On 10 May 2018 at 15:36, Richard Henderson <r...@twiddle.net> wrote:
> On 05/10/2018 06:00 AM, Peter Maydell wrote:
>> Usually the logging of the CPU state produced by -d cpu is sufficient
>> to diagnose problems, but sometimes you want to see the state of
>> the floating point registers as well. We don't want to enable that
>> by default as it adds a lot of extra data to the log; instead,
>> allow it to be optionally enabled via -d fpu.
>>
>> Signed-off-by: Peter Maydell <peter.mayd...@linaro.org>
>> ---
>> I've found this helpful while tracking down fp-emulation related bugs.
>>
>>  include/qemu/log.h   | 1 +
>>  accel/tcg/cpu-exec.c | 9 ++++++---
>>  util/log.c           | 2 ++
>>  3 files changed, 9 insertions(+), 3 deletions(-)
>
> Reviewed-by: Richard Henderson <richard.hender...@linaro.org>
>
> I'll also note that only i386 and arm check this flag;
> something to fix for the rest...

Mmm. It would also be nice not to have that TARGET_I386
special case for CPU_DUMP_CCOP -- we should either care about
that for everything, or for nothing (my vote would be for not
printing it unless user-requested, since it's an internal
tcg target detail.)

thanks
-- PMM

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