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| author | nathan <nathan@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-11-02 09:56:12 +0000 |
|---|---|---|
| committer | nathan <nathan@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-11-02 09:56:12 +0000 |
| commit | 215768315efa12277535db11b94e39cdea0d981a (patch) | |
| tree | 01db73d0a68c2e2de0213a73d4f7c8d2b5d8ce66 /gcc/bitmap.h | |
| parent | 54a7017338e5eff45cd4e4e8927f8398def98fa8 (diff) | |
| download | gcc-215768315efa12277535db11b94e39cdea0d981a.tar.gz | |
* bitmap.h (bitmap_equal_p): Return bool.
(bitmap_intersect_p, bitmap_intersect_compl_p): Declare.
* bitmap.c (bitmap_equal_p): Return bool. Compare directly.
(bitmap_intersect_p, bitmap_intersect_compl_p): New.
* flow.c (calculate_global_regs_live): Use bitmap_intersect_p and
bitmap_intersect_compl_p.
* ifcvt (dead_or_predicable): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@89981 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/bitmap.h')
| -rw-r--r-- | gcc/bitmap.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/gcc/bitmap.h b/gcc/bitmap.h index 67eb9d2ef47..767fafa3b98 100644 --- a/gcc/bitmap.h +++ b/gcc/bitmap.h @@ -85,8 +85,16 @@ extern void bitmap_clear (bitmap); extern void bitmap_copy (bitmap, bitmap); /* True if two bitmaps are identical. */ -extern int bitmap_equal_p (bitmap, bitmap); +extern bool bitmap_equal_p (bitmap, bitmap); +/* True if the bitmaps intersect (their AND is non-empty). */ +extern bool bitmap_intersect_p (bitmap, bitmap); + +/* True if the complement of the second intersects the first (their + AND_COMPL is non-empty). */ +extern bool bitmap_intersect_compl_p (bitmap, bitmap); + +/* True if MAP is an empty bitmap. */ #define bitmap_empty_p(MAP) (!(MAP)->first) /* Perform an operation on two bitmaps, yielding a third. */ |