc allocator_{DefaultChunkSize}; + + public: + inline void* alloc(size_t size) { return allocator_.alloc(size); } + + JS_DECLARE_NEW_METHODS(allocate, alloc, inline) + + void freeAllAfterMinorGC(JS::Zone* zone); + + void transferFrom(ICStubSpace& other) { + allocator_.transferFrom(&other.allocator_); + } + + size_t sizeOfExcludingThis(mozilla::MallocSizeOf mallocSizeOf) const { + return allocator_.sizeOfExcludingThis(mallocSizeOf); + } +}; + +} // namespace jit +} // namespace js + +#endif /* jit_ICStubSpace_h */ -- cgit v1.2.3