diff options
Diffstat (limited to 'ewah')
| -rw-r--r-- | ewah/ewah_bitmap.c | 73 | ||||
| -rw-r--r-- | ewah/ewok.h | 5 |
2 files changed, 0 insertions, 78 deletions
diff --git a/ewah/ewah_bitmap.c b/ewah/ewah_bitmap.c index 5a4d3a6eb6..559adde37c 100644 --- a/ewah/ewah_bitmap.c +++ b/ewah/ewah_bitmap.c @@ -459,79 +459,6 @@ void ewah_xor( out->bit_size = max_size(ewah_i->bit_size, ewah_j->bit_size); } -void ewah_and_not( - struct ewah_bitmap *ewah_i, - struct ewah_bitmap *ewah_j, - struct ewah_bitmap *out) -{ - struct rlw_iterator rlw_i; - struct rlw_iterator rlw_j; - size_t literals; - - rlwit_init(&rlw_i, ewah_i); - rlwit_init(&rlw_j, ewah_j); - - while (rlwit_word_size(&rlw_i) > 0 && rlwit_word_size(&rlw_j) > 0) { - while (rlw_i.rlw.running_len > 0 || rlw_j.rlw.running_len > 0) { - struct rlw_iterator *prey, *predator; - - if (rlw_i.rlw.running_len < rlw_j.rlw.running_len) { - prey = &rlw_i; - predator = &rlw_j; - } else { - prey = &rlw_j; - predator = &rlw_i; - } - - if ((predator->rlw.running_bit && prey == &rlw_i) || - (!predator->rlw.running_bit && prey != &rlw_i)) { - ewah_add_empty_words(out, 0, - predator->rlw.running_len); - rlwit_discard_first_words(prey, - predator->rlw.running_len); - rlwit_discard_first_words(predator, - predator->rlw.running_len); - } else { - size_t index; - int negate_words; - - negate_words = (&rlw_i != prey); - index = rlwit_discharge(prey, out, - predator->rlw.running_len, negate_words); - ewah_add_empty_words(out, negate_words, - predator->rlw.running_len - index); - rlwit_discard_first_words(predator, - predator->rlw.running_len); - } - } - - literals = min_size( - rlw_i.rlw.literal_words, - rlw_j.rlw.literal_words); - - if (literals) { - size_t k; - - for (k = 0; k < literals; ++k) { - ewah_add(out, - rlw_i.buffer[rlw_i.literal_word_start + k] & - ~(rlw_j.buffer[rlw_j.literal_word_start + k]) - ); - } - - rlwit_discard_first_words(&rlw_i, literals); - rlwit_discard_first_words(&rlw_j, literals); - } - } - - if (rlwit_word_size(&rlw_i) > 0) - rlwit_discharge(&rlw_i, out, ~0, 0); - else - rlwit_discharge_empty(&rlw_j, out); - - out->bit_size = max_size(ewah_i->bit_size, ewah_j->bit_size); -} - void ewah_or( struct ewah_bitmap *ewah_i, struct ewah_bitmap *ewah_j, diff --git a/ewah/ewok.h b/ewah/ewok.h index 1476bd18ba..0ee0c70217 100644 --- a/ewah/ewok.h +++ b/ewah/ewok.h @@ -169,11 +169,6 @@ void ewah_or( struct ewah_bitmap *ewah_j, struct ewah_bitmap *out); -void ewah_and_not( - struct ewah_bitmap *ewah_i, - struct ewah_bitmap *ewah_j, - struct ewah_bitmap *out); - void ewah_xor( struct ewah_bitmap *ewah_i, struct ewah_bitmap *ewah_j, |