gbdk-2020 | GameBoy Development Kit |
| download: https://git.y1.nz/archives/gbdk.tar.gz | |
| README | Files | Log | Refs | LICENSE |
gbdk-lib/libc/asm/z80/memset.s
1 .area _CODE
2
3 ;; void *memset (void *s, int c, size_t n) __z88dk_callee;
4 _memset::
5 pop af
6 pop hl
7 pop de
8 pop bc
9 push af
10
11 ld a, b
12 or c
13 ret z
14
15 ld (hl), e
16 dec bc
17
18 ld a, b
19 or c
20 ret z
21
22 push hl
23 ld d, h
24 ld e, l
25 inc de
26
27 ldir
28 pop hl
29 ret
30
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