Discussion:
decoding x86 instructions ?
(too old to reply)
s***@crayne.org
2005-03-12 21:25:39 UTC
Permalink
Hello everybody out there,

Well I have to say disassemble some 80386 instructions in hex form. And
how I can't use debug to proceed because it supports only the 8086
instruction set (if there is one that can do with 386 please let me
know)
Well here is how I used debug

n foo.com
e 100 b9 .......
rcx
1..
w
u

well it seems to be a bit long but that worked well for me, untill
80836 instructions are needed.
After that I've written a prog that say converts from hex to binary and
then written in a file but I can't disassemble it.

Please if there is well known one let me know .
for information about my working desktop I use dosemu under linux

all regards,
chillov macluvitch
Dick Wesseling
2005-03-13 18:41:04 UTC
Permalink
Post by s***@crayne.org
well it seems to be a bit long but that worked well for me, untill
80836 instructions are needed.
After that I've written a prog that say converts from hex to binary and
then written in a file but I can't disassemble it.
Please if there is well known one let me know .
for information about my working desktop I use dosemu under linux
objdump --disassemble-all -b binary -m i8086 <file>

should do the job
Markus Humm
2005-03-14 19:54:14 UTC
Permalink
***@crayne.org schrieb:
The Debug from DR DOS 7.0x should do that.

Greetings

Markus
Gerard Bok
2005-03-15 19:01:21 UTC
Permalink
Post by s***@crayne.org
Well I have to say disassemble some 80386 instructions in hex form. And
how I can't use debug to proceed because it supports only the 8086
instruction set (if there is one that can do with 386 please let me
know)
If memory serves me well, Novell Dos' debug does.
(At least the assembly option supports Pentium)
--
Kind regards,
Gerard Bok
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