mirror of
https://github.com/microsoft/mimalloc.git
synced 2025-07-06 19:38:41 +03:00
merge from dev
This commit is contained in:
daan
commit
394a7a92ab
92 changed files with 2994 additions and 1010 deletions
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@ -8,17 +8,17 @@ terms of the MIT license. A copy of the license can be found in the file
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#ifndef MIMALLOC_H
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#define MIMALLOC_H
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#define MI_MALLOC_VERSION 130 // major + 2 digits minor
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#define MI_MALLOC_VERSION 140 // major + 2 digits minor
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// ------------------------------------------------------
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// Compiler specific attributes
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// ------------------------------------------------------
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#ifdef __cplusplus
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#if (__GNUC__ <= 5) || (_MSC_VER <= 1900)
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#define mi_attr_noexcept throw()
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#else
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#if (__cplusplus >= 201103L) || (_MSC_VER > 1900) // C++11
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#define mi_attr_noexcept noexcept
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#else
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#define mi_attr_noexcept throw()
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#endif
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#else
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#define mi_attr_noexcept
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@ -37,32 +37,40 @@ terms of the MIT license. A copy of the license can be found in the file
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#else
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#define mi_decl_allocator __declspec(restrict)
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#endif
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#define mi_cdecl __cdecl
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#define mi_decl_thread __declspec(thread)
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#define mi_attr_malloc
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#define mi_attr_alloc_size(s)
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#define mi_attr_alloc_size2(s1,s2)
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#define mi_cdecl __cdecl
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#define mi_attr_alloc_align(p)
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#elif defined(__GNUC__) || defined(__clang__)
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#define mi_cdecl // leads to warnings... __attribute__((cdecl))
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#define mi_decl_thread __thread
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#define mi_decl_export __attribute__((visibility("default")))
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#define mi_decl_allocator
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#define mi_attr_malloc __attribute__((malloc))
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#if defined(__clang_major__) && (__clang_major__ < 4)
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#if (defined(__clang_major__) && (__clang_major__ < 4)) || (__GNUC__ < 5)
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#define mi_attr_alloc_size(s)
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#define mi_attr_alloc_size2(s1,s2)
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#define mi_attr_alloc_align(p)
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#elif defined(__INTEL_COMPILER)
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#define mi_attr_alloc_size(s) __attribute__((alloc_size(s)))
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#define mi_attr_alloc_size2(s1,s2) __attribute__((alloc_size(s1,s2)))
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#define mi_attr_alloc_align(p)
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#else
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#define mi_attr_alloc_size(s) __attribute__((alloc_size(s)))
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#define mi_attr_alloc_size2(s1,s2) __attribute__((alloc_size(s1,s2)))
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#define mi_attr_alloc_align(p) __attribute__((alloc_align(p)))
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#endif
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#define mi_cdecl // leads to warnings... __attribute__((cdecl))
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#else
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#define mi_cdecl
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#define mi_decl_thread __thread
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#define mi_decl_export
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#define mi_decl_allocator
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#define mi_attr_malloc
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#define mi_attr_alloc_size(s)
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#define mi_attr_alloc_size2(s1,s2)
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#define mi_cdecl
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#define mi_attr_alloc_align(p)
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#endif
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// ------------------------------------------------------
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@ -104,26 +112,34 @@ mi_decl_export mi_decl_allocator void* mi_mallocn(size_t count, size_t size)
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mi_decl_export mi_decl_allocator void* mi_reallocn(void* p, size_t count, size_t size) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size2(2,3);
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mi_decl_export mi_decl_allocator void* mi_reallocf(void* p, size_t newsize) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(2);
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mi_decl_export size_t mi_usable_size(const void* p) mi_attr_noexcept;
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mi_decl_export size_t mi_good_size(size_t size) mi_attr_noexcept;
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typedef void (mi_deferred_free_fun)(bool force, unsigned long long heartbeat);
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mi_decl_export void mi_register_deferred_free(mi_deferred_free_fun* deferred_free) mi_attr_noexcept;
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typedef void (mi_output_fun)(const char* msg);
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mi_decl_export void mi_register_output(mi_output_fun* out) mi_attr_noexcept;
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// ------------------------------------------------------
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// Internals
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// ------------------------------------------------------
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typedef void (mi_cdecl mi_deferred_free_fun)(bool force, unsigned long long heartbeat, void* arg);
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mi_decl_export void mi_register_deferred_free(mi_deferred_free_fun* deferred_free, void* arg) mi_attr_noexcept;
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typedef void (mi_cdecl mi_output_fun)(const char* msg, void* arg);
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mi_decl_export void mi_register_output(mi_output_fun* out, void* arg) mi_attr_noexcept;
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typedef void (mi_cdecl mi_error_fun)(int err, void* arg);
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mi_decl_export void mi_register_error(mi_error_fun* fun, void* arg);
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mi_decl_export void mi_collect(bool force) mi_attr_noexcept;
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mi_decl_export int mi_version(void) mi_attr_noexcept;
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mi_decl_export void mi_stats_reset(void) mi_attr_noexcept;
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mi_decl_export void mi_stats_merge(void) mi_attr_noexcept;
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mi_decl_export void mi_stats_print(mi_output_fun* out) mi_attr_noexcept;
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mi_decl_export void mi_stats_print(void* out) mi_attr_noexcept; // backward compatibility: `out` is ignored and should be NULL
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mi_decl_export void mi_stats_print_out(mi_output_fun* out, void* arg) mi_attr_noexcept;
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mi_decl_export void mi_process_init(void) mi_attr_noexcept;
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mi_decl_export void mi_thread_init(void) mi_attr_noexcept;
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mi_decl_export void mi_thread_done(void) mi_attr_noexcept;
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mi_decl_export void mi_thread_stats_print(mi_output_fun* out) mi_attr_noexcept;
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mi_decl_export void mi_thread_stats_print_out(mi_output_fun* out, void* arg) mi_attr_noexcept;
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// -------------------------------------------------------------------------------------
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@ -132,19 +148,19 @@ mi_decl_export void mi_thread_stats_print(mi_output_fun* out) mi_attr_noexcept;
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// allocation, but unfortunately this differs from `posix_memalign` and `aligned_alloc`.
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// -------------------------------------------------------------------------------------
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mi_decl_export mi_decl_allocator void* mi_malloc_aligned(size_t size, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(1);
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mi_decl_export mi_decl_allocator void* mi_malloc_aligned(size_t size, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(1) mi_attr_alloc_align(2);
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mi_decl_export mi_decl_allocator void* mi_malloc_aligned_at(size_t size, size_t alignment, size_t offset) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(1);
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mi_decl_export mi_decl_allocator void* mi_zalloc_aligned(size_t size, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(1);
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mi_decl_export mi_decl_allocator void* mi_zalloc_aligned(size_t size, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(1) mi_attr_alloc_align(2);
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mi_decl_export mi_decl_allocator void* mi_zalloc_aligned_at(size_t size, size_t alignment, size_t offset) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(1);
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mi_decl_export mi_decl_allocator void* mi_calloc_aligned(size_t count, size_t size, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size2(1,2);
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mi_decl_export mi_decl_allocator void* mi_calloc_aligned(size_t count, size_t size, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size2(1,2) mi_attr_alloc_align(3);
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mi_decl_export mi_decl_allocator void* mi_calloc_aligned_at(size_t count, size_t size, size_t alignment, size_t offset) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size2(1,2);
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mi_decl_export mi_decl_allocator void* mi_realloc_aligned(void* p, size_t newsize, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(2);
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mi_decl_export mi_decl_allocator void* mi_realloc_aligned(void* p, size_t newsize, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(2) mi_attr_alloc_align(3);
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mi_decl_export mi_decl_allocator void* mi_realloc_aligned_at(void* p, size_t newsize, size_t alignment, size_t offset) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(2);
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// ------------------------------------------------------
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// Heaps
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// ------------------------------------------------------
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// -------------------------------------------------------------------------------------
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// Heaps: first-class, but can only allocate from the same thread that created it.
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// -------------------------------------------------------------------------------------
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struct mi_heap_s;
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typedef struct mi_heap_s mi_heap_t;
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@ -170,13 +186,13 @@ mi_decl_export char* mi_heap_strdup(mi_heap_t* heap, const char* s) mi_attr_noex
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mi_decl_export char* mi_heap_strndup(mi_heap_t* heap, const char* s, size_t n) mi_attr_noexcept;
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mi_decl_export char* mi_heap_realpath(mi_heap_t* heap, const char* fname, char* resolved_name) mi_attr_noexcept;
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mi_decl_export mi_decl_allocator void* mi_heap_malloc_aligned(mi_heap_t* heap, size_t size, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(2);
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mi_decl_export mi_decl_allocator void* mi_heap_malloc_aligned(mi_heap_t* heap, size_t size, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(2) mi_attr_alloc_align(3);
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mi_decl_export mi_decl_allocator void* mi_heap_malloc_aligned_at(mi_heap_t* heap, size_t size, size_t alignment, size_t offset) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(2);
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mi_decl_export mi_decl_allocator void* mi_heap_zalloc_aligned(mi_heap_t* heap, size_t size, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(2);
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mi_decl_export mi_decl_allocator void* mi_heap_zalloc_aligned(mi_heap_t* heap, size_t size, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(2) mi_attr_alloc_align(3);
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mi_decl_export mi_decl_allocator void* mi_heap_zalloc_aligned_at(mi_heap_t* heap, size_t size, size_t alignment, size_t offset) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(2);
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mi_decl_export mi_decl_allocator void* mi_heap_calloc_aligned(mi_heap_t* heap, size_t count, size_t size, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size2(2, 3);
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mi_decl_export mi_decl_allocator void* mi_heap_calloc_aligned(mi_heap_t* heap, size_t count, size_t size, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size2(2, 3) mi_attr_alloc_align(4);
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mi_decl_export mi_decl_allocator void* mi_heap_calloc_aligned_at(mi_heap_t* heap, size_t count, size_t size, size_t alignment, size_t offset) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size2(2, 3);
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mi_decl_export mi_decl_allocator void* mi_heap_realloc_aligned(mi_heap_t* heap, void* p, size_t newsize, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(3);
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mi_decl_export mi_decl_allocator void* mi_heap_realloc_aligned(mi_heap_t* heap, void* p, size_t newsize, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(3) mi_attr_alloc_align(4);
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mi_decl_export mi_decl_allocator void* mi_heap_realloc_aligned_at(mi_heap_t* heap, void* p, size_t newsize, size_t alignment, size_t offset) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(3);
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@ -190,17 +206,17 @@ mi_decl_export mi_decl_allocator void* mi_heap_realloc_aligned_at(mi_heap_t* hea
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mi_decl_export mi_decl_allocator void* mi_rezalloc(void* p, size_t newsize) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(2);
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mi_decl_export mi_decl_allocator void* mi_recalloc(void* p, size_t newcount, size_t size) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size2(2,3);
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mi_decl_export mi_decl_allocator void* mi_rezalloc_aligned(void* p, size_t newsize, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(2);
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mi_decl_export mi_decl_allocator void* mi_rezalloc_aligned(void* p, size_t newsize, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(2) mi_attr_alloc_align(3);
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mi_decl_export mi_decl_allocator void* mi_rezalloc_aligned_at(void* p, size_t newsize, size_t alignment, size_t offset) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(2);
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mi_decl_export mi_decl_allocator void* mi_recalloc_aligned(void* p, size_t newcount, size_t size, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size2(2,3);
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mi_decl_export mi_decl_allocator void* mi_recalloc_aligned(void* p, size_t newcount, size_t size, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size2(2,3) mi_attr_alloc_align(4);
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mi_decl_export mi_decl_allocator void* mi_recalloc_aligned_at(void* p, size_t newcount, size_t size, size_t alignment, size_t offset) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size2(2,3);
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mi_decl_export mi_decl_allocator void* mi_heap_rezalloc(mi_heap_t* heap, void* p, size_t newsize) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(3);
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mi_decl_export mi_decl_allocator void* mi_heap_recalloc(mi_heap_t* heap, void* p, size_t newcount, size_t size) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size2(3,4);
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mi_decl_export mi_decl_allocator void* mi_heap_rezalloc_aligned(mi_heap_t* heap, void* p, size_t newsize, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(3);
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mi_decl_export mi_decl_allocator void* mi_heap_rezalloc_aligned(mi_heap_t* heap, void* p, size_t newsize, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(3) mi_attr_alloc_align(4);
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mi_decl_export mi_decl_allocator void* mi_heap_rezalloc_aligned_at(mi_heap_t* heap, void* p, size_t newsize, size_t alignment, size_t offset) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(3);
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mi_decl_export mi_decl_allocator void* mi_heap_recalloc_aligned(mi_heap_t* heap, void* p, size_t newcount, size_t size, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size2(3,4);
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mi_decl_export mi_decl_allocator void* mi_heap_recalloc_aligned(mi_heap_t* heap, void* p, size_t newcount, size_t size, size_t alignment) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size2(3,4) mi_attr_alloc_align(5);
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mi_decl_export mi_decl_allocator void* mi_heap_recalloc_aligned_at(mi_heap_t* heap, void* p, size_t newcount, size_t size, size_t alignment, size_t offset) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size2(3,4);
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@ -272,6 +288,7 @@ typedef enum mi_option_e {
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mi_option_reserve_huge_os_pages,
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mi_option_segment_cache,
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mi_option_page_reset,
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mi_option_abandoned_page_reset,
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mi_option_segment_reset,
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mi_option_eager_commit_delay,
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mi_option_allow_decommit,
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@ -306,11 +323,11 @@ mi_decl_export void mi_cfree(void* p) mi_attr_noexcept;
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mi_decl_export void* mi__expand(void* p, size_t newsize) mi_attr_noexcept;
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mi_decl_export int mi_posix_memalign(void** p, size_t alignment, size_t size) mi_attr_noexcept;
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mi_decl_export void* mi_memalign(size_t alignment, size_t size) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(2);
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mi_decl_export void* mi_memalign(size_t alignment, size_t size) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(2) mi_attr_alloc_align(1);
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mi_decl_export void* mi_valloc(size_t size) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(1);
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mi_decl_export void* mi_pvalloc(size_t size) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(1);
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mi_decl_export void* mi_aligned_alloc(size_t alignment, size_t size) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(2);
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mi_decl_export void* mi_aligned_alloc(size_t alignment, size_t size) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size(2) mi_attr_alloc_align(1);
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mi_decl_export void* mi_reallocarray(void* p, size_t count, size_t size) mi_attr_noexcept mi_attr_malloc mi_attr_alloc_size2(2,3);
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mi_decl_export void* mi_aligned_recalloc(void* p, size_t newcount, size_t size, size_t alignment) mi_attr_noexcept;
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@ -325,14 +342,74 @@ mi_decl_export void mi_free_size(void* p, size_t size) mi_attr_noexcept;
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mi_decl_export void mi_free_size_aligned(void* p, size_t size, size_t alignment) mi_attr_noexcept;
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mi_decl_export void mi_free_aligned(void* p, size_t alignment) mi_attr_noexcept;
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mi_decl_export void* mi_new(size_t n) mi_attr_malloc mi_attr_alloc_size(1);
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mi_decl_export void* mi_new_aligned(size_t n, size_t alignment) mi_attr_malloc mi_attr_alloc_size(1);
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||||
mi_decl_export void* mi_new_nothrow(size_t n) mi_attr_malloc mi_attr_alloc_size(1);
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mi_decl_export void* mi_new_aligned_nothrow(size_t n, size_t alignment) mi_attr_malloc mi_attr_alloc_size(1);
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||||
// The `mi_new` wrappers implement C++ semantics on out-of-memory instead of directly returning `NULL`.
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// (and call `std::get_new_handler` and potentially raise a `std::bad_alloc` exception).
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mi_decl_export void* mi_new(size_t size) mi_attr_malloc mi_attr_alloc_size(1);
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mi_decl_export void* mi_new_aligned(size_t size, size_t alignment) mi_attr_malloc mi_attr_alloc_size(1) mi_attr_alloc_align(2);
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||||
mi_decl_export void* mi_new_nothrow(size_t size) mi_attr_malloc mi_attr_alloc_size(1);
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mi_decl_export void* mi_new_aligned_nothrow(size_t size, size_t alignment) mi_attr_malloc mi_attr_alloc_size(1) mi_attr_alloc_align(2);
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mi_decl_export void* mi_new_n(size_t count, size_t size) mi_attr_malloc mi_attr_alloc_size2(1, 2);
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mi_decl_export void* mi_new_realloc(void* p, size_t newsize) mi_attr_malloc mi_attr_alloc_size(2);
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mi_decl_export void* mi_new_reallocn(void* p, size_t newcount, size_t size) mi_attr_malloc mi_attr_alloc_size2(2, 3);
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||||
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||||
#ifdef __cplusplus
|
||||
}
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||||
#endif
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||||
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||||
// ---------------------------------------------------------------------------------------------
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||||
// Implement the C++ std::allocator interface for use in STL containers.
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||||
// (note: see `mimalloc-new-delete.h` for overriding the new/delete operators globally)
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||||
// ---------------------------------------------------------------------------------------------
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||||
#ifdef __cplusplus
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||||
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||||
#include <limits> // std::numeric_limits<ptrdiff_t>
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||||
#if (__cplusplus >= 201103L) || (_MSC_VER > 1900) // C++11
|
||||
#include <type_traits> // std::true_type
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||||
#include <utility> // std::forward
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||||
#endif
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||||
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||||
template<class T> struct mi_stl_allocator {
|
||||
typedef T value_type;
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||||
typedef std::size_t size_type;
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||||
typedef std::ptrdiff_t difference_type;
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||||
typedef value_type& reference;
|
||||
typedef value_type const& const_reference;
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||||
typedef value_type* pointer;
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||||
typedef value_type const* const_pointer;
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||||
template <class U> struct rebind { typedef mi_stl_allocator<U> other; };
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||||
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||||
mi_stl_allocator() mi_attr_noexcept { }
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||||
mi_stl_allocator(const mi_stl_allocator&) mi_attr_noexcept { }
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||||
template<class U> mi_stl_allocator(const mi_stl_allocator<U>&) mi_attr_noexcept { }
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||||
mi_stl_allocator select_on_container_copy_construction() const { return *this; }
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||||
void deallocate(T* p, size_type) { mi_free(p); }
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||||
|
||||
#if (__cplusplus >= 201703L) // C++17
|
||||
T* allocate(size_type count) { return static_cast<T*>(mi_new_n(count, sizeof(T))); }
|
||||
T* allocate(size_type count, const void*) { return allocate(count); }
|
||||
#else
|
||||
pointer allocate(size_type count, const void* = 0) { return static_cast<pointer>(mi_new_n(count, sizeof(value_type))); }
|
||||
#endif
|
||||
|
||||
#if ((__cplusplus >= 201103L) || (_MSC_VER > 1900)) // C++11
|
||||
using propagate_on_container_copy_assignment = std::true_type;
|
||||
using propagate_on_container_move_assignment = std::true_type;
|
||||
using propagate_on_container_swap = std::true_type;
|
||||
using is_always_equal = std::true_type;
|
||||
template <class U, class ...Args> void construct(U* p, Args&& ...args) { ::new(p) U(std::forward<Args>(args)...); }
|
||||
template <class U> void destroy(U* p) mi_attr_noexcept { p->~U(); }
|
||||
#else
|
||||
void construct(pointer p, value_type const& val) { ::new(p) value_type(val); }
|
||||
void destroy(pointer p) { p->~value_type(); }
|
||||
#endif
|
||||
|
||||
size_type max_size() const mi_attr_noexcept { return (std::numeric_limits<difference_type>::max() / sizeof(value_type)); }
|
||||
pointer address(reference x) const { return &x; }
|
||||
const_pointer address(const_reference x) const { return &x; }
|
||||
};
|
||||
|
||||
template<class T1,class T2> bool operator==(const mi_stl_allocator<T1>& , const mi_stl_allocator<T2>& ) mi_attr_noexcept { return true; }
|
||||
template<class T1,class T2> bool operator!=(const mi_stl_allocator<T1>& , const mi_stl_allocator<T2>& ) mi_attr_noexcept { return false; }
|
||||
#endif // __cplusplus
|
||||
|
||||
#endif
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue