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Move some bitmap logic out of bitmapset.c 

Move the logic for selecting appropriate pg_bitutils.h
functions based on word size to bitmapset.h for wider
visibility.

Reviewed (in a previous version) by Tom Lane
Discussion: https://postgr.es/m/CAFBsxsFW2JjTo58jtDB%2B3sZhxMx3t-3evew8%3DAcr%2BGGhC%2BkFaA%40mail.gmail.com
This commit is contained in:
John Naylor 2022-12-06 13:39:41 +07:00
parent 9f225e992b
commit 3e76a806cb
2 changed files with 13 additions and 13 deletions
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13
src/backend/nodes/bitmapset.c
View File

@ -71,19 +71,6 @@
#define HAS_MULTIPLE_ONES(x) ((bitmapword) RIGHTMOST_ONE(x) != (x))
/* Select appropriate bit-twiddling functions for bitmap word size */
#if BITS_PER_BITMAPWORD == 32
#define bmw_leftmost_one_pos(w) pg_leftmost_one_pos32(w)
#define bmw_rightmost_one_pos(w) pg_rightmost_one_pos32(w)
#define bmw_popcount(w) pg_popcount32(w)
#elif BITS_PER_BITMAPWORD == 64
#define bmw_leftmost_one_pos(w) pg_leftmost_one_pos64(w)
#define bmw_rightmost_one_pos(w) pg_rightmost_one_pos64(w)
#define bmw_popcount(w) pg_popcount64(w)
#else
#error "invalid BITS_PER_BITMAPWORD"
#endif
#ifdef USE_ASSERT_CHECKING
/*
* bms_is_valid_set - for cassert builds to check for valid sets

13
src/include/nodes/bitmapset.h
View File

@ -73,6 +73,19 @@ typedef enum
BMS_MULTIPLE, /* >1 member */
} BMS_Membership;
/* Select appropriate bit-twiddling functions for bitmap word size */
#if BITS_PER_BITMAPWORD == 32
#define bmw_leftmost_one_pos(w) pg_leftmost_one_pos32(w)
#define bmw_rightmost_one_pos(w) pg_rightmost_one_pos32(w)
#define bmw_popcount(w) pg_popcount32(w)
#elif BITS_PER_BITMAPWORD == 64
#define bmw_leftmost_one_pos(w) pg_leftmost_one_pos64(w)
#define bmw_rightmost_one_pos(w) pg_rightmost_one_pos64(w)
#define bmw_popcount(w) pg_popcount64(w)
#else
#error "invalid BITS_PER_BITMAPWORD"
#endif
/*
* function prototypes in nodes/bitmapset.c