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Improve parse_identifier (#4691)

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Ascii string length is no longer computed during string allocation.

JerryScript-DCO-1.0-Signed-off-by: Daniel Batiz batizjob@gmail.com
This commit is contained in:
batizdaniel
2021-08-17 12:16:58 +02:00
committed by GitHub
parent e7ffb70ae0
commit 3bcd48f72d
19 changed files with 172 additions and 92 deletions
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jerry-core/parser/js/js-parser-statm.c
+7 -10
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@@ -1174,7 +1174,7 @@ parser_parse_for_statement_start (parser_context_t *context_p) /**< context */
if (context_p->token.type == LEXER_KEYW_AWAIT)
{
if (JERRY_UNLIKELY (context_p->token.lit_location.has_escape))
if (JERRY_UNLIKELY (context_p->token.lit_location.status_flags & LEXER_LIT_LOCATION_HAS_ESCAPE))
{
parser_raise_error (context_p, PARSER_ERR_INVALID_KEYWORD);
}
@@ -1188,7 +1188,7 @@ parser_parse_for_statement_start (parser_context_t *context_p) /**< context */
#if JERRY_ESNEXT
if (context_p->token.type == LEXER_LITERAL
&& context_p->token.keyword_type == LEXER_KEYW_AWAIT
&& !context_p->token.lit_location.has_escape)
&& !(context_p->token.lit_location.status_flags & LEXER_LIT_LOCATION_HAS_ESCAPE))
{
parser_raise_error (context_p, PARSER_ERR_FOR_AWAIT_NO_ASYNC);
}
@@ -2447,8 +2447,7 @@ parser_parse_import_statement (parser_context_t *context_p) /**< parser context
/* Handle ImportedDefaultBinding */
lexer_construct_literal_object (context_p, &context_p->token.lit_location, LEXER_IDENT_LITERAL);
ecma_string_t *local_name_p = ecma_new_ecma_string_from_utf8 (context_p->lit_object.literal_p->u.char_p,
context_p->lit_object.literal_p->prop.length);
ecma_string_t *local_name_p = parser_new_ecma_string_from_literal (context_p->lit_object.literal_p);
if (parser_module_check_duplicate_import (context_p, local_name_p))
{
@@ -2496,8 +2495,7 @@ parser_parse_import_statement (parser_context_t *context_p) /**< parser context
lexer_construct_literal_object (context_p, &context_p->token.lit_location, LEXER_IDENT_LITERAL);
ecma_string_t *local_name_p = ecma_new_ecma_string_from_utf8 (context_p->lit_object.literal_p->u.char_p,
context_p->lit_object.literal_p->prop.length);
ecma_string_t *local_name_p = parser_new_ecma_string_from_literal (context_p->lit_object.literal_p);
if (parser_module_check_duplicate_import (context_p, local_name_p))
{
@@ -2598,8 +2596,8 @@ parser_parse_export_statement (parser_context_t *context_p) /**< context */
parser_parse_expression_statement (context_p, PARSE_EXPR_NO_COMMA | PARSE_EXPR_HAS_LITERAL);
}
ecma_string_t *name_p = ecma_new_ecma_string_from_utf8 (context_p->module_identifier_lit_p->u.char_p,
context_p->module_identifier_lit_p->prop.length);
ecma_string_t *name_p = parser_new_ecma_string_from_literal (context_p->module_identifier_lit_p);
ecma_string_t *export_name_p = ecma_get_magic_string (LIT_MAGIC_STRING_DEFAULT);
if (parser_module_check_duplicate_export (context_p, export_name_p))
@@ -2637,8 +2635,7 @@ parser_parse_export_statement (parser_context_t *context_p) /**< context */
lexer_construct_literal_object (context_p, &context_p->token.lit_location, LEXER_NEW_IDENT_LITERAL);
lexer_literal_t *literal_p = PARSER_GET_LITERAL (context_p->lit_object.index);
ecma_string_t *export_name_p = ecma_new_ecma_string_from_utf8 (literal_p->u.char_p,
literal_p->prop.length);
ecma_string_t *export_name_p = parser_new_ecma_string_from_literal (literal_p);
if (parser_module_check_duplicate_export (context_p, export_name_p))
{