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https://github.com/microsoft/mimalloc.git
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89 lines
4.4 KiB
C++
89 lines
4.4 KiB
C++
/* ----------------------------------------------------------------------------
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Copyright (c) 2018,2019 Microsoft Research, Daan Leijen
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This is free software; you can redistribute it and/or modify it under the
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terms of the MIT license. A copy of the license can be found in the file
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"LICENSE" at the root of this distribution.
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-----------------------------------------------------------------------------*/
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#pragma once
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#ifndef MIMALLOC_OVERRIDE_H
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#define MIMALLOC_OVERRIDE_H
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#include "mimalloc.h"
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// Standard C allocation
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#define malloc(n) mi_malloc(n)
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#define calloc(n,c) mi_calloc(n,c)
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#define realloc(p,n) mi_realloc(p,n)
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#define free(p) mi_free(p)
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#define strdup(s) mi_strdup(s)
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#define strndup(s) mi_strndup(s)
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#define realpath(f,n) mi_realpath(f,n)
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// Microsoft extensions
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#define _expand(p,n) mi_expand(p,n)
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#define _msize(p) mi_usable_size(p)
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#define _recalloc(p,n,c) mi_recalloc(p,n,c)
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#define _dupenv_s(b,n,v) mi_dupenv_s(b,n,v)
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#define _wdupenv_s(b,n,v) mi_wdupenv_s(b,n,v)
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// Various Posix and Unix variants
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#define reallocf(p,n) mi_reallocf(p,n)
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#define malloc_size(p) mi_usable_size(p)
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#define malloc_usable_size(p) mi_usable_size(p)
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#define cfree(p) mi_free(p)
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#define valloc(n) mi_valloc(n)
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#define pvalloc(n) mi_pvalloc(n)
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#define reallocarray(p,s,n) mi_reallocarray(p,s,n)
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#define memalign(a,n) mi_memalign(a,n)
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#define aligned_alloc(a,n) mi_aligned_alloc(a,n)
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#define posix_memalign(p,a,n) mi_posix_memalign(p,a,n)
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#define _posix_memalign(p,a,n) mi_posix_memalign(p,a,n)
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// Microsoft aligned variants
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#define _aligned_malloc(n,a) mi_malloc_aligned(n,a)
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#define _aligned_realloc(p,n,a) mi_realloc_aligned(p,n,a)
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#define _aligned_recalloc(p,s,n,a) mi_aligned_recalloc(p,s,n,a)
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#define _aligned_msize(p,a,o) mi_usable_size(p)
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#define _aligned_offset_malloc(n,a,o) mi_malloc_aligned_at(n,a,o)
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#define _aligned_offset_realloc(p,n,a,o) mi_realloc_aligned_at(p,n,a,o)
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#define _aligned_offset_recalloc(p,s,n,a,o) mi_recalloc_aligned_at(p,s,n,a,o)
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// ------------------------------------------------------
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// With a C++ compiler we override the new/delete operators.
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// see <https://en.cppreference.com/w/cpp/memory/new/operator_new>
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// ------------------------------------------------------
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#ifdef __cplusplus
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#include <new>
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void operator delete(void* p) noexcept { mi_free(p); };
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void operator delete[](void* p) noexcept { mi_free(p); };
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void* operator new(std::size_t n) noexcept(false) { return mi_new(n); }
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void* operator new[](std::size_t n) noexcept(false) { return mi_new(n); }
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void* operator new (std::size_t n, const std::nothrow_t& tag) noexcept { (void)(tag); return mi_new_nothrow(n); }
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void* operator new[](std::size_t n, const std::nothrow_t& tag) noexcept { (void)(tag); return mi_new_nothrow(n); }
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#if (__cplusplus >= 201402L || _MSC_VER >= 1916)
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void operator delete (void* p, std::size_t n) { mi_free_size(p,n); };
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void operator delete[](void* p, std::size_t n) { mi_free_size(p,n); };
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#endif
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#if (__cplusplus > 201402L || defined(__cpp_aligned_new))
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void operator delete (void* p, std::align_val_t al) noexcept { mi_free_aligned(p, static_cast<size_t>(al)); }
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void operator delete[](void* p, std::align_val_t al) noexcept { mi_free_aligned(p, static_cast<size_t>(al)); }
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void operator delete (void* p, std::size_t n, std::align_val_t al) noexcept { mi_free_size_aligned(p, n, static_cast<size_t>(al)); };
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void operator delete[](void* p, std::size_t n, std::align_val_t al) noexcept { mi_free_size_aligned(p, n, static_cast<size_t>(al)); };
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void* operator new( std::size_t n, std::align_val_t al) noexcept(false) { return mi_new_aligned(n, static_cast<size_t>(al)); }
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void* operator new[]( std::size_t n, std::align_val_t al) noexcept(false) { return mi_new_aligned(n, static_cast<size_t>(al)); }
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void* operator new (std::size_t n, std::align_val_t al, const std::nothrow_t&) noexcept { return mi_new_aligned_nothrow(n, static_cast<size_t>(al)); }
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void* operator new[](std::size_t n, std::align_val_t al, const std::nothrow_t&) noexcept { return mi_new_aligned_nothrow(n, static_cast<size_t>(al)); }
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#endif
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#endif
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#endif MIMALLOC_OVERRIDE_H
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