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
|
#define NPRIVATES 16
GLOBL _tos(SB), $4
GLOBL _errnoloc(SB), $4
GLOBL _privates(SB), $4
GLOBL _nprivates(SB), $4
TEXT _mainp(SB), 1, $(16+NPRIVATES*4)
MOVW $setSB(SB), R2
/* _tos = arg */
MOVW R7, _tos(SB)
/*
MOVW _fpsr+0(SB), FSR
FMOVD $0.5, F26
FSUBD F26, F26, F24
FADDD F26, F26, F28
FADDD F28, F28, F30
*/
MOVW $12(R1), R7
MOVW R7, _errnoloc(SB)
ADD $4, R7
MOVW R7, _plan9err(SB)
ADD $128, R7
MOVW R7, _privates(SB)
MOVW $NPRIVATES, R7
MOVW R7, _nprivates(SB)
/* _profmain(); */
JMPL _profmain(SB)
/* _tos->prof.pp = _tos->prof.next; */
MOVW _tos+0(SB),R7
MOVW 4(R7),R8
MOVW R8,(R7)
JMPL _envsetup(SB)
/* main(argc, argv, environ); */
MOVW inargc-4(FP), R7
MOVW $inargv+0(FP), R8
MOVW environ(SB), R9
MOVW R7, 4(R1)
MOVW R8, 8(R1)
MOVW R9, 12(R1)
JMPL main(SB)
loop:
JMPL exit(SB)
MOVW $_mul(SB), R0 /* force loading of muldiv */
MOVW $_profin(SB), R0 /* force loading of profile */
JMP loop
TEXT _saveret(SB), 1, $0
TEXT _savearg(SB), 1, $0
RETURN
TEXT _callpc(SB), 1, $0
MOVW argp-4(FP), R7
RETURN
|