Aurelien Jarno a écrit :
> Matthew Howkins a écrit :
>> There is a bug in the ARM emulation of data-processing instructions with
>> ASR <reg> when the shift==0. The current QEMU CVS incorrectly modifies
>> the C-flag, when it should be preserved.
>>
>> The attached patch corrects this.
>>
>
> This patch is consistent with the reference manual, I think it should be
> applied. Has it been lost?
Still no news about this patch...
>> ------------------------------------------------------------------------
>>
>> Index: target-arm/op.c
>> ===================================================================
>> RCS file: /sources/qemu/qemu/target-arm/op.c,v
>> retrieving revision 1.21
>> diff -u -r1.21 op.c
>> --- target-arm/op.c 26 Jun 2006 19:55:19 -0000 1.21
>> +++ target-arm/op.c 11 Feb 2007 16:08:22 -0000
>> @@ -667,7 +667,7 @@
>> if (shift >= 32) {
>> env->CF = (T1 >> 31) & 1;
>> T1 = (int32_t)T1 >> 31;
>> - } else {
>> + } else if (shift != 0) {
>> env->CF = (T1 >> (shift - 1)) & 1;
>> T1 = (int32_t)T1 >> shift;
>> }
>>
>>
>> ------------------------------------------------------------------------
>>
>> _______________________________________________
>> Qemu-devel mailing list
>> Qemu-devel@nongnu.org
>> http://lists.nongnu.org/mailman/listinfo/qemu-devel
>
>
--
.''`. Aurelien Jarno | GPG: 1024D/F1BCDB73
: :' : Debian developer | Electrical Engineer
`. `' [EMAIL PROTECTED] | [EMAIL PROTECTED]
`- people.debian.org/~aurel32 | www.aurel32.net
