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Allow larger bfd_default_hash_table_size

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* hash.c (bfd_hash_set_default_size): Use higher_prime_number
	rather than another copy of primes.  Increase maximum default
	size allowed.
This commit is contained in:
Alan Modra
2020-08-14 17:45:13 +09:30
parent 82fcdb3938
commit 19bddbe95c
2 changed files with 18 additions and 13 deletions
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6
bfd/ChangeLog
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@@ -1,3 +1,9 @@
2020-08-14 Alan Modra <amodra@gmail.com>
* hash.c (bfd_hash_set_default_size): Use higher_prime_number
rather than another copy of primes. Increase maximum default
size allowed.
2020-08-13 Alan Modra <amodra@gmail.com> 2020-08-13 Alan Modra <amodra@gmail.com>
* config.bfd: Obsolete arm*-*-symbianelf*, and ia64*-*-*. * config.bfd: Obsolete arm*-*-symbianelf*, and ia64*-*-*.

25
bfd/hash.c
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@@ -664,19 +664,18 @@ bfd_hash_traverse (struct bfd_hash_table *table,
unsigned long unsigned long
bfd_hash_set_default_size (unsigned long hash_size) bfd_hash_set_default_size (unsigned long hash_size)
{ {
/* Extend this prime list if you want more granularity of hash table size. */ /* These silly_size values result in around 1G and 32M of memory
static const unsigned long hash_size_primes[] = being allocated for the table of pointers. Note that the number
{ of elements allocated will be almost twice the size of any power
31, 61, 127, 251, 509, 1021, 2039, 4091, 8191, 16381, 32749, 65537 of two chosen here. */
}; unsigned long silly_size = sizeof (size_t) > 4 ? 0x4000000 : 0x400000;
unsigned int _index; if (hash_size > silly_size)
hash_size = silly_size;
/* Work out best prime number near the hash_size. */ else if (hash_size != 0)
for (_index = 0; _index < ARRAY_SIZE (hash_size_primes) - 1; ++_index) hash_size--;
if (hash_size <= hash_size_primes[_index]) hash_size = higher_prime_number (hash_size);
break; BFD_ASSERT (hash_size != 0);
bfd_default_hash_table_size = hash_size;
bfd_default_hash_table_size = hash_size_primes[_index];
return bfd_default_hash_table_size; return bfd_default_hash_table_size;
} }