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speed up booting by implementing realloc+padovan

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This commit is contained in:
Krasimir Angelov
2022-02-09 10:36:42 +01:00
parent fdd33b63d9
commit 8960e00e26
7 changed files with 159 additions and 11 deletions
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14
src/runtime/c/pgf/phrasetable.cxx
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@@ -316,23 +316,19 @@ ref<PgfSequence> phrasetable_relink(PgfPhrasetable table,
size_t seq_id)
{
while (table != 0) {
size_t left_sz = table->left->sz;
size_t left_sz = (table->left==0) ? 0 : table->left->sz;
if (seq_id < left_sz)
table = table->left;
else if (seq_id == left_sz) {
size_t len = (table->value.backrefs)
? table->value.backrefs->list.len
: 0;
size_t len = (table->value.backrefs == 0)
? 0
: table->value.backrefs->list.len;
ref<PgfSequenceBackrefs> backrefs =
PgfDB::malloc<PgfSequenceBackrefs>((len+1)*sizeof(PgfSequenceBackref));
vector_resize<PgfSequenceBackrefs,PgfSequenceBackref>(table->value.backrefs, &PgfSequenceBackrefs::list, len+1);
backrefs->ref_count = 1;
backrefs->list.len = len+1;
memcpy(backrefs->list.data, table->value.backrefs->list.data, len*sizeof(PgfSequenceBackref));
backrefs->list.data[len].container = container;
backrefs->list.data[len].seq_index = seq_index;
if (table->value.backrefs != 0)
PgfSequenceBackrefs::release(table->value.backrefs);
table->value.backrefs = backrefs;
return table->value.seq;