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sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as the current bit index with no modulo.

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* sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
	the current bit index with no modulo.

From-SVN: r100720
This commit is contained in:
Kazu Hirata 2005-06-07 20:45:08 +00:00 committed by Kazu Hirata
parent e699ee2475
commit 108267cd56
2 changed files with 9 additions and 3 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2005-06-07 Kazu Hirata <kazu@codesourcery.com>
* sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
the current bit index with no modulo.
2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
PR 18403 and meta PR 21861.

7
gcc/sbitmap.h
View File

@ -66,7 +66,7 @@ typedef struct {
/* The current word index. */
unsigned int word_num;
/* The current bit index. */
/* The current bit index (not modulo SBITMAP_ELT_BITS). */
unsigned int bit_num;
/* The words currently visited. */
@ -80,14 +80,15 @@ static inline void
sbitmap_iter_init (sbitmap_iterator *i, sbitmap bmp, unsigned int min)
{
i->word_num = min / (unsigned int) SBITMAP_ELT_BITS;
i->bit_num = min % (unsigned int) SBITMAP_ELT_BITS;
i->bit_num = min;
i->size = bmp->size;
i->ptr = bmp->elms;
if (i->word_num >= i->size)
i->word = 0;
else
i->word = i->ptr[i->word_num] >> i->bit_num;
i->word = (i->ptr[i->word_num]
>> (i->bit_num % (unsigned int) SBITMAP_ELT_BITS));
}
/* Return true if we have more bits to visit, in which case *N is set