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Improve date internals (#4593)

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- 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
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jerry-core/ecma/builtin-objects/ecma-builtin-date.inc.h
+3 -3
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@@ -30,9 +30,9 @@ NUMBER_VALUE (LIT_MAGIC_STRING_LENGTH,
7,
ECMA_PROPERTY_FLAG_DEFAULT_LENGTH)
ROUTINE (LIT_MAGIC_STRING_PARSE, ecma_builtin_date_parse, 1, 1)
ROUTINE (LIT_MAGIC_STRING_UTC_U, ecma_builtin_date_utc, NON_FIXED, 7)
ROUTINE (LIT_MAGIC_STRING_NOW, ecma_builtin_date_now, 0, 0)
ROUTINE (LIT_MAGIC_STRING_PARSE, ECMA_DATE_ROUTINE_PARSE, 1, 1)
ROUTINE (LIT_MAGIC_STRING_UTC_U, ECMA_DATE_ROUTINE_UTC, NON_FIXED, 7)
ROUTINE (LIT_MAGIC_STRING_NOW, ECMA_DATE_ROUTINE_NOW, 0, 0)
#if JERRY_ESNEXT
STRING_VALUE (LIT_MAGIC_STRING_NAME,