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[set] Actually commit fixes mentioned in previous commit!

This commit is contained in:
Behdad Esfahbod 2017-12-02 15:22:04 -08:00
parent 20b4672754
commit eeb26d21d4
1 changed files with 8 additions and 1 deletions
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9
src/hb-set-private.hh
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@ -35,6 +35,9 @@
* hb_set_t
*/
/* TODO Keep a free-list so we can free pages that are completely zeroed. At that
* point maybe also use a sentinel value for "all-1" pages? */
struct hb_set_t
{
struct page_map_t
@ -74,6 +77,7 @@ struct hb_set_t
else
{
*la |= ~(mask (a) - 1);
la++;
memset (la, 0xff, (char *) lb - (char *) la);
@ -217,7 +221,7 @@ struct hb_set_t
}
inline void add_range (hb_codepoint_t a, hb_codepoint_t b)
{
if (unlikely (in_error || a > b)) return;
if (unlikely (in_error || a > b || a == INVALID || b == INVALID)) return;
unsigned int ma = get_major (a);
unsigned int mb = get_major (b);
if (ma == mb)
@ -239,6 +243,8 @@ struct hb_set_t
page->init1 ();
}
page = page_for_insert (b);
if (unlikely (!page)) return;
page->add_range (major_start (mb), b);
}
}
@ -252,6 +258,7 @@ struct hb_set_t
}
inline void del_range (hb_codepoint_t a, hb_codepoint_t b)
{
/* TODO Optimize, like add_range(). */
if (unlikely (in_error)) return;
for (unsigned int i = a; i < b + 1; i++)
del (i);