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Implement C23's free_sized and free_aligned_sized

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[N2699 - Sized Memory Deallocation](https://www.open-std.org/jtc1/sc22/wg14/www/docs/n2699.htm)
introduced two new functions which were incorporated into the C23
standard, `free_sized` and `free_aligned_sized`. Both already have
analogues in Jemalloc, all we are doing here is adding the appropriate
wrappers.
This commit is contained in:
Kevin Svetlitski 2023-07-14 13:14:06 -07:00 • committed by Qi Wang
parent 41e0b857be
commit cdb2c0e02f
5 changed files with 75 additions and 1 deletions
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2
include/jemalloc/internal/jemalloc_internal_defs.h.in
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@ -14,6 +14,8 @@
*/
#undef JEMALLOC_OVERRIDE___LIBC_CALLOC
#undef JEMALLOC_OVERRIDE___LIBC_FREE
#undef JEMALLOC_OVERRIDE___LIBC_FREE_SIZED
#undef JEMALLOC_OVERRIDE___LIBC_FREE_ALIGNED_SIZED
#undef JEMALLOC_OVERRIDE___LIBC_MALLOC
#undef JEMALLOC_OVERRIDE___LIBC_MEMALIGN
#undef JEMALLOC_OVERRIDE___LIBC_REALLOC

3
include/jemalloc/jemalloc_protos.h.in
View file

@ -28,6 +28,9 @@ JEMALLOC_EXPORT JEMALLOC_ALLOCATOR JEMALLOC_RESTRICT_RETURN
JEMALLOC_CXX_THROW JEMALLOC_ALLOC_SIZE(2);
JEMALLOC_EXPORT void JEMALLOC_SYS_NOTHROW @je_@free(void *ptr)
JEMALLOC_CXX_THROW;
JEMALLOC_EXPORT void JEMALLOC_NOTHROW @je_@free_sized(void *ptr, size_t size);
JEMALLOC_EXPORT void JEMALLOC_NOTHROW @je_@free_aligned_sized(
void *ptr, size_t alignment, size_t size);
JEMALLOC_EXPORT JEMALLOC_ALLOCATOR JEMALLOC_RESTRICT_RETURN
void JEMALLOC_NOTHROW *@je_@mallocx(size_t size, int flags)