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Added | Removed | Changed
Entry | |
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R0 | Territory number, or -1 for current territory |
R1 | 3 (reason code) |
R2 | Timezone within territory |
R3 | Pointer to 28-byte UTC Date Time Ordinal Block |
Exit | |
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R0 | DST state flags: |
Bit 0: True/false for whether the given date/time lies within a DST period |
This SWI can be used to check whether a UTC date/time, specified as ordinals, is subject to daylight saving time for a given territory + timezone.
The day-of-week and day-of-year members of the ordinal block are unused and do not need to be present.
This SWI was introduced in TerritoryManager 0.47