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cc65/libsrc/cbm/getres.s

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;
; Oliver Schmidt, 15.8.2018
;
2018-09-27 18:22:21 +00:00
; int __fastcall__ clock_getres (clockid_t clk_id, struct timespec *res);
;
.include "time.inc"
.importzp ptr1
.import incsp1, return0
;----------------------------------------------------------------------------
.code
.proc _clock_getres
sta ptr1
stx ptr1+1
ldy #.sizeof(timespec)-1
@L1: lda time,y
sta (ptr1),y
dey
bpl @L1
jsr incsp1
jmp return0
.endproc
;----------------------------------------------------------------------------
; timespec struct with tv_nsec set to 1/10 second
.rodata
time: .dword 0
.dword 100 * 1000 * 1000