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add comment about special small size classes

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Daniel Micay 2022-01-16 20:50:49 -05:00
parent 422ee78b3e
commit 8d61e63274
1 changed files with 1 additions and 0 deletions
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h_malloc.c
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@ -193,6 +193,7 @@ static inline struct size_info get_size_info(size_t size) {
if (size == 0) { if (size == 0) {
return (struct size_info){0, 0}; return (struct size_info){0, 0};
} }
// size <= 64 is needed for correctness and raising it to size <= 128 is an optimization
if (size <= 128) { if (size <= 128) {
return (struct size_info){align(size, 16), ((size - 1) >> 4) + 1}; return (struct size_info){align(size, 16), ((size - 1) >> 4) + 1};
} }