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ewah_bitmap: delete unused 'ewah_or()'

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Reported-by: Ramsay Jones <ramsay@ramsayjones.plus.com>
Signed-off-by: Derrick Stolee <dstolee@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Derrick Stolee 2018-06-15 18:27:50 +00:00 committed by Junio C Hamano
parent 44301d2b76
commit a9fda811fc
2 changed files with 0 additions and 74 deletions
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69
ewah/ewah_bitmap.c
View File

@ -440,75 +440,6 @@ void ewah_xor(
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,
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) {
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 = rlwit_discharge(prey, out,
predator->rlw.running_len, 0);
ewah_add_empty_words(out, 0,
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(&rlw_j, out, ~0, 0);
out->bit_size = max_size(ewah_i->bit_size, ewah_j->bit_size);
}
#define BITMAP_POOL_MAX 16
static struct ewah_bitmap *bitmap_pool[BITMAP_POOL_MAX];
static size_t bitmap_pool_size;

5
ewah/ewok.h
View File

@ -157,11 +157,6 @@ void ewah_iterator_init(struct ewah_iterator *it, struct ewah_bitmap *parent);
*/
int ewah_iterator_next(eword_t *next, struct ewah_iterator *it);
void ewah_or(
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,