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https://github.com/cc65/cc65.git
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df193c0947
- mktime: Work unsigned as time_t's type implies (shifting Y2K38 bug to 2106) - mktime: Add unit tests - gmtime/localtime: factorize - gmtime/localtime: Add unit tests - mktime/gmtime/localtime: Size optimisation (-130 bytes wrt master) - mktime: Speed optimisation (from 23M cycles on the unit test to 2M)
21 lines
490 B
ArmAsm
21 lines
490 B
ArmAsm
;
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; Colin Leroy-Mira, 2024
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;
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; struct tm* __fastcall__ gmtime (const time_t* timep);
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;
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.export _gmtime
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.import __time_t_to_tm
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.import ldeaxi
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_gmtime:
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cpx #$00 ; Check for null pointer
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bne :+
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cmp #$00
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beq no_pointer
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: jsr ldeaxi ; Load value from pointer
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jmp __time_t_to_tm ; Convert it
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no_pointer:
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rts ; A/X already set
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