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fix padding check for aligned allocation; improve perf for small aligned allocations

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daan 2020-01-31 13:20:02 -08:00
parent 7ff3ec2bf7
commit 4531367de2
5 changed files with 53 additions and 47 deletions
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15
include/mimalloc-types.h
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@ -54,16 +54,19 @@ terms of the MIT license. A copy of the license can be found in the file
#define MI_ENCODE_FREELIST 1
#endif
// Reserve extra padding at the end of each block; must be a multiple of `sizeof(intptr_t)`!
// Reserve extra padding at the end of each block; must be a multiple of `2*sizeof(intptr_t)`!
// If free lists are encoded, the padding is checked if it was modified on free.
#if (!defined(MI_PADDING))
#if (MI_SECURE>=3 || MI_DEBUG>=1)
#define MI_PADDING MI_MAX_ALIGN_SIZE
#if (!defined(MI_PADDING) && (MI_SECURE>=3 || MI_DEBUG>=1))
#define MI_PADDING
#endif
#if defined(MI_PADDING)
#define MI_PADDING_SIZE (2*sizeof(intptr_t))
#else
#define MI_PADDING 0
#endif
#define MI_PADDING_SIZE 0
#endif
// ------------------------------------------------------
// Platform specific values
// ------------------------------------------------------