Re: [Qemu-devel] [PATCH qemu 2/2] target-ppc: Define get_monitor_def

[Thomas Huth <thuth@redhat.com>]

On 06/08/15 09:00, Alexey Kardashevskiy wrote:
> On 08/06/2015 04:33 PM, Thomas Huth wrote:
>> On 06/08/15 07:25, Alexey Kardashevskiy wrote:
>>> At the moment get_monitor_def() prints only registers from monitor_defs.
>>> However there is a lot of BOOK3S SPRs which are not in the list and
>>> cannot be printed.
>>>
>>> This makes use of the new get_monitor_def() callback and prints all
>>> registered SPRs and fails on unregistered ones proving the user
>>> information on what is actually supported in the running CPU.
>>>
>>> Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
>>> ---
>>>   monitor.c                   | 215
>>> +-------------------------------------------
>>>   target-ppc/cpu-qom.h        |   2 +
>>>   target-ppc/translate.c      |  72 +++++++++++++++
>>>   target-ppc/translate_init.c |   1 +
>>>   4 files changed, 76 insertions(+), 214 deletions(-)
>> ...
>>> diff --git a/target-ppc/translate.c b/target-ppc/translate.c
>>> index 84c5cea..f4acafb 100644
>>> --- a/target-ppc/translate.c
>>> +++ b/target-ppc/translate.c
>>> @@ -11401,6 +11401,78 @@ void ppc_cpu_dump_statistics(CPUState *cs,
>>> FILE*f,
>>>   #endif
>>>   }
>>>
>>> +static int ppc_cpu_get_reg(target_ulong *regs, const char *numstr,
>>> int maxnum,
>>> +                           uint64_t *pval)
>>
>> Don't you break the 32-bit QEMU (ppc-softmmu instead of ppc64-softmmu)
>> here? Since pval is uint64_t but the registers are target_ulong = 32
>> bit ?
> 
> 
> I cannot see how I break it - 64bit is enough for both, 32bit will just
> have upper bits set to zero.

Ah, stupid me, I somehow mixed up the pval and the regs pointer ...
never mind!

 Thomas