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Re: [Qemu-devel] Qemu arm emulation
From: |
Ulrich Hecht |
Subject: |
Re: [Qemu-devel] Qemu arm emulation |
Date: |
Sat, 5 Feb 2005 13:45:11 +0100 |
User-agent: |
KMail/1.7.92 |
Hi!
On Friday 04 February 2005 15:19, Paul Brook wrote:
> On Friday 04 February 2005 12:30, Ulrich Hecht wrote:
> > +void OPPROTO op_movl_T1_im_cc(void)
> > +{
> > + T1 = PARAM1;
> > + env->CF = PARAM1 >> 31;
> > +}
>
> This should be "((uint32_t) PARAM1) >> 31".
> The comments say CF is 0 or 1. PARAM1 is signed, so your code will
> result in 0 or -1 on 32-bit hosts.
>
> > /* XXX: is CF modified ? */
>
> Probably want to remove this comment now.
OK.
CU
Uli
qemu-shifter_carry.patch
Description: Text Data