YourWishes/jerryscript
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Improve date internals (#4593)

Browse Source 
- Optimize year from time calculation
- Force arithmetic operations to int32_t/int64_t whenever possible
- Optimize number conversion in date parse
- Cache local TZA of the date object
- Fix a bug in Date.parse timezone parsing

JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik robert.fancsik@h-lab.eu
This commit is contained in:
Robert Fancsik
2021-02-17 16:07:54 +01:00
committed by GitHub
parent 67e7e89c8e
commit 488a0bf7e8
10 changed files with 810 additions and 785 deletions
Download Patch File Download Diff File Expand all files Collapse all files
jerry-core/ecma/builtin-objects/ecma-builtin-helpers.h
+20 -16
View File
@@ -111,16 +111,16 @@ ecma_builtin_is_regexp_exec (ecma_extended_object_t *obj_p);
*/
/** Hours in a day. */
#define ECMA_DATE_HOURS_PER_DAY ((ecma_number_t) 24)
#define ECMA_DATE_HOURS_PER_DAY (24)
/** Minutes in an hour. */
#define ECMA_DATE_MINUTES_PER_HOUR ((ecma_number_t) 60)
#define ECMA_DATE_MINUTES_PER_HOUR (60)
/** Seconds in a minute. */
#define ECMA_DATE_SECONDS_PER_MINUTE ((ecma_number_t) 60)
#define ECMA_DATE_SECONDS_PER_MINUTE (60)
/** Milliseconds in a second. */
#define ECMA_DATE_MS_PER_SECOND ((ecma_number_t) 1000)
#define ECMA_DATE_MS_PER_SECOND (1000)
/** ECMA_DATE_MS_PER_MINUTE == 60000 */
#define ECMA_DATE_MS_PER_MINUTE (ECMA_DATE_MS_PER_SECOND * ECMA_DATE_SECONDS_PER_MINUTE)
@@ -129,7 +129,11 @@ ecma_builtin_is_regexp_exec (ecma_extended_object_t *obj_p);
#define ECMA_DATE_MS_PER_HOUR (ECMA_DATE_MS_PER_MINUTE * ECMA_DATE_MINUTES_PER_HOUR)
/** ECMA_DATE_MS_PER_DAY == 86400000 */
#define ECMA_DATE_MS_PER_DAY (ECMA_DATE_MS_PER_HOUR * ECMA_DATE_HOURS_PER_DAY)
#define ECMA_DATE_MS_PER_DAY ((ECMA_DATE_MS_PER_HOUR * ECMA_DATE_HOURS_PER_DAY))
#define ECMA_DATE_DAYS_IN_YEAR (365)
#define ECMA_DATE_DAYS_IN_LEAP_YEAR (366)
/**
* This gives a range of 8,640,000,000,000,000 milliseconds
@@ -150,23 +154,23 @@ typedef enum
extern const char day_names_p[7][3];
extern const char month_names_p[12][3];
ecma_number_t ecma_date_day (ecma_number_t time);
ecma_number_t ecma_date_time_within_day (ecma_number_t time);
ecma_number_t ecma_date_year_from_time (ecma_number_t time);
ecma_number_t ecma_date_month_from_time (ecma_number_t time);
ecma_number_t ecma_date_date_from_time (ecma_number_t time);
ecma_number_t ecma_date_week_day (ecma_number_t time);
int32_t ecma_date_day_from_time (ecma_number_t time);
int32_t ecma_date_year_from_time (ecma_number_t time);
int32_t ecma_date_month_from_time (ecma_number_t time);
int32_t ecma_date_date_from_time (ecma_number_t time);
int32_t ecma_date_week_day (ecma_number_t time);
int32_t ecma_date_hour_from_time (ecma_number_t time);
int32_t ecma_date_min_from_time (ecma_number_t time);
int32_t ecma_date_sec_from_time (ecma_number_t time);
int32_t ecma_date_ms_from_time (ecma_number_t time);
int32_t ecma_date_time_in_day_from_time (ecma_number_t time);
ecma_number_t ecma_date_local_time_zone_adjustment (ecma_number_t time);
ecma_number_t ecma_date_utc (ecma_number_t time);
ecma_number_t ecma_date_hour_from_time (ecma_number_t time);
ecma_number_t ecma_date_min_from_time (ecma_number_t time);
ecma_number_t ecma_date_sec_from_time (ecma_number_t time);
ecma_number_t ecma_date_ms_from_time (ecma_number_t time);
ecma_number_t ecma_date_make_time (ecma_number_t hour, ecma_number_t min, ecma_number_t sec, ecma_number_t ms);
ecma_number_t ecma_date_make_day (ecma_number_t year, ecma_number_t month, ecma_number_t date);
ecma_number_t ecma_date_make_date (ecma_number_t day, ecma_number_t time);
ecma_number_t ecma_date_time_clip (ecma_number_t time);
ecma_number_t ecma_date_timezone_offset (ecma_number_t time);
ecma_value_t ecma_date_value_to_string (ecma_number_t datetime_number);
ecma_value_t ecma_date_value_to_utc_string (ecma_number_t datetime_number);