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Removing runtime checks for reading / writing 'arguments' variable in CompactProfile mode (the checks should be performed during parsing).

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This commit is contained in:
Ruben Ayrapetyan 2014-11-20 18:24:26 +03:00
parent d7764dfc6e
commit f5ffae0fec
1 changed files with 12 additions and 19 deletions
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31
src/libecmaoperations/ecma-lex-env.c
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@ -68,21 +68,6 @@ ecma_op_has_binding (ecma_object_t *lex_env_p, /**< lexical environment */
{
case ECMA_LEXICAL_ENVIRONMENT_DECLARATIVE:
{
#ifdef CONFIG_ECMA_COMPACT_PROFILE
ecma_string_t *arguments_magic_string_p = ecma_get_magic_string (ECMA_MAGIC_STRING_ARGUMENTS);
bool is_equal = false;
if (ecma_compare_ecma_strings (name_p, arguments_magic_string_p))
{
is_equal = true;
}
ecma_deref_ecma_string (arguments_magic_string_p);
if (is_equal)
{
return true;
}
#endif /* CONFIG_ECMA_COMPACT_PROFILE */
ecma_property_t *property_p = ecma_find_named_property (lex_env_p, name_p);
return (property_p != NULL);
@ -195,7 +180,8 @@ ecma_op_set_mutable_binding (ecma_object_t *lex_env_p, /**< lexical environment
{
case ECMA_LEXICAL_ENVIRONMENT_DECLARATIVE:
{
#ifdef CONFIG_ECMA_COMPACT_PROFILE
#ifndef JERRY_NDEBUG
# ifdef CONFIG_ECMA_COMPACT_PROFILE
bool is_equal = false;
ecma_string_t *arguments_magic_string_p = ecma_get_magic_string (ECMA_MAGIC_STRING_ARGUMENTS);
@ -205,11 +191,14 @@ ecma_op_set_mutable_binding (ecma_object_t *lex_env_p, /**< lexical environment
}
ecma_deref_ecma_string (arguments_magic_string_p);
JERRY_ASSERT (!is_equal);
if (is_equal)
{
return ecma_make_throw_obj_completion_value (ecma_builtin_get (ECMA_BUILTIN_ID_COMPACT_PROFILE_ERROR));
}
#endif /* CONFIG_ECMA_COMPACT_PROFILE */
# endif /* CONFIG_ECMA_COMPACT_PROFILE */
#endif /* !JERRY_NDEBUG */
ecma_property_t *property_p = ecma_get_named_data_property (lex_env_p, name_p);
@ -272,7 +261,8 @@ ecma_op_get_binding_value (ecma_object_t *lex_env_p, /**< lexical environment */
{
case ECMA_LEXICAL_ENVIRONMENT_DECLARATIVE:
{
#ifdef CONFIG_ECMA_COMPACT_PROFILE
#ifndef JERRY_NDEBUG
# ifdef CONFIG_ECMA_COMPACT_PROFILE
bool is_equal = false;
ecma_string_t *arguments_magic_string_p = ecma_get_magic_string (ECMA_MAGIC_STRING_ARGUMENTS);
@ -282,11 +272,14 @@ ecma_op_get_binding_value (ecma_object_t *lex_env_p, /**< lexical environment */
}
ecma_deref_ecma_string (arguments_magic_string_p);
JERRY_ASSERT (!is_equal);
if (is_equal)
{
return ecma_make_throw_obj_completion_value (ecma_builtin_get (ECMA_BUILTIN_ID_COMPACT_PROFILE_ERROR));
}
#endif /* CONFIG_ECMA_COMPACT_PROFILE */
# endif /* CONFIG_ECMA_COMPACT_PROFILE */
#endif /* !JERRY_NDEBUG */
ecma_property_t *property_p = ecma_get_named_data_property (lex_env_p, name_p);