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Improve property search. (#2232)

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JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2018-03-05 14:54:33 +01:00
committed by GitHub
parent b9f96a64d9
commit 7b0e1672ae
7 changed files with 272 additions and 127 deletions
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jerry-core/ecma/base/ecma-lcache.c
+27 -4
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@@ -175,13 +175,36 @@ ecma_lcache_lookup (ecma_object_t *object_p, /**< object */
jmem_cpointer_t object_cp;
ECMA_SET_NON_NULL_POINTER (object_cp, object_p);
size_t row_index = ecma_lcache_row_index (object_cp, ecma_string_hash (prop_name_p));
ecma_property_t prop_name_type;
jmem_cpointer_t prop_name_cp;
lit_string_hash_t name_hash;
if (ECMA_IS_DIRECT_STRING (prop_name_p))
{
prop_name_type = (ecma_property_t) ECMA_GET_DIRECT_STRING_TYPE (prop_name_p);
uintptr_t value = ECMA_GET_DIRECT_STRING_VALUE (prop_name_p);
prop_name_cp = (jmem_cpointer_t) value;
name_hash = (lit_string_hash_t) value;
if (prop_name_type == ECMA_DIRECT_STRING_MAGIC_EX)
{
name_hash = (lit_string_hash_t) (name_hash + LIT_MAGIC_STRING__COUNT);
}
}
else
{
prop_name_type = ECMA_DIRECT_STRING_PTR;
ECMA_SET_NON_NULL_POINTER (prop_name_cp, prop_name_p);
name_hash = prop_name_p->hash;
}
size_t row_index = ecma_lcache_row_index (object_cp, name_hash);
ecma_lcache_hash_entry_t *entry_p = JERRY_HASH_TABLE_CONTEXT (table) [row_index];
ecma_lcache_hash_entry_t *entry_end_p = entry_p + ECMA_LCACHE_HASH_ROW_LENGTH;
ecma_property_t prop_name_type;
jmem_cpointer_t prop_name_cp = ecma_string_to_lcache_property_name (prop_name_p, &prop_name_type);
while (entry_p < entry_end_p)
{
if (entry_p->object_cp == object_cp