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Improve the performance of resolve reference. (#1453)

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JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
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Zoltan Herczeg 2016-11-28 13:10:49 +01:00 committed by GitHub
parent 6d67b8dff9
commit 25f58894ef
1 changed files with 25 additions and 0 deletions
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25
jerry-core/ecma/operations/ecma-reference.c
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@ -19,6 +19,7 @@
#include "ecma-gc.h"
#include "ecma-globals.h"
#include "ecma-helpers.h"
#include "ecma-lcache.h"
#include "ecma-lex-env.h"
#include "ecma-objects.h"
#include "ecma-reference.h"
@ -88,6 +89,30 @@ ecma_op_resolve_reference_value (ecma_object_t *lex_env_p, /**< starting lexical
ecma_object_t *binding_obj_p = ecma_get_lex_env_binding_object (lex_env_p);
ecma_property_t *property_p = ecma_lcache_lookup (binding_obj_p, name_p);
if (property_p != NULL)
{
ecma_property_value_t *prop_value_p = ECMA_PROPERTY_VALUE_PTR (property_p);
if (ECMA_PROPERTY_GET_TYPE (*property_p) == ECMA_PROPERTY_TYPE_NAMEDDATA)
{
return ecma_fast_copy_value (prop_value_p->value);
}
JERRY_ASSERT (ECMA_PROPERTY_GET_TYPE (*property_p) == ECMA_PROPERTY_TYPE_NAMEDACCESSOR);
ecma_object_t *getter_p = ecma_get_named_accessor_property_getter (prop_value_p);
if (getter_p == NULL)
{
return ecma_make_simple_value (ECMA_SIMPLE_VALUE_UNDEFINED);
}
ecma_value_t base_value = ecma_make_object_value (binding_obj_p);
return ecma_op_function_call (getter_p, base_value, NULL, 0);
}
ecma_value_t prop_value = ecma_op_object_find (binding_obj_p, name_p);
if (ecma_is_value_found (prop_value))