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make trap handling more consistent

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This commit is contained in:
ceriel 1988-07-13 14:29:32 +00:00
parent be1e3440b7
commit 87e020db8a
16 changed files with 29 additions and 20 deletions
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2
mach/i86/libem/adi.s
View file

@ -24,5 +24,5 @@
.extern EODDZ .extern EODDZ
.extern .trp .extern .trp
mov ax,EODDZ mov ax,EODDZ
push ax push bx
jmp .trp jmp .trp

2
mach/i86/libem/dvi.s
View file

@ -35,5 +35,5 @@
.extern EODDZ .extern EODDZ
.extern .trp .extern .trp
mov ax,EODDZ mov ax,EODDZ
push ax push bx
jmp .trp jmp .trp

2
mach/i86/libem/dvu.s
View file

@ -35,5 +35,5 @@
.extern EODDZ .extern EODDZ
.extern .trp .extern .trp
mov ax,EODDZ mov ax,EODDZ
push ax push bx
jmp .trp jmp .trp

9
mach/i86/libem/error.s
View file

@ -1,5 +1,6 @@
.sect .text; .sect .rom; .sect .data; .sect .bss .sect .text; .sect .rom; .sect .data; .sect .bss
.define .error .define .error
.define .Xtrp
! ax is trap number ! ax is trap number
! all registers must be saved ! all registers must be saved
@ -31,3 +32,11 @@
pop si pop si
pop bp pop bp
ret ret
.Xtrp:
cmp ax,16
jge 1f
call .error
ret
1:
jmp .trp

3
mach/i86/libem/fakfp.s
View file

@ -35,5 +35,4 @@
.cmf4: .cmf4:
.cmf8: .cmf8:
mov ax,18 ! illegal instruction EILLINS mov ax,18 ! illegal instruction EILLINS
call .trp jmp .trp
ret

2
mach/i86/libem/mli.s
View file

@ -38,5 +38,5 @@
.extern EODDZ .extern EODDZ
.extern .trp .extern .trp
mov ax,EODDZ mov ax,EODDZ
push ax push bx
jmp .trp jmp .trp

2
mach/i86/libem/ngi.s
View file

@ -26,5 +26,5 @@
.extern EODDZ .extern EODDZ
.extern .trp .extern .trp
mov ax,EODDZ mov ax,EODDZ
push ax push bx
jmp .trp jmp .trp

2
mach/i86/libem/rmi.s
View file

@ -35,5 +35,5 @@
.extern EODDZ .extern EODDZ
.extern .trp .extern .trp
mov ax,EODDZ mov ax,EODDZ
push ax push bx
jmp .trp jmp .trp

2
mach/i86/libem/rmu.s
View file

@ -35,5 +35,5 @@
.extern EODDZ .extern EODDZ
.extern .trp .extern .trp
mov ax,EODDZ mov ax,EODDZ
push ax push bx
jmp .trp jmp .trp

2
mach/i86/libem/rol.s
View file

@ -32,5 +32,5 @@
.extern EODDZ .extern EODDZ
.extern .trp .extern .trp
mov ax,EODDZ mov ax,EODDZ
push ax push dx
jmp .trp jmp .trp

2
mach/i86/libem/ror.s
View file

@ -33,5 +33,5 @@
.extern EODDZ .extern EODDZ
.extern .trp .extern .trp
mov ax,EODDZ mov ax,EODDZ
push ax push dx
jmp .trp jmp .trp

2
mach/i86/libem/sbi.s
View file

@ -26,5 +26,5 @@
.extern EODDZ .extern EODDZ
.extern .trp .extern .trp
mov ax,EODDZ mov ax,EODDZ
push ax push bx
jmp .trp jmp .trp

1
mach/i86/libem/set.s
View file

@ -35,7 +35,6 @@
.extern .trp .extern .trp
pop di pop di
mov ax,ESET mov ax,ESET
push ax
jmp .trp jmp .trp
.sect .data .sect .data

2
mach/i86/libem/sli.s
View file

@ -31,5 +31,5 @@
.extern EODDZ .extern EODDZ
.extern .trp .extern .trp
mov ax,EODDZ mov ax,EODDZ
push ax push dx
jmp .trp jmp .trp

2
mach/i86/libem/sri.s
View file

@ -31,5 +31,5 @@
.extern EODDZ .extern EODDZ
.extern .trp .extern .trp
mov ax,EODDZ mov ax,EODDZ
push ax push dx
jmp .trp jmp .trp

12
mach/i86/libem/strhp.s
View file

@ -12,14 +12,16 @@
add ax,02000 add ax,02000
and ax,~0777 and ax,~0777
mov (.limhp),ax mov (.limhp),ax
push bx
push ax push ax
call _brk call _brk
or ax,ax pop cx
jne 2f pop bx
cmp ax,-1
je 2f
1: 1:
jmp bx jmp bx
2: 2:
mov ax,EHEAP mov ax,EHEAP
push ax push bx
call .trp jmp .trp
jmp bx