| Line | |
|---|
| 1 | .define .error
|
|---|
| 2 | .define .Xtrp
|
|---|
| 3 |
|
|---|
| 4 | ! ax is trap number
|
|---|
| 5 | ! all registers must be saved
|
|---|
| 6 | ! because return is possible
|
|---|
| 7 | ! May only be called with error no's <16
|
|---|
| 8 | .text
|
|---|
| 9 | .error:
|
|---|
| 10 | push bp
|
|---|
| 11 | push si
|
|---|
| 12 | push di
|
|---|
| 13 | push dx
|
|---|
| 14 | push cx
|
|---|
| 15 | push bx
|
|---|
| 16 | push ax
|
|---|
| 17 | mov cx,ax
|
|---|
| 18 | mov bx,#1
|
|---|
| 19 | sal bx,cl
|
|---|
| 20 | .extern .ignmask
|
|---|
| 21 | .extern .trp
|
|---|
| 22 | test bx,.ignmask
|
|---|
| 23 | jne 2f
|
|---|
| 24 | call .trp
|
|---|
| 25 | 2:
|
|---|
| 26 | pop ax
|
|---|
| 27 | pop bx
|
|---|
| 28 | pop cx
|
|---|
| 29 | pop dx
|
|---|
| 30 | pop di
|
|---|
| 31 | pop si
|
|---|
| 32 | pop bp
|
|---|
| 33 | ret
|
|---|
| 34 |
|
|---|
| 35 | .Xtrp:
|
|---|
| 36 | cmp ax,#16
|
|---|
| 37 | jge 1f
|
|---|
| 38 | call .error
|
|---|
| 39 | ret
|
|---|
| 40 | 1:
|
|---|
| 41 | jmp .trp
|
|---|
Note:
See
TracBrowser
for help on using the repository browser.
