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78 lines
2.5 KiB
C
78 lines
2.5 KiB
C
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozmemory_h
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#define mozmemory_h
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// This header is meant to be used when the following functions are
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// necessary:
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// - malloc_good_size (used to be called je_malloc_usable_in_advance)
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// - jemalloc_stats
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// - jemalloc_purge_freed_pages
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// - jemalloc_free_dirty_pages
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// - jemalloc_thread_local_arena
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// - jemalloc_ptr_info
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#ifdef MALLOC_H
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# include MALLOC_H
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#endif
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#include "mozmemory_wrap.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/Types.h"
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#include "mozjemalloc_types.h"
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#ifdef MOZ_MEMORY
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// On OSX, malloc/malloc.h contains the declaration for malloc_good_size,
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// which will call back in jemalloc, through the zone allocator so just use it.
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# ifndef XP_DARWIN
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MOZ_MEMORY_API size_t malloc_good_size_impl(size_t size);
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// Note: the MOZ_GLUE_IN_PROGRAM ifdef below is there to avoid -Werror turning
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// the protective if into errors. MOZ_GLUE_IN_PROGRAM is what triggers MFBT_API
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// to use weak imports.
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static inline size_t _malloc_good_size(size_t size) {
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# if defined(MOZ_GLUE_IN_PROGRAM) && !defined(IMPL_MFBT)
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if (!malloc_good_size) return size;
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# endif
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return malloc_good_size_impl(size);
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}
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# define malloc_good_size _malloc_good_size
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# endif
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# define MALLOC_DECL(name, return_type, ...) \
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MOZ_JEMALLOC_API return_type name(__VA_ARGS__);
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# define MALLOC_FUNCS MALLOC_FUNCS_JEMALLOC
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# include "malloc_decls.h"
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# ifdef __cplusplus
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static inline void jemalloc_stats(jemalloc_stats_t* aStats,
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jemalloc_bin_stats_t* aBinStats = nullptr) {
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jemalloc_stats_internal(aStats, aBinStats);
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}
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# else
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static inline void jemalloc_stats(jemalloc_stats_t* aStats) {
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jemalloc_stats_internal(aStats, NULL);
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}
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# endif
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#endif // MOZ_MEMORY
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#define NOTHROW_MALLOC_DECL(name, return_type, ...) \
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MOZ_JEMALLOC_API return_type name(__VA_ARGS__) noexcept(true);
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#define MALLOC_DECL(name, return_type, ...) \
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MOZ_JEMALLOC_API return_type name(__VA_ARGS__);
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#define MALLOC_FUNCS MALLOC_FUNCS_ARENA
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#include "malloc_decls.h"
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#ifdef __cplusplus
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# define moz_create_arena() moz_create_arena_with_params(nullptr)
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#else
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# define moz_create_arena() moz_create_arena_with_params(NULL)
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#endif
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#endif // mozmemory_h
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