mirror of
https://github.com/cc65/cc65.git
synced 2024-11-19 06:31:31 +00:00
56 lines
1.3 KiB
ArmAsm
56 lines
1.3 KiB
ArmAsm
|
;
|
||
|
|
; 2019-12-27, Greg King
|
||
|
|
;
|
||
|
|
; int __fastcall__ clock_settime (clockid_t clk_id, const struct timespec *tp);
|
||
|
|
;
|
||
|
|
|
||
|
|
.include "time.inc"
|
||
|
|
.include "cx16.inc"
|
||
|
|
|
||
|
|
.importzp ptr1
|
||
|
|
.import pushax, pusheax, ldax0sp, ldeaxidx
|
||
|
|
.import tosdiveax, incsp3, return0
|
||
|
|
.import load_jiffy
|
||
|
|
.import CLOCK_SET_DATE_TIME
|
||
|
|
|
||
|
|
|
||
|
|
.macro COPY reg, offset
|
||
|
|
ldy #offset
|
||
|
|
lda (ptr1),y
|
||
|
|
sta gREG::reg
|
||
|
|
.endmac
|
||
|
|
|
||
|
|
;----------------------------------------------------------------------------
|
||
|
|
|
||
|
|
.proc _clock_settime
|
||
|
|
|
||
|
|
jsr pushax
|
||
|
|
|
||
|
|
.assert timespec::tv_sec = 0, error
|
||
|
|
jsr _localtime
|
||
|
|
sta ptr1
|
||
|
|
stx ptr1+1
|
||
|
|
|
||
|
|
COPY r0L, tm::tm_year
|
||
|
|
COPY r0H, tm::tm_mon
|
||
|
|
inc gREG::r0H
|
||
|
|
COPY r1L, tm::tm_mday
|
||
|
|
COPY r1H, tm::tm_hour
|
||
|
|
COPY r2L, tm::tm_min
|
||
|
|
COPY r2H, tm::tm_sec
|
||
|
|
|
||
|
|
jsr ldax0sp ; Get tp
|
||
|
|
ldy #timespec::tv_nsec+3
|
||
|
|
jsr ldeaxidx ; Get nanoseconds
|
||
|
|
jsr pusheax
|
||
|
|
jsr load_jiffy
|
||
|
|
jsr tosdiveax
|
||
|
|
sta gREG::r3L ; Put number of jiffies
|
||
|
|
|
||
|
|
jsr CLOCK_SET_DATE_TIME
|
||
|
|
|
||
|
|
jsr incsp3
|
||
|
|
jmp return0
|
||
|
|
|
||
|
|
.endproc
|