Commit | Line | Data |
---|---|---|
fde98a2d BJ |
1 | / C runtime startoff including monitoring |
2 | / | |
3 | / Modified to work in separate i/d | |
4 | / Remove comments below to use without floating point | |
5 | / | |
6 | ||
7 | cbufs = 150. | |
8 | ||
9 | .globl _monitor | |
10 | .globl _sbrk | |
11 | .globl _main | |
12 | .globl _exit | |
13 | .globl _IEH3exit | |
14 | .globl _etext | |
15 | .comm countbase,2 | |
16 | ||
17 | .comm savr5,2 | |
18 | ||
19 | /.globl fptrap,fpjsr | |
20 | start: | |
21 | / sys signal; 4; fptrap | |
22 | / jsr pc,fpjsr | |
23 | setd | |
24 | mov sp,r0 | |
25 | mov (r0),-(sp) | |
26 | tst (r0)+ | |
27 | mov r0,2(sp) | |
28 | ||
29 | mov $_etext,r1 | |
30 | sub $eprol,r1 | |
31 | add $7,r1 | |
32 | ash $-3,r1 | |
33 | bic $!17777,r1 | |
34 | mov $cbufs,-(sp) | |
35 | add $3*[cbufs+1],r1 | |
36 | mov r1,-(sp) | |
37 | asl r1 | |
38 | mov r1,-(sp) | |
39 | jsr pc,_sbrk | |
40 | tst (sp)+ | |
41 | cmp r0,$-1 | |
42 | beq 9f | |
43 | mov r0,-(sp) | |
44 | add $6,r0 | |
45 | mov r0,countbase | |
46 | mov $_etext,-(sp) | |
47 | mov $eprol,-(sp) | |
48 | jsr pc,_monitor | |
49 | add $10.,sp | |
50 | jsr pc,_main | |
51 | cmp (sp)+,(sp)+ | |
52 | jsr pc,_exit | |
53 | ||
54 | 9: | |
55 | mov $2,r0 | |
56 | sys write; 8f; 9f-8f | |
57 | ||
58 | .data; 8: <No space for monitor buffer\n>; 9:.even; .text | |
59 | ||
60 | _exit: | |
61 | _IEH3exit: | |
62 | mov r5,-(sp) | |
63 | mov sp,r5 | |
64 | clr -(sp) | |
65 | jsr pc,_monitor | |
66 | tst (sp)+ | |
67 | mov 4(r5),r0 | |
68 | sys exit | |
69 | eprol: |