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| author | Ian Lance Taylor <iant@golang.org> | 2021-09-13 10:37:49 -0700 |
|---|---|---|
| committer | Ian Lance Taylor <iant@golang.org> | 2021-09-13 10:37:49 -0700 |
| commit | e252b51ccde010cbd2a146485d8045103cd99533 (patch) | |
| tree | e060f101cdc32bf5e520de8e5275db9d4236b74c /gcc/bitmap.h | |
| parent | f10c7c4596dda99d2ee872c995ae4aeda65adbdf (diff) | |
| parent | 104c05c5284b7822d770ee51a7d91946c7e56d50 (diff) | |
| download | gcc-e252b51ccde010cbd2a146485d8045103cd99533.zip gcc-e252b51ccde010cbd2a146485d8045103cd99533.tar.gz gcc-e252b51ccde010cbd2a146485d8045103cd99533.tar.bz2 | |
Merge from trunk revision 104c05c5284b7822d770ee51a7d91946c7e56d50.
Diffstat (limited to 'gcc/bitmap.h')
| -rw-r--r-- | gcc/bitmap.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/gcc/bitmap.h b/gcc/bitmap.h index 84632af..0846f79 100644 --- a/gcc/bitmap.h +++ b/gcc/bitmap.h @@ -438,6 +438,13 @@ extern bool bitmap_set_bit (bitmap, int); /* Return true if a bit is set in a bitmap. */ extern int bitmap_bit_p (const_bitmap, int); +/* Set and get multiple bit values in a sparse bitmap. This allows a bitmap to + function as a sparse array of bit patterns where the patterns are + multiples of power of 2. This is more efficient than performing this as + multiple individual operations. */ +void bitmap_set_aligned_chunk (bitmap, unsigned int, unsigned int, BITMAP_WORD); +BITMAP_WORD bitmap_get_aligned_chunk (const_bitmap, unsigned int, unsigned int); + /* Debug functions to print a bitmap. */ extern void debug_bitmap (const_bitmap); extern void debug_bitmap_file (FILE *, const_bitmap); @@ -951,10 +958,8 @@ class auto_bitmap // Prevent making a copy that references our bitmap. auto_bitmap (const auto_bitmap &); auto_bitmap &operator = (const auto_bitmap &); -#if __cplusplus >= 201103L auto_bitmap (auto_bitmap &&); auto_bitmap &operator = (auto_bitmap &&); -#endif bitmap_head m_bits; }; |