void
jsp_early_error_emit_error_on_eval_and_arguments (literal_t lit, /**< literal to check */
locus loc) /**< location of the literal in source code */
{
if (lit_literal_equal_type_utf8 (lit,
lit_get_magic_string_utf8 (LIT_MAGIC_STRING_ARGUMENTS),
lit_get_magic_string_size (LIT_MAGIC_STRING_ARGUMENTS))
|| lit_literal_equal_type_utf8 (lit,
lit_get_magic_string_utf8 (LIT_MAGIC_STRING_EVAL),
lit_get_magic_string_size (LIT_MAGIC_STRING_EVAL)))
{
PARSE_ERROR (JSP_EARLY_ERROR_SYNTAX, "'eval' and 'arguments' are not allowed here in strict mode", loc);
}
}
static void
emit_error_on_eval_and_arguments (operand op, locus loc __attr_unused___)
{
if (op.type == OPERAND_LITERAL)
{
if (lit_literal_equal_type_utf8 (lit_get_literal_by_cp (op.data.lit_id),
lit_get_magic_string_utf8 (LIT_MAGIC_STRING_ARGUMENTS),
lit_get_magic_string_size (LIT_MAGIC_STRING_ARGUMENTS))
|| lit_literal_equal_type_utf8 (lit_get_literal_by_cp (op.data.lit_id),
lit_get_magic_string_utf8 (LIT_MAGIC_STRING_EVAL),
lit_get_magic_string_size (LIT_MAGIC_STRING_EVAL)))
{
PARSE_ERROR ("'eval' and 'arguments' are not allowed here in strict mode", loc);
}
}
}
/**
* Check if two literals are equal
*
* @return true if equal
* false otherwise
*/
bool
lit_literal_equal (literal_t lit1, /**< first literal */
literal_t lit2) /**< second literal */
{
switch (lit2->get_type ())
{
case lit_literal_storage_t::LIT_STR:
{
return lit_literal_equal_charset_rec (lit1, static_cast<lit_charset_record_t *>(lit2));
}
case lit_literal_storage_t::LIT_MAGIC_STR:
{
lit_magic_string_id_t magic_str_id = lit_magic_record_get_magic_str_id (lit2);
return lit_literal_equal_utf8 (lit1,
lit_get_magic_string_utf8 (magic_str_id),
lit_get_magic_string_size (magic_str_id));
}
case lit_literal_storage_t::LIT_MAGIC_STR_EX:
{
lit_magic_string_ex_id_t magic_str_ex_id = lit_magic_record_ex_get_magic_str_id (lit2);
return lit_literal_equal_utf8 (lit1,
lit_get_magic_string_ex_utf8 (magic_str_ex_id),
lit_get_magic_string_ex_size (magic_str_ex_id));
}
case lit_literal_storage_t::LIT_NUMBER:
{
return lit_literal_equal_num (lit1, static_cast<lit_number_record_t *>(lit2)->get_number ());
}
default:
{
JERRY_UNREACHABLE ();
}
}
} /* lit_literal_equal */
/**
* Get the contents of the literal as a zero-terminated string.
* If literal is a magic string record, the corresponding string is not copied to the buffer,
* but is returned directly.
*
* @return pointer to the zero-terminated string.
*/
const lit_utf8_byte_t *
lit_literal_to_utf8_string (literal_t lit, /**< literal to be processed */
lit_utf8_byte_t *buff_p, /**< buffer to use as a string storage */
size_t size) /**< size of the buffer */
{
JERRY_ASSERT (buff_p != NULL && size > 0);
rcs_record_t::type_t type = lit->get_type ();
switch (type)
{
case LIT_STR_T:
{
lit_charset_record_t *ch_rec_p = static_cast<lit_charset_record_t *> (lit);
ch_rec_p->get_charset (buff_p, size);
return buff_p;
}
case LIT_MAGIC_STR_T:
{
return lit_get_magic_string_utf8 (lit_magic_record_get_magic_str_id (lit));
}
case LIT_MAGIC_STR_EX_T:
{
return lit_get_magic_string_ex_utf8 (lit_magic_record_ex_get_magic_str_id (lit));
}
case LIT_NUMBER_T:
{
ecma_number_to_utf8_string (static_cast<lit_number_record_t *> (lit)->get_number (), buff_p, (ssize_t)size);
return buff_p;
}
default: JERRY_UNREACHABLE ();
}
JERRY_UNREACHABLE ();
} /* lit_literal_to_utf8_string */
/**
* Get length of ecma-string
*
* @return number of characters in the string
*/
ecma_length_t
ecma_string_get_length (const ecma_string_t *string_p) /**< ecma-string */
{
switch (ECMA_STRING_GET_CONTAINER (string_p))
{
case ECMA_STRING_CONTAINER_HEAP_UTF8_STRING:
{
return (ecma_length_t) (string_p->u.utf8_string.length);
}
case ECMA_STRING_CONTAINER_UINT32_IN_DESC:
{
return ecma_string_get_number_in_desc_size (string_p->u.uint32_number);
}
case ECMA_STRING_CONTAINER_MAGIC_STRING:
{
JERRY_ASSERT (ECMA_STRING_IS_ASCII (lit_get_magic_string_utf8 (string_p->u.magic_string_id),
lit_get_magic_string_size (string_p->u.magic_string_id)));
return lit_get_magic_string_size (string_p->u.magic_string_id);
}
default:
{
JERRY_ASSERT (ECMA_STRING_GET_CONTAINER (string_p) == ECMA_STRING_CONTAINER_MAGIC_STRING_EX);
JERRY_ASSERT (ECMA_STRING_IS_ASCII (lit_get_magic_string_ex_utf8 (string_p->u.magic_string_ex_id),
lit_get_magic_string_ex_size (string_p->u.magic_string_ex_id)));
return lit_get_magic_string_ex_size (string_p->u.magic_string_ex_id);
}
}
} /* ecma_string_get_length */
static void
emit_error_on_eval_and_arguments (jsp_operand_t op, locus loc __attr_unused___)
{
if (op.is_literal_operand ())
{
if (lit_literal_equal_type_utf8 (lit_get_literal_by_cp (op.get_literal ()),
lit_get_magic_string_utf8 (LIT_MAGIC_STRING_ARGUMENTS),
lit_get_magic_string_size (LIT_MAGIC_STRING_ARGUMENTS))
|| lit_literal_equal_type_utf8 (lit_get_literal_by_cp (op.get_literal ()),
lit_get_magic_string_utf8 (LIT_MAGIC_STRING_EVAL),
lit_get_magic_string_size (LIT_MAGIC_STRING_EVAL)))
{
PARSE_ERROR (JSP_EARLY_ERROR_SYNTAX, "'eval' and 'arguments' are not allowed here in strict mode", loc);
}
}
}
/**
* Compare utf-8 string and magic string for equality
*
* @return true if strings are equal
* false otherwise
*/
bool
lit_compare_utf8_string_and_magic_string (const lit_utf8_byte_t *string_p, /**< utf-8 string */
lit_utf8_size_t string_size, /**< string size in bytes */
lit_magic_string_id_t magic_string_id) /**< magic string's id */
{
return lit_compare_utf8_strings (string_p,
string_size,
lit_get_magic_string_utf8 (magic_string_id),
lit_get_magic_string_size (magic_string_id));
} /* lit_compare_utf8_string_and_magic_string */
/**
* Find a literal in literal storage.
* Only charset and magic string records are checked during search.
*
* @return pointer to a literal or NULL if no corresponding literal exists
*/
literal_t
lit_find_literal_by_utf8_string (const lit_utf8_byte_t *str_p, /**< a string to search for */
lit_utf8_size_t str_size) /**< length of the string */
{
JERRY_ASSERT (str_p || !str_size);
for (literal_t lit = lit_storage.get_first (); lit != NULL; lit = lit_storage.get_next (lit))
{
rcs_record_t::type_t type = lit->get_type ();
if (type == LIT_STR_T)
{
if (static_cast<lit_charset_record_t *>(lit)->get_length () != str_size)
{
continue;
}
if (!static_cast<lit_charset_record_t *>(lit)->compare_utf8 (str_p, str_size))
{
return lit;
}
}
else if (type == LIT_MAGIC_STR_T)
{
lit_magic_string_id_t magic_id = lit_magic_record_get_magic_str_id (lit);
const lit_utf8_byte_t *magic_str_p = lit_get_magic_string_utf8 (magic_id);
if (lit_zt_utf8_string_size (magic_str_p) != str_size)
{
continue;
}
if (!strncmp ((const char *) magic_str_p, (const char *) str_p, str_size))
{
return lit;
}
}
else if (type == LIT_MAGIC_STR_EX_T)
{
lit_magic_string_ex_id_t magic_id = lit_magic_record_ex_get_magic_str_id (lit);
const lit_utf8_byte_t *magic_str_p = lit_get_magic_string_ex_utf8 (magic_id);
if (lit_zt_utf8_string_size (magic_str_p) != str_size)
{
continue;
}
if (!strncmp ((const char *) magic_str_p, (const char *) str_p, str_size))
{
return lit;
}
}
}
return NULL;
} /* lit_find_literal_by_utf8_string */
/**
* Initialize ecma-string descriptor with specified magic string
*/
static void
ecma_init_ecma_string_from_magic_string_id (ecma_string_t *string_p, /**< descriptor to initialize */
lit_magic_string_id_t magic_string_id) /**< identifier of
the magic string */
{
string_p->refs_and_container = ECMA_STRING_CONTAINER_MAGIC_STRING | ECMA_STRING_REF_ONE;
string_p->hash = lit_utf8_string_calc_hash (lit_get_magic_string_utf8 (magic_string_id),
lit_get_magic_string_size (magic_string_id));
string_p->u.common_field = 0;
string_p->u.magic_string_id = magic_string_id;
} /* ecma_init_ecma_string_from_magic_string_id */
/**
* Convert ecma-string's contents to a cesu-8 string and put it to the buffer.
* It is the caller's responsibility to make sure that the string fits in the buffer.
*
* @return number of bytes, actually copied to the buffer.
*/
lit_utf8_size_t __attr_return_value_should_be_checked___
ecma_string_copy_to_utf8_buffer (const ecma_string_t *string_desc_p, /**< ecma-string descriptor */
lit_utf8_byte_t *buffer_p, /**< destination buffer pointer
* (can be NULL if buffer_size == 0) */
lit_utf8_size_t buffer_size) /**< size of buffer */
{
JERRY_ASSERT (string_desc_p != NULL);
JERRY_ASSERT (string_desc_p->refs_and_container >= ECMA_STRING_REF_ONE);
JERRY_ASSERT (buffer_p != NULL || buffer_size == 0);
JERRY_ASSERT (ecma_string_get_size (string_desc_p) <= buffer_size);
lit_utf8_size_t size;
switch (ECMA_STRING_GET_CONTAINER (string_desc_p))
{
case ECMA_STRING_CONTAINER_HEAP_UTF8_STRING:
{
size = string_desc_p->u.utf8_string.size;
memcpy (buffer_p, string_desc_p + 1, size);
break;
}
case ECMA_STRING_CONTAINER_UINT32_IN_DESC:
{
const uint32_t uint32_number = string_desc_p->u.uint32_number;
size = ecma_uint32_to_utf8_string (uint32_number, buffer_p, buffer_size);
break;
}
case ECMA_STRING_CONTAINER_MAGIC_STRING:
{
const lit_magic_string_id_t id = string_desc_p->u.magic_string_id;
size = lit_get_magic_string_size (id);
memcpy (buffer_p, lit_get_magic_string_utf8 (id), size);
break;
}
default:
{
JERRY_ASSERT (ECMA_STRING_GET_CONTAINER (string_desc_p) == ECMA_STRING_CONTAINER_MAGIC_STRING_EX);
const lit_magic_string_ex_id_t id = string_desc_p->u.magic_string_ex_id;
size = lit_get_magic_string_ex_size (id);
memcpy (buffer_p, lit_get_magic_string_ex_utf8 (id), size);
break;
}
}
JERRY_ASSERT (size <= buffer_size);
return size;
} /* ecma_string_copy_to_utf8_buffer */
/**
* Check if literal equals to charset record
*
* @return true if is_equal
* false otherwise
*/
static bool
lit_literal_equal_charset_rec (lit_literal_t lit, /**< literal to compare */
lit_literal_t record) /**< charset record to compare */
{
switch (lit->type)
{
case LIT_RECORD_TYPE_CHARSET:
{
return lit_literal_equal_charset (lit,
lit_charset_literal_get_charset (record),
lit_charset_literal_get_size (record));
}
case LIT_RECORD_TYPE_MAGIC_STR:
{
lit_magic_string_id_t magic_string_id = lit_magic_literal_get_magic_str_id (lit);
return lit_literal_equal_charset (record,
lit_get_magic_string_utf8 (magic_string_id),
lit_get_magic_string_size (magic_string_id));
}
case LIT_RECORD_TYPE_MAGIC_STR_EX:
{
lit_magic_string_ex_id_t magic_string_id = lit_magic_literal_get_magic_str_ex_id (lit);
return lit_literal_equal_charset (record,
lit_get_magic_string_ex_utf8 (magic_string_id),
lit_get_magic_string_ex_size (magic_string_id));
}
case LIT_RECORD_TYPE_NUMBER:
{
ecma_number_t num = lit_number_literal_get_number (lit);
lit_utf8_byte_t buff[ECMA_MAX_CHARS_IN_STRINGIFIED_NUMBER];
lit_utf8_size_t copied = ecma_number_to_utf8_string (num, buff, sizeof (buff));
return lit_literal_equal_charset (record, buff, copied);
}
default:
{
JERRY_UNREACHABLE ();
return false;
}
}
} /* lit_literal_equal_charset_rec */
/**
* Create new literal in literal storage from characters buffer.
* Don't check if the same literal already exists.
*
* @return pointer to created record
*/
lit_literal_t
lit_create_literal_from_utf8_string (const lit_utf8_byte_t *str_p, /**< string to initialize the record,
* could be non-zero-terminated */
lit_utf8_size_t str_size) /**< length of the string */
{
JERRY_ASSERT (str_p || !str_size);
lit_magic_string_id_t m_str_id;
for (m_str_id = (lit_magic_string_id_t) 0;
m_str_id < LIT_MAGIC_STRING__COUNT;
m_str_id = (lit_magic_string_id_t) (m_str_id + 1))
{
if (lit_get_magic_string_size (m_str_id) != str_size)
{
continue;
}
if (!strncmp ((const char *) str_p, (const char *) lit_get_magic_string_utf8 (m_str_id), str_size))
{
return lit_create_magic_literal (m_str_id);
}
}
lit_magic_string_ex_id_t m_str_ex_id;
for (m_str_ex_id = (lit_magic_string_ex_id_t) 0;
m_str_ex_id < lit_get_magic_string_ex_count ();
m_str_ex_id = (lit_magic_string_ex_id_t) (m_str_ex_id + 1))
{
if (lit_get_magic_string_ex_size (m_str_ex_id) != str_size)
{
continue;
}
if (!strncmp ((const char *) str_p, (const char *) lit_get_magic_string_ex_utf8 (m_str_ex_id), str_size))
{
return lit_create_magic_literal_ex (m_str_ex_id);
}
}
return lit_create_charset_literal (str_p, str_size);
} /* lit_create_literal_from_utf8_string */
/**
* Check if two literals are equal
*
* @return true if equal
* false otherwise
*/
bool
lit_literal_equal (lit_literal_t lit1, /**< first literal */
lit_literal_t lit2) /**< second literal */
{
switch (lit2->type)
{
case LIT_RECORD_TYPE_CHARSET:
{
return lit_literal_equal_charset_rec (lit1, lit2);
}
case LIT_RECORD_TYPE_MAGIC_STR:
{
lit_magic_string_id_t magic_str_id = lit_magic_literal_get_magic_str_id (lit2);
return lit_literal_equal_utf8 (lit1,
lit_get_magic_string_utf8 (magic_str_id),
lit_get_magic_string_size (magic_str_id));
}
case LIT_RECORD_TYPE_MAGIC_STR_EX:
{
lit_magic_string_ex_id_t magic_str_ex_id = lit_magic_literal_get_magic_str_ex_id (lit2);
return lit_literal_equal_utf8 (lit1,
lit_get_magic_string_ex_utf8 (magic_str_ex_id),
lit_get_magic_string_ex_size (magic_str_ex_id));
}
case LIT_RECORD_TYPE_NUMBER:
{
ecma_number_t num = lit_number_literal_get_number (lit2);
return lit_literal_equal_num (lit1, num);
}
default:
{
JERRY_UNREACHABLE ();
break;
}
}
JERRY_UNREACHABLE ();
return 0;
} /* lit_literal_equal */
/**
* Copy magic string to buffer
*
* Warning:
* the routine requires that buffer size is enough
*
* @return pointer to the byte next to the last copied in the buffer
*/
extern lit_utf8_byte_t *
lit_copy_magic_string_to_buffer (lit_magic_string_id_t id, /**< magic string id */
lit_utf8_byte_t *buffer_p, /**< destination buffer */
ssize_t buffer_size) /**< size of buffer */
{
const lit_utf8_byte_t *magic_string_bytes_p = lit_get_magic_string_utf8 (id);
lit_utf8_size_t magic_string_bytes_count = lit_get_magic_string_size (id);
const lit_utf8_byte_t *str_iter_p = magic_string_bytes_p;
lit_utf8_byte_t *buf_iter_p = buffer_p;
ssize_t bytes_copied = 0;
while (magic_string_bytes_count--)
{
bytes_copied ++;
JERRY_ASSERT (bytes_copied <= buffer_size);
*buf_iter_p++ = *str_iter_p++;
}
return buf_iter_p;
} /* lit_copy_magic_string_to_buffer */
/**
* Initialize data for string helpers
*/
void
lit_magic_strings_init (void)
{
/* Initializing magic strings information */
#ifndef JERRY_NDEBUG
ecma_magic_string_max_length = 0;
#endif /* !JERRY_NDEBUG */
for (lit_magic_string_id_t id = (lit_magic_string_id_t) 0;
id < LIT_MAGIC_STRING__COUNT;
id = (lit_magic_string_id_t) (id + 1))
{
lit_magic_string_sizes[id] = lit_zt_utf8_string_size (lit_get_magic_string_utf8 (id));
#ifndef JERRY_NDEBUG
ecma_magic_string_max_length = JERRY_MAX (ecma_magic_string_max_length, lit_magic_string_sizes[id]);
JERRY_ASSERT (ecma_magic_string_max_length <= LIT_MAGIC_STRING_LENGTH_LIMIT);
#endif /* !JERRY_NDEBUG */
}
} /* lit_magic_strings_init */
/**
* Check if literal equals to charset record
*
* @return true if is_equal
* false otherwise
*/
static bool
lit_literal_equal_charset_rec (literal_t lit, /**< literal to compare */
lit_charset_record_t *record) /**< charset record to compare */
{
switch (lit->get_type ())
{
case LIT_STR_T:
{
return static_cast<lit_charset_record_t *>(lit)->is_equal (record);
}
case LIT_MAGIC_STR_T:
{
lit_magic_string_id_t magic_string_id = lit_magic_record_get_magic_str_id (lit);
return record->is_equal_utf8_string (lit_get_magic_string_utf8 (magic_string_id),
lit_get_magic_string_size (magic_string_id));
}
case LIT_MAGIC_STR_EX_T:
{
lit_magic_string_ex_id_t magic_string_id = lit_magic_record_ex_get_magic_str_id (lit);
return record->is_equal_utf8_string (lit_get_magic_string_ex_utf8 (magic_string_id),
lit_get_magic_string_ex_size (magic_string_id));
}
case LIT_NUMBER_T:
{
lit_utf8_byte_t buff[ECMA_MAX_CHARS_IN_STRINGIFIED_NUMBER];
lit_utf8_size_t copied = ecma_number_to_utf8_string (static_cast<lit_number_record_t *>(lit)->get_number (),
buff,
sizeof (buff));
return record->is_equal_utf8_string (buff, copied);
}
default:
{
JERRY_UNREACHABLE ();
}
}
} /* lit_literal_equal_charset_rec */
/**
* Find a literal in literal storage.
* Only charset and magic string records are checked during search.
*
* @return pointer to a literal or NULL if no corresponding literal exists
*/
lit_literal_t
lit_find_literal_by_utf8_string (const lit_utf8_byte_t *str_p, /**< a string to search for */
lit_utf8_size_t str_size) /**< length of the string */
{
JERRY_ASSERT (str_p || !str_size);
lit_string_hash_t str_hash = lit_utf8_string_calc_hash (str_p, str_size);
lit_literal_t lit;
for (lit = lit_storage;
lit != NULL;
lit = lit_cpointer_decompress (lit->next))
{
const lit_record_type_t type = (lit_record_type_t) lit->type;
switch (type)
{
case LIT_RECORD_TYPE_CHARSET:
{
const lit_charset_record_t *const rec_p = (const lit_charset_record_t *) lit;
if (rec_p->hash != str_hash)
{
continue;
}
if (rec_p->size != str_size)
{
continue;
}
if (!strncmp ((const char *) (rec_p + 1), (const char *) str_p, str_size))
{
return lit;
}
break;
}
case LIT_RECORD_TYPE_MAGIC_STR:
{
lit_magic_string_id_t magic_id = (lit_magic_string_id_t) ((lit_magic_record_t *) lit)->magic_id;
const lit_utf8_byte_t *magic_str_p = lit_get_magic_string_utf8 (magic_id);
if (lit_get_magic_string_size (magic_id) != str_size)
{
continue;
}
if (!strncmp ((const char *) magic_str_p, (const char *) str_p, str_size))
{
return lit;
}
break;
}
case LIT_RECORD_TYPE_MAGIC_STR_EX:
{
lit_magic_string_ex_id_t magic_id = ((lit_magic_record_t *) lit)->magic_id;
const lit_utf8_byte_t *magic_str_p = lit_get_magic_string_ex_utf8 (magic_id);
if (lit_get_magic_string_ex_size (magic_id) != str_size)
{
continue;
}
if (!strncmp ((const char *) magic_str_p, (const char *) str_p, str_size))
{
return lit;
}
break;
}
default:
{
JERRY_ASSERT (type == LIT_RECORD_TYPE_NUMBER);
break;
}
}
}
return NULL;
} /* lit_find_literal_by_utf8_string */
int
main (int __attr_unused___ argc,
char __attr_unused___ **argv)
{
TEST_INIT ();
const lit_utf8_byte_t *ptrs[test_sub_iters];
ecma_number_t numbers[test_sub_iters];
lit_utf8_byte_t strings[test_sub_iters][max_characters_in_string + 1];
lit_utf8_size_t lengths[test_sub_iters];
jmem_init ();
lit_init ();
for (uint32_t i = 0; i < test_iters; i++)
{
memset (numbers, 0, sizeof (ecma_number_t) * test_sub_iters);
memset (lengths, 0, sizeof (lit_utf8_size_t) * test_sub_iters);
memset (ptrs, 0, sizeof (lit_utf8_byte_t *) * test_sub_iters);
for (uint32_t j = 0; j < test_sub_iters; j++)
{
int type = rand () % 3;
if (type == 0)
{
lengths[j] = (lit_utf8_size_t) (rand () % max_characters_in_string + 1);
generate_string (strings[j], lengths[j]);
lit_create_literal_from_utf8_string (strings[j], lengths[j]);
strings[j][lengths[j]] = '\0';
ptrs[j] = strings[j];
JERRY_ASSERT (ptrs[j]);
}
else if (type == 1)
{
lit_magic_string_id_t msi = (lit_magic_string_id_t) (rand () % LIT_MAGIC_STRING__COUNT);
ptrs[j] = lit_get_magic_string_utf8 (msi);
JERRY_ASSERT (ptrs[j]);
lengths[j] = (lit_utf8_size_t) lit_zt_utf8_string_size (ptrs[j]);
lit_create_literal_from_utf8_string (ptrs[j], lengths[j]);
}
else
{
ecma_number_t num = generate_number ();
lengths[j] = ecma_number_to_utf8_string (num, strings[j], max_characters_in_string);
lit_create_literal_from_num (num);
}
}
// Add empty string
lit_create_literal_from_utf8_string (NULL, 0);
for (uint32_t j = 0; j < test_sub_iters; j++)
{
lit_literal_t lit1;
lit_literal_t lit2;
if (ptrs[j])
{
lit1 = lit_find_or_create_literal_from_utf8_string (ptrs[j], lengths[j]);
lit2 = lit_find_literal_by_utf8_string (ptrs[j], lengths[j]);
JERRY_ASSERT (compare_utf8_string_and_string_literal (ptrs[j], lengths[j], lit1));
JERRY_ASSERT (compare_utf8_string_and_string_literal (ptrs[j], lengths[j], lit2));
}
else
{
lit1 = lit_find_or_create_literal_from_num (numbers[j]);
lit2 = lit_find_literal_by_num (numbers[j]);
JERRY_ASSERT (numbers[j] == lit_number_literal_get_number (lit1));
JERRY_ASSERT (numbers[j] == lit_number_literal_get_number (lit2));
}
JERRY_ASSERT (lit1);
JERRY_ASSERT (lit2);
JERRY_ASSERT (lit1 == lit2);
}
// Check empty string exists
JERRY_ASSERT (lit_find_literal_by_utf8_string (NULL, 0));
}
lit_finalize ();
jmem_finalize (true);
return 0;
} /* main */
/**
* Convert specified string to token of specified type, transforming escape sequences
*
* @return token descriptor
*/
static token
convert_string_to_token_transform_escape_seq (token_type tok_type, /**< type of token to produce */
const jerry_api_char_t *source_str_p, /**< string to convert,
* located in source buffer */
size_t source_str_size) /**< size of the string */
{
token ret;
if (source_str_size == 0)
{
return convert_string_to_token (tok_type,
lit_get_magic_string_utf8 (LIT_MAGIC_STRING__EMPTY),
0);
}
else
{
JERRY_ASSERT (source_str_p != NULL);
}
lit_utf8_byte_t *str_buf_p = (lit_utf8_byte_t*) jsp_mm_alloc (source_str_size);
const lit_utf8_byte_t *source_str_iter_p = source_str_p;
lit_utf8_byte_t *str_buf_iter_p = str_buf_p;
bool is_correct_sequence = true;
bool every_char_islower = true;
bool every_char_allowed_in_identifier = true;
while (source_str_iter_p < source_str_p + source_str_size)
{
ecma_char_t converted_char;
if (*source_str_iter_p != '\\')
{
converted_char = (lit_utf8_byte_t) *source_str_iter_p++;
JERRY_ASSERT (str_buf_iter_p <= str_buf_p + source_str_size);
JERRY_ASSERT (source_str_iter_p <= source_str_p + source_str_size);
}
else
{
source_str_iter_p++;
const lit_utf8_byte_t escape_character = (lit_utf8_byte_t) *source_str_iter_p++;
JERRY_ASSERT (source_str_iter_p <= source_str_p + source_str_size);
if (isdigit (escape_character))
{
if (escape_character == '0')
{
JERRY_UNIMPLEMENTED ("<NUL> character is not currently supported.\n");
}
else
{
/* Implementation-defined (ECMA-262 v5, B.1.2): octal escape sequences are not implemented */
is_correct_sequence = false;
break;
}
}
else if (escape_character == 'u'
|| escape_character == 'x')
{
const uint32_t hex_chars_num = (escape_character == 'u' ? 4u : 2u);
if (source_str_iter_p + hex_chars_num > source_str_p + source_str_size)
{
is_correct_sequence = false;
break;
}
bool chars_are_hex = true;
uint16_t char_code = 0;
for (uint32_t i = 0; i < hex_chars_num; i++)
{
const lit_utf8_byte_t byte = (lit_utf8_byte_t) *source_str_iter_p++;
if (!isxdigit (byte))
{
chars_are_hex = false;
break;
}
else
{
/*
* Check that highest 4 bits are zero, so the value would not overflow.
*/
JERRY_ASSERT ((char_code & 0xF000u) == 0);
char_code = (uint16_t) (char_code << 4u);
char_code = (uint16_t) (char_code + ecma_char_hex_to_int (byte));
}
}
JERRY_ASSERT (str_buf_iter_p <= str_buf_p + source_str_size);
JERRY_ASSERT (source_str_iter_p <= source_str_p + source_str_size);
if (!chars_are_hex)
{
is_correct_sequence = false;
break;
}
/*
* In CONFIG_ECMA_CHAR_ASCII mode size of ecma_char_t is 1 byte, so the conversion
* would ignore highest part of 2-byte value, and in CONFIG_ECMA_CHAR_UTF16 mode this
* would be just an assignment of 2-byte value.
*/
converted_char = (ecma_char_t) char_code;
}
else if (ecma_char_is_line_terminator (escape_character))
{
if (source_str_iter_p + 1 <= source_str_p + source_str_size)
{
lit_utf8_byte_t byte = *source_str_iter_p;
if (escape_character == '\x0D'
&& byte == '\x0A')
{
source_str_iter_p++;
}
}
continue;
}
else
{
convert_single_escape_character ((ecma_char_t) escape_character, &converted_char);
}
}
TODO ("Support surrogate paris.")
str_buf_iter_p += lit_code_unit_to_utf8 (converted_char, str_buf_iter_p);
JERRY_ASSERT (str_buf_iter_p <= str_buf_p + source_str_size);
if (!islower (converted_char))
{
every_char_islower = false;
if (!isalpha (converted_char)
&& !isdigit (converted_char)
&& converted_char != '$'
&& converted_char != '_')
{
every_char_allowed_in_identifier = false;
}
}
}
if (is_correct_sequence)
{
lit_utf8_size_t length = (lit_utf8_size_t) (str_buf_iter_p - str_buf_p);
ret = empty_token;
if (tok_type == TOK_NAME)
{
if (every_char_islower)
{
ret = decode_keyword (str_buf_p, length);
}
else if (!every_char_allowed_in_identifier)
{
PARSE_ERROR ("Malformed identifier name", source_str_p - buffer_start);
}
}
if (is_empty (ret))
{
ret = convert_string_to_token (tok_type, str_buf_p, length);
}
}
else
{
PARSE_ERROR ("Malformed escape sequence", source_str_p - buffer_start);
}
jsp_mm_free (str_buf_p);
return ret;
} /* convert_string_to_token_transform_escape_seq */
/*
* Converts an standard error into a string.
*
* @return standard error string
*/
static ecma_string_t *
jerry_debugger_exception_object_to_string (ecma_value_t exception_obj_value) /**< exception object */
{
ecma_object_t *object_p = ecma_get_object_from_value (exception_obj_value);
ecma_object_t *prototype_p = ecma_get_object_prototype (object_p);
if (prototype_p == NULL
|| ecma_get_object_type (prototype_p) != ECMA_OBJECT_TYPE_GENERAL
|| !ecma_get_object_is_builtin (prototype_p))
{
return NULL;
}
lit_magic_string_id_t string_id;
switch (((ecma_extended_object_t *) prototype_p)->u.built_in.id)
{
#ifndef CONFIG_DISABLE_ERROR_BUILTINS
case ECMA_BUILTIN_ID_EVAL_ERROR_PROTOTYPE:
{
string_id = LIT_MAGIC_STRING_EVAL_ERROR_UL;
break;
}
case ECMA_BUILTIN_ID_RANGE_ERROR_PROTOTYPE:
{
string_id = LIT_MAGIC_STRING_RANGE_ERROR_UL;
break;
}
case ECMA_BUILTIN_ID_REFERENCE_ERROR_PROTOTYPE:
{
string_id = LIT_MAGIC_STRING_REFERENCE_ERROR_UL;
break;
}
case ECMA_BUILTIN_ID_SYNTAX_ERROR_PROTOTYPE:
{
string_id = LIT_MAGIC_STRING_SYNTAX_ERROR_UL;
break;
}
case ECMA_BUILTIN_ID_TYPE_ERROR_PROTOTYPE:
{
string_id = LIT_MAGIC_STRING_TYPE_ERROR_UL;
break;
}
case ECMA_BUILTIN_ID_URI_ERROR_PROTOTYPE:
{
string_id = LIT_MAGIC_STRING_URI_ERROR_UL;
break;
}
#endif /* !CONFIG_DISABLE_ERROR_BUILTINS */
case ECMA_BUILTIN_ID_ERROR_PROTOTYPE:
{
string_id = LIT_MAGIC_STRING_ERROR_UL;
break;
}
default:
{
return NULL;
}
}
lit_utf8_size_t size = lit_get_magic_string_size (string_id);
JERRY_ASSERT (size <= 14);
lit_utf8_byte_t data[16];
memcpy (data, lit_get_magic_string_utf8 (string_id), size);
ecma_property_t *property_p;
property_p = ecma_find_named_property (ecma_get_object_from_value (exception_obj_value),
ecma_get_magic_string (LIT_MAGIC_STRING_MESSAGE));
if (property_p == NULL
|| ECMA_PROPERTY_GET_TYPE (*property_p) != ECMA_PROPERTY_TYPE_NAMEDDATA)
{
return ecma_new_ecma_string_from_utf8 (data, size);
}
ecma_property_value_t *prop_value_p = ECMA_PROPERTY_VALUE_PTR (property_p);
if (!ecma_is_value_string (prop_value_p->value))
{
return ecma_new_ecma_string_from_utf8 (data, size);
}
data[size] = LIT_CHAR_COLON;
data[size + 1] = LIT_CHAR_SP;
return ecma_concat_ecma_strings (ecma_new_ecma_string_from_utf8 (data, size + 2),
ecma_get_string_from_value (prop_value_p->value));
} /* jerry_debugger_exception_object_to_string */
/**
* Send result of evaluated expression or throw an error.
*
* @return true - if execution should be resumed
* false - otherwise
*/
static bool
jerry_debugger_send_eval (const lit_utf8_byte_t *eval_string_p, /**< evaluated string */
size_t eval_string_size) /**< evaluated string size */
{
JERRY_ASSERT (JERRY_CONTEXT (debugger_flags) & JERRY_DEBUGGER_CONNECTED);
JERRY_ASSERT (!(JERRY_CONTEXT (debugger_flags) & JERRY_DEBUGGER_VM_IGNORE));
JERRY_DEBUGGER_SET_FLAGS (JERRY_DEBUGGER_VM_IGNORE);
ecma_value_t result = ecma_op_eval_chars_buffer (eval_string_p + 1, eval_string_size - 1, true, false);
JERRY_DEBUGGER_CLEAR_FLAGS (JERRY_DEBUGGER_VM_IGNORE);
if (!ECMA_IS_VALUE_ERROR (result))
{
if (eval_string_p[0] != JERRY_DEBUGGER_EVAL_EVAL)
{
JERRY_DEBUGGER_SET_FLAGS (JERRY_DEBUGGER_VM_EXCEPTION_THROWN);
JERRY_CONTEXT (error_value) = result;
/* Stop where the error is caught. */
JERRY_DEBUGGER_SET_FLAGS (JERRY_DEBUGGER_VM_STOP);
JERRY_CONTEXT (debugger_stop_context) = NULL;
if (eval_string_p[0] == JERRY_DEBUGGER_EVAL_THROW)
{
JERRY_CONTEXT (status_flags) |= ECMA_STATUS_EXCEPTION;
}
else
{
JERRY_CONTEXT (status_flags) &= (uint32_t) ~ECMA_STATUS_EXCEPTION;
}
return true;
}
if (!ecma_is_value_string (result))
{
ecma_value_t to_string_value = ecma_op_to_string (result);
ecma_free_value (result);
result = to_string_value;
}
}
ecma_value_t message = result;
uint8_t type = JERRY_DEBUGGER_EVAL_OK;
if (ECMA_IS_VALUE_ERROR (result))
{
type = JERRY_DEBUGGER_EVAL_ERROR;
result = JERRY_CONTEXT (error_value);
if (ecma_is_value_object (result))
{
message = ecma_op_object_find (ecma_get_object_from_value (result),
ecma_get_magic_string (LIT_MAGIC_STRING_MESSAGE));
if (!ecma_is_value_string (message)
|| ecma_string_is_empty (ecma_get_string_from_value (message)))
{
ecma_free_value (message);
lit_magic_string_id_t id = ecma_object_get_class_name (ecma_get_object_from_value (result));
ecma_free_value (result);
const lit_utf8_byte_t *string_p = lit_get_magic_string_utf8 (id);
jerry_debugger_send_string (JERRY_DEBUGGER_EVAL_RESULT,
type,
string_p,
strlen ((const char *) string_p));
return false;
}
}
else
{
/* Primitive type. */
message = ecma_op_to_string (result);
JERRY_ASSERT (!ECMA_IS_VALUE_ERROR (message));
}
ecma_free_value (result);
}
ecma_string_t *string_p = ecma_get_string_from_value (message);
ECMA_STRING_TO_UTF8_STRING (string_p, buffer_p, buffer_size);
jerry_debugger_send_string (JERRY_DEBUGGER_EVAL_RESULT, type, buffer_p, buffer_size);
ECMA_FINALIZE_UTF8_STRING (buffer_p, buffer_size);
ecma_free_value (message);
return false;
} /* jerry_debugger_send_eval */
/**
* Concatenate ecma-strings
*
* @return concatenation of two ecma-strings
*/
ecma_string_t *
ecma_concat_ecma_strings (ecma_string_t *string1_p, /**< first ecma-string */
ecma_string_t *string2_p) /**< second ecma-string */
{
JERRY_ASSERT (string1_p != NULL
&& string2_p != NULL);
if (ecma_string_is_empty (string1_p))
{
ecma_ref_ecma_string (string2_p);
return string2_p;
}
else if (ecma_string_is_empty (string2_p))
{
ecma_ref_ecma_string (string1_p);
return string1_p;
}
const lit_utf8_byte_t *utf8_string1_p, *utf8_string2_p;
lit_utf8_size_t utf8_string1_size, utf8_string2_size;
lit_utf8_size_t utf8_string1_length, utf8_string2_length;
lit_utf8_byte_t uint32_to_string_buffer1[ECMA_MAX_CHARS_IN_STRINGIFIED_UINT32];
lit_utf8_byte_t uint32_to_string_buffer2[ECMA_MAX_CHARS_IN_STRINGIFIED_UINT32];
switch (ECMA_STRING_GET_CONTAINER (string1_p))
{
case ECMA_STRING_CONTAINER_HEAP_UTF8_STRING:
{
utf8_string1_p = (lit_utf8_byte_t *) (string1_p + 1);
utf8_string1_size = string1_p->u.utf8_string.size;
utf8_string1_length = string1_p->u.utf8_string.length;
break;
}
case ECMA_STRING_CONTAINER_UINT32_IN_DESC:
{
utf8_string1_size = ecma_uint32_to_utf8_string (string1_p->u.uint32_number,
uint32_to_string_buffer1,
ECMA_MAX_CHARS_IN_STRINGIFIED_UINT32);
utf8_string1_p = uint32_to_string_buffer1;
utf8_string1_length = utf8_string1_size;
break;
}
case ECMA_STRING_CONTAINER_MAGIC_STRING:
{
utf8_string1_p = lit_get_magic_string_utf8 (string1_p->u.magic_string_id);
utf8_string1_size = lit_get_magic_string_size (string1_p->u.magic_string_id);
utf8_string1_length = utf8_string1_size;
break;
}
default:
{
JERRY_ASSERT (ECMA_STRING_GET_CONTAINER (string1_p) == ECMA_STRING_CONTAINER_MAGIC_STRING_EX);
utf8_string1_p = lit_get_magic_string_ex_utf8 (string1_p->u.magic_string_id);
utf8_string1_size = lit_get_magic_string_ex_size (string1_p->u.magic_string_id);
utf8_string1_length = utf8_string1_size;
break;
}
}
switch (ECMA_STRING_GET_CONTAINER (string2_p))
{
case ECMA_STRING_CONTAINER_HEAP_UTF8_STRING:
{
utf8_string2_p = (lit_utf8_byte_t *) (string2_p + 1);
utf8_string2_size = string2_p->u.utf8_string.size;
utf8_string2_length = string2_p->u.utf8_string.length;
break;
}
case ECMA_STRING_CONTAINER_UINT32_IN_DESC:
{
utf8_string2_size = ecma_uint32_to_utf8_string (string2_p->u.uint32_number,
uint32_to_string_buffer2,
ECMA_MAX_CHARS_IN_STRINGIFIED_UINT32);
utf8_string2_p = uint32_to_string_buffer2;
utf8_string2_length = utf8_string2_size;
break;
}
case ECMA_STRING_CONTAINER_MAGIC_STRING:
{
utf8_string2_p = lit_get_magic_string_utf8 (string2_p->u.magic_string_id);
utf8_string2_size = lit_get_magic_string_size (string2_p->u.magic_string_id);
utf8_string2_length = utf8_string2_size;
break;
}
default:
{
JERRY_ASSERT (ECMA_STRING_GET_CONTAINER (string2_p) == ECMA_STRING_CONTAINER_MAGIC_STRING_EX);
utf8_string2_p = lit_get_magic_string_ex_utf8 (string2_p->u.magic_string_id);
utf8_string2_size = lit_get_magic_string_ex_size (string2_p->u.magic_string_id);
utf8_string2_length = utf8_string2_size;
break;
}
}
JERRY_ASSERT (utf8_string1_size > 0);
JERRY_ASSERT (utf8_string2_size > 0);
JERRY_ASSERT (utf8_string1_length <= utf8_string1_size);
JERRY_ASSERT (utf8_string2_length <= utf8_string2_size);
lit_utf8_size_t new_size = utf8_string1_size + utf8_string2_size;
JERRY_ASSERT (new_size <= UINT16_MAX);
ecma_string_t *string_desc_p = jmem_heap_alloc_block (sizeof (ecma_string_t) + new_size);
string_desc_p->refs_and_container = ECMA_STRING_CONTAINER_HEAP_UTF8_STRING | ECMA_STRING_REF_ONE;
string_desc_p->hash = lit_utf8_string_hash_combine (string1_p->hash, utf8_string2_p, utf8_string2_size);
string_desc_p->u.common_field = 0;
string_desc_p->u.utf8_string.size = (uint16_t) new_size;
string_desc_p->u.utf8_string.length = (uint16_t) (utf8_string1_length + utf8_string2_length);
lit_utf8_byte_t *data_p = (lit_utf8_byte_t *) (string_desc_p + 1);
memcpy (data_p, utf8_string1_p, utf8_string1_size);
memcpy (data_p + utf8_string1_size, utf8_string2_p, utf8_string2_size);
return string_desc_p;
} /* ecma_concat_ecma_strings */
/**
* Returns with the raw byte array of the string, if it is available.
*
* @return byte array start - if the byte array of a string is available
* NULL - otherwise
*/
const lit_utf8_byte_t *
ecma_string_raw_chars (const ecma_string_t *string_p, /**< ecma-string */
lit_utf8_size_t *size_p, /**< [out] size of the ecma string */
bool *is_ascii_p) /**< [out] true, if the string is an ascii
* character sequence (size == length)
* false, otherwise */
{
ecma_length_t length;
lit_utf8_size_t size;
const lit_utf8_byte_t *result_p;
switch (ECMA_STRING_GET_CONTAINER (string_p))
{
case ECMA_STRING_CONTAINER_HEAP_UTF8_STRING:
{
size = string_p->u.utf8_string.size;
length = string_p->u.utf8_string.length;
result_p = (const lit_utf8_byte_t *) (string_p + 1);
break;
}
case ECMA_STRING_CONTAINER_UINT32_IN_DESC:
{
size = (lit_utf8_size_t) ecma_string_get_number_in_desc_size (string_p->u.uint32_number);
/* All numbers must be ascii strings. */
JERRY_ASSERT (ecma_string_get_length (string_p) == size);
length = size;
result_p = NULL;
break;
}
case ECMA_STRING_CONTAINER_MAGIC_STRING:
{
size = lit_get_magic_string_size (string_p->u.magic_string_id);
length = size;
result_p = lit_get_magic_string_utf8 (string_p->u.magic_string_id);
/* All magic strings must be ascii strings. */
JERRY_ASSERT (ECMA_STRING_IS_ASCII (result_p, size));
break;
}
default:
{
JERRY_ASSERT (ECMA_STRING_GET_CONTAINER (string_p) == ECMA_STRING_CONTAINER_MAGIC_STRING_EX);
size = lit_get_magic_string_ex_size (string_p->u.magic_string_ex_id);
length = size;
result_p = lit_get_magic_string_ex_utf8 (string_p->u.magic_string_ex_id);
/* All extended magic strings must be ascii strings. */
JERRY_ASSERT (ECMA_STRING_IS_ASCII (result_p, size));
break;
}
}
*size_p = size;
*is_ascii_p = (length == size);
return result_p;
} /* ecma_string_raw_chars */
/**
* Long path part of ecma-string to ecma-string comparison routine
*
* See also:
* ecma_compare_ecma_strings
*
* @return true - if strings are equal;
* false - otherwise.
*/
static bool __attr_noinline___
ecma_compare_ecma_strings_longpath (const ecma_string_t *string1_p, /* ecma-string */
const ecma_string_t *string2_p) /* ecma-string */
{
if (ECMA_STRING_GET_CONTAINER (string1_p) == ECMA_STRING_GET_CONTAINER (string2_p))
{
switch (ECMA_STRING_GET_CONTAINER (string1_p))
{
case ECMA_STRING_CONTAINER_UINT32_IN_DESC:
{
JERRY_ASSERT (string1_p->u.uint32_number != string2_p->u.uint32_number);
return false;
}
case ECMA_STRING_CONTAINER_MAGIC_STRING:
{
JERRY_ASSERT (string1_p->u.magic_string_id != string2_p->u.magic_string_id);
return false;
}
case ECMA_STRING_CONTAINER_MAGIC_STRING_EX:
{
JERRY_ASSERT (string1_p->u.magic_string_ex_id != string2_p->u.magic_string_ex_id);
return false;
}
default:
{
JERRY_ASSERT (ECMA_STRING_GET_CONTAINER (string1_p) == ECMA_STRING_CONTAINER_HEAP_UTF8_STRING);
break;
}
}
}
const lit_utf8_byte_t *utf8_string1_p, *utf8_string2_p;
lit_utf8_size_t utf8_string1_size, utf8_string2_size;
lit_utf8_byte_t uint32_to_string_buffer1[ECMA_MAX_CHARS_IN_STRINGIFIED_UINT32];
lit_utf8_byte_t uint32_to_string_buffer2[ECMA_MAX_CHARS_IN_STRINGIFIED_UINT32];
switch (ECMA_STRING_GET_CONTAINER (string1_p))
{
case ECMA_STRING_CONTAINER_HEAP_UTF8_STRING:
{
utf8_string1_p = (lit_utf8_byte_t *) (string1_p + 1);
utf8_string1_size = string1_p->u.utf8_string.size;
break;
}
case ECMA_STRING_CONTAINER_UINT32_IN_DESC:
{
utf8_string1_size = ecma_uint32_to_utf8_string (string1_p->u.uint32_number,
uint32_to_string_buffer1,
ECMA_MAX_CHARS_IN_STRINGIFIED_UINT32);
utf8_string1_p = uint32_to_string_buffer1;
break;
}
case ECMA_STRING_CONTAINER_MAGIC_STRING:
{
utf8_string1_p = lit_get_magic_string_utf8 (string1_p->u.magic_string_id);
utf8_string1_size = lit_get_magic_string_size (string1_p->u.magic_string_id);
break;
}
default:
{
JERRY_ASSERT (ECMA_STRING_GET_CONTAINER (string1_p) == ECMA_STRING_CONTAINER_MAGIC_STRING_EX);
utf8_string1_p = lit_get_magic_string_ex_utf8 (string1_p->u.magic_string_id);
utf8_string1_size = lit_get_magic_string_ex_size (string1_p->u.magic_string_id);
break;
}
}
switch (ECMA_STRING_GET_CONTAINER (string2_p))
{
case ECMA_STRING_CONTAINER_HEAP_UTF8_STRING:
{
utf8_string2_p = (lit_utf8_byte_t *) (string2_p + 1);
utf8_string2_size = string2_p->u.utf8_string.size;
break;
}
case ECMA_STRING_CONTAINER_UINT32_IN_DESC:
{
utf8_string2_size = ecma_uint32_to_utf8_string (string2_p->u.uint32_number,
uint32_to_string_buffer2,
ECMA_MAX_CHARS_IN_STRINGIFIED_UINT32);
utf8_string2_p = uint32_to_string_buffer2;
break;
}
case ECMA_STRING_CONTAINER_MAGIC_STRING:
{
utf8_string2_p = lit_get_magic_string_utf8 (string2_p->u.magic_string_id);
utf8_string2_size = lit_get_magic_string_size (string2_p->u.magic_string_id);
break;
}
default:
{
JERRY_ASSERT (ECMA_STRING_GET_CONTAINER (string2_p) == ECMA_STRING_CONTAINER_MAGIC_STRING_EX);
utf8_string2_p = lit_get_magic_string_ex_utf8 (string2_p->u.magic_string_id);
utf8_string2_size = lit_get_magic_string_ex_size (string2_p->u.magic_string_id);
break;
}
}
if (utf8_string1_size != utf8_string2_size)
{
return false;
}
return !strncmp ((char *) utf8_string1_p, (char *) utf8_string2_p, utf8_string1_size);
} /* ecma_compare_ecma_strings_longpath */
/**
* Relational compare of ecma-strings.
*
* First string is less than second string if:
* - strings are not equal;
* - first string is prefix of second or is lexicographically less than second.
*
* @return true - if first string is less than second string,
* false - otherwise.
*/
bool
ecma_compare_ecma_strings_relational (const ecma_string_t *string1_p, /**< ecma-string */
const ecma_string_t *string2_p) /**< ecma-string */
{
if (ecma_compare_ecma_strings (string1_p,
string2_p))
{
return false;
}
const lit_utf8_byte_t *utf8_string1_p, *utf8_string2_p;
lit_utf8_size_t utf8_string1_size, utf8_string2_size;
lit_utf8_byte_t uint32_to_string_buffer1[ECMA_MAX_CHARS_IN_STRINGIFIED_UINT32];
lit_utf8_byte_t uint32_to_string_buffer2[ECMA_MAX_CHARS_IN_STRINGIFIED_UINT32];
switch (ECMA_STRING_GET_CONTAINER (string1_p))
{
case ECMA_STRING_CONTAINER_HEAP_UTF8_STRING:
{
utf8_string1_p = (lit_utf8_byte_t *) (string1_p + 1);
utf8_string1_size = string1_p->u.utf8_string.size;
break;
}
case ECMA_STRING_CONTAINER_UINT32_IN_DESC:
{
utf8_string1_size = ecma_uint32_to_utf8_string (string1_p->u.uint32_number,
uint32_to_string_buffer1,
ECMA_MAX_CHARS_IN_STRINGIFIED_UINT32);
utf8_string1_p = uint32_to_string_buffer1;
break;
}
case ECMA_STRING_CONTAINER_MAGIC_STRING:
{
utf8_string1_p = lit_get_magic_string_utf8 (string1_p->u.magic_string_id);
utf8_string1_size = lit_get_magic_string_size (string1_p->u.magic_string_id);
break;
}
default:
{
JERRY_ASSERT (ECMA_STRING_GET_CONTAINER (string1_p) == ECMA_STRING_CONTAINER_MAGIC_STRING_EX);
utf8_string1_p = lit_get_magic_string_ex_utf8 (string1_p->u.magic_string_id);
utf8_string1_size = lit_get_magic_string_ex_size (string1_p->u.magic_string_id);
break;
}
}
switch (ECMA_STRING_GET_CONTAINER (string2_p))
{
case ECMA_STRING_CONTAINER_HEAP_UTF8_STRING:
{
utf8_string2_p = (lit_utf8_byte_t *) (string2_p + 1);
utf8_string2_size = string2_p->u.utf8_string.size;
break;
}
case ECMA_STRING_CONTAINER_UINT32_IN_DESC:
{
utf8_string2_size = ecma_uint32_to_utf8_string (string2_p->u.uint32_number,
uint32_to_string_buffer2,
ECMA_MAX_CHARS_IN_STRINGIFIED_UINT32);
utf8_string2_p = uint32_to_string_buffer2;
break;
}
case ECMA_STRING_CONTAINER_MAGIC_STRING:
{
utf8_string2_p = lit_get_magic_string_utf8 (string2_p->u.magic_string_id);
utf8_string2_size = lit_get_magic_string_size (string2_p->u.magic_string_id);
break;
}
default:
{
JERRY_ASSERT (ECMA_STRING_GET_CONTAINER (string2_p) == ECMA_STRING_CONTAINER_MAGIC_STRING_EX);
utf8_string2_p = lit_get_magic_string_ex_utf8 (string2_p->u.magic_string_id);
utf8_string2_size = lit_get_magic_string_ex_size (string2_p->u.magic_string_id);
break;
}
}
return lit_compare_utf8_strings_relational (utf8_string1_p,
utf8_string1_size,
utf8_string2_p,
utf8_string2_size);
} /* ecma_compare_ecma_strings_relational */
/**
* Dump the contents of the literal storage.
*/
void
lit_dump_literals ()
{
lit_record_t *rec_p;
size_t i;
JERRY_DLOG ("LITERALS:\n");
for (rec_p = lit_storage;
rec_p != NULL;
rec_p = lit_cpointer_decompress (rec_p->next))
{
JERRY_DLOG ("%p ", rec_p);
JERRY_DLOG ("[%3zu] ", lit_get_literal_size (rec_p));
switch (rec_p->type)
{
case LIT_RECORD_TYPE_CHARSET:
{
const lit_charset_record_t *const record_p = (const lit_charset_record_t *) rec_p;
char *str = (char *) (record_p + 1);
for (i = 0; i < record_p->size; ++i, ++str)
{
/* TODO: Support proper printing of characters which occupy more than one byte. */
JERRY_DLOG ("%c", *str);
}
JERRY_DLOG (" : STRING");
break;
}
case LIT_RECORD_TYPE_MAGIC_STR:
{
lit_magic_string_id_t id = (lit_magic_string_id_t) ((lit_magic_record_t *) rec_p)->magic_id;
JERRY_DLOG ("%s : MAGIC STRING", lit_get_magic_string_utf8 (id));
JERRY_DLOG (" [id=%d] ", id);
break;
}
case LIT_RECORD_TYPE_MAGIC_STR_EX:
{
lit_magic_string_ex_id_t id = ((lit_magic_record_t *) rec_p)->magic_id;
JERRY_DLOG ("%s : EXT MAGIC STRING", lit_get_magic_string_ex_utf8 (id));
JERRY_DLOG (" [id=%d] ", id);
break;
}
case LIT_RECORD_TYPE_NUMBER:
{
const lit_number_record_t *const record_p = (const lit_number_record_t *) rec_p;
ecma_number_t value;
memcpy (&value, &record_p->number, sizeof (ecma_number_t));
if (ecma_number_is_nan (value))
{
JERRY_DLOG ("%s : NUMBER", "NaN");
}
else
{
lit_utf8_byte_t buff[ECMA_MAX_CHARS_IN_STRINGIFIED_NUMBER + 1u];
memset (buff, 0, sizeof (buff));
lit_utf8_size_t sz = ecma_number_to_utf8_string (value, buff, sizeof (buff));
JERRY_ASSERT (sz <= ECMA_MAX_CHARS_IN_STRINGIFIED_NUMBER);
JERRY_DLOG ("%s : NUMBER", buff);
}
break;
}
default:
{
JERRY_UNREACHABLE ();
}
}
JERRY_DLOG ("\n");
}
} /* lit_dump_literals */
int
main (void)
{
TEST_INIT ();
const lit_utf8_byte_t *ptrs[test_sub_iters];
ecma_number_t numbers[test_sub_iters];
lit_utf8_byte_t strings[test_sub_iters][max_characters_in_string + 1];
lit_utf8_size_t lengths[test_sub_iters];
jmem_init ();
for (uint32_t i = 0; i < test_iters; i++)
{
memset (numbers, 0, sizeof (ecma_number_t) * test_sub_iters);
memset (lengths, 0, sizeof (lit_utf8_size_t) * test_sub_iters);
memset (ptrs, 0, sizeof (lit_utf8_byte_t *) * test_sub_iters);
for (uint32_t j = 0; j < test_sub_iters; j++)
{
int type = rand () % 3;
if (type == 0)
{
lengths[j] = (lit_utf8_size_t) (rand () % max_characters_in_string + 1);
generate_string (strings[j], lengths[j]);
ecma_find_or_create_literal_string (strings[j], lengths[j]);
strings[j][lengths[j]] = '\0';
ptrs[j] = strings[j];
TEST_ASSERT (ptrs[j]);
}
else if (type == 1)
{
lit_magic_string_id_t msi = (lit_magic_string_id_t) (rand () % LIT_NON_INTERNAL_MAGIC_STRING__COUNT);
ptrs[j] = lit_get_magic_string_utf8 (msi);
TEST_ASSERT (ptrs[j]);
lengths[j] = (lit_utf8_size_t) lit_zt_utf8_string_size (ptrs[j]);
ecma_find_or_create_literal_string (ptrs[j], lengths[j]);
}
else
{
ecma_number_t num = generate_number ();
lengths[j] = ecma_number_to_utf8_string (num, strings[j], max_characters_in_string);
ecma_find_or_create_literal_number (num);
}
}
/* Add empty string. */
ecma_find_or_create_literal_string (NULL, 0);
for (uint32_t j = 0; j < test_sub_iters; j++)
{
jmem_cpointer_t lit1;
jmem_cpointer_t lit2;
if (ptrs[j])
{
lit1 = ecma_find_or_create_literal_string (ptrs[j], lengths[j]);
lit2 = ecma_find_or_create_literal_string (ptrs[j], lengths[j]);
TEST_ASSERT (lit1 == lit2);
}
else
{
lit1 = ecma_find_or_create_literal_number (numbers[j]);
lit2 = ecma_find_or_create_literal_number (numbers[j]);
TEST_ASSERT (lit1 == lit2);
}
TEST_ASSERT (lit1);
TEST_ASSERT (lit2);
TEST_ASSERT (lit1 == lit2);
}
/* Check empty string exists. */
TEST_ASSERT (ecma_find_or_create_literal_string (NULL, 0) != JMEM_CP_NULL);
}
ecma_finalize_lit_storage ();
jmem_finalize ();
return 0;
} /* main */
