1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
|
;--------------------------------------------------------
; File Created by SDCC : free open source ANSI-C Compiler
; Version 3.9.3 #11345 (Linux)
;--------------------------------------------------------
.module _memset
.optsdcc -mstm8
;--------------------------------------------------------
; Public variables in this module
;--------------------------------------------------------
.globl _memset
;--------------------------------------------------------
; ram data
;--------------------------------------------------------
.area DATA
;--------------------------------------------------------
; ram data
;--------------------------------------------------------
.area INITIALIZED
;--------------------------------------------------------
; absolute external ram data
;--------------------------------------------------------
.area DABS (ABS)
; default segment ordering for linker
.area HOME
.area GSINIT
.area GSFINAL
.area CONST
.area INITIALIZER
.area CODE
;--------------------------------------------------------
; global & static initialisations
;--------------------------------------------------------
.area HOME
.area GSINIT
.area GSFINAL
.area GSINIT
;--------------------------------------------------------
; Home
;--------------------------------------------------------
.area HOME
.area HOME
;--------------------------------------------------------
; code
;--------------------------------------------------------
.area CODE
; ../_memset.c: 41: void *memset (void *s, int c, size_t n)
; -----------------------------------------
; function memset
; -----------------------------------------
_memset:
sub sp, #2
; ../_memset.c: 44: register unsigned char *ret = s;
ldw x, (0x06, sp)
; ../_memset.c: 46: while (n--)
ldw (0x01, sp), x
ldw y, (0x0a, sp)
00101$:
ldw x, y
decw y
tnzw x
jreq 00103$
; ../_memset.c: 48: *(unsigned char *) ret = c;
ld a, (0x09, sp)
ldw x, (0x01, sp)
ld (x), a
; ../_memset.c: 49: ret = ((unsigned char *) ret) + 1;
ldw x, (0x01, sp)
incw x
ldw (0x01, sp), x
jra 00101$
00103$:
; ../_memset.c: 52: return s;
ldw x, (0x06, sp)
; ../_memset.c: 53: }
addw sp, #2
retf
.area CODE
.area CONST
.area INITIALIZER
.area CABS (ABS)
|
