Subject: Re: Can anyone help with NetBSD/Alpha asm code?
To: None <firstname.lastname@example.org>
From: John Birrell <email@example.com>
Date: 12/05/1995 14:29:26
I tried changing the 'ldiq v0, -1' to return another number, and this
proved that it wasn't reporting an accurate address. The program was trying
I found a reference in /usr/include/machine/asm.h to the LEAF() macro stating
that it is not expecting functions to be called (so it doesn't set up a frame).
I changed the code to ....
NESTED(cerror, 0, 8, ra, 0, 0)
br t0, 1f
lda sp, -8(sp)
stq ra, 0(sp)
mov v0, a0
stl a0, 0(v0)
ldiq v0, -1
ldq ra, 0(sp)
lda sp, 8(sp)
so that the return address wasn't trashed by the call to __error and it
Thanks for your help.
John Birrell CIMlogic Pty Ltd
firstname.lastname@example.org 119 Cecil Street
Ph +61 3 9690 9600 South Melbourne Vic 3205
Fax +61 3 9690 6650 Australia
Mob +61 18 353 137