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Implement fast access mode arrays (#3028)

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JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
This commit is contained in:
Robert Fancsik
2019-08-30 15:18:15 +02:00
committed by GitHub
parent c6a4a86257
commit 2f1908f894
15 changed files with 982 additions and 262 deletions
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jerry-core/vm/vm-utils.c
+3 -14
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@@ -70,6 +70,7 @@ vm_get_backtrace (uint32_t max_depth) /**< maximum backtrace depth, 0 = unlimite
vm_frame_ctx_t *context_p = JERRY_CONTEXT (vm_top_context_p);
ecma_object_t *array_p = ecma_get_object_from_value (result_array);
JERRY_ASSERT (((ecma_extended_object_t *) array_p)->u.array.is_fast_mode);
uint32_t index = 0;
while (context_p != NULL)
@@ -98,15 +99,10 @@ vm_get_backtrace (uint32_t max_depth) /**< maximum backtrace depth, 0 = unlimite
ecma_deref_ecma_string (line_str_p);
ecma_string_t *index_str_p = ecma_new_ecma_string_from_uint32 (index);
ecma_property_value_t *prop_value_p;
prop_value_p = ecma_create_named_data_property (array_p,
index_str_p,
ECMA_PROPERTY_CONFIGURABLE_ENUMERABLE_WRITABLE,
NULL);
ecma_fast_array_set_property (array_p, index_str_p, ecma_make_string_value (str_p));
ecma_deref_ecma_string (str_p);
ecma_deref_ecma_string (index_str_p);
prop_value_p->value = ecma_make_string_value (str_p);
context_p = context_p->prev_context_p;
index++;
@@ -116,13 +112,6 @@ vm_get_backtrace (uint32_t max_depth) /**< maximum backtrace depth, 0 = unlimite
}
}
if (index > 0)
{
JERRY_ASSERT (ecma_get_object_type (array_p) == ECMA_OBJECT_TYPE_ARRAY);
((ecma_extended_object_t *) array_p)->u.array.length = index;
}
return result_array;
#else /* !ENABLED (JERRY_LINE_INFO) */
JERRY_UNUSED (max_depth);